URL
https://opencores.org/ocsvn/systemcdes/systemcdes/trunk
Subversion Repositories systemcdes
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Rev 1 → Rev 2
/trunk/bench/systemc/adapt.h
0,0 → 1,67
////////////////////////////////////////////////////////////////////// |
//// //// |
//// sc_fifo to sc_signal adapter //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
SC_MODULE(adapter){ |
|
sc_in<bool> clk; |
sc_in<bool> rt_ready_i; |
sc_in<sc_uint<64> > rt_des_data_i; |
|
sc_fifo_out<sc_uint<64> > rt_des_data_o; |
|
void adapt(){ |
|
while(1){ |
wait(clk->posedge_event()); |
if(rt_ready_i.read()) |
rt_des_data_o.write(rt_des_data_i.read()); |
} |
|
} |
|
SC_CTOR(adapter){ |
SC_THREAD(adapt); |
} |
}; |
/trunk/bench/systemc/desmodel.h
0,0 → 1,95
////////////////////////////////////////////////////////////////////// |
//// //// |
//// DES C behavioral model //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// C behavioral model used as golden model //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
void decrypt_des(unsigned char *block, unsigned char *block_o, unsigned char *key); |
void encrypt_des(unsigned char *block, unsigned char *block_o, unsigned char *key); |
|
SC_MODULE(desmodel){ |
|
sc_fifo_in<bool> decrypt; |
sc_fifo_in<sc_uint<64> > des_key_i; |
sc_fifo_in<sc_uint<64> > des_data_i; |
|
sc_fifo_out<sc_uint<64> > des_data_o; |
|
void des_thread(){ |
unsigned char des_key[8],des_data[8],des_out[8]; |
sc_uint<64> des_key_i_var,des_data_i_var,des_data_o_var; |
|
while(1){ |
|
des_data_i_var=des_data_i.read(); |
des_key_i_var=des_key_i.read(); |
|
//Convert a sc_uint<64> to an array of 8 char |
des_key[0]=des_key_i_var.range(63,56);des_key[1]=des_key_i_var.range(55,48);des_key[2]=des_key_i_var.range(47,40);des_key[3]=des_key_i_var.range(39,32); |
des_key[4]=des_key_i_var.range(31,24);des_key[5]=des_key_i_var.range(23,16);des_key[6]=des_key_i_var.range(15,8);des_key[7]=des_key_i_var.range(7,0); |
|
des_data[0]=des_data_i_var.range(63,56);des_data[1]=des_data_i_var.range(55,48);des_data[2]=des_data_i_var.range(47,40);des_data[3]=des_data_i_var.range(39,32); |
des_data[4]=des_data_i_var.range(31,24);des_data[5]=des_data_i_var.range(23,16);des_data[6]=des_data_i_var.range(15,8);des_data[7]=des_data_i_var.range(7,0); |
|
if(!decrypt.read()) |
encrypt_des(des_data,des_out,des_key); |
else |
decrypt_des(des_data,des_out,des_key); |
|
des_data_o_var.range(63,56)=des_out[0];des_data_o_var.range(55,48)=des_out[1];des_data_o_var.range(47,40)=des_out[2];des_data_o_var.range(39,32)=des_out[3]; |
des_data_o_var.range(31,24)=des_out[4];des_data_o_var.range(23,16)=des_out[5];des_data_o_var.range(15,8)=des_out[6];des_data_o_var.range(7,0)=des_out[7]; |
|
des_data_o.write(des_data_o_var); |
} |
} |
|
|
|
SC_CTOR(desmodel){ |
|
SC_THREAD(des_thread); |
|
} |
}; |
/trunk/bench/systemc/main.cpp
0,0 → 1,133
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Main simulation file //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Simulation file for DES project //// |
//// //// |
//// To Do: //// |
//// - nothing //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
#include "systemc.h" |
#include "iostream.h" |
#include "des.h" |
#include "desfunctions.h" |
#include "desmodel.h" |
#include "stimulus.h" |
#include "adapt.h" |
#include "checker.h" |
|
int sc_main(int argc, char* argv[]){ |
|
sc_clock clk("clk",20); |
|
test *t; |
des_transactor *tr; |
des *de1; |
desmodel *dm1; |
adapter *ad1; |
checker *ch1; |
|
t=new test("testbench"); |
tr=new des_transactor("des_transactor"); |
dm1=new desmodel("des_C_model"); |
de1=new des("des"); |
ad1=new adapter("adapter"); |
ch1=new checker("checker"); |
|
t->transactor(*tr); |
|
sc_signal<bool> reset; |
sc_signal<bool> rt_load; |
sc_signal<bool> rt_decrypt; |
sc_signal<sc_uint<64> > rt_data_i; |
sc_signal<sc_uint<64> > rt_key; |
|
sc_signal<sc_uint<64> > rt_data_o; |
sc_signal<bool> rt_ready; |
|
sc_fifo<sc_uint<64> > rt_des_data_ck; |
sc_fifo<sc_uint<64> > c_des_data_ck; |
|
sc_fifo<bool> c_decrypt; |
sc_fifo<sc_uint<64> > c_key; |
sc_fifo<sc_uint<64> > c_data; |
|
ch1->reset(reset); |
ch1->rt_des_data_i(rt_des_data_ck); |
ch1->c_des_data_i(c_des_data_ck); |
|
ad1->clk(clk); |
ad1->rt_ready_i(rt_ready); |
ad1->rt_des_data_i(rt_data_o); |
ad1->rt_des_data_o(rt_des_data_ck); |
|
dm1->decrypt(c_decrypt); |
dm1->des_key_i(c_key); |
dm1->des_data_i(c_data); |
dm1->des_data_o(c_des_data_ck); |
|
de1->clk(clk); |
de1->reset(reset); |
de1->load_i(rt_load); |
de1->decrypt_i(rt_decrypt); |
de1->data_i(rt_data_i); |
de1->key_i(rt_key); |
de1->data_o(rt_data_o); |
de1->ready_o(rt_ready); |
|
tr->clk(clk); |
tr->reset(reset); |
//Ports to RT model |
tr->rt_load_o(rt_load); |
tr->rt_decrypt_o(rt_decrypt); |
tr->rt_des_data_o(rt_data_i); |
tr->rt_des_key_o(rt_key); |
tr->rt_des_ready_i(rt_ready); |
//Ports to C model |
tr->c_decrypt_o(c_decrypt); |
tr->c_des_key_o(c_key); |
tr->c_des_data_o(c_data); |
|
sc_start(-1); |
|
return 0; |
|
} |
/trunk/bench/systemc/stimulus.cpp
0,0 → 1,83
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Random stimulus generation //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// DES random stimulus //// |
//// //// |
//// To Do: //// |
//// - nothing //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
|
|
#include "stimulus.h" |
|
void test::tb(){ |
|
sc_uint<64> des_key_var,des_data_var; |
bool decrypt_var; |
|
scv_random::set_global_seed(53246); |
|
random_generator rg("random_generator"); |
|
transactor->resetea(); |
|
while(1){ |
|
rg.des_key->next(); |
rg.des_data->next(); |
rg.decrypt->next(); |
|
|
des_data_var=*(rg.des_data); |
des_key_var=*(rg.des_key); |
decrypt_var=*(rg.decrypt); |
|
if(!decrypt_var){ |
cout << "Encrypt: 0x" << (int)des_data_var.range(63,32) << (int)des_data_var.range(31,0) << " 0x" << (int)des_key_var.range(63,32) << (int)des_key_var.range(31,0) << " " << sc_time_stamp() << endl; |
transactor->encrypt(des_data_var,des_key_var); |
}else{ |
cout << "Decrypt: 0x" << (int)des_data_var.range(63,32) << (int)des_data_var.range(31,0) << " 0x" << (int)des_key_var.range(63,32) << (int)des_key_var.range(31,0) << " " << sc_time_stamp() << endl; |
transactor->decrypt(des_data_var,des_key_var); |
} |
} |
|
} |
/trunk/bench/systemc/transactor.h
0,0 → 1,150
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Transactor for AES ramdom verification //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Transactor acording to TLM for SystemC DES project //// |
//// //// |
//// To Do: //// |
//// - nothing //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
class transactor_ports:public sc_module{ |
public: |
|
// Ports |
sc_in<bool> clk; |
sc_out<bool> reset; |
|
//Ports to RT model |
sc_out<bool> rt_load_o; |
sc_out<bool> rt_decrypt_o; |
sc_out<sc_uint<64> > rt_des_data_o; |
sc_out<sc_uint<64> > rt_des_key_o; |
sc_in<bool> rt_des_ready_i; |
|
//Ports to C model |
sc_fifo_out<bool> c_decrypt_o; |
sc_fifo_out<sc_uint<64> > c_des_key_o; |
sc_fifo_out<sc_uint<64> > c_des_data_o; |
|
}; |
|
|
class rw_task_if : virtual public sc_interface { |
|
public: |
//Funciones para el transactor |
virtual void resetea(void)=0; |
virtual void encrypt(sc_uint<64> data, sc_uint<64> key)=0; |
virtual void decrypt(sc_uint<64> data, sc_uint<64> key)=0; |
virtual void wait_cycles(int cycles)=0; |
|
}; |
|
|
//Transactor |
class des_transactor:public rw_task_if,public transactor_ports { |
|
public: |
|
SC_CTOR(des_transactor){ |
|
cout.unsetf(ios::dec); |
cout.setf(ios::hex); |
|
} |
|
|
void resetea(void){ |
reset.write(0); |
wait(clk->posedge_event()); |
reset.write(1); |
cout << "Reseted" << endl; |
} |
|
void encrypt(sc_uint<64> data, sc_uint<64> key){ |
|
wait(clk->posedge_event()); |
|
//To RT model |
rt_load_o.write(1); |
rt_des_data_o.write(data); |
rt_des_key_o.write(key); |
rt_decrypt_o.write(0); |
|
//To C model through fifos |
c_des_data_o.write(data); |
c_des_key_o.write(key); |
c_decrypt_o.write(0); |
|
wait(clk->posedge_event()); |
rt_load_o.write(0); |
wait(rt_des_ready_i->posedge_event()); |
} |
|
void decrypt(sc_uint<64> data, sc_uint<64> key){ |
|
wait(clk->posedge_event()); |
|
//To RT model |
rt_load_o.write(1); |
rt_des_data_o.write(data); |
rt_des_key_o.write(key); |
rt_decrypt_o.write(1); |
|
//To C model through fifos |
c_des_data_o.write(data); |
c_des_key_o.write(key); |
c_decrypt_o.write(1); |
|
wait(clk->posedge_event()); |
rt_load_o.write(0); |
wait(rt_des_ready_i->posedge_event()); |
|
} |
|
void wait_cycles(int cycles){ |
for(int i=0;i<cycles;i++){ |
wait(clk->posedge_event()); |
} |
} |
|
}; |
/trunk/bench/systemc/checker.h
0,0 → 1,81
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Checker //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Check that the outputs from the RTL model and the C model //// |
//// used as golden model are the same //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
#include "systemc.h" |
|
SC_MODULE(checker){ |
|
sc_in<bool> reset; |
|
sc_fifo_in<sc_uint<64> > rt_des_data_i; |
sc_fifo_in<sc_uint<64> > c_des_data_i; |
|
void check(){ |
sc_uint<64> rt_data_var,c_data_var; |
|
wait(reset->posedge_event()); |
|
while(1){ |
if(reset.read()){ |
rt_data_var=rt_des_data_i.read(); |
c_data_var=c_des_data_i.read(); |
if(rt_data_var!=c_data_var){ |
cout << "Simulation mismatch: 0x" << (int)rt_data_var.range(63,32) << (int)rt_data_var.range(31,0) << " 0x" << (int)c_data_var.range(63,32) << (int)c_data_var.range(31,0) << " " << sc_time_stamp() << endl; |
exit(0); |
}else{ |
cout << "OK: 0x" << (int)rt_data_var.range(63,32) << (int)rt_data_var.range(31,0) << " 0x" << (int)c_data_var.range(63,32) << (int)c_data_var.range(31,0) << " " << sc_time_stamp() << endl; |
} |
}else |
wait(reset->posedge_event()); |
} |
} |
|
SC_CTOR(checker){ |
SC_THREAD(check); |
} |
}; |
/trunk/bench/systemc/desfunctions.h
0,0 → 1,412
////////////////////////////////////////////////////////////////////// |
//// //// |
//// DES C encrypt and decrypt functions for C golden model //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// DES C encrypt and decrypt functions for C golden model //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
|
unsigned int P[]={16,7,20,21, |
29,12,28,17, |
1,15,23,26, |
5,18,31,10, |
2,8,24,14, |
32,27,3,9, |
19,13,30,6, |
22,11,4,25}; |
|
unsigned int IP[]={58,50,42,34,26,18,10,2, |
60,52,44,36,28,20,12,4, |
62,54,46,38,30,22,14,6, |
64,56,48,40,32,24,16,8, |
57,49,41,33,25,17,9,1, |
59,51,43,35,27,19,11,3, |
61,53,45,37,29,21,13,5, |
63,55,47,39,31,23,15,7}; |
|
unsigned int IP_1[]={40,8,48,16,56,24,64,32, |
39,7,47,15,55,23,63,31, |
38,6,46,14,54,22,62,30, |
37,5,45,13,53,21,61,29, |
36,4,44,12,52,20,60,28, |
35,3,43,11,51,19,59,27, |
34,2,42,10,50,18,58,26, |
33,1,41,9,49,17,57,25}; |
|
unsigned int PC_1[]={57,49,41,33,25,17,9, |
1,58,50,42,34,26,18, |
10,2,59,51,43,35,27, |
19,11,3,60,52,44,36, |
63,55,47,39,31,23,15, |
7,62,54,46,38,30,22, |
14,6,61,53,45,37,29, |
21,13,5,28,20,12,4}; |
|
unsigned int PC_2[]={14,17,11,24,1,5, |
3,28,15,6,21,10, |
23,19,12,4,26,8, |
16,7,27,20,13,2, |
41,52,31,37,47,55, |
30,40,51,45,33,48, |
44,49,39,56,34,53, |
46,42,50,36,29,32}; |
|
unsigned int E[]={32,1,2,3,4,5, |
4,5,6,7,8,9, |
8,9,10,11,12,13, |
12,13,14,15,16,17, |
16,17,18,19,20,21, |
20,21,22,23,24,25, |
24,25,26,27,28,29, |
28,29,30,31,32,1}; |
|
unsigned int key_shifts[]={1,1,2,2,2,2,2,2,1,2,2,2,2,2,2,1}; |
|
unsigned int rotate_C_1[]={2,3,4,5,6,7,8,9,10,11,12,13,14, |
15,16,17,18,19,20,21,22,23,24,25,26,27,28,1,29,30,31,32}; |
|
unsigned int rotate_C_2[]={3,4,5,6,7,8,9,10,11,12,13,14,15, |
16,17,18,19,20,21,22,23,24,25,26,27,28,1,2,29,30,31,32}; |
|
unsigned int rotate_D_1[]={1,2,3,4,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21, |
22,23,24,25,26,27,28,29,30,31,32,5}; |
|
unsigned int rotate_D_2[]={1,2,3,4,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21, |
22,23,24,25,26,27,28,29,30,31,32,5,6}; |
|
unsigned int S1[]={14,4,13,1,2,15,11,8,3,10,6,12,5,9,0,7, |
0,15,7,4,14,2,13,1,10,6,12,11,9,5,3,8, |
4,1,14,8,13,6,2,11,15,12,9,7,3,10,5,0, |
15,12,8,2,4,9,1,7,5,11,3,14,10,0,6,13}; |
|
unsigned int S2[]={15,1,8,14,6,11,3,4,9,7,2,13,12,0,5,10, |
3,13,4,7,15,2,8,14,12,0,1,10,6,9,11,5, |
0,14,7,11,10,4,13,1,5,8,12,6,9,3,2,15, |
13,8,10,1,3,15,4,2,11,6,7,12,0,5,14,9}; |
|
unsigned int S3[]={10,0,9,14,6,3,15,5,1,13,12,7,11,4,2,8, |
13,7,0,9,3,4,6,10,2,8,5,14,12,11,15,1, |
13,6,4,9,8,15,3,0,11,1,2,12,5,10,14,7, |
1,10,13,0,6,9,8,7,4,15,14,3,11,5,2,12}; |
|
unsigned int S4[]={7,13,14,3,0,6,9,10,1,2,8,5,11,12,4,15, |
13,8,11,5,6,15,0,3,4,7,2,12,1,10,14,9, |
10,6,9,0,12,11,7,13,15,1,3,14,5,2,8,4, |
3,15,0,6,10,1,13,8,9,4,5,11,12,7,2,14}; |
|
unsigned int S5[]={2,12,4,1,7,10,11,6,8,5,3,15,13,0,14,9, |
14,11,2,12,4,7,13,1,5,0,15,10,3,9,8,6, |
4,2,1,11,10,13,7,8,15,9,12,5,6,3,0,14, |
11,8,12,7,1,14,2,13,6,15,0,9,10,4,5,3}; |
|
unsigned int S6[]={12,1,10,15,9,2,6,8,0,13,3,4,14,7,5,11, |
10,15,4,2,7,12,9,5,6,1,13,14,0,11,3,8, |
9,14,15,5,2,8,12,3,7,0,4,10,1,13,11,6, |
4,3,2,12,9,5,15,10,11,14,1,7,6,0,8,13}; |
|
unsigned int S7[]={4,11,2,14,15,0,8,13,3,12,9,7,5,10,6,1, |
13,0,11,7,4,9,1,10,14,3,5,12,2,15,8,6, |
1,4,11,13,12,3,7,14,10,15,6,8,0,5,9,2, |
6,11,13,8,1,4,10,7,9,5,0,15,14,2,3,12}; |
|
unsigned int S8[]={13,2,8,4,6,15,11,1,10,9,3,14,5,0,12,7, |
1,15,13,8,10,3,7,4,12,5,6,11,0,14,9,2, |
7,11,4,1,9,12,14,2,0,6,10,13,15,3,5,8, |
2,1,14,7,4,10,8,13,15,12,9,0,3,5,6,11}; |
|
|
void apply_table(unsigned char *block,unsigned char *block_t,unsigned int *perm,int outlength){ |
unsigned int i,byte,bit; |
|
for(i=0;i<outlength>>3;i++) block_t[i]=0; |
|
for(i=0;i<outlength;i++){ |
byte=((perm[i]-1)>>3); /*In which byte of the original block is the bit to permute*/ |
bit=((perm[i]-1)&7); /*In which pos of the byte is the bit to permute*/ |
if((block[byte]>>(7-bit))&1==1) |
block_t[i>>3]+=(0x80>>(i&7)); |
} |
} |
|
void generate_key(unsigned char *previous_key,unsigned char *new_key,int iteration){ |
/*Generates the next iteration non permuted key from the previous non-permuted key*/ |
|
unsigned char Cx_rotated[4],Dx_rotated[4]; |
unsigned char Cx[4],Dx[4]; |
unsigned int i; |
|
for(i=0;i<7;i++) |
new_key[i]=0; |
|
|
/*We split the 56 bit key in two parts*/ |
Cx[0]=previous_key[0]; |
Cx[1]=previous_key[1]; |
Cx[2]=previous_key[2]; |
Cx[3]=previous_key[3]; |
Dx[0]=previous_key[3]; |
Dx[1]=previous_key[4]; |
Dx[2]=previous_key[5]; |
Dx[3]=previous_key[6]; |
|
/*Rotate Cx and Dx*/ |
if(key_shifts[iteration-1]==1){ |
apply_table(Cx,Cx_rotated,rotate_C_1,32); |
apply_table(Dx,Dx_rotated,rotate_D_1,32); |
}else if(key_shifts[iteration-1]==2){ |
apply_table(Cx,Cx_rotated,rotate_C_2,32); |
apply_table(Dx,Dx_rotated,rotate_D_2,32); |
} |
|
//binary_print(previous_key,7); |
//binary_print(Cx_rotated,4); |
//binary_print(Dx_rotated,4); |
|
/*Recompose key*/ |
new_key[0]=Cx_rotated[0]; |
new_key[1]=Cx_rotated[1]; |
new_key[2]=Cx_rotated[2]; |
new_key[3]=(Cx_rotated[3]&0xF0); |
|
new_key[3]+=Dx_rotated[0]&0xF; |
new_key[4]=Dx_rotated[1]; |
new_key[5]=Dx_rotated[2]; |
new_key[6]=Dx_rotated[3]; |
|
//binary_print(new_key,7); |
} |
|
void applyS(unsigned char *KER, unsigned char *KERS){ |
|
unsigned char aux; |
int i; |
unsigned short int row,col; |
|
for(i=0;i<4;i++) |
KERS[i]=0; |
|
/*Transform KER with S matrix*/ |
row=((KER[0]>>2)&1)+((KER[0]&0x80)>>6); |
aux=KER[0]<<1; |
col=aux>>4; |
KERS[0]=S1[16*row+col]; |
|
row=(KER[0]&2)+((KER[1]>>4)&1); |
col=((KER[0]&1)<<3)+(KER[1]>>5); |
KERS[0]=(KERS[0]<<4)+S2[16*row+col]; |
|
row=((KER[1]>>2)&2)+((KER[2]>>6)&1); |
col=((KER[1]&7)<<1)+((KER[2]&0x80)>>7); |
KERS[1]=S3[16*row+col]; |
|
row=((KER[2]>>4)&2)+(KER[2]&1); |
col=(KER[2]>>1)&0xF; |
KERS[1]=(KERS[1]<<4)+S4[16*row+col]; |
|
row=((KER[3]>>2)&1)+((KER[3]&0x80)>>6); |
aux=KER[3]<<1; |
col=aux>>4; |
KERS[2]=S5[16*row+col]; |
|
row=(KER[3]&2)+((KER[4]>>4)&1); |
col=((KER[3]&1)<<3)+(KER[4]>>5); |
KERS[2]=(KERS[2]<<4)+S6[16*row+col]; |
|
row=((KER[4]>>2)&2)+((KER[5]>>6)&1); |
col=((KER[4]&7)<<1)+((KER[5]&0x80)>>7); |
KERS[3]=S7[16*row+col]; |
|
row=((KER[5]>>4)&2)+(KER[5]&1); |
col=(KER[5]>>1)&0xF; |
KERS[3]=(KERS[3]<<4)+S8[16*row+col]; |
|
} |
|
void encrypt_des(unsigned char *block, unsigned char *block_o, unsigned char *key){ |
|
unsigned char block_t[8]; |
unsigned char new_key[7],permuted_key[6],ER[6],last_key[7]; |
unsigned char KER[6]; |
unsigned char KERS[4]; /*32 bits after apply the S matrix*/ |
unsigned char fKERS[4]; /*32 bits after apply the P matrix*/ |
|
int i,j; |
unsigned char b0_t,b1_t,b2_t,b3_t; |
|
/*This is the main DES encrypt function |
encrypt one block of 64 bits with a key of 64 bits*/ |
|
/*First we generate the permuted key of 56 bits from the 64 bits one*/ |
apply_table(key,last_key,PC_1,7*8); |
/*Now we have the K+ key of 56 bits*/ |
|
/*We generate the first permuted block*/ |
apply_table(block,block_t,IP,8*8); |
|
|
/*16 iterations*/ |
for(i=1;i<17;i++){ |
generate_key(last_key,new_key,i); |
for(j=0;j<7;j++) last_key[j]=new_key[j]; |
apply_table(new_key,permuted_key,PC_2,6*8); |
|
/*We now calculate f(R,K)*/ |
/*Compute E(R0)*/ |
apply_table(block_t+4,ER,E,6*8); |
/*Key XOR ER*/ |
for(j=0;j<6;j++) |
KER[j]=ER[j]^permuted_key[j]; |
|
applyS(KER,KERS); |
apply_table(KERS,fKERS,P,4*8); |
|
/*Make the aditions*/ |
/*Li=Ri-1*/ |
b0_t=block_t[0]; |
b1_t=block_t[1]; |
b2_t=block_t[2]; |
b3_t=block_t[3]; |
block_t[0]=block_t[4]; |
block_t[1]=block_t[5]; |
block_t[2]=block_t[6]; |
block_t[3]=block_t[7]; |
/*Ri=Li-1+fKERS*/ |
block_t[4]=b0_t^fKERS[0]; |
block_t[5]=b1_t^fKERS[1]; |
block_t[6]=b2_t^fKERS[2]; |
block_t[7]=b3_t^fKERS[3]; |
} |
/*Recolocate L and R*/ |
b0_t=block_t[0]; |
b1_t=block_t[1]; |
b2_t=block_t[2]; |
b3_t=block_t[3]; |
block_t[0]=block_t[4]; |
block_t[1]=block_t[5]; |
block_t[2]=block_t[6]; |
block_t[3]=block_t[7]; |
block_t[4]=b0_t; |
block_t[5]=b1_t; |
block_t[6]=b2_t; |
block_t[7]=b3_t; |
|
/*Final permutation*/ |
apply_table(block_t,block_o,IP_1,8*8); |
|
} |
|
void decrypt_des(unsigned char *block, unsigned char *block_o, unsigned char *key){ |
unsigned char block_t[8]; |
unsigned char new_key[7],permuted_key[6],ER[6],last_key[7]; |
unsigned char KER[6]; |
unsigned char KERS[4]; /*32 bits after apply the S matrix*/ |
unsigned char fKERS[4]; /*32 bits after apply the P matrix*/ |
unsigned char keys[16][6]; |
|
int i,j; |
unsigned char b0_t,b1_t,b2_t,b3_t; |
|
/*This is the main DES decrypt function |
encrypt one block of 64 bits with a key of 64 bits*/ |
|
/*First we generate the permuted key of 56 bits from the 64 bits one*/ |
apply_table(key,last_key,PC_1,7*8); |
/*Now we have the K+ key of 56 bits*/ |
|
/*We generate the first permuted block*/ |
apply_table(block,block_t,IP,8*8); |
|
for(i=1;i<17;i++){ |
generate_key(last_key,new_key,i); |
for(j=0;j<7;j++) last_key[j]=new_key[j]; |
apply_table(new_key,permuted_key,PC_2,6*8); |
for(j=0;j<6;j++) |
keys[i-1][j]=permuted_key[j]; |
} |
|
/*16 iterations*/ |
for(i=1;i<17;i++){ |
/*We now calculate f(R,K)*/ |
/*Compute E(R0)*/ |
apply_table(block_t+4,ER,E,6*8); |
/*Key XOR ER*/ |
for(j=0;j<6;j++) |
KER[j]=ER[j]^keys[15-(i-1)][j]; |
|
applyS(KER,KERS); |
apply_table(KERS,fKERS,P,4*8); |
|
/*Make the aditions*/ |
/*Li=Ri-1*/ |
b0_t=block_t[0]; |
b1_t=block_t[1]; |
b2_t=block_t[2]; |
b3_t=block_t[3]; |
block_t[0]=block_t[4]; |
block_t[1]=block_t[5]; |
block_t[2]=block_t[6]; |
block_t[3]=block_t[7]; |
/*Ri=Li-1+fKERS*/ |
block_t[4]=b0_t^fKERS[0]; |
block_t[5]=b1_t^fKERS[1]; |
block_t[6]=b2_t^fKERS[2]; |
block_t[7]=b3_t^fKERS[3]; |
} |
/*Recolocate L and R*/ |
b0_t=block_t[0]; |
b1_t=block_t[1]; |
b2_t=block_t[2]; |
b3_t=block_t[3]; |
block_t[0]=block_t[4]; |
block_t[1]=block_t[5]; |
block_t[2]=block_t[6]; |
block_t[3]=block_t[7]; |
block_t[4]=b0_t; |
block_t[5]=b1_t; |
block_t[6]=b2_t; |
block_t[7]=b3_t; |
|
/*Final permutation*/ |
apply_table(block_t,block_o,IP_1,8*8); |
|
} |
/trunk/bench/systemc/README~
0,0 → 1,4
This filea are replicated in /rtl/systemc |
|
|
jcastillo@opencores.org |
/trunk/bench/systemc/stimulus.h
0,0 → 1,75
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Random testbench declation //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Declare ramdom testbench class and data //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
|
#include "transactor.h" |
#include "scv.h" |
|
//Random number generator |
|
class random_generator:virtual public scv_constraint_base{ |
public: |
|
scv_smart_ptr<sc_uint<64> > des_key; |
scv_smart_ptr<sc_uint<64> > des_data; |
|
scv_smart_ptr<bool> decrypt; |
|
SCV_CONSTRAINT_CTOR(random_generator){ } |
}; |
|
class test : public sc_module{ |
public: |
|
sc_port<rw_task_if> transactor; |
|
void tb(); |
|
SC_CTOR(test){ |
SC_THREAD(tb); |
} |
}; |
/trunk/bench/systemc/README
0,0 → 1,4
This files are replicated in /rtl/systemc |
|
|
jcastillo@opencores.org |
/trunk/bench/verilog/des_test.v
0,0 → 1,130
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Testbench for Verilog translation of SystemC DES //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// DES testbench //// |
//// //// |
//// //// |
//// To Do: //// |
//// - Add more test cases //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
`timescale 10ns/1ns |
|
module top; |
|
|
|
reg clk, reset, load_i, decrypt_i; |
reg [63:0] data_i, key_i; |
wire [63:0] data_o; |
wire ready_o; |
|
reg [191:0] tmp; |
reg [191:0] x[6:0]; |
integer ZZZ; |
integer select; |
|
|
des d1(clk,reset,load_i,decrypt_i,data_i,key_i,data_o,ready_o); |
|
initial |
|
begin |
$display("\n\n"); |
$display("******************************************"); |
$display("* DES core simulation started ... *"); |
$display("******************************************"); |
$display("\n"); |
$display("Running\n"); |
|
|
clk = 'b1; |
reset = 'b0; |
@(posedge clk); |
@(posedge clk); |
reset = 'b1; |
|
ZZZ=0; |
|
|
//Decrypt |
// Key Data |
x[ZZZ]=192'h0cb76ea9864252f4_34ffd445a8f4e555_a1971ff745ad8b38; ZZZ=ZZZ+1; |
x[ZZZ]=192'h0123456789ABCDEF_0000000000000000_14AAD7F4DBB4E094; ZZZ=ZZZ+1; |
x[ZZZ]=192'h0000000000000000_123456789ABCDEF0_9D2A73F6A9070648; ZZZ=ZZZ+1; |
x[ZZZ]=192'h23FE536344578A49_123456789ABCDEF0_F4E5D5EFAA638C43; ZZZ=ZZZ+1; |
|
//Encrypt |
x[ZZZ]=192'h0123456789ABCDEF_0000000000000000_D5D44FF720683D0D; ZZZ=ZZZ+1; |
x[ZZZ]=192'h0000000000000000_123456789ABCDEF0_9D2A73F6A9070648; ZZZ=ZZZ+1; |
x[ZZZ]=192'h23FE536344578A49_123456789ABCDEF0_1862EC2AA88BA258; ZZZ=ZZZ+1; |
|
|
for(select=0;select<ZZZ;select=select+1) |
begin |
|
@(posedge clk); |
load_i = 1'b0; |
decrypt_i = !(select>3); |
tmp=x[select]; |
key_i=tmp[191:128]; |
data_i=tmp[127:64]; |
load_i = 1'b1; |
@(posedge clk); |
load_i = 1'b0; |
|
while(!ready_o) @(posedge clk); |
//$display("Got %x", data_o); |
if(data_o!=tmp[63:0]) |
$display("ERROR: (%0d) Expected %x Got %x", select, tmp[63:0], data_o); |
|
end |
|
$display(""); |
$display("**************************************"); |
$display("* DES Test done ... *"); |
$display("**************************************"); |
$display(""); |
|
$finish; |
end |
always #5 clk = !clk; |
|
endmodule |
/trunk/rtl/systemc/desmodel.h
0,0 → 1,95
////////////////////////////////////////////////////////////////////// |
//// //// |
//// DES C behavioral model //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// C behavioral model used as golden model //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
void decrypt_des(unsigned char *block, unsigned char *block_o, unsigned char *key); |
void encrypt_des(unsigned char *block, unsigned char *block_o, unsigned char *key); |
|
SC_MODULE(desmodel){ |
|
sc_fifo_in<bool> decrypt; |
sc_fifo_in<sc_uint<64> > des_key_i; |
sc_fifo_in<sc_uint<64> > des_data_i; |
|
sc_fifo_out<sc_uint<64> > des_data_o; |
|
void des_thread(){ |
unsigned char des_key[8],des_data[8],des_out[8]; |
sc_uint<64> des_key_i_var,des_data_i_var,des_data_o_var; |
|
while(1){ |
|
des_data_i_var=des_data_i.read(); |
des_key_i_var=des_key_i.read(); |
|
//Convert a sc_uint<64> to an array of 8 char |
des_key[0]=des_key_i_var.range(63,56);des_key[1]=des_key_i_var.range(55,48);des_key[2]=des_key_i_var.range(47,40);des_key[3]=des_key_i_var.range(39,32); |
des_key[4]=des_key_i_var.range(31,24);des_key[5]=des_key_i_var.range(23,16);des_key[6]=des_key_i_var.range(15,8);des_key[7]=des_key_i_var.range(7,0); |
|
des_data[0]=des_data_i_var.range(63,56);des_data[1]=des_data_i_var.range(55,48);des_data[2]=des_data_i_var.range(47,40);des_data[3]=des_data_i_var.range(39,32); |
des_data[4]=des_data_i_var.range(31,24);des_data[5]=des_data_i_var.range(23,16);des_data[6]=des_data_i_var.range(15,8);des_data[7]=des_data_i_var.range(7,0); |
|
if(!decrypt.read()) |
encrypt_des(des_data,des_out,des_key); |
else |
decrypt_des(des_data,des_out,des_key); |
|
des_data_o_var.range(63,56)=des_out[0];des_data_o_var.range(55,48)=des_out[1];des_data_o_var.range(47,40)=des_out[2];des_data_o_var.range(39,32)=des_out[3]; |
des_data_o_var.range(31,24)=des_out[4];des_data_o_var.range(23,16)=des_out[5];des_data_o_var.range(15,8)=des_out[6];des_data_o_var.range(7,0)=des_out[7]; |
|
des_data_o.write(des_data_o_var); |
} |
} |
|
|
|
SC_CTOR(desmodel){ |
|
SC_THREAD(des_thread); |
|
} |
}; |
/trunk/rtl/systemc/des.cpp
0,0 → 1,197
////////////////////////////////////////////////////////////////////// |
//// //// |
//// DES algorithm implementation //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Top file for DES algorithm //// |
//// //// |
//// To Do: //// |
//// - nothing //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "des.h" |
|
void des::reg_signal(){ |
if(!reset){ |
ready_o.write(0); |
data_o.write(0); |
stage1_iter.write(0); |
data_ready.write(1); |
}else{ |
ready_o.write(next_ready_o.read()); |
data_o.write(next_data_o.read()); |
stage1_iter.write(next_stage1_iter.read()); |
data_ready.write(next_data_ready.read()); |
} |
|
} |
|
void des::des_proc(){ |
|
sc_uint<32> L_i_var,R_i_var; |
sc_uint<64> data_i_var,data_o_var,data_o_var_t,key_i_var; |
sc_uint<56> key_var_perm; |
|
L_i_var=0; |
R_i_var=0; |
data_i_var=0; |
|
next_ready_o.write(0); |
next_data_ready.write(data_ready.read()); |
next_stage1_iter.write(stage1_iter.read()); |
|
stage1_L_i.write(0); |
stage1_R_i.write(0); |
stage1_round_key_i.write(0); |
|
//The permutations are always performed => less resources needed |
|
key_i_var=key_i.read(); |
|
key_var_perm[55]=key_i_var[7];key_var_perm[54]=key_i_var[15];key_var_perm[53]=key_i_var[23];key_var_perm[52]=key_i_var[31]; |
key_var_perm[51]=key_i_var[39];key_var_perm[50]=key_i_var[47];key_var_perm[49]=key_i_var[55];key_var_perm[48]=key_i_var[63]; |
|
key_var_perm[47]=key_i_var[6];key_var_perm[46]=key_i_var[14];key_var_perm[45]=key_i_var[22];key_var_perm[44]=key_i_var[30]; |
key_var_perm[43]=key_i_var[38];key_var_perm[42]=key_i_var[46];key_var_perm[41]=key_i_var[54];key_var_perm[40]=key_i_var[62]; |
|
key_var_perm[39]=key_i_var[5];key_var_perm[38]=key_i_var[13];key_var_perm[37]=key_i_var[21];key_var_perm[36]=key_i_var[29]; |
key_var_perm[35]=key_i_var[37];key_var_perm[34]=key_i_var[45];key_var_perm[33]=key_i_var[53];key_var_perm[32]=key_i_var[61]; |
|
key_var_perm[31]=key_i_var[4];key_var_perm[30]=key_i_var[12];key_var_perm[29]=key_i_var[20];key_var_perm[28]=key_i_var[28]; |
key_var_perm[27]=key_i_var[1];key_var_perm[26]=key_i_var[9];key_var_perm[25]=key_i_var[17];key_var_perm[24]=key_i_var[25]; |
|
key_var_perm[23]=key_i_var[33];key_var_perm[22]=key_i_var[41];key_var_perm[21]=key_i_var[49];key_var_perm[20]=key_i_var[57]; |
key_var_perm[19]=key_i_var[2];key_var_perm[18]=key_i_var[10];key_var_perm[17]=key_i_var[18];key_var_perm[16]=key_i_var[26]; |
|
key_var_perm[15]=key_i_var[34];key_var_perm[14]=key_i_var[42];key_var_perm[13]=key_i_var[50];key_var_perm[12]=key_i_var[58]; |
key_var_perm[11]=key_i_var[3];key_var_perm[10]=key_i_var[11];key_var_perm[9]=key_i_var[19];key_var_perm[8]=key_i_var[27]; |
|
key_var_perm[7]=key_i_var[35];key_var_perm[6]=key_i_var[43];key_var_perm[5]=key_i_var[51];key_var_perm[4]=key_i_var[59]; |
key_var_perm[3]=key_i_var[36];key_var_perm[2]=key_i_var[44];key_var_perm[1]=key_i_var[52];key_var_perm[0]=key_i_var[60]; |
|
|
//Apply data to round module with the IP |
data_i_var=data_i.read(); |
L_i_var[31]=data_i_var[6];L_i_var[30]=data_i_var[14];L_i_var[29]=data_i_var[22];L_i_var[28]=data_i_var[30]; |
L_i_var[27]=data_i_var[38];L_i_var[26]=data_i_var[46];L_i_var[25]=data_i_var[54];L_i_var[24]=data_i_var[62]; |
|
L_i_var[23]=data_i_var[4];L_i_var[22]=data_i_var[12];L_i_var[21]=data_i_var[20];L_i_var[20]=data_i_var[28]; |
L_i_var[19]=data_i_var[36];L_i_var[18]=data_i_var[44];L_i_var[17]=data_i_var[52];L_i_var[16]=data_i_var[60]; |
|
L_i_var[15]=data_i_var[2];L_i_var[14]=data_i_var[10];L_i_var[13]=data_i_var[18];L_i_var[12]=data_i_var[26]; |
L_i_var[11]=data_i_var[34];L_i_var[10]=data_i_var[42];L_i_var[9]=data_i_var[50];L_i_var[8]=data_i_var[58]; |
|
L_i_var[7]=data_i_var[0];L_i_var[6]=data_i_var[8];L_i_var[5]=data_i_var[16];L_i_var[4]=data_i_var[24]; |
L_i_var[3]=data_i_var[32];L_i_var[2]=data_i_var[40];L_i_var[1]=data_i_var[48];L_i_var[0]=data_i_var[56]; |
|
R_i_var[31]=data_i_var[7];R_i_var[30]=data_i_var[15];R_i_var[29]=data_i_var[23];R_i_var[28]=data_i_var[31]; |
R_i_var[27]=data_i_var[39];R_i_var[26]=data_i_var[47];R_i_var[25]=data_i_var[55];R_i_var[24]=data_i_var[63]; |
|
R_i_var[23]=data_i_var[5];R_i_var[22]=data_i_var[13];R_i_var[21]=data_i_var[21];R_i_var[20]=data_i_var[29]; |
R_i_var[19]=data_i_var[37];R_i_var[18]=data_i_var[45];R_i_var[17]=data_i_var[53];R_i_var[16]=data_i_var[61]; |
|
R_i_var[15]=data_i_var[3];R_i_var[14]=data_i_var[11];R_i_var[13]=data_i_var[19];R_i_var[12]=data_i_var[27]; |
R_i_var[11]=data_i_var[35];R_i_var[10]=data_i_var[43];R_i_var[9]=data_i_var[51];R_i_var[8]=data_i_var[59]; |
|
R_i_var[7]=data_i_var[1];R_i_var[6]=data_i_var[9];R_i_var[5]=data_i_var[17];R_i_var[4]=data_i_var[25]; |
R_i_var[3]=data_i_var[33];R_i_var[2]=data_i_var[41];R_i_var[1]=data_i_var[49];R_i_var[0]=data_i_var[57]; |
|
//IP-1 Permutation |
|
data_o_var_t.range(63,32)=stage1_R_o.read(); |
data_o_var_t.range(31,0)=stage1_L_o.read(); |
|
data_o_var[63]=data_o_var_t[24];data_o_var[62]=data_o_var_t[56];data_o_var[61]=data_o_var_t[16];data_o_var[60]=data_o_var_t[48]; |
data_o_var[59]=data_o_var_t[8];data_o_var[58]=data_o_var_t[40];data_o_var[57]=data_o_var_t[0];data_o_var[56]=data_o_var_t[32]; |
|
data_o_var[55]=data_o_var_t[25];data_o_var[54]=data_o_var_t[57];data_o_var[53]=data_o_var_t[17];data_o_var[52]=data_o_var_t[49]; |
data_o_var[51]=data_o_var_t[9];data_o_var[50]=data_o_var_t[41];data_o_var[49]=data_o_var_t[1];data_o_var[48]=data_o_var_t[33]; |
|
data_o_var[47]=data_o_var_t[26];data_o_var[46]=data_o_var_t[58];data_o_var[45]=data_o_var_t[18];data_o_var[44]=data_o_var_t[50]; |
data_o_var[43]=data_o_var_t[10];data_o_var[42]=data_o_var_t[42];data_o_var[41]=data_o_var_t[2];data_o_var[40]=data_o_var_t[34]; |
|
data_o_var[39]=data_o_var_t[27];data_o_var[38]=data_o_var_t[59];data_o_var[37]=data_o_var_t[19];data_o_var[36]=data_o_var_t[51]; |
data_o_var[35]=data_o_var_t[11];data_o_var[34]=data_o_var_t[43];data_o_var[33]=data_o_var_t[3];data_o_var[32]=data_o_var_t[35]; |
|
data_o_var[31]=data_o_var_t[28];data_o_var[30]=data_o_var_t[60];data_o_var[29]=data_o_var_t[20];data_o_var[28]=data_o_var_t[52]; |
data_o_var[27]=data_o_var_t[12];data_o_var[26]=data_o_var_t[44];data_o_var[25]=data_o_var_t[4];data_o_var[24]=data_o_var_t[36]; |
|
data_o_var[23]=data_o_var_t[29];data_o_var[22]=data_o_var_t[61];data_o_var[21]=data_o_var_t[21];data_o_var[20]=data_o_var_t[53]; |
data_o_var[19]=data_o_var_t[13];data_o_var[18]=data_o_var_t[45];data_o_var[17]=data_o_var_t[5];data_o_var[16]=data_o_var_t[37]; |
|
data_o_var[15]=data_o_var_t[30];data_o_var[14]=data_o_var_t[62];data_o_var[13]=data_o_var_t[22];data_o_var[12]=data_o_var_t[54]; |
data_o_var[11]=data_o_var_t[14];data_o_var[10]=data_o_var_t[46];data_o_var[9]=data_o_var_t[6];data_o_var[8]=data_o_var_t[38]; |
|
data_o_var[7]=data_o_var_t[31];data_o_var[6]=data_o_var_t[63];data_o_var[5]=data_o_var_t[23];data_o_var[4]=data_o_var_t[55]; |
data_o_var[3]=data_o_var_t[15];data_o_var[2]=data_o_var_t[47];data_o_var[1]=data_o_var_t[7];data_o_var[0]=data_o_var_t[39]; |
|
//Assign data output |
next_data_o.write(data_o_var); |
|
//FSM to control the round datapath |
stage1_iteration_i.write(stage1_iter.read()); |
|
next_ready_o.write(0); |
stage1_L_i.write(stage1_L_o.read()); |
stage1_R_i.write(stage1_R_o.read()); |
stage1_round_key_i.write(stage1_round_key_o.read()); |
|
switch(stage1_iter.read()){ |
case 0: |
if(load_i.read()){ |
next_stage1_iter.write(1); |
stage1_L_i.write(L_i_var); |
stage1_R_i.write(R_i_var); |
stage1_round_key_i.write(key_var_perm); |
next_data_ready.write(0); |
}else if (!data_ready.read()){ |
next_stage1_iter.write(0); |
//Can accept data |
next_ready_o.write(1); |
next_data_ready.write(1); |
} |
break; |
case 15: |
next_stage1_iter.write(0); |
break; |
default: |
next_stage1_iter.write(stage1_iter.read()+1); |
break; |
} |
|
} |
/trunk/rtl/systemc/main.cpp
0,0 → 1,133
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Main simulation file //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Simulation file for DES project //// |
//// //// |
//// To Do: //// |
//// - nothing //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
#include "systemc.h" |
#include "iostream.h" |
#include "des.h" |
#include "desfunctions.h" |
#include "desmodel.h" |
#include "stimulus.h" |
#include "adapt.h" |
#include "checker.h" |
|
int sc_main(int argc, char* argv[]){ |
|
sc_clock clk("clk",20); |
|
test *t; |
des_transactor *tr; |
des *de1; |
desmodel *dm1; |
adapter *ad1; |
checker *ch1; |
|
t=new test("testbench"); |
tr=new des_transactor("des_transactor"); |
dm1=new desmodel("des_C_model"); |
de1=new des("des"); |
ad1=new adapter("adapter"); |
ch1=new checker("checker"); |
|
t->transactor(*tr); |
|
sc_signal<bool> reset; |
sc_signal<bool> rt_load; |
sc_signal<bool> rt_decrypt; |
sc_signal<sc_uint<64> > rt_data_i; |
sc_signal<sc_uint<64> > rt_key; |
|
sc_signal<sc_uint<64> > rt_data_o; |
sc_signal<bool> rt_ready; |
|
sc_fifo<sc_uint<64> > rt_des_data_ck; |
sc_fifo<sc_uint<64> > c_des_data_ck; |
|
sc_fifo<bool> c_decrypt; |
sc_fifo<sc_uint<64> > c_key; |
sc_fifo<sc_uint<64> > c_data; |
|
ch1->reset(reset); |
ch1->rt_des_data_i(rt_des_data_ck); |
ch1->c_des_data_i(c_des_data_ck); |
|
ad1->clk(clk); |
ad1->rt_ready_i(rt_ready); |
ad1->rt_des_data_i(rt_data_o); |
ad1->rt_des_data_o(rt_des_data_ck); |
|
dm1->decrypt(c_decrypt); |
dm1->des_key_i(c_key); |
dm1->des_data_i(c_data); |
dm1->des_data_o(c_des_data_ck); |
|
de1->clk(clk); |
de1->reset(reset); |
de1->load_i(rt_load); |
de1->decrypt_i(rt_decrypt); |
de1->data_i(rt_data_i); |
de1->key_i(rt_key); |
de1->data_o(rt_data_o); |
de1->ready_o(rt_ready); |
|
tr->clk(clk); |
tr->reset(reset); |
//Ports to RT model |
tr->rt_load_o(rt_load); |
tr->rt_decrypt_o(rt_decrypt); |
tr->rt_des_data_o(rt_data_i); |
tr->rt_des_key_o(rt_key); |
tr->rt_des_ready_i(rt_ready); |
//Ports to C model |
tr->c_decrypt_o(c_decrypt); |
tr->c_des_key_o(c_key); |
tr->c_des_data_o(c_data); |
|
sc_start(-1); |
|
return 0; |
|
} |
/trunk/rtl/systemc/transactor.h
0,0 → 1,150
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Transactor for AES ramdom verification //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Transactor acording to TLM for SystemC DES project //// |
//// //// |
//// To Do: //// |
//// - nothing //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
class transactor_ports:public sc_module{ |
public: |
|
// Ports |
sc_in<bool> clk; |
sc_out<bool> reset; |
|
//Ports to RT model |
sc_out<bool> rt_load_o; |
sc_out<bool> rt_decrypt_o; |
sc_out<sc_uint<64> > rt_des_data_o; |
sc_out<sc_uint<64> > rt_des_key_o; |
sc_in<bool> rt_des_ready_i; |
|
//Ports to C model |
sc_fifo_out<bool> c_decrypt_o; |
sc_fifo_out<sc_uint<64> > c_des_key_o; |
sc_fifo_out<sc_uint<64> > c_des_data_o; |
|
}; |
|
|
class rw_task_if : virtual public sc_interface { |
|
public: |
//Funciones para el transactor |
virtual void resetea(void)=0; |
virtual void encrypt(sc_uint<64> data, sc_uint<64> key)=0; |
virtual void decrypt(sc_uint<64> data, sc_uint<64> key)=0; |
virtual void wait_cycles(int cycles)=0; |
|
}; |
|
|
//Transactor |
class des_transactor:public rw_task_if,public transactor_ports { |
|
public: |
|
SC_CTOR(des_transactor){ |
|
cout.unsetf(ios::dec); |
cout.setf(ios::hex); |
|
} |
|
|
void resetea(void){ |
reset.write(0); |
wait(clk->posedge_event()); |
reset.write(1); |
cout << "Reseted" << endl; |
} |
|
void encrypt(sc_uint<64> data, sc_uint<64> key){ |
|
wait(clk->posedge_event()); |
|
//To RT model |
rt_load_o.write(1); |
rt_des_data_o.write(data); |
rt_des_key_o.write(key); |
rt_decrypt_o.write(0); |
|
//To C model through fifos |
c_des_data_o.write(data); |
c_des_key_o.write(key); |
c_decrypt_o.write(0); |
|
wait(clk->posedge_event()); |
rt_load_o.write(0); |
wait(rt_des_ready_i->posedge_event()); |
} |
|
void decrypt(sc_uint<64> data, sc_uint<64> key){ |
|
wait(clk->posedge_event()); |
|
//To RT model |
rt_load_o.write(1); |
rt_des_data_o.write(data); |
rt_des_key_o.write(key); |
rt_decrypt_o.write(1); |
|
//To C model through fifos |
c_des_data_o.write(data); |
c_des_key_o.write(key); |
c_decrypt_o.write(1); |
|
wait(clk->posedge_event()); |
rt_load_o.write(0); |
wait(rt_des_ready_i->posedge_event()); |
|
} |
|
void wait_cycles(int cycles){ |
for(int i=0;i<cycles;i++){ |
wait(clk->posedge_event()); |
} |
} |
|
}; |
/trunk/rtl/systemc/key_gen.h
0,0 → 1,63
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Key generation module header //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Generate a key from the previous one //// |
//// //// |
//// To Do: //// |
//// - nothing //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
SC_MODULE(key_gen){ |
|
sc_in<sc_uint<56> > previous_key; |
sc_in<sc_uint<4> > iteration; |
sc_in<bool> decrypt; //When decrypting we rotate rigth instead of left |
sc_out<sc_uint<56> > non_perm_key; |
sc_out<sc_uint<48> > new_key; |
|
void generate_key(); |
|
SC_CTOR(key_gen){ |
SC_METHOD(generate_key); |
sensitive << previous_key << iteration << decrypt; |
} |
}; |
/trunk/rtl/systemc/s1.h
0,0 → 1,62
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 1 Header //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
|
SC_MODULE(s1){ |
|
sc_in<sc_uint<6> > stage1_input; |
sc_out<sc_uint<4> > stage1_output; |
|
void s1_box(); |
|
SC_CTOR(s1){ |
|
SC_METHOD(s1_box); |
sensitive << stage1_input; |
} |
}; |
/trunk/rtl/systemc/s2.h
0,0 → 1,62
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 2 Header //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
SC_MODULE(s2){ |
|
sc_in<sc_uint<6> > stage1_input; |
sc_out<sc_uint<4> > stage1_output; |
|
void s2_box(); |
|
SC_CTOR(s2){ |
|
SC_METHOD(s2_box); |
sensitive << stage1_input; |
|
} |
}; |
/trunk/rtl/systemc/stimulus.h
0,0 → 1,75
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Random testbench declation //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Declare ramdom testbench class and data //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
|
#include "transactor.h" |
#include "scv.h" |
|
//Random number generator |
|
class random_generator:virtual public scv_constraint_base{ |
public: |
|
scv_smart_ptr<sc_uint<64> > des_key; |
scv_smart_ptr<sc_uint<64> > des_data; |
|
scv_smart_ptr<bool> decrypt; |
|
SCV_CONSTRAINT_CTOR(random_generator){ } |
}; |
|
class test : public sc_module{ |
public: |
|
sc_port<rw_task_if> transactor; |
|
void tb(); |
|
SC_CTOR(test){ |
SC_THREAD(tb); |
} |
}; |
/trunk/rtl/systemc/s3.h
0,0 → 1,62
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 3 Header //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
SC_MODULE(s3){ |
|
sc_in<sc_uint<6> > stage1_input; |
sc_out<sc_uint<4> > stage1_output; |
|
|
void s3_box(); |
|
SC_CTOR(s3){ |
|
SC_METHOD(s3_box); |
sensitive << stage1_input; |
} |
}; |
/trunk/rtl/systemc/s4.h
0,0 → 1,62
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 4 Header //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
SC_MODULE(s4){ |
|
sc_in<sc_uint<6> > stage1_input; |
sc_out<sc_uint<4> > stage1_output; |
|
void s4_box(); |
|
|
SC_CTOR(s4){ |
|
SC_METHOD(s4_box); |
sensitive << stage1_input; |
} |
}; |
/trunk/rtl/systemc/s5.h
0,0 → 1,63
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 5 Header //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
SC_MODULE(s5){ |
|
sc_in<sc_uint<6> > stage1_input; |
sc_out<sc_uint<4> > stage1_output; |
|
void s5_box(); |
|
|
SC_CTOR(s5){ |
|
SC_METHOD(s5_box); |
sensitive << stage1_input; |
|
} |
}; |
/trunk/rtl/systemc/Makefile
0,0 → 1,14
TARGET_ARCH = linux |
|
CC = g++ |
OPT = -O3 |
DEBUG = -g |
OTHER = -Wall -Wno-deprecated |
EXTRA_CFLAGS = $(OPT) $(OTHER) |
# EXTRA_CFLAGS = $(DEBUG) $(OTHER) |
|
MODULE = des |
SRCS = s1.cpp s2.cpp s3.cpp s4.cpp s5.cpp s6.cpp s7.cpp s8.cpp key_gen.cpp round.cpp des.cpp stimulus.cpp main.cpp |
OBJS = $(SRCS:.cpp=.o) |
|
include Makefile.defs |
/trunk/rtl/systemc/round.h
0,0 → 1,105
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Round of DES algorithm header //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// This file perform a round of the DES algorithm //// |
//// //// |
//// To Do: //// |
//// - nothing //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
#include "key_gen.h" |
|
SC_MODULE(desround){ |
|
sc_in<bool> clk; |
sc_in<bool> reset; |
|
sc_in<sc_uint<4> > iteration_i; |
sc_in<bool> decrypt_i; |
sc_in<sc_uint<32> > R_i; |
sc_in<sc_uint<32> > L_i; |
sc_in<sc_uint<56> > Key_i; |
|
sc_out<sc_uint<32> > R_o; |
sc_out<sc_uint<32> > L_o; |
sc_out<sc_uint<56> > Key_o; |
|
sc_out<sc_uint<6> > s1_o,s2_o,s3_o,s4_o,s5_o,s6_o,s7_o,s8_o; |
sc_in<sc_uint<4> > s1_i,s2_i,s3_i,s4_i,s5_i,s6_i,s7_i,s8_i; |
|
void registers(); |
void round_proc(); |
|
sc_signal<sc_uint<56> > previous_key; |
sc_signal<sc_uint<4> > iteration; |
sc_signal<bool> decrypt; //When decrypting we rotate rigth instead of left |
sc_signal<sc_uint<56> > non_perm_key; |
sc_signal<sc_uint<48> > new_key; |
|
sc_signal<sc_uint<32> > next_R; |
|
sc_signal<sc_uint<32> > expanRSig; |
|
//Round key generator |
key_gen *kg1; |
|
SC_CTOR(desround){ |
|
kg1=new key_gen("key_gen"); |
kg1->previous_key(previous_key); |
kg1->iteration(iteration); |
kg1->decrypt(decrypt); |
kg1->new_key(new_key); |
kg1->non_perm_key(non_perm_key); |
|
SC_METHOD(registers); |
sensitive_pos << clk; |
sensitive_neg << reset; |
|
SC_METHOD(round_proc); |
sensitive << R_i << L_i << Key_i << iteration_i << decrypt_i; |
sensitive << new_key << s1_i << s2_i << s3_i << s4_i << s5_i; |
sensitive << s6_i << s7_i << s8_i; |
|
|
} |
}; |
/trunk/rtl/systemc/s6.h
0,0 → 1,62
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 6 Header //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
SC_MODULE(s6){ |
|
sc_in<sc_uint<6> > stage1_input; |
sc_out<sc_uint<4> > stage1_output; |
|
void s6_box(); |
|
SC_CTOR(s6){ |
|
SC_METHOD(s6_box); |
sensitive << stage1_input; |
|
} |
}; |
/trunk/rtl/systemc/s7.h
0,0 → 1,62
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 7 Header //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
SC_MODULE(s7){ |
|
sc_in<sc_uint<6> > stage1_input; |
sc_out<sc_uint<4> > stage1_output; |
|
void s7_box(); |
|
|
SC_CTOR(s7){ |
|
SC_METHOD(s7_box); |
sensitive << stage1_input; |
} |
}; |
/trunk/rtl/systemc/adapt.h
0,0 → 1,67
////////////////////////////////////////////////////////////////////// |
//// //// |
//// sc_fifo to sc_signal adapter //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
SC_MODULE(adapter){ |
|
sc_in<bool> clk; |
sc_in<bool> rt_ready_i; |
sc_in<sc_uint<64> > rt_des_data_i; |
|
sc_fifo_out<sc_uint<64> > rt_des_data_o; |
|
void adapt(){ |
|
while(1){ |
wait(clk->posedge_event()); |
if(rt_ready_i.read()) |
rt_des_data_o.write(rt_des_data_i.read()); |
} |
|
} |
|
SC_CTOR(adapter){ |
SC_THREAD(adapt); |
} |
}; |
/trunk/rtl/systemc/s8.h
0,0 → 1,63
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 8 Header //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
SC_MODULE(s8){ |
|
sc_in<sc_uint<6> > stage1_input; |
sc_out<sc_uint<4> > stage1_output; |
|
void s8_box(); |
|
|
SC_CTOR(s8){ |
|
SC_METHOD(s8_box); |
sensitive << stage1_input; |
|
} |
}; |
/trunk/rtl/systemc/desfunctions.h
0,0 → 1,412
////////////////////////////////////////////////////////////////////// |
//// //// |
//// DES C encrypt and decrypt functions for C golden model //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// DES C encrypt and decrypt functions for C golden model //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
|
unsigned int P[]={16,7,20,21, |
29,12,28,17, |
1,15,23,26, |
5,18,31,10, |
2,8,24,14, |
32,27,3,9, |
19,13,30,6, |
22,11,4,25}; |
|
unsigned int IP[]={58,50,42,34,26,18,10,2, |
60,52,44,36,28,20,12,4, |
62,54,46,38,30,22,14,6, |
64,56,48,40,32,24,16,8, |
57,49,41,33,25,17,9,1, |
59,51,43,35,27,19,11,3, |
61,53,45,37,29,21,13,5, |
63,55,47,39,31,23,15,7}; |
|
unsigned int IP_1[]={40,8,48,16,56,24,64,32, |
39,7,47,15,55,23,63,31, |
38,6,46,14,54,22,62,30, |
37,5,45,13,53,21,61,29, |
36,4,44,12,52,20,60,28, |
35,3,43,11,51,19,59,27, |
34,2,42,10,50,18,58,26, |
33,1,41,9,49,17,57,25}; |
|
unsigned int PC_1[]={57,49,41,33,25,17,9, |
1,58,50,42,34,26,18, |
10,2,59,51,43,35,27, |
19,11,3,60,52,44,36, |
63,55,47,39,31,23,15, |
7,62,54,46,38,30,22, |
14,6,61,53,45,37,29, |
21,13,5,28,20,12,4}; |
|
unsigned int PC_2[]={14,17,11,24,1,5, |
3,28,15,6,21,10, |
23,19,12,4,26,8, |
16,7,27,20,13,2, |
41,52,31,37,47,55, |
30,40,51,45,33,48, |
44,49,39,56,34,53, |
46,42,50,36,29,32}; |
|
unsigned int E[]={32,1,2,3,4,5, |
4,5,6,7,8,9, |
8,9,10,11,12,13, |
12,13,14,15,16,17, |
16,17,18,19,20,21, |
20,21,22,23,24,25, |
24,25,26,27,28,29, |
28,29,30,31,32,1}; |
|
unsigned int key_shifts[]={1,1,2,2,2,2,2,2,1,2,2,2,2,2,2,1}; |
|
unsigned int rotate_C_1[]={2,3,4,5,6,7,8,9,10,11,12,13,14, |
15,16,17,18,19,20,21,22,23,24,25,26,27,28,1,29,30,31,32}; |
|
unsigned int rotate_C_2[]={3,4,5,6,7,8,9,10,11,12,13,14,15, |
16,17,18,19,20,21,22,23,24,25,26,27,28,1,2,29,30,31,32}; |
|
unsigned int rotate_D_1[]={1,2,3,4,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21, |
22,23,24,25,26,27,28,29,30,31,32,5}; |
|
unsigned int rotate_D_2[]={1,2,3,4,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21, |
22,23,24,25,26,27,28,29,30,31,32,5,6}; |
|
unsigned int S1[]={14,4,13,1,2,15,11,8,3,10,6,12,5,9,0,7, |
0,15,7,4,14,2,13,1,10,6,12,11,9,5,3,8, |
4,1,14,8,13,6,2,11,15,12,9,7,3,10,5,0, |
15,12,8,2,4,9,1,7,5,11,3,14,10,0,6,13}; |
|
unsigned int S2[]={15,1,8,14,6,11,3,4,9,7,2,13,12,0,5,10, |
3,13,4,7,15,2,8,14,12,0,1,10,6,9,11,5, |
0,14,7,11,10,4,13,1,5,8,12,6,9,3,2,15, |
13,8,10,1,3,15,4,2,11,6,7,12,0,5,14,9}; |
|
unsigned int S3[]={10,0,9,14,6,3,15,5,1,13,12,7,11,4,2,8, |
13,7,0,9,3,4,6,10,2,8,5,14,12,11,15,1, |
13,6,4,9,8,15,3,0,11,1,2,12,5,10,14,7, |
1,10,13,0,6,9,8,7,4,15,14,3,11,5,2,12}; |
|
unsigned int S4[]={7,13,14,3,0,6,9,10,1,2,8,5,11,12,4,15, |
13,8,11,5,6,15,0,3,4,7,2,12,1,10,14,9, |
10,6,9,0,12,11,7,13,15,1,3,14,5,2,8,4, |
3,15,0,6,10,1,13,8,9,4,5,11,12,7,2,14}; |
|
unsigned int S5[]={2,12,4,1,7,10,11,6,8,5,3,15,13,0,14,9, |
14,11,2,12,4,7,13,1,5,0,15,10,3,9,8,6, |
4,2,1,11,10,13,7,8,15,9,12,5,6,3,0,14, |
11,8,12,7,1,14,2,13,6,15,0,9,10,4,5,3}; |
|
unsigned int S6[]={12,1,10,15,9,2,6,8,0,13,3,4,14,7,5,11, |
10,15,4,2,7,12,9,5,6,1,13,14,0,11,3,8, |
9,14,15,5,2,8,12,3,7,0,4,10,1,13,11,6, |
4,3,2,12,9,5,15,10,11,14,1,7,6,0,8,13}; |
|
unsigned int S7[]={4,11,2,14,15,0,8,13,3,12,9,7,5,10,6,1, |
13,0,11,7,4,9,1,10,14,3,5,12,2,15,8,6, |
1,4,11,13,12,3,7,14,10,15,6,8,0,5,9,2, |
6,11,13,8,1,4,10,7,9,5,0,15,14,2,3,12}; |
|
unsigned int S8[]={13,2,8,4,6,15,11,1,10,9,3,14,5,0,12,7, |
1,15,13,8,10,3,7,4,12,5,6,11,0,14,9,2, |
7,11,4,1,9,12,14,2,0,6,10,13,15,3,5,8, |
2,1,14,7,4,10,8,13,15,12,9,0,3,5,6,11}; |
|
|
void apply_table(unsigned char *block,unsigned char *block_t,unsigned int *perm,int outlength){ |
unsigned int i,byte,bit; |
|
for(i=0;i<outlength>>3;i++) block_t[i]=0; |
|
for(i=0;i<outlength;i++){ |
byte=((perm[i]-1)>>3); /*In which byte of the original block is the bit to permute*/ |
bit=((perm[i]-1)&7); /*In which pos of the byte is the bit to permute*/ |
if((block[byte]>>(7-bit))&1==1) |
block_t[i>>3]+=(0x80>>(i&7)); |
} |
} |
|
void generate_key(unsigned char *previous_key,unsigned char *new_key,int iteration){ |
/*Generates the next iteration non permuted key from the previous non-permuted key*/ |
|
unsigned char Cx_rotated[4],Dx_rotated[4]; |
unsigned char Cx[4],Dx[4]; |
unsigned int i; |
|
for(i=0;i<7;i++) |
new_key[i]=0; |
|
|
/*We split the 56 bit key in two parts*/ |
Cx[0]=previous_key[0]; |
Cx[1]=previous_key[1]; |
Cx[2]=previous_key[2]; |
Cx[3]=previous_key[3]; |
Dx[0]=previous_key[3]; |
Dx[1]=previous_key[4]; |
Dx[2]=previous_key[5]; |
Dx[3]=previous_key[6]; |
|
/*Rotate Cx and Dx*/ |
if(key_shifts[iteration-1]==1){ |
apply_table(Cx,Cx_rotated,rotate_C_1,32); |
apply_table(Dx,Dx_rotated,rotate_D_1,32); |
}else if(key_shifts[iteration-1]==2){ |
apply_table(Cx,Cx_rotated,rotate_C_2,32); |
apply_table(Dx,Dx_rotated,rotate_D_2,32); |
} |
|
//binary_print(previous_key,7); |
//binary_print(Cx_rotated,4); |
//binary_print(Dx_rotated,4); |
|
/*Recompose key*/ |
new_key[0]=Cx_rotated[0]; |
new_key[1]=Cx_rotated[1]; |
new_key[2]=Cx_rotated[2]; |
new_key[3]=(Cx_rotated[3]&0xF0); |
|
new_key[3]+=Dx_rotated[0]&0xF; |
new_key[4]=Dx_rotated[1]; |
new_key[5]=Dx_rotated[2]; |
new_key[6]=Dx_rotated[3]; |
|
//binary_print(new_key,7); |
} |
|
void applyS(unsigned char *KER, unsigned char *KERS){ |
|
unsigned char aux; |
int i; |
unsigned short int row,col; |
|
for(i=0;i<4;i++) |
KERS[i]=0; |
|
/*Transform KER with S matrix*/ |
row=((KER[0]>>2)&1)+((KER[0]&0x80)>>6); |
aux=KER[0]<<1; |
col=aux>>4; |
KERS[0]=S1[16*row+col]; |
|
row=(KER[0]&2)+((KER[1]>>4)&1); |
col=((KER[0]&1)<<3)+(KER[1]>>5); |
KERS[0]=(KERS[0]<<4)+S2[16*row+col]; |
|
row=((KER[1]>>2)&2)+((KER[2]>>6)&1); |
col=((KER[1]&7)<<1)+((KER[2]&0x80)>>7); |
KERS[1]=S3[16*row+col]; |
|
row=((KER[2]>>4)&2)+(KER[2]&1); |
col=(KER[2]>>1)&0xF; |
KERS[1]=(KERS[1]<<4)+S4[16*row+col]; |
|
row=((KER[3]>>2)&1)+((KER[3]&0x80)>>6); |
aux=KER[3]<<1; |
col=aux>>4; |
KERS[2]=S5[16*row+col]; |
|
row=(KER[3]&2)+((KER[4]>>4)&1); |
col=((KER[3]&1)<<3)+(KER[4]>>5); |
KERS[2]=(KERS[2]<<4)+S6[16*row+col]; |
|
row=((KER[4]>>2)&2)+((KER[5]>>6)&1); |
col=((KER[4]&7)<<1)+((KER[5]&0x80)>>7); |
KERS[3]=S7[16*row+col]; |
|
row=((KER[5]>>4)&2)+(KER[5]&1); |
col=(KER[5]>>1)&0xF; |
KERS[3]=(KERS[3]<<4)+S8[16*row+col]; |
|
} |
|
void encrypt_des(unsigned char *block, unsigned char *block_o, unsigned char *key){ |
|
unsigned char block_t[8]; |
unsigned char new_key[7],permuted_key[6],ER[6],last_key[7]; |
unsigned char KER[6]; |
unsigned char KERS[4]; /*32 bits after apply the S matrix*/ |
unsigned char fKERS[4]; /*32 bits after apply the P matrix*/ |
|
int i,j; |
unsigned char b0_t,b1_t,b2_t,b3_t; |
|
/*This is the main DES encrypt function |
encrypt one block of 64 bits with a key of 64 bits*/ |
|
/*First we generate the permuted key of 56 bits from the 64 bits one*/ |
apply_table(key,last_key,PC_1,7*8); |
/*Now we have the K+ key of 56 bits*/ |
|
/*We generate the first permuted block*/ |
apply_table(block,block_t,IP,8*8); |
|
|
/*16 iterations*/ |
for(i=1;i<17;i++){ |
generate_key(last_key,new_key,i); |
for(j=0;j<7;j++) last_key[j]=new_key[j]; |
apply_table(new_key,permuted_key,PC_2,6*8); |
|
/*We now calculate f(R,K)*/ |
/*Compute E(R0)*/ |
apply_table(block_t+4,ER,E,6*8); |
/*Key XOR ER*/ |
for(j=0;j<6;j++) |
KER[j]=ER[j]^permuted_key[j]; |
|
applyS(KER,KERS); |
apply_table(KERS,fKERS,P,4*8); |
|
/*Make the aditions*/ |
/*Li=Ri-1*/ |
b0_t=block_t[0]; |
b1_t=block_t[1]; |
b2_t=block_t[2]; |
b3_t=block_t[3]; |
block_t[0]=block_t[4]; |
block_t[1]=block_t[5]; |
block_t[2]=block_t[6]; |
block_t[3]=block_t[7]; |
/*Ri=Li-1+fKERS*/ |
block_t[4]=b0_t^fKERS[0]; |
block_t[5]=b1_t^fKERS[1]; |
block_t[6]=b2_t^fKERS[2]; |
block_t[7]=b3_t^fKERS[3]; |
} |
/*Recolocate L and R*/ |
b0_t=block_t[0]; |
b1_t=block_t[1]; |
b2_t=block_t[2]; |
b3_t=block_t[3]; |
block_t[0]=block_t[4]; |
block_t[1]=block_t[5]; |
block_t[2]=block_t[6]; |
block_t[3]=block_t[7]; |
block_t[4]=b0_t; |
block_t[5]=b1_t; |
block_t[6]=b2_t; |
block_t[7]=b3_t; |
|
/*Final permutation*/ |
apply_table(block_t,block_o,IP_1,8*8); |
|
} |
|
void decrypt_des(unsigned char *block, unsigned char *block_o, unsigned char *key){ |
unsigned char block_t[8]; |
unsigned char new_key[7],permuted_key[6],ER[6],last_key[7]; |
unsigned char KER[6]; |
unsigned char KERS[4]; /*32 bits after apply the S matrix*/ |
unsigned char fKERS[4]; /*32 bits after apply the P matrix*/ |
unsigned char keys[16][6]; |
|
int i,j; |
unsigned char b0_t,b1_t,b2_t,b3_t; |
|
/*This is the main DES decrypt function |
encrypt one block of 64 bits with a key of 64 bits*/ |
|
/*First we generate the permuted key of 56 bits from the 64 bits one*/ |
apply_table(key,last_key,PC_1,7*8); |
/*Now we have the K+ key of 56 bits*/ |
|
/*We generate the first permuted block*/ |
apply_table(block,block_t,IP,8*8); |
|
for(i=1;i<17;i++){ |
generate_key(last_key,new_key,i); |
for(j=0;j<7;j++) last_key[j]=new_key[j]; |
apply_table(new_key,permuted_key,PC_2,6*8); |
for(j=0;j<6;j++) |
keys[i-1][j]=permuted_key[j]; |
} |
|
/*16 iterations*/ |
for(i=1;i<17;i++){ |
/*We now calculate f(R,K)*/ |
/*Compute E(R0)*/ |
apply_table(block_t+4,ER,E,6*8); |
/*Key XOR ER*/ |
for(j=0;j<6;j++) |
KER[j]=ER[j]^keys[15-(i-1)][j]; |
|
applyS(KER,KERS); |
apply_table(KERS,fKERS,P,4*8); |
|
/*Make the aditions*/ |
/*Li=Ri-1*/ |
b0_t=block_t[0]; |
b1_t=block_t[1]; |
b2_t=block_t[2]; |
b3_t=block_t[3]; |
block_t[0]=block_t[4]; |
block_t[1]=block_t[5]; |
block_t[2]=block_t[6]; |
block_t[3]=block_t[7]; |
/*Ri=Li-1+fKERS*/ |
block_t[4]=b0_t^fKERS[0]; |
block_t[5]=b1_t^fKERS[1]; |
block_t[6]=b2_t^fKERS[2]; |
block_t[7]=b3_t^fKERS[3]; |
} |
/*Recolocate L and R*/ |
b0_t=block_t[0]; |
b1_t=block_t[1]; |
b2_t=block_t[2]; |
b3_t=block_t[3]; |
block_t[0]=block_t[4]; |
block_t[1]=block_t[5]; |
block_t[2]=block_t[6]; |
block_t[3]=block_t[7]; |
block_t[4]=b0_t; |
block_t[5]=b1_t; |
block_t[6]=b2_t; |
block_t[7]=b3_t; |
|
/*Final permutation*/ |
apply_table(block_t,block_o,IP_1,8*8); |
|
} |
/trunk/rtl/systemc/checker.h
0,0 → 1,81
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Checker //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Check that the outputs from the RTL model and the C model //// |
//// used as golden model are the same //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
#include "systemc.h" |
|
SC_MODULE(checker){ |
|
sc_in<bool> reset; |
|
sc_fifo_in<sc_uint<64> > rt_des_data_i; |
sc_fifo_in<sc_uint<64> > c_des_data_i; |
|
void check(){ |
sc_uint<64> rt_data_var,c_data_var; |
|
wait(reset->posedge_event()); |
|
while(1){ |
if(reset.read()){ |
rt_data_var=rt_des_data_i.read(); |
c_data_var=c_des_data_i.read(); |
if(rt_data_var!=c_data_var){ |
cout << "Simulation mismatch: 0x" << (int)rt_data_var.range(63,32) << (int)rt_data_var.range(31,0) << " 0x" << (int)c_data_var.range(63,32) << (int)c_data_var.range(31,0) << " " << sc_time_stamp() << endl; |
exit(0); |
}else{ |
cout << "OK: 0x" << (int)rt_data_var.range(63,32) << (int)rt_data_var.range(31,0) << " 0x" << (int)c_data_var.range(63,32) << (int)c_data_var.range(31,0) << " " << sc_time_stamp() << endl; |
} |
}else |
wait(reset->posedge_event()); |
} |
} |
|
SC_CTOR(checker){ |
SC_THREAD(check); |
} |
}; |
/trunk/rtl/systemc/Makefile.defs
0,0 → 1,35
## Variable that points to SystemC installation path |
SYSTEMC = $(SYSTEMC_HOME) |
SCV = $(SCV_HOME) |
|
INCDIR = -I. -I.. -I../../bench -I$(SYSTEMC)/include -I$(SCV)/include |
LIBDIR = -L. -L.. -L$(SYSTEMC)/lib-$(TARGET_ARCH) -L$(SCV)/lib-$(TARGET_ARCH) |
|
# Build with maximum gcc warning level |
CFLAGS = $(PLATFORM_SPECIFIC_FLAGS) $(EXTRA_CFLAGS) |
|
LIBS = -lm -lsystemc -lscv $(EXTRA_LIBS) |
|
EXE = $(MODULE).x |
|
.SUFFIXES: .cpp .cc .o .x |
|
$(EXE): $(OBJS) $(SYSTEMC)/lib-$(TARGET_ARCH)/libsystemc.a $(SCV)/lib-$(TARGET_ARCH)/libscv.a |
$(CC) $(CFLAGS) $(INCDIR) $(LIBDIR) -o $@ $(OBJS) $(LIBS) $(SYSTEMC)/lib-$(TARGET_ARCH)/libsystemc.a $(SCV)/lib-$(TARGET_ARCH)/libscv.a 2>&1 | c++filt |
|
.cpp.o: |
$(CC) $(CFLAGS) $(INCDIR) -c $< $(USB_FLAGS) |
|
.cc.o: |
$(CC) $(CFLAGS) $(INCDIR) -c $< $(USB_FLAGS) |
|
clean:: |
rm -f $(OBJS) *~ $(EXE) |
|
ultraclean: clean |
rm -f Makefile.deps |
|
Makefile.deps: |
$(CC) $(CFLAGS) $(INCDIR) -M $(SRCS) >> Makefile.deps |
|
#include Makefile.deps |
/trunk/rtl/systemc/des.h
0,0 → 1,182
////////////////////////////////////////////////////////////////////// |
//// //// |
//// DES algorithm header //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Top file for DES algorithm //// |
//// //// |
//// To Do: //// |
//// - nothing //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "systemc.h" |
|
#include "round.h" |
//S boxes |
#include "s1.h" |
#include "s2.h" |
#include "s3.h" |
#include "s4.h" |
#include "s5.h" |
#include "s6.h" |
#include "s7.h" |
#include "s8.h" |
|
|
SC_MODULE(des){ |
|
sc_in<bool> clk; |
sc_in<bool> reset; |
|
sc_in<bool> load_i; |
sc_in<bool> decrypt_i; |
sc_in<sc_uint<64> > data_i; |
sc_in<sc_uint<64> > key_i; |
|
sc_out<sc_uint<64> > data_o; |
sc_out<bool> ready_o; |
|
//Registers for iteration counters |
sc_signal<sc_uint<4> > stage1_iter,next_stage1_iter; |
sc_signal<bool> next_ready_o; |
sc_signal<sc_uint<64> > next_data_o; |
sc_signal<bool> data_ready,next_data_ready; |
|
//Conections to desround stage1 |
sc_signal<sc_uint<32> > stage1_L_i; |
sc_signal<sc_uint<32> > stage1_R_i; |
sc_signal<sc_uint<56> > stage1_round_key_i; |
|
sc_signal<sc_uint<4> > stage1_iteration_i; |
sc_signal<sc_uint<32> > stage1_R_o; |
sc_signal<sc_uint<32> > stage1_L_o; |
sc_signal<sc_uint<56> > stage1_round_key_o; |
|
sc_signal<sc_uint<6> > s1_stag1_i,s2_stag1_i,s3_stag1_i,s4_stag1_i,s5_stag1_i,s6_stag1_i,s7_stag1_i,s8_stag1_i; |
sc_signal<sc_uint<4> > s1_stag1_o,s2_stag1_o,s3_stag1_o,s4_stag1_o,s5_stag1_o,s6_stag1_o,s7_stag1_o,s8_stag1_o; |
|
void des_proc(); |
void reg_signal(); |
|
desround *rd1; |
|
s1 *sbox1; |
s2 *sbox2; |
s3 *sbox3; |
s4 *sbox4; |
s5 *sbox5; |
s6 *sbox6; |
s7 *sbox7; |
s8 *sbox8; |
|
SC_CTOR(des){ |
|
SC_METHOD(reg_signal); |
sensitive_pos << clk; |
sensitive_neg << reset; |
|
SC_METHOD(des_proc); |
sensitive << data_i << key_i << load_i << stage1_iter << data_ready; |
sensitive << stage1_L_o << stage1_R_o << stage1_round_key_o; |
|
rd1=new desround("round1"); |
|
sbox1=new s1("s1"); |
sbox2=new s2("s2"); |
sbox3=new s3("s3"); |
sbox4=new s4("s4"); |
sbox5=new s5("s5"); |
sbox6=new s6("s6"); |
sbox7=new s7("s7"); |
sbox8=new s8("s8"); |
|
//For each stage in the pipe one instance |
//First stage always present |
rd1->clk(clk); |
rd1->reset(reset); |
rd1->iteration_i(stage1_iteration_i); |
rd1->decrypt_i(decrypt_i); |
rd1->R_i(stage1_R_i); |
rd1->L_i(stage1_L_i); |
rd1->Key_i(stage1_round_key_i); |
rd1->R_o(stage1_R_o); |
rd1->L_o(stage1_L_o); |
rd1->Key_o(stage1_round_key_o); |
rd1->s1_o(s1_stag1_i); |
rd1->s2_o(s2_stag1_i); |
rd1->s3_o(s3_stag1_i); |
rd1->s4_o(s4_stag1_i); |
rd1->s5_o(s5_stag1_i); |
rd1->s6_o(s6_stag1_i); |
rd1->s7_o(s7_stag1_i); |
rd1->s8_o(s8_stag1_i); |
rd1->s1_i(s1_stag1_o); |
rd1->s2_i(s2_stag1_o); |
rd1->s3_i(s3_stag1_o); |
rd1->s4_i(s4_stag1_o); |
rd1->s5_i(s5_stag1_o); |
rd1->s6_i(s6_stag1_o); |
rd1->s7_i(s7_stag1_o); |
rd1->s8_i(s8_stag1_o); |
|
sbox1->stage1_input(s1_stag1_i); |
sbox1->stage1_output(s1_stag1_o); |
|
sbox2->stage1_input(s2_stag1_i); |
sbox2->stage1_output(s2_stag1_o); |
|
sbox3->stage1_input(s3_stag1_i); |
sbox3->stage1_output(s3_stag1_o); |
|
sbox4->stage1_input(s4_stag1_i); |
sbox4->stage1_output(s4_stag1_o); |
|
sbox5->stage1_input(s5_stag1_i); |
sbox5->stage1_output(s5_stag1_o); |
|
sbox6->stage1_input(s6_stag1_i); |
sbox6->stage1_output(s6_stag1_o); |
|
sbox7->stage1_input(s7_stag1_i); |
sbox7->stage1_output(s7_stag1_o); |
|
sbox8->stage1_input(s8_stag1_i); |
sbox8->stage1_output(s8_stag1_o); |
|
} |
}; |
/trunk/rtl/systemc/key_gen.cpp
0,0 → 1,168
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Key generation module implementation //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Generate a key from the previous one //// |
//// //// |
//// To Do: //// |
//// - nothing //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "key_gen.h" |
|
void key_gen::generate_key(){ |
|
bool prev0,prev1; |
|
|
sc_uint<56> prev_key_var,non_perm_key_var; |
sc_uint<48> new_key_var; |
sc_uint<28> semi_key; |
|
prev_key_var=previous_key.read(); |
new_key_var=0; |
new_key.write(0); |
non_perm_key_var=0; |
non_perm_key.write(0); |
|
if(!decrypt.read()){ |
//Rotate left |
switch(iteration.read()){ |
case 0: |
case 1: |
case 8: |
case 15: |
//Rotate left one |
semi_key=prev_key_var.range(55,28); |
prev0=semi_key[27]; |
semi_key=semi_key<<1; |
semi_key[0]=prev0; |
non_perm_key_var.range(55,28)=semi_key; |
semi_key=prev_key_var.range(27,0); |
prev0=semi_key[27]; |
semi_key=semi_key<<1; |
semi_key[0]=prev0; |
non_perm_key_var.range(27,0)=semi_key; |
break; |
default: |
//Rotate left two |
semi_key=prev_key_var.range(55,28); |
prev0=semi_key[27]; |
prev1=semi_key[26]; |
semi_key=semi_key<<2; |
semi_key[1]=prev0; |
semi_key[0]=prev1; |
non_perm_key_var.range(55,28)=semi_key; |
semi_key=prev_key_var.range(27,0); |
prev0=semi_key[27]; |
prev1=semi_key[26]; |
semi_key=semi_key<<2; |
semi_key[1]=prev0; |
semi_key[0]=prev1; |
non_perm_key_var.range(27,0)=semi_key; |
} |
}else{ |
//Rotate rigth |
switch(iteration.read()){ |
case 0: |
semi_key=prev_key_var.range(55,28); |
non_perm_key_var.range(55,28)=semi_key; |
semi_key=prev_key_var.range(27,0); |
non_perm_key_var.range(27,0)=semi_key; |
break; |
case 1: |
case 8: |
case 15: |
//Rotate rigth one |
semi_key=prev_key_var.range(55,28); |
prev0=semi_key[0]; |
semi_key=semi_key>>1; |
semi_key[27]=prev0; |
non_perm_key_var.range(55,28)=semi_key; |
semi_key=prev_key_var.range(27,0); |
prev0=semi_key[0]; |
semi_key=semi_key>>1; |
semi_key[27]=prev0; |
non_perm_key_var.range(27,0)=semi_key; |
break; |
default: |
//Rotate left two |
semi_key=prev_key_var.range(55,28); |
prev0=semi_key[0]; |
prev1=semi_key[1]; |
semi_key=semi_key>>2; |
semi_key[26]=prev0; |
semi_key[27]=prev1; |
non_perm_key_var.range(55,28)=semi_key; |
semi_key=prev_key_var.range(27,0); |
prev0=semi_key[0]; |
prev1=semi_key[1]; |
semi_key=semi_key>>2; |
semi_key[26]=prev0; |
semi_key[27]=prev1; |
non_perm_key_var.range(27,0)=semi_key; |
} |
} |
|
non_perm_key.write(non_perm_key_var); |
|
//Apply PC_2 permutation |
//Expand the data |
new_key_var[47]=non_perm_key_var[42]; new_key_var[46]=non_perm_key_var[39]; new_key_var[45]=non_perm_key_var[45]; new_key_var[44]=non_perm_key_var[32]; |
new_key_var[43]=non_perm_key_var[55]; new_key_var[42]=non_perm_key_var[51]; new_key_var[41]=non_perm_key_var[53]; new_key_var[40]=non_perm_key_var[28]; |
|
new_key_var[39]=non_perm_key_var[41]; new_key_var[38]=non_perm_key_var[50]; new_key_var[37]=non_perm_key_var[35]; new_key_var[36]=non_perm_key_var[46]; |
new_key_var[35]=non_perm_key_var[33]; new_key_var[34]=non_perm_key_var[37]; new_key_var[33]=non_perm_key_var[44]; new_key_var[32]=non_perm_key_var[52]; |
|
new_key_var[31]=non_perm_key_var[30]; new_key_var[30]=non_perm_key_var[48]; new_key_var[29]=non_perm_key_var[40]; new_key_var[28]=non_perm_key_var[49]; |
new_key_var[27]=non_perm_key_var[29]; new_key_var[26]=non_perm_key_var[36]; new_key_var[25]=non_perm_key_var[43]; new_key_var[24]=non_perm_key_var[54]; |
|
new_key_var[23]=non_perm_key_var[15]; new_key_var[22]=non_perm_key_var[4]; new_key_var[21]=non_perm_key_var[25]; new_key_var[20]=non_perm_key_var[19]; |
new_key_var[19]=non_perm_key_var[9]; new_key_var[18]=non_perm_key_var[1]; new_key_var[17]=non_perm_key_var[26]; new_key_var[16]=non_perm_key_var[16]; |
|
new_key_var[15]=non_perm_key_var[5]; new_key_var[14]=non_perm_key_var[11]; new_key_var[13]=non_perm_key_var[23]; new_key_var[12]=non_perm_key_var[8]; |
new_key_var[11]=non_perm_key_var[12]; new_key_var[10]=non_perm_key_var[7]; new_key_var[9]=non_perm_key_var[17]; new_key_var[8]=non_perm_key_var[0]; |
|
new_key_var[7]=non_perm_key_var[22]; new_key_var[6]=non_perm_key_var[3]; new_key_var[5]=non_perm_key_var[10]; new_key_var[4]=non_perm_key_var[14]; |
new_key_var[3]=non_perm_key_var[6]; new_key_var[2]=non_perm_key_var[20]; new_key_var[1]=non_perm_key_var[27]; new_key_var[0]=non_perm_key_var[24]; |
|
new_key.write(new_key_var); |
|
|
} |
/trunk/rtl/systemc/s1.cpp
0,0 → 1,118
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 1 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "s1.h" |
|
|
void s1::s1_box(){ |
|
switch(stage1_input.read()){ |
case 0: stage1_output.write(14); break; |
case 1: stage1_output.write(0); break; |
case 2: stage1_output.write(4); break; |
case 3: stage1_output.write(15); break; |
case 4: stage1_output.write(13); break; |
case 5: stage1_output.write(7); break; |
case 6: stage1_output.write(1); break; |
case 7: stage1_output.write(4); break; |
case 8: stage1_output.write(2); break; |
case 9: stage1_output.write(14); break; |
case 10: stage1_output.write(15); break; |
case 11: stage1_output.write(2); break; |
case 12: stage1_output.write(11); break; |
case 13: stage1_output.write(13); break; |
case 14: stage1_output.write(8); break; |
case 15: stage1_output.write(1); break; |
case 16: stage1_output.write(3); break; |
case 17: stage1_output.write(10); break; |
case 18: stage1_output.write(10); break; |
case 19: stage1_output.write(6); break; |
case 20: stage1_output.write(6); break; |
case 21: stage1_output.write(12); break; |
case 22: stage1_output.write(12); break; |
case 23: stage1_output.write(11); break; |
case 24: stage1_output.write(5); break; |
case 25: stage1_output.write(9); break; |
case 26: stage1_output.write(9); break; |
case 27: stage1_output.write(5); break; |
case 28: stage1_output.write(0); break; |
case 29: stage1_output.write(3); break; |
case 30: stage1_output.write(7); break; |
case 31: stage1_output.write(8); break; |
case 32: stage1_output.write(4); break; |
case 33: stage1_output.write(15); break; |
case 34: stage1_output.write(1); break; |
case 35: stage1_output.write(12); break; |
case 36: stage1_output.write(14); break; |
case 37: stage1_output.write(8); break; |
case 38: stage1_output.write(8); break; |
case 39: stage1_output.write(2); break; |
case 40: stage1_output.write(13); break; |
case 41: stage1_output.write(4); break; |
case 42: stage1_output.write(6); break; |
case 43: stage1_output.write(9); break; |
case 44: stage1_output.write(2); break; |
case 45: stage1_output.write(1); break; |
case 46: stage1_output.write(11); break; |
case 47: stage1_output.write(7); break; |
case 48: stage1_output.write(15); break; |
case 49: stage1_output.write(5); break; |
case 50: stage1_output.write(12); break; |
case 51: stage1_output.write(11); break; |
case 52: stage1_output.write(9); break; |
case 53: stage1_output.write(3); break; |
case 54: stage1_output.write(7); break; |
case 55: stage1_output.write(14); break; |
case 56: stage1_output.write(3); break; |
case 57: stage1_output.write(10); break; |
case 58: stage1_output.write(10); break; |
case 59: stage1_output.write(0); break; |
case 60: stage1_output.write(5); break; |
case 61: stage1_output.write(6); break; |
case 62: stage1_output.write(0); break; |
case 63: stage1_output.write(13); break; |
} |
} |
/trunk/rtl/systemc/s2.cpp
0,0 → 1,119
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 2 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "s2.h" |
|
|
void s2::s2_box(){ |
|
switch(stage1_input.read()){ |
case 0: stage1_output.write(15); break; |
case 1: stage1_output.write(3); break; |
case 2: stage1_output.write(1); break; |
case 3: stage1_output.write(13); break; |
case 4: stage1_output.write(8); break; |
case 5: stage1_output.write(4); break; |
case 6: stage1_output.write(14); break; |
case 7: stage1_output.write(7); break; |
case 8: stage1_output.write(6); break; |
case 9: stage1_output.write(15); break; |
case 10: stage1_output.write(11); break; |
case 11: stage1_output.write(2); break; |
case 12: stage1_output.write(3); break; |
case 13: stage1_output.write(8); break; |
case 14: stage1_output.write(4); break; |
case 15: stage1_output.write(14); break; |
case 16: stage1_output.write(9); break; |
case 17: stage1_output.write(12); break; |
case 18: stage1_output.write(7); break; |
case 19: stage1_output.write(0); break; |
case 20: stage1_output.write(2); break; |
case 21: stage1_output.write(1); break; |
case 22: stage1_output.write(13); break; |
case 23: stage1_output.write(10); break; |
case 24: stage1_output.write(12); break; |
case 25: stage1_output.write(6); break; |
case 26: stage1_output.write(0); break; |
case 27: stage1_output.write(9); break; |
case 28: stage1_output.write(5); break; |
case 29: stage1_output.write(11); break; |
case 30: stage1_output.write(10); break; |
case 31: stage1_output.write(5); break; |
case 32: stage1_output.write(0); break; |
case 33: stage1_output.write(13); break; |
case 34: stage1_output.write(14); break; |
case 35: stage1_output.write(8); break; |
case 36: stage1_output.write(7); break; |
case 37: stage1_output.write(10); break; |
case 38: stage1_output.write(11); break; |
case 39: stage1_output.write(1); break; |
case 40: stage1_output.write(10); break; |
case 41: stage1_output.write(3); break; |
case 42: stage1_output.write(4); break; |
case 43: stage1_output.write(15); break; |
case 44: stage1_output.write(13); break; |
case 45: stage1_output.write(4); break; |
case 46: stage1_output.write(1); break; |
case 47: stage1_output.write(2); break; |
case 48: stage1_output.write(5); break; |
case 49: stage1_output.write(11); break; |
case 50: stage1_output.write(8); break; |
case 51: stage1_output.write(6); break; |
case 52: stage1_output.write(12); break; |
case 53: stage1_output.write(7); break; |
case 54: stage1_output.write(6); break; |
case 55: stage1_output.write(12); break; |
case 56: stage1_output.write(9); break; |
case 57: stage1_output.write(0); break; |
case 58: stage1_output.write(3); break; |
case 59: stage1_output.write(5); break; |
case 60: stage1_output.write(2); break; |
case 61: stage1_output.write(14); break; |
case 62: stage1_output.write(15); break; |
case 63: stage1_output.write(9); break; |
|
} |
} |
/trunk/rtl/systemc/s3.cpp
0,0 → 1,118
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 3 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "s3.h" |
|
|
void s3::s3_box(){ |
switch(stage1_input.read()){ |
case 0: stage1_output.write(10); break; |
case 1: stage1_output.write(13); break; |
case 2: stage1_output.write(0); break; |
case 3: stage1_output.write(7); break; |
case 4: stage1_output.write(9); break; |
case 5: stage1_output.write(0); break; |
case 6: stage1_output.write(14); break; |
case 7: stage1_output.write(9); break; |
case 8: stage1_output.write(6); break; |
case 9: stage1_output.write(3); break; |
case 10: stage1_output.write(3); break; |
case 11: stage1_output.write(4); break; |
case 12: stage1_output.write(15); break; |
case 13: stage1_output.write(6); break; |
case 14: stage1_output.write(5); break; |
case 15: stage1_output.write(10); break; |
case 16: stage1_output.write(1); break; |
case 17: stage1_output.write(2); break; |
case 18: stage1_output.write(13); break; |
case 19: stage1_output.write(8); break; |
case 20: stage1_output.write(12); break; |
case 21: stage1_output.write(5); break; |
case 22: stage1_output.write(7); break; |
case 23: stage1_output.write(14); break; |
case 24: stage1_output.write(11); break; |
case 25: stage1_output.write(12); break; |
case 26: stage1_output.write(4); break; |
case 27: stage1_output.write(11); break; |
case 28: stage1_output.write(2); break; |
case 29: stage1_output.write(15); break; |
case 30: stage1_output.write(8); break; |
case 31: stage1_output.write(1); break; |
case 32: stage1_output.write(13); break; |
case 33: stage1_output.write(1); break; |
case 34: stage1_output.write(6); break; |
case 35: stage1_output.write(10); break; |
case 36: stage1_output.write(4); break; |
case 37: stage1_output.write(13); break; |
case 38: stage1_output.write(9); break; |
case 39: stage1_output.write(0); break; |
case 40: stage1_output.write(8); break; |
case 41: stage1_output.write(6); break; |
case 42: stage1_output.write(15); break; |
case 43: stage1_output.write(9); break; |
case 44: stage1_output.write(3); break; |
case 45: stage1_output.write(8); break; |
case 46: stage1_output.write(0); break; |
case 47: stage1_output.write(7); break; |
case 48: stage1_output.write(11); break; |
case 49: stage1_output.write(4); break; |
case 50: stage1_output.write(1); break; |
case 51: stage1_output.write(15); break; |
case 52: stage1_output.write(2); break; |
case 53: stage1_output.write(14); break; |
case 54: stage1_output.write(12); break; |
case 55: stage1_output.write(3); break; |
case 56: stage1_output.write(5); break; |
case 57: stage1_output.write(11); break; |
case 58: stage1_output.write(10); break; |
case 59: stage1_output.write(5); break; |
case 60: stage1_output.write(14); break; |
case 61: stage1_output.write(2); break; |
case 62: stage1_output.write(7); break; |
case 63: stage1_output.write(12); break; |
} |
|
} |
/trunk/rtl/systemc/stimulus.cpp
0,0 → 1,83
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Random stimulus generation //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// DES random stimulus //// |
//// //// |
//// To Do: //// |
//// - nothing //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
|
|
#include "stimulus.h" |
|
void test::tb(){ |
|
sc_uint<64> des_key_var,des_data_var; |
bool decrypt_var; |
|
scv_random::set_global_seed(53246); |
|
random_generator rg("random_generator"); |
|
transactor->resetea(); |
|
while(1){ |
|
rg.des_key->next(); |
rg.des_data->next(); |
rg.decrypt->next(); |
|
|
des_data_var=*(rg.des_data); |
des_key_var=*(rg.des_key); |
decrypt_var=*(rg.decrypt); |
|
if(!decrypt_var){ |
cout << "Encrypt: 0x" << (int)des_data_var.range(63,32) << (int)des_data_var.range(31,0) << " 0x" << (int)des_key_var.range(63,32) << (int)des_key_var.range(31,0) << " " << sc_time_stamp() << endl; |
transactor->encrypt(des_data_var,des_key_var); |
}else{ |
cout << "Decrypt: 0x" << (int)des_data_var.range(63,32) << (int)des_data_var.range(31,0) << " 0x" << (int)des_key_var.range(63,32) << (int)des_key_var.range(31,0) << " " << sc_time_stamp() << endl; |
transactor->decrypt(des_data_var,des_key_var); |
} |
} |
|
} |
/trunk/rtl/systemc/s4.cpp
0,0 → 1,118
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 4 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "s4.h" |
|
|
void s4::s4_box(){ |
switch(stage1_input.read()){ |
case 0: stage1_output.write(7); break; |
case 1: stage1_output.write(13); break; |
case 2: stage1_output.write(13); break; |
case 3: stage1_output.write(8); break; |
case 4: stage1_output.write(14); break; |
case 5: stage1_output.write(11); break; |
case 6: stage1_output.write(3); break; |
case 7: stage1_output.write(5); break; |
case 8: stage1_output.write(0); break; |
case 9: stage1_output.write(6); break; |
case 10: stage1_output.write(6); break; |
case 11: stage1_output.write(15); break; |
case 12: stage1_output.write(9); break; |
case 13: stage1_output.write(0); break; |
case 14: stage1_output.write(10); break; |
case 15: stage1_output.write(3); break; |
case 16: stage1_output.write(1); break; |
case 17: stage1_output.write(4); break; |
case 18: stage1_output.write(2); break; |
case 19: stage1_output.write(7); break; |
case 20: stage1_output.write(8); break; |
case 21: stage1_output.write(2); break; |
case 22: stage1_output.write(5); break; |
case 23: stage1_output.write(12); break; |
case 24: stage1_output.write(11); break; |
case 25: stage1_output.write(1); break; |
case 26: stage1_output.write(12); break; |
case 27: stage1_output.write(10); break; |
case 28: stage1_output.write(4); break; |
case 29: stage1_output.write(14); break; |
case 30: stage1_output.write(15); break; |
case 31: stage1_output.write(9); break; |
case 32: stage1_output.write(10); break; |
case 33: stage1_output.write(3); break; |
case 34: stage1_output.write(6); break; |
case 35: stage1_output.write(15); break; |
case 36: stage1_output.write(9); break; |
case 37: stage1_output.write(0); break; |
case 38: stage1_output.write(0); break; |
case 39: stage1_output.write(6); break; |
case 40: stage1_output.write(12); break; |
case 41: stage1_output.write(10); break; |
case 42: stage1_output.write(11); break; |
case 43: stage1_output.write(1); break; |
case 44: stage1_output.write(7); break; |
case 45: stage1_output.write(13); break; |
case 46: stage1_output.write(13); break; |
case 47: stage1_output.write(8); break; |
case 48: stage1_output.write(15); break; |
case 49: stage1_output.write(9); break; |
case 50: stage1_output.write(1); break; |
case 51: stage1_output.write(4); break; |
case 52: stage1_output.write(3); break; |
case 53: stage1_output.write(5); break; |
case 54: stage1_output.write(14); break; |
case 55: stage1_output.write(11); break; |
case 56: stage1_output.write(5); break; |
case 57: stage1_output.write(12); break; |
case 58: stage1_output.write(2); break; |
case 59: stage1_output.write(7); break; |
case 60: stage1_output.write(8); break; |
case 61: stage1_output.write(2); break; |
case 62: stage1_output.write(4); break; |
case 63: stage1_output.write(14); break; |
} |
|
} |
/trunk/rtl/systemc/round.cpp
0,0 → 1,143
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Round of DES algorithm implementation //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// This file perform a round of the DES algorithm //// |
//// //// |
//// To Do: //// |
//// - nothing //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
#include "round.h" |
|
void desround::registers(){ |
|
if(!reset.read()){ |
L_o.write(0); |
R_o.write(0); |
Key_o.write(0); |
}else{ |
L_o.write(R_i.read()); |
R_o.write(next_R.read()); |
Key_o.write(non_perm_key.read()); |
} |
} |
|
|
|
void desround::round_proc(){ |
|
sc_uint<48> expandedR; |
sc_uint<48> round_key; |
sc_uint<48> KER; |
sc_uint<32> R_i_var; |
|
sc_uint<32> Soutput; |
sc_uint<32> f; |
|
R_i_var=R_i.read(); |
|
//Expand the data |
expandedR[47]=R_i_var[0]; expandedR[46]=R_i_var[31]; expandedR[45]=R_i_var[30]; expandedR[44]=R_i_var[29]; |
expandedR[43]=R_i_var[28]; expandedR[42]=R_i_var[27]; expandedR[41]=R_i_var[28]; expandedR[40]=R_i_var[27]; |
|
expandedR[39]=R_i_var[26]; expandedR[38]=R_i_var[25]; expandedR[37]=R_i_var[24]; expandedR[36]=R_i_var[23]; |
expandedR[35]=R_i_var[24]; expandedR[34]=R_i_var[23]; expandedR[33]=R_i_var[22]; expandedR[32]=R_i_var[21]; |
|
expandedR[31]=R_i_var[20]; expandedR[30]=R_i_var[19]; expandedR[29]=R_i_var[20]; expandedR[28]=R_i_var[19]; |
expandedR[27]=R_i_var[18]; expandedR[26]=R_i_var[17]; expandedR[25]=R_i_var[16]; expandedR[24]=R_i_var[15]; |
|
expandedR[23]=R_i_var[16]; expandedR[22]=R_i_var[15]; expandedR[21]=R_i_var[14]; expandedR[20]=R_i_var[13]; |
expandedR[19]=R_i_var[12]; expandedR[18]=R_i_var[11]; expandedR[17]=R_i_var[12]; expandedR[16]=R_i_var[11]; |
|
expandedR[15]=R_i_var[10]; expandedR[14]=R_i_var[9]; expandedR[13]=R_i_var[8]; expandedR[12]=R_i_var[7]; |
expandedR[11]=R_i_var[8]; expandedR[10]=R_i_var[7]; expandedR[9]=R_i_var[6]; expandedR[8]=R_i_var[5]; |
|
expandedR[7]=R_i_var[4]; expandedR[6]=R_i_var[3]; expandedR[5]=R_i_var[4]; expandedR[4]=R_i_var[3]; |
expandedR[3]=R_i_var[2]; expandedR[2]=R_i_var[1]; expandedR[1]=R_i_var[0]; expandedR[0]=R_i_var[31]; |
|
//Generate the Key |
previous_key.write(Key_i.read()); |
iteration.write(iteration_i.read()); |
decrypt.write(decrypt_i.read()); |
|
round_key=new_key.read(); |
|
//XOR the key with the block |
KER=expandedR^round_key; |
|
//Apply Sboxes |
s1_o.write(KER.range(47,42)); |
s2_o.write(KER.range(41,36)); |
s3_o.write(KER.range(35,30)); |
s4_o.write(KER.range(29,24)); |
s5_o.write(KER.range(23,18)); |
s6_o.write(KER.range(17,12)); |
s7_o.write(KER.range(11,6)); |
s8_o.write(KER.range(5,0)); |
|
Soutput.range(31,28)=s1_i.read(); |
Soutput.range(27,24)=s2_i.read(); |
Soutput.range(23,20)=s3_i.read(); |
Soutput.range(19,16)=s4_i.read(); |
Soutput.range(15,12)=s5_i.read(); |
Soutput.range(11,8)=s6_i.read(); |
Soutput.range(7,4)=s7_i.read(); |
Soutput.range(3,0)=s8_i.read(); |
|
//P permutation |
|
f[31]=Soutput[16]; f[30]=Soutput[25]; f[29]=Soutput[12]; f[28]=Soutput[11]; |
f[27]=Soutput[3]; f[26]=Soutput[20]; f[25]=Soutput[4]; f[24]=Soutput[15]; |
|
f[23]=Soutput[31]; f[22]=Soutput[17]; f[21]=Soutput[9]; f[20]=Soutput[6]; |
f[19]=Soutput[27]; f[18]=Soutput[14]; f[17]=Soutput[1]; f[16]=Soutput[22]; |
|
f[15]=Soutput[30]; f[14]=Soutput[24]; f[13]=Soutput[8]; f[12]=Soutput[18]; |
f[11]=Soutput[0]; f[10]=Soutput[5]; f[9]=Soutput[29]; f[8]=Soutput[23]; |
|
f[7]=Soutput[13]; f[6]=Soutput[19]; f[5]=Soutput[2]; f[4]=Soutput[26]; |
f[3]=Soutput[10]; f[2]=Soutput[21]; f[1]=Soutput[28]; f[0]=Soutput[7]; |
|
next_R.write(L_i.read()^f); |
|
expanRSig.write(L_i.read()^f); |
|
} |
/trunk/rtl/systemc/s5.cpp
0,0 → 1,118
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 5 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "s5.h" |
|
void s5::s5_box(){ |
switch(stage1_input.read()){ |
case 0: stage1_output.write(2); break; |
case 1: stage1_output.write(14); break; |
case 2: stage1_output.write(12); break; |
case 3: stage1_output.write(11); break; |
case 4: stage1_output.write(4); break; |
case 5: stage1_output.write(2); break; |
case 6: stage1_output.write(1); break; |
case 7: stage1_output.write(12); break; |
case 8: stage1_output.write(7); break; |
case 9: stage1_output.write(4); break; |
case 10: stage1_output.write(10); break; |
case 11: stage1_output.write(7); break; |
case 12: stage1_output.write(11); break; |
case 13: stage1_output.write(13); break; |
case 14: stage1_output.write(6); break; |
case 15: stage1_output.write(1); break; |
case 16: stage1_output.write(8); break; |
case 17: stage1_output.write(5); break; |
case 18: stage1_output.write(5); break; |
case 19: stage1_output.write(0); break; |
case 20: stage1_output.write(3); break; |
case 21: stage1_output.write(15); break; |
case 22: stage1_output.write(15); break; |
case 23: stage1_output.write(10); break; |
case 24: stage1_output.write(13); break; |
case 25: stage1_output.write(3); break; |
case 26: stage1_output.write(0); break; |
case 27: stage1_output.write(9); break; |
case 28: stage1_output.write(14); break; |
case 29: stage1_output.write(8); break; |
case 30: stage1_output.write(9); break; |
case 31: stage1_output.write(6); break; |
case 32: stage1_output.write(4); break; |
case 33: stage1_output.write(11); break; |
case 34: stage1_output.write(2); break; |
case 35: stage1_output.write(8); break; |
case 36: stage1_output.write(1); break; |
case 37: stage1_output.write(12); break; |
case 38: stage1_output.write(11); break; |
case 39: stage1_output.write(7); break; |
case 40: stage1_output.write(10); break; |
case 41: stage1_output.write(1); break; |
case 42: stage1_output.write(13); break; |
case 43: stage1_output.write(14); break; |
case 44: stage1_output.write(7); break; |
case 45: stage1_output.write(2); break; |
case 46: stage1_output.write(8); break; |
case 47: stage1_output.write(13); break; |
case 48: stage1_output.write(15); break; |
case 49: stage1_output.write(6); break; |
case 50: stage1_output.write(9); break; |
case 51: stage1_output.write(15); break; |
case 52: stage1_output.write(12); break; |
case 53: stage1_output.write(0); break; |
case 54: stage1_output.write(5); break; |
case 55: stage1_output.write(9); break; |
case 56: stage1_output.write(6); break; |
case 57: stage1_output.write(10); break; |
case 58: stage1_output.write(3); break; |
case 59: stage1_output.write(4); break; |
case 60: stage1_output.write(0); break; |
case 61: stage1_output.write(5); break; |
case 62: stage1_output.write(14); break; |
case 63: stage1_output.write(3); break; |
} |
|
|
} |
/trunk/rtl/systemc/s6.cpp
0,0 → 1,118
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 6 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "s6.h" |
|
void s6::s6_box(){ |
switch(stage1_input.read()){ |
case 0: stage1_output.write(12); break; |
case 1: stage1_output.write(10); break; |
case 2: stage1_output.write(1); break; |
case 3: stage1_output.write(15); break; |
case 4: stage1_output.write(10); break; |
case 5: stage1_output.write(4); break; |
case 6: stage1_output.write(15); break; |
case 7: stage1_output.write(2); break; |
case 8: stage1_output.write(9); break; |
case 9: stage1_output.write(7); break; |
case 10: stage1_output.write(2); break; |
case 11: stage1_output.write(12); break; |
case 12: stage1_output.write(6); break; |
case 13: stage1_output.write(9); break; |
case 14: stage1_output.write(8); break; |
case 15: stage1_output.write(5); break; |
case 16: stage1_output.write(0); break; |
case 17: stage1_output.write(6); break; |
case 18: stage1_output.write(13); break; |
case 19: stage1_output.write(1); break; |
case 20: stage1_output.write(3); break; |
case 21: stage1_output.write(13); break; |
case 22: stage1_output.write(4); break; |
case 23: stage1_output.write(14); break; |
case 24: stage1_output.write(14); break; |
case 25: stage1_output.write(0); break; |
case 26: stage1_output.write(7); break; |
case 27: stage1_output.write(11); break; |
case 28: stage1_output.write(5); break; |
case 29: stage1_output.write(3); break; |
case 30: stage1_output.write(11); break; |
case 31: stage1_output.write(8); break; |
case 32: stage1_output.write(9); break; |
case 33: stage1_output.write(4); break; |
case 34: stage1_output.write(14); break; |
case 35: stage1_output.write(3); break; |
case 36: stage1_output.write(15); break; |
case 37: stage1_output.write(2); break; |
case 38: stage1_output.write(5); break; |
case 39: stage1_output.write(12); break; |
case 40: stage1_output.write(2); break; |
case 41: stage1_output.write(9); break; |
case 42: stage1_output.write(8); break; |
case 43: stage1_output.write(5); break; |
case 44: stage1_output.write(12); break; |
case 45: stage1_output.write(15); break; |
case 46: stage1_output.write(3); break; |
case 47: stage1_output.write(10); break; |
case 48: stage1_output.write(7); break; |
case 49: stage1_output.write(11); break; |
case 50: stage1_output.write(0); break; |
case 51: stage1_output.write(14); break; |
case 52: stage1_output.write(4); break; |
case 53: stage1_output.write(1); break; |
case 54: stage1_output.write(10); break; |
case 55: stage1_output.write(7); break; |
case 56: stage1_output.write(1); break; |
case 57: stage1_output.write(6); break; |
case 58: stage1_output.write(13); break; |
case 59: stage1_output.write(0); break; |
case 60: stage1_output.write(11); break; |
case 61: stage1_output.write(8); break; |
case 62: stage1_output.write(6); break; |
case 63: stage1_output.write(13); break; |
} |
|
|
} |
/trunk/rtl/systemc/s7.cpp
0,0 → 1,118
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 7 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
#include "s7.h" |
|
void s7::s7_box(){ |
switch(stage1_input.read()){ |
case 0: stage1_output.write(4); break; |
case 1: stage1_output.write(13); break; |
case 2: stage1_output.write(11); break; |
case 3: stage1_output.write(0); break; |
case 4: stage1_output.write(2); break; |
case 5: stage1_output.write(11); break; |
case 6: stage1_output.write(14); break; |
case 7: stage1_output.write(7); break; |
case 8: stage1_output.write(15); break; |
case 9: stage1_output.write(4); break; |
case 10: stage1_output.write(0); break; |
case 11: stage1_output.write(9); break; |
case 12: stage1_output.write(8); break; |
case 13: stage1_output.write(1); break; |
case 14: stage1_output.write(13); break; |
case 15: stage1_output.write(10); break; |
case 16: stage1_output.write(3); break; |
case 17: stage1_output.write(14); break; |
case 18: stage1_output.write(12); break; |
case 19: stage1_output.write(3); break; |
case 20: stage1_output.write(9); break; |
case 21: stage1_output.write(5); break; |
case 22: stage1_output.write(7); break; |
case 23: stage1_output.write(12); break; |
case 24: stage1_output.write(5); break; |
case 25: stage1_output.write(2); break; |
case 26: stage1_output.write(10); break; |
case 27: stage1_output.write(15); break; |
case 28: stage1_output.write(6); break; |
case 29: stage1_output.write(8); break; |
case 30: stage1_output.write(1); break; |
case 31: stage1_output.write(6); break; |
case 32: stage1_output.write(1); break; |
case 33: stage1_output.write(6); break; |
case 34: stage1_output.write(4); break; |
case 35: stage1_output.write(11); break; |
case 36: stage1_output.write(11); break; |
case 37: stage1_output.write(13); break; |
case 38: stage1_output.write(13); break; |
case 39: stage1_output.write(8); break; |
case 40: stage1_output.write(12); break; |
case 41: stage1_output.write(1); break; |
case 42: stage1_output.write(3); break; |
case 43: stage1_output.write(4); break; |
case 44: stage1_output.write(7); break; |
case 45: stage1_output.write(10); break; |
case 46: stage1_output.write(14); break; |
case 47: stage1_output.write(7); break; |
case 48: stage1_output.write(10); break; |
case 49: stage1_output.write(9); break; |
case 50: stage1_output.write(15); break; |
case 51: stage1_output.write(5); break; |
case 52: stage1_output.write(6); break; |
case 53: stage1_output.write(0); break; |
case 54: stage1_output.write(8); break; |
case 55: stage1_output.write(15); break; |
case 56: stage1_output.write(0); break; |
case 57: stage1_output.write(14); break; |
case 58: stage1_output.write(5); break; |
case 59: stage1_output.write(2); break; |
case 60: stage1_output.write(9); break; |
case 61: stage1_output.write(3); break; |
case 62: stage1_output.write(2); break; |
case 63: stage1_output.write(12); break; |
} |
|
|
} |
/trunk/rtl/systemc/s8.cpp
0,0 → 1,119
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 8 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
#include "s8.h" |
|
|
void s8::s8_box(){ |
switch(stage1_input.read()){ |
case 0: stage1_output.write(13); break; |
case 1: stage1_output.write(1); break; |
case 2: stage1_output.write(2); break; |
case 3: stage1_output.write(15); break; |
case 4: stage1_output.write(8); break; |
case 5: stage1_output.write(13); break; |
case 6: stage1_output.write(4); break; |
case 7: stage1_output.write(8); break; |
case 8: stage1_output.write(6); break; |
case 9: stage1_output.write(10); break; |
case 10: stage1_output.write(15); break; |
case 11: stage1_output.write(3); break; |
case 12: stage1_output.write(11); break; |
case 13: stage1_output.write(7); break; |
case 14: stage1_output.write(1); break; |
case 15: stage1_output.write(4); break; |
case 16: stage1_output.write(10); break; |
case 17: stage1_output.write(12); break; |
case 18: stage1_output.write(9); break; |
case 19: stage1_output.write(5); break; |
case 20: stage1_output.write(3); break; |
case 21: stage1_output.write(6); break; |
case 22: stage1_output.write(14); break; |
case 23: stage1_output.write(11); break; |
case 24: stage1_output.write(5); break; |
case 25: stage1_output.write(0); break; |
case 26: stage1_output.write(0); break; |
case 27: stage1_output.write(14); break; |
case 28: stage1_output.write(12); break; |
case 29: stage1_output.write(9); break; |
case 30: stage1_output.write(7); break; |
case 31: stage1_output.write(2); break; |
case 32: stage1_output.write(7); break; |
case 33: stage1_output.write(2); break; |
case 34: stage1_output.write(11); break; |
case 35: stage1_output.write(1); break; |
case 36: stage1_output.write(4); break; |
case 37: stage1_output.write(14); break; |
case 38: stage1_output.write(1); break; |
case 39: stage1_output.write(7); break; |
case 40: stage1_output.write(9); break; |
case 41: stage1_output.write(4); break; |
case 42: stage1_output.write(12); break; |
case 43: stage1_output.write(10); break; |
case 44: stage1_output.write(14); break; |
case 45: stage1_output.write(8); break; |
case 46: stage1_output.write(2); break; |
case 47: stage1_output.write(13); break; |
case 48: stage1_output.write(0); break; |
case 49: stage1_output.write(15); break; |
case 50: stage1_output.write(6); break; |
case 51: stage1_output.write(12); break; |
case 52: stage1_output.write(10); break; |
case 53: stage1_output.write(9); break; |
case 54: stage1_output.write(13); break; |
case 55: stage1_output.write(0); break; |
case 56: stage1_output.write(15); break; |
case 57: stage1_output.write(3); break; |
case 58: stage1_output.write(3); break; |
case 59: stage1_output.write(5); break; |
case 60: stage1_output.write(5); break; |
case 61: stage1_output.write(6); break; |
case 62: stage1_output.write(8); break; |
case 63: stage1_output.write(11); break; |
} |
|
} |
/trunk/rtl/verilog/des.v
0,0 → 1,281
////////////////////////////////////////////////////////////////////// |
//// //// |
//// DES Top //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Top file of DES project //// |
//// //// |
//// Generated automatically using SystemC to Verilog translator //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
module des(clk,reset,load_i,decrypt_i,data_i,key_i,data_o,ready_o); |
input clk; |
input reset; |
input load_i; |
input decrypt_i; |
input [63:0] data_i; |
input [63:0] key_i; |
output [63:0] data_o; |
output ready_o; |
|
reg [63:0] data_o; |
reg ready_o; |
|
|
reg [3:0] stage1_iter; |
|
reg [3:0] next_stage1_iter; |
|
reg next_ready_o; |
|
reg[63:0] next_data_o; |
|
reg data_ready; |
|
reg next_data_ready; |
|
reg [31:0] stage1_L_i; |
|
reg [31:0] stage1_R_i; |
|
reg [55:0] stage1_round_key_i; |
|
reg [3:0] stage1_iteration_i; |
wire [31:0] stage1_R_o; |
wire [31:0] stage1_L_o; |
wire [55:0] stage1_round_key_o; |
wire [5:0] s1_stag1_i; |
wire [5:0] s2_stag1_i; |
wire [5:0] s3_stag1_i; |
wire [5:0] s4_stag1_i; |
wire [5:0] s5_stag1_i; |
wire [5:0] s6_stag1_i; |
wire [5:0] s7_stag1_i; |
wire [5:0] s8_stag1_i; |
wire [3:0] s1_stag1_o; |
wire [3:0] s2_stag1_o; |
wire [3:0] s3_stag1_o; |
wire [3:0] s4_stag1_o; |
wire [3:0] s5_stag1_o; |
wire [3:0] s6_stag1_o; |
wire [3:0] s7_stag1_o; |
wire [3:0] s8_stag1_o; |
|
reg[31:0] L_i_var,R_i_var; |
reg[63:0] data_i_var,data_o_var,data_o_var_t,key_i_var; |
reg[55:0] key_var_perm; |
|
|
desround rd1 (.clk(clk), .reset(reset), .iteration_i(stage1_iteration_i), .decrypt_i(decrypt_i), .R_i(stage1_R_i), .L_i(stage1_L_i), .Key_i(stage1_round_key_i), .R_o(stage1_R_o), .L_o(stage1_L_o), .Key_o(stage1_round_key_o), .s1_o(s1_stag1_i), .s2_o(s2_stag1_i), .s3_o(s3_stag1_i), .s4_o(s4_stag1_i), .s5_o(s5_stag1_i), .s6_o(s6_stag1_i), .s7_o(s7_stag1_i), .s8_o(s8_stag1_i), .s1_i(s1_stag1_o), .s2_i(s2_stag1_o), .s3_i(s3_stag1_o), .s4_i(s4_stag1_o), .s5_i(s5_stag1_o), .s6_i(s6_stag1_o), .s7_i(s7_stag1_o), .s8_i(s8_stag1_o)); |
s1 sbox1 (.stage1_input(s1_stag1_i), .stage1_output(s1_stag1_o)); |
s2 sbox2 (.stage1_input(s2_stag1_i), .stage1_output(s2_stag1_o)); |
s3 sbox3 (.stage1_input(s3_stag1_i), .stage1_output(s3_stag1_o)); |
s4 sbox4 (.stage1_input(s4_stag1_i), .stage1_output(s4_stag1_o)); |
s5 sbox5 (.stage1_input(s5_stag1_i), .stage1_output(s5_stag1_o)); |
s6 sbox6 (.stage1_input(s6_stag1_i), .stage1_output(s6_stag1_o)); |
s7 sbox7 (.stage1_input(s7_stag1_i), .stage1_output(s7_stag1_o)); |
s8 sbox8 (.stage1_input(s8_stag1_i), .stage1_output(s8_stag1_o)); |
|
always @(posedge clk or negedge reset) |
|
begin |
|
if(!reset) |
begin |
|
ready_o = (0); |
data_o = (0); |
stage1_iter = (0); |
data_ready = (1); |
|
end |
else |
begin |
|
ready_o = (next_ready_o); |
data_o = (next_data_o); |
stage1_iter = (next_stage1_iter); |
data_ready = (next_data_ready); |
|
end |
end |
|
|
always @( data_i or key_i or load_i or stage1_iter or data_ready or stage1_R_o or stage1_L_o or stage1_round_key_o) |
|
begin |
|
|
|
L_i_var=0; |
R_i_var=0; |
data_i_var=0; |
|
next_ready_o = (0); |
next_data_ready = (data_ready); |
next_stage1_iter = (stage1_iter); |
|
stage1_L_i = (0); |
stage1_R_i = (0); |
stage1_round_key_i = (0); |
|
|
key_i_var=key_i; |
|
key_var_perm[55]=key_i_var[7];key_var_perm[54]=key_i_var[15];key_var_perm[53]=key_i_var[23];key_var_perm[52]=key_i_var[31]; |
key_var_perm[51]=key_i_var[39];key_var_perm[50]=key_i_var[47];key_var_perm[49]=key_i_var[55];key_var_perm[48]=key_i_var[63]; |
|
key_var_perm[47]=key_i_var[6];key_var_perm[46]=key_i_var[14];key_var_perm[45]=key_i_var[22];key_var_perm[44]=key_i_var[30]; |
key_var_perm[43]=key_i_var[38];key_var_perm[42]=key_i_var[46];key_var_perm[41]=key_i_var[54];key_var_perm[40]=key_i_var[62]; |
|
key_var_perm[39]=key_i_var[5];key_var_perm[38]=key_i_var[13];key_var_perm[37]=key_i_var[21];key_var_perm[36]=key_i_var[29]; |
key_var_perm[35]=key_i_var[37];key_var_perm[34]=key_i_var[45];key_var_perm[33]=key_i_var[53];key_var_perm[32]=key_i_var[61]; |
|
key_var_perm[31]=key_i_var[4];key_var_perm[30]=key_i_var[12];key_var_perm[29]=key_i_var[20];key_var_perm[28]=key_i_var[28]; |
key_var_perm[27]=key_i_var[1];key_var_perm[26]=key_i_var[9];key_var_perm[25]=key_i_var[17];key_var_perm[24]=key_i_var[25]; |
|
key_var_perm[23]=key_i_var[33];key_var_perm[22]=key_i_var[41];key_var_perm[21]=key_i_var[49];key_var_perm[20]=key_i_var[57]; |
key_var_perm[19]=key_i_var[2];key_var_perm[18]=key_i_var[10];key_var_perm[17]=key_i_var[18];key_var_perm[16]=key_i_var[26]; |
|
key_var_perm[15]=key_i_var[34];key_var_perm[14]=key_i_var[42];key_var_perm[13]=key_i_var[50];key_var_perm[12]=key_i_var[58]; |
key_var_perm[11]=key_i_var[3];key_var_perm[10]=key_i_var[11];key_var_perm[9]=key_i_var[19];key_var_perm[8]=key_i_var[27]; |
|
key_var_perm[7]=key_i_var[35];key_var_perm[6]=key_i_var[43];key_var_perm[5]=key_i_var[51];key_var_perm[4]=key_i_var[59]; |
key_var_perm[3]=key_i_var[36];key_var_perm[2]=key_i_var[44];key_var_perm[1]=key_i_var[52];key_var_perm[0]=key_i_var[60]; |
|
|
data_i_var=data_i; |
L_i_var[31]=data_i_var[6];L_i_var[30]=data_i_var[14];L_i_var[29]=data_i_var[22];L_i_var[28]=data_i_var[30]; |
L_i_var[27]=data_i_var[38];L_i_var[26]=data_i_var[46];L_i_var[25]=data_i_var[54];L_i_var[24]=data_i_var[62]; |
|
L_i_var[23]=data_i_var[4];L_i_var[22]=data_i_var[12];L_i_var[21]=data_i_var[20];L_i_var[20]=data_i_var[28]; |
L_i_var[19]=data_i_var[36];L_i_var[18]=data_i_var[44];L_i_var[17]=data_i_var[52];L_i_var[16]=data_i_var[60]; |
|
L_i_var[15]=data_i_var[2];L_i_var[14]=data_i_var[10];L_i_var[13]=data_i_var[18];L_i_var[12]=data_i_var[26]; |
L_i_var[11]=data_i_var[34];L_i_var[10]=data_i_var[42];L_i_var[9]=data_i_var[50];L_i_var[8]=data_i_var[58]; |
|
L_i_var[7]=data_i_var[0];L_i_var[6]=data_i_var[8];L_i_var[5]=data_i_var[16];L_i_var[4]=data_i_var[24]; |
L_i_var[3]=data_i_var[32];L_i_var[2]=data_i_var[40];L_i_var[1]=data_i_var[48];L_i_var[0]=data_i_var[56]; |
|
R_i_var[31]=data_i_var[7];R_i_var[30]=data_i_var[15];R_i_var[29]=data_i_var[23];R_i_var[28]=data_i_var[31]; |
R_i_var[27]=data_i_var[39];R_i_var[26]=data_i_var[47];R_i_var[25]=data_i_var[55];R_i_var[24]=data_i_var[63]; |
|
R_i_var[23]=data_i_var[5];R_i_var[22]=data_i_var[13];R_i_var[21]=data_i_var[21];R_i_var[20]=data_i_var[29]; |
R_i_var[19]=data_i_var[37];R_i_var[18]=data_i_var[45];R_i_var[17]=data_i_var[53];R_i_var[16]=data_i_var[61]; |
|
R_i_var[15]=data_i_var[3];R_i_var[14]=data_i_var[11];R_i_var[13]=data_i_var[19];R_i_var[12]=data_i_var[27]; |
R_i_var[11]=data_i_var[35];R_i_var[10]=data_i_var[43];R_i_var[9]=data_i_var[51];R_i_var[8]=data_i_var[59]; |
|
R_i_var[7]=data_i_var[1];R_i_var[6]=data_i_var[9];R_i_var[5]=data_i_var[17];R_i_var[4]=data_i_var[25]; |
R_i_var[3]=data_i_var[33];R_i_var[2]=data_i_var[41];R_i_var[1]=data_i_var[49];R_i_var[0]=data_i_var[57]; |
|
|
|
data_o_var_t[63:32]=stage1_R_o; |
data_o_var_t[31:0]=stage1_L_o; |
|
data_o_var[63]=data_o_var_t[24];data_o_var[62]=data_o_var_t[56];data_o_var[61]=data_o_var_t[16];data_o_var[60]=data_o_var_t[48]; |
data_o_var[59]=data_o_var_t[8];data_o_var[58]=data_o_var_t[40];data_o_var[57]=data_o_var_t[0];data_o_var[56]=data_o_var_t[32]; |
|
data_o_var[55]=data_o_var_t[25];data_o_var[54]=data_o_var_t[57];data_o_var[53]=data_o_var_t[17];data_o_var[52]=data_o_var_t[49]; |
data_o_var[51]=data_o_var_t[9];data_o_var[50]=data_o_var_t[41];data_o_var[49]=data_o_var_t[1];data_o_var[48]=data_o_var_t[33]; |
|
data_o_var[47]=data_o_var_t[26];data_o_var[46]=data_o_var_t[58];data_o_var[45]=data_o_var_t[18];data_o_var[44]=data_o_var_t[50]; |
data_o_var[43]=data_o_var_t[10];data_o_var[42]=data_o_var_t[42];data_o_var[41]=data_o_var_t[2];data_o_var[40]=data_o_var_t[34]; |
|
data_o_var[39]=data_o_var_t[27];data_o_var[38]=data_o_var_t[59];data_o_var[37]=data_o_var_t[19];data_o_var[36]=data_o_var_t[51]; |
data_o_var[35]=data_o_var_t[11];data_o_var[34]=data_o_var_t[43];data_o_var[33]=data_o_var_t[3];data_o_var[32]=data_o_var_t[35]; |
|
data_o_var[31]=data_o_var_t[28];data_o_var[30]=data_o_var_t[60];data_o_var[29]=data_o_var_t[20];data_o_var[28]=data_o_var_t[52]; |
data_o_var[27]=data_o_var_t[12];data_o_var[26]=data_o_var_t[44];data_o_var[25]=data_o_var_t[4];data_o_var[24]=data_o_var_t[36]; |
|
data_o_var[23]=data_o_var_t[29];data_o_var[22]=data_o_var_t[61];data_o_var[21]=data_o_var_t[21];data_o_var[20]=data_o_var_t[53]; |
data_o_var[19]=data_o_var_t[13];data_o_var[18]=data_o_var_t[45];data_o_var[17]=data_o_var_t[5];data_o_var[16]=data_o_var_t[37]; |
|
data_o_var[15]=data_o_var_t[30];data_o_var[14]=data_o_var_t[62];data_o_var[13]=data_o_var_t[22];data_o_var[12]=data_o_var_t[54]; |
data_o_var[11]=data_o_var_t[14];data_o_var[10]=data_o_var_t[46];data_o_var[9]=data_o_var_t[6];data_o_var[8]=data_o_var_t[38]; |
|
data_o_var[7]=data_o_var_t[31];data_o_var[6]=data_o_var_t[63];data_o_var[5]=data_o_var_t[23];data_o_var[4]=data_o_var_t[55]; |
data_o_var[3]=data_o_var_t[15];data_o_var[2]=data_o_var_t[47];data_o_var[1]=data_o_var_t[7];data_o_var[0]=data_o_var_t[39]; |
|
next_data_o = (data_o_var); |
|
stage1_iteration_i = (stage1_iter); |
|
next_ready_o = (0); |
stage1_L_i = (stage1_L_o); |
stage1_R_i = (stage1_R_o); |
stage1_round_key_i = (stage1_round_key_o); |
|
case(stage1_iter) |
|
0: |
begin |
if(load_i) |
begin |
next_stage1_iter = (1); |
stage1_L_i = (L_i_var); |
stage1_R_i = (R_i_var); |
stage1_round_key_i = (key_var_perm); |
next_data_ready = (0); |
end |
else if (!data_ready) |
begin |
|
next_stage1_iter = (0); |
next_ready_o = (1); |
next_data_ready = (1); |
end |
end |
|
15: |
next_stage1_iter = (0); |
|
default: |
next_stage1_iter = (stage1_iter+1); |
|
endcase |
|
|
end |
|
endmodule |
/trunk/rtl/verilog/key_gen.v
0,0 → 1,189
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Key generator //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Generate the next key from the previous one //// |
//// //// |
//// Generated automatically using SystemC to Verilog translator //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
module key_gen(previous_key,iteration,decrypt,non_perm_key,new_key); |
|
input [55:0] previous_key; |
input [3:0] iteration; |
input decrypt; |
output [55:0] non_perm_key; |
output [47:0] new_key; |
|
reg [55:0] non_perm_key; |
reg [47:0] new_key; |
|
|
reg prev0,prev1; |
reg[55:0] prev_key_var,non_perm_key_var; |
reg[47:0] new_key_var; |
reg[27:0] semi_key; |
|
|
always @( previous_key or iteration or decrypt) |
|
begin |
|
|
|
prev_key_var=previous_key; |
new_key_var=0; |
new_key = (0); |
non_perm_key_var=0; |
non_perm_key = (0); |
|
if(!decrypt) |
begin |
case(iteration) |
|
0, 1, 8, 15: |
begin |
semi_key=prev_key_var[55:28]; |
prev0=semi_key[27]; |
semi_key=semi_key<<1; |
semi_key[0]=prev0; |
non_perm_key_var[55:28]=semi_key; |
semi_key=prev_key_var[27:0]; |
prev0=semi_key[27]; |
semi_key=semi_key<<1; |
semi_key[0]=prev0; |
non_perm_key_var[27:0]=semi_key; |
end |
default: |
begin |
semi_key=prev_key_var[55:28]; |
prev0=semi_key[27]; |
prev1=semi_key[26]; |
semi_key=semi_key<<2; |
semi_key[1]=prev0; |
semi_key[0]=prev1; |
non_perm_key_var[55:28]=semi_key; |
semi_key=prev_key_var[27:0]; |
prev0=semi_key[27]; |
prev1=semi_key[26]; |
semi_key=semi_key<<2; |
semi_key[1]=prev0; |
semi_key[0]=prev1; |
non_perm_key_var[27:0]=semi_key; |
end |
|
endcase |
end |
else |
begin |
case(iteration) |
|
0: |
begin |
semi_key=prev_key_var[55:28]; |
non_perm_key_var[55:28]=semi_key; |
semi_key=prev_key_var[27:0]; |
non_perm_key_var[27:0]=semi_key; |
end |
1, 8, 15: |
begin |
semi_key=prev_key_var[55:28]; |
prev0=semi_key[0]; |
semi_key=semi_key>>1; |
semi_key[27]=prev0; |
non_perm_key_var[55:28]=semi_key; |
semi_key=prev_key_var[27:0]; |
prev0=semi_key[0]; |
semi_key=semi_key>>1; |
semi_key[27]=prev0; |
non_perm_key_var[27:0]=semi_key; |
end |
default: |
begin |
semi_key=prev_key_var[55:28]; |
prev0=semi_key[0]; |
prev1=semi_key[1]; |
semi_key=semi_key>>2; |
semi_key[26]=prev0; |
semi_key[27]=prev1; |
non_perm_key_var[55:28]=semi_key; |
semi_key=prev_key_var[27:0]; |
prev0=semi_key[0]; |
prev1=semi_key[1]; |
semi_key=semi_key>>2; |
semi_key[26]=prev0; |
semi_key[27]=prev1; |
non_perm_key_var[27:0]=semi_key; |
end |
|
endcase |
end |
|
|
non_perm_key = (non_perm_key_var); |
|
|
new_key_var[47]=non_perm_key_var[42]; new_key_var[46]=non_perm_key_var[39]; new_key_var[45]=non_perm_key_var[45]; new_key_var[44]=non_perm_key_var[32]; |
new_key_var[43]=non_perm_key_var[55]; new_key_var[42]=non_perm_key_var[51]; new_key_var[41]=non_perm_key_var[53]; new_key_var[40]=non_perm_key_var[28]; |
|
new_key_var[39]=non_perm_key_var[41]; new_key_var[38]=non_perm_key_var[50]; new_key_var[37]=non_perm_key_var[35]; new_key_var[36]=non_perm_key_var[46]; |
new_key_var[35]=non_perm_key_var[33]; new_key_var[34]=non_perm_key_var[37]; new_key_var[33]=non_perm_key_var[44]; new_key_var[32]=non_perm_key_var[52]; |
|
new_key_var[31]=non_perm_key_var[30]; new_key_var[30]=non_perm_key_var[48]; new_key_var[29]=non_perm_key_var[40]; new_key_var[28]=non_perm_key_var[49]; |
new_key_var[27]=non_perm_key_var[29]; new_key_var[26]=non_perm_key_var[36]; new_key_var[25]=non_perm_key_var[43]; new_key_var[24]=non_perm_key_var[54]; |
|
new_key_var[23]=non_perm_key_var[15]; new_key_var[22]=non_perm_key_var[4]; new_key_var[21]=non_perm_key_var[25]; new_key_var[20]=non_perm_key_var[19]; |
new_key_var[19]=non_perm_key_var[9]; new_key_var[18]=non_perm_key_var[1]; new_key_var[17]=non_perm_key_var[26]; new_key_var[16]=non_perm_key_var[16]; |
|
new_key_var[15]=non_perm_key_var[5]; new_key_var[14]=non_perm_key_var[11]; new_key_var[13]=non_perm_key_var[23]; new_key_var[12]=non_perm_key_var[8]; |
new_key_var[11]=non_perm_key_var[12]; new_key_var[10]=non_perm_key_var[7]; new_key_var[9]=non_perm_key_var[17]; new_key_var[8]=non_perm_key_var[0]; |
|
new_key_var[7]=non_perm_key_var[22]; new_key_var[6]=non_perm_key_var[3]; new_key_var[5]=non_perm_key_var[10]; new_key_var[4]=non_perm_key_var[14]; |
new_key_var[3]=non_perm_key_var[6]; new_key_var[2]=non_perm_key_var[20]; new_key_var[1]=non_perm_key_var[27]; new_key_var[0]=non_perm_key_var[24]; |
|
new_key = (new_key_var); |
|
|
end |
|
endmodule |
/trunk/rtl/verilog/desround.v
0,0 → 1,220
////////////////////////////////////////////////////////////////////// |
//// //// |
//// DES Round //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Performs a round of DES algorithm //// |
//// //// |
//// Generated automatically using SystemC to Verilog translator //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
module desround(clk,reset,iteration_i,decrypt_i,R_i,L_i,Key_i,R_o,L_o,Key_o,s1_o,s2_o,s3_o,s4_o,s5_o,s6_o,s7_o,s8_o,s1_i,s2_i,s3_i,s4_i,s5_i,s6_i,s7_i,s8_i); |
|
input clk; |
input reset; |
input [3:0] iteration_i; |
input decrypt_i; |
input [31:0] R_i; |
input [31:0] L_i; |
input [55:0] Key_i; |
output [31:0] R_o; |
output [31:0] L_o; |
output [55:0] Key_o; |
output [5:0] s1_o; |
output [5:0] s2_o; |
output [5:0] s3_o; |
output [5:0] s4_o; |
output [5:0] s5_o; |
output [5:0] s6_o; |
output [5:0] s7_o; |
output [5:0] s8_o; |
input [3:0] s1_i; |
input [3:0] s2_i; |
input [3:0] s3_i; |
input [3:0] s4_i; |
input [3:0] s5_i; |
input [3:0] s6_i; |
input [3:0] s7_i; |
input [3:0] s8_i; |
|
reg [31:0] R_o; |
reg [31:0] L_o; |
reg [55:0] Key_o; |
reg [5:0] s1_o; |
reg [5:0] s2_o; |
reg [5:0] s3_o; |
reg [5:0] s4_o; |
reg [5:0] s5_o; |
reg [5:0] s6_o; |
reg [5:0] s7_o; |
reg [5:0] s8_o; |
|
|
|
reg [55:0] previous_key; |
|
reg [3:0] iteration; |
|
reg decrypt; |
|
|
|
wire [55:0] non_perm_key; |
|
|
|
wire [47:0] new_key; |
|
reg [31:0] next_R; |
|
reg [31:0] expanRSig; |
|
reg[47:0] expandedR; |
reg[47:0] round_key; |
reg[47:0] KER; |
reg[31:0] R_i_var; |
|
reg[31:0] Soutput; |
reg[31:0] f; |
|
|
key_gen kg1 (.previous_key(previous_key), .iteration(iteration), .decrypt(decrypt), .new_key(new_key), .non_perm_key(non_perm_key)); |
|
always @(posedge clk or negedge reset) |
|
begin |
|
|
if(!reset) |
begin |
|
L_o = (0); |
R_o = (0); |
Key_o = (0); |
|
end |
else |
begin |
|
L_o = (R_i); |
R_o = (next_R); |
Key_o = (non_perm_key); |
|
end |
|
end |
|
always @( R_i or L_i or Key_i or iteration_i or decrypt_i or new_key or s1_i or s2_i or s3_i or s4_i or s5_i or s6_i or s7_i or s8_i) |
|
begin |
|
R_i_var=R_i; |
|
|
expandedR[47]=R_i_var[0]; expandedR[46]=R_i_var[31]; expandedR[45]=R_i_var[30]; expandedR[44]=R_i_var[29]; |
expandedR[43]=R_i_var[28]; expandedR[42]=R_i_var[27]; expandedR[41]=R_i_var[28]; expandedR[40]=R_i_var[27]; |
|
expandedR[39]=R_i_var[26]; expandedR[38]=R_i_var[25]; expandedR[37]=R_i_var[24]; expandedR[36]=R_i_var[23]; |
expandedR[35]=R_i_var[24]; expandedR[34]=R_i_var[23]; expandedR[33]=R_i_var[22]; expandedR[32]=R_i_var[21]; |
|
expandedR[31]=R_i_var[20]; expandedR[30]=R_i_var[19]; expandedR[29]=R_i_var[20]; expandedR[28]=R_i_var[19]; |
expandedR[27]=R_i_var[18]; expandedR[26]=R_i_var[17]; expandedR[25]=R_i_var[16]; expandedR[24]=R_i_var[15]; |
|
expandedR[23]=R_i_var[16]; expandedR[22]=R_i_var[15]; expandedR[21]=R_i_var[14]; expandedR[20]=R_i_var[13]; |
expandedR[19]=R_i_var[12]; expandedR[18]=R_i_var[11]; expandedR[17]=R_i_var[12]; expandedR[16]=R_i_var[11]; |
|
expandedR[15]=R_i_var[10]; expandedR[14]=R_i_var[9]; expandedR[13]=R_i_var[8]; expandedR[12]=R_i_var[7]; |
expandedR[11]=R_i_var[8]; expandedR[10]=R_i_var[7]; expandedR[9]=R_i_var[6]; expandedR[8]=R_i_var[5]; |
|
expandedR[7]=R_i_var[4]; expandedR[6]=R_i_var[3]; expandedR[5]=R_i_var[4]; expandedR[4]=R_i_var[3]; |
expandedR[3]=R_i_var[2]; expandedR[2]=R_i_var[1]; expandedR[1]=R_i_var[0]; expandedR[0]=R_i_var[31]; |
|
|
previous_key = (Key_i); |
iteration = (iteration_i); |
decrypt = (decrypt_i); |
|
round_key=new_key; |
|
KER=expandedR^round_key; |
|
|
s1_o = (KER[47:42]); |
s2_o = (KER[41:36]); |
s3_o = (KER[35:30]); |
s4_o = (KER[29:24]); |
s5_o = (KER[23:18]); |
s6_o = (KER[17:12]); |
s7_o = (KER[11:6]); |
s8_o = (KER[5:0]); |
|
Soutput[31:28]=s1_i; |
Soutput[27:24]=s2_i; |
Soutput[23:20]=s3_i; |
Soutput[19:16]=s4_i; |
Soutput[15:12]=s5_i; |
Soutput[11:8]=s6_i; |
Soutput[7:4]=s7_i; |
Soutput[3:0]=s8_i; |
|
|
|
f[31]=Soutput[16]; f[30]=Soutput[25]; f[29]=Soutput[12]; f[28]=Soutput[11]; |
f[27]=Soutput[3]; f[26]=Soutput[20]; f[25]=Soutput[4]; f[24]=Soutput[15]; |
|
f[23]=Soutput[31]; f[22]=Soutput[17]; f[21]=Soutput[9]; f[20]=Soutput[6]; |
f[19]=Soutput[27]; f[18]=Soutput[14]; f[17]=Soutput[1]; f[16]=Soutput[22]; |
|
f[15]=Soutput[30]; f[14]=Soutput[24]; f[13]=Soutput[8]; f[12]=Soutput[18]; |
f[11]=Soutput[0]; f[10]=Soutput[5]; f[9]=Soutput[29]; f[8]=Soutput[23]; |
|
f[7]=Soutput[13]; f[6]=Soutput[19]; f[5]=Soutput[2]; f[4]=Soutput[26]; |
f[3]=Soutput[10]; f[2]=Soutput[21]; f[1]=Soutput[28]; f[0]=Soutput[7]; |
|
next_R = (L_i^f); |
|
expanRSig = (L_i^f); |
|
|
end |
|
endmodule |
/trunk/rtl/verilog/s1.v
0,0 → 1,134
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 1 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// Generated automatically using SystemC to Verilog translator //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
module s1(stage1_input,stage1_output); |
input [5:0] stage1_input; |
output [3:0] stage1_output; |
|
reg [3:0] stage1_output; |
|
|
|
always @( stage1_input) |
|
begin |
|
|
case(stage1_input) |
0: stage1_output = (14); |
1: stage1_output = (0); |
2: stage1_output = (4); |
3: stage1_output = (15); |
4: stage1_output = (13); |
5: stage1_output = (7); |
6: stage1_output = (1); |
7: stage1_output = (4); |
8: stage1_output = (2); |
9: stage1_output = (14); |
10: stage1_output = (15); |
11: stage1_output = (2); |
12: stage1_output = (11); |
13: stage1_output = (13); |
14: stage1_output = (8); |
15: stage1_output = (1); |
16: stage1_output = (3); |
17: stage1_output = (10); |
18: stage1_output = (10); |
19: stage1_output = (6); |
20: stage1_output = (6); |
21: stage1_output = (12); |
22: stage1_output = (12); |
23: stage1_output = (11); |
24: stage1_output = (5); |
25: stage1_output = (9); |
26: stage1_output = (9); |
27: stage1_output = (5); |
28: stage1_output = (0); |
29: stage1_output = (3); |
30: stage1_output = (7); |
31: stage1_output = (8); |
32: stage1_output = (4); |
33: stage1_output = (15); |
34: stage1_output = (1); |
35: stage1_output = (12); |
36: stage1_output = (14); |
37: stage1_output = (8); |
38: stage1_output = (8); |
39: stage1_output = (2); |
40: stage1_output = (13); |
41: stage1_output = (4); |
42: stage1_output = (6); |
43: stage1_output = (9); |
44: stage1_output = (2); |
45: stage1_output = (1); |
46: stage1_output = (11); |
47: stage1_output = (7); |
48: stage1_output = (15); |
49: stage1_output = (5); |
50: stage1_output = (12); |
51: stage1_output = (11); |
52: stage1_output = (9); |
53: stage1_output = (3); |
54: stage1_output = (7); |
55: stage1_output = (14); |
56: stage1_output = (3); |
57: stage1_output = (10); |
58: stage1_output = (10); |
59: stage1_output = (0); |
60: stage1_output = (5); |
61: stage1_output = (6); |
62: stage1_output = (0); |
63: stage1_output = (13); |
|
endcase |
|
|
end |
|
endmodule |
/trunk/rtl/verilog/s2.v
0,0 → 1,134
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 2 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// Generated automatically using SystemC to Verilog translator //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
module s2(stage1_input,stage1_output); |
input [5:0] stage1_input; |
output [3:0] stage1_output; |
|
reg [3:0] stage1_output; |
|
|
|
always @( stage1_input) |
|
begin |
|
|
case(stage1_input) |
0: stage1_output = (15); |
1: stage1_output = (3); |
2: stage1_output = (1); |
3: stage1_output = (13); |
4: stage1_output = (8); |
5: stage1_output = (4); |
6: stage1_output = (14); |
7: stage1_output = (7); |
8: stage1_output = (6); |
9: stage1_output = (15); |
10: stage1_output = (11); |
11: stage1_output = (2); |
12: stage1_output = (3); |
13: stage1_output = (8); |
14: stage1_output = (4); |
15: stage1_output = (14); |
16: stage1_output = (9); |
17: stage1_output = (12); |
18: stage1_output = (7); |
19: stage1_output = (0); |
20: stage1_output = (2); |
21: stage1_output = (1); |
22: stage1_output = (13); |
23: stage1_output = (10); |
24: stage1_output = (12); |
25: stage1_output = (6); |
26: stage1_output = (0); |
27: stage1_output = (9); |
28: stage1_output = (5); |
29: stage1_output = (11); |
30: stage1_output = (10); |
31: stage1_output = (5); |
32: stage1_output = (0); |
33: stage1_output = (13); |
34: stage1_output = (14); |
35: stage1_output = (8); |
36: stage1_output = (7); |
37: stage1_output = (10); |
38: stage1_output = (11); |
39: stage1_output = (1); |
40: stage1_output = (10); |
41: stage1_output = (3); |
42: stage1_output = (4); |
43: stage1_output = (15); |
44: stage1_output = (13); |
45: stage1_output = (4); |
46: stage1_output = (1); |
47: stage1_output = (2); |
48: stage1_output = (5); |
49: stage1_output = (11); |
50: stage1_output = (8); |
51: stage1_output = (6); |
52: stage1_output = (12); |
53: stage1_output = (7); |
54: stage1_output = (6); |
55: stage1_output = (12); |
56: stage1_output = (9); |
57: stage1_output = (0); |
58: stage1_output = (3); |
59: stage1_output = (5); |
60: stage1_output = (2); |
61: stage1_output = (14); |
62: stage1_output = (15); |
63: stage1_output = (9); |
|
endcase |
|
|
end |
|
endmodule |
/trunk/rtl/verilog/s3.v
0,0 → 1,135
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 3 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// Generated automatically using SystemC to Verilog translator //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
module s3(stage1_input,stage1_output); |
input [5:0] stage1_input; |
output [3:0] stage1_output; |
|
reg [3:0] stage1_output; |
|
|
|
always @( stage1_input) |
|
begin |
|
case(stage1_input) |
|
0: stage1_output = (10); |
1: stage1_output = (13); |
2: stage1_output = (0); |
3: stage1_output = (7); |
4: stage1_output = (9); |
5: stage1_output = (0); |
6: stage1_output = (14); |
7: stage1_output = (9); |
8: stage1_output = (6); |
9: stage1_output = (3); |
10: stage1_output = (3); |
11: stage1_output = (4); |
12: stage1_output = (15); |
13: stage1_output = (6); |
14: stage1_output = (5); |
15: stage1_output = (10); |
16: stage1_output = (1); |
17: stage1_output = (2); |
18: stage1_output = (13); |
19: stage1_output = (8); |
20: stage1_output = (12); |
21: stage1_output = (5); |
22: stage1_output = (7); |
23: stage1_output = (14); |
24: stage1_output = (11); |
25: stage1_output = (12); |
26: stage1_output = (4); |
27: stage1_output = (11); |
28: stage1_output = (2); |
29: stage1_output = (15); |
30: stage1_output = (8); |
31: stage1_output = (1); |
32: stage1_output = (13); |
33: stage1_output = (1); |
34: stage1_output = (6); |
35: stage1_output = (10); |
36: stage1_output = (4); |
37: stage1_output = (13); |
38: stage1_output = (9); |
39: stage1_output = (0); |
40: stage1_output = (8); |
41: stage1_output = (6); |
42: stage1_output = (15); |
43: stage1_output = (9); |
44: stage1_output = (3); |
45: stage1_output = (8); |
46: stage1_output = (0); |
47: stage1_output = (7); |
48: stage1_output = (11); |
49: stage1_output = (4); |
50: stage1_output = (1); |
51: stage1_output = (15); |
52: stage1_output = (2); |
53: stage1_output = (14); |
54: stage1_output = (12); |
55: stage1_output = (3); |
56: stage1_output = (5); |
57: stage1_output = (11); |
58: stage1_output = (10); |
59: stage1_output = (5); |
60: stage1_output = (14); |
61: stage1_output = (2); |
62: stage1_output = (7); |
63: stage1_output = (12); |
|
endcase |
|
|
|
end |
|
endmodule |
/trunk/rtl/verilog/s4.v
0,0 → 1,135
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 4 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// Generated automatically using SystemC to Verilog translator //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
module s4(stage1_input,stage1_output); |
input [5:0] stage1_input; |
output [3:0] stage1_output; |
|
reg [3:0] stage1_output; |
|
|
|
always @( stage1_input) |
|
begin |
|
case(stage1_input) |
|
0: stage1_output = (7); |
1: stage1_output = (13); |
2: stage1_output = (13); |
3: stage1_output = (8); |
4: stage1_output = (14); |
5: stage1_output = (11); |
6: stage1_output = (3); |
7: stage1_output = (5); |
8: stage1_output = (0); |
9: stage1_output = (6); |
10: stage1_output = (6); |
11: stage1_output = (15); |
12: stage1_output = (9); |
13: stage1_output = (0); |
14: stage1_output = (10); |
15: stage1_output = (3); |
16: stage1_output = (1); |
17: stage1_output = (4); |
18: stage1_output = (2); |
19: stage1_output = (7); |
20: stage1_output = (8); |
21: stage1_output = (2); |
22: stage1_output = (5); |
23: stage1_output = (12); |
24: stage1_output = (11); |
25: stage1_output = (1); |
26: stage1_output = (12); |
27: stage1_output = (10); |
28: stage1_output = (4); |
29: stage1_output = (14); |
30: stage1_output = (15); |
31: stage1_output = (9); |
32: stage1_output = (10); |
33: stage1_output = (3); |
34: stage1_output = (6); |
35: stage1_output = (15); |
36: stage1_output = (9); |
37: stage1_output = (0); |
38: stage1_output = (0); |
39: stage1_output = (6); |
40: stage1_output = (12); |
41: stage1_output = (10); |
42: stage1_output = (11); |
43: stage1_output = (1); |
44: stage1_output = (7); |
45: stage1_output = (13); |
46: stage1_output = (13); |
47: stage1_output = (8); |
48: stage1_output = (15); |
49: stage1_output = (9); |
50: stage1_output = (1); |
51: stage1_output = (4); |
52: stage1_output = (3); |
53: stage1_output = (5); |
54: stage1_output = (14); |
55: stage1_output = (11); |
56: stage1_output = (5); |
57: stage1_output = (12); |
58: stage1_output = (2); |
59: stage1_output = (7); |
60: stage1_output = (8); |
61: stage1_output = (2); |
62: stage1_output = (4); |
63: stage1_output = (14); |
|
endcase |
|
|
|
end |
|
endmodule |
/trunk/rtl/verilog/s5.v
0,0 → 1,136
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 5 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// Generated automatically using SystemC to Verilog translator //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
module s5(stage1_input,stage1_output); |
input [5:0] stage1_input; |
output [3:0] stage1_output; |
|
reg [3:0] stage1_output; |
|
|
|
always @( stage1_input) |
|
begin |
|
case(stage1_input) |
|
0: stage1_output = (2); |
1: stage1_output = (14); |
2: stage1_output = (12); |
3: stage1_output = (11); |
4: stage1_output = (4); |
5: stage1_output = (2); |
6: stage1_output = (1); |
7: stage1_output = (12); |
8: stage1_output = (7); |
9: stage1_output = (4); |
10: stage1_output = (10); |
11: stage1_output = (7); |
12: stage1_output = (11); |
13: stage1_output = (13); |
14: stage1_output = (6); |
15: stage1_output = (1); |
16: stage1_output = (8); |
17: stage1_output = (5); |
18: stage1_output = (5); |
19: stage1_output = (0); |
20: stage1_output = (3); |
21: stage1_output = (15); |
22: stage1_output = (15); |
23: stage1_output = (10); |
24: stage1_output = (13); |
25: stage1_output = (3); |
26: stage1_output = (0); |
27: stage1_output = (9); |
28: stage1_output = (14); |
29: stage1_output = (8); |
30: stage1_output = (9); |
31: stage1_output = (6); |
32: stage1_output = (4); |
33: stage1_output = (11); |
34: stage1_output = (2); |
35: stage1_output = (8); |
36: stage1_output = (1); |
37: stage1_output = (12); |
38: stage1_output = (11); |
39: stage1_output = (7); |
40: stage1_output = (10); |
41: stage1_output = (1); |
42: stage1_output = (13); |
43: stage1_output = (14); |
44: stage1_output = (7); |
45: stage1_output = (2); |
46: stage1_output = (8); |
47: stage1_output = (13); |
48: stage1_output = (15); |
49: stage1_output = (6); |
50: stage1_output = (9); |
51: stage1_output = (15); |
52: stage1_output = (12); |
53: stage1_output = (0); |
54: stage1_output = (5); |
55: stage1_output = (9); |
56: stage1_output = (6); |
57: stage1_output = (10); |
58: stage1_output = (3); |
59: stage1_output = (4); |
60: stage1_output = (0); |
61: stage1_output = (5); |
62: stage1_output = (14); |
63: stage1_output = (3); |
|
endcase |
|
|
|
|
end |
|
endmodule |
/trunk/rtl/verilog/s6.v
0,0 → 1,136
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 6 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// Generated automatically using SystemC to Verilog translator //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
|
module s6(stage1_input,stage1_output); |
input [5:0] stage1_input; |
output [3:0] stage1_output; |
|
reg [3:0] stage1_output; |
|
|
|
always @( stage1_input) |
|
begin |
|
case(stage1_input) |
|
0: stage1_output = (12); |
1: stage1_output = (10); |
2: stage1_output = (1); |
3: stage1_output = (15); |
4: stage1_output = (10); |
5: stage1_output = (4); |
6: stage1_output = (15); |
7: stage1_output = (2); |
8: stage1_output = (9); |
9: stage1_output = (7); |
10: stage1_output = (2); |
11: stage1_output = (12); |
12: stage1_output = (6); |
13: stage1_output = (9); |
14: stage1_output = (8); |
15: stage1_output = (5); |
16: stage1_output = (0); |
17: stage1_output = (6); |
18: stage1_output = (13); |
19: stage1_output = (1); |
20: stage1_output = (3); |
21: stage1_output = (13); |
22: stage1_output = (4); |
23: stage1_output = (14); |
24: stage1_output = (14); |
25: stage1_output = (0); |
26: stage1_output = (7); |
27: stage1_output = (11); |
28: stage1_output = (5); |
29: stage1_output = (3); |
30: stage1_output = (11); |
31: stage1_output = (8); |
32: stage1_output = (9); |
33: stage1_output = (4); |
34: stage1_output = (14); |
35: stage1_output = (3); |
36: stage1_output = (15); |
37: stage1_output = (2); |
38: stage1_output = (5); |
39: stage1_output = (12); |
40: stage1_output = (2); |
41: stage1_output = (9); |
42: stage1_output = (8); |
43: stage1_output = (5); |
44: stage1_output = (12); |
45: stage1_output = (15); |
46: stage1_output = (3); |
47: stage1_output = (10); |
48: stage1_output = (7); |
49: stage1_output = (11); |
50: stage1_output = (0); |
51: stage1_output = (14); |
52: stage1_output = (4); |
53: stage1_output = (1); |
54: stage1_output = (10); |
55: stage1_output = (7); |
56: stage1_output = (1); |
57: stage1_output = (6); |
58: stage1_output = (13); |
59: stage1_output = (0); |
60: stage1_output = (11); |
61: stage1_output = (8); |
62: stage1_output = (6); |
63: stage1_output = (13); |
|
endcase |
|
|
|
|
end |
|
endmodule |
/trunk/rtl/verilog/s7.v
0,0 → 1,135
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 7 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// Generated automatically using SystemC to Verilog translator //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
module s7(stage1_input,stage1_output); |
input [5:0] stage1_input; |
output [3:0] stage1_output; |
|
reg [3:0] stage1_output; |
|
|
|
always @( stage1_input) |
|
begin |
|
case(stage1_input) |
|
0: stage1_output = (4); |
1: stage1_output = (13); |
2: stage1_output = (11); |
3: stage1_output = (0); |
4: stage1_output = (2); |
5: stage1_output = (11); |
6: stage1_output = (14); |
7: stage1_output = (7); |
8: stage1_output = (15); |
9: stage1_output = (4); |
10: stage1_output = (0); |
11: stage1_output = (9); |
12: stage1_output = (8); |
13: stage1_output = (1); |
14: stage1_output = (13); |
15: stage1_output = (10); |
16: stage1_output = (3); |
17: stage1_output = (14); |
18: stage1_output = (12); |
19: stage1_output = (3); |
20: stage1_output = (9); |
21: stage1_output = (5); |
22: stage1_output = (7); |
23: stage1_output = (12); |
24: stage1_output = (5); |
25: stage1_output = (2); |
26: stage1_output = (10); |
27: stage1_output = (15); |
28: stage1_output = (6); |
29: stage1_output = (8); |
30: stage1_output = (1); |
31: stage1_output = (6); |
32: stage1_output = (1); |
33: stage1_output = (6); |
34: stage1_output = (4); |
35: stage1_output = (11); |
36: stage1_output = (11); |
37: stage1_output = (13); |
38: stage1_output = (13); |
39: stage1_output = (8); |
40: stage1_output = (12); |
41: stage1_output = (1); |
42: stage1_output = (3); |
43: stage1_output = (4); |
44: stage1_output = (7); |
45: stage1_output = (10); |
46: stage1_output = (14); |
47: stage1_output = (7); |
48: stage1_output = (10); |
49: stage1_output = (9); |
50: stage1_output = (15); |
51: stage1_output = (5); |
52: stage1_output = (6); |
53: stage1_output = (0); |
54: stage1_output = (8); |
55: stage1_output = (15); |
56: stage1_output = (0); |
57: stage1_output = (14); |
58: stage1_output = (5); |
59: stage1_output = (2); |
60: stage1_output = (9); |
61: stage1_output = (3); |
62: stage1_output = (2); |
63: stage1_output = (12); |
|
endcase |
|
|
|
|
end |
|
endmodule |
/trunk/rtl/verilog/s8.v
0,0 → 1,134
////////////////////////////////////////////////////////////////////// |
//// //// |
//// SBOX 8 //// |
//// //// |
//// This file is part of the SystemC DES //// |
//// //// |
//// Description: //// |
//// Sbox of DES algorithm //// |
//// //// |
//// Generated automatically using SystemC to Verilog translator //// |
//// //// |
//// To Do: //// |
//// - done //// |
//// //// |
//// Author(s): //// |
//// - Javier Castillo, jcastilo@opencores.org //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
//// //// |
//// Copyright (C) 2000 Authors and OPENCORES.ORG //// |
//// //// |
//// This source file may be used and distributed without //// |
//// restriction provided that this copyright statement is not //// |
//// removed from the file and that any derivative work contains //// |
//// the original copyright notice and the associated disclaimer. //// |
//// //// |
//// This source file is free software; you can redistribute it //// |
//// and/or modify it under the terms of the GNU Lesser General //// |
//// Public License as published by the Free Software Foundation; //// |
//// either version 2.1 of the License, or (at your option) any //// |
//// later version. //// |
//// //// |
//// This source is distributed in the hope that it will be //// |
//// useful, but WITHOUT ANY WARRANTY; without even the implied //// |
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR //// |
//// PURPOSE. See the GNU Lesser General Public License for more //// |
//// details. //// |
//// //// |
//// You should have received a copy of the GNU Lesser General //// |
//// Public License along with this source; if not, download it //// |
//// from http://www.opencores.org/lgpl.shtml //// |
//// //// |
////////////////////////////////////////////////////////////////////// |
// |
// CVS Revision History |
// |
// $Log: not supported by cvs2svn $ |
|
module s8(stage1_input,stage1_output); |
input [5:0] stage1_input; |
output [3:0] stage1_output; |
|
reg [3:0] stage1_output; |
|
|
|
always @(stage1_input) |
|
begin |
|
case(stage1_input) |
|
0: stage1_output = (13); |
1: stage1_output = (1); |
2: stage1_output = (2); |
3: stage1_output = (15); |
4: stage1_output = (8); |
5: stage1_output = (13); |
6: stage1_output = (4); |
7: stage1_output = (8); |
8: stage1_output = (6); |
9: stage1_output = (10); |
10: stage1_output = (15); |
11: stage1_output = (3); |
12: stage1_output = (11); |
13: stage1_output = (7); |
14: stage1_output = (1); |
15: stage1_output = (4); |
16: stage1_output = (10); |
17: stage1_output = (12); |
18: stage1_output = (9); |
19: stage1_output = (5); |
20: stage1_output = (3); |
21: stage1_output = (6); |
22: stage1_output = (14); |
23: stage1_output = (11); |
24: stage1_output = (5); |
25: stage1_output = (0); |
26: stage1_output = (0); |
27: stage1_output = (14); |
28: stage1_output = (12); |
29: stage1_output = (9); |
30: stage1_output = (7); |
31: stage1_output = (2); |
32: stage1_output = (7); |
33: stage1_output = (2); |
34: stage1_output = (11); |
35: stage1_output = (1); |
36: stage1_output = (4); |
37: stage1_output = (14); |
38: stage1_output = (1); |
39: stage1_output = (7); |
40: stage1_output = (9); |
41: stage1_output = (4); |
42: stage1_output = (12); |
43: stage1_output = (10); |
44: stage1_output = (14); |
45: stage1_output = (8); |
46: stage1_output = (2); |
47: stage1_output = (13); |
48: stage1_output = (0); |
49: stage1_output = (15); |
50: stage1_output = (6); |
51: stage1_output = (12); |
52: stage1_output = (10); |
53: stage1_output = (9); |
54: stage1_output = (13); |
55: stage1_output = (0); |
56: stage1_output = (15); |
57: stage1_output = (3); |
58: stage1_output = (3); |
59: stage1_output = (5); |
60: stage1_output = (5); |
61: stage1_output = (6); |
62: stage1_output = (8); |
63: stage1_output = (11); |
|
endcase |
|
|
|
end |
|
endmodule |