Subversion Repositories md5

/********************************************************************************

* Module     : es1005

* Description: MD5 Top level

*

********************************************************************************

*          Esencia Technology Proprietary and Confidential

*          All rights reserved (c) 2005 by Esencia Technolgy

********************************************************************************/

module es1005 (

         //Inputs

          clk,

          rst_n,

          DataVld,

          DataIn,

          DataFirst,

          DataLast,

          DataNumb,

          InitVec,

         //Outputs 

          MsgDgstVld,

          MsgDigest,

          DataBusy

      );

`include "md5_params.vh"

`include "ah_params.vh"

input                                clk;

input                                rst_n;

input                                DataVld; // Valid flag for Data or InitVec

input  [DATA_WIDTH - 1:0]            DataIn; // 32 bit DataIn or Initvect

input                                DataFirst; // First chunk

input                                DataLast; // Last chunk of data

input [5:0]                          DataNumb; // Number of valid bits in 

                                               // last chuck of data

input                                InitVec;  // Inidicate Init Vector

output                               MsgDgstVld;

output [DATA_WIDTH -1:0]             MsgDigest;

output                               DataBusy; // Inidicate core is busy

wire                                 MsgDgstVld;

wire                                 DataBusy;

wire [DATA_WIDTH -1:0]               MsgDigest;

wire                                 Md5DataVld;

wire  [DATA_WIDTH - 1:0]             Md5DataIn;

wire                                 Md5StateVld;

wire  [STATE_DWIDTH - 1:0]           Md5StateAIn;

wire  [STATE_DWIDTH - 1:0]           Md5StateBIn;

wire  [STATE_DWIDTH - 1:0]           Md5StateCIn;

wire  [STATE_DWIDTH - 1:0]           Md5StateDIn;

wire [5:0]                           RoundNum;

hash_core u_hash_core (

       .clk(clk),

       .rst_n(rst_n),

       .dataIn(Md5DataIn),

       .dataVld(Md5DataVld),

       .stateVld(Md5StateVld),

       .stateAIn(Md5StateAIn),

       .stateBIn(Md5StateBIn),

       .stateCIn(Md5StateCIn),

       .stateDIn(Md5StateDIn),

       .RoundNum(RoundNum),

       .msgDgstVld(MsgDgstVld),

       .msgDigest(MsgDigest)

    );

md5_padding u_md5_padding (

          .clk(clk),

          .rst_n(rst_n),

          .DataVld(DataVld),

          .DataIn(DataIn),

          .DataFirst(DataFirst),

          .DataLast(DataLast),

          .DataNumb(DataNumb),

          .InitVec(InitVec),

          .RoundNum(RoundNum),

          .DataBusy(DataBusy),

          .Md5DataIn(Md5DataIn),

          .Md5DataVld(Md5DataVld),

          .Md5StateAIn(Md5StateAIn),

          .Md5StateBIn(Md5StateBIn),

          .Md5StateCIn(Md5StateCIn),

          .Md5StateDIn(Md5StateDIn),

          .Md5StateVld(Md5StateVld)

      );

endmodule