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[/] [openrisc/] [trunk/] [rtos/] [ecos-3.0/] [host/] [tools/] [ecostest/] [common/] [eCosTestSerialFilter.h] - Rev 825
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// ####ECOSHOSTGPLCOPYRIGHTBEGIN#### // ------------------------------------------- // This file is part of the eCos host tools. // Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc. // // This program is free software; you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation; either version 2 or (at your option) any // later version. // // This program 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 // General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the // Free Software Foundation, Inc., 51 Franklin Street, // Fifth Floor, Boston, MA 02110-1301, USA. // ------------------------------------------- // ####ECOSHOSTGPLCOPYRIGHTEND#### //================================================================= // // eCosTestSerialFilter.h // // Serial test filter class // //================================================================= //================================================================= //#####DESCRIPTIONBEGIN#### // // Author(s): jskov // Contributors: jskov // Date: 1999-03-01 //####DESCRIPTIONEND#### #ifndef _CECOSSERIALFILTER_H #define _CECOSSERIALFILTER_H #include "eCosStd.h" #include "eCosTest.h" #include "eCosSocket.h" #include "eCosSerial.h" //---------------------------------------------------------------------------- // Macros to help extract values from the argument string. // Note: This is probably not an ideal solution, but it was easy to make :) #define INIT_VALUE(__args) \ unsigned int v; \ char *__ptr1, *__ptr2 = (__args) \ #define SET_VALUE(__type, __slot) { \ __ptr1 = strchr(__ptr2, (int) ':'); \ if (*__ptr2 == '\0') \ (__slot) = (__type)-1; \ else { \ if (__ptr1) \ *__ptr1 = 0; \ else \ __ptr1 = strchr( __ptr2, 0) - 1; \ v = atoi(__ptr2); \ __ptr2 = __ptr1+1; \ (__slot) = (__type) v; \ } \ } //---------------------------------------------------------------------------- // Structures used by the filter. struct filter_abort_t { const unsigned char* data_ptr; int data_len; filter_abort_t(): data_ptr(NULL), data_len(0) {} }; typedef enum { FLOW_NONE=0, FLOW_XONXOFF_RX=1, FLOW_XONXOFF_TX=2, FLOW_RTSCTS_RX=4, FLOW_RTSCTS_TX=8, FLOW_DSRDTR_RX=16, FLOW_DSRDTR_TX=32 } flow_cfg_t; typedef struct ser_cfg { int baud_rate; int data_bits; CeCosSerial::StopBitsType stop_bits; bool parity; unsigned int flags; // etc... } ser_cfg_t; typedef enum { MODE_NO_ECHO = 0, MODE_EOP_ECHO, MODE_DUPLEX_ECHO } cyg_mode_t; //---------------------------------------------------------------------------- // The filter class class CeCosTestSerialFilter; class CeCosTestSerialFilter { public: // Constructor CeCosTestSerialFilter(); ~CeCosTestSerialFilter(); // Configuration methods void SetConsoleOutput(bool bConsoleOutput) { m_bOptConsoleOutput = bConsoleOutput; } void SetSerialDebug(bool bSerialDebug) { m_bOptSerDebug = bSerialDebug; } void SetFilterTrace(bool bFilterTrace) { m_bOptFilterTrace = bFilterTrace; } bool FilterFunctionProper(void*& pBuf, unsigned int& nRead, CeCosSerial& serial, CeCosSocket& socket); private: enum {MAX_CMD_LEN=128}; enum data_origin_t {SF_TARGET=0, SF_FILTER} ; // Output methods void GDBWrite(const char* pszStr); void ConsoleWrite(const char* pszStr); void Trace(const char* pszFormat, ...); void Log(const char* pszFormat, ...); void PrintHex(const unsigned char* d1, int len, data_origin_t origin=SF_TARGET); // Target read/write methods void TargetWrite(CeCosSerial &pSer, const unsigned char* buffer, int len); void TargetASCIIWrite(CeCosSerial &pSer, const char* s); bool TargetRead(CeCosSerial &pSer, unsigned char* buffer, int len); // Configuration CMD and helper methods void ParseConfig(char* args, ser_cfg_t* new_cfg); bool SetConfig(CeCosSerial &pSer, const ser_cfg_t* new_cfg, ser_cfg_t* old_cfg); bool VerifyConfig(CeCosSerial &pSer, ser_cfg_t* new_cfg); void CMD_ChangeConfig(CeCosSerial &pSer, char* cfg_str); void CMD_DefaultConfig(CeCosSerial &pSer); // Other CMD methods. void CMD_TestBinary(CeCosSerial &pSer, char* args); void CMD_TestText(CeCosSerial &pSer, char* args); void CMD_TestPing(CeCosSerial &pSer, char* args); // Misc helper methods int DoCRC(unsigned char* data, int size); void SendChecksum(CeCosSerial &pSer, int crc); void SendStatus(CeCosSerial &pSer, int state); void ReceiveDone(CeCosSerial &pSer, unsigned char* data_in, int size); void DispatchCommand(CeCosSerial &pSer, char* cmd); // Options used for configuring behavior. bool m_bOptConsoleOutput; bool m_bOptSerDebug; bool m_bOptFilterTrace; // Buffer holding unread bytes. unsigned char* m_xUnreadBuffer; // unread_buffer; int m_nUnreadBufferIndex; // unread_buffer_ix; int m_nUnreadBufferSize; // unread_buffer_size = 0; unsigned char* m_xStoredTraceBuffer;// We need this to avoid outputting // serial tracing when the target // last sent an incomplete packet, so // we store it here temporarily until // the entire packet arrives unsigned int m_nStoredTraceBufferSize; // size of above // Filter state bool m_bNullFilter; int m_nCmdIndex; bool m_bCmdFlag; char m_aCmd[MAX_CMD_LEN]; bool m_bFirstCommandSeen; // We need this to avoid outputting // serial tracing while GDB is trying // to connect, or it will get confused. CeCosSocket* m_cGDBSocket; // gdb_socket }; extern bool CALLBACK SerialFilterFunction(void*& pBuf, unsigned int& nRead, CeCosSerial& serial, CeCosSocket& socket, void* pParem); #endif // _CECOSSERIALFILTER_H
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