dev_POS.rar_DEMO_POS linux_devpos_pos

/* poscomm.c Sunyard S520-G POS communicate routine package. */ #include <stdio.h> #include <stdlib.h> #include "pos.h" #include "SunDisplay.h" #include "syd520.h" static int CommTrans(int i ); static void DoRever(int i); static int SendData(char *strBuf, short sDataSize ); static int RecvData(char *strBuf, short sBufSize, short sTimeOut ); //static void PrintPack( char *title, unsigned char *pack, int len ); extern int DoPrint(int i); int DES3(unsigned char *strBuf,unsigned char *key1,unsigned char *key2,int y); // ******************************************************************* // Function Name : ConnectHost // Function : connect the pos with host // Parameter : // Return : on success return > 0; // ******************************************************************* short DoConnectHost() { short sRet; char strHost[20], strTcpPort[10], strTel[20]; // 连接 Syd_DisplayLine( 3, "Connecting host...", 0, ALIGN_CENTER ); memcpy(Conn->E_IN,Req->E_IN,6); memcpy(BUFFER,Conn,48); Syd_FieldVar(BUFFER, HDT_TEL, HDT_FS, strTel); Syd_FieldVar(BUFFER, HDT_TCP, HDT_FS, strHost); Syd_FieldVar(BUFFER, HDT_PORT, HDT_FS, strTcpPort); sRet = Syd_ConnectHost(ngCommWay, strHost, atoi(strTcpPort), strTel); if ( sRet < 0 ) return RET_FAILURE; return RET_SUCCESS; } /* * CommHost() -- commnuciate with host * in para -- * out para -- * return -- * RET_SUCCESS: SUCCESS * other: FAILURE */ int CommHost( ) { time_t tStart; short sRet, sOfflineMode; char temp[ 30 ]; int nRet; int nkey; // connect tStart = time( NULL ); // Syd_DisplayLine( 3, "connecting host ...", 0, ALIGN_CENTER ); sRet = DoConnectHost(); if ( sRet < 0 ) { Syd_ErrorMessageWait( 3, "connect failure", 0, ALIGN_CENTER ); return RET_FAILURE; } sRet = CommTrans(1); A: if (sRet ==0) { ////chenggong Syd_ClearScreen(); Syd_DisplayLine( 2, " Do you want to print the result? ", 1, ALIGN_CENTER ); Syd_DisplayLine( 3, " 1. yes", 0, ALIGN_LEFT ); Syd_DisplayLine( 3, " 2. no", 0, ALIGN_LEFT ); while (1) { nkey = Sys_Key_WaitKey(); switch (nkey) { case KEY_1: Syd_ClearScreen(); Syd_DisplayLine( 2, " please waiting for printing! ", 1, ALIGN_CENTER ); ////////////////////////////////////////////// nRet=DoPrintres(); if(nRet==0) { Syd_ClearScreen(); Syd_DisplayLine( 2, " printing successful! ", 1, ALIGN_CENTER ); } else { Syd_ClearScreen(); Syd_DisplayLine( 2, " failing! ", 1, ALIGN_CENTER ); } Syd_CloseComm(ngCommWay); return RET_SUCCESS; default: break; } } Syd_CloseComm(ngCommWay); return RET_SUCCESS; } else if(sRet>0) { //shou dao cuowu xinxi DoRever(4); CommTrans(2); goto A; } else if(sRet==-3) { DoRever(1); CommTrans(2); goto A; } else { Syd_ErrorMessageWait( 3, "Transaction Inprt", 0, ALIGN_CENTER ); Syd_CloseComm(ngCommWay); return RET_FAILURE; } } // ******************************************************************* // Function Name : CommTrans // Function : send transaction data to the host and get response // Parameter : // sd : socket id // Return : on success return RET_SUCCESS; // ******************************************************************* static int CommTrans(int i) { short sTimeOut, sRet; char temp[ 30 ]; int sRcvSize,sSndSize; // pack data Syd_DisplayLine( 3, "packing ...", 0, ALIGN_CENTER ); sSndSize = PackData( i ); if ( sSndSize <= 0 ) return RET_PACK_ERR;//-4 // timeout Syd_FieldVar( BUFFER, HDT_TIMEOUT, HDT_FS, temp ); sTimeOut = atoi( temp ); // send Syd_DisplayLine( 3, "Sending ...", 0, ALIGN_CENTER ); if ( SendData( BUFFER, sizeof( BUFFER ) ) < 0 ) { return RET_SEND_ERR;//-8 } // receive Syd_DisplayLine(3, "Receiving ...", 0, ALIGN_CENTER); if ( ( sRcvSize = RecvData( BUFFER, sizeof( BUFFER ), sTimeOut ) ) <= 0 ) { if (sRcvSize == 0) return RET_TIMEOUT;//-3 else return RET_RECV_ERR;//-9 } // unpack the data Syd_DisplayLine( 3, "Processing ...", 0, ALIGN_CENTER ); sRet = UnPackData( BUFFER, sizeof( BUFFER ) );////////////////////////////////////////////////////////////////////////// if ( sRet != RET_SUCCESS ) return sRet; else return RET_SUCCESS; //0 } static int FormPacket( unsigned char *strData, int nLen ) { int i; strData[ 0 ] = STX; strData[ 1 ] = ( int )( nLen / 1000 ) << 4 | ( int )( nLen % 1000 ) / 100; strData[ 2 ] = ( int )( ( nLen % 100 ) / 10 ) <<4 | ( ( nLen % 100 ) % 10 ); strData[ 3 + nLen ] = ETX; for ( strData[ 4 + nLen ] = 0, i = 1; i < 4 + nLen; i++) strData[ 4 + nLen ] ^= strData[ i ]; return ( nLen + 5 ); } // ******************************************************************* // Function Name : SendData // Function : send data // Parameter : // strbuf: // sDataSize: // Return : on success return RET_SUCCESS; // ******************************************************************* static int SendData( char *strBuf, short sDataSize ) { char temp[ 20 ], *ptr; short sRet; unsigned char ucRef; sRet = RET_SUCCESS; switch ( ngCommWay ) { case COMM_SMS: if (sDataSize > 140) { if (Syd_GetEnv("#SMREF", temp, 3) < 0) ucRef = 1; else ucRef = atoi(temp); sprintf(temp, "%03d", ucRef+1); Syd_PutEnv("#SMREF", temp); } else ucRef = 0; Syd_FieldVar( BUFFER, HDT_TEL, HDT_FS, temp); sRet = Syd_SendSMSData( strBuf, sDataSize, temp, ucRef); if ( sRet == 0 ) sRet = RET_SUCCESS; else sRet = RET_SEND_ERR; break; case COMM_DATA: ptr = malloc( sDataSize + 5 ); if ( ptr == NULL ) return RET_FAILURE; memcpy( ptr + 3, strBuf, sDataSize ); sDataSize = FormPacket( ptr, sDataSize ); sRet = Syd_SendCommData( ptr, sDataSize, 2 ); if ( sRet == 0 ) sRet = RET_SUCCESS; else sRet = RET_SEND_ERR; free( ptr ); break; case COMM_TCPIP: case COMM_GPRS: sRet = Syd_TcpPutMessage2(strBuf, sDataSize); if ( sRet > 0 ) sRet = RET_SUCCESS; else sRet = RET_SEND_ERR; break; case COMM_SERIAL: // sRet = SerialSendData( strBuf, sDataSize ); return RET_SEND_ERR; break; default: return RET_SEND_ERR; } return sRet; } // ******************************************************************* // Function Name : RecvData // Function : receive data // Parameter : // sd : socket id // strbuf: // sDataSize: // sTimeOut: // Return : on success return the received data number // ******************************************************************* static int RecvData( char *strBuf, short sBufSize, short sTimeOut ) { char temp[ 20 ], *ptr; short sRet, i; time_t tStart; switch( ngCommWay ) { case COMM_SMS: //sms