PCSC标准读卡器接口

#include "StdAfx.h" #include "PCSC.h" CPCSC::CPCSC() { m_hContext = 0; m_hCard = 0; m_mszReader = NULL; m_IsConnect = false; m_IsReset = false; memset(m_strReaderName, 0, 256); } CPCSC::~CPCSC() { DisConnectCard(); } bool CPCSC::ConnectCard(IN char* pcReaderName) { //建立读卡器上下文 if(m_IsConnect) DisConnectCard(); if (SCardEstablishContext(SCARD_SCOPE_USER, NULL, NULL, &m_hContext) != SCARD_S_SUCCESS) { m_IsConnect = false; return FALSE; } //连接读卡器 DWORD dwRes = 0; dwRes = SCardConnect(m_hContext, (LPCSTR)pcReaderName, SCARD_SHARE_SHARED, SCARD_PROTOCOL_T0|SCARD_PROTOCOL_T1, &m_hCard, &m_DWAP); if((dwRes != SCARD_S_SUCCESS) && (dwRes !=SCARD_W_REMOVED_CARD)) { m_IsConnect = false; return FALSE; } m_IsConnect = true; return TRUE; } bool CPCSC::GetReadList(IN char * sReader,OUT vector<string> &vReaderList) { SCARDCONTEXT hContext = NULL; vReaderList.clear(); char *szReaderName = NULL; DWORD dwcReaders = SCARD_AUTOALLOCATE; //建立读卡器上下文 if (SCardEstablishContext(SCARD_SCOPE_USER, NULL, NULL, &hContext) != SCARD_S_SUCCESS) { return FALSE; } //列表读卡器 if(SCardListReaders(hContext, (LPCSTR)sReader, (LPSTR)&szReaderName, &dwcReaders) != SCARD_S_SUCCESS) { return FALSE; } //分拆读卡器名称 int iCount = 0; //读卡器列表中最近一次0x00字符的位置 int iZeroMark = -1; while (iCount <= dwcReaders) { if (0x00 == szReaderName[iCount]) { //string strTemp(szReaderName + iZeroMark + 1, szReaderName + iCount); string strTemp; vReaderList.push_back(strTemp); vReaderList[vReaderList.size() - 1] = szReaderName + iZeroMark + 1; iZeroMark = iCount; } iCount++; } if(szReaderName) SCardFreeMemory(hContext, szReaderName); if(hContext) SCardReleaseContext(hContext); return TRUE; } void CPCSC::DisConnectCard() { m_IsConnect = false; m_IsReset = false; if(m_hCard) { ::SCardDisconnect(m_hCard,SCARD_EJECT_CARD); m_hCard = 0; } if(m_hContext) { ::SCardReleaseContext(m_hContext); m_hContext = 0; } } //bool CPCSC::SELECT(IN WORD wFileID, OUT BYTE& byResLen) bool CPCSC::SendCmd(IN BYTE ucCmd[], IN DWORD CmdLen, OUT BYTE* Response, OUT DWORD& ResponseLen,OUT WORD& WSW) { //组织Select命令的APDU指令 BYTE ucRes[1024]={0}; DWORD dwlen = 1024; LONG lReturn = 0; lReturn = ::SCardBeginTransaction(m_hCard); if(lReturn != SCARD_S_SUCCESS) return false; //发送APDU指令 if(!RunAPDU(ucCmd,CmdLen,ucRes,dwlen)) { return false; } BYTE sw1 = ucRes[dwlen-2]; BYTE sw2 = ucRes[dwlen-1]; if(sw1 != 0x61 && sw1 != 0x90 && sw1 != 0x6c) { WSW = MAKEWORD(ucRes[dwlen-1],ucRes[dwlen-2]); return true; } if((2 == dwlen && sw1 == 0x61)) { memcpy(ucCmd,"\x00\xc0\x00\x00",4); ucCmd[4]=sw2; CmdLen = 5; dwlen = 1024; DWORD dwRet = ::SCardTransmit(m_hCard,SCARD_PCI_T0, ucCmd, CmdLen, NULL,ucRes, (DWORD*)&dwlen); if(dwRet != SCARD_S_SUCCESS) { return false; } } if((2 == dwlen) && (sw1 == 0x6c)) { ucCmd[4] = sw2; CmdLen = 5; dwlen = 1024; DWORD dwRet = ::SCardTransmit(m_hCard, SCARD_PCI_T0, ucCmd, CmdLen, NULL,ucRes, (DWORD*)&dwlen); if(dwRet != SCARD_S_SUCCESS) { return false; } } WSW = MAKEWORD(ucRes[dwlen-1],ucRes[dwlen-2]); memcpy(Response,ucRes,dwlen-2); ResponseLen = dwlen-2; lReturn = ::SCardEndTransaction(m_hCard,SCARD_LEAVE_CARD); if(lReturn != SCARD_S_SUCCESS) return false; return true; } bool CPCSC::STATUS() { //组织Status命令的APDU指令 long lReturn = 0; DWORD dwATRLength = 40; BYTE pbyATR[256]; DWORD dwCardState = 0; // lReturn = SCardReconnect(m_hCard,SCARD_SHARE_SHARED,SCARD_PROTOCOL_T0|SCARD_PROTOCOL_T1,SCARD_RESET_CARD,&m_DWAP); // if((lReturn != SCARD_S_SUCCESS) && (lReturn !=SCARD_W_REMOVED_CARD)) // { // return FALSE; // } lReturn = SCardStatus(m_hCard, NULL, NULL, &dwCardState, NULL, pbyATR,&dwATRLength); if(lReturn != SCARD_S_SUCCESS) { return false; } lReturn = SCardStatus(m_hCard, NULL, NULL, &dwCardState, NULL, pbyATR,&dwATRLength); if(lReturn != SCARD_S_SUCCESS) { return false; } return true; } bool CPCSC::RESETCARD(OUT BYTE* pbATR, OUT DWORD* dwATRLen) { //连接读卡器 DWORD dwRes = 0; dwRes = SCardReconnect(m_hCard, SCARD_SHARE_SHARED, SCARD_PROTOCOL_T0|SCARD_PROTOCOL_T1, SCARD_RESET_CARD, &m_DWAP); if((dwRes != SCARD_S_SUCCESS) && (dwRes !=SCARD_W_REMOVED_CARD)) { m_IsReset = false; return FALSE; } DWORD dwState = 0; //检查卡片状态，获取复位信息 BYTE pbATRTemp[256] = {0}; DWORD dwAtrLenTemp = 0; dwRes = SCardStatus(m_hCard, NULL, NULL, &dwState, NULL, pbATRTemp, &dwAtrLenTemp); if(dwRes != SCARD_S_SUCCESS) { m_IsReset = false; return FALSE; } dwRes = SCardStatus(m_hCard, NULL, NULL, &dwState, NULL, pbATRTemp, &dwAtrLenTemp); if(dwRes != SCARD_S_SUCCESS) { m_IsReset = false; return FALSE; } memcpy(pbATR, pbATRTemp, dwAtrLenTemp); *dwATRLen = dwAtrLenTemp; m_IsReset = true; return TRUE; } bool CPCSC::RunAPDU(IN BYTE* ucCmd, IN DWORD nCmdLen, OUT BYTE* ucRes, IN OUT DWORD& nResLen) { //判断读卡器是否连接 if(!m_hCard) { return false; } //发送数据请求 SCARD_IO_REQUEST sendPci; sendPci.dwProtocol = m_DWAP; sendPci.cbPciLength = sizeof(sendPci); if(::SCardTransmit(m_hCard,&sendPci,ucCmd,nCmdLen,NULL,ucRes,(DWORD*)&nResLen) != SCARD_S_SUCCESS) { return false; } return true; }