#include "SCardManager.h" #include "PCSCException.h" namespace VeraCrypt { shared_ptr SCardManager::loader = make_shared(); SCardManager::SCardManager() { loader->Initialize(); } SCardManager::~SCardManager() { loader->Finalize(); } vector SCardManager::GetReaders() { vector readers; LPTSTR mszReaders = NULL; LPTSTR ptr = NULL; DWORD dwReaders = 0; SCARDCONTEXT hScardContext = 0; LONG lRet = SCARD_S_SUCCESS; hScardContext = loader->GetSCardContext(); lRet = loader->SCardIsValidContext(hScardContext); if (SCARD_S_SUCCESS != lRet) { loader->SCardReleaseContext(hScardContext); lRet = loader->SCardEstablishContext(SCARD_SCOPE_USER, NULL, NULL, &hScardContext); if (lRet != SCARD_S_SUCCESS) throw PCSCException(lRet); } #ifdef SCARD_AUTOALLOCATE dwReaders = SCARD_AUTOALLOCATE; lRet = loader->SCardListReaders(hScardContext, NULL, (LPTSTR)&mszReaders, &dwReaders); #else lRet = loader->SCardListReaders(hScardContext, NULL, NULL, &dwReaders); if (lRet == SCARD_S_SUCCESS) { mszReaders = (LPTSTR)calloc(dwReaders, sizeof(char)); lRet = loader->SCardListReaders(hScardContext, NULL, mszReaders, &dwReaders); } #endif if (lRet == SCARD_S_SUCCESS && !mszReaders) { lRet = SCARD_E_NO_READERS_AVAILABLE; } if (lRet == SCARD_E_NO_READERS_AVAILABLE) { readers.clear(); lRet = SCARD_S_SUCCESS; } if (lRet == SCARD_S_SUCCESS && mszReaders) { ptr = mszReaders; while (*ptr) { #ifdef TC_WINDOWS readers.push_back(ptr); #else readers.push_back(StringConverter::ToWide(ptr)); #endif ptr += #ifdef TC_WINDOWS wcslen(ptr) + 1; #else strlen(ptr) + 1; #endif } #ifdef SCARD_AUTOALLOCATE loader->SCardFreeMemory(hScardContext, mszReaders); #else free(mszReaders); #endif } if (lRet != SCARD_S_SUCCESS) throw PCSCException(lRet); return readers; } shared_ptr SCardManager::GetReader(size_t readerNumber) { vector readers; shared_ptr smartCardReader; loader->Initialize(); readers = GetReaders(); if (readerNumber < readers.size()) { smartCardReader = make_shared(readers[readerNumber], loader); if (smartCardReader) { return smartCardReader; } } throw InvalidEMVPath(); } }bdf0a8bd8c090afc373643cba788825e'/>
path: root/src/Boot/Windows/Makefile
blob: c0f5d62f5693bfb92d05e2ccb71aa828d7bb01d5 (plain) 
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