FreeRDP/winpr/libwinpr/smartcard/test/TestSmartCardListReaders.c
2014-04-02 22:08:04 -04:00

55 lines
970 B
C

#include <winpr/crt.h>
#include <winpr/smartcard.h>
int TestSmartCardListReaders(int argc, char* argv[])
{
LONG lStatus;
LPTSTR pReader;
SCARDCONTEXT hSC;
LPTSTR pmszReaders = NULL;
DWORD cch = SCARD_AUTOALLOCATE;
lStatus = SCardEstablishContext(SCARD_SCOPE_USER, NULL, NULL, &hSC);
if (lStatus != SCARD_S_SUCCESS)
{
printf("SCardEstablishContext failure: 0x%04X\n", (int) lStatus);
return -1;
}
lStatus = SCardListReaders(hSC, NULL, (LPTSTR) &pmszReaders, &cch);
if (lStatus != SCARD_S_SUCCESS)
{
if (lStatus == SCARD_E_NO_READERS_AVAILABLE)
{
printf("SCARD_E_NO_READERS_AVAILABLE\n");
}
else
{
return -1;
}
}
else
{
pReader = pmszReaders;
while (*pReader)
{
printf("Reader: %s\n", pReader);
pReader = pReader + strlen((CHAR*) pReader) + 1;
}
lStatus = SCardFreeMemory(hSC, pmszReaders);
if (lStatus != SCARD_S_SUCCESS)
printf("Failed SCardFreeMemory\n");
}
SCardReleaseContext(hSC);
return 0;
}