static int testListReadersW(SCARDCONTEXT hContext)
{
int errCount = 0;
wchar_t staticBuf[2000];
DWORD staticLen = (DWORD) (sizeof(staticBuf) / sizeof(wchar_t));
long ret = SCardListReadersW(hContext, NULL, staticBuf, &staticLen);
CHECK_PCSC_RET("SCardListReadersW(1)", ret);
wchar_t *dynBuf = NULL;
DWORD dynLen = 0;
ret = SCardListReadersW(hContext, NULL, dynBuf, &dynLen);
CHECK_PCSC_RET("SCardListReadersW(2)", ret);
dynBuf = (wchar_t *) malloc(dynLen * sizeof(wchar_t));
ret = SCardListReadersW(hContext, NULL, dynBuf, &dynLen);
CHECK_PCSC_RET("SCardListReadersW(3)", ret);
wchar_t *autoBuf = NULL;
DWORD autoLen = SCARD_AUTOALLOCATE;
ret = SCardListReadersW(hContext, NULL, (wchar_t*) &autoBuf, &autoLen);
CHECK_PCSC_RET("SCardListReadersW(4)", ret);
wchar_t *auto2Buf = NULL;
DWORD auto2Len = SCARD_AUTOALLOCATE;
ret = SCardListReadersW(hContext, NULL, (wchar_t*) &auto2Buf, &auto2Len);
CHECK_PCSC_RET("SCardListReadersW(5)", ret);
if (staticLen != dynLen || dynLen != autoLen || dynLen != auto2Len)
{
printf("ERR: SCardListReadersW() returned buffers lengths of different size\n");
printf(" (staticLen = %d, dynLen = %d, autoLen = %d, auto2Len = %d\n", staticLen, dynLen, autoLen, auto2Len);
errCount++;
}
else if (memcmp(staticBuf, dynBuf, dynLen) != 0 || memcmp(dynBuf, autoBuf, dynLen) != 0 ||
memcmp(dynBuf, auto2Buf, dynLen) != 0)
{
printf("ERR: SCardListReadersW() returned different data\n");
dump(" staticBuf = '%S'\n", staticBuf, dynLen);
dump(" dynBuf = '%S'\n", dynBuf, dynLen);
dump(" autoBuf = '%S'\n", autoBuf, dynLen);
dump(" auto2Buf = '%S'\n", auto2Buf, dynLen);
errCount++;
}
free(dynBuf);
ret = SCardFreeMemory(hContext, autoBuf);
CHECK_PCSC_RET("SCardFreeMemory()", ret);
return errCount;
}
static UINT32 smartcard_ListReadersW_Call(SMARTCARD_DEVICE* smartcard, SMARTCARD_OPERATION* operation, ListReaders_Call* call)
{
UINT32 status;
ListReaders_Return ret;
LPWSTR mszReaders = NULL;
DWORD cchReaders = 0;
IRP* irp = operation->irp;
cchReaders = SCARD_AUTOALLOCATE;
status = ret.ReturnCode = SCardListReadersW(operation->hContext, (LPCWSTR) call->mszGroups, (LPWSTR) &mszReaders, &cchReaders);
ret.msz = (BYTE*) mszReaders;
ret.cBytes = cchReaders * 2;
if (status != SCARD_S_SUCCESS)
return status;
smartcard_trace_list_readers_return(smartcard, &ret, TRUE);
status = smartcard_pack_list_readers_return(smartcard, irp->output, &ret);
if (status != SCARD_S_SUCCESS)
return status;
if (mszReaders)
SCardFreeMemory(operation->hContext, mszReaders);
if (call->mszGroups)
free(call->mszGroups);
return ret.ReturnCode;
}
