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channels/smartcard: fix pioRecvPci with cbExtraBytes > 0

This commit is contained in:
Marc-André Moreau 2015-03-13 14:20:57 -04:00
parent 1222da4a86
commit cb002d91cd
2 changed files with 14 additions and 3 deletions
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9
channels/smartcard/client/smartcard_pack.c
View File

@ -146,7 +146,10 @@ UINT32 smartcard_pack_write_size_align(SMARTCARD_DEVICE* smartcard, wStream* s,
pad = size - pad;
if (pad)
{
Stream_EnsureRemainingCapacity(s, pad);
Stream_Zero(s, pad);
}
return pad;
}
@ -2423,9 +2426,11 @@ UINT32 smartcard_pack_transmit_return(SMARTCARD_DEVICE* smartcard, wStream* s, T
Stream_Write_UINT32(s, pbExtraBytesNdrPtr); /* pbExtraBytesNdrPtr (4 bytes) */
if (pbExtraBytesNdrPtr)
{
Stream_Write_UINT32(s, cbExtraBytes); /* Length (4 bytes) */
Stream_Write(s, pbExtraBytes, cbExtraBytes);
smartcard_pack_write_size_align(smartcard, s, cbExtraBytes, 4);
smartcard_pack_write_size_align(smartcard, s, cbExtraBytes, 4);
}
}
if (pbRecvBufferNdrPtr)

8
winpr/libwinpr/smartcard/smartcard_pcsc.c
View File

@ -2178,7 +2178,7 @@ WINSCARDAPI LONG WINAPI PCSC_SCardTransmit(SCARDHANDLE hCard,
}
status = (LONG) g_PCSC.pfnSCardTransmit(hCard, pcsc_pioSendPci, pbSendBuffer,
pcsc_cbSendLength, pcsc_pioRecvPci, pbRecvBuffer, &pcsc_cbRecvLength);
pcsc_cbSendLength, pcsc_pioRecvPci, pbRecvBuffer, &pcsc_cbRecvLength);
status = PCSC_MapErrorCodeToWinSCard(status);
*pcbRecvLength = (DWORD) pcsc_cbRecvLength;
@ -2186,7 +2186,13 @@ WINSCARDAPI LONG WINAPI PCSC_SCardTransmit(SCARDHANDLE hCard,
free(pcsc_pioSendPci); /* pcsc_pioSendPci is dynamically allocated only when pioSendPci is non null */
if (pioRecvPci)
{
cbExtraBytes = pioRecvPci->cbPciLength - sizeof(SCARD_IO_REQUEST);
pbExtraBytes = &((BYTE*) pioRecvPci)[sizeof(SCARD_IO_REQUEST)];
pcsc_pbExtraBytes = &((BYTE*) pcsc_pioRecvPci)[sizeof(PCSC_SCARD_IO_REQUEST)];
CopyMemory(pbExtraBytes, pcsc_pbExtraBytes, cbExtraBytes); /* copy extra bytes */
free(pcsc_pioRecvPci); /* pcsc_pioRecvPci is dynamically allocated only when pioRecvPci is non null */
}
return status;
}