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Update pcsc.c

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Remove call pcsc_get_vendor_name, get the vendor name from struct nfc_device
This commit is contained in:
Feitian Technologies 2020-05-14 11:08:23 +08:00 committed by GitHub
parent 8352c80679
commit beb8fdd759
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 14 additions and 23 deletions
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37
libnfc/drivers/pcsc.c
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@ -134,6 +134,12 @@ int pcsc_transmit(struct nfc_device *pnd, const uint8_t *tx, const size_t tx_len
{
struct pcsc_data *data = pnd->driver_data;
DWORD dw_rx_len = *rx_len;
//in libfreefare, tx_len = 1, and it leads to 0x80100008 error, with PC/SC reader, the input tx_len at least two bytes for the SW value
//so if found the reader is Feitian reader, we set to 2
if (dw_rx_len == 1 && is_pcsc_reader_vendor_feitian(pnd))
{
dw_rx_len = 2;
}
LOG_HEX(NFC_LOG_GROUP_COM, "TX", tx, tx_len);
@ -193,37 +199,20 @@ uint8_t pcsc_get_icc_type(struct nfc_device *pnd)
return it;
}
char* pcsc_get_vendor_name(struct nfc_device *pnd){
struct pcsc_data *data = pnd->driver_data;
LPBYTE vendor_name = NULL;
DWORD vendor_name_len = SCARD_AUTOALLOCATE;
int res = SCardGetAttrib(data->hCard, SCARD_ATTR_VENDOR_NAME, (LPBYTE)&vendor_name, &vendor_name_len);
if (!res && vendor_name && vendor_name_len > 0 && vendor_name[0] != '\0') {
char *psVendorName = (char *)malloc(sizeof(char) * vendor_name_len);
memcpy(psVendorName, vendor_name, vendor_name_len);
return psVendorName;
}
return NULL;
}
bool is_pcsc_reader_vendor(struct nfc_device *pnd, const char * target_vendor_name)
{
bool isTarget = false;
char * sReaderVendorName = pcsc_get_vendor_name(pnd);
if (sReaderVendorName)
if (pnd == NULL || strlen(pnd->name) == 0)
{
isTarget = (strstr(sReaderVendorName, target_vendor_name)) ? true:false;
free(sReaderVendorName);
sReaderVendorName = NULL;
return isTarget;
}
return isTarget;
return isTarget = (strstr(pnd->name, target_vendor_name)) ? true:false;
}
bool is_pcsc_reader_vendor_feitian(struct nfc_device *pnd)
{
return is_pcsc_reader_vendor(pnd, "Feitian") || is_pcsc_reader_vendor(pnd, "FeiTian") ||is_pcsc_reader_vendor(pnd, "feitian");
return is_pcsc_reader_vendor(pnd, "Feitian") || is_pcsc_reader_vendor(pnd, "FeiTian") || is_pcsc_reader_vendor(pnd, "feitian") || is_pcsc_reader_vendor(pnd, "FEITIAN");
}
//get atqa by send apdu
@ -994,7 +983,10 @@ pcsc_get_information_about(nfc_device *pnd, char **pbuf)
error:
#ifdef __APPLE__
SCardReleaseContext(*pscc);
if (pscc != NULL)
{
SCardReleaseContext(*pscc);
}
if (name != NULL)
{
free(name);
@ -1061,4 +1053,3 @@ const struct nfc_driver pcsc_driver = {
.idle = NULL,
.powerdown = NULL,
};