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New internal API function: pn53x_get_firmware_version().

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This commit is contained in:
Romain Tartiere 2010-08-24 09:47:03 +00:00
parent fbcf966d20
commit 71b3a1ad6e
3 changed files with 30 additions and 21 deletions
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25
libnfc/chips/pn53x.c
View file

@ -590,3 +590,28 @@ pn53x_strerror (const nfc_device_t *pnd)
return pcRes;
}
bool
pn53x_get_firmware_version (nfc_device_t *pnd)
{
byte_t abtFw[4];
size_t szFwLen = sizeof(abtFw);
char* pcName;
if (!pn53x_transceive(pnd,pncmd_get_firmware_version,2,abtFw,&szFwLen))
{
// Failed to get firmware revision??, whatever...let's disconnect and clean up and return err
DBG("Failed to get firmware revision for: %s", pnd->acName);
pnd->pdc->disconnect(pnd);
return false;
}
// Add the firmware revision to the device name, PN531 gives 2 bytes info, but PN532 and PN533 gives 4
pcName = strdup(pnd->acName);
switch(pnd->nc) {
case NC_PN531: snprintf(pnd->acName,DEVICE_NAME_LENGTH - 1,"%s - PN531 v%d.%d",pcName,abtFw[0],abtFw[1]); break;
case NC_PN532: snprintf(pnd->acName,DEVICE_NAME_LENGTH - 1,"%s - PN532 v%d.%d (0x%02x)",pcName,abtFw[1],abtFw[2],abtFw[3]); break;
case NC_PN533: snprintf(pnd->acName,DEVICE_NAME_LENGTH - 1,"%s - PN533 v%d.%d (0x%02x)",pcName,abtFw[1],abtFw[2],abtFw[3]); break;
}
free(pcName);
return true;
}

2
libnfc/chips/pn53x.h
View file

@ -94,6 +94,8 @@ bool pn53x_InDeselect(nfc_device_t* pnd, const uint8_t ui8Target);
bool pn53x_InRelease(nfc_device_t* pnd, const uint8_t ui8Target);
bool pn53x_InAutoPoll(nfc_device_t* pnd, const nfc_target_type_t* pnttTargetTypes, const size_t szTargetTypes, const byte_t btPollNr, const byte_t btPeriod, nfc_target_t* pntTargets, size_t* pszTargetFound);
bool pn53x_get_firmware_version (nfc_device_t *pnd);
const char *pn53x_strerror (const nfc_device_t *pnd);
static const struct chip_callbacks pn53x_callbacks_list = {