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step one of bounds checking all responses when receiving ISO14443A frames... because @doegox find a missbehaving IC clone.....

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iceman1001 2024-09-05 17:52:10 +02:00
commit 9c181dd83d
13 changed files with 156 additions and 139 deletions
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4
armsrc/epa.c
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@ -145,7 +145,7 @@ static int EPA_APDU(uint8_t *apdu, size_t length, uint8_t *response, uint16_t re
switch (iso_type) {
case 'a':
#ifdef WITH_ISO14443a
return iso14_apdu(apdu, (uint16_t) length, false, response, NULL);
return iso14_apdu(apdu, (uint16_t) length, false, response, respmaxlen, NULL);
#else
(void) apdu;
(void) length;
@ -581,7 +581,7 @@ static int EPA_Setup(void) {
uint8_t pps_response_par[1];
// send the PPS request
ReaderTransmit((uint8_t *)pps, sizeof(pps), NULL);
return_code = ReaderReceive(pps_response, pps_response_par);
return_code = ReaderReceive(pps_response, sizeof(pps_response), pps_response_par);
if (return_code != 3 || pps_response[0] != 0xD0) {
return return_code == 0 ? 2 : return_code;
}