github/RRG-Proxmark3
1
0
Fork 0
mirror of https://github.com/RfidResearchGroup/proxmark3.git synced 2025-08-21 05:43:48 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions 4

Update iso14443a.c

Browse source 
Added custom RATS option

Signed-off-by: Adam Jon Foster <me@evildaemond.com>
This commit is contained in:
Adam Jon Foster 2024-09-23 14:46:31 +08:00 • committed by GitHub
commit 2d3cff720b
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
1 changed files with 10 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

11
armsrc/iso14443a.c
View file

@ -1086,7 +1086,7 @@ bool prepare_allocated_tag_modulation(tag_response_info_t *response_info, uint8_
}
}
bool SimulateIso14443aInit(uint8_t tagType, uint16_t flags, uint8_t *data, tag_response_info_t **responses,
bool SimulateIso14443aInit(uint8_t tagType, uint16_t flags, uint8_t *data, uint8_t *iRATs, tag_response_info_t **responses,
uint32_t *cuid, uint32_t counters[3], uint8_t tearings[3], uint8_t *pages) {
uint8_t sak = 0;
// The first response contains the ATQA (note: bytes are transmitted in reverse order).
@ -1248,6 +1248,13 @@ bool SimulateIso14443aInit(uint8_t tagType, uint16_t flags, uint8_t *data, tag_r
return false;
}
}
// copy the iRATs if supplied
if ((flags & RATS_IN_DATA) == RATS_IN_DATA) {
memcpy(rRATS ,iRATs, sizeof(iRATs));
// rats len is dictated by the first char of the string, add 2 crc bytes
rRATS_len = (iRATs[0] + 2);
}
// if uid not supplied then get from emulator memory
if ((memcmp(data, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00", 10) == 0) || ((flags & FLAG_UID_IN_EMUL) == FLAG_UID_IN_EMUL)) {
@ -1342,6 +1349,8 @@ bool SimulateIso14443aInit(uint8_t tagType, uint16_t flags, uint8_t *data, tag_r
return false;
}
AddCrc14A(rRATS, rRATS_len - 2);
AddCrc14A(rPPS, sizeof(rPPS) - 2);