RfidResearchGroup/proxmark3
1
1
Fork 0
mirror of https://github.com/RfidResearchGroup/proxmark3.git synced 2024-11-10 17:49:32 +08:00
Code Issues Projects Releases Packages Wiki Activity

chg: ntag215/amiibo, empty header, use hardcoded values

Browse source
This commit is contained in:
iceman1001 2020-06-14 07:41:21 +02:00
parent e0eaff453f
commit 88a42c6108
1 changed files with 15 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

18
armsrc/iso14443a.c
View file

@ -980,14 +980,26 @@ bool SimulateIso14443aInit(int tagType, int flags, uint8_t *data, tag_response_i
// some first pages of UL/NTAG dump is special data
mfu_dump_t *mfu_header = (mfu_dump_t *) BigBuf_get_EM_addr();
*pages = MAX(mfu_header->pages, 19);
// counters and tearing flags
for (int i = 0; i < 3; i++) {
// for old dumps with all zero headers, we need to set default values.
for (uint8_t i = 0; i < 3; i++) {
counters[i] = le24toh(mfu_header->counter_tearing[i]);
tearings[i] = mfu_header->counter_tearing[i][3];
if (mfu_header->counter_tearing[i][3] != 0x00) {
tearings[i] = mfu_header->counter_tearing[i][3];
}
}
// GET_VERSION
memcpy(rVERSION, mfu_header->version, 8);
if (memcmp(mfu_header->version, "\x00\x00\x00\x00\x00\x00\x00\x00", 8) == 0) {
memcpy(rVERSION, "\x00\x04\x04\x02\x01\x00\x11\x03", 8);
} else {
memcpy(rVERSION, mfu_header->version, 8);
}
AddCrc14A(rVERSION, sizeof(rVERSION) - 2);
// READ_SIG
memcpy(rSIGN, mfu_header->signature, 32);
AddCrc14A(rSIGN, sizeof(rSIGN) - 2);