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Fix lf em 410x watch and standalone bug introduced with Electra changes

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This commit is contained in:
Philippe Teuwen 2021-08-28 19:10:14 +02:00
parent 9e57d20262
commit 2ce30201b2
2 changed files with 46 additions and 44 deletions
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2
armsrc/Standalone/lf_icehid.c
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@ -98,7 +98,7 @@ static uint32_t IceEM410xdemod(void) {
int type = Em410xDecode(dest, &size, &idx, &hi, &lo);
// Did we find a Short EM or a Long EM?
if ((type & (0x1 | 0x2)) == 0) {
if ((type < 0) || ((type & (0x1 | 0x2)) == 0)) {
BigBuf_free();
return PM3_ESOFT;
}

88
armsrc/lfops.c
View file

@ -1477,50 +1477,52 @@ int lf_em410x_watch(int findone, uint32_t *high, uint64_t *low) {
WDT_HIT();
int type = Em410xDecode(dest, &size, &idx, &hi, &lo);
if (type & 0x1) {
Dbprintf("EM TAG ID: " _GREEN_("%02x%08x") " - ( %05d_%03d_%08d )",
(uint32_t)(lo >> 32),
(uint32_t)lo,
(uint32_t)(lo & 0xFFFF),
(uint32_t)((lo >> 16LL) & 0xFF),
(uint32_t)(lo & 0xFFFFFF));
}
if (type & 0x2) {
Dbprintf("EM XL TAG ID: " _GREEN_("%06x%08x%08x") " - ( %05d_%03d_%08d )",
hi,
(uint32_t)(lo >> 32),
(uint32_t)lo,
(uint32_t)(lo & 0xFFFF),
(uint32_t)((lo >> 16LL) & 0xFF),
(uint32_t)(lo & 0xFFFFFF));
}
if (type & 0x4) {
uint64_t data = (lo << 20) >> 20;
// Convert back to Short ID
uint64_t id = ((uint64_t)hi << 16) | (lo >> 48);
if ((data & 0xFFFFFFFF) == 0) {
Dbprintf("EM TAG ID: " _GREEN_("%02x%08x") " - ( %05d_%03d_%08d ) Electra "_GREEN_("%i"),
(uint32_t)(id >> 32),
(uint32_t)id,
(uint32_t)(id & 0xFFFF),
(uint32_t)((id >> 16LL) & 0xFF),
(uint32_t)(id & 0xFFFFFF),
(uint32_t)(data >> 32));
} else {
Dbprintf("EM TAG ID: " _GREEN_("%02x%08x") " - ( %05d_%03d_%08d ) on 128b frame with data "_GREEN_("%03x%08x"),
(uint32_t)(id >> 32),
(uint32_t)id,
(uint32_t)(id & 0xFFFF),
(uint32_t)((id >> 16LL) & 0xFF),
(uint32_t)(id & 0xFFFFFF),
(uint32_t)(data >> 32),
(uint32_t)data);
if (type > 0) {
if (type & 0x1) {
Dbprintf("EM TAG ID: " _GREEN_("%02x%08x") " - ( %05d_%03d_%08d )",
(uint32_t)(lo >> 32),
(uint32_t)lo,
(uint32_t)(lo & 0xFFFF),
(uint32_t)((lo >> 16LL) & 0xFF),
(uint32_t)(lo & 0xFFFFFF));
}
if (type & 0x2) {
Dbprintf("EM XL TAG ID: " _GREEN_("%06x%08x%08x") " - ( %05d_%03d_%08d )",
hi,
(uint32_t)(lo >> 32),
(uint32_t)lo,
(uint32_t)(lo & 0xFFFF),
(uint32_t)((lo >> 16LL) & 0xFF),
(uint32_t)(lo & 0xFFFFFF));
}
if (type & 0x4) {
uint64_t data = (lo << 20) >> 20;
// Convert back to Short ID
uint64_t id = ((uint64_t)hi << 16) | (lo >> 48);
if ((data & 0xFFFFFFFF) == 0) {
Dbprintf("EM TAG ID: " _GREEN_("%02x%08x") " - ( %05d_%03d_%08d ) Electra "_GREEN_("%i"),
(uint32_t)(id >> 32),
(uint32_t)id,
(uint32_t)(id & 0xFFFF),
(uint32_t)((id >> 16LL) & 0xFF),
(uint32_t)(id & 0xFFFFFF),
(uint32_t)(data >> 32));
} else {
Dbprintf("EM TAG ID: " _GREEN_("%02x%08x") " - ( %05d_%03d_%08d ) on 128b frame with data "_GREEN_("%03x%08x"),
(uint32_t)(id >> 32),
(uint32_t)id,
(uint32_t)(id & 0xFFFF),
(uint32_t)((id >> 16LL) & 0xFF),
(uint32_t)(id & 0xFFFFFF),
(uint32_t)(data >> 32),
(uint32_t)data);
}
}
if (findone) {
*high = hi;
*low = lo;
break;
}
}
if ((type > 0) && findone) {
*high = hi;
*low = lo;
break;
}
hi = lo = size = idx = 0;
clk = invert = 0;