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Merge pull request #2516 from Antiklesys/master

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Update legbrute for even threads
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Iceman 2024-09-16 20:04:34 +02:00 • committed by GitHub
commit f1d638c295
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1 changed files with 6 additions and 3 deletions
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client/src/cmdhficlass.c
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@ -3937,7 +3937,7 @@ static int CmdHFiClassLegRecLookUp(const char *Cmd) {
arg_str1(NULL, "csn", "<hex>", "Specify CSN as 8 hex bytes"),
arg_str1(NULL, "epurse", "<hex>", "Specify ePurse as 8 hex bytes"),
arg_str1(NULL, "macs", "<hex>", "MACs"),
arg_str1(NULL, "pk", "<hex>", "Partial Key"),
arg_str1(NULL, "pk", "<hex>", "Partial Key from legrec or starting key of keyblock from legbrute"),
arg_param_end
};
CLIExecWithReturn(ctx, Cmd, argtable, false);
@ -4009,7 +4009,7 @@ static int CmdHFiClassLegRecLookUp(const char *Cmd) {
PrintAndLogEx(SUCCESS, "Starting Key: %s", sprint_hex(startingKey, 8));
uint32_t keycount = 1000000;
uint32_t keys_per_thread = 200000;
uint32_t keys_per_thread = 250000;
uint32_t num_threads = keycount / keys_per_thread;
pthread_t threads[num_threads];
ThreadData thread_data[num_threads];
@ -4057,8 +4057,11 @@ static int CmdHFiClassLegRecLookUp(const char *Cmd) {
return PM3_EINVARG;
}
PrintAndLogEx(INFO, "Generating diversified keys...");
PrintAndLogEx(INFO, "Generating diversified keys...Index: " _YELLOW_("%d")" of ~1099511",block_index);
for (uint32_t t = 0; t < num_threads; t++) {
if(!t){
PrintAndLogEx(SUCCESS, "KeyBlock Starting Key: %s", sprint_hex(thread_data[t].keyBlock[0], 8));
}
GenerateMacKeyFrom(csn, CCNR, true, false, (uint8_t *)thread_data[t].keyBlock, keys_per_thread, prekey + (block_index * keycount) + (t * keys_per_thread));
}