PinLin/holycard-cracker
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Added online count of cracking progress

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This commit is contained in:
Aram
2016-05-03 06:14:11 +02:00
parent e6aeccb254
commit 6a2aae0cd9
2 changed files with 10 additions and 0 deletions
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9
crypto1_bs_crack.c
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@ -123,6 +123,13 @@ inline uint64_t crack_states_bitsliced(uint32_t **task){
#ifdef EXACT_COUNT #ifdef EXACT_COUNT
bucket_states_tested += bucket_size[block_idx]; bucket_states_tested += bucket_size[block_idx];
#ifdef ONLINE_COUNT
__sync_fetch_and_add(&total_states_tested, bucket_size[block_idx]);
#endif
#else
#ifdef ONLINE_COUNT
__sync_fetch_and_add(&total_states_tested, MAX_BITSLICES);
#endif
#endif #endif
// pre-compute first keystream and feedback bit vectors // pre-compute first keystream and feedback bit vectors
const bitslice_value_t ksb = crypto1_bs_f20(state_p); const bitslice_value_t ksb = crypto1_bs_f20(state_p);
@ -215,6 +222,8 @@ out:
for(size_t block_idx = 0; block_idx < bitsliced_blocks; ++block_idx){ for(size_t block_idx = 0; block_idx < bitsliced_blocks; ++block_idx){
free(bitsliced_even_states[block_idx]-ROLLBACK_SIZE); free(bitsliced_even_states[block_idx]-ROLLBACK_SIZE);
} }
#ifndef ONLINE_COUNT
__sync_fetch_and_add(&total_states_tested, bucket_states_tested); __sync_fetch_and_add(&total_states_tested, bucket_states_tested);
#endif
return key; return key;
} }

1
libnfc_crypto1_crack.c
View File

@ -292,6 +292,7 @@ POSSIBILITY OF SUCH DAMAGES.
#include <nfc/nfc.h> #include <nfc/nfc.h>
#include <math.h> #include <math.h>
#define ONLINE_COUNT
#include "crypto1_bs_crack.h" #include "crypto1_bs_crack.h"
extern uint64_t * crypto1_create(uint64_t key); extern uint64_t * crypto1_create(uint64_t key);