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FIX: @Aczid suggested this to fix a Coverity scan warning.

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iceman1001 2016-04-25 14:30:13 +02:00
commit ed69e099a1
1 changed files with 4 additions and 3 deletions
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7
client/cmdhfmfhard.c
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@ -1637,8 +1637,9 @@ static void brute_force(void)
PrintAndLog("Using %u-bit bitslices", MAX_BITSLICES); PrintAndLog("Using %u-bit bitslices", MAX_BITSLICES);
PrintAndLog("Bitslicing best_first_byte^uid[3] (rollback byte): %02x...", best_first_bytes[0]^(cuid>>24)); PrintAndLog("Bitslicing best_first_byte^uid[3] (rollback byte): %02x...", best_first_bytes[0]^(cuid>>24));
// convert to 32 bit little-endian // convert to 32 bit little-endian
crypto1_bs_bitslice_value32(rev32((best_first_bytes[0]^(cuid>>24))), bitsliced_rollback_byte, 8); //crypto1_bs_bitslice_value32(rev32((best_first_bytes[0]^(cuid>>24))), bitsliced_rollback_byte, 8);
crypto1_bs_bitslice_value32((best_first_bytes[0]<<24)^cuid, bitsliced_rollback_byte, 8);
PrintAndLog("Bitslicing nonces..."); PrintAndLog("Bitslicing nonces...");
for(size_t tests = 0; tests < NONCE_TESTS; tests++){ for(size_t tests = 0; tests < NONCE_TESTS; tests++){
uint32_t test_nonce = brute_force_nonces[tests]->nonce_enc; uint32_t test_nonce = brute_force_nonces[tests]->nonce_enc;
@ -1647,7 +1648,7 @@ static void brute_force(void)
crypto1_bs_bitslice_value32(cuid^test_nonce, bitsliced_encrypted_nonces[tests], 32); crypto1_bs_bitslice_value32(cuid^test_nonce, bitsliced_encrypted_nonces[tests], 32);
// convert to 32 bit little-endian // convert to 32 bit little-endian
crypto1_bs_bitslice_value32(rev32( ~(test_parity ^ ~(parity(cuid>>24 & 0xff)<<3 | parity(cuid>>16 & 0xff)<<2 | parity(cuid>>8 & 0xff)<<1 | parity(cuid&0xff)))), bitsliced_encrypted_parity_bits[tests], 4); crypto1_bs_bitslice_value32(rev32( ~(test_parity ^ ~(parity(cuid>>24 & 0xff)<<3 | parity(cuid>>16 & 0xff)<<2 | parity(cuid>>8 & 0xff)<<1 | parity(cuid&0xff)))), bitsliced_encrypted_parity_bits[tests], 4);
} }
total_states_tested = 0; total_states_tested = 0;
// count number of states to go // count number of states to go