X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/20f9a2a1d54952ed15066c93490f0e8fb0d43b67..1a4b907335746ab94eb8bb78e2625c6f98584ac3:/armsrc/crapto1.h diff --git a/armsrc/crapto1.h b/armsrc/crapto1.h index b144853c..54d66c28 100644 --- a/armsrc/crapto1.h +++ b/armsrc/crapto1.h @@ -15,7 +15,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, US$ - Copyright (C) 2008-2008 bla + Copyright (C) 2008-2014 bla */ #ifndef CRAPTO1_INCLUDED #define CRAPTO1_INCLUDED @@ -32,17 +32,20 @@ uint8_t crypto1_bit(struct Crypto1State*, uint8_t, int); uint8_t crypto1_byte(struct Crypto1State*, uint8_t, int); uint32_t crypto1_word(struct Crypto1State*, uint32_t, int); uint32_t prng_successor(uint32_t x, uint32_t n); +uint32_t prng_successor_one(uint32_t x); struct Crypto1State* lfsr_recovery32(uint32_t ks2, uint32_t in); struct Crypto1State* lfsr_recovery64(uint32_t ks2, uint32_t ks3); uint32_t *lfsr_prefix_ks(uint8_t ks[8], int isodd); -struct Crypto1State* -lfsr_common_prefix(uint32_t pfx, uint32_t rr, uint8_t ks[8], uint8_t par[8][8]); +struct Crypto1State* lfsr_common_prefix(uint32_t pfx, uint32_t rr, uint8_t ks[8], uint8_t par[8][8]); uint8_t lfsr_rollback_bit(struct Crypto1State* s, uint32_t in, int fb); uint8_t lfsr_rollback_byte(struct Crypto1State* s, uint32_t in, int fb); uint32_t lfsr_rollback_word(struct Crypto1State* s, uint32_t in, int fb); int nonce_distance(uint32_t from, uint32_t to); +#define SWAPENDIAN(x)\ + (x = (x >> 8 & 0xff00ff) | (x & 0xff00ff) << 8, x = x >> 16 | x << 16) + #define FOREACH_VALID_NONCE(N, FILTER, FSIZE)\ uint32_t __n = 0,__M = 0, N = 0;\ int __i;\ @@ -66,10 +69,10 @@ static inline int parity(uint32_t x) x ^= x >> 4; return BIT(0x6996, x & 0xf); #else - asm( "movl %1, %%eax\n" - "mov %%ax, %%cx\n" - "shrl $0x10, %%eax\n" - "xor %%ax, %%cx\n" + __asm__( "movl %1, %%eax\n" + "mov %%ax, %%cx\n" + "shrl $0x10, %%eax\n" + "xor %%ax, %%cx\n" "xor %%ch, %%cl\n" "setpo %%al\n" "movzx %%al, %0\n": "=r"(x) : "r"(x): "eax","ecx");