X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/c9ad641b61c6fc5e4b77b181ad9b58b8723f56c6..385c1a5ebc90f134d9856f491065476e8ef44741:/common/crapto1/crapto1.h diff --git a/common/crapto1/crapto1.h b/common/crapto1/crapto1.h index aef59b03..8e79d224 100644 --- a/common/crapto1/crapto1.h +++ b/common/crapto1/crapto1.h @@ -25,7 +25,7 @@ extern "C" { #endif struct Crypto1State {uint32_t odd, even;}; -#if defined(__arm__) +#if defined(__arm__) && !defined(__linux__) && !defined(_WIN32) && !defined(__APPLE__) // bare metal ARM Proxmark lacks malloc()/free() void crypto1_create(struct Crypto1State *s, uint64_t key); #else struct Crypto1State *crypto1_create(uint64_t key); @@ -41,7 +41,7 @@ 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]); +lfsr_common_prefix(uint32_t pfx, uint32_t rr, uint8_t ks[8], uint8_t par[8][8], uint32_t no_par); uint8_t lfsr_rollback_bit(struct Crypto1State* s, uint32_t in, int fb); @@ -53,7 +53,7 @@ int nonce_distance(uint32_t from, uint32_t to); int __i;\ for(; __n < 1 << 16; N = prng_successor(__M = ++__n, 16))\ for(__i = FSIZE - 1; __i >= 0; __i--)\ - if(BIT(FILTER, __i) ^ parity(__M & 0xFF01))\ + if(BIT(FILTER, __i) ^ evenparity32(__M & 0xFF01))\ break;\ else if(__i)\ __M = prng_successor(__M, (__i == 7) ? 48 : 8);\ @@ -63,24 +63,6 @@ int nonce_distance(uint32_t from, uint32_t to); #define LF_POLY_EVEN (0x870804) #define BIT(x, n) ((x) >> (n) & 1) #define BEBIT(x, n) BIT(x, (n) ^ 24) -static inline int parity(uint32_t x) -{ -#if !defined __i386__ || !defined __GNUC__ - x ^= x >> 16; - x ^= x >> 8; - 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" - "xor %%ch, %%cl\n" - "setpo %%al\n" - "movzx %%al, %0\n": "=r"(x) : "r"(x): "eax","ecx"); - return x; -#endif -} static inline int filter(uint32_t const x) { uint32_t f;