X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=skein%2Fthreefish1024_enc.c;h=662e79dd1c03a54db44aba7ecaacef7e9664b1b2;hb=deca11a7e7be5605c387aa2cd577e22925854ff8;hp=99cca17e651eae4e9fc22d28c53a0d60600cec69;hpb=bd9d6731486cac11f6b294b3c84681eb65947f3d;p=avr-crypto-lib.git diff --git a/skein/threefish1024_enc.c b/skein/threefish1024_enc.c index 99cca17..662e79d 100644 --- a/skein/threefish1024_enc.c +++ b/skein/threefish1024_enc.c @@ -33,7 +33,7 @@ #define X(a) (((uint64_t*)data)[(a)]) static -void permute_16(void* data){ +void permute_16(void *data){ uint64_t t; t = X(1); X(1) = X(9); @@ -55,12 +55,13 @@ void permute_16(void* data){ X(14) = t; } -#define THREEFISH_KEY_CONST 0x5555555555555555LL /* 2**64/3 */ +//#define THREEFISH_KEY_CONST 0x5555555555555555LL /* 2**64/3 */ +#define THREEFISH_KEY_CONST 0x1BD11BDAA9FC1A22LL #define K(s) (((uint64_t*)key)[(s)]) #define T(s) (((uint64_t*)tweak)[(s)]) -void threefish1024_init(const void* key, const void* tweak, threefish1024_ctx_t* ctx){ +void threefish1024_init(const void *key, const void *tweak, threefish1024_ctx_t *ctx){ memcpy(ctx->k, key, 16*8); if(tweak){ memcpy(ctx->t, tweak, 2*8); @@ -76,7 +77,7 @@ void threefish1024_init(const void* key, const void* tweak, threefish1024_ctx_t* } static -void add_key_16(void* data, const threefish1024_ctx_t* ctx, uint8_t s){ +void add_key_16(void *data, const threefish1024_ctx_t *ctx, uint8_t s){ uint8_t i; for(i=0; i<13; ++i){ X(i) += ctx->k[(s+i)%17]; @@ -86,7 +87,7 @@ void add_key_16(void* data, const threefish1024_ctx_t* ctx, uint8_t s){ X(15) += ctx->k[(s+15)%17] + s; } -void threefish1024_enc(void* data, const threefish1024_ctx_t* ctx){ +void threefish1024_enc(void *data, const threefish1024_ctx_t *ctx){ uint8_t i=0,s=0; /* old constans, changed at round 2 of the SHA-3 contest uint8_t r0[8] = {55, 25, 33, 34, 28, 17, 58, 47};