X-Git-Url: https://git.cryptolib.org/?p=avr-crypto-lib.git;a=blobdiff_plain;f=skein%2Fubi512.c;h=526018fc9e4c96b6e097a4c8dabc484c1874f8a1;hp=d6bab2d30e151464eea38cb9ed29918c45ecd52c;hb=701cee0d98aab48dd3192c8cc7c77eb42581bc56;hpb=21bfb1fb168b3114f675f34e257b6acc557b2de8 diff --git a/skein/ubi512.c b/skein/ubi512.c index d6bab2d..526018f 100644 --- a/skein/ubi512.c +++ b/skein/ubi512.c @@ -1,7 +1,7 @@ /* ubi512.c */ /* - This file is part of the AVR-Crypto-Lib. - Copyright (C) 2009 Daniel Otte (daniel.otte@rub.de) + This file is part of the ARM-Crypto-Lib. + Copyright (C) 2006-2010 Daniel Otte (daniel.otte@rub.de) This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -31,19 +31,19 @@ #include "ubi.h" void ubi512_init(ubi512_ctx_t* ctx, const void* g, uint8_t type){ - memset(ctx->tweak, 0, 15); - ctx->tweak[15] = 0x40+type; + memset(ctx->tweak.v8, 0, 15); + ctx->tweak.v8[15] = 0x40+type; memcpy(ctx->g, g, UBI512_BLOCKSIZE_B); } void ubi512_nextBlock(ubi512_ctx_t* ctx, const void* block){ threefish512_ctx_t tfctx; - ((uint64_t*)(ctx->tweak))[0] += UBI512_BLOCKSIZE_B; - threefish512_init(ctx->g, ctx->tweak, &tfctx); + ctx->tweak.v64[0] += UBI512_BLOCKSIZE_B; + threefish512_init(ctx->g, ctx->tweak.v8, &tfctx); memcpy(ctx->g, block, UBI512_BLOCKSIZE_B); threefish512_enc(ctx->g, &tfctx); memxor(ctx->g, block, UBI512_BLOCKSIZE_B); - ctx->tweak[15] &= (uint8_t)~0x40; + ctx->tweak.v8[15] &= (uint8_t)~0x40; } @@ -54,11 +54,11 @@ void ubi512_lastBlock(ubi512_ctx_t* ctx, const void* block, uint16_t length_b){ block = (uint8_t*)block + UBI512_BLOCKSIZE_B; length_b -= UBI512_BLOCKSIZE; } - ctx->tweak[15] |= 0x80; - ((uint64_t*)(ctx->tweak))[0] += (length_b+7)/8; + ctx->tweak.v8[15] |= 0x80; + ctx->tweak.v64[0] += (length_b+7)/8; if(length_b & 0x07) - ctx->tweak[14] |= 0x80; - threefish512_init(ctx->g, ctx->tweak, &tfctx); + ctx->tweak.v8[14] |= 0x80; + threefish512_init(ctx->g, ctx->tweak.v8, &tfctx); memset(ctx->g, 0, UBI512_BLOCKSIZE_B); memcpy(ctx->g, block, (length_b+7)/8); if(length_b & 0x07)