X-Git-Url: https://git.cryptolib.org/?p=arm-crypto-lib.git;a=blobdiff_plain;f=skein%2Fubi512.c;h=526018fc9e4c96b6e097a4c8dabc484c1874f8a1;hp=e0e6dc0d444596fe266d45ec2f3b3fd09894fd77;hb=6095187b080b960d111a54f18a3b2da788d2d59d;hpb=f3456452a0f13bfe6d332aaeeada5b626dac2739 diff --git a/skein/ubi512.c b/skein/ubi512.c index e0e6dc0..526018f 100644 --- a/skein/ubi512.c +++ b/skein/ubi512.c @@ -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)