-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256
Aloha!
Note that this patch also adds zero extension to a few of the constants
in the K constant table to fix the layout. Does not affect the
functionality per se.
- --
Med vänlig hälsning, Yours
Joachim Strömbergson - Alltid i harmonisk svängning.
========================================================================
Joachim Strömbergson Secworks AB [email protected]
========================================================================
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74c74
< 0xFC19DC68B8CD5B5ULL,0x240CA1CC77AC9C65ULL,
---
> 0x0FC19DC68B8CD5B5ULL,0x240CA1CC77AC9C65ULL,
80c80
< 0x6CA6351E003826FULL,0x142929670A0E6E70ULL,
---
> 0x06CA6351E003826FULL,0x142929670A0E6E70ULL,
99c99
< 0x6F067AA72176FBAULL,0xA637DC5A2C898A6ULL,
---
> 0x06F067AA72176FBAULL,0x0A637DC5A2C898A6ULL,
239a240,305
>
>
> /* sha-512/224 variant. */
> void
> sha512_224_init(struct sha512_ctx *ctx)
> {
> static const uint64_t H0[_SHA512_DIGEST_LENGTH] =
> {
> 0x8c3d37c819544da2ULL, 0x73e1996689dcd4d6ULL,
> 0x1dfab7ae32ff9c82ULL, 0x679dd514582f9fcfULL,
> 0x0f6d2b697bd44da8ULL, 0x77e36f7304c48942ULL,
> 0x3f9d85a86a1d36c8ULL, 0x1112e6ad91d692a1ULL,
> };
>
> memcpy(ctx->state, H0, sizeof(H0));
>
> /* Initialize bit count */
> ctx->count_low = ctx->count_high = 0;
>
> /* Initialize buffer */
> ctx->index = 0;
> }
>
> void
> sha512_224_digest(struct sha512_ctx *ctx,
> size_t length,
> uint8_t *digest)
> {
> assert(length <= SHA224_DIGEST_SIZE);
>
> sha512_write_digest(ctx, length, digest);
> sha512_224_init(ctx);
> }
>
>
> /* sha-512/256 variant. */
> void
> sha512_256_init(struct sha512_ctx *ctx)
> {
> static const uint64_t H0[_SHA512_DIGEST_LENGTH] =
> {
> 0x22312194fc2bf72cULL, 0x9f555fa3c84c64c2ULL,
> 0x2393b86b6f53b151ULL, 0x963877195940eabdULL,
> 0x96283ee2a88effe3ULL, 0xbe5e1e2553863992ULL,
> 0x2b0199fc2c85b8aaULL, 0x0eb72ddc81c52ca2ULL,
> };
>
> memcpy(ctx->state, H0, sizeof(H0));
>
> /* Initialize bit count */
> ctx->count_low = ctx->count_high = 0;
>
> /* Initialize buffer */
> ctx->index = 0;
> }
>
> void
> sha512_256_digest(struct sha512_ctx *ctx,
> size_t length,
> uint8_t *digest)
> {
> assert(length <= SHA256_DIGEST_SIZE);
>
> sha512_write_digest(ctx, length, digest);
> sha512_224_init(ctx);
> }
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