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/* See LICENSE file for copyright and license details. */
#include "common.h"
size_t
libsha2_hmac_marshal(const struct libsha2_hmac_state *restrict state, void *restrict buf_)
{
char *restrict buf = buf_;
size_t off = 0;
if (buf)
*(int *)buf = 0; /* version */
off += sizeof(int);
off += libsha2_marshal(&state->sha2_state, buf ? &buf[off] : NULL);
if (buf)
*(size_t *)&buf[off] = state->outsize;
off += sizeof(size_t);
if (buf)
*(unsigned char *)&buf[off] = state->inited;
off += sizeof(unsigned char);
if (buf)
memcpy(&buf[off], state->ipad, state->sha2_state.chunk_size);
off += state->sha2_state.chunk_size;
if (buf)
memcpy(&buf[off], state->opad, state->sha2_state.chunk_size);
off += state->sha2_state.chunk_size;
return off;
}
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