80 lines
1.9 KiB
C
80 lines
1.9 KiB
C
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/*
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* Copyright (c) 2024 Lucas Gabriel Vuotto <lucas@lgv5.net>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include "lilcrypto.h"
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#include "hash.h"
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int
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lc_hash_init(struct lc_hash_ctx *ctx)
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{
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return ctx->impl->init(ctx->arg);
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}
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int
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lc_hash_update(struct lc_hash_ctx *ctx, const uint8_t *in, size_t inlen)
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{
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return ctx->impl->update(ctx->arg, in, inlen);
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}
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int
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lc_hash_final(struct lc_hash_ctx *ctx, uint8_t *out, size_t *outlen)
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{
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return ctx->impl->final(ctx->arg, out, outlen);
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}
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int
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lc_hash(const struct lc_hash_impl *impl, uint8_t *out, size_t *outlen,
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const uint8_t *in, size_t inlen)
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{
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return impl->hash(out, outlen, in, inlen);
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}
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struct lc_hash_ctx *
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lc_hash_ctx_new(const struct lc_hash_impl *impl)
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{
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struct lc_hash_ctx *ctx;
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ctx = malloc(sizeof(*ctx));
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if (ctx == NULL)
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return NULL;
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if (impl->ctx_new != NULL) {
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ctx->arg = impl->ctx_new();
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if (ctx->arg == NULL) {
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free(ctx);
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return NULL;
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}
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} else
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ctx->arg = NULL;
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ctx->impl = impl;
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return ctx;
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}
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void
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lc_hash_ctx_free(struct lc_hash_ctx *ctx)
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{
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if (ctx != NULL) {
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if (ctx->impl != NULL && ctx->impl->ctx_free != NULL)
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ctx->impl->ctx_free(ctx->arg);
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free(ctx->arg);
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}
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free(ctx);
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}
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