libgit2/src/hash/hash_openssl.h
2012-11-13 10:23:05 -06:00

59 lines
1023 B
C

/*
* Copyright (C) 2009-2012 the libgit2 contributors
*
* This file is part of libgit2, distributed under the GNU GPL v2 with
* a Linking Exception. For full terms see the included COPYING file.
*/
#ifndef INCLUDE_hash_openssl_h__
#define INCLUDE_hash_openssl_h__
#include "hash.h"
#include <openssl/sha.h>
struct git_hash_ctx {
SHA_CTX c;
};
GIT_INLINE(git_hash_ctx *) git_hash_ctx_new(void)
{
git_hash_ctx *ctx = git__malloc(sizeof(git_hash_ctx));
if (!ctx)
return NULL;
SHA1_Init(&ctx->c);
return ctx;
}
GIT_INLINE(void) git_hash_ctx_free(git_hash_ctx *ctx)
{
if (ctx)
git__free(ctx);
}
GIT_INLINE(int) git_hash_init(git_hash_ctx *ctx)
{
assert(ctx);
SHA1_Init(&ctx->c);
return 0;
}
GIT_INLINE(int) git_hash_update(git_hash_ctx *ctx, const void *data, size_t len)
{
assert(ctx);
SHA1_Update(&ctx->c, data, len);
return 0;
}
GIT_INLINE(int) git_hash_final(git_oid *out, git_hash_ctx *ctx)
{
assert(ctx);
SHA1_Final(out->id, &ctx->c);
return 0;
}
#endif /* INCLUDE_hash_openssl_h__ */