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* 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_h__

#define INCLUDE_hash_h__

#include "common.h"

#include "git2/oid.h"

typedef struct {

void *data;

size_t len;

} git_buf_vec;

typedef enum {

GIT_HASH_ALGO_UNKNOWN = 0,

GIT_HASH_ALGO_SHA1,

} git_hash_algo_t;

#include "hash/sha1.h"

typedef struct git_hash_ctx {

union {

git_hash_sha1_ctx sha1;

};

git_hash_algo_t algo;

} git_hash_ctx;

int git_hash_global_init(void);

int git_hash_ctx_init(git_hash_ctx *ctx);

void git_hash_ctx_cleanup(git_hash_ctx *ctx);

int git_hash_init(git_hash_ctx *c);

int git_hash_update(git_hash_ctx *c, const void *data, size_t len);

int git_hash_final(git_oid *out, git_hash_ctx *c);

int git_hash_buf(git_oid *out, const void *data, size_t len);

int git_hash_vec(git_oid *out, git_buf_vec *vec, size_t n);

#endif