thodg/libgit2/src/hash.h

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• Hash : d9c0dbb0
  Author :
  Date : 2014-10-24T13:29:11
  

  hash: use CommonCrypto on OSX for SHA-1 OSX has its own cryptographic library, let's make use of it instead of calling out to OpenSSL.

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• src/hash.h

• /*
   * Copyright (C) the libgit2 contributors. All rights reserved.
   *
   * 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 "git2/oid.h"
  
  typedef struct git_hash_prov git_hash_prov;
  typedef struct git_hash_ctx 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);
  
  #if defined(GIT_COMMON_CRYPTO)
  # include "hash/hash_common_crypto.h"
  #elif defined(OPENSSL_SHA1)
  # include "hash/hash_openssl.h"
  #elif defined(WIN32_SHA1)
  # include "hash/hash_win32.h"
  #else
  # include "hash/hash_generic.h"
  #endif
  
  typedef struct {
  	void *data;
  	size_t len;
  } git_buf_vec;
  
  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 /* INCLUDE_hash_h__ */
  

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