diff options
Diffstat (limited to 'subversion/libsvn_subr/sha1.c')
| -rw-r--r-- | subversion/libsvn_subr/sha1.c | 82 | 
1 files changed, 0 insertions, 82 deletions
| diff --git a/subversion/libsvn_subr/sha1.c b/subversion/libsvn_subr/sha1.c deleted file mode 100644 index 45470cb10afb..000000000000 --- a/subversion/libsvn_subr/sha1.c +++ /dev/null @@ -1,82 +0,0 @@ -/* - * sha1.c: SHA1 checksum routines - * - * ==================================================================== - *    Licensed to the Apache Software Foundation (ASF) under one - *    or more contributor license agreements.  See the NOTICE file - *    distributed with this work for additional information - *    regarding copyright ownership.  The ASF licenses this file - *    to you under the Apache License, Version 2.0 (the - *    "License"); you may not use this file except in compliance - *    with the License.  You may obtain a copy of the License at - * - *      http://www.apache.org/licenses/LICENSE-2.0 - * - *    Unless required by applicable law or agreed to in writing, - *    software distributed under the License is distributed on an - *    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - *    KIND, either express or implied.  See the License for the - *    specific language governing permissions and limitations - *    under the License. - * ==================================================================== - */ - -#include <apr_sha1.h> - -#include "sha1.h" - - - -/* The SHA1 digest for the empty string. */ -static const unsigned char svn_sha1__empty_string_digest_array[] = { -  0xda, 0x39, 0xa3, 0xee, 0x5e, 0x6b, 0x4b, 0x0d, 0x32, 0x55, -  0xbf, 0xef, 0x95, 0x60, 0x18, 0x90, 0xaf, 0xd8, 0x07, 0x09 -}; - -const unsigned char * -svn_sha1__empty_string_digest(void) -{ -  return svn_sha1__empty_string_digest_array; -} - - -const char * -svn_sha1__digest_to_cstring_display(const unsigned char digest[], -                                   apr_pool_t *pool) -{ -  static const char *hex = "0123456789abcdef"; -  char *str = apr_palloc(pool, (APR_SHA1_DIGESTSIZE * 2) + 1); -  int i; - -  for (i = 0; i < APR_SHA1_DIGESTSIZE; i++) -    { -      str[i*2]   = hex[digest[i] >> 4]; -      str[i*2+1] = hex[digest[i] & 0x0f]; -    } -  str[i*2] = '\0'; - -  return str; -} - - -const char * -svn_sha1__digest_to_cstring(const unsigned char digest[], apr_pool_t *pool) -{ -  static const unsigned char zeros_digest[APR_SHA1_DIGESTSIZE] = { 0 }; - -  if (memcmp(digest, zeros_digest, APR_SHA1_DIGESTSIZE) != 0) -    return svn_sha1__digest_to_cstring_display(digest, pool); -  else -    return NULL; -} - - -svn_boolean_t -svn_sha1__digests_match(const unsigned char d1[], const unsigned char d2[]) -{ -  static const unsigned char zeros[APR_SHA1_DIGESTSIZE] = { 0 }; - -  return ((memcmp(d1, zeros, APR_SHA1_DIGESTSIZE) == 0) -          || (memcmp(d2, zeros, APR_SHA1_DIGESTSIZE) == 0) -          || (memcmp(d1, d2, APR_SHA1_DIGESTSIZE) == 0)); -} | 
