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📄 adler32.c(3.16 KB)
📄 atomic.c(7.23 KB)
📄 auth.c(32.4 KB)
📄 auth.h(6.1 KB)
📄 base64.c(19.18 KB)
📄 bit_array.c(6.26 KB)
📄 cache-inprocess.c(21.2 KB)
📄 cache-membuffer.c(116.43 KB)
📄 cache-memcache.c(17.35 KB)
📄 cache-null.c(4.35 KB)
📄 cache.c(10.22 KB)
📄 cache.h(4.03 KB)
📄 cache_config.c(6.01 KB)
📄 checksum.c(24.17 KB)
📄 checksum.h(2.32 KB)
📄 cmdline.c(58.99 KB)
📄 compat.c(5.28 KB)
📄 compress_lz4.c(4.51 KB)
📄 compress_zlib.c(6.85 KB)
📄 config.c(39.66 KB)
📄 config_auth.c(8.65 KB)
📄 config_file.c(70.25 KB)
📄 config_impl.h(6.15 KB)
📄 config_keys.inc(2.65 KB)
📄 config_win.c(9.61 KB)
📄 crypto.c(25.19 KB)
📄 crypto.h(5.43 KB)
📄 ctype.c(13.81 KB)
📄 date.c(12.86 KB)
📄 debug.c(3.77 KB)
📄 deprecated.c(64.3 KB)
📄 dirent_uri.c(80.17 KB)
📄 dirent_uri.h(1.43 KB)
📄 dso.c(3.74 KB)
📄 encode.c(2.69 KB)
📄 eol.c(2.79 KB)
📄 error.c(24.52 KB)
📄 errorcode.inc(4.27 KB)
📄 fnv1a.c(6.92 KB)
📄 fnv1a.h(3.04 KB)
📄 genctype.py(3.84 KB)
📄 gpg_agent.c(22.29 KB)
📄 hash.c(19.59 KB)
📄 internal_statements.h(1.87 KB)
📄 internal_statements.sql(1.58 KB)
📄 io.c(182.6 KB)
📄 iter.c(3.84 KB)
📄 libsvn_subr.pc.in(515 B)
📄 lock.c(1.69 KB)
📄 log.c(14 KB)
📁 lz4
📄 macos_keychain.c(9.7 KB)
📄 magic.c(5.25 KB)
📄 md5.c(1.8 KB)
📄 mergeinfo.c(89.24 KB)
📄 mutex.c(3.06 KB)
📄 nls.c(3.06 KB)
📄 object_pool.c(9.76 KB)
📄 opt.c(39.34 KB)
📄 opt.h(1.89 KB)
📄 packed_data.c(33.43 KB)
📄 path.c(35.99 KB)
📄 pool.c(4.35 KB)
📄 pools.h(1.45 KB)
📄 prefix_string.c(10.65 KB)
📄 prompt.c(28.82 KB)
📄 properties.c(13.59 KB)
📄 quoprint.c(8.96 KB)
📄 root_pools.c(3.15 KB)
📄 simple_providers.c(25.54 KB)
📄 skel.c(23.04 KB)
📄 sorts.c(15.9 KB)
📄 spillbuf.c(19.78 KB)
📄 sqlite.c(49.68 KB)
📄 sqlite3wrapper.c(3.16 KB)
📄 ssl_client_cert_providers.c(6.66 KB)
📄 ssl_client_cert_pw_providers.c(18.93 KB)
📄 ssl_server_trust_providers.c(7.77 KB)
📄 stream.c(65.69 KB)
📄 string.c(40.2 KB)
📄 subst.c(67.57 KB)
📄 sysinfo.c(43.67 KB)
📄 sysinfo.h(2.58 KB)
📄 target.c(11.58 KB)
📄 temp_serializer.c(14.02 KB)
📄 time.c(9.08 KB)
📄 token.c(2.58 KB)
📄 types.c(9.43 KB)
📄 user.c(2.66 KB)
📄 username_providers.c(9.2 KB)
📄 utf.c(40.38 KB)
📁 utf8proc
📄 utf8proc.c(20.71 KB)
📄 utf_validate.c(13.3 KB)
📄 utf_width.c(10.85 KB)
📄 validate.c(3.35 KB)
📄 version.c(9.89 KB)
📄 win32_crashrpt.c(25.06 KB)
📄 win32_crashrpt.h(1.35 KB)
📄 win32_crashrpt_dll.h(4 KB)
📄 win32_crypto.c(18.12 KB)
📄 win32_xlate.c(7.3 KB)
📄 win32_xlate.h(2.11 KB)
📄 x509.h(3.75 KB)
📄 x509info.c(9.53 KB)
📄 x509parse.c(35.77 KB)
📄 xml.c(20.01 KB)

Editing: magic.c

/*
 * magic.c:  wrappers around libmagic
 *
 * ====================================================================
 *    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.
 * ====================================================================
 */

/* ==================================================================== */

/*** Includes. ***/

#include <apr_lib.h>
#include <apr_file_info.h>

#include "svn_io.h"
#include "svn_types.h"
#include "svn_pools.h"
#include "svn_error.h"
#include "svn_config.h"
#include "svn_hash.h"

#include "svn_private_config.h"

#include "private/svn_magic.h"

#ifdef SVN_HAVE_LIBMAGIC
#include <magic.h>
#endif

struct svn_magic__cookie_t {
#ifdef SVN_HAVE_LIBMAGIC
  magic_t magic;
#else
  char dummy;
#endif
};

#ifdef SVN_HAVE_LIBMAGIC
/* Close the magic database. */
static apr_status_t
close_magic_cookie(void *baton)
{
  svn_magic__cookie_t *mc = (svn_magic__cookie_t*)baton;
  magic_close(mc->magic);
  return APR_SUCCESS;
}
#endif

svn_error_t *
svn_magic__init(svn_magic__cookie_t **magic_cookie,
                apr_hash_t *config,
                apr_pool_t *result_pool)
{
  svn_magic__cookie_t *mc = NULL;

#ifdef SVN_HAVE_LIBMAGIC
  if (config)
    {
      svn_boolean_t enable;
      svn_config_t *cfg = svn_hash_gets(config, SVN_CONFIG_CATEGORY_CONFIG);

SVN_ERR(svn_config_get_bool(cfg, &enable,
                                  SVN_CONFIG_SECTION_MISCELLANY,
                                  SVN_CONFIG_OPTION_ENABLE_MAGIC_FILE,
                                  TRUE));
      if (!enable)
        {
          *magic_cookie = NULL;
          return SVN_NO_ERROR;
        }
    }

mc = apr_palloc(result_pool, sizeof(*mc));

/* Initialise libmagic. */
#ifndef MAGIC_MIME_TYPE
  /* Some old versions of libmagic don't support MAGIC_MIME_TYPE.
   * We can use MAGIC_MIME instead. It returns more than we need
   * but we can work around that (see below). */
  mc->magic = magic_open(MAGIC_MIME | MAGIC_ERROR);
#else
  mc->magic = magic_open(MAGIC_MIME_TYPE | MAGIC_ERROR);
#endif
  if (mc->magic)
    {
      /* This loads the default magic database.
       * Point the MAGIC environment variable at your favourite .mgc
       * file to load a non-default database. */
      if (magic_load(mc->magic, NULL) == -1)
        {
          magic_close(mc->magic);
          mc = NULL;
        }
      else
        apr_pool_cleanup_register(result_pool, mc, close_magic_cookie,
                                  apr_pool_cleanup_null);
    }
#endif

*magic_cookie = mc;

return SVN_NO_ERROR;
}

svn_error_t *
svn_magic__detect_binary_mimetype(const char **mimetype,
                                  const char *local_abspath,
                                  svn_magic__cookie_t *magic_cookie,
                                  apr_pool_t *result_pool,
                                  apr_pool_t *scratch_pool)
{
  const char *magic_mimetype = NULL;
#ifdef SVN_HAVE_LIBMAGIC
  apr_finfo_t finfo;

/* Do not ask libmagic for the mime-types of empty files.
   * This prevents mime-types like "application/x-empty" from making
   * Subversion treat empty files as binary. */
  SVN_ERR(svn_io_stat(&finfo, local_abspath, APR_FINFO_SIZE, scratch_pool));
  if (finfo.size > 0)
    {
      magic_mimetype = magic_file(magic_cookie->magic, local_abspath);
      if (magic_mimetype)
        {
          /* Only return binary mime-types. */
          if (strncmp(magic_mimetype, "text/", 5) == 0)
            magic_mimetype = NULL;
          else
            {
              svn_error_t *err;
#ifndef MAGIC_MIME_TYPE
              char *p;

/* Strip off trailing stuff like " charset=ascii". */
              p = strchr(magic_mimetype, ' ');
              if (p)
                *p = '\0';
#endif
              /* Make sure we got a valid mime type. */
              err = svn_mime_type_validate(magic_mimetype, scratch_pool);
              if (err)
                {
                  if (err->apr_err == SVN_ERR_BAD_MIME_TYPE)
                    {
                      svn_error_clear(err);
                      magic_mimetype = NULL;
                    }
                  else
                    return svn_error_trace(err);
                }
              else
                {
                  /* The string is allocated from memory managed by libmagic
                   * so we must copy it to the result pool. */
                  magic_mimetype = apr_pstrdup(result_pool, magic_mimetype);
                }
            }
        }
    }
#endif

*mimetype = magic_mimetype;
  return SVN_NO_ERROR;
}

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Editing: magic.c

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