contrib/file-4/src/magic.h

   1 /*
   2  * Copyright (c) Christos Zoulas 2003.
   3  * All Rights Reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice immediately at the beginning of the file, without modification,
  10  *    this list of conditions, and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
  19  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25  * SUCH DAMAGE.
  26  */
  27 #ifndef _MAGIC_H
  28 #define _MAGIC_H
  29
  30 #include <sys/types.h>
  31
  32 #define MAGIC_NONE              0x000   /* No flags */
  33 #define MAGIC_DEBUG             0x001   /* Turn on debugging */
  34 #define MAGIC_SYMLINK           0x002   /* Follow symlinks */
  35 #define MAGIC_COMPRESS          0x004   /* Check inside compressed files */
  36 #define MAGIC_DEVICES           0x008   /* Look at the contents of devices */
  37 #define MAGIC_MIME              0x010   /* Return a mime string */
  38 #define MAGIC_CONTINUE          0x020   /* Return all matches */
  39 #define MAGIC_CHECK             0x040   /* Print warnings to stderr */
  40 #define MAGIC_PRESERVE_ATIME    0x080   /* Restore access time on exit */
  41 #define MAGIC_RAW               0x100   /* Don't translate unprintable chars */
  42 #define MAGIC_ERROR             0x200   /* Handle ENOENT etc as real errors */
  43
  44 #ifdef __cplusplus
  45 extern "C" {
  46 #endif
  47
  48 typedef struct magic_set *magic_t;
  49 magic_t magic_open(int);
  50 void magic_close(magic_t);
  51
  52 const char *magic_file(magic_t, const char *);
  53 const char *magic_buffer(magic_t, const void *, size_t);
  54
  55 const char *magic_error(magic_t);
  56 int magic_setflags(magic_t, int);
  57
  58 int magic_load(magic_t, const char *);
  59 int magic_compile(magic_t, const char *);
  60 int magic_check(magic_t, const char *);
  61 int magic_errno(magic_t);
  62
  63 #ifdef __cplusplus
  64 };
  65 #endif
  66
  67 #endif /* _MAGIC_H */