2 * Copyright (c) Christos Zoulas 2003.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
30 #include <sys/types.h>
32 #define MAGIC_NONE 0x0000000 /* No flags */
33 #define MAGIC_DEBUG 0x0000001 /* Turn on debugging */
34 #define MAGIC_SYMLINK 0x0000002 /* Follow symlinks */
35 #define MAGIC_COMPRESS 0x0000004 /* Check inside compressed files */
36 #define MAGIC_DEVICES 0x0000008 /* Look at the contents of devices */
37 #define MAGIC_MIME_TYPE 0x0000010 /* Return the MIME type */
38 #define MAGIC_CONTINUE 0x0000020 /* Return all matches */
39 #define MAGIC_CHECK 0x0000040 /* Print warnings to stderr */
40 #define MAGIC_PRESERVE_ATIME 0x0000080 /* Restore access time on exit */
41 #define MAGIC_RAW 0x0000100 /* Don't convert unprintable chars */
42 #define MAGIC_ERROR 0x0000200 /* Handle ENOENT etc as real errors */
43 #define MAGIC_MIME_ENCODING 0x0000400 /* Return the MIME encoding */
44 #define MAGIC_MIME (MAGIC_MIME_TYPE|MAGIC_MIME_ENCODING)
45 #define MAGIC_APPLE 0x0000800 /* Return the Apple creator/type */
46 #define MAGIC_EXTENSION 0x1000000 /* Return a /-separated list of
48 #define MAGIC_COMPRESS_TRANSP 0x2000000 /* Check inside compressed files
49 * but not report compression */
50 #define MAGIC_NODESC (MAGIC_EXTENSION|MAGIC_MIME|MAGIC_APPLE)
52 #define MAGIC_NO_CHECK_COMPRESS 0x0001000 /* Don't check for compressed files */
53 #define MAGIC_NO_CHECK_TAR 0x0002000 /* Don't check for tar files */
54 #define MAGIC_NO_CHECK_SOFT 0x0004000 /* Don't check magic entries */
55 #define MAGIC_NO_CHECK_APPTYPE 0x0008000 /* Don't check application type */
56 #define MAGIC_NO_CHECK_ELF 0x0010000 /* Don't check for elf details */
57 #define MAGIC_NO_CHECK_TEXT 0x0020000 /* Don't check for text files */
58 #define MAGIC_NO_CHECK_CDF 0x0040000 /* Don't check for cdf files */
59 #define MAGIC_NO_CHECK_TOKENS 0x0100000 /* Don't check tokens */
60 #define MAGIC_NO_CHECK_ENCODING 0x0200000 /* Don't check text encodings */
62 /* No built-in tests; only consult the magic file */
63 #define MAGIC_NO_CHECK_BUILTIN ( \
64 MAGIC_NO_CHECK_COMPRESS | \
65 MAGIC_NO_CHECK_TAR | \
66 /* MAGIC_NO_CHECK_SOFT | */ \
67 MAGIC_NO_CHECK_APPTYPE | \
68 MAGIC_NO_CHECK_ELF | \
69 MAGIC_NO_CHECK_TEXT | \
70 MAGIC_NO_CHECK_CDF | \
71 MAGIC_NO_CHECK_TOKENS | \
72 MAGIC_NO_CHECK_ENCODING | \
76 /* Defined for backwards compatibility (renamed) */
77 #define MAGIC_NO_CHECK_ASCII MAGIC_NO_CHECK_TEXT
79 /* Defined for backwards compatibility; do nothing */
80 #define MAGIC_NO_CHECK_FORTRAN 0x000000 /* Don't check ascii/fortran */
81 #define MAGIC_NO_CHECK_TROFF 0x000000 /* Don't check ascii/troff */
83 #define MAGIC_VERSION 522 /* This implementation */
90 typedef struct magic_set *magic_t;
91 magic_t magic_open(int);
92 void magic_close(magic_t);
94 const char *magic_getpath(const char *, int);
95 const char *magic_file(magic_t, const char *);
96 const char *magic_descriptor(magic_t, int);
97 const char *magic_buffer(magic_t, const void *, size_t);
99 const char *magic_error(magic_t);
100 int magic_setflags(magic_t, int);
102 int magic_version(void);
103 int magic_load(magic_t, const char *);
104 int magic_load_buffers(magic_t, void **, size_t *, size_t);
106 int magic_compile(magic_t, const char *);
107 int magic_check(magic_t, const char *);
108 int magic_list(magic_t, const char *);
109 int magic_errno(magic_t);
111 #define MAGIC_PARAM_INDIR_MAX 0
112 #define MAGIC_PARAM_NAME_MAX 1
113 #define MAGIC_PARAM_ELF_PHNUM_MAX 2
114 #define MAGIC_PARAM_ELF_SHNUM_MAX 3
115 #define MAGIC_PARAM_ELF_NOTES_MAX 4
117 int magic_setparam(magic_t, int, const void *);
118 int magic_getparam(magic_t, int, void *);
124 #endif /* _MAGIC_H */