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_CSV 0x0080000 /* Don't check for CSV files */
60 #define MAGIC_NO_CHECK_TOKENS 0x0100000 /* Don't check tokens */
61 #define MAGIC_NO_CHECK_ENCODING 0x0200000 /* Don't check text encodings */
62 #define MAGIC_NO_CHECK_JSON 0x0400000 /* Don't check for JSON files */
64 /* No built-in tests; only consult the magic file */
65 #define MAGIC_NO_CHECK_BUILTIN ( \
66 MAGIC_NO_CHECK_COMPRESS | \
67 MAGIC_NO_CHECK_TAR | \
68 /* MAGIC_NO_CHECK_SOFT | */ \
69 MAGIC_NO_CHECK_APPTYPE | \
70 MAGIC_NO_CHECK_ELF | \
71 MAGIC_NO_CHECK_TEXT | \
72 MAGIC_NO_CHECK_CSV | \
73 MAGIC_NO_CHECK_CDF | \
74 MAGIC_NO_CHECK_TOKENS | \
75 MAGIC_NO_CHECK_ENCODING | \
76 MAGIC_NO_CHECK_JSON | \
80 #define MAGIC_SNPRINTB "\177\020\
93 b\14no_check_compress\0\
96 b\17no_check_sapptype\0\
100 b\23no_check_reserved0\0\
101 b\24no_check_tokens\0\
102 b\25no_check_encoding\0\
104 b\27no_check_reserved2\0\
106 b\31transp_compression\0\
109 /* Defined for backwards compatibility (renamed) */
110 #define MAGIC_NO_CHECK_ASCII MAGIC_NO_CHECK_TEXT
112 /* Defined for backwards compatibility; do nothing */
113 #define MAGIC_NO_CHECK_FORTRAN 0x000000 /* Don't check ascii/fortran */
114 #define MAGIC_NO_CHECK_TROFF 0x000000 /* Don't check ascii/troff */
116 #define MAGIC_VERSION X.YY /* This implementation */
123 typedef struct magic_set
*magic_t
;
124 magic_t
magic_open(int);
125 void magic_close(magic_t
);
127 const char *magic_getpath(const char *, int);
128 const char *magic_file(magic_t
, const char *);
129 const char *magic_descriptor(magic_t
, int);
130 const char *magic_buffer(magic_t
, const void *, size_t);
132 const char *magic_error(magic_t
);
133 int magic_getflags(magic_t
);
134 int magic_setflags(magic_t
, int);
136 int magic_version(void);
137 int magic_load(magic_t
, const char *);
138 int magic_load_buffers(magic_t
, void **, size_t *, size_t);
140 int magic_compile(magic_t
, const char *);
141 int magic_check(magic_t
, const char *);
142 int magic_list(magic_t
, const char *);
143 int magic_errno(magic_t
);
145 #define MAGIC_PARAM_INDIR_MAX 0
146 #define MAGIC_PARAM_NAME_MAX 1
147 #define MAGIC_PARAM_ELF_PHNUM_MAX 2
148 #define MAGIC_PARAM_ELF_SHNUM_MAX 3
149 #define MAGIC_PARAM_ELF_NOTES_MAX 4
150 #define MAGIC_PARAM_REGEX_MAX 5
151 #define MAGIC_PARAM_BYTES_MAX 6
153 int magic_setparam(magic_t
, int, const void *);
154 int magic_getparam(magic_t
, int, void *);
160 #endif /* _MAGIC_H */