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 0x000000 /* No flags */
33 #define MAGIC_DEBUG 0x000001 /* Turn on debugging */
34 #define MAGIC_SYMLINK 0x000002 /* Follow symlinks */
35 #define MAGIC_COMPRESS 0x000004 /* Check inside compressed files */
36 #define MAGIC_DEVICES 0x000008 /* Look at the contents of devices */
37 #define MAGIC_MIME_TYPE 0x000010 /* Return the MIME type */
38 #define MAGIC_CONTINUE 0x000020 /* Return all matches */
39 #define MAGIC_CHECK 0x000040 /* Print warnings to stderr */
40 #define MAGIC_PRESERVE_ATIME 0x000080 /* Restore access time on exit */
41 #define MAGIC_RAW 0x000100 /* Don't translate unprintable chars */
42 #define MAGIC_ERROR 0x000200 /* Handle ENOENT etc as real errors */
43 #define MAGIC_MIME_ENCODING 0x000400 /* Return the MIME encoding */
44 #define MAGIC_MIME (MAGIC_MIME_TYPE|MAGIC_MIME_ENCODING)
45 #define MAGIC_APPLE 0x000800 /* Return the Apple creator and type */
46
47 #define MAGIC_NO_CHECK_COMPRESS 0x001000 /* Don't check for compressed files */
48 #define MAGIC_NO_CHECK_TAR 0x002000 /* Don't check for tar files */
49 #define MAGIC_NO_CHECK_SOFT 0x004000 /* Don't check magic entries */
50 #define MAGIC_NO_CHECK_APPTYPE 0x008000 /* Don't check application type */
51 #define MAGIC_NO_CHECK_ELF 0x010000 /* Don't check for elf details */
52 #define MAGIC_NO_CHECK_TEXT 0x020000 /* Don't check for text files */
53 #define MAGIC_NO_CHECK_CDF 0x040000 /* Don't check for cdf files */
54 #define MAGIC_NO_CHECK_TOKENS 0x100000 /* Don't check tokens */
55 #define MAGIC_NO_CHECK_ENCODING 0x200000 /* Don't check text encodings */
56
57 /* No built-in tests; only consult the magic file */
58 #define MAGIC_NO_CHECK_BUILTIN ( \
59 MAGIC_NO_CHECK_COMPRESS | \
60 MAGIC_NO_CHECK_TAR | \
61 /* MAGIC_NO_CHECK_SOFT | */ \
62 MAGIC_NO_CHECK_APPTYPE | \
63 MAGIC_NO_CHECK_ELF | \
64 MAGIC_NO_CHECK_TEXT | \
65 MAGIC_NO_CHECK_CDF | \
66 MAGIC_NO_CHECK_TOKENS | \
67 MAGIC_NO_CHECK_ENCODING | \
68 0 \
69 )
70
71 /* Defined for backwards compatibility (renamed) */
72 #define MAGIC_NO_CHECK_ASCII MAGIC_NO_CHECK_TEXT
73
74 /* Defined for backwards compatibility; do nothing */
75 #define MAGIC_NO_CHECK_FORTRAN 0x000000 /* Don't check ascii/fortran */
76 #define MAGIC_NO_CHECK_TROFF 0x000000 /* Don't check ascii/troff */
77
78 #define MAGIC_VERSION 522 /* This implementation */
79
80
81 #ifdef __cplusplus
82 extern "C" {
83 #endif
84
85 typedef struct magic_set *magic_t;
86 magic_t magic_open(int);
87 void magic_close(magic_t);
88
89 const char *magic_getpath(const char *, int);
90 const char *magic_file(magic_t, const char *);
91 const char *magic_stream(magic_t, php_stream *);
92 const char *magic_descriptor(magic_t, int);
93 const char *magic_buffer(magic_t, const void *, size_t);
94
95 const char *magic_error(magic_t);
96 int magic_setflags(magic_t, int);
97
98 int magic_version(void);
99 int magic_load(magic_t, const char *);
100 int magic_load_buffers(magic_t, void **, size_t *, size_t);
101
102 int magic_compile(magic_t, const char *);
103 int magic_list(magic_t, const char *);
104 int magic_errno(magic_t);
105
106 #define MAGIC_PARAM_INDIR_MAX 0
107 #define MAGIC_PARAM_NAME_MAX 1
108 #define MAGIC_PARAM_ELF_PHNUM_MAX 2
109 #define MAGIC_PARAM_ELF_SHNUM_MAX 3
110 #define MAGIC_PARAM_ELF_NOTES_MAX 4
111
112 int magic_setparam(magic_t, int, const void *);
113 int magic_getparam(magic_t, int, void *);
114
115 #ifdef __cplusplus
116 };
117 #endif
118
119 #endif /* _MAGIC_H */