2 * Sherlock Library -- Miscellaneous Functions
4 * (c) 1997--2000 Martin Mares <mj@ucw.cz>
8 * This file should be included as the very first include in all
9 * source files, especially before all OS includes since it sets
10 * up libc feature macros.
13 #ifndef _SHERLOCK_LIB_H
14 #define _SHERLOCK_LIB_H
16 #include "lib/config.h"
18 /* Tell libc we're going to use all extensions available */
23 #define NULL ((void *)0)
26 /* Ugly structure handling macros */
28 #define OFFSETOF(s, i) ((unsigned int)&((s *)0)->i)
29 #define SKIP_BACK(s, i, p) ((s *)((char *)p - OFFSETOF(s, i)))
30 #define ALIGN(s, a) (((s)+a-1)&~(a-1))
42 void open_temp(struct tempfile *, byte *);
43 void delete_temp(struct tempfile *);
47 #define TF_GENERIC "t"
48 #define TF_QUEUE_CONTROL "c"
49 #define TF_QUEUE_DATA "d"
51 #define TF_TRANSFORM "s"
56 /* FIXME: Define new logging mechanism? */
64 void log(byte *, ...);
65 void die(byte *, ...) NONRET;
67 void open_log_file(byte *);
70 #define ASSERT(x) do { if (!(x)) die("Assertion `%s' failed at %s:%d", #x, __FILE__, __LINE__); } while(0)
72 #define ASSERT(x) do { } while(0)
79 * The standard dmalloc macros tend to produce lots of namespace
80 * conflicts and we use only xmalloc and xfree, so we can define
81 * the stubs ourselves.
83 #define DMALLOC_DISABLE
85 #define xmalloc(size) _xmalloc_leap(__FILE__, __LINE__, size)
86 #define xrealloc(ptr,size) _xrealloc_leap(__FILE__, __LINE__, ptr, size)
87 #define xfree(ptr) _xfree_leap(__FILE__, __LINE__, ptr)
90 * Unfortunately, several libraries we might want to link to define
91 * their own xmalloc and we don't want to interfere with them, hence
94 #define xmalloc bird_xmalloc
95 void *xmalloc(unsigned);
96 void *xrealloc(void *, unsigned);
97 #define xfree(x) free(x)
100 byte *stralloc(byte *);
102 /* Content-Type pattern matching and filters */
104 int match_ct_patt(byte *, byte *);
112 int wordsplit(byte *, byte **, uns);
116 int match_pattern(byte *, byte *);
117 int match_pattern_nocase(byte *, byte *);
121 void md5_to_hex(byte *, byte *);
122 void hex_to_md5(byte *, byte *);
125 #define MD5_HEX_SIZE 33
134 void init_timer(void);
139 typedef struct regex regex;
141 regex *rx_compile(byte *r);
142 void rx_free(regex *r);
143 int rx_match(regex *r, byte *s);
144 int rx_subst(regex *r, byte *by, byte *src, byte *dest, uns destlen);
152 void *mmap_file(byte *name, unsigned *len);