Commit | Line | Data |
---|---|---|
f0bbedf7 FT |
1 | #ifndef _UTILS_H |
2 | #define _UTILS_H | |
3 | ||
90f6e953 | 4 | #include <stdarg.h> |
04883ca4 | 5 | #include <sys/types.h> |
90f6e953 | 6 | |
b16800fa FT |
7 | #define max(a, b) (((b) > (a))?(b):(a)) |
8 | #define min(a, b) (((b) < (a))?(b):(a)) | |
9 | ||
f0bbedf7 FT |
10 | #define smalloc(size) ({void *__result__; ((__result__ = malloc(size)) == NULL)?({exit(-1); (void *)0;}):__result__;}) |
11 | #define srealloc(ptr, size) ({void *__result__; ((__result__ = realloc((ptr), (size))) == NULL)?({exit(-1); (void *)0;}):__result__;}) | |
12 | #define szmalloc(size) memset(smalloc(size), 0, size) | |
90f6e953 | 13 | #define sstrdup(str) ({const char *__strbuf__ = (str); strcpy(smalloc(strlen(__strbuf__) + 1), __strbuf__);}) |
f0bbedf7 FT |
14 | #define omalloc(o) ((o) = szmalloc(sizeof(*(o)))) |
15 | ||
16 | #define bufinit(buf) memset(&(buf), 0, sizeof(buf)) | |
5fc1bf9f | 17 | #define buffree(buf) do { if((buf).b != NULL) {free((buf).b);} bufinit(buf); } while(0) |
f0bbedf7 | 18 | #define sizebuf(buf, wanted) (_sizebuf((struct buffer *)&(buf), (wanted), sizeof(*((buf).b)))) |
dee4e642 | 19 | #define bufdel(buf, i) (memmove((buf).b + (i), (buf).b + (i) + 1, (--((buf).d) - (i)) * sizeof(*((buf).b)))) |
f0bbedf7 FT |
20 | #define bufadd(buf, new) \ |
21 | do { \ | |
22 | _sizebuf((struct buffer *)&(buf), (buf).d + 1, sizeof(*((buf).b))); \ | |
23 | (buf).b[(buf).d++] = (new); \ | |
24 | } while(0) | |
25 | #define bufcat(buf, new, size) \ | |
26 | do { \ | |
27 | size_t __bufcat_size__; \ | |
28 | __bufcat_size__ = (size); \ | |
29 | _sizebuf((struct buffer *)&(buf), (buf).d + __bufcat_size__, sizeof((buf).b)); \ | |
30 | memcpy((buf).b + (buf).d, (new), (__bufcat_size__) * sizeof(*((buf).b))); \ | |
31 | (buf).d += __bufcat_size__; \ | |
32 | } while(0) | |
90f6e953 | 33 | #define bufcatstr(buf, str) \ |
f0bbedf7 FT |
34 | do { \ |
35 | char *__buf__; \ | |
36 | __buf__ = (str); \ | |
37 | bufcat((buf), __buf__, strlen(__buf__)); \ | |
38 | } while(0) | |
90f6e953 FT |
39 | #define bufcatstr2(buf, str) \ |
40 | do { \ | |
41 | char *__buf__; \ | |
42 | __buf__ = (str); \ | |
43 | bufcat((buf), __buf__, strlen(__buf__) + 1); \ | |
44 | } while(0) | |
45 | #define bufeat(buf, len) memmove((buf).b, (buf).b + (len), (buf).d -= (len)) | |
f0bbedf7 FT |
46 | |
47 | struct buffer { | |
48 | void *b; | |
49 | size_t s, d; | |
50 | }; | |
51 | ||
52 | #define typedbuf(type) struct {type *b; size_t s, d;} | |
53 | ||
54 | struct charbuf { | |
55 | char *b; | |
56 | size_t s, d; | |
57 | }; | |
58 | ||
59 | struct charvbuf { | |
60 | char **b; | |
61 | size_t s, d; | |
62 | }; | |
63 | ||
59c94590 FT |
64 | struct btree { |
65 | struct btree *l, *r; | |
66 | int h; | |
67 | void *d; | |
68 | }; | |
69 | ||
f0bbedf7 | 70 | void _sizebuf(struct buffer *buf, size_t wanted, size_t el); |
90f6e953 FT |
71 | char *decstr(char **p, size_t *len); |
72 | char *vsprintf2(char *format, va_list al); | |
73 | char *sprintf2(char *format, ...); | |
74 | char *sprintf3(char *format, ...); | |
9aee4cbc | 75 | off_t atoo(char *n); |
f2b26d44 FT |
76 | char **tokenize(char *src); |
77 | void freeca(char **ca); | |
d1bd343c | 78 | int calen(char **a); |
d422fdfd FT |
79 | void bvprintf(struct charbuf *buf, char *format, va_list al); |
80 | void bprintf(struct charbuf *buf, char *format, ...); | |
5fc1bf9f | 81 | void replstr(char **p, char *n); |
be6e50bf FT |
82 | char *base64encode(char *data, size_t datalen); |
83 | char *base64decode(char *data, size_t *datalen); | |
59c94590 FT |
84 | int bbtreedel(struct btree **tree, void *item, int (*cmp)(void *, void *)); |
85 | void freebtree(struct btree **tree, void (*ffunc)(void *)); | |
86 | int bbtreeput(struct btree **tree, void *item, int (*cmp)(void *, void *)); | |
87 | void *btreeget(struct btree *tree, void *key, int (*cmp)(void *, void *)); | |
f0bbedf7 FT |
88 | |
89 | #endif |