8 #define max(a, b) (((b) > (a))?(b):(a))
9 #define min(a, b) (((b) < (a))?(b):(a))
11 #define smalloc(size) ({void *__result__; ((__result__ = malloc(size)) == NULL)?({abort(); (void *)0;}):__result__;})
12 #define srealloc(ptr, size) ({void *__result__; ((__result__ = realloc((ptr), (size))) == NULL)?({abort(); (void *)0;}):__result__;})
13 #define szmalloc(size) memset(smalloc(size), 0, size)
14 #define sstrdup(str) ({const char *__strbuf__ = (str); strcpy(smalloc(strlen(__strbuf__) + 1), __strbuf__);})
15 #define omalloc(o) ((o) = szmalloc(sizeof(*(o))))
17 #define bufinit(buf) memset(&(buf), 0, sizeof(buf))
18 #define buffree(buf) do { if((buf).b != NULL) {free((buf).b);} bufinit(buf); } while(0)
19 #define sizebuf(buf, wanted) (_sizebuf((struct buffer *)&(buf), (wanted), sizeof(*((buf).b))))
20 #define bufdel(buf, i) (memmove((buf).b + (i), (buf).b + (i) + 1, (--((buf).d) - (i)) * sizeof(*((buf).b))))
21 #define bufadd(buf, new) \
23 _sizebuf((struct buffer *)&(buf), (buf).d + 1, sizeof(*((buf).b))); \
24 (buf).b[(buf).d++] = (new); \
26 #define bufcat(buf, new, size) \
28 size_t __bufcat_size__; \
29 __bufcat_size__ = (size); \
30 _sizebuf((struct buffer *)&(buf), (buf).d + __bufcat_size__, sizeof((buf).b)); \
31 memcpy((buf).b + (buf).d, (new), (__bufcat_size__) * sizeof(*((buf).b))); \
32 (buf).d += __bufcat_size__; \
34 #define bufcatstr(buf, str) \
38 bufcat((buf), __buf__, strlen(__buf__)); \
40 #define bufcatstr2(buf, str) \
44 bufcat((buf), __buf__, strlen(__buf__) + 1); \
46 #define bufeat(buf, len) memmove((buf).b, (buf).b + (len), (buf).d -= (len))
53 #define typedbuf(type) struct {type *b; size_t s, d;}
71 void _sizebuf(struct buffer *buf, size_t wanted, size_t el);
72 char *decstr(char **p, size_t *len);
73 char *vsprintf2(char *format, va_list al);
74 char *sprintf2(char *format, ...);
75 char *sprintf3(char *format, ...);
77 char **tokenize(char *src);
78 void freeca(char **ca);
80 void bvprintf(struct charbuf *buf, char *format, va_list al);
81 void bprintf(struct charbuf *buf, char *format, ...);
82 void replstr(char **p, char *n);
83 char *base64encode(char *data, size_t datalen);
84 char *base64decode(char *data, size_t *datalen);
86 int bbtreedel(struct btree **tree, void *item, int (*cmp)(void *, void *));
87 void freebtree(struct btree **tree, void (*ffunc)(void *));
88 int bbtreeput(struct btree **tree, void *item, int (*cmp)(void *, void *));
89 void *btreeget(struct btree *tree, void *key, int (*cmp)(void *, void *));
90 FILE *funstdio(void *pdata,
91 ssize_t (*read)(void *pdata, void *buf, size_t len),
92 ssize_t (*write)(void *pdata, const void *buf, size_t len),
93 off_t (*seek)(void *pdata, off_t offset, int whence),
94 int (*close)(void *pdata));