#define _UTILS_H
#include <stdarg.h>
+#include <sys/types.h>
#define max(a, b) (((b) > (a))?(b):(a))
#define min(a, b) (((b) < (a))?(b):(a))
size_t s, d;
};
+struct btree {
+ struct btree *l, *r;
+ int h;
+ void *d;
+};
+
void _sizebuf(struct buffer *buf, size_t wanted, size_t el);
char *decstr(char **p, size_t *len);
char *vsprintf2(char *format, va_list al);
void bvprintf(struct charbuf *buf, char *format, va_list al);
void bprintf(struct charbuf *buf, char *format, ...);
void replstr(char **p, char *n);
+char *base64encode(char *data, size_t datalen);
+char *base64decode(char *data, size_t *datalen);
+int bbtreedel(struct btree **tree, void *item, int (*cmp)(void *, void *));
+void freebtree(struct btree **tree, void (*ffunc)(void *));
+int bbtreeput(struct btree **tree, void *item, int (*cmp)(void *, void *));
+void *btreeget(struct btree *tree, void *key, int (*cmp)(void *, void *));
#endif