int uh_b64decode(char *buf, int blen, const void *src, int slen);
bool uh_path_match(const char *prefix, const char *url);
char *uh_split_header(char *str);
int uh_b64decode(char *buf, int blen, const void *src, int slen);
bool uh_path_match(const char *prefix, const char *url);
char *uh_split_header(char *str);