#ifndef _UHTTPD_UTILS_

#include <stdarg.h>
#include <fcntl.h>
#include <sys/stat.h>

#define min(x, y) ((x) < (y)) ? (x) : (y)
#define max(x, y) ((x) > (y)) ? (x) : (y)

#define array_size(x) \
	(sizeof(x) / sizeof(x[0]))

#define foreach_header(i, h) \
	for( i = 0; (i + 1) < (sizeof(h) / sizeof(h[0])) && h[i]; i += 2 )

struct uh_path_info {
	char *root;
	char *wdir;
	char *phys;
	char *name;
	char *info;
	char *query;
	struct stat stat;
};


const char * sa_straddr(void *sa);
const char * sa_strport(void *sa);
int sa_port(void *sa);

char *strfind(char *haystack, int hslen, const char *needle, int ndlen);

int uh_tcp_send(struct client *cl, const char *buf, int len);
int uh_tcp_peek(struct client *cl, char *buf, int len);
int uh_tcp_recv(struct client *cl, char *buf, int len);

int uh_http_sendhf(struct client *cl, int code, const char *summary, const char *fmt, ...);

#define uh_http_response(cl, code, message) \
	uh_http_sendhf(cl, code, message, message)

int uh_http_sendc(struct client *cl, const char *data, int len);

int uh_http_sendf(
	struct client *cl, struct http_request *req,
	const char *fmt, ...
);

int uh_http_send(
	struct client *cl, struct http_request *req,
	const char *buf, int len
);


int uh_urldecode(char *buf, int blen, const char *src, int slen);
int uh_urlencode(char *buf, int blen, const char *src, int slen);
int uh_path_normalize(char *buf, int blen, const char *src, int slen);

struct uh_path_info * uh_path_lookup(struct client *cl, const char *url);

struct listener * uh_listener_add(int sock, struct config *conf);
struct listener * uh_listener_lookup(int sock);

struct client * uh_client_add(int sock, struct listener *serv);
struct client * uh_client_lookup(int sock);
void uh_client_remove(int sock);

#endif