2 * uhttpd - Tiny single-threaded httpd - Utility header
4 * Copyright (C) 2010-2012 Jo-Philipp Wich <xm@subsignal.org>
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
19 #ifndef _UHTTPD_UTILS_
26 #include <libubox/uloop.h>
33 #define min(x, y) (((x) < (y)) ? (x) : (y))
34 #define max(x, y) (((x) > (y)) ? (x) : (y))
36 #define array_size(x) \
37 (sizeof(x) / sizeof(x[0]))
39 #define foreach_header(i, h) \
40 for( i = 0; (i + 1) < (sizeof(h) / sizeof(h[0])) && h[i]; i += 2 )
42 #define fd_cloexec(fd) \
43 fcntl(fd, F_SETFD, fcntl(fd, F_GETFD) | FD_CLOEXEC)
45 #define fd_nonblock(fd) \
46 fcntl(fd, F_SETFL, fcntl(fd, F_GETFL) | O_NONBLOCK)
48 #define ensure_out(x) \
49 do { if((x) < 0) goto out; } while(0)
51 #define ensure_ret(x) \
52 do { if((x) < 0) return -1; } while(0)
66 const char * sa_straddr(void *sa);
67 const char * sa_strport(void *sa);
68 int sa_port(void *sa);
69 int sa_rfc1918(void *sa);
71 char *strfind(char *haystack, int hslen, const char *needle, int ndlen);
73 bool uh_socket_wait(int fd, int sec, bool write);
75 int uh_raw_send(int fd, const char *buf, int len, int seconds);
76 int uh_raw_recv(int fd, char *buf, int len, int seconds);
77 int uh_tcp_send(struct client *cl, const char *buf, int len);
78 int uh_tcp_send_lowlevel(struct client *cl, const char *buf, int len);
79 int uh_tcp_recv(struct client *cl, char *buf, int len);
80 int uh_tcp_recv_lowlevel(struct client *cl, char *buf, int len);
82 int uh_http_sendhf(struct client *cl, int code, const char *summary,
83 const char *fmt, ...);
85 #define uh_http_response(cl, code, message) \
86 uh_http_sendhf(cl, code, message, message)
88 int uh_http_sendc(struct client *cl, const char *data, int len);
91 struct client *cl, struct http_request *req,
96 struct client *cl, struct http_request *req,
97 const char *buf, int len
101 int uh_urldecode(char *buf, int blen, const char *src, int slen);
102 int uh_urlencode(char *buf, int blen, const char *src, int slen);
103 int uh_b64decode(char *buf, int blen, const unsigned char *src, int slen);
106 struct auth_realm * uh_auth_add(char *path, char *user, char *pass);
109 struct client *cl, struct http_request *req, struct path_info *pi
113 struct path_info * uh_path_lookup(struct client *cl, const char *url);
115 struct listener * uh_listener_add(int sock, struct config *conf);
116 struct listener * uh_listener_lookup(int sock);
118 struct client * uh_client_add(int sock, struct listener *serv,
119 struct sockaddr_in6 *peer);
121 struct client * uh_client_lookup(int sock);
123 #define uh_client_error(cl, code, status, ...) do { \
124 uh_http_sendhf(cl, code, status, __VA_ARGS__); \
125 uh_client_shutdown(cl); \
128 void uh_client_shutdown(struct client *cl);
129 void uh_client_remove(struct client *cl);
131 void uh_ufd_add(struct uloop_fd *u, uloop_fd_handler h, unsigned int ev);
132 void uh_ufd_remove(struct uloop_fd *u);
136 struct interpreter * uh_interpreter_add(const char *extn, const char *path);
137 struct interpreter * uh_interpreter_lookup(const char *path);