Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 1 | /* |
| 2 | * libwebsockets - small server side websockets and web server implementation |
Andy Green | e77ddd8 | 2010-11-13 10:03:47 +0000 | [diff] [blame] | 3 | * |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 4 | * Copyright (C) 2010 - 2015 Andy Green <andy@warmcat.com> |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 5 | * |
| 6 | * This library is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU Lesser General Public |
| 8 | * License as published by the Free Software Foundation: |
| 9 | * version 2.1 of the License. |
| 10 | * |
| 11 | * This library is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | * Lesser General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU Lesser General Public |
| 17 | * License along with this library; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
| 19 | * MA 02110-1301 USA |
| 20 | */ |
Joakim Soderberg | 91de933 | 2013-02-06 15:30:33 +0900 | [diff] [blame] | 21 | |
Joakim Soderberg | 4c53123 | 2013-02-06 15:26:58 +0900 | [diff] [blame] | 22 | #include "lws_config.h" |
Roger A. Light | 7a474b4 | 2015-06-26 11:40:54 +0200 | [diff] [blame] | 23 | #include "lws_config_private.h" |
Andy Green | e40aa9b | 2014-04-02 21:02:54 +0800 | [diff] [blame] | 24 | |
=?UTF-8?q?Joakim=20S=C3=B6derberg?= | cefab31 | 2015-06-24 16:46:02 +0200 | [diff] [blame] | 25 | #ifdef LWS_HAVE_SYS_TYPES_H |
Andy Green | e40aa9b | 2014-04-02 21:02:54 +0800 | [diff] [blame] | 26 | #include <sys/types.h> |
Joakim Soderberg | 91de933 | 2013-02-06 15:30:33 +0900 | [diff] [blame] | 27 | #endif |
Joakim Soderberg | 4c53123 | 2013-02-06 15:26:58 +0900 | [diff] [blame] | 28 | |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 29 | #include <stdio.h> |
| 30 | #include <stdlib.h> |
| 31 | #include <string.h> |
Patrick Gansterer | b13eed4 | 2014-03-30 10:19:23 +0200 | [diff] [blame] | 32 | #include <time.h> |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 33 | #include <ctype.h> |
Peter Young | 26757a7 | 2013-01-17 10:08:16 +0800 | [diff] [blame] | 34 | #include <limits.h> |
Peter Hinz | 56885f3 | 2011-03-02 22:03:47 +0000 | [diff] [blame] | 35 | #include <stdarg.h> |
Andy Green | 112f980 | 2015-12-04 07:22:44 +0800 | [diff] [blame] | 36 | #include <assert.h> |
Peter Hinz | 56885f3 | 2011-03-02 22:03:47 +0000 | [diff] [blame] | 37 | |
=?UTF-8?q?Joakim=20S=C3=B6derberg?= | cefab31 | 2015-06-24 16:46:02 +0200 | [diff] [blame] | 38 | #ifdef LWS_HAVE_SYS_STAT_H |
Peter Hinz | 56885f3 | 2011-03-02 22:03:47 +0000 | [diff] [blame] | 39 | #include <sys/stat.h> |
Patrick Gansterer | e5720a3 | 2014-02-28 00:57:19 +0100 | [diff] [blame] | 40 | #endif |
Peter Hinz | 56885f3 | 2011-03-02 22:03:47 +0000 | [diff] [blame] | 41 | |
Andreas Pakulat | 68bd4bd | 2013-10-28 15:18:04 +0100 | [diff] [blame] | 42 | #if defined(WIN32) || defined(_WIN32) |
Stephan Eberle | b820e2c | 2015-10-23 08:10:55 +0200 | [diff] [blame] | 43 | #if (WINVER < 0x0501) |
| 44 | #undef WINVER |
| 45 | #undef _WIN32_WINNT |
| 46 | #define WINVER 0x0501 |
| 47 | #define _WIN32_WINNT WINVER |
| 48 | #endif |
Joakim Soderberg | 4c53123 | 2013-02-06 15:26:58 +0900 | [diff] [blame] | 49 | #define LWS_NO_DAEMONIZE |
Patrick Gansterer | 2dbd837 | 2014-02-28 12:37:52 +0100 | [diff] [blame] | 50 | #define LWS_ERRNO WSAGetLastError() |
| 51 | #define LWS_EAGAIN WSAEWOULDBLOCK |
| 52 | #define LWS_EALREADY WSAEALREADY |
| 53 | #define LWS_EINPROGRESS WSAEINPROGRESS |
| 54 | #define LWS_EINTR WSAEINTR |
| 55 | #define LWS_EISCONN WSAEISCONN |
| 56 | #define LWS_EWOULDBLOCK WSAEWOULDBLOCK |
Patrick Gansterer | b47f87b | 2014-03-30 09:18:05 +0200 | [diff] [blame] | 57 | #define LWS_POLLHUP (FD_CLOSE) |
Patrick Gansterer | 0fc37b6 | 2014-03-28 15:44:56 +0100 | [diff] [blame] | 58 | #define LWS_POLLIN (FD_READ | FD_ACCEPT) |
| 59 | #define LWS_POLLOUT (FD_WRITE) |
Patrick Gansterer | 73882e4 | 2014-03-29 08:25:58 +0100 | [diff] [blame] | 60 | #define MSG_NOSIGNAL 0 |
| 61 | #define SHUT_RDWR SD_BOTH |
| 62 | #define SOL_TCP IPPROTO_TCP |
Joakim Soderberg | 4c53123 | 2013-02-06 15:26:58 +0900 | [diff] [blame] | 63 | |
Andy Green | 158e804 | 2014-04-02 14:25:10 +0800 | [diff] [blame] | 64 | #define compatible_close(fd) closesocket(fd) |
Andy Green | 158e804 | 2014-04-02 14:25:10 +0800 | [diff] [blame] | 65 | #define lws_set_blocking_send(wsi) wsi->sock_send_blocking = TRUE |
Andy Green | c53f7ca | 2015-11-14 07:35:27 +0800 | [diff] [blame] | 66 | #define lws_socket_is_valid(x) (!!x) |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 67 | #define LWS_SOCK_INVALID 0 |
Peter Hinz | 56885f3 | 2011-03-02 22:03:47 +0000 | [diff] [blame] | 68 | #include <winsock2.h> |
Peter Hinz | 56885f3 | 2011-03-02 22:03:47 +0000 | [diff] [blame] | 69 | #include <windows.h> |
Joakim Soderberg | d2f5b19 | 2014-04-07 11:28:08 +0200 | [diff] [blame] | 70 | #include <tchar.h> |
=?UTF-8?q?Joakim=20S=C3=B6derberg?= | cefab31 | 2015-06-24 16:46:02 +0200 | [diff] [blame] | 71 | #ifdef LWS_HAVE_IN6ADDR_H |
Andy Green | 0f58db3 | 2014-04-12 11:10:35 +0800 | [diff] [blame] | 72 | #include <in6addr.h> |
| 73 | #endif |
Joakim Soderberg | d2f5b19 | 2014-04-07 11:28:08 +0200 | [diff] [blame] | 74 | #include <mstcpip.h> |
| 75 | |
| 76 | #ifndef __func__ |
| 77 | #define __func__ __FUNCTION__ |
| 78 | #endif |
| 79 | |
Patrick Gansterer | 6bb4b62 | 2014-04-15 18:39:26 +0200 | [diff] [blame] | 80 | #ifdef _WIN32_WCE |
| 81 | #define vsnprintf _vsnprintf |
| 82 | #endif |
| 83 | |
Andy Green | 158e804 | 2014-04-02 14:25:10 +0800 | [diff] [blame] | 84 | #else /* not windows --> */ |
Andy Green | 8c0d3c0 | 2015-11-02 20:34:12 +0800 | [diff] [blame] | 85 | |
Patrick Gansterer | b13eed4 | 2014-03-30 10:19:23 +0200 | [diff] [blame] | 86 | #include <fcntl.h> |
Patrick Gansterer | b13eed4 | 2014-03-30 10:19:23 +0200 | [diff] [blame] | 87 | #include <strings.h> |
| 88 | #include <unistd.h> |
Andy Green | e77ddd8 | 2010-11-13 10:03:47 +0000 | [diff] [blame] | 89 | #include <sys/types.h> |
Andy Green | 5f2a815 | 2015-11-02 08:21:08 +0800 | [diff] [blame] | 90 | #ifndef MBED_OPERATORS |
Andy Green | 8c0d3c0 | 2015-11-02 20:34:12 +0800 | [diff] [blame] | 91 | #ifndef __cplusplus |
| 92 | #include <errno.h> |
| 93 | #endif |
Andy Green | 5f2a815 | 2015-11-02 08:21:08 +0800 | [diff] [blame] | 94 | #include <netdb.h> |
| 95 | #include <signal.h> |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 96 | #include <sys/socket.h> |
Andy Green | e40aa9b | 2014-04-02 21:02:54 +0800 | [diff] [blame] | 97 | #ifdef LWS_BUILTIN_GETIFADDRS |
| 98 | #include <getifaddrs.h> |
| 99 | #else |
| 100 | #include <ifaddrs.h> |
| 101 | #endif |
Dnyanesh Gate | 759e50c | 2014-09-26 05:39:05 +0800 | [diff] [blame] | 102 | #if defined (__ANDROID__) |
| 103 | #include <syslog.h> |
| 104 | #else |
Andy Green | e40aa9b | 2014-04-02 21:02:54 +0800 | [diff] [blame] | 105 | #include <sys/syslog.h> |
Dnyanesh Gate | 759e50c | 2014-09-26 05:39:05 +0800 | [diff] [blame] | 106 | #endif |
Andy Green | e40aa9b | 2014-04-02 21:02:54 +0800 | [diff] [blame] | 107 | #include <sys/un.h> |
| 108 | #include <sys/socket.h> |
| 109 | #include <netdb.h> |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 110 | #include <netinet/in.h> |
Andy Green | 6c93955 | 2011-03-08 08:56:57 +0000 | [diff] [blame] | 111 | #include <netinet/tcp.h> |
Andy Green | b45993c | 2010-12-18 15:13:50 +0000 | [diff] [blame] | 112 | #include <arpa/inet.h> |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 113 | #include <poll.h> |
Andrew Canaday | 9769f4f | 2014-03-23 13:25:07 +0800 | [diff] [blame] | 114 | #ifdef LWS_USE_LIBEV |
| 115 | #include <ev.h> |
| 116 | #endif /* LWS_USE_LIBEV */ |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 117 | #include <sys/mman.h> |
Andy Green | 5f2a815 | 2015-11-02 08:21:08 +0800 | [diff] [blame] | 118 | |
| 119 | #endif /* MBED */ |
| 120 | |
| 121 | #ifndef LWS_NO_FORK |
| 122 | #ifdef LWS_HAVE_SYS_PRCTL_H |
| 123 | #include <sys/prctl.h> |
| 124 | #endif |
| 125 | #endif |
| 126 | |
Andy Green | 038d582 | 2011-02-14 20:58:26 +0000 | [diff] [blame] | 127 | #include <sys/time.h> |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 128 | |
Patrick Gansterer | 2dbd837 | 2014-02-28 12:37:52 +0100 | [diff] [blame] | 129 | #define LWS_ERRNO errno |
| 130 | #define LWS_EAGAIN EAGAIN |
| 131 | #define LWS_EALREADY EALREADY |
| 132 | #define LWS_EINPROGRESS EINPROGRESS |
| 133 | #define LWS_EINTR EINTR |
| 134 | #define LWS_EISCONN EISCONN |
| 135 | #define LWS_EWOULDBLOCK EWOULDBLOCK |
Patrick Gansterer | b47f87b | 2014-03-30 09:18:05 +0200 | [diff] [blame] | 136 | #define LWS_POLLHUP (POLLHUP|POLLERR) |
| 137 | #define LWS_POLLIN (POLLIN) |
| 138 | #define LWS_POLLOUT (POLLOUT) |
Andy Green | 158e804 | 2014-04-02 14:25:10 +0800 | [diff] [blame] | 139 | #define compatible_close(fd) close(fd) |
Andy Green | 158e804 | 2014-04-02 14:25:10 +0800 | [diff] [blame] | 140 | #define lws_set_blocking_send(wsi) |
Andy Green | 2cd3074 | 2015-11-02 13:10:33 +0800 | [diff] [blame] | 141 | |
| 142 | #ifdef MBED_OPERATORS |
| 143 | #define lws_socket_is_valid(x) ((x) != NULL) |
| 144 | #define LWS_SOCK_INVALID (NULL) |
| 145 | #else |
Andy Green | c53f7ca | 2015-11-14 07:35:27 +0800 | [diff] [blame] | 146 | #define lws_socket_is_valid(x) (x >= 0) |
| 147 | #define LWS_SOCK_INVALID (-1) |
Peter Hinz | 56885f3 | 2011-03-02 22:03:47 +0000 | [diff] [blame] | 148 | #endif |
Andy Green | 2cd3074 | 2015-11-02 13:10:33 +0800 | [diff] [blame] | 149 | #endif |
Peter Hinz | 56885f3 | 2011-03-02 22:03:47 +0000 | [diff] [blame] | 150 | |
=?UTF-8?q?Joakim=20S=C3=B6derberg?= | cefab31 | 2015-06-24 16:46:02 +0200 | [diff] [blame] | 151 | #ifndef LWS_HAVE_BZERO |
Andy Green | e5ea1f9 | 2014-11-18 18:25:24 +0800 | [diff] [blame] | 152 | #ifndef bzero |
Patrick Gansterer | 4a83727 | 2014-02-28 13:17:49 +0100 | [diff] [blame] | 153 | #define bzero(b, len) (memset((b), '\0', (len)), (void) 0) |
| 154 | #endif |
Andy Green | e5ea1f9 | 2014-11-18 18:25:24 +0800 | [diff] [blame] | 155 | #endif |
Patrick Gansterer | 4a83727 | 2014-02-28 13:17:49 +0100 | [diff] [blame] | 156 | |
=?UTF-8?q?Joakim=20S=C3=B6derberg?= | cefab31 | 2015-06-24 16:46:02 +0200 | [diff] [blame] | 157 | #ifndef LWS_HAVE_STRERROR |
Patrick Gansterer | 9d61491 | 2014-02-28 00:59:53 +0100 | [diff] [blame] | 158 | #define strerror(x) "" |
| 159 | #endif |
| 160 | |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 161 | #ifdef LWS_OPENSSL_SUPPORT |
Alexander Bruines | c3bcb89 | 2015-08-08 18:54:49 +0200 | [diff] [blame] | 162 | #ifdef USE_WOLFSSL |
ABruines | 80a7068 | 2015-08-09 22:56:32 +0200 | [diff] [blame] | 163 | #ifdef USE_OLD_CYASSL |
| 164 | #include <cyassl/openssl/ssl.h> |
| 165 | #include <cyassl/error-ssl.h> |
| 166 | #else |
Alexander Bruines | c3bcb89 | 2015-08-08 18:54:49 +0200 | [diff] [blame] | 167 | #include <wolfssl/openssl/ssl.h> |
| 168 | #include <wolfssl/error-ssl.h> |
ABruines | 80a7068 | 2015-08-09 22:56:32 +0200 | [diff] [blame] | 169 | #endif /* not USE_OLD_CYASSL */ |
Andy Green | 23c5f2e | 2013-02-06 15:43:00 +0900 | [diff] [blame] | 170 | #else |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 171 | #include <openssl/ssl.h> |
| 172 | #include <openssl/evp.h> |
| 173 | #include <openssl/err.h> |
Andy Green | 70dfebd | 2010-12-20 09:35:03 +0000 | [diff] [blame] | 174 | #include <openssl/md5.h> |
Andy Green | e252217 | 2011-01-18 17:14:03 +0000 | [diff] [blame] | 175 | #include <openssl/sha.h> |
Alexander Bruines | c3bcb89 | 2015-08-08 18:54:49 +0200 | [diff] [blame] | 176 | #endif /* not USE_WOLFSSL */ |
Darin Willits | db9ba42 | 2011-02-14 20:56:24 +0000 | [diff] [blame] | 177 | #endif |
| 178 | |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 179 | #include "libwebsockets.h" |
| 180 | |
Andy Green | 8c0d3c0 | 2015-11-02 20:34:12 +0800 | [diff] [blame] | 181 | #if defined(MBED_OPERATORS) |
| 182 | #undef compatible_close |
| 183 | #define compatible_close(fd) mbed3_delete_tcp_stream_socket(fd) |
Andy Green | 11f2734 | 2015-11-08 12:10:26 +0800 | [diff] [blame] | 184 | #ifndef BIG_ENDIAN |
| 185 | #define BIG_ENDIAN 4321 /* to show byte order (taken from gcc) */ |
| 186 | #endif |
| 187 | #ifndef LITTLE_ENDIAN |
| 188 | #define LITTLE_ENDIAN 1234 |
| 189 | #endif |
| 190 | #ifndef BYTE_ORDER |
| 191 | #define BYTE_ORDER LITTLE_ENDIAN |
| 192 | #endif |
Andy Green | 8c0d3c0 | 2015-11-02 20:34:12 +0800 | [diff] [blame] | 193 | #endif |
| 194 | |
Andy Green | 158e804 | 2014-04-02 14:25:10 +0800 | [diff] [blame] | 195 | #if defined(WIN32) || defined(_WIN32) |
| 196 | |
| 197 | #ifndef BIG_ENDIAN |
| 198 | #define BIG_ENDIAN 4321 /* to show byte order (taken from gcc) */ |
| 199 | #endif |
| 200 | #ifndef LITTLE_ENDIAN |
| 201 | #define LITTLE_ENDIAN 1234 |
| 202 | #endif |
| 203 | #ifndef BYTE_ORDER |
| 204 | #define BYTE_ORDER LITTLE_ENDIAN |
| 205 | #endif |
Andy Green | 11f2734 | 2015-11-08 12:10:26 +0800 | [diff] [blame] | 206 | #ifndef u_int64_t |
Andy Green | 158e804 | 2014-04-02 14:25:10 +0800 | [diff] [blame] | 207 | typedef unsigned __int64 u_int64_t; |
Andy Green | 11f2734 | 2015-11-08 12:10:26 +0800 | [diff] [blame] | 208 | #endif |
Andy Green | 158e804 | 2014-04-02 14:25:10 +0800 | [diff] [blame] | 209 | |
| 210 | #undef __P |
| 211 | #ifndef __P |
| 212 | #if __STDC__ |
| 213 | #define __P(protos) protos |
| 214 | #else |
| 215 | #define __P(protos) () |
| 216 | #endif |
| 217 | #endif |
| 218 | |
| 219 | #else |
| 220 | |
| 221 | #include <sys/stat.h> |
| 222 | #include <sys/cdefs.h> |
| 223 | #include <sys/time.h> |
| 224 | |
| 225 | #if defined(__APPLE__) |
| 226 | #include <machine/endian.h> |
| 227 | #elif defined(__FreeBSD__) |
| 228 | #include <sys/endian.h> |
| 229 | #elif defined(__linux__) |
| 230 | #include <endian.h> |
| 231 | #endif |
| 232 | |
Andy Green | 8c0d3c0 | 2015-11-02 20:34:12 +0800 | [diff] [blame] | 233 | #ifdef __cplusplus |
| 234 | extern "C" { |
| 235 | #endif |
Alejandro Mery | ead8afe | 2014-12-07 03:36:11 +0100 | [diff] [blame] | 236 | #include <stddef.h> |
| 237 | |
| 238 | #ifndef container_of |
| 239 | #define container_of(P,T,M) ((T *)((char *)(P) - offsetof(T, M))) |
| 240 | #endif |
| 241 | |
emironov | a49d084 | 2014-09-16 14:05:13 +0400 | [diff] [blame] | 242 | #if defined(__QNX__) |
| 243 | #include <gulliver.h> |
| 244 | #if defined(__LITTLEENDIAN__) |
| 245 | #define BYTE_ORDER __LITTLEENDIAN__ |
| 246 | #define LITTLE_ENDIAN __LITTLEENDIAN__ |
| 247 | #define BIG_ENDIAN 4321 /* to show byte order (taken from gcc); for suppres warning that BIG_ENDIAN is not defined. */ |
| 248 | #endif |
| 249 | #if defined(__BIGENDIAN__) |
| 250 | #define BYTE_ORDER __BIGENDIAN__ |
| 251 | #define LITTLE_ENDIAN 1234 /* to show byte order (taken from gcc); for suppres warning that LITTLE_ENDIAN is not defined. */ |
| 252 | #define BIG_ENDIAN __BIGENDIAN__ |
| 253 | #endif |
| 254 | #endif |
| 255 | |
Andy Green | 158e804 | 2014-04-02 14:25:10 +0800 | [diff] [blame] | 256 | #if !defined(BYTE_ORDER) |
| 257 | # define BYTE_ORDER __BYTE_ORDER |
| 258 | #endif |
| 259 | #if !defined(LITTLE_ENDIAN) |
| 260 | # define LITTLE_ENDIAN __LITTLE_ENDIAN |
| 261 | #endif |
| 262 | #if !defined(BIG_ENDIAN) |
| 263 | # define BIG_ENDIAN __BIG_ENDIAN |
| 264 | #endif |
| 265 | |
| 266 | #endif |
| 267 | |
Darin Willits | c19456f | 2011-02-14 17:52:39 +0000 | [diff] [blame] | 268 | /* |
| 269 | * Mac OSX as well as iOS do not define the MSG_NOSIGNAL flag, |
| 270 | * but happily have something equivalent in the SO_NOSIGPIPE flag. |
| 271 | */ |
| 272 | #ifdef __APPLE__ |
Andy Green | 6ee372f | 2012-04-09 15:09:01 +0800 | [diff] [blame] | 273 | #define MSG_NOSIGNAL SO_NOSIGPIPE |
Darin Willits | c19456f | 2011-02-14 17:52:39 +0000 | [diff] [blame] | 274 | #endif |
| 275 | |
Bud Davis | 229bfec | 2015-01-30 10:13:01 +0800 | [diff] [blame] | 276 | #ifdef _WIN32 |
| 277 | #ifndef FD_HASHTABLE_MODULUS |
| 278 | #define FD_HASHTABLE_MODULUS 32 |
| 279 | #endif |
| 280 | #endif |
| 281 | |
Andy Green | c0d6b63 | 2013-01-12 23:42:17 +0800 | [diff] [blame] | 282 | #ifndef LWS_MAX_HEADER_LEN |
Andy Green | 16ab318 | 2013-02-10 18:02:31 +0800 | [diff] [blame] | 283 | #define LWS_MAX_HEADER_LEN 1024 |
Andy Green | c0d6b63 | 2013-01-12 23:42:17 +0800 | [diff] [blame] | 284 | #endif |
Andy Green | c0d6b63 | 2013-01-12 23:42:17 +0800 | [diff] [blame] | 285 | #ifndef LWS_MAX_PROTOCOLS |
Andy Green | d91d5e8 | 2013-02-10 16:00:47 +0800 | [diff] [blame] | 286 | #define LWS_MAX_PROTOCOLS 5 |
Andy Green | c0d6b63 | 2013-01-12 23:42:17 +0800 | [diff] [blame] | 287 | #endif |
| 288 | #ifndef LWS_MAX_EXTENSIONS_ACTIVE |
Andy Green | d91d5e8 | 2013-02-10 16:00:47 +0800 | [diff] [blame] | 289 | #define LWS_MAX_EXTENSIONS_ACTIVE 3 |
Andy Green | c0d6b63 | 2013-01-12 23:42:17 +0800 | [diff] [blame] | 290 | #endif |
| 291 | #ifndef SPEC_LATEST_SUPPORTED |
Andy Green | d85cb20 | 2011-09-25 09:32:54 +0100 | [diff] [blame] | 292 | #define SPEC_LATEST_SUPPORTED 13 |
Andy Green | c0d6b63 | 2013-01-12 23:42:17 +0800 | [diff] [blame] | 293 | #endif |
| 294 | #ifndef AWAITING_TIMEOUT |
Andy Green | c0b0c3d | 2015-11-20 18:52:48 +0800 | [diff] [blame] | 295 | #define AWAITING_TIMEOUT 5 |
Andy Green | c0d6b63 | 2013-01-12 23:42:17 +0800 | [diff] [blame] | 296 | #endif |
| 297 | #ifndef CIPHERS_LIST_STRING |
David Galeano | f177f2a | 2013-01-10 10:15:19 +0800 | [diff] [blame] | 298 | #define CIPHERS_LIST_STRING "DEFAULT" |
Andy Green | c0d6b63 | 2013-01-12 23:42:17 +0800 | [diff] [blame] | 299 | #endif |
Andy Green | a824d18 | 2013-01-15 20:52:29 +0800 | [diff] [blame] | 300 | #ifndef LWS_SOMAXCONN |
| 301 | #define LWS_SOMAXCONN SOMAXCONN |
| 302 | #endif |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 303 | |
Andy Green | e252217 | 2011-01-18 17:14:03 +0000 | [diff] [blame] | 304 | #define MAX_WEBSOCKET_04_KEY_LEN 128 |
Andy Green | 5449511 | 2013-02-06 21:10:16 +0900 | [diff] [blame] | 305 | #define LWS_MAX_SOCKET_IO_BUF 4096 |
Andy Green | c0d6b63 | 2013-01-12 23:42:17 +0800 | [diff] [blame] | 306 | |
| 307 | #ifndef SYSTEM_RANDOM_FILEPATH |
Andy Green | 4739e5c | 2011-01-22 12:51:57 +0000 | [diff] [blame] | 308 | #define SYSTEM_RANDOM_FILEPATH "/dev/urandom" |
Andy Green | c0d6b63 | 2013-01-12 23:42:17 +0800 | [diff] [blame] | 309 | #endif |
| 310 | #ifndef LWS_MAX_ZLIB_CONN_BUFFER |
| 311 | #define LWS_MAX_ZLIB_CONN_BUFFER (64 * 1024) |
| 312 | #endif |
| 313 | |
Andy Green | 65b0e91 | 2013-01-16 07:59:47 +0800 | [diff] [blame] | 314 | /* |
| 315 | * if not in a connection storm, check for incoming |
| 316 | * connections this many normal connection services |
| 317 | */ |
| 318 | #define LWS_LISTEN_SERVICE_MODULO 10 |
Andy Green | e252217 | 2011-01-18 17:14:03 +0000 | [diff] [blame] | 319 | |
Andy Green | 5fd55cd | 2011-04-23 10:54:53 +0100 | [diff] [blame] | 320 | enum lws_websocket_opcodes_07 { |
| 321 | LWS_WS_OPCODE_07__CONTINUATION = 0, |
| 322 | LWS_WS_OPCODE_07__TEXT_FRAME = 1, |
| 323 | LWS_WS_OPCODE_07__BINARY_FRAME = 2, |
Andy Green | a41314f | 2011-05-23 10:00:03 +0100 | [diff] [blame] | 324 | |
| 325 | LWS_WS_OPCODE_07__NOSPEC__MUX = 7, |
| 326 | |
| 327 | /* control extensions 8+ */ |
| 328 | |
Andy Green | 5fd55cd | 2011-04-23 10:54:53 +0100 | [diff] [blame] | 329 | LWS_WS_OPCODE_07__CLOSE = 8, |
| 330 | LWS_WS_OPCODE_07__PING = 9, |
| 331 | LWS_WS_OPCODE_07__PONG = 0xa, |
| 332 | }; |
| 333 | |
Andy Green | a41314f | 2011-05-23 10:00:03 +0100 | [diff] [blame] | 334 | |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 335 | enum lws_connection_states { |
| 336 | WSI_STATE_HTTP, |
Andy Green | d280b6e | 2013-01-15 13:40:23 +0800 | [diff] [blame] | 337 | WSI_STATE_HTTP_ISSUING_FILE, |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 338 | WSI_STATE_HTTP_HEADERS, |
kapejod | ce64fb0 | 2013-11-19 13:38:16 +0100 | [diff] [blame] | 339 | WSI_STATE_HTTP_BODY, |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 340 | WSI_STATE_DEAD_SOCKET, |
Andy Green | 4739e5c | 2011-01-22 12:51:57 +0000 | [diff] [blame] | 341 | WSI_STATE_ESTABLISHED, |
Andy Green | 5e1fa17 | 2011-02-10 09:07:05 +0000 | [diff] [blame] | 342 | WSI_STATE_CLIENT_UNCONNECTED, |
Andy Green | be93fef | 2011-02-14 20:25:43 +0000 | [diff] [blame] | 343 | WSI_STATE_RETURNED_CLOSE_ALREADY, |
Andy Green | a41314f | 2011-05-23 10:00:03 +0100 | [diff] [blame] | 344 | WSI_STATE_AWAITING_CLOSE_ACK, |
Andy Green | a1a24d2 | 2014-04-10 14:25:24 +0800 | [diff] [blame] | 345 | WSI_STATE_FLUSHING_STORED_SEND_BEFORE_CLOSE, |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 346 | |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 347 | WSI_STATE_HTTP2_AWAIT_CLIENT_PREFACE, |
| 348 | WSI_STATE_HTTP2_ESTABLISHED_PRE_SETTINGS, |
| 349 | WSI_STATE_HTTP2_ESTABLISHED, |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 350 | }; |
| 351 | |
Andrew Canaday | afe26cf | 2014-07-13 01:07:36 -0400 | [diff] [blame] | 352 | enum http_version { |
| 353 | HTTP_VERSION_1_0, |
| 354 | HTTP_VERSION_1_1, |
| 355 | }; |
| 356 | |
| 357 | enum http_connection_type { |
| 358 | HTTP_CONNECTION_CLOSE, |
| 359 | HTTP_CONNECTION_KEEP_ALIVE |
| 360 | }; |
| 361 | |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 362 | enum lws_pending_protocol_send { |
| 363 | LWS_PPS_NONE, |
| 364 | LWS_PPS_HTTP2_MY_SETTINGS, |
| 365 | LWS_PPS_HTTP2_ACK_SETTINGS, |
Andy Green | bbbf07a | 2014-10-27 16:46:44 +0800 | [diff] [blame] | 366 | LWS_PPS_HTTP2_PONG, |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 367 | }; |
| 368 | |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 369 | enum lws_rx_parse_state { |
| 370 | LWS_RXPS_NEW, |
Andy Green | e77ddd8 | 2010-11-13 10:03:47 +0000 | [diff] [blame] | 371 | |
Andy Green | 3e5eb78 | 2011-01-18 18:14:26 +0000 | [diff] [blame] | 372 | LWS_RXPS_04_MASK_NONCE_1, |
| 373 | LWS_RXPS_04_MASK_NONCE_2, |
| 374 | LWS_RXPS_04_MASK_NONCE_3, |
| 375 | |
| 376 | LWS_RXPS_04_FRAME_HDR_1, |
Andy Green | 38e57bb | 2011-01-19 12:20:27 +0000 | [diff] [blame] | 377 | LWS_RXPS_04_FRAME_HDR_LEN, |
| 378 | LWS_RXPS_04_FRAME_HDR_LEN16_2, |
| 379 | LWS_RXPS_04_FRAME_HDR_LEN16_1, |
| 380 | LWS_RXPS_04_FRAME_HDR_LEN64_8, |
| 381 | LWS_RXPS_04_FRAME_HDR_LEN64_7, |
| 382 | LWS_RXPS_04_FRAME_HDR_LEN64_6, |
| 383 | LWS_RXPS_04_FRAME_HDR_LEN64_5, |
| 384 | LWS_RXPS_04_FRAME_HDR_LEN64_4, |
| 385 | LWS_RXPS_04_FRAME_HDR_LEN64_3, |
| 386 | LWS_RXPS_04_FRAME_HDR_LEN64_2, |
| 387 | LWS_RXPS_04_FRAME_HDR_LEN64_1, |
Andy Green | 3e5eb78 | 2011-01-18 18:14:26 +0000 | [diff] [blame] | 388 | |
Andy Green | 283d0a2 | 2011-04-24 05:46:23 +0100 | [diff] [blame] | 389 | LWS_RXPS_07_COLLECT_FRAME_KEY_1, |
| 390 | LWS_RXPS_07_COLLECT_FRAME_KEY_2, |
| 391 | LWS_RXPS_07_COLLECT_FRAME_KEY_3, |
| 392 | LWS_RXPS_07_COLLECT_FRAME_KEY_4, |
| 393 | |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 394 | LWS_RXPS_PAYLOAD_UNTIL_LENGTH_EXHAUSTED |
| 395 | }; |
| 396 | |
| 397 | |
Andy Green | 0d33833 | 2011-02-12 11:57:43 +0000 | [diff] [blame] | 398 | enum connection_mode { |
Andy Green | d280b6e | 2013-01-15 13:40:23 +0800 | [diff] [blame] | 399 | LWS_CONNMODE_HTTP_SERVING, |
Andy Green | 7cf6cb0 | 2013-05-19 14:04:10 +0800 | [diff] [blame] | 400 | LWS_CONNMODE_HTTP_SERVING_ACCEPTED, /* actual HTTP service going on */ |
Andy Green | 38c570c | 2013-03-09 11:52:18 +0800 | [diff] [blame] | 401 | LWS_CONNMODE_PRE_WS_SERVING_ACCEPT, |
Andy Green | d280b6e | 2013-01-15 13:40:23 +0800 | [diff] [blame] | 402 | |
Andy Green | 0d33833 | 2011-02-12 11:57:43 +0000 | [diff] [blame] | 403 | LWS_CONNMODE_WS_SERVING, |
| 404 | LWS_CONNMODE_WS_CLIENT, |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 405 | |
Andy Green | a54f232 | 2014-09-30 09:43:14 +0800 | [diff] [blame] | 406 | LWS_CONNMODE_HTTP2_SERVING, |
Andy Green | 0d33833 | 2011-02-12 11:57:43 +0000 | [diff] [blame] | 407 | |
Andy Green | e216071 | 2013-01-28 12:19:10 +0800 | [diff] [blame] | 408 | /* transient, ssl delay hiding */ |
| 409 | LWS_CONNMODE_SSL_ACK_PENDING, |
| 410 | |
Andy Green | be93fef | 2011-02-14 20:25:43 +0000 | [diff] [blame] | 411 | /* transient modes */ |
Andy Green | 5dc62ea | 2013-09-20 20:26:12 +0800 | [diff] [blame] | 412 | LWS_CONNMODE_WS_CLIENT_WAITING_CONNECT, |
Andy Green | be93fef | 2011-02-14 20:25:43 +0000 | [diff] [blame] | 413 | LWS_CONNMODE_WS_CLIENT_WAITING_PROXY_REPLY, |
| 414 | LWS_CONNMODE_WS_CLIENT_ISSUE_HANDSHAKE, |
Andy Green | 0213812 | 2014-04-06 06:26:35 +0100 | [diff] [blame] | 415 | LWS_CONNMODE_WS_CLIENT_ISSUE_HANDSHAKE2, |
shys | 24f4eb6 | 2013-10-24 22:27:08 +0800 | [diff] [blame] | 416 | LWS_CONNMODE_WS_CLIENT_WAITING_SSL, |
Andy Green | be93fef | 2011-02-14 20:25:43 +0000 | [diff] [blame] | 417 | LWS_CONNMODE_WS_CLIENT_WAITING_SERVER_REPLY, |
Andy Green | a41314f | 2011-05-23 10:00:03 +0100 | [diff] [blame] | 418 | LWS_CONNMODE_WS_CLIENT_WAITING_EXTENSION_CONNECT, |
| 419 | LWS_CONNMODE_WS_CLIENT_PENDING_CANDIDATE_CHILD, |
Andy Green | be93fef | 2011-02-14 20:25:43 +0000 | [diff] [blame] | 420 | |
Andy Green | 0d33833 | 2011-02-12 11:57:43 +0000 | [diff] [blame] | 421 | /* special internal types */ |
| 422 | LWS_CONNMODE_SERVER_LISTENER, |
Andy Green | 0d33833 | 2011-02-12 11:57:43 +0000 | [diff] [blame] | 423 | }; |
| 424 | |
Andy Green | ca0a129 | 2013-03-16 11:24:23 +0800 | [diff] [blame] | 425 | enum { |
| 426 | LWS_RXFLOW_ALLOW = (1 << 0), |
| 427 | LWS_RXFLOW_PENDING_CHANGE = (1 << 1), |
| 428 | }; |
| 429 | |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 430 | struct lws_protocols; |
| 431 | struct lws; |
Andy Green | e92cd17 | 2011-01-19 13:11:55 +0000 | [diff] [blame] | 432 | |
Andrew Canaday | 9769f4f | 2014-03-23 13:25:07 +0800 | [diff] [blame] | 433 | #ifdef LWS_USE_LIBEV |
| 434 | struct lws_io_watcher { |
| 435 | struct ev_io watcher; |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 436 | struct lws_context* context; |
Andrew Canaday | 9769f4f | 2014-03-23 13:25:07 +0800 | [diff] [blame] | 437 | }; |
| 438 | |
| 439 | struct lws_signal_watcher { |
| 440 | struct ev_signal watcher; |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 441 | struct lws_context* context; |
Andrew Canaday | 9769f4f | 2014-03-23 13:25:07 +0800 | [diff] [blame] | 442 | }; |
| 443 | #endif /* LWS_USE_LIBEV */ |
| 444 | |
Bud Davis | 229bfec | 2015-01-30 10:13:01 +0800 | [diff] [blame] | 445 | #ifdef _WIN32 |
| 446 | #define LWS_FD_HASH(fd) ((fd ^ (fd >> 8) ^ (fd >> 16)) % FD_HASHTABLE_MODULUS) |
Andy Green | 3ef579b | 2015-12-04 09:23:56 +0800 | [diff] [blame] | 447 | struct lws_fd_hashtable { |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 448 | struct lws **wsi; |
Bud Davis | 229bfec | 2015-01-30 10:13:01 +0800 | [diff] [blame] | 449 | int length; |
| 450 | }; |
| 451 | #endif |
| 452 | |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 453 | struct lws_context { |
Patrick Gansterer | 0fc37b6 | 2014-03-28 15:44:56 +0100 | [diff] [blame] | 454 | #ifdef _WIN32 |
| 455 | WSAEVENT *events; |
| 456 | #endif |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 457 | struct lws_pollfd *fds; |
Bud Davis | 229bfec | 2015-01-30 10:13:01 +0800 | [diff] [blame] | 458 | #ifdef _WIN32 |
| 459 | /* different implementation between unix and windows */ |
Andy Green | 3ef579b | 2015-12-04 09:23:56 +0800 | [diff] [blame] | 460 | struct lws_fd_hashtable fd_hashtable[FD_HASHTABLE_MODULUS]; |
Bud Davis | 229bfec | 2015-01-30 10:13:01 +0800 | [diff] [blame] | 461 | #else |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 462 | struct lws **lws_lookup; /* fd to wsi */ |
Bud Davis | 229bfec | 2015-01-30 10:13:01 +0800 | [diff] [blame] | 463 | #endif |
Andy Green | b45993c | 2010-12-18 15:13:50 +0000 | [diff] [blame] | 464 | int fds_count; |
Andrew Canaday | 9769f4f | 2014-03-23 13:25:07 +0800 | [diff] [blame] | 465 | #ifdef LWS_USE_LIBEV |
| 466 | struct ev_loop* io_loop; |
| 467 | struct lws_io_watcher w_accept; |
| 468 | struct lws_signal_watcher w_sigint; |
Andrew Canaday | a8f47c9 | 2015-04-26 22:50:59 -0400 | [diff] [blame] | 469 | lws_ev_signal_cb* lws_ev_sigint_cb; |
| 470 | int use_ev_sigint; |
Andrew Canaday | 9769f4f | 2014-03-23 13:25:07 +0800 | [diff] [blame] | 471 | #endif /* LWS_USE_LIBEV */ |
Andy Green | dfb2304 | 2013-01-17 12:26:48 +0800 | [diff] [blame] | 472 | int max_fds; |
Andy Green | 4739e5c | 2011-01-22 12:51:57 +0000 | [diff] [blame] | 473 | int listen_port; |
Mattias Lundberg | 03bb8f9 | 2014-02-18 10:06:57 +0100 | [diff] [blame] | 474 | const char *iface; |
Andy Green | 8dac94d | 2013-02-18 12:02:18 +0800 | [diff] [blame] | 475 | char http_proxy_address[128]; |
| 476 | char canonical_hostname[128]; |
Andy Green | 6e40556 | 2015-11-08 10:15:01 +0800 | [diff] [blame] | 477 | char proxy_basic_auth_token[128]; |
Andy Green | 9659f37 | 2011-01-27 22:01:43 +0000 | [diff] [blame] | 478 | unsigned int http_proxy_port; |
Andy Green | 8014b29 | 2011-01-30 20:57:25 +0000 | [diff] [blame] | 479 | unsigned int options; |
Patrick Gansterer | 92792b4 | 2014-02-26 21:37:31 +0100 | [diff] [blame] | 480 | time_t last_timeout_check_s; |
Andy Green | 44eee68 | 2011-02-10 09:32:24 +0000 | [diff] [blame] | 481 | |
Andy Green | b8b247d | 2013-01-22 07:20:08 +0800 | [diff] [blame] | 482 | /* |
| 483 | * usable by anything in the service code, but only if the scope |
| 484 | * does not last longer than the service action (since next service |
| 485 | * of any socket can likewise use it and overwrite) |
| 486 | */ |
Andy Green | 5449511 | 2013-02-06 21:10:16 +0900 | [diff] [blame] | 487 | unsigned char service_buffer[LWS_MAX_SOCKET_IO_BUF]; |
Andy Green | b8b247d | 2013-01-22 07:20:08 +0800 | [diff] [blame] | 488 | |
Andy Green | 24cba92 | 2013-01-19 13:56:10 +0800 | [diff] [blame] | 489 | int started_with_parent; |
| 490 | |
Andy Green | 44eee68 | 2011-02-10 09:32:24 +0000 | [diff] [blame] | 491 | int fd_random; |
Andy Green | 65b0e91 | 2013-01-16 07:59:47 +0800 | [diff] [blame] | 492 | int listen_service_modulo; |
| 493 | int listen_service_count; |
Andy Green | 3b19386 | 2015-11-02 13:13:44 +0800 | [diff] [blame] | 494 | lws_sockfd_type listen_service_fd; |
Andy Green | 65b0e91 | 2013-01-16 07:59:47 +0800 | [diff] [blame] | 495 | int listen_service_extraseen; |
Andy Green | 6ee372f | 2012-04-09 15:09:01 +0800 | [diff] [blame] | 496 | |
Patrick Gansterer | 1ee57f6 | 2014-03-06 11:57:50 +0100 | [diff] [blame] | 497 | /* |
| 498 | * set to the Thread ID that's doing the service loop just before entry |
| 499 | * to poll indicates service thread likely idling in poll() |
| 500 | * volatile because other threads may check it as part of processing |
| 501 | * for pollfd event change. |
| 502 | */ |
| 503 | volatile int service_tid; |
| 504 | #ifndef _WIN32 |
| 505 | int dummy_pipe_fds[2]; |
| 506 | #endif |
| 507 | |
Andy Green | a690cd0 | 2013-02-09 12:25:31 +0800 | [diff] [blame] | 508 | int ka_time; |
| 509 | int ka_probes; |
| 510 | int ka_interval; |
| 511 | |
Andy Green | d636e35 | 2013-01-29 12:36:17 +0800 | [diff] [blame] | 512 | #ifdef LWS_LATENCY |
| 513 | unsigned long worst_latency; |
| 514 | char worst_latency_info[256]; |
| 515 | #endif |
| 516 | |
Andy Green | b45993c | 2010-12-18 15:13:50 +0000 | [diff] [blame] | 517 | #ifdef LWS_OPENSSL_SUPPORT |
| 518 | int use_ssl; |
James Devine | 5b34c97 | 2013-12-14 11:41:29 +0800 | [diff] [blame] | 519 | int allow_non_ssl_on_ssl_port; |
joseph.urciuoli | 4d9c8fc | 2014-10-16 08:53:19 +0800 | [diff] [blame] | 520 | unsigned int user_supplied_ssl_ctx:1; |
Andy Green | 90c7cbc | 2011-01-27 06:26:52 +0000 | [diff] [blame] | 521 | SSL_CTX *ssl_ctx; |
| 522 | SSL_CTX *ssl_client_ctx; |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 523 | struct lws *pending_read_list; /* linked list */ |
Andy Green | 5281560 | 2015-01-29 08:36:18 +0800 | [diff] [blame] | 524 | #define lws_ssl_anybody_has_buffered_read(ctx) (ctx->use_ssl && ctx->pending_read_list) |
| 525 | #else |
| 526 | #define lws_ssl_anybody_has_buffered_read(ctx) (0) |
Andy Green | b45993c | 2010-12-18 15:13:50 +0000 | [diff] [blame] | 527 | #endif |
Andy Green | d2ac22c | 2015-12-11 10:45:35 +0800 | [diff] [blame] | 528 | const struct lws_protocols *protocols; |
Andy Green | b45993c | 2010-12-18 15:13:50 +0000 | [diff] [blame] | 529 | int count_protocols; |
Andy Green | 3182ece | 2013-01-20 17:08:31 +0800 | [diff] [blame] | 530 | #ifndef LWS_NO_EXTENSIONS |
Andy Green | d2ac22c | 2015-12-11 10:45:35 +0800 | [diff] [blame] | 531 | const struct lws_extension *extensions; |
Andy Green | 3182ece | 2013-01-20 17:08:31 +0800 | [diff] [blame] | 532 | #endif |
Andy Green | d2ac22c | 2015-12-11 10:45:35 +0800 | [diff] [blame] | 533 | const struct lws_token_limits *token_limits; |
Andy Green | b5b2319 | 2013-02-11 17:13:32 +0800 | [diff] [blame] | 534 | void *user_space; |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 535 | |
Andy Green | 4e442b7 | 2015-12-10 07:58:58 +0800 | [diff] [blame] | 536 | struct lws_plat_file_ops fops; |
Andy Green | b45993c | 2010-12-18 15:13:50 +0000 | [diff] [blame] | 537 | }; |
| 538 | |
Andy Green | a717df2 | 2014-04-11 13:14:37 +0800 | [diff] [blame] | 539 | enum { |
| 540 | LWS_EV_READ = (1 << 0), |
| 541 | LWS_EV_WRITE = (1 << 1), |
| 542 | LWS_EV_START = (1 << 2), |
| 543 | LWS_EV_STOP = (1 << 3), |
| 544 | }; |
| 545 | |
Andrew Canaday | 9769f4f | 2014-03-23 13:25:07 +0800 | [diff] [blame] | 546 | #ifdef LWS_USE_LIBEV |
| 547 | #define LWS_LIBEV_ENABLED(context) (context->options & LWS_SERVER_OPTION_LIBEV) |
Andy Green | a717df2 | 2014-04-11 13:14:37 +0800 | [diff] [blame] | 548 | LWS_EXTERN void lws_feature_status_libev(struct lws_context_creation_info *info); |
| 549 | LWS_EXTERN void |
Andy Green | 11c05bf | 2015-12-16 18:19:08 +0800 | [diff] [blame] | 550 | lws_libev_accept(struct lws *new_wsi, lws_sockfd_type accept_fd); |
Andy Green | a717df2 | 2014-04-11 13:14:37 +0800 | [diff] [blame] | 551 | LWS_EXTERN void |
Andy Green | 11c05bf | 2015-12-16 18:19:08 +0800 | [diff] [blame] | 552 | lws_libev_io(struct lws *wsi, int flags); |
Andy Green | a717df2 | 2014-04-11 13:14:37 +0800 | [diff] [blame] | 553 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 554 | lws_libev_init_fd_table(struct lws_context *context); |
Andy Green | a717df2 | 2014-04-11 13:14:37 +0800 | [diff] [blame] | 555 | LWS_EXTERN void |
Andy Green | a01fb52 | 2015-12-14 07:51:15 +0800 | [diff] [blame] | 556 | lws_libev_run(const struct lws_context *context); |
Andrew Canaday | 9769f4f | 2014-03-23 13:25:07 +0800 | [diff] [blame] | 557 | #else |
| 558 | #define LWS_LIBEV_ENABLED(context) (0) |
Andy Green | 8c0d3c0 | 2015-11-02 20:34:12 +0800 | [diff] [blame] | 559 | #ifdef LWS_POSIX |
Andy Green | a717df2 | 2014-04-11 13:14:37 +0800 | [diff] [blame] | 560 | #define lws_feature_status_libev(_a) \ |
| 561 | lwsl_notice("libev support not compiled in\n") |
Andy Green | 8c0d3c0 | 2015-11-02 20:34:12 +0800 | [diff] [blame] | 562 | #else |
| 563 | #define lws_feature_status_libev(_a) |
| 564 | #endif |
Andy Green | 11c05bf | 2015-12-16 18:19:08 +0800 | [diff] [blame] | 565 | #define lws_libev_accept(_a, _b) ((void) 0) |
| 566 | #define lws_libev_io(_a, _b) ((void) 0) |
Andy Green | a717df2 | 2014-04-11 13:14:37 +0800 | [diff] [blame] | 567 | #define lws_libev_init_fd_table(_a) (0) |
vpeter4 | 7c00fc3 | 2014-04-27 13:35:28 +0200 | [diff] [blame] | 568 | #define lws_libev_run(_a) ((void) 0) |
Andrew Canaday | 9769f4f | 2014-03-23 13:25:07 +0800 | [diff] [blame] | 569 | #endif |
| 570 | |
Andy Green | 055f297 | 2014-03-24 16:09:25 +0800 | [diff] [blame] | 571 | #ifdef LWS_USE_IPV6 |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 572 | #define LWS_IPV6_ENABLED(context) \ |
| 573 | (!(context->options & LWS_SERVER_OPTION_DISABLE_IPV6)) |
James Devine | 3f13ea2 | 2014-03-24 16:09:25 +0800 | [diff] [blame] | 574 | #else |
| 575 | #define LWS_IPV6_ENABLED(context) (0) |
| 576 | #endif |
Andrew Canaday | 9769f4f | 2014-03-23 13:25:07 +0800 | [diff] [blame] | 577 | |
Andy Green | b1a9e50 | 2013-11-10 15:15:21 +0800 | [diff] [blame] | 578 | enum uri_path_states { |
| 579 | URIPS_IDLE, |
| 580 | URIPS_SEEN_SLASH, |
| 581 | URIPS_SEEN_SLASH_DOT, |
| 582 | URIPS_SEEN_SLASH_DOT_DOT, |
| 583 | }; |
| 584 | |
| 585 | enum uri_esc_states { |
| 586 | URIES_IDLE, |
| 587 | URIES_SEEN_PERCENT, |
| 588 | URIES_SEEN_PERCENT_H1, |
| 589 | }; |
Andy Green | f3d3b40 | 2011-02-09 07:16:34 +0000 | [diff] [blame] | 590 | |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 591 | /* |
| 592 | * This is totally opaque to code using the library. It's exported as a |
| 593 | * forward-reference pointer-only declaration; the user can use the pointer with |
| 594 | * other APIs to get information out of it. |
| 595 | */ |
| 596 | |
Andy Green | 16ab318 | 2013-02-10 18:02:31 +0800 | [diff] [blame] | 597 | struct lws_fragments { |
| 598 | unsigned short offset; |
| 599 | unsigned short len; |
Andy Green | fac92eb | 2015-12-15 23:03:29 +0800 | [diff] [blame] | 600 | unsigned char nfrag; /* which ah->frag[] continues this content, or 0 */ |
Andy Green | 16ab318 | 2013-02-10 18:02:31 +0800 | [diff] [blame] | 601 | }; |
| 602 | |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 603 | /* notice that these union members: |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 604 | * |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 605 | * hdr |
| 606 | * http |
| 607 | * http2 |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 608 | * |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 609 | * all have a pointer to allocated_headers struct as their first member. |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 610 | * |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 611 | * It means for allocated_headers access, the three union paths can all be |
Peter Pentchev | bb085da | 2015-12-03 15:55:11 +0200 | [diff] [blame] | 612 | * used interchangeably to access the same data |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 613 | */ |
| 614 | |
Andy Green | 16ab318 | 2013-02-10 18:02:31 +0800 | [diff] [blame] | 615 | struct allocated_headers { |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 616 | unsigned char nfrag; |
Andy Green | 16ab318 | 2013-02-10 18:02:31 +0800 | [diff] [blame] | 617 | unsigned short pos; |
Andy Green | fac92eb | 2015-12-15 23:03:29 +0800 | [diff] [blame] | 618 | /* |
| 619 | * for each recognized token, frag_index says which frag[] his data |
| 620 | * starts in (0 means the token did not appear) |
| 621 | * the actual header data gets dumped as it comes in, into data[] |
| 622 | */ |
Andy Green | 16ab318 | 2013-02-10 18:02:31 +0800 | [diff] [blame] | 623 | unsigned char frag_index[WSI_TOKEN_COUNT]; |
Andy Green | fac92eb | 2015-12-15 23:03:29 +0800 | [diff] [blame] | 624 | /* |
| 625 | * the randomly ordered fragments, indexed by frag_index and |
| 626 | * lws_fragments->nfrag for continuation. |
| 627 | */ |
Andy Green | 16ab318 | 2013-02-10 18:02:31 +0800 | [diff] [blame] | 628 | struct lws_fragments frags[WSI_TOKEN_COUNT * 2]; |
| 629 | char data[LWS_MAX_HEADER_LEN]; |
Andy Green | fac92eb | 2015-12-15 23:03:29 +0800 | [diff] [blame] | 630 | |
Andy Green | a7521de | 2013-02-18 10:38:45 +0800 | [diff] [blame] | 631 | #ifndef LWS_NO_CLIENT |
| 632 | char initial_handshake_hash_base64[30]; |
| 633 | unsigned short c_port; |
| 634 | #endif |
Andy Green | 16ab318 | 2013-02-10 18:02:31 +0800 | [diff] [blame] | 635 | }; |
| 636 | |
Andy Green | 84fd949 | 2013-11-09 11:40:32 +0800 | [diff] [blame] | 637 | struct _lws_http_mode_related { |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 638 | /* MUST be first in struct */ |
Andy Green | 84fd949 | 2013-11-09 11:40:32 +0800 | [diff] [blame] | 639 | struct allocated_headers *ah; /* mirroring _lws_header_related */ |
Andy Green | 4e442b7 | 2015-12-10 07:58:58 +0800 | [diff] [blame] | 640 | lws_filefd_type fd; |
Andy Green | 84fd949 | 2013-11-09 11:40:32 +0800 | [diff] [blame] | 641 | unsigned long filepos; |
| 642 | unsigned long filelen; |
kapejod | ce64fb0 | 2013-11-19 13:38:16 +0100 | [diff] [blame] | 643 | |
Andrew Canaday | afe26cf | 2014-07-13 01:07:36 -0400 | [diff] [blame] | 644 | enum http_version request_version; |
| 645 | enum http_connection_type connection_type; |
Andy Green | 2cd3074 | 2015-11-02 13:10:33 +0800 | [diff] [blame] | 646 | unsigned int content_length; |
| 647 | unsigned int content_remain; |
Andy Green | 84fd949 | 2013-11-09 11:40:32 +0800 | [diff] [blame] | 648 | }; |
| 649 | |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 650 | #ifdef LWS_USE_HTTP2 |
| 651 | |
| 652 | enum lws_http2_settings { |
| 653 | LWS_HTTP2_SETTINGS__HEADER_TABLE_SIZE = 1, |
| 654 | LWS_HTTP2_SETTINGS__ENABLE_PUSH, |
| 655 | LWS_HTTP2_SETTINGS__MAX_CONCURRENT_STREAMS, |
| 656 | LWS_HTTP2_SETTINGS__INITIAL_WINDOW_SIZE, |
| 657 | LWS_HTTP2_SETTINGS__MAX_FRAME_SIZE, |
| 658 | LWS_HTTP2_SETTINGS__MAX_HEADER_LIST_SIZE, |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 659 | |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 660 | LWS_HTTP2_SETTINGS__COUNT /* always last */ |
Andy Green | a54f232 | 2014-09-30 09:43:14 +0800 | [diff] [blame] | 661 | }; |
| 662 | |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 663 | enum lws_http2_wellknown_frame_types { |
| 664 | LWS_HTTP2_FRAME_TYPE_DATA, |
| 665 | LWS_HTTP2_FRAME_TYPE_HEADERS, |
| 666 | LWS_HTTP2_FRAME_TYPE_PRIORITY, |
| 667 | LWS_HTTP2_FRAME_TYPE_RST_STREAM, |
| 668 | LWS_HTTP2_FRAME_TYPE_SETTINGS, |
| 669 | LWS_HTTP2_FRAME_TYPE_PUSH_PROMISE, |
| 670 | LWS_HTTP2_FRAME_TYPE_PING, |
| 671 | LWS_HTTP2_FRAME_TYPE_GOAWAY, |
| 672 | LWS_HTTP2_FRAME_TYPE_WINDOW_UPDATE, |
| 673 | LWS_HTTP2_FRAME_TYPE_CONTINUATION, |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 674 | |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 675 | LWS_HTTP2_FRAME_TYPE_COUNT /* always last */ |
| 676 | }; |
| 677 | |
Andy Green | 91b0589 | 2014-10-17 08:38:44 +0800 | [diff] [blame] | 678 | enum lws_http2_flags { |
| 679 | LWS_HTTP2_FLAG_END_STREAM = 1, |
| 680 | LWS_HTTP2_FLAG_END_HEADERS = 4, |
| 681 | LWS_HTTP2_FLAG_PADDED = 8, |
| 682 | LWS_HTTP2_FLAG_PRIORITY = 0x20, |
| 683 | |
| 684 | LWS_HTTP2_FLAG_SETTINGS_ACK = 1, |
| 685 | }; |
| 686 | |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 687 | #define LWS_HTTP2_STREAM_ID_MASTER 0 |
| 688 | #define LWS_HTTP2_FRAME_HEADER_LENGTH 9 |
| 689 | #define LWS_HTTP2_SETTINGS_LENGTH 6 |
| 690 | |
| 691 | struct http2_settings { |
| 692 | unsigned int setting[LWS_HTTP2_SETTINGS__COUNT]; |
| 693 | }; |
| 694 | |
Andy Green | ecc2e72 | 2014-10-09 16:57:47 +0800 | [diff] [blame] | 695 | enum http2_hpack_state { |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 696 | |
Andy Green | 200f385 | 2014-10-18 12:23:05 +0800 | [diff] [blame] | 697 | /* optional before first header block */ |
| 698 | HPKS_OPT_PADDING, |
| 699 | HKPS_OPT_E_DEPENDENCY, |
| 700 | HKPS_OPT_WEIGHT, |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 701 | |
Andy Green | 200f385 | 2014-10-18 12:23:05 +0800 | [diff] [blame] | 702 | /* header block */ |
Andy Green | ecc2e72 | 2014-10-09 16:57:47 +0800 | [diff] [blame] | 703 | HPKS_TYPE, |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 704 | |
Andy Green | 2add634 | 2014-10-12 08:38:16 +0800 | [diff] [blame] | 705 | HPKS_IDX_EXT, |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 706 | |
Andy Green | ecc2e72 | 2014-10-09 16:57:47 +0800 | [diff] [blame] | 707 | HPKS_HLEN, |
| 708 | HPKS_HLEN_EXT, |
| 709 | |
| 710 | HPKS_DATA, |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 711 | |
Andy Green | 200f385 | 2014-10-18 12:23:05 +0800 | [diff] [blame] | 712 | /* optional after last header block */ |
| 713 | HKPS_OPT_DISCARD_PADDING, |
Andy Green | ecc2e72 | 2014-10-09 16:57:47 +0800 | [diff] [blame] | 714 | }; |
| 715 | |
Andy Green | 2add634 | 2014-10-12 08:38:16 +0800 | [diff] [blame] | 716 | enum http2_hpack_type { |
| 717 | HPKT_INDEXED_HDR_7, |
| 718 | HPKT_INDEXED_HDR_6_VALUE_INCR, |
| 719 | HPKT_LITERAL_HDR_VALUE_INCR, |
| 720 | HPKT_INDEXED_HDR_4_VALUE, |
| 721 | HPKT_LITERAL_HDR_VALUE, |
| 722 | HPKT_SIZE_5 |
| 723 | }; |
| 724 | |
Andy Green | 200f385 | 2014-10-18 12:23:05 +0800 | [diff] [blame] | 725 | struct hpack_dt_entry { |
| 726 | int token; /* additions that don't map to a token are ignored */ |
| 727 | int arg_offset; |
| 728 | int arg_len; |
| 729 | }; |
| 730 | |
| 731 | struct hpack_dynamic_table { |
| 732 | struct hpack_dt_entry *entries; |
| 733 | char *args; |
| 734 | int pos; |
| 735 | int next; |
| 736 | int num_entries; |
| 737 | int args_length; |
| 738 | }; |
| 739 | |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 740 | struct _lws_http2_related { |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 741 | /* |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 742 | * having this first lets us also re-use all HTTP union code |
| 743 | * and in turn, http_mode_related has allocated headers in right |
| 744 | * place so we can use the header apis on the wsi directly still |
| 745 | */ |
| 746 | struct _lws_http_mode_related http; /* MUST BE FIRST IN STRUCT */ |
| 747 | |
| 748 | struct http2_settings my_settings; |
| 749 | struct http2_settings peer_settings; |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 750 | |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 751 | struct lws *parent_wsi; |
| 752 | struct lws *next_child_wsi; |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 753 | |
Andy Green | 200f385 | 2014-10-18 12:23:05 +0800 | [diff] [blame] | 754 | struct hpack_dynamic_table *hpack_dyn_table; |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 755 | |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 756 | unsigned int count; |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 757 | |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 758 | /* frame */ |
| 759 | unsigned int length; |
| 760 | unsigned int stream_id; |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 761 | struct lws *stream_wsi; |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 762 | unsigned char type; |
| 763 | unsigned char flags; |
| 764 | unsigned char frame_state; |
Andy Green | 200f385 | 2014-10-18 12:23:05 +0800 | [diff] [blame] | 765 | unsigned char padding; |
Andy Green | bbbf07a | 2014-10-27 16:46:44 +0800 | [diff] [blame] | 766 | |
| 767 | unsigned char ping_payload[8]; |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 768 | |
Andy Green | 7df53c5 | 2014-10-22 15:37:28 +0800 | [diff] [blame] | 769 | unsigned short round_robin_POLLOUT; |
| 770 | unsigned short count_POLLOUT_children; |
| 771 | |
Andy Green | 91b0589 | 2014-10-17 08:38:44 +0800 | [diff] [blame] | 772 | unsigned int END_STREAM:1; |
| 773 | unsigned int END_HEADERS:1; |
Andy Green | 1cea581 | 2014-10-19 07:36:20 +0800 | [diff] [blame] | 774 | unsigned int send_END_STREAM:1; |
Andy Green | 7df53c5 | 2014-10-22 15:37:28 +0800 | [diff] [blame] | 775 | unsigned int GOING_AWAY; |
| 776 | unsigned int requested_POLLOUT:1; |
Andy Green | 97ee57f | 2014-10-29 09:39:08 +0800 | [diff] [blame] | 777 | unsigned int waiting_tx_credit:1; |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 778 | |
Andy Green | ecc2e72 | 2014-10-09 16:57:47 +0800 | [diff] [blame] | 779 | /* hpack */ |
| 780 | enum http2_hpack_state hpack; |
Andy Green | 2add634 | 2014-10-12 08:38:16 +0800 | [diff] [blame] | 781 | enum http2_hpack_type hpack_type; |
Andy Green | ecc2e72 | 2014-10-09 16:57:47 +0800 | [diff] [blame] | 782 | unsigned int header_index; |
| 783 | unsigned int hpack_len; |
Andy Green | 2add634 | 2014-10-12 08:38:16 +0800 | [diff] [blame] | 784 | unsigned short hpack_pos; |
Andy Green | ecc2e72 | 2014-10-09 16:57:47 +0800 | [diff] [blame] | 785 | unsigned char hpack_m; |
Andy Green | 200f385 | 2014-10-18 12:23:05 +0800 | [diff] [blame] | 786 | unsigned int hpack_e_dep; |
Andy Green | ecc2e72 | 2014-10-09 16:57:47 +0800 | [diff] [blame] | 787 | unsigned int huff:1; |
| 788 | unsigned int value:1; |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 789 | |
Andy Green | 97ee57f | 2014-10-29 09:39:08 +0800 | [diff] [blame] | 790 | /* negative credit is mandated by the spec */ |
| 791 | int tx_credit; |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 792 | unsigned int my_stream_id; |
| 793 | unsigned int child_count; |
| 794 | int my_priority; |
| 795 | unsigned char initialized; |
| 796 | unsigned char one_setting[LWS_HTTP2_SETTINGS_LENGTH]; |
| 797 | }; |
| 798 | |
Andy Green | 7df53c5 | 2014-10-22 15:37:28 +0800 | [diff] [blame] | 799 | #define HTTP2_IS_TOPLEVEL_WSI(wsi) (!wsi->u.http2.parent_wsi) |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 800 | |
| 801 | #endif |
| 802 | |
Andy Green | 623a98d | 2013-01-21 11:04:23 +0800 | [diff] [blame] | 803 | struct _lws_header_related { |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 804 | /* MUST be first in struct */ |
Andy Green | 16ab318 | 2013-02-10 18:02:31 +0800 | [diff] [blame] | 805 | struct allocated_headers *ah; |
Andy Green | 6636eec | 2013-02-18 10:34:25 +0800 | [diff] [blame] | 806 | short lextable_pos; |
Andrew Canaday | 18fd4f6 | 2014-06-29 01:34:24 -0400 | [diff] [blame] | 807 | unsigned short current_token_limit; |
Andy Green | d91d5e8 | 2013-02-10 16:00:47 +0800 | [diff] [blame] | 808 | unsigned char parser_state; /* enum lws_token_indexes */ |
Andy Green | b1a9e50 | 2013-11-10 15:15:21 +0800 | [diff] [blame] | 809 | enum uri_path_states ups; |
| 810 | enum uri_esc_states ues; |
| 811 | char esc_stash; |
Andy Green | 623a98d | 2013-01-21 11:04:23 +0800 | [diff] [blame] | 812 | }; |
| 813 | |
| 814 | struct _lws_websocket_related { |
Andy Green | 5449511 | 2013-02-06 21:10:16 +0900 | [diff] [blame] | 815 | char *rx_user_buffer; |
Andy Green | 2cd3074 | 2015-11-02 13:10:33 +0800 | [diff] [blame] | 816 | unsigned int rx_user_buffer_head; |
Andy Green | 623a98d | 2013-01-21 11:04:23 +0800 | [diff] [blame] | 817 | unsigned char frame_masking_nonce_04[4]; |
Andy Green | 623a98d | 2013-01-21 11:04:23 +0800 | [diff] [blame] | 818 | unsigned char frame_mask_index; |
| 819 | size_t rx_packet_length; |
| 820 | unsigned char opcode; |
Andy Green | d91d5e8 | 2013-02-10 16:00:47 +0800 | [diff] [blame] | 821 | unsigned int final:1; |
Andy Green | 623a98d | 2013-01-21 11:04:23 +0800 | [diff] [blame] | 822 | unsigned char rsv; |
Andy Green | d91d5e8 | 2013-02-10 16:00:47 +0800 | [diff] [blame] | 823 | unsigned int frame_is_binary:1; |
Andy Green | d91d5e8 | 2013-02-10 16:00:47 +0800 | [diff] [blame] | 824 | unsigned int all_zero_nonce:1; |
Andy Green | 6636eec | 2013-02-18 10:34:25 +0800 | [diff] [blame] | 825 | short close_reason; /* enum lws_close_status */ |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 826 | |
Andy Green | d91d5e8 | 2013-02-10 16:00:47 +0800 | [diff] [blame] | 827 | unsigned int this_frame_masked:1; |
Andy Green | 1f4267b | 2013-10-17 08:09:19 +0800 | [diff] [blame] | 828 | unsigned int inside_frame:1; /* next write will be more of frame */ |
| 829 | unsigned int clean_buffer:1; /* buffer not rewritten by extension */ |
Andy Green | 40d5abc | 2015-04-17 20:29:58 +0800 | [diff] [blame] | 830 | unsigned int payload_is_close:1; /* process as PONG, but it is close */ |
Andy Green | 82bac6b | 2014-08-24 14:39:19 +0800 | [diff] [blame] | 831 | |
| 832 | unsigned char *ping_payload_buf; /* non-NULL if malloc'd */ |
| 833 | unsigned int ping_payload_alloc; /* length malloc'd */ |
Andy Green | 2fd6e6f | 2015-03-24 21:07:01 +0800 | [diff] [blame] | 834 | unsigned int ping_payload_len; |
| 835 | unsigned char ping_pending_flag; |
Andy Green | 623a98d | 2013-01-21 11:04:23 +0800 | [diff] [blame] | 836 | }; |
| 837 | |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 838 | struct lws { |
Andy Green | 623a98d | 2013-01-21 11:04:23 +0800 | [diff] [blame] | 839 | |
| 840 | /* lifetime members */ |
| 841 | |
Andrew Canaday | 9769f4f | 2014-03-23 13:25:07 +0800 | [diff] [blame] | 842 | #ifdef LWS_USE_LIBEV |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 843 | struct lws_io_watcher w_read; |
| 844 | struct lws_io_watcher w_write; |
Andrew Canaday | 9769f4f | 2014-03-23 13:25:07 +0800 | [diff] [blame] | 845 | #endif /* LWS_USE_LIBEV */ |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 846 | struct lws_context *context; |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 847 | const struct lws_protocols *protocol; |
Andy Green | 3182ece | 2013-01-20 17:08:31 +0800 | [diff] [blame] | 848 | #ifndef LWS_NO_EXTENSIONS |
Andy Green | d2ac22c | 2015-12-11 10:45:35 +0800 | [diff] [blame] | 849 | const struct lws_extension *active_extensions[LWS_MAX_EXTENSIONS_ACTIVE]; |
Andy Green | 6ee372f | 2012-04-09 15:09:01 +0800 | [diff] [blame] | 850 | void *active_extensions_user[LWS_MAX_EXTENSIONS_ACTIVE]; |
Andy Green | d91d5e8 | 2013-02-10 16:00:47 +0800 | [diff] [blame] | 851 | unsigned char count_active_extensions; |
| 852 | unsigned int extension_data_pending:1; |
Andy Green | 3182ece | 2013-01-20 17:08:31 +0800 | [diff] [blame] | 853 | #endif |
Andy Green | d91d5e8 | 2013-02-10 16:00:47 +0800 | [diff] [blame] | 854 | unsigned char ietf_spec_revision; |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 855 | enum lws_pending_protocol_send pps; |
Andy Green | 623a98d | 2013-01-21 11:04:23 +0800 | [diff] [blame] | 856 | |
Andy Green | d91d5e8 | 2013-02-10 16:00:47 +0800 | [diff] [blame] | 857 | char mode; /* enum connection_mode */ |
| 858 | char state; /* enum lws_connection_states */ |
| 859 | char lws_rx_parse_state; /* enum lws_rx_parse_state */ |
Andy Green | 6230476 | 2015-12-04 08:43:54 +0800 | [diff] [blame] | 860 | char rx_frame_type; /* enum lws_write_protocol */ |
Andy Green | 623a98d | 2013-01-21 11:04:23 +0800 | [diff] [blame] | 861 | |
Andy Green | 224149a | 2013-02-11 21:43:41 +0800 | [diff] [blame] | 862 | unsigned int hdr_parsing_completed:1; |
Andy Green | 9785085 | 2014-07-05 10:31:12 +0800 | [diff] [blame] | 863 | unsigned int user_space_externally_allocated:1; |
Andy Green | 1e49918 | 2014-10-16 08:23:46 +0800 | [diff] [blame] | 864 | unsigned int socket_is_permanently_unusable:1; |
Andy Green | 224149a | 2013-02-11 21:43:41 +0800 | [diff] [blame] | 865 | |
Andy Green | d91d5e8 | 2013-02-10 16:00:47 +0800 | [diff] [blame] | 866 | char pending_timeout; /* enum pending_timeout */ |
Patrick Gansterer | 92792b4 | 2014-02-26 21:37:31 +0100 | [diff] [blame] | 867 | time_t pending_timeout_limit; |
Andy Green | 3b19386 | 2015-11-02 13:13:44 +0800 | [diff] [blame] | 868 | lws_sockfd_type sock; |
Andy Green | dfb2304 | 2013-01-17 12:26:48 +0800 | [diff] [blame] | 869 | int position_in_fds_table; |
Andy Green | d636e35 | 2013-01-29 12:36:17 +0800 | [diff] [blame] | 870 | #ifdef LWS_LATENCY |
| 871 | unsigned long action_start; |
| 872 | unsigned long latency_start; |
| 873 | #endif |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 874 | /* rxflow handling */ |
| 875 | unsigned char *rxflow_buffer; |
| 876 | int rxflow_len; |
| 877 | int rxflow_pos; |
| 878 | unsigned int rxflow_change_to:2; |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 879 | |
Andy Green | 2764eba | 2013-12-09 14:16:17 +0800 | [diff] [blame] | 880 | /* truncated send handling */ |
| 881 | unsigned char *truncated_send_malloc; /* non-NULL means buffering in progress */ |
Andy Green | e254d95 | 2014-03-23 11:41:15 +0800 | [diff] [blame] | 882 | unsigned int truncated_send_allocation; /* size of malloc */ |
Andy Green | 2764eba | 2013-12-09 14:16:17 +0800 | [diff] [blame] | 883 | unsigned int truncated_send_offset; /* where we are in terms of spilling */ |
| 884 | unsigned int truncated_send_len; /* how much is buffered */ |
| 885 | |
Andy Green | 623a98d | 2013-01-21 11:04:23 +0800 | [diff] [blame] | 886 | void *user_space; |
Andy Green | 38e57bb | 2011-01-19 12:20:27 +0000 | [diff] [blame] | 887 | |
Andy Green | 623a98d | 2013-01-21 11:04:23 +0800 | [diff] [blame] | 888 | /* members with mutually exclusive lifetimes are unionized */ |
Andy Green | 38e57bb | 2011-01-19 12:20:27 +0000 | [diff] [blame] | 889 | |
Andy Green | 623a98d | 2013-01-21 11:04:23 +0800 | [diff] [blame] | 890 | union u { |
| 891 | struct _lws_http_mode_related http; |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 892 | #ifdef LWS_USE_HTTP2 |
Andy Green | a54f232 | 2014-09-30 09:43:14 +0800 | [diff] [blame] | 893 | struct _lws_http2_related http2; |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 894 | #endif |
Andy Green | 623a98d | 2013-01-21 11:04:23 +0800 | [diff] [blame] | 895 | struct _lws_header_related hdr; |
| 896 | struct _lws_websocket_related ws; |
| 897 | } u; |
Andy Green | a1ce6be | 2013-01-18 11:43:21 +0800 | [diff] [blame] | 898 | |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 899 | #ifdef LWS_OPENSSL_SUPPORT |
| 900 | SSL *ssl; |
Andy Green | 90c7cbc | 2011-01-27 06:26:52 +0000 | [diff] [blame] | 901 | BIO *client_bio; |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 902 | struct lws *pending_read_list_prev, *pending_read_list_next; |
Andy Green | d91d5e8 | 2013-02-10 16:00:47 +0800 | [diff] [blame] | 903 | unsigned int use_ssl:2; |
Andy Green | 7df53c5 | 2014-10-22 15:37:28 +0800 | [diff] [blame] | 904 | unsigned int upgraded:1; |
Andy Green | b5b2319 | 2013-02-11 17:13:32 +0800 | [diff] [blame] | 905 | #endif |
Patrick Gansterer | 0fc37b6 | 2014-03-28 15:44:56 +0100 | [diff] [blame] | 906 | |
| 907 | #ifdef _WIN32 |
| 908 | BOOL sock_send_blocking; |
| 909 | #endif |
Andy Green | 7c212cc | 2010-11-08 20:20:42 +0000 | [diff] [blame] | 910 | }; |
| 911 | |
Andy Green | 3d67f51 | 2014-04-03 07:29:50 +0800 | [diff] [blame] | 912 | LWS_EXTERN int log_level; |
| 913 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 914 | LWS_EXTERN void |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 915 | lws_close_free_wsi(struct lws *wsi, enum lws_close_status); |
Andy Green | 508946c | 2013-02-12 10:19:08 +0800 | [diff] [blame] | 916 | |
Andy Green | 34f3dd2 | 2014-04-03 07:42:50 +0800 | [diff] [blame] | 917 | LWS_EXTERN int |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 918 | remove_wsi_socket_from_fds(struct lws *wsi); |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 919 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 920 | lws_rxflow_cache(struct lws *wsi, unsigned char *buf, int n, int len); |
Andy Green | 34f3dd2 | 2014-04-03 07:42:50 +0800 | [diff] [blame] | 921 | |
Andy Green | d636e35 | 2013-01-29 12:36:17 +0800 | [diff] [blame] | 922 | #ifndef LWS_LATENCY |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 923 | static inline void |
| 924 | lws_latency(struct lws_context *context, struct lws *wsi, const char *action, |
| 925 | int ret, int completion) { |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 926 | do { |
| 927 | (void)context; (void)wsi; (void)action; (void)ret; |
| 928 | (void)completion; |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 929 | } while (0); |
| 930 | } |
| 931 | static inline void |
| 932 | lws_latency_pre(struct lws_context *context, struct lws *wsi) { |
| 933 | do { (void)context; (void)wsi; } while (0); |
| 934 | } |
Andy Green | d636e35 | 2013-01-29 12:36:17 +0800 | [diff] [blame] | 935 | #else |
| 936 | #define lws_latency_pre(_context, _wsi) lws_latency(_context, _wsi, NULL, 0, 0) |
| 937 | extern void |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 938 | lws_latency(struct lws_context *context, struct lws *wsi, const char *action, |
| 939 | int ret, int completion); |
Andy Green | d636e35 | 2013-01-29 12:36:17 +0800 | [diff] [blame] | 940 | #endif |
| 941 | |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 942 | LWS_EXTERN void |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 943 | lws_set_protocol_write_pending(struct lws *wsi, |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 944 | enum lws_pending_protocol_send pend); |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 945 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 946 | lws_client_rx_sm(struct lws *wsi, unsigned char c); |
Andy Green | 4739e5c | 2011-01-22 12:51:57 +0000 | [diff] [blame] | 947 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 948 | LWS_EXTERN int |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 949 | lws_parse(struct lws *wsi, unsigned char c); |
Andy Green | b45993c | 2010-12-18 15:13:50 +0000 | [diff] [blame] | 950 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 951 | LWS_EXTERN int |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 952 | lws_http_action(struct lws *wsi); |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 953 | |
| 954 | LWS_EXTERN int |
Andy Green | df73616 | 2011-01-18 15:39:02 +0000 | [diff] [blame] | 955 | lws_b64_selftest(void); |
Andy Green | bfb051f | 2011-02-09 08:49:14 +0000 | [diff] [blame] | 956 | |
Andy Green | 2cd3074 | 2015-11-02 13:10:33 +0800 | [diff] [blame] | 957 | #if defined(_WIN32) || defined(MBED_OPERATORS) |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 958 | LWS_EXTERN struct lws * |
Andy Green | 1fa7685 | 2015-12-14 11:17:16 +0800 | [diff] [blame] | 959 | wsi_from_fd(const struct lws_context *context, lws_sockfd_type fd); |
Andy Green | 0d33833 | 2011-02-12 11:57:43 +0000 | [diff] [blame] | 960 | |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 961 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 962 | insert_wsi(struct lws_context *context, struct lws *wsi); |
Bud Davis | 229bfec | 2015-01-30 10:13:01 +0800 | [diff] [blame] | 963 | |
| 964 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 965 | delete_from_fd(struct lws_context *context, lws_sockfd_type fd); |
Bud Davis | 229bfec | 2015-01-30 10:13:01 +0800 | [diff] [blame] | 966 | #else |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 967 | #define wsi_from_fd(A,B) A->lws_lookup[B] |
Bud Davis | 229bfec | 2015-01-30 10:13:01 +0800 | [diff] [blame] | 968 | #define insert_wsi(A,B) A->lws_lookup[B->sock]=B |
| 969 | #define delete_from_fd(A,B) A->lws_lookup[B]=0 |
| 970 | #endif |
| 971 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 972 | LWS_EXTERN int |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 973 | insert_wsi_socket_into_fds(struct lws_context *context, struct lws *wsi); |
Darin Willits | c19456f | 2011-02-14 17:52:39 +0000 | [diff] [blame] | 974 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 975 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 976 | lws_issue_raw(struct lws *wsi, unsigned char *buf, size_t len); |
Andy Green | d44bf7f | 2011-03-06 10:29:38 +0000 | [diff] [blame] | 977 | |
Andy Green | 95a7b5d | 2011-03-06 10:29:39 +0000 | [diff] [blame] | 978 | |
Andy Green | 1c6e142 | 2013-02-20 19:11:31 +0800 | [diff] [blame] | 979 | LWS_EXTERN int |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 980 | lws_service_timeout_check(struct lws *wsi, unsigned int sec); |
Andy Green | a41314f | 2011-05-23 10:00:03 +0100 | [diff] [blame] | 981 | |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 982 | LWS_EXTERN struct lws * |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 983 | lws_client_connect_2(struct lws *wsi); |
Andy Green | a41314f | 2011-05-23 10:00:03 +0100 | [diff] [blame] | 984 | |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 985 | LWS_EXTERN struct lws * |
| 986 | lws_create_new_server_wsi(struct lws_context *context); |
Andy Green | a41314f | 2011-05-23 10:00:03 +0100 | [diff] [blame] | 987 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 988 | LWS_EXTERN char * |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 989 | lws_generate_client_handshake(struct lws *wsi, char *pkt); |
Andy Green | a41314f | 2011-05-23 10:00:03 +0100 | [diff] [blame] | 990 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 991 | LWS_EXTERN int |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 992 | lws_handle_POLLOUT_event(struct lws *wsi, struct lws_pollfd *pollfd); |
Andy Green | 91b0589 | 2014-10-17 08:38:44 +0800 | [diff] [blame] | 993 | |
Andy Green | cdb9bf9 | 2014-04-12 10:07:02 +0800 | [diff] [blame] | 994 | /* |
| 995 | * EXTENSIONS |
| 996 | */ |
| 997 | |
Andy Green | 3182ece | 2013-01-20 17:08:31 +0800 | [diff] [blame] | 998 | #ifndef LWS_NO_EXTENSIONS |
Andy Green | cdb9bf9 | 2014-04-12 10:07:02 +0800 | [diff] [blame] | 999 | LWS_VISIBLE void |
| 1000 | lws_context_init_extensions(struct lws_context_creation_info *info, |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1001 | struct lws_context *context); |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 1002 | LWS_EXTERN int |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 1003 | lws_any_extension_handled(struct lws *wsi, |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1004 | enum lws_extension_callback_reasons r, |
Andy Green | 6ee372f | 2012-04-09 15:09:01 +0800 | [diff] [blame] | 1005 | void *v, size_t len); |
Andy Green | a41314f | 2011-05-23 10:00:03 +0100 | [diff] [blame] | 1006 | |
Andy Green | 2c24ec0 | 2014-04-02 19:45:42 +0800 | [diff] [blame] | 1007 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1008 | lws_ext_callback_for_each_active(struct lws *wsi, int reason, |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1009 | void *buf, int len); |
Andy Green | 2c24ec0 | 2014-04-02 19:45:42 +0800 | [diff] [blame] | 1010 | LWS_EXTERN int |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1011 | lws_ext_callback_for_each_extension_type(struct lws_context *context, |
| 1012 | struct lws *wsi, int reason, |
| 1013 | void *arg, int len); |
Andy Green | 2c24ec0 | 2014-04-02 19:45:42 +0800 | [diff] [blame] | 1014 | #else |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 1015 | #define lws_any_extension_handled(_a, _b, _c, _d) (0) |
Andy Green | 2c24ec0 | 2014-04-02 19:45:42 +0800 | [diff] [blame] | 1016 | #define lws_ext_callback_for_each_active(_a, _b, _c, _d) (0) |
| 1017 | #define lws_ext_callback_for_each_extension_type(_a, _b, _c, _d, _e) (0) |
Andy Green | b49a995 | 2014-04-03 10:11:04 +0800 | [diff] [blame] | 1018 | #define lws_issue_raw_ext_access lws_issue_raw |
Andy Green | cdb9bf9 | 2014-04-12 10:07:02 +0800 | [diff] [blame] | 1019 | #define lws_context_init_extensions(_a, _b) |
Andy Green | 3182ece | 2013-01-20 17:08:31 +0800 | [diff] [blame] | 1020 | #endif |
Andy Green | a41314f | 2011-05-23 10:00:03 +0100 | [diff] [blame] | 1021 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 1022 | LWS_EXTERN int |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 1023 | lws_client_interpret_server_handshake(struct lws *wsi); |
Andy Green | a41314f | 2011-05-23 10:00:03 +0100 | [diff] [blame] | 1024 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 1025 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1026 | lws_rx_sm(struct lws *wsi, unsigned char c); |
Andy Green | a41314f | 2011-05-23 10:00:03 +0100 | [diff] [blame] | 1027 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 1028 | LWS_EXTERN int |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1029 | lws_issue_raw_ext_access(struct lws *wsi, unsigned char *buf, size_t len); |
Andy Green | 0922650 | 2011-05-28 10:19:19 +0100 | [diff] [blame] | 1030 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 1031 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1032 | _lws_rx_flow_control(struct lws *wsi); |
Andy Green | 706961d | 2013-01-17 16:50:35 +0800 | [diff] [blame] | 1033 | |
Andy Green | 44c1161 | 2014-11-08 11:18:47 +0800 | [diff] [blame] | 1034 | LWS_EXTERN void |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1035 | lws_union_transition(struct lws *wsi, enum connection_mode mode); |
Andy Green | 44c1161 | 2014-11-08 11:18:47 +0800 | [diff] [blame] | 1036 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 1037 | LWS_EXTERN int |
Andy Green | 00c6d15 | 2015-12-17 07:54:44 +0800 | [diff] [blame^] | 1038 | user_callback_handle_rxflow(callback_function, struct lws *wsi, |
| 1039 | enum lws_callback_reasons reason, void *user, |
| 1040 | void *in, size_t len); |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 1041 | #ifdef LWS_USE_HTTP2 |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1042 | LWS_EXTERN struct lws *lws_http2_get_network_wsi(struct lws *wsi); |
| 1043 | struct lws * lws_http2_get_nth_child(struct lws *wsi, int n); |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 1044 | LWS_EXTERN int |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1045 | lws_http2_interpret_settings_payload(struct http2_settings *settings, |
| 1046 | unsigned char *buf, int len); |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 1047 | LWS_EXTERN void lws_http2_init(struct http2_settings *settings); |
| 1048 | LWS_EXTERN int |
Andy Green | 11c05bf | 2015-12-16 18:19:08 +0800 | [diff] [blame] | 1049 | lws_http2_parser(struct lws *wsi, unsigned char c); |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1050 | LWS_EXTERN int lws_http2_do_pps_send(struct lws_context *context, |
| 1051 | struct lws *wsi); |
| 1052 | LWS_EXTERN int lws_http2_frame_write(struct lws *wsi, int type, int flags, |
| 1053 | unsigned int sid, unsigned int len, |
| 1054 | unsigned char *buf); |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1055 | LWS_EXTERN struct lws * |
| 1056 | lws_http2_wsi_from_id(struct lws *wsi, unsigned int sid); |
Andy Green | 11c05bf | 2015-12-16 18:19:08 +0800 | [diff] [blame] | 1057 | LWS_EXTERN int lws_hpack_interpret(struct lws *wsi, |
Andy Green | 2add634 | 2014-10-12 08:38:16 +0800 | [diff] [blame] | 1058 | unsigned char c); |
Andy Green | 917f43a | 2014-10-12 14:31:47 +0800 | [diff] [blame] | 1059 | LWS_EXTERN int |
Andy Green | 11c05bf | 2015-12-16 18:19:08 +0800 | [diff] [blame] | 1060 | lws_add_http2_header_by_name(struct lws *wsi, |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1061 | const unsigned char *name, |
| 1062 | const unsigned char *value, int length, |
| 1063 | unsigned char **p, unsigned char *end); |
Andy Green | 917f43a | 2014-10-12 14:31:47 +0800 | [diff] [blame] | 1064 | LWS_EXTERN int |
Andy Green | 11c05bf | 2015-12-16 18:19:08 +0800 | [diff] [blame] | 1065 | lws_add_http2_header_by_token(struct lws *wsi, |
Andy Green | 917f43a | 2014-10-12 14:31:47 +0800 | [diff] [blame] | 1066 | enum lws_token_indexes token, |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1067 | const unsigned char *value, int length, |
| 1068 | unsigned char **p, unsigned char *end); |
Andy Green | 917f43a | 2014-10-12 14:31:47 +0800 | [diff] [blame] | 1069 | LWS_EXTERN int |
Andy Green | 11c05bf | 2015-12-16 18:19:08 +0800 | [diff] [blame] | 1070 | lws_add_http2_header_status(struct lws *wsi, |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1071 | unsigned int code, unsigned char **p, |
Andy Green | 917f43a | 2014-10-12 14:31:47 +0800 | [diff] [blame] | 1072 | unsigned char *end); |
Andy Green | 7df53c5 | 2014-10-22 15:37:28 +0800 | [diff] [blame] | 1073 | LWS_EXTERN |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1074 | void lws_http2_configure_if_upgraded(struct lws *wsi); |
Andy Green | 7df53c5 | 2014-10-22 15:37:28 +0800 | [diff] [blame] | 1075 | #else |
| 1076 | #define lws_http2_configure_if_upgraded(x) |
Andy Green | 024eb6c | 2014-10-08 12:00:53 +0800 | [diff] [blame] | 1077 | #endif |
Andy Green | 706961d | 2013-01-17 16:50:35 +0800 | [diff] [blame] | 1078 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 1079 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1080 | lws_plat_set_socket_options(struct lws_context *context, lws_sockfd_type fd); |
Andy Green | a690cd0 | 2013-02-09 12:25:31 +0800 | [diff] [blame] | 1081 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 1082 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1083 | lws_allocate_header_table(struct lws *wsi); |
Andy Green | 16ab318 | 2013-02-10 18:02:31 +0800 | [diff] [blame] | 1084 | |
Andrew Canaday | 3771881 | 2014-11-07 11:20:59 +0800 | [diff] [blame] | 1085 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1086 | lws_free_header_table(struct lws *wsi); |
Andrew Canaday | 3771881 | 2014-11-07 11:20:59 +0800 | [diff] [blame] | 1087 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 1088 | LWS_EXTERN char * |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1089 | lws_hdr_simple_ptr(struct lws *wsi, enum lws_token_indexes h); |
Andy Green | 16ab318 | 2013-02-10 18:02:31 +0800 | [diff] [blame] | 1090 | |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 1091 | LWS_EXTERN int |
Andy Green | 11c05bf | 2015-12-16 18:19:08 +0800 | [diff] [blame] | 1092 | lws_hdr_simple_create(struct lws *wsi, enum lws_token_indexes h, const char *s); |
Andy Green | b5b2319 | 2013-02-11 17:13:32 +0800 | [diff] [blame] | 1093 | |
Andy Green | 2af4d5b | 2013-02-18 16:30:10 +0800 | [diff] [blame] | 1094 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1095 | lws_ensure_user_space(struct lws *wsi); |
Andy Green | 2af4d5b | 2013-02-18 16:30:10 +0800 | [diff] [blame] | 1096 | |
Andy Green | 158e804 | 2014-04-02 14:25:10 +0800 | [diff] [blame] | 1097 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1098 | lws_change_pollfd(struct lws *wsi, int _and, int _or); |
Andy Green | 91f19d8 | 2013-12-21 11:18:34 +0800 | [diff] [blame] | 1099 | |
Andy Green | b5b2319 | 2013-02-11 17:13:32 +0800 | [diff] [blame] | 1100 | #ifndef LWS_NO_SERVER |
Andy Green | e38031a | 2014-04-03 08:24:29 +0800 | [diff] [blame] | 1101 | int lws_context_init_server(struct lws_context_creation_info *info, |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1102 | struct lws_context *context); |
Andy Green | d7340c1 | 2014-04-10 14:08:10 +0800 | [diff] [blame] | 1103 | LWS_EXTERN int |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1104 | handshake_0405(struct lws_context *context, struct lws *wsi); |
| 1105 | LWS_EXTERN int |
| 1106 | lws_interpret_incoming_packet(struct lws *wsi, unsigned char *buf, size_t len); |
Andy Green | cdb9bf9 | 2014-04-12 10:07:02 +0800 | [diff] [blame] | 1107 | LWS_EXTERN void |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1108 | lws_server_get_canonical_hostname(struct lws_context *context, |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1109 | struct lws_context_creation_info *info); |
Andy Green | e38031a | 2014-04-03 08:24:29 +0800 | [diff] [blame] | 1110 | #else |
| 1111 | #define lws_context_init_server(_a, _b) (0) |
Andy Green | 3ef579b | 2015-12-04 09:23:56 +0800 | [diff] [blame] | 1112 | #define lws_interpret_incoming_packet(_a, _b, _c) (0) |
Andy Green | cdb9bf9 | 2014-04-12 10:07:02 +0800 | [diff] [blame] | 1113 | #define lws_server_get_canonical_hostname(_a, _b) |
Andy Green | b5b2319 | 2013-02-11 17:13:32 +0800 | [diff] [blame] | 1114 | #endif |
| 1115 | |
| 1116 | #ifndef LWS_NO_DAEMONIZE |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 1117 | LWS_EXTERN int get_daemonize_pid(); |
Andy Green | cdb9bf9 | 2014-04-12 10:07:02 +0800 | [diff] [blame] | 1118 | #else |
| 1119 | #define get_daemonize_pid() (0) |
Andy Green | b5b2319 | 2013-02-11 17:13:32 +0800 | [diff] [blame] | 1120 | #endif |
| 1121 | |
Andy Green | 2cd3074 | 2015-11-02 13:10:33 +0800 | [diff] [blame] | 1122 | #if !defined(MBED_OPERATORS) |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1123 | LWS_EXTERN int |
| 1124 | interface_to_sa(struct lws_context *context, const char *ifname, |
| 1125 | struct sockaddr_in *addr, size_t addrlen); |
Andy Green | 2cd3074 | 2015-11-02 13:10:33 +0800 | [diff] [blame] | 1126 | #endif |
Andy Green | b25b85f | 2014-04-03 23:34:09 +0800 | [diff] [blame] | 1127 | LWS_EXTERN void lwsl_emit_stderr(int level, const char *line); |
| 1128 | |
Andy Green | 1a308e4 | 2014-04-08 07:26:30 +0100 | [diff] [blame] | 1129 | enum lws_ssl_capable_status { |
| 1130 | LWS_SSL_CAPABLE_ERROR = -1, |
| 1131 | LWS_SSL_CAPABLE_MORE_SERVICE = -2, |
| 1132 | }; |
| 1133 | |
Darin Willits | c19456f | 2011-02-14 17:52:39 +0000 | [diff] [blame] | 1134 | #ifndef LWS_OPENSSL_SUPPORT |
Andy Green | cdb9bf9 | 2014-04-12 10:07:02 +0800 | [diff] [blame] | 1135 | #define LWS_SSL_ENABLED(context) (0) |
Andy Green | c57037a | 2014-04-03 10:17:00 +0800 | [diff] [blame] | 1136 | #define lws_context_init_server_ssl(_a, _b) (0) |
| 1137 | #define lws_ssl_destroy(_a) |
Andy Green | 2eedea9 | 2014-04-03 14:33:48 +0800 | [diff] [blame] | 1138 | #define lws_context_init_http2_ssl(_a) |
Andy Green | 0213812 | 2014-04-06 06:26:35 +0100 | [diff] [blame] | 1139 | #define lws_ssl_capable_read lws_ssl_capable_read_no_ssl |
| 1140 | #define lws_ssl_capable_write lws_ssl_capable_write_no_ssl |
=?UTF-8?q?Jos=C3=A9=20Luis=20Mill=C3=A1n?= | 4c0ba02 | 2015-08-19 16:23:33 +0200 | [diff] [blame] | 1141 | #define lws_ssl_pending lws_ssl_pending_no_ssl |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 1142 | #define lws_server_socket_service_ssl(_a, _b, _c, _d) (0) |
Andy Green | cdb9bf9 | 2014-04-12 10:07:02 +0800 | [diff] [blame] | 1143 | #define lws_ssl_close(_a) (0) |
| 1144 | #define lws_ssl_context_destroy(_a) |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 1145 | #define lws_ssl_remove_wsi_from_buffered_list(_a) |
Andy Green | b5b2319 | 2013-02-11 17:13:32 +0800 | [diff] [blame] | 1146 | #else |
Andy Green | cdb9bf9 | 2014-04-12 10:07:02 +0800 | [diff] [blame] | 1147 | #define LWS_SSL_ENABLED(context) (context->use_ssl) |
Joakim Soderberg | f272cb0 | 2013-02-13 09:29:26 +0800 | [diff] [blame] | 1148 | LWS_EXTERN int openssl_websocket_private_data_index; |
Andy Green | 0213812 | 2014-04-06 06:26:35 +0100 | [diff] [blame] | 1149 | LWS_EXTERN int |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 1150 | lws_ssl_capable_read(struct lws *wsi, unsigned char *buf, int len); |
Andy Green | 0213812 | 2014-04-06 06:26:35 +0100 | [diff] [blame] | 1151 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1152 | lws_ssl_capable_write(struct lws *wsi, unsigned char *buf, int len); |
Andy Green | cdb9bf9 | 2014-04-12 10:07:02 +0800 | [diff] [blame] | 1153 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1154 | lws_ssl_pending(struct lws *wsi); |
=?UTF-8?q?Jos=C3=A9=20Luis=20Mill=C3=A1n?= | 4c0ba02 | 2015-08-19 16:23:33 +0200 | [diff] [blame] | 1155 | LWS_EXTERN int |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 1156 | lws_server_socket_service_ssl(struct lws **wsi, struct lws *new_wsi, |
| 1157 | lws_sockfd_type accept_fd, |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1158 | struct lws_pollfd *pollfd); |
Andy Green | cdb9bf9 | 2014-04-12 10:07:02 +0800 | [diff] [blame] | 1159 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1160 | lws_ssl_close(struct lws *wsi); |
Andy Green | cdb9bf9 | 2014-04-12 10:07:02 +0800 | [diff] [blame] | 1161 | LWS_EXTERN void |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1162 | lws_ssl_context_destroy(struct lws_context *context); |
Andy Green | 5281560 | 2015-01-29 08:36:18 +0800 | [diff] [blame] | 1163 | LWS_VISIBLE void |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 1164 | lws_ssl_remove_wsi_from_buffered_list(struct lws *wsi); |
Andy Green | c57037a | 2014-04-03 10:17:00 +0800 | [diff] [blame] | 1165 | #ifndef LWS_NO_SERVER |
| 1166 | LWS_EXTERN int |
| 1167 | lws_context_init_server_ssl(struct lws_context_creation_info *info, |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1168 | struct lws_context *context); |
Andy Green | c57037a | 2014-04-03 10:17:00 +0800 | [diff] [blame] | 1169 | #else |
| 1170 | #define lws_context_init_server_ssl(_a, _b) (0) |
| 1171 | #endif |
| 1172 | LWS_EXTERN void |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1173 | lws_ssl_destroy(struct lws_context *context); |
Andy Green | 2eedea9 | 2014-04-03 14:33:48 +0800 | [diff] [blame] | 1174 | |
| 1175 | /* HTTP2-related */ |
| 1176 | |
| 1177 | #ifdef LWS_USE_HTTP2 |
| 1178 | LWS_EXTERN void |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1179 | lws_context_init_http2_ssl(struct lws_context *context); |
Andy Green | 2eedea9 | 2014-04-03 14:33:48 +0800 | [diff] [blame] | 1180 | #else |
| 1181 | #define lws_context_init_http2_ssl(_a) |
| 1182 | #endif |
Darin Willits | c19456f | 2011-02-14 17:52:39 +0000 | [diff] [blame] | 1183 | #endif |
Andy Green | a654fc0 | 2014-04-03 07:16:40 +0800 | [diff] [blame] | 1184 | |
Patrick Gansterer | a6b019a | 2014-04-15 18:40:31 +0200 | [diff] [blame] | 1185 | LWS_EXTERN int |
Andy Green | 6b5de70 | 2015-12-15 21:15:58 +0800 | [diff] [blame] | 1186 | lws_ssl_capable_read_no_ssl(struct lws *wsi, unsigned char *buf, int len); |
Patrick Gansterer | a6b019a | 2014-04-15 18:40:31 +0200 | [diff] [blame] | 1187 | |
| 1188 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1189 | lws_ssl_capable_write_no_ssl(struct lws *wsi, unsigned char *buf, int len); |
Patrick Gansterer | a6b019a | 2014-04-15 18:40:31 +0200 | [diff] [blame] | 1190 | |
=?UTF-8?q?Jos=C3=A9=20Luis=20Mill=C3=A1n?= | 4c0ba02 | 2015-08-19 16:23:33 +0200 | [diff] [blame] | 1191 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1192 | lws_ssl_pending_no_ssl(struct lws *wsi); |
=?UTF-8?q?Jos=C3=A9=20Luis=20Mill=C3=A1n?= | 4c0ba02 | 2015-08-19 16:23:33 +0200 | [diff] [blame] | 1193 | |
Andy Green | a654fc0 | 2014-04-03 07:16:40 +0800 | [diff] [blame] | 1194 | #ifndef LWS_NO_CLIENT |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1195 | LWS_EXTERN int lws_client_socket_service(struct lws_context *context, |
| 1196 | struct lws *wsi, |
| 1197 | struct lws_pollfd *pollfd); |
Andy Green | c57037a | 2014-04-03 10:17:00 +0800 | [diff] [blame] | 1198 | #ifdef LWS_OPENSSL_SUPPORT |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1199 | LWS_EXTERN int |
| 1200 | lws_context_init_client_ssl(struct lws_context_creation_info *info, |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1201 | struct lws_context *context); |
Andy Green | e38031a | 2014-04-03 08:24:29 +0800 | [diff] [blame] | 1202 | #else |
Andy Green | c57037a | 2014-04-03 10:17:00 +0800 | [diff] [blame] | 1203 | #define lws_context_init_client_ssl(_a, _b) (0) |
| 1204 | #endif |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1205 | LWS_EXTERN int |
| 1206 | lws_handshake_client(struct lws *wsi, unsigned char **buf, size_t len); |
| 1207 | LWS_EXTERN void |
| 1208 | lws_decode_ssl_error(void); |
Andy Green | c57037a | 2014-04-03 10:17:00 +0800 | [diff] [blame] | 1209 | #else |
| 1210 | #define lws_context_init_client_ssl(_a, _b) (0) |
Andy Green | aad2eac | 2014-04-03 09:03:37 +0800 | [diff] [blame] | 1211 | #define lws_handshake_client(_a, _b, _c) (0) |
Andy Green | a654fc0 | 2014-04-03 07:16:40 +0800 | [diff] [blame] | 1212 | #endif |
| 1213 | #ifndef LWS_NO_SERVER |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1214 | LWS_EXTERN int |
| 1215 | lws_server_socket_service(struct lws_context *context, struct lws *wsi, |
| 1216 | struct lws_pollfd *pollfd); |
| 1217 | LWS_EXTERN int |
| 1218 | _lws_rx_flow_control(struct lws *wsi); |
| 1219 | LWS_EXTERN int |
Andy Green | 11c05bf | 2015-12-16 18:19:08 +0800 | [diff] [blame] | 1220 | lws_handshake_server(struct lws *wsi, unsigned char **buf, size_t len); |
Andy Green | d99476b | 2014-04-03 08:40:05 +0800 | [diff] [blame] | 1221 | #else |
Andy Green | b49a995 | 2014-04-03 10:11:04 +0800 | [diff] [blame] | 1222 | #define lws_server_socket_service(_a, _b, _c) (0) |
Andy Green | 6230476 | 2015-12-04 08:43:54 +0800 | [diff] [blame] | 1223 | #define _lws_rx_flow_control(_a) (0) |
Andy Green | 11c05bf | 2015-12-16 18:19:08 +0800 | [diff] [blame] | 1224 | #define lws_handshake_server(_a, _b, _c) (0) |
Andy Green | a654fc0 | 2014-04-03 07:16:40 +0800 | [diff] [blame] | 1225 | #endif |
Andy Green | 40110e8 | 2015-12-14 08:52:03 +0800 | [diff] [blame] | 1226 | |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1227 | LWS_EXTERN int |
| 1228 | lws_get_addresses(struct lws_context *context, void *ads, char *name, |
| 1229 | int name_len, char *rip, int rip_len); |
Andy Green | a654fc0 | 2014-04-03 07:16:40 +0800 | [diff] [blame] | 1230 | |
| 1231 | /* |
Alejandro Mery | cdc9717 | 2014-12-04 23:15:27 +0100 | [diff] [blame] | 1232 | * custom allocator |
| 1233 | */ |
| 1234 | LWS_EXTERN void* |
| 1235 | lws_realloc(void *ptr, size_t size); |
| 1236 | |
| 1237 | LWS_EXTERN void* |
| 1238 | lws_zalloc(size_t size); |
| 1239 | |
| 1240 | #define lws_malloc(S) lws_realloc(NULL, S) |
| 1241 | #define lws_free(P) lws_realloc(P, 0) |
Alejandro Mery | ac3ec39 | 2014-12-05 00:09:20 +0100 | [diff] [blame] | 1242 | #define lws_free2(P) do { lws_realloc(P, 0); (P) = NULL; } while(0) |
Alejandro Mery | cdc9717 | 2014-12-04 23:15:27 +0100 | [diff] [blame] | 1243 | |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1244 | /* lws_plat_ */ |
Andy Green | a654fc0 | 2014-04-03 07:16:40 +0800 | [diff] [blame] | 1245 | LWS_EXTERN void |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1246 | lws_plat_delete_socket_from_fds(struct lws_context *context, |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1247 | struct lws *wsi, int m); |
Andy Green | a654fc0 | 2014-04-03 07:16:40 +0800 | [diff] [blame] | 1248 | LWS_EXTERN void |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1249 | lws_plat_insert_socket_into_fds(struct lws_context *context, |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1250 | struct lws *wsi); |
Andy Green | a654fc0 | 2014-04-03 07:16:40 +0800 | [diff] [blame] | 1251 | LWS_EXTERN void |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1252 | lws_plat_service_periodic(struct lws_context *context); |
Andy Green | a654fc0 | 2014-04-03 07:16:40 +0800 | [diff] [blame] | 1253 | |
| 1254 | LWS_EXTERN int |
Andy Green | dc8a3a8 | 2015-12-06 09:15:27 +0800 | [diff] [blame] | 1255 | lws_plat_change_pollfd(struct lws_context *context, struct lws *wsi, |
| 1256 | struct lws_pollfd *pfd); |
Andy Green | a654fc0 | 2014-04-03 07:16:40 +0800 | [diff] [blame] | 1257 | LWS_EXTERN int |
| 1258 | lws_plat_context_early_init(void); |
| 1259 | LWS_EXTERN void |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1260 | lws_plat_context_early_destroy(struct lws_context *context); |
Andy Green | a654fc0 | 2014-04-03 07:16:40 +0800 | [diff] [blame] | 1261 | LWS_EXTERN void |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1262 | lws_plat_context_late_destroy(struct lws_context *context); |
Andy Green | a654fc0 | 2014-04-03 07:16:40 +0800 | [diff] [blame] | 1263 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1264 | lws_poll_listen_fd(struct lws_pollfd *fd); |
Andy Green | a654fc0 | 2014-04-03 07:16:40 +0800 | [diff] [blame] | 1265 | LWS_EXTERN int |
Andy Green | 4b85c1d | 2015-12-04 11:08:32 +0800 | [diff] [blame] | 1266 | lws_plat_service(struct lws_context *context, int timeout_ms); |
Andy Green | a654fc0 | 2014-04-03 07:16:40 +0800 | [diff] [blame] | 1267 | LWS_EXTERN int |
Andy Green | 4386e36 | 2015-12-10 07:14:16 +0800 | [diff] [blame] | 1268 | lws_plat_init(struct lws_context *context, |
| 1269 | struct lws_context_creation_info *info); |
Andy Green | a654fc0 | 2014-04-03 07:16:40 +0800 | [diff] [blame] | 1270 | LWS_EXTERN void |
| 1271 | lws_plat_drop_app_privileges(struct lws_context_creation_info *info); |
| 1272 | LWS_EXTERN unsigned long long |
| 1273 | time_in_microseconds(void); |
| 1274 | LWS_EXTERN const char * |
| 1275 | lws_plat_inet_ntop(int af, const void *src, char *dst, int cnt); |
Andy Green | 8c0d3c0 | 2015-11-02 20:34:12 +0800 | [diff] [blame] | 1276 | |
| 1277 | #ifdef __cplusplus |
| 1278 | }; |
| 1279 | #endif |