diff options
Diffstat (limited to 'modules/websocket')
| -rw-r--r-- | modules/websocket/SCsub | 35 | ||||
| -rw-r--r-- | modules/websocket/lws_helper.cpp | 157 | ||||
| -rw-r--r-- | modules/websocket/lws_helper.h | 126 | ||||
| -rw-r--r-- | modules/websocket/lws_peer.cpp | 16 |
4 files changed, 185 insertions, 149 deletions
diff --git a/modules/websocket/SCsub b/modules/websocket/SCsub index c0985b3245..b67a836fe8 100644 --- a/modules/websocket/SCsub +++ b/modules/websocket/SCsub @@ -7,7 +7,7 @@ Import('env_modules') env_lws = env_modules.Clone() -if env['builtin_libwebsockets']: +if env['builtin_libwebsockets'] and not env["platform"] == "javascript": # already builtin for javascript thirdparty_dir = "#thirdparty/libwebsockets/" helper_dir = "win32helpers/" thirdparty_sources = [ @@ -61,34 +61,33 @@ if env['builtin_libwebsockets']: "tls/mbedtls/mbedtls-server.c" ] - if env_lws["platform"] == "android": # Builtin getifaddrs + if env["platform"] == "android": # Builtin getifaddrs thirdparty_sources += ["misc/getifaddrs.c"] - if env_lws["platform"] == "windows" or env_lws["platform"] == "uwp": # Winsock + if env["platform"] == "windows" or env["platform"] == "uwp": # Winsock thirdparty_sources += ["plat/lws-plat-win.c", helper_dir + "getopt.c", helper_dir + "getopt_long.c", helper_dir + "gettimeofday.c"] else: # Unix socket thirdparty_sources += ["plat/lws-plat-unix.c"] - thirdparty_sources = [thirdparty_dir + file for file in thirdparty_sources] - if env_lws["platform"] == "javascript": # No need to add third party libraries at all - pass - else: - env_lws.add_source_files(env.modules_sources, thirdparty_sources) - env_lws.Append(CPPPATH=[thirdparty_dir]) + env_lws.Append(CPPPATH=[thirdparty_dir]) + + if env['builtin_mbedtls']: + mbedtls_includes = "#thirdparty/mbedtls/include" + env_lws.Prepend(CPPPATH=[mbedtls_includes]) - wrapper_includes = ["#thirdparty/libwebsockets/tls/mbedtls/wrapper/include/" + inc for inc in ["internal", "openssl", "platform", ""]] - env_lws.Prepend(CPPPATH=wrapper_includes) + wrapper_includes = ["#thirdparty/libwebsockets/tls/mbedtls/wrapper/include/" + inc for inc in ["internal", "openssl", "platform", ""]] + env_lws.Prepend(CPPPATH=wrapper_includes) - if env['builtin_mbedtls']: - mbedtls_includes = "#thirdparty/mbedtls/include" - env_lws.Prepend(CPPPATH=[mbedtls_includes]) + if env["platform"] == "windows" or env["platform"] == "uwp": + env_lws.Append(CPPPATH=[thirdparty_dir + helper_dir]) - if env_lws["platform"] == "windows" or env_lws["platform"] == "uwp": - env_lws.Append(CPPPATH=[thirdparty_dir + helper_dir]) + if env["platform"] == "uwp": + env_lws.Append(CCFLAGS=["/DLWS_MINGW_SUPPORT"]) - if env_lws["platform"] == "uwp": - env_lws.Append(CCFLAGS=["/DLWS_MINGW_SUPPORT"]) + env_thirdparty = env_lws.Clone() + env_thirdparty.disable_warnings() + env_thirdparty.add_source_files(env.modules_sources, thirdparty_sources) env_lws.add_source_files(env.modules_sources, "*.cpp") diff --git a/modules/websocket/lws_helper.cpp b/modules/websocket/lws_helper.cpp new file mode 100644 index 0000000000..b5216615e9 --- /dev/null +++ b/modules/websocket/lws_helper.cpp @@ -0,0 +1,157 @@ +/*************************************************************************/ +/* lws_helper.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */ +/* */ +/* Permission is hereby granted, free of charge, to any person obtaining */ +/* a copy of this software and associated documentation files (the */ +/* "Software"), to deal in the Software without restriction, including */ +/* without limitation the rights to use, copy, modify, merge, publish, */ +/* distribute, sublicense, and/or sell copies of the Software, and to */ +/* permit persons to whom the Software is furnished to do so, subject to */ +/* the following conditions: */ +/* */ +/* The above copyright notice and this permission notice shall be */ +/* included in all copies or substantial portions of the Software. */ +/* */ +/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ +/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ +/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ +/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ +/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ +/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ +/*************************************************************************/ + +#if !defined(JAVASCRIPT_ENABLED) + +#include "lws_helper.h" + +_LWSRef *_lws_create_ref(void *obj) { + + _LWSRef *out = (_LWSRef *)memalloc(sizeof(_LWSRef)); + out->is_destroying = false; + out->free_context = false; + out->is_polling = false; + out->obj = obj; + out->is_valid = true; + out->lws_structs = NULL; + out->lws_names = NULL; + return out; +} + +void _lws_free_ref(_LWSRef *ref) { + // Free strings and structs + memfree(ref->lws_structs); + memfree(ref->lws_names); + // Free ref + memfree(ref); +} + +bool _lws_destroy(struct lws_context *context, _LWSRef *ref) { + if (context == NULL || ref->is_destroying) + return false; + + if (ref->is_polling) { + ref->free_context = true; + return false; + } + + ref->is_destroying = true; + lws_context_destroy(context); + _lws_free_ref(ref); + return true; +} + +bool _lws_poll(struct lws_context *context, _LWSRef *ref) { + + ERR_FAIL_COND_V(context == NULL, false); + ERR_FAIL_COND_V(ref == NULL, false); + + ref->is_polling = true; + lws_service(context, 0); + ref->is_polling = false; + + if (!ref->free_context) + return false; // Nothing to do + + bool is_valid = ref->is_valid; // Might have been destroyed by poll + + _lws_destroy(context, ref); // Will destroy context and ref + + return is_valid; // If the object should NULL its context and ref +} + +/* + * Prepare the protocol_structs to be fed to context. + * Also prepare the protocol string used by the client. + */ +void _lws_make_protocols(void *p_obj, lws_callback_function *p_callback, PoolVector<String> p_names, _LWSRef **r_lws_ref) { + // The input strings might go away after this call, we need to copy them. + // We will clear them when destroying the context. + int i; + int len = p_names.size(); + size_t data_size = sizeof(struct LWSPeer::PeerData); + PoolVector<String>::Read pnr = p_names.read(); + + // This is a reference connecting the object with lws keep track of status, mallocs, etc. + // Must survive as long the context. + // Must be freed manually when context creation fails. + _LWSRef *ref = _lws_create_ref(p_obj); + + // LWS protocol structs. + ref->lws_structs = (struct lws_protocols *)memalloc(sizeof(struct lws_protocols) * (len + 2)); + memset(ref->lws_structs, 0, sizeof(struct lws_protocols) * (len + 2)); + + CharString strings = p_names.join(",").ascii(); + int str_len = strings.length(); + + // Joined string of protocols, double the size: comma separated first, NULL separated last + ref->lws_names = (char *)memalloc((str_len + 1) * 2); // Plus the terminator + + char *names_ptr = ref->lws_names; + struct lws_protocols *structs_ptr = ref->lws_structs; + + // Comma separated protocols string to be used in client Sec-WebSocket-Protocol header + if (str_len > 0) + copymem(names_ptr, strings.get_data(), str_len); + names_ptr[str_len] = '\0'; // NULL terminator + + // NULL terminated protocol strings to be used in protocol structs + if (str_len > 0) + copymem(&names_ptr[str_len + 1], strings.get_data(), str_len); + names_ptr[(str_len * 2) + 1] = '\0'; // NULL terminator + int pos = str_len + 1; + + // The first protocol is the default for any http request (before upgrade). + // It is also used as the websocket protocol when no subprotocol is specified. + structs_ptr[0].name = "default"; + structs_ptr[0].callback = p_callback; + structs_ptr[0].per_session_data_size = data_size; + structs_ptr[0].rx_buffer_size = LWS_BUF_SIZE; + structs_ptr[0].tx_packet_size = LWS_PACKET_SIZE; + // Add user defined protocols + for (i = 0; i < len; i++) { + structs_ptr[i + 1].name = (const char *)&names_ptr[pos]; + structs_ptr[i + 1].callback = p_callback; + structs_ptr[i + 1].per_session_data_size = data_size; + structs_ptr[i + 1].rx_buffer_size = LWS_BUF_SIZE; + structs_ptr[i + 1].tx_packet_size = LWS_PACKET_SIZE; + pos += pnr[i].ascii().length() + 1; + names_ptr[pos - 1] = '\0'; + } + // Add protocols terminator + structs_ptr[len + 1].name = NULL; + structs_ptr[len + 1].callback = NULL; + structs_ptr[len + 1].per_session_data_size = 0; + structs_ptr[len + 1].rx_buffer_size = 0; + + *r_lws_ref = ref; +} + +#endif diff --git a/modules/websocket/lws_helper.h b/modules/websocket/lws_helper.h index 70256ccf16..fd8f85371b 100644 --- a/modules/websocket/lws_helper.h +++ b/modules/websocket/lws_helper.h @@ -49,127 +49,11 @@ struct _LWSRef { char *lws_names; }; -static _LWSRef *_lws_create_ref(void *obj) { - - _LWSRef *out = (_LWSRef *)memalloc(sizeof(_LWSRef)); - out->is_destroying = false; - out->free_context = false; - out->is_polling = false; - out->obj = obj; - out->is_valid = true; - out->lws_structs = NULL; - out->lws_names = NULL; - return out; -} - -static void _lws_free_ref(_LWSRef *ref) { - // Free strings and structs - memfree(ref->lws_structs); - memfree(ref->lws_names); - // Free ref - memfree(ref); -} - -static bool _lws_destroy(struct lws_context *context, _LWSRef *ref) { - if (context == NULL || ref->is_destroying) - return false; - - if (ref->is_polling) { - ref->free_context = true; - return false; - } - - ref->is_destroying = true; - lws_context_destroy(context); - _lws_free_ref(ref); - return true; -} - -static bool _lws_poll(struct lws_context *context, _LWSRef *ref) { - - ERR_FAIL_COND_V(context == NULL, false); - ERR_FAIL_COND_V(ref == NULL, false); - - ref->is_polling = true; - lws_service(context, 0); - ref->is_polling = false; - - if (!ref->free_context) - return false; // Nothing to do - - bool is_valid = ref->is_valid; // Might have been destroyed by poll - - _lws_destroy(context, ref); // Will destroy context and ref - - return is_valid; // If the object should NULL its context and ref -} - -/* - * Prepare the protocol_structs to be fed to context. - * Also prepare the protocol string used by the client. - */ -static void _lws_make_protocols(void *p_obj, lws_callback_function *p_callback, PoolVector<String> p_names, _LWSRef **r_lws_ref) { - // The input strings might go away after this call, we need to copy them. - // We will clear them when destroying the context. - int i; - int len = p_names.size(); - size_t data_size = sizeof(struct LWSPeer::PeerData); - PoolVector<String>::Read pnr = p_names.read(); - - // This is a reference connecting the object with lws keep track of status, mallocs, etc. - // Must survive as long the context. - // Must be freed manually when context creation fails. - _LWSRef *ref = _lws_create_ref(p_obj); - - // LWS protocol structs. - ref->lws_structs = (struct lws_protocols *)memalloc(sizeof(struct lws_protocols) * (len + 2)); - memset(ref->lws_structs, 0, sizeof(struct lws_protocols) * (len + 2)); - - CharString strings = p_names.join(",").ascii(); - int str_len = strings.length(); - - // Joined string of protocols, double the size: comma separated first, NULL separated last - ref->lws_names = (char *)memalloc((str_len + 1) * 2); // Plus the terminator - - char *names_ptr = ref->lws_names; - struct lws_protocols *structs_ptr = ref->lws_structs; - - // Comma separated protocols string to be used in client Sec-WebSocket-Protocol header - if (str_len > 0) - copymem(names_ptr, strings.get_data(), str_len); - names_ptr[str_len] = '\0'; // NULL terminator - - // NULL terminated protocol strings to be used in protocol structs - if (str_len > 0) - copymem(&names_ptr[str_len + 1], strings.get_data(), str_len); - names_ptr[(str_len * 2) + 1] = '\0'; // NULL terminator - int pos = str_len + 1; - - // The first protocol is the default for any http request (before upgrade). - // It is also used as the websocket protocol when no subprotocol is specified. - structs_ptr[0].name = "default"; - structs_ptr[0].callback = p_callback; - structs_ptr[0].per_session_data_size = data_size; - structs_ptr[0].rx_buffer_size = LWS_BUF_SIZE; - structs_ptr[0].tx_packet_size = LWS_PACKET_SIZE; - // Add user defined protocols - for (i = 0; i < len; i++) { - structs_ptr[i + 1].name = (const char *)&names_ptr[pos]; - structs_ptr[i + 1].callback = p_callback; - structs_ptr[i + 1].per_session_data_size = data_size; - structs_ptr[i + 1].rx_buffer_size = LWS_BUF_SIZE; - structs_ptr[i + 1].tx_packet_size = LWS_PACKET_SIZE; - pos += pnr[i].ascii().length() + 1; - names_ptr[pos - 1] = '\0'; - } - // Add protocols terminator - structs_ptr[len + 1].name = NULL; - structs_ptr[len + 1].callback = NULL; - structs_ptr[len + 1].per_session_data_size = 0; - structs_ptr[len + 1].rx_buffer_size = 0; - - *r_lws_ref = ref; -} +_LWSRef *_lws_create_ref(void *obj); +void _lws_free_ref(_LWSRef *ref); +bool _lws_destroy(struct lws_context *context, _LWSRef *ref); +bool _lws_poll(struct lws_context *context, _LWSRef *ref); +void _lws_make_protocols(void *p_obj, lws_callback_function *p_callback, PoolVector<String> p_names, _LWSRef **r_lws_ref); /* clang-format off */ #define LWS_HELPER(CNAME) \ diff --git a/modules/websocket/lws_peer.cpp b/modules/websocket/lws_peer.cpp index 245b28b608..b5c130b308 100644 --- a/modules/websocket/lws_peer.cpp +++ b/modules/websocket/lws_peer.cpp @@ -30,6 +30,7 @@ #ifndef JAVASCRIPT_ENABLED #include "lws_peer.h" + #include "core/io/ip.h" // Needed for socket_helpers on Android at least. UNIXes has it, just include if not windows @@ -38,7 +39,7 @@ #include <sys/socket.h> #endif -#include "drivers/unix/socket_helpers.h" +#include "drivers/unix/net_socket_posix.h" void LWSPeer::set_wsi(struct lws *p_wsi) { ERR_FAIL_COND(wsi != NULL); @@ -60,7 +61,6 @@ Error LWSPeer::read_wsi(void *in, size_t len) { ERR_FAIL_COND_V(!is_connected_to_host(), FAILED); - PeerData *peer_data = (PeerData *)(lws_wsi_user(wsi)); uint32_t size = in_size; uint8_t is_string = lws_frame_is_binary(wsi) ? 0 : 1; @@ -88,7 +88,6 @@ Error LWSPeer::write_wsi() { ERR_FAIL_COND_V(!is_connected_to_host(), FAILED); - PeerData *peer_data = (PeerData *)(lws_wsi_user(wsi)); PoolVector<uint8_t> tmp; int left = rbw.data_left(); uint32_t to_write = 0; @@ -119,7 +118,6 @@ Error LWSPeer::put_packet(const uint8_t *p_buffer, int p_buffer_size) { ERR_FAIL_COND_V(!is_connected_to_host(), FAILED); - PeerData *peer_data = (PeerData *)lws_wsi_user(wsi); rbw.write((uint8_t *)&p_buffer_size, 4); rbw.write(p_buffer, MIN(p_buffer_size, rbw.space_left())); out_count++; @@ -132,8 +130,6 @@ Error LWSPeer::get_packet(const uint8_t **r_buffer, int &r_buffer_size) { ERR_FAIL_COND_V(!is_connected_to_host(), FAILED); - PeerData *peer_data = (PeerData *)lws_wsi_user(wsi); - if (in_count == 0) return ERR_UNAVAILABLE; @@ -236,7 +232,7 @@ IP_Address LWSPeer::get_connected_host() const { ERR_FAIL_COND_V(!is_connected_to_host(), IP_Address()); IP_Address ip; - int port = 0; + uint16_t port = 0; struct sockaddr_storage addr; socklen_t len = sizeof(addr); @@ -247,7 +243,7 @@ IP_Address LWSPeer::get_connected_host() const { int ret = getpeername(fd, (struct sockaddr *)&addr, &len); ERR_FAIL_COND_V(ret != 0, IP_Address()); - _set_ip_addr_port(ip, port, &addr); + NetSocketPosix::_set_ip_port(&addr, ip, port); return ip; }; @@ -257,7 +253,7 @@ uint16_t LWSPeer::get_connected_port() const { ERR_FAIL_COND_V(!is_connected_to_host(), 0); IP_Address ip; - int port = 0; + uint16_t port = 0; struct sockaddr_storage addr; socklen_t len = sizeof(addr); @@ -268,7 +264,7 @@ uint16_t LWSPeer::get_connected_port() const { int ret = getpeername(fd, (struct sockaddr *)&addr, &len); ERR_FAIL_COND_V(ret != 0, 0); - _set_ip_addr_port(ip, port, &addr); + NetSocketPosix::_set_ip_port(&addr, ip, port); return port; }; |