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author | Stefan Radomski <radomski@tk.informatik.tu-darmstadt.de> | 2014-07-16 21:54:17 (GMT) |
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committer | Stefan Radomski <radomski@tk.informatik.tu-darmstadt.de> | 2014-07-16 21:54:17 (GMT) |
commit | d8dc46cc000d81d031c5f08806dc26a3b433e1bf (patch) | |
tree | b4bc051b80a47ac849631a5da6da5fdc3bbd8d4d /src/uscxml/server/Socket.h | |
parent | b9fcc8d669491725d8dc37583958eadd31a46456 (diff) | |
download | uscxml-d8dc46cc000d81d031c5f08806dc26a3b433e1bf.zip uscxml-d8dc46cc000d81d031c5f08806dc26a3b433e1bf.tar.gz uscxml-d8dc46cc000d81d031c5f08806dc26a3b433e1bf.tar.bz2 |
Generic socket support
Diffstat (limited to 'src/uscxml/server/Socket.h')
-rw-r--r-- | src/uscxml/server/Socket.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/src/uscxml/server/Socket.h b/src/uscxml/server/Socket.h new file mode 100644 index 0000000..fcaada4 --- /dev/null +++ b/src/uscxml/server/Socket.h @@ -0,0 +1,116 @@ +/** + * @file + * @author 2012-2014 Stefan Radomski (stefan.radomski@cs.tu-darmstadt.de) + * @copyright Simplified BSD + * + * @cond + * This program is free software: you can redistribute it and/or modify + * it under the terms of the FreeBSD license as published by the FreeBSD + * project. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * + * You should have received a copy of the FreeBSD license along with this + * program. If not, see <http://www.opensource.org/licenses/bsd-license>. + * @endcond + */ + +#ifndef SOCKETCLIENT_H_9A0B2A88 +#define SOCKETCLIENT_H_9A0B2A88 + +#include "uscxml/Common.h" // for USCXML_API +#include "uscxml/concurrency/EventBase.h" +#include <string> +#include <map> +#include <set> + +#ifdef _WIN32 +# include <winsock2.h> +#else +# include <netinet/in.h> /* For sockaddr_in */ +#endif + +#include "uscxml/concurrency/tinythread.h" // for recursive_mutex, etc + +extern "C" { +#include <event2/event.h> +#include <event2/buffer.h> +#include <event2/bufferevent.h> +} + +namespace uscxml { + +class USCXML_API Socket { +public: + Socket(int domain, int type, int protocol); + virtual ~Socket(); + + void setBlockSizeRead(size_t size); + +protected: + + void setupSockAddr(const std::string& address, int port); + + evutil_socket_t _socketFD; + + tthread::recursive_mutex _mutex; + size_t _blockSizeRead; + struct sockaddr_in _sin; + + boost::shared_ptr<EventBase> _base; +}; + +class USCXML_API ServerSocket : public Socket { +public: + class Connection { + public: + struct bufferevent* bufferEvent; + int fd; + + void reply(const char* data, size_t size); + }; + + ServerSocket(int domain, int type, int protocol); + virtual ~ServerSocket(); + + void listen(const std::string& address, int port); + virtual void readCallback(const char* data, size_t size, Connection& conn) {}; + + +protected: + void bind(); + static void acceptCallback(evutil_socket_t listener, short event, void *ctx); + static void errorCallback(struct bufferevent *bev, short error, void *ctx); + static void readCallback(struct bufferevent *bev, void *ctx); + + std::map<struct bufferevent*, Connection> _connections; + struct event* _listenerEvent; + + static std::set<ServerSocket*> _instances; + +}; + +class USCXML_API ClientSocket : public Socket { +public: + ClientSocket(int domain, int type, int protocol); + virtual ~ClientSocket(); + + virtual void readCallback(const char* data, size_t size) {}; + void connect(const std::string& address, int port); + int write(const char* data, size_t size); + + +protected: + static void readCallback(struct bufferevent *bev, void *ctx); + static void errorCallback(struct bufferevent *bev, short error, void *ctx); + + struct bufferevent* _clientEvent; + +}; + + +} + +#endif /* end of include guard: SOCKETCLIENT_H_9A0B2A88 */ |