diff options
Diffstat (limited to 'src/net')
| -rw-r--r-- | src/net/ipc.cpp | 208 | ||||
| -rw-r--r-- | src/net/ipc.h | 56 |
2 files changed, 264 insertions, 0 deletions
diff --git a/src/net/ipc.cpp b/src/net/ipc.cpp new file mode 100644 index 000000000..9625e119a --- /dev/null +++ b/src/net/ipc.cpp @@ -0,0 +1,208 @@ +/* + * The ManaPlus Client + * Copyright (C) 2014 Vincent Petithory <vincent.petithory@gmail.com> + * + * This file is part of The ManaPlus Client. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * any later version. + * + * 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. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "net/ipc.h" + +#include "gui/widgets/tabs/chattab.h" +#include "gui/windows/chatwindow.h" +#include "utils/sdlhelper.h" +#include "utils/stringutils.h" +#include <iostream> + +#include "commandhandler.h" +#include "logger.h" + +IPC *ipc = nullptr; + +const std::string IPC_TYPE_CMD = "CMD"; +const std::string IPC_TYPE_TALK = "TALK"; +const std::string IPC_TYPE_LTALK = "LTALK"; + +IPC::IPC(unsigned short port) : + mListen(false), + mNumReqs(0), + mPort(port), + mSocket(nullptr), + mThread(nullptr) +{ +} + +IPC::~IPC() +{ +} + +bool IPC::init() +{ + IPaddress ip; + + if(SDLNet_ResolveHost(&ip,NULL,mPort) == -1) + { + logger->log("IPC: SDLNet_ResolveHost: %s\n", SDLNet_GetError()); + return false; + } + + mSocket = SDLNet_TCP_Open(&ip); + if (!mSocket) + { + logger->log("IPC: Error in TcpNet::open(): %s", TcpNet::getError()); + return false; + } + + mThread = SDL::createThread(&IPC::acceptLoop, "ipc", this); + if (!mThread) + { + logger->log("IPC: unable to create acceptLoop thread"); + return false; + } + return true; +} + +int IPC::acceptLoop(void *ptr) +{ + IPC *const ipc = reinterpret_cast<IPC*>(ptr); + const int max_length = 1024; + SDLNet_SocketSet set; + + set = SDLNet_AllocSocketSet(1); + SDLNet_TCP_AddSocket(set, ipc->mSocket); + ipc->mListen = true; + try + { + while (ipc->mListen) + { + SDLNet_CheckSockets(set, 250); + if (!SDLNet_SocketReady(ipc->mSocket)) + continue; + + TCPsocket sock; + sock = SDLNet_TCP_Accept(ipc->mSocket); + if (!sock) + { + logger->log("IPC: unable to accept connection"); + continue; + } + char data[max_length] = {0}; + int result; + result = SDLNet_TCP_Recv(sock, data, max_length); + if (result <= 0) + { + logger->log("IPC: unable to accept connection"); + SDLNet_TCP_Close(sock); + continue; + } + + // Parse input: TYPE args + const std::string req(data); + const size_t pos = req.find(' '); + const std::string type(req, 0, pos); + std::string args(req, pos == std::string::npos + ? req.size() : pos + 1); + args = trim(args); + + std::string resp; + if (type == IPC_TYPE_CMD) + { + commandHandler->handleCommand(args, debugChatTab); + ipc->mNumReqs++; + resp = strprintf("[%s](%d) OK\n", IPC_TYPE_CMD.c_str(), ipc->mNumReqs); + } + else if (type == IPC_TYPE_LTALK) + { + chatWindow->localChatInput(args); + ipc->mNumReqs++; + resp = strprintf("[%s](%d) OK\n", IPC_TYPE_LTALK.c_str(), ipc->mNumReqs); + } + else if (type == IPC_TYPE_TALK) + { + chatWindow->chatInput(args); + ipc->mNumReqs++; + resp = strprintf("[%s](%d) OK\n", IPC_TYPE_TALK.c_str(), ipc->mNumReqs); + } + else + { + resp = type + ": no handler for this IPC type\n"; + } + + int len; + const char *respc; + respc = resp.c_str(); + len = strlen(respc)+1; + result = SDLNet_TCP_Send(sock, respc, len); + if (result < len) + { + logger->log("IPC: SDLNet_TCP_Send: %s\n", SDLNet_GetError()); + SDLNet_TCP_Close(sock); + continue; + } + SDLNet_TCP_Close(sock); + } + } + catch (std::exception& e) + { + std::cerr << e.what() << std::endl; + SDLNet_TCP_Close(ipc->mSocket); + return 1; + } + SDLNet_TCP_Close(ipc->mSocket); + return 0; +} + +unsigned short IPC::port() +{ + return mPort; +} + +void IPC::stop() +{ + if (!ipc) + return; + + logger->log("Stopping IPC..."); + ipc->mListen = false; + int loopRet; + SDL_WaitThread(ipc->mThread, &loopRet); + ipc = nullptr; +} + +void IPC::start() +{ + if (ipc) + return; + + unsigned short ipc_port(44007); + if (getenv("IPC_PORT")) + ipc_port = atoi(getenv("IPC_PORT")); + + logger->log("Starting IPC..."); + while (true) + { + logger->log(strprintf(" -> trying port %d...", ipc_port)); + ipc = new IPC(ipc_port); + if (ipc->init()) + { + logger->log(strprintf(" -> Port %d selected", ipc_port)); + break; + } + else + { + ipc_port++; + } + } +} diff --git a/src/net/ipc.h b/src/net/ipc.h new file mode 100644 index 000000000..28c536efb --- /dev/null +++ b/src/net/ipc.h @@ -0,0 +1,56 @@ +/* + * The ManaPlus Client + * Copyright (C) 2014 Vincent Petithory <vincent.petithory@gmail.com> + * + * This file is part of The ManaPlus Client. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * any later version. + * + * 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. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef IPC_H +#define IPC_H + +#include "net/sdltcpnet.h" +#include <SDL_thread.h> + +class IPC +{ +public: + /** + * Constructor. + */ + IPC(unsigned short port); + + /** + * Destructor. + */ + ~IPC(); + + bool init(); + unsigned short port(); + static int acceptLoop(void *ptr); + static void start(); + static void stop(); + +private: + bool mListen; + unsigned int mNumReqs; + unsigned short mPort; + TcpNet::Socket mSocket; + SDL_Thread *mThread; +}; + +extern IPC *ipc; + +#endif // IPC_H |