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authorChristian Gromm <christian.gromm@microchip.com>2016-12-08 13:51:04 +0100
committerChristian Gromm <christian.gromm@microchip.com>2016-12-08 13:51:04 +0100
commit8c5f2324d7aa61669324aec1a0ad091fe1379489 (patch)
tree29cbdcdbe3657e1400d596ec3d560a2573d80817 /Src/IP/MostIpc.h
parente89ba11bd9111f02a940f227cf979f1947e975ac (diff)
src: unicens: import sources
This patch adds the source tree of the NetworkManager v3.0.4. Additionally, it provides the needed configuration scripts. Change-Id: I23778b51423b51a4f87741957e0fb208bceb79b3 Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Diffstat (limited to 'Src/IP/MostIpc.h')
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1 files changed, 164 insertions, 0 deletions
diff --git a/Src/IP/MostIpc.h b/Src/IP/MostIpc.h
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+/*
+ * Video On Demand Samples
+ *
+ * Copyright (C) 2015 Microchip Technology Germany II GmbH & Co. KG
+ *
+ * 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 3 of the License, or
+ * (at your option) 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/>.
+ *
+ * You may also obtain this software under a propriety license from Microchip.
+ * Please contact Microchip for further information.
+ *
+ */
+
+/*----------------------------------------------------------*/
+/*! \file
+ * \brief This file contains the CMostIpc class.
+ */
+/*----------------------------------------------------------*/
+#ifndef IPC_H
+#define IPC_H
+
+#include <stdbool.h>
+#include <pthread.h>
+#include <semaphore.h>
+#include "SafeVector.h"
+#include "MsgAddr.h"
+#include "MostMsgTx.h"
+#include "MsgAddr.h"
+#include "MsgFilter.h"
+
+class CMostIpc;
+
+/*! \cond PRIVATE */
+typedef struct
+{
+ pthread_t workerThread;
+ CMostIpc *ipc;
+ int clientSock;
+ char clientIP[46];
+ uint32_t clientPort;
+} TcpClientInfo_t;
+/*! \endcond */
+
+/*----------------------------------------------------------*/
+/*!
+ * \brief Inter Process Communication
+ * 1. sends messages using MOST protocol over UDP
+ * 2. receives messages and forwards them to their
+ * handlers
+ */
+/*----------------------------------------------------------*/
+class CMostIpc
+{
+private:
+ bool isServer;
+ bool allowThreadRun;
+ bool udpRxThreadIsRunning;
+ bool txThreadIsRunning;
+ bool acceptThreadIsRunning;
+ CSafeVector<CMostMsgTx *> m_MsgTxQueue;
+ CSafeVector<CMsgFilter *> m_MsgFilterQueue;
+ CSafeVector<TcpClientInfo_t *> m_TcpClientConnections;
+ pthread_mutex_t critical_mutex_rx;
+ pthread_mutex_t critical_mutex_tcp;
+ sem_t semTx;
+ int udpSock;
+ int tcpSock;
+
+ /*----------------------------------------------------------*/
+ /*! \brief TCP accept thread
+ * \note Never call this method directly!
+ */
+ /*----------------------------------------------------------*/
+ static void *TcpAcceptThread( void *pInst );
+
+ /*----------------------------------------------------------*/
+ /*! \brief TCP read / write thread
+ * \note Never call this method directly!
+ */
+ /*----------------------------------------------------------*/
+ static void *TcpWorkerThread( void *pInst );
+
+
+ /*----------------------------------------------------------*/
+ /*! \brief UDP receiving thread
+ * \note Never call this method directly!
+ */
+ /*----------------------------------------------------------*/
+ static void *UdpWorkerRXThread( void *pInst );
+
+ /*----------------------------------------------------------*/
+ /*! \brief Sending thread
+ * \note Never call this method directly!
+ */
+ /*----------------------------------------------------------*/
+ static void *TXThread( void *pInst );
+
+ /*----------------------------------------------------------*/
+ /*! \brief handle a received message
+ */
+ /*----------------------------------------------------------*/
+ void OnMsgReceived( CMsgAddr *Addr, CMostMsg *msg );
+
+ bool SendUdp( const char *ipAddress, uint32_t port, const uint8_t *buffer, uint32_t bufferLen );
+ bool SendTcp( const char *ipAddress, uint32_t port, const uint8_t *buffer, uint32_t bufferLen );
+
+public:
+
+
+ /*----------------------------------------------------------*/
+ /*! \brief constructs Inter Process Communication, which acts as Server
+ * \param port - If set to server by isServer=true, this value is the server port which the UDP and TCP sockets are listening.
+ * If set to client by isServer=false, this is the client socket port. If set to 0 or below, a random port will be chosen.
+ * Otherwise the given port will be used as source port of the connection. The server always can handle random and fixed client port connections.
+ * \param isServer - true, if this component shall act as "the" server. false, if this component shall act as one of many clients.
+ */
+ /*----------------------------------------------------------*/
+ CMostIpc( int port, bool isServer );
+
+ /*----------------------------------------------------------*/
+ /*! \brief Deletes every resources used by Inter Process Communication
+ */
+ /*----------------------------------------------------------*/
+ ~CMostIpc();
+
+
+ /*----------------------------------------------------------*/
+ /*! \brief send a MOST message
+ */
+ /*----------------------------------------------------------*/
+ void SendMsg( CMostMsgTx *Msg );
+
+
+
+
+ /*----------------------------------------------------------*/
+ /*! \brief adds a message handler
+ */
+ /*----------------------------------------------------------*/
+ void RegisterMessageHandler( CMsgFilter *Filter );
+
+
+
+
+ /*----------------------------------------------------------*/
+ /*! \brief removes a message handler
+ */
+ /*----------------------------------------------------------*/
+ void UnregisterMessageHandler( CMsgFilter *Filter );
+
+};
+
+#endif //IPC_H
+