src/main/drivers/serial_tcp.h

   1 /*
   2  * This file is part of INAV.
   3  *
   4  * INAV is free software. You can redistribute this software
   5  * and/or modify this software under the terms of the
   6  * GNU General Public License as published by the Free Software
   7  * Foundation, either version 3 of the License, or (at your option)
   8  * any later version.
   9  *
  10  * INAV is distributed in the hope that they will be
  11  * useful, but WITHOUT ANY WARRANTY; without even the implied
  12  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  13  * See the GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this software.
  17  *
  18  * If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #pragma once
  22
  23 #include <pthread.h>
  24 #include <arpa/inet.h>
  25 #include <sys/socket.h>
  26 #include <netinet/in.h>
  27 #include <netdb.h>
  28
  29 #include "drivers/serial.h"
  30
  31 #define BASE_IP_ADDRESS 5760
  32 #define TCP_BUFFER_SIZE 2048
  33 #define TCP_MAX_PACKET_SIZE 65535
  34
  35 typedef struct
  36 {
  37     serialPort_t serialPort;
  38
  39     uint8_t rxBuffer[TCP_BUFFER_SIZE];
  40
  41     uint8_t id;
  42     bool isInitalized;
  43     pthread_mutex_t receiveMutex;
  44     pthread_t receiveThread;
  45     int socketFd;
  46     int clientSocketFd;
  47     struct sockaddr_storage sockAddress;
  48     struct sockaddr_storage clientAddress;
  49     bool isClientConnected;
  50 } tcpPort_t;
  51
  52
  53 serialPort_t *tcpOpen(USART_TypeDef *USARTx, serialReceiveCallbackPtr callback, void *rxCallbackData, uint32_t baudRate, portMode_t mode, portOptions_t options);
  54
  55 extern void tcpSend(tcpPort_t *port);
  56 extern int tcpReceive(tcpPort_t *port);
  57 extern void tcpReceiveBytesEx( int portIndex, const uint8_t* buffer, ssize_t recvSize );
  58 extern uint32_t tcpRXBytesFree(int portIndex);