flight/pios/inc/pios_udp_priv.h

   1 /**
   2  ******************************************************************************
   3  *
   4  * @file       pios_udp_priv.h
   5  * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
   6  *             Parts by Thorsten Klose (tk@midibox.org)
   7  * @brief      UDP private definitions.
   8  * @see        The GNU Public License (GPL) Version 3
   9  *
  10  *****************************************************************************/
  11 /*
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of the GNU General Public License as published by
  14  * the Free Software Foundation; either version 3 of the License, or
  15  * (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful, but
  18  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  19  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  20  * for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License along
  23  * with this program; if not, write to the Free Software Foundation, Inc.,
  24  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  25  */
  26
  27 #ifndef PIOS_UDP_PRIV_H
  28 #define PIOS_UDP_PRIV_H
  29
  30 #include <pios.h>
  31 #include <stdio.h>
  32 #include <pthread.h>
  33 #include <sys/socket.h>
  34 #include <arpa/inet.h>
  35 #include <stdlib.h>
  36 #include <string.h>
  37 #include <unistd.h>
  38 #include <fcntl.h>
  39 #include <netinet/in.h>
  40
  41 struct pios_udp_cfg {
  42     const char *ip;
  43     uint16_t   port;
  44 };
  45
  46 typedef struct {
  47     const struct pios_udp_cfg *cfg;
  48 #if defined(PIOS_INCLUDE_FREERTOS)
  49     xTaskHandle rxThread;
  50 #else
  51     pthread_t   rxThread;
  52 #endif
  53
  54     int socket;
  55     struct sockaddr_in server;
  56     struct sockaddr_in client;
  57     uint32_t clientLength;
  58
  59     pthread_cond_t     cond;
  60     pthread_mutex_t    mutex;
  61
  62     pios_com_callback  tx_out_cb;
  63     uint32_t tx_out_context;
  64     pios_com_callback  rx_in_cb;
  65     uint32_t rx_in_context;
  66
  67     uint8_t  rx_buffer[PIOS_UDP_RX_BUFFER_SIZE];
  68     uint8_t  tx_buffer[PIOS_UDP_RX_BUFFER_SIZE];
  69 } pios_udp_dev;
  70
  71 extern int32_t PIOS_UDP_Init(uint32_t *udp_id, const struct pios_udp_cfg *cfg);
  72
  73 extern const struct pios_com_driver pios_udp_com_driver;
  74
  75 #endif /* PIOS_UDP_PRIV_H */