joinremote.cpp

   1 /*****************************************************************************\
   2 **                                                                           **
   3 ** Linux Call Router                                                         **
   4 **                                                                           **
   5 **---------------------------------------------------------------------------**
   6 ** Copyright: Andreas Eversberg                                              **
   7 **                                                                           **
   8 ** join functions for remote application                                     **
   9 **                                                                           **
  10 \*****************************************************************************/
  11
  12 #include <stdio.h>
  13 #include <string.h>
  14 #include <stdlib.h>
  15 //#include <unistd.h>
  16 //#include <poll.h>
  17 //#include <sys/types.h>
  18 //#include <sys/stat.h>
  19 //#include <fcntl.h>
  20 #include "main.h"
  21 //#define __u8 unsigned char
  22 //#define __u16 unsigned short
  23 //#define __u32 unsigned long
  24 //#include "linux/isdnif.h"
  25
  26
  27 /*
  28  * constructor for a new join
  29  * the join will have a relation to the calling endpoint
  30  */
  31 JoinRemote::JoinRemote(unsigned long serial, char *remote) : Join()
  32 {
  33         PDEBUG(DEBUG_JOIN, "Constructor(new join)");
  34         union parameter *param;
  35
  36         SCPY(j_remote, remote);
  37         j_type = JOIN_TYPE_REMOTE;
  38
  39         j_epoint_id = serial;
  40         if (j_epoint_id)
  41                 PDEBUG(DEBUG_JOIN, "New remote join connected to endpoint id %lu and application %s\n", j_epoint_id, remote);
  42
  43         /* send new ref to remote socket */
  44         memset(&param, 0, sizeof(param));
  45         if (admin_message_from_join(j_remote, j_serial, MESSAGE_NEWREF, param)<0)
  46                 FATAL("No socket with remote application '%s' found, this shall not happen. because we already created one.\n", j_remote);
  47 }
  48
  49
  50 /*
  51  * join descructor
  52  */
  53 JoinRemote::~JoinRemote()
  54 {
  55
  56 }
  57
  58
  59 /* join process is called from the main loop
  60  * it processes the current calling state.
  61  * returns 0 if join nothing was done
  62  */
  63 int JoinRemote::handler(void)
  64 {
  65         return(0);
  66 }
  67
  68
  69 void JoinRemote::message_epoint(unsigned long epoint_id, int message_type, union parameter *param)
  70 {
  71         /* if endpoint has just been removed, but still a message in the que */
  72         if (epoint_id != j_epoint_id)
  73                 return;
  74
  75         /* look for Remote's interface */
  76         if (admin_message_from_join(j_remote, j_serial, message_type, param)<0)
  77         {
  78                 PERROR("No socket with remote application '%s' found, this shall not happen. Closing socket shall cause release of all joins.\n", j_remote);
  79                 return;
  80         }
  81
  82         if (message_type == MESSAGE_RELEASE)
  83         {
  84                 delete this;
  85                 return;
  86         }
  87 }
  88
  89 void JoinRemote::message_remote(unsigned long ref, int message_type, union parameter *param)
  90 {
  91         struct message *message;
  92
  93         /* create relation if no relation exists */
  94         if (!j_epoint_id)
  95         {
  96                 class Endpoint          *epoint;
  97
  98                 if (!(epoint = new Endpoint(0, j_serial, ref)))
  99                         FATAL("No memory for Endpoint instance\n");
 100                 if (!(epoint->ep_app = new DEFAULT_ENDPOINT_APP(epoint)))
 101                         FATAL("No memory for Endpoint Application instance\n");
 102         }
 103
 104         message = message_create(j_serial, j_epoint_id, JOIN_TO_EPOINT, message_type);
 105         memcpy(&message->param, param, sizeof(message->param));
 106         message_put(message);
 107
 108         if (message_type == MESSAGE_RELEASE)
 109         {
 110                 delete this;
 111                 return;
 112         }
 113 }
 114
 115
 116