Dialogic 6.2 Manuale Utente

Transferring Calls Using Release Link Trunk Transfer

November 2009

207

The following code fragments show the relevant BSMI control 

messages used in RLT transfer.

/***********************************************************************/

/********** send_call_req                                           ****/

/***********************************************************************/

void send_call_req(int spyder_chan,int bchan,unsigned char rlt)

{

L4_to_L3_struct         *L4L3cntlp;

L4_to_L3_struct         msg;

L4L3cntlp = &msg;

/* Populate the header stuff here */

zero_msg(L4L3cntlp);

L4L3cntlp->lapdid = spyder_chan;

L4L3cntlp->msgtype = L4L3mCALL_REQUEST;

L4L3cntlp->L4_ref = 1;

L4L3cntlp->call_ref = 0;

/* Populate the call request stuff here */

L4L3cntlp->data.call_req_data.bchannel = bchan;

L4L3cntlp->data.call_req_data.interface = 0xff;

L4L3cntlp->data.call_req_data.call_type = PRIcalltyp64K;

L4L3cntlp->data.call_req_data.rlt_service = rlt; 

L4L3cntlp->data.call_req_data.called_party.num_digits = 6;

L4L3cntlp->data.call_req_data.called_party.num_type = PRInumtUNKNOWN;

L4L3cntlp->data.call_req_data.called_party.num_plan = PRInumpUNKNOWN;

L4L3cntlp->data.call_req_data.called_party.digits[0] = '6';

L4L3cntlp->data.call_req_data.called_party.digits[1] = '0';

L4L3cntlp->data.call_req_data.called_party.digits[2] = '3';

L4L3cntlp->data.call_req_data.called_party.digits[3] = '8';

L4L3cntlp->data.call_req_data.called_party.digits[4] = '9';

L4L3cntlp->data.call_req_data.called_party.digits[5] = '8';

L4L3cntlp->data.call_req_data.redirect_num.num_digits = 0;

pridrv_tx_cntl_buf( L4L3cntlp);

printf("%d: Snd L4L3mCALL_REQUEST \n", spyder_chan);

} /* end of send_call_req */