3438 lines
108 KiB
C++
3438 lines
108 KiB
C++
/*****************************************************************************\
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** **
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** PBX4Linux **
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** **
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**---------------------------------------------------------------------------**
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** Copyright: Andreas Eversberg **
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** **
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** mISDN dss1 **
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** **
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\*****************************************************************************/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include "main.h"
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#include <unistd.h>
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#include <poll.h>
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#include <errno.h>
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#include <sys/ioctl.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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extern "C" {
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#include <net_l2.h>
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}
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//#define CENTREX
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#include "q931.h"
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#include "ie.cpp"
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/*
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* constructor
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*/
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Pdss1::Pdss1(int type, mISDNport *mISDNport, char *portname, struct port_settings *settings, int channel, int exclusive) : PmISDN(type, mISDNport, portname, settings, channel, exclusive)
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{
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p_callerinfo.itype = (mISDNport->ifport->interface->extension)?INFO_ITYPE_ISDN:INFO_ITYPE_ISDN_EXTENSION;
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p_m_d_ntmode = mISDNport->ntmode;
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p_m_d_l3id = 0;
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p_m_d_ces = -1;
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p_m_d_queue = NULL;
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p_m_d_notify_pending = NULL;
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p_m_d_collect_cause = CAUSE_NOUSER;
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p_m_d_collect_location = LOCATION_PRIVATE_LOCAL;
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PDEBUG(DEBUG_ISDN, "Created new mISDNPort(%s). Currently %d objects use, %s port #%d\n", portname, mISDNport->use, (mISDNport->ntmode)?"NT":"TE", p_m_portnum);
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}
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/*
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* destructor
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*/
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Pdss1::~Pdss1()
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{
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/* remove queued message */
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if (p_m_d_queue)
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message_free(p_m_d_queue);
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if (p_m_d_notify_pending)
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message_free(p_m_d_notify_pending);
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/* check how many processes are left */
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if (p_m_d_ntmode == 1)
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{
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if (p_m_mISDNport->nst.layer3->proc)
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PDEBUG(DEBUG_ISDN, "destroyed mISDNPort(%s). WARNING: There is still a layer 3 process left. Ignore this, if currently are other calls. This message is not an error!\n", p_name);
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}
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}
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/*
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* create layer 3 message
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*/
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static msg_t *create_l3msg(int prim, int mt, int dinfo, int size, int ntmode)
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{
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int i = 0;
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msg_t *dmsg;
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Q931_info_t *qi;
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iframe_t *frm;
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if (!ntmode)
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size = sizeof(Q931_info_t)+2;
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while(i < 10)
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{
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if (ntmode)
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{
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dmsg = prep_l3data_msg(prim, dinfo, size, 256, NULL);
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if (dmsg)
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{
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return(dmsg);
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}
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} else
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{
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dmsg = alloc_msg(size+256+mISDN_HEADER_LEN+DEFAULT_HEADROOM);
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if (dmsg)
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{
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memset(msg_put(dmsg,size+mISDN_HEADER_LEN), 0, size+mISDN_HEADER_LEN);
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frm = (iframe_t *)dmsg->data;
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frm->prim = prim;
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frm->dinfo = dinfo;
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qi = (Q931_info_t *)(dmsg->data + mISDN_HEADER_LEN);
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qi->type = mt;
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return(dmsg);
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}
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}
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if (!i)
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PERROR("cannot allocate memory, trying again...\n");
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i++;
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usleep(50000);
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}
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PERROR("cannot allocate memory, system overloaded.\n");
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exit(-1);
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}
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msg_t *create_l2msg(int prim, int dinfo, int size) /* NT only */
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{
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int i = 0;
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msg_t *dmsg;
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while(i < 10)
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{
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dmsg = prep_l3data_msg(prim, dinfo, size, 256, NULL);
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if (dmsg)
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return(dmsg);
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if (!i)
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PERROR("cannot allocate memory, trying again...\n");
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i++;
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usleep(50000);
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}
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PERROR("cannot allocate memory, system overloaded.\n");
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exit(-1);
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}
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/* isdn messaging */
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static struct isdn_message {
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char *name;
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unsigned long value;
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} isdn_message[] = {
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{"TIMEOUT", CC_TIMEOUT},
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{"SETUP", CC_SETUP},
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{"SETUP_ACKNOWLEDGE", CC_SETUP_ACKNOWLEDGE},
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{"PROCEEDING", CC_PROCEEDING},
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{"ALERTING", CC_ALERTING},
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{"CONNECT", CC_CONNECT},
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{"CONNECT RESPONSE", CC_CONNECT},
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{"CONNECT_ACKNOWLEDGE", CC_CONNECT_ACKNOWLEDGE},
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{"DISCONNECT", CC_DISCONNECT},
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{"RELEASE", CC_RELEASE},
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{"RELEASE_COMPLETE", CC_RELEASE_COMPLETE},
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{"INFORMATION", CC_INFORMATION},
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{"PROGRESS", CC_PROGRESS},
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{"NOTIFY", CC_NOTIFY},
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{"SUSPEND", CC_SUSPEND},
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{"SUSPEND_ACKNOWLEDGE", CC_SUSPEND_ACKNOWLEDGE},
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{"SUSPEND_REJECT", CC_SUSPEND_REJECT},
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{"RESUME", CC_RESUME},
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{"RESUME_ACKNOWLEDGE", CC_RESUME_ACKNOWLEDGE},
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{"RESUME_REJECTE", CC_RESUME_REJECT},
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{"HOLD", CC_HOLD},
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{"HOLD_ACKNOWLEDGE", CC_HOLD_ACKNOWLEDGE},
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{"HOLD_REJECT", CC_HOLD_REJECT},
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{"RETRIEVE", CC_RETRIEVE},
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{"RETRIEVE_ACKNOWLEDGE", CC_RETRIEVE_ACKNOWLEDGE},
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{"RETRIEVE_REJECTE", CC_RETRIEVE_REJECT},
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{"FACILITY", CC_FACILITY},
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{"STATUS", CC_STATUS},
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{"RESTART", CC_RESTART},
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{"RELEASE_CR", CC_RELEASE_CR},
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{"NEW_CR", CC_NEW_CR},
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{NULL, 0},
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};
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static char *isdn_prim[4] = {
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"REQUEST",
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"CONFIRM",
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"INDICATION",
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"RESPONSE",
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};
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/*
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* show message to debug
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*/
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void Pdss1::isdn_show_send_message(unsigned long prim, msg_t *msg)
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{
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int i;
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char *msgtext = "<<UNKNOWN MESSAGE>>";
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char *primtext;
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i = 0;
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while(isdn_message[i].name)
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{
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if (isdn_message[i].value == (prim&0xffffff00))
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{
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msgtext = isdn_message[i].name;
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break;
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}
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i++;
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}
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primtext = isdn_prim[prim&0x00000003];
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printisdn(">>> outgoing prim: %s %s (0x%x)\n", msgtext, primtext, prim);
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}
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/*
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* if we received a first reply to the setup message,
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* we will check if we have now channel information
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* return: <0: error, call is released, -cause is given
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* 0: ok, nothing to do
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*/
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int Pdss1::received_first_reply_to_setup(unsigned long prim, int channel, int exclusive)
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{
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int ret;
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int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
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RELEASE_COMPLETE_t *release_complete;
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msg_t *dmsg;
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/* corret exclusive to 0, if no explicit channel was given */
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if (exclusive<0 || channel<=0)
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exclusive = 0;
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/* select scenario */
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if (p_m_b_channel && p_m_b_exclusive)
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{
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/*** we gave an exclusive channel (or if we are done) ***/
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/* if not first reply, we are done */
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if (p_state != PORT_STATE_OUT_SETUP)
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return(0);
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/* if give channel not accepted or not equal */
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if (channel!=-1 && p_m_b_channel!=channel)
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{
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PDEBUG(DEBUG_BCHANNEL, "- our forced channel %d was not accepted\n", p_m_b_channel);
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ret = -44;
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goto channelerror;
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}
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/* activate our exclusive channel */
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bchannel_activate(p_m_mISDNport, p_m_b_index);
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} else
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if (p_m_b_channel)
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{
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/*** we gave a non-exclusive channel ***/
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/* if not first reply, we are done */
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if (p_state != PORT_STATE_OUT_SETUP)
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return(0);
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/* if channel was accepted as given */
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if (channel==-1 || p_m_b_channel==channel)
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{
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PDEBUG(DEBUG_BCHANNEL, "- our suggested channel %d was accpted\n", p_m_b_channel);
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p_m_b_exclusive = 1; // we are done
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bchannel_activate(p_m_mISDNport, p_m_b_index);
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return(0);
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}
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/* if channel value is faulty */
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if (channel <= 0)
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{
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PDEBUG(DEBUG_BCHANNEL, "- our suggested channel %d was replied with no channel value.\n", p_m_b_channel);
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ret = -111; // protocol error
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goto channelerror;
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}
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/* if channel was not accepted, try to get it */
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PDEBUG(DEBUG_BCHANNEL, "- our suggested channel %d was not accepted, but %d was given.\n", p_m_b_channel, channel);
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ret = seize_bchannel(channel, 1); // exclusively
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if (ret < 0)
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{
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PDEBUG(DEBUG_BCHANNEL, "- the replied channel %d is not available (cause %d).\n", channel, -ret);
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goto channelerror;
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}
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PDEBUG(DEBUG_BCHANNEL, "- we accepted channel %d.\n", channel);
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/* activate channel given by remote */
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bchannel_activate(p_m_mISDNport, p_m_b_index);
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} else
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if (p_m_b_reserve)
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{
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/*** we sent 'any channel acceptable' ***/
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/* if not first reply, we are done */
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if (p_state != PORT_STATE_OUT_SETUP)
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return(0);
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/* if no channel was given */
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if (channel <= 0)
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{
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PDEBUG(DEBUG_BCHANNEL, "- our channel request was not replied by a channel.\n", p_m_b_channel);
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ret = -111; // protocol error
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goto channelerror;
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}
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/* we will see, if our received channel is available */
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PDEBUG(DEBUG_BCHANNEL, "- our channel request was replied with channel %d.\n", channel);
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ret = seize_bchannel(channel, 1); // exclusively
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if (ret < 0)
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{
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PDEBUG(DEBUG_BCHANNEL, "- the replied channel %d is not available (cause %d).\n", channel, -ret);
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goto channelerror;
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}
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PDEBUG(DEBUG_BCHANNEL, "- we accepted channel %d.\n", channel);
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/* activate channel given by remote */
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bchannel_activate(p_m_mISDNport, p_m_b_index);
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} else
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{
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/*** we sent 'no channel available' ***/
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/* if not the first reply, but a connect, we are forced */
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if (prim==(CC_CONNECT | INDICATION) && p_state!=PORT_STATE_OUT_SETUP)
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{
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if (channel > 0)
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{
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PDEBUG(DEBUG_BCHANNEL, "- while call-waiting, we get a channel inside connect message, so we use it.\n", p_m_b_channel);
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goto use_from_connect;
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}
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PDEBUG(DEBUG_BCHANNEL, "- there is no channel inside connect message during call-waiting, so we request one.\n", p_m_b_channel);
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ret = seize_bchannel(CHANNEL_ANY, 0); // any channel
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if (ret < 0)
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{
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PDEBUG(DEBUG_BCHANNEL, "- during call-waiting, we got a connect, but no available channel (cause=%d).\n", -ret);
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goto channelerror;
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}
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p_m_b_exclusive = 1; // we are done
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/* activate channel given by remote */
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bchannel_activate(p_m_mISDNport, p_m_b_index);
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return(0);
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}
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/* if not first reply, we are done */
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if (p_state != PORT_STATE_OUT_SETUP)
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return(0);
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/* if first reply has no channel, we are done */
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if (channel <= 0)
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{
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PDEBUG(DEBUG_BCHANNEL, "- while call-waiting, we got no channel as first reply, this is good.\n");
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return(0);
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}
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/* we will see, if our received channel is available */
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PDEBUG(DEBUG_BCHANNEL, "- our during call-waiting, we get channel %d as first reply.\n", channel);
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use_from_connect:
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ret = seize_bchannel(channel, exclusive);
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if (ret <= 0)
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{
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PDEBUG(DEBUG_BCHANNEL, "- the given channel %d is not available (cause %d).\n", channel, -ret);
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goto channelerror;
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}
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PDEBUG(DEBUG_BCHANNEL, "- we accepted channel %d.\n", channel);
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p_m_b_exclusive = 1; // we are done
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/* activate channel given by remote */
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bchannel_activate(p_m_mISDNport, p_m_b_index);
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}
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return(0);
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channelerror:
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dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST, MT_RELEASE_COMPLETE, p_m_d_l3id, sizeof(RELEASE_COMPLETE_t), p_m_d_ntmode);
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isdn_show_send_message(CC_RELEASE_COMPLETE | REQUEST, dmsg);
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release_complete = (RELEASE_COMPLETE_t *)(dmsg->data + headerlen);
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enc_ie_cause(&release_complete->CAUSE, dmsg, (p_m_d_ntmode)?LOCATION_PRIVATE_LOCAL:LOCATION_PRIVATE_REMOTE, -ret);
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msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
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new_state(PORT_STATE_RELEASE);
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p_m_delete = 1;
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return(-34); /* to epoint: no channel available */
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}
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/*
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* handles all indications
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*/
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/* CC_SETUP INDICATION */
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void Pdss1::setup_ind(unsigned long prim, unsigned long dinfo, void *data)
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{
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int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
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SETUP_t *setup = (SETUP_t *)((unsigned long)data + headerlen);
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int type, plan, present, screen, reason;
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int coding, capability, mode, rate, multi, user, presentation, interpretation, hlc, exthlc;
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int exclusive, channel;
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int ret;
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msg_t *dmsg;
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unsigned char keypad[32] = "";
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unsigned char useruser[128];
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int useruser_len = 0, useruser_protocol;
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class Endpoint *epoint;
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struct message *message;
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/* if blocked, release call */
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if (p_m_mISDNport->ifport->block)
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{
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RELEASE_COMPLETE_t *release_complete;
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printlog("--- port#%d is blocked.\n", mISDNport->ifport->portnum);
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dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST, MT_RELEASE_COMPLETE, dinfo, sizeof(RELEASE_COMPLETE_t), p_m_d_ntmode);
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isdn_show_send_message(CC_RELEASE_COMPLETE | REQUEST, dmsg);
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release_complete = (RELEASE_COMPLETE_t *)(dmsg->data + headerlen);
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enc_ie_cause(&release_complete->CAUSE, dmsg, (p_m_d_ntmode)?LOCATION_PRIVATE_LOCAL:LOCATION_PRIVATE_REMOTE, 27); /* temporary unavailable */
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msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
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new_state(PORT_STATE_RELEASE);
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p_m_delete = 1;
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return;
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}
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/* caller information */
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dec_ie_calling_pn(setup->CALLING_PN, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, &present, &screen, (unsigned char *)p_callerinfo.id, sizeof(p_callerinfo.id));
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switch (present)
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{
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case 1:
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p_callerinfo.present = INFO_PRESENT_RESTRICTED;
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break;
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case 2:
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p_callerinfo.present = INFO_PRESENT_NOTAVAIL;
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break;
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default:
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p_callerinfo.present = INFO_PRESENT_ALLOWED;
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break;
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}
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switch (screen)
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{
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case 0:
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p_callerinfo.screen = INFO_SCREEN_USER;
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break;
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default:
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p_callerinfo.screen = INFO_SCREEN_NETWORK;
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break;
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}
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switch (type)
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{
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case -1:
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p_callerinfo.ntype = INFO_NTYPE_UNKNOWN;
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p_callerinfo.present = INFO_PRESENT_NOTAVAIL;
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p_callerinfo.screen = INFO_SCREEN_NETWORK;
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break;
|
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case 0x1:
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p_callerinfo.ntype = INFO_NTYPE_INTERNATIONAL;
|
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break;
|
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case 0x2:
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p_callerinfo.ntype = INFO_NTYPE_NATIONAL;
|
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break;
|
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case 0x4:
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p_callerinfo.ntype = INFO_NTYPE_SUBSCRIBER;
|
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break;
|
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default:
|
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p_callerinfo.ntype = INFO_NTYPE_UNKNOWN;
|
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break;
|
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}
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p_callerinfo.isdn_port = p_m_portnum;
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SCPY(p_callerinfo.interface, p_m_mISDNport->ifport->interface->name);
|
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/* dialing information */
|
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dec_ie_called_pn(setup->CALLED_PN, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, (unsigned char *)p_dialinginfo.number, sizeof(p_dialinginfo.number));
|
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dec_ie_keypad(setup->KEYPAD, (Q931_info_t *)((unsigned long)data+headerlen), (unsigned char *)keypad, sizeof(keypad));
|
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SCAT(p_dialinginfo.number, (char *)keypad);
|
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switch (type)
|
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{
|
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case 0x1:
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p_dialinginfo.ntype = INFO_NTYPE_INTERNATIONAL;
|
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break;
|
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case 0x2:
|
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p_dialinginfo.ntype = INFO_NTYPE_NATIONAL;
|
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break;
|
|
case 0x4:
|
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p_dialinginfo.ntype = INFO_NTYPE_SUBSCRIBER;
|
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break;
|
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default:
|
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p_dialinginfo.ntype = INFO_NTYPE_UNKNOWN;
|
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break;
|
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}
|
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#ifdef CENTREX
|
|
/* te-mode: CNIP (calling name identification presentation) */
|
|
if (!p_m_d_ntmode)
|
|
dec_facility_centrex(setup->FACILITY, (Q931_info_t *)((unsigned long)data+headerlen), (unsigned char *)p_callerinfo.name, sizeof(p_callerinfo.name));
|
|
#endif
|
|
|
|
/* uus */
|
|
dec_ie_useruser(setup->USER_USER, (Q931_info_t *)((unsigned long)data+headerlen), &useruser_protocol, useruser, &useruser_len);
|
|
|
|
/* sending complete */
|
|
dec_ie_complete(setup->COMPLETE, (Q931_info_t *)((unsigned long)data+headerlen), &p_dialinginfo.sending_complete);
|
|
/* redirecting number */
|
|
dec_ie_redir_nr(setup->REDIR_NR, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, &present, &screen, &reason, (unsigned char *)p_redirinfo.id, sizeof(p_redirinfo.id));
|
|
switch (present)
|
|
{
|
|
case 1:
|
|
p_redirinfo.present = INFO_PRESENT_RESTRICTED;
|
|
break;
|
|
case 2:
|
|
p_redirinfo.present = INFO_PRESENT_NOTAVAIL;
|
|
break;
|
|
default:
|
|
p_redirinfo.present = INFO_PRESENT_ALLOWED;
|
|
break;
|
|
}
|
|
switch (screen)
|
|
{
|
|
case 0:
|
|
p_redirinfo.screen = INFO_SCREEN_USER;
|
|
break;
|
|
default:
|
|
p_redirinfo.screen = INFO_SCREEN_NETWORK;
|
|
break;
|
|
}
|
|
switch (reason)
|
|
{
|
|
case 1:
|
|
p_redirinfo.reason = INFO_REDIR_BUSY;
|
|
break;
|
|
case 2:
|
|
p_redirinfo.reason = INFO_REDIR_NORESPONSE;
|
|
break;
|
|
case 15:
|
|
p_redirinfo.reason = INFO_REDIR_UNCONDITIONAL;
|
|
break;
|
|
case 10:
|
|
p_redirinfo.reason = INFO_REDIR_CALLDEFLECT;
|
|
break;
|
|
case 9:
|
|
p_redirinfo.reason = INFO_REDIR_OUTOFORDER;
|
|
break;
|
|
default:
|
|
p_redirinfo.reason = INFO_REDIR_UNKNOWN;
|
|
break;
|
|
}
|
|
switch (type)
|
|
{
|
|
case -1:
|
|
p_redirinfo.ntype = INFO_NTYPE_UNKNOWN;
|
|
p_redirinfo.present = INFO_PRESENT_NULL; /* not redirecting */
|
|
p_redirinfo.reason = INFO_REDIR_UNKNOWN;
|
|
break;
|
|
case 0x1:
|
|
p_redirinfo.ntype = INFO_NTYPE_INTERNATIONAL;
|
|
break;
|
|
case 0x2:
|
|
p_redirinfo.ntype = INFO_NTYPE_NATIONAL;
|
|
break;
|
|
case 0x4:
|
|
p_redirinfo.ntype = INFO_NTYPE_SUBSCRIBER;
|
|
break;
|
|
default:
|
|
p_redirinfo.ntype = INFO_NTYPE_UNKNOWN;
|
|
break;
|
|
}
|
|
p_redirinfo.isdn_port = p_m_portnum;
|
|
/* bearer capability */
|
|
dec_ie_bearer(setup->BEARER, (Q931_info_t *)((unsigned long)data+headerlen), &coding, &capability, &mode, &rate, &multi, &user);
|
|
switch (capability)
|
|
{
|
|
case -1:
|
|
p_capainfo.bearer_capa = INFO_BC_AUDIO;
|
|
user = (options.law=='a')?3:2;
|
|
break;
|
|
default:
|
|
p_capainfo.bearer_capa = capability;
|
|
break;
|
|
}
|
|
switch (mode)
|
|
{
|
|
case 2:
|
|
p_capainfo.bearer_mode = INFO_BMODE_PACKET;
|
|
break;
|
|
default:
|
|
p_capainfo.bearer_mode = INFO_BMODE_CIRCUIT;
|
|
break;
|
|
}
|
|
switch (user)
|
|
{
|
|
case -1:
|
|
p_capainfo.bearer_info1 = INFO_INFO1_NONE;
|
|
break;
|
|
default:
|
|
p_capainfo.bearer_info1 = user + 0x80;
|
|
break;
|
|
}
|
|
|
|
/* hlc */
|
|
dec_ie_hlc(setup->HLC, (Q931_info_t *)((unsigned long)data+headerlen), &coding, &interpretation, &presentation, &hlc, &exthlc);
|
|
switch (hlc)
|
|
{
|
|
case -1:
|
|
p_capainfo.hlc = INFO_HLC_NONE;
|
|
break;
|
|
default:
|
|
p_capainfo.hlc = hlc + 0x80;
|
|
break;
|
|
}
|
|
switch (exthlc)
|
|
{
|
|
case -1:
|
|
p_capainfo.exthlc = INFO_HLC_NONE;
|
|
break;
|
|
default:
|
|
p_capainfo.exthlc = exthlc + 0x80;
|
|
break;
|
|
}
|
|
|
|
/* channel_id */
|
|
dec_ie_channel_id(setup->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
|
|
if (exclusive<0)
|
|
exclusive = 0;
|
|
if (channel==CHANNEL_NO && p_type==PORT_TYPE_DSS1_TE_IN)
|
|
PDEBUG(DEBUG_BCHANNEL, "- no channel is given by the network, causing to fail, since CW is not possible for external lines\n");
|
|
if (channel <= 0) /* not given, no channel, whatever.. */
|
|
channel = CHANNEL_ANY; /* any channel */
|
|
if (p_m_mISDNport->b_reserved >= p_m_mISDNport->b_num) // of out chan..
|
|
{
|
|
printlog("--- port#%d all channels are used/reserved.\n", ifport->portnum);
|
|
ret = -34; // no channel
|
|
goto no_channel;
|
|
}
|
|
if (channel == CHANNE_ANY)
|
|
{
|
|
PDEBUG(DEBUG_BCHANNEL, "- any channel is assumed from the %s, so we need to return the a channel from our list\n", (p_m_d_ntmode)?"user":"network");
|
|
/* check for any channel form selection list */
|
|
channel = 0;
|
|
selchannel = ifport->channel_in;
|
|
while(selchannel)
|
|
{
|
|
switch(selchannel->channel)
|
|
{
|
|
case CHANNEL_FREE: /* free channel */
|
|
if (mISDNport->b_inuse >= mISDNport->b_num)
|
|
break; /* all channel in use or reserverd */
|
|
/* find channel */
|
|
i = 0;
|
|
while(i < mISDNport->b_num)
|
|
{
|
|
if (mISDNport->b_port[i] == NULL)
|
|
{
|
|
channel = i+1+(i>=15);
|
|
printlog("--- port#%d no channel given, so selecting free channel %d\n", ifport->portnum, channel);
|
|
break;
|
|
}
|
|
i++;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
if (selchannel->channel<1 || selchannel->channel==16)
|
|
break; /* invalid channels */
|
|
i = selchannel->channel-1-(selchannel->channel>=17);
|
|
if (i >= mISDNport->b_num)
|
|
break; /* channel not in port */
|
|
if (mISDNport->b_port[i] == NULL)
|
|
{
|
|
channel = selchannel->channel;
|
|
printlog("--- port#%d no channel given, so selecting channel %d from list\n", ifport->portnum, channel);
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
if (channel)
|
|
break; /* found channel */
|
|
selchannel = selchannel->next;
|
|
}
|
|
if (!channel)
|
|
{
|
|
printlog("--- port#%d no channel found.\n", ifport->portnum);
|
|
ret = -34; // no channel
|
|
goto no_channel;
|
|
}
|
|
goto use_channel;
|
|
}
|
|
if (channel > 0)
|
|
{
|
|
/* check for given channel in selection list */
|
|
selchannel = ifport->channel_in;
|
|
while(selchannel)
|
|
{
|
|
if (selchannel->channel == channel || selchannel->channel == CHANNEL_FREE)
|
|
break;
|
|
selchannel = selchannel->next;
|
|
}
|
|
if (!selchannel)
|
|
channel = 0;
|
|
|
|
/* exclusive channel requests must be in the list */
|
|
if (exclusive)
|
|
{
|
|
if (!channel)
|
|
{
|
|
PDEBUG(DEBUG_BCHANNEL, "- exclusive channel %d is selected, but not in list of incomming channel.\n", channel);
|
|
printlog("--- port#%d channel %d given exclusively, it is accepted.\n", ifport->portnum, channel);
|
|
ret = 6; // unacceptable
|
|
goto no_channel;
|
|
}
|
|
PDEBUG(DEBUG_BCHANNEL, "- exclusive channel %d is selected, as in list of incomming channels.\n", channel);
|
|
i = selchannel->channel-1-(selchannel->channel>=17);
|
|
if (mISDNport->b_port[i] == NULL)
|
|
{
|
|
printlog("--- port#%d channel %d given exclusively, it is accepted and free.\n", ifport->portnum, channel);
|
|
goto use_channel;
|
|
}
|
|
printlog("--- port#%d channel %d given exclusively, it is accepted, but busy.\n", ifport->portnum, channel);
|
|
ret = 6; // unacceptable
|
|
goto no_channel;
|
|
}
|
|
|
|
/* requested channels in list will be used */
|
|
if (channel)
|
|
{
|
|
PDEBUG(DEBUG_BCHANNEL, "- channel %d given, found in list.\n", channel);
|
|
i = selchannel->channel-1-(selchannel->channel>=17);
|
|
if (mISDNport->b_port[i] == NULL)
|
|
{
|
|
printlog("--- port#%d channel %d given, it is accepted and free.\n", ifport->portnum, channel);
|
|
goto use_channel;
|
|
}
|
|
}
|
|
|
|
/* if channel is not available or not in list, it must be searched */
|
|
PDEBUG(DEBUG_BCHANNEL, "- channel %d given, but not in list of incomming channels.\n", channel);
|
|
|
|
/* check for first free channel in list */
|
|
channel = 0;
|
|
selchannel = ifport->channel_in;
|
|
while(selchannel)
|
|
{
|
|
switch(selchannel->channel)
|
|
{
|
|
case CHANNEL_FREE: /* free channel */
|
|
if (mISDNport->b_inuse >= mISDNport->b_num)
|
|
break; /* all channel in use or reserverd */
|
|
/* find channel */
|
|
i = 0;
|
|
while(i < mISDNport->b_num)
|
|
{
|
|
if (mISDNport->b_port[i] == NULL)
|
|
{
|
|
channel = i+1+(i>=15);
|
|
printlog("--- port#%d requested channel was not in list, so using free channel %d from list.\n", ifport->portnum, channel);
|
|
break;
|
|
}
|
|
i++;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
if (selchannel->channel<1 || selchannel->channel==16)
|
|
break; /* invalid channels */
|
|
i = selchannel->channel-1-(selchannel->channel>=17);
|
|
if (i >= mISDNport->b_num)
|
|
break; /* channel not in port */
|
|
if (mISDNport->b_port[i] == NULL)
|
|
{
|
|
channel = selchannel->channel;
|
|
printlog("--- port#%d requested channel was not in list, so using free channel %d from list.\n", ifport->portnum, channel);
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
if (channel)
|
|
break; /* found channel */
|
|
selchannel = selchannel->next;
|
|
}
|
|
if (!channel)
|
|
{
|
|
printlog("--- port#%d no channel found.\n", ifport->portnum);
|
|
ret = 6; // unacceptable
|
|
goto no_channel;
|
|
}
|
|
}
|
|
|
|
/* open channel */
|
|
use_channel:
|
|
ret = seize_bchannel(channel, 1);
|
|
if (ret < 0)
|
|
{
|
|
no_channel:
|
|
PDEBUG(DEBUG_BCHANNEL, "- channel is not available (cause=%d), so we send a release_complete.\n", -ret);
|
|
RELEASE_COMPLETE_t *release_complete;
|
|
|
|
dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST, MT_RELEASE_COMPLETE, dinfo, sizeof(RELEASE_COMPLETE_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_RELEASE_COMPLETE | REQUEST, dmsg);
|
|
release_complete = (RELEASE_COMPLETE_t *)(dmsg->data + headerlen);
|
|
enc_ie_cause(&release_complete->CAUSE, dmsg, (p_m_d_ntmode)?LOCATION_PRIVATE_LOCAL:LOCATION_PRIVATE_REMOTE, -ret);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
new_state(PORT_STATE_RELEASE);
|
|
p_m_delete = 1;
|
|
return;
|
|
}
|
|
PDEBUG(DEBUG_BCHANNEL, "- channel is available, we open channel %d.\n", ret);
|
|
bchannel_activate(p_m_mISDNport, p_m_b_index);
|
|
|
|
/* create endpoint */
|
|
if (p_epointlist)
|
|
{
|
|
PERROR("SOFTWARE ERROR: incoming call but already got an endpoint, exitting...\n");
|
|
exit(-1);
|
|
}
|
|
if (!(epoint = new Endpoint(p_serial, 0)))
|
|
{
|
|
RELEASE_COMPLETE_t *release_complete;
|
|
|
|
dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST, MT_RELEASE_COMPLETE, dinfo, sizeof(RELEASE_COMPLETE_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_RELEASE_COMPLETE | REQUEST, dmsg);
|
|
release_complete = (RELEASE_COMPLETE_t *)(dmsg->data + headerlen);
|
|
enc_ie_cause(&release_complete->CAUSE, dmsg, (p_m_d_ntmode)?LOCATION_PRIVATE_LOCAL:LOCATION_PRIVATE_REMOTE, 41); /* temporary failure */
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
new_state(PORT_STATE_RELEASE);
|
|
p_m_delete = 1;
|
|
return;
|
|
}
|
|
if (!(epoint->ep_app = new DEFAULT_ENDPOINT_APP(epoint)))
|
|
{
|
|
PERROR("no memory for application\n");
|
|
exit(-1);
|
|
}
|
|
if (!(epointlist_new(epoint->ep_serial)))
|
|
{
|
|
PERROR("no memory for epointlist\n");
|
|
exit(-1);
|
|
}
|
|
if (p_m_d_ntmode)
|
|
{
|
|
/* nt-library now gives us the id via CC_SETUP */
|
|
if (dinfo&(~0xff) == 0xff00)
|
|
{
|
|
PERROR("fatal software error: l3-stack gives us a process id 0xff00-0xffff\n");
|
|
exit(-1);
|
|
}
|
|
printisdn(" l3id 0x%x changes to 0x%x\n", p_m_d_l3id, dinfo);
|
|
if (p_m_d_l3id&(~0xff) == 0xff00)
|
|
p_m_mISDNport->procids[p_m_d_l3id&0xff] = 0;
|
|
p_m_d_l3id = dinfo;
|
|
p_m_d_ces = setup->ces;
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) nt-mode gives us new l3id via setup ind: 0x%x\n", p_name, p_m_d_l3id);
|
|
}
|
|
|
|
/* send setup message to endpoit */
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) setup: %s->%s\n", p_name, p_callerinfo.id, p_dialinginfo.number);
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_SETUP);
|
|
message->param.setup.isdn_port = p_m_portnum;
|
|
message->param.setup.port_type = p_type;
|
|
memcpy(&message->param.setup.dialinginfo, &p_dialinginfo, sizeof(struct dialing_info));
|
|
memcpy(&message->param.setup.callerinfo, &p_callerinfo, sizeof(struct caller_info));
|
|
memcpy(&message->param.setup.redirinfo, &p_redirinfo, sizeof(struct redir_info));
|
|
memcpy(&message->param.setup.capainfo, &p_capainfo, sizeof(struct capa_info));
|
|
memcpy(message->param.setup.useruser.data, &useruser, useruser_len);
|
|
message->param.setup.useruser.len = useruser_len;
|
|
message->param.setup.useruser.protocol = useruser_protocol;
|
|
message_put(message);
|
|
|
|
new_state(PORT_STATE_IN_SETUP);
|
|
}
|
|
|
|
/* CC_INFORMATION INDICATION */
|
|
void Pdss1::information_ind(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
INFORMATION_t *information = (INFORMATION_t *)((unsigned long)data + headerlen);
|
|
int type, plan;
|
|
unsigned char keypad[32] = "";
|
|
struct message *message;
|
|
|
|
/* dialing information */
|
|
dec_ie_called_pn(information->CALLED_PN, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, (unsigned char *)p_dialinginfo.number, sizeof(p_dialinginfo.number));
|
|
dec_ie_keypad(information->KEYPAD, (Q931_info_t *)((unsigned long)data+headerlen), (unsigned char *)keypad, sizeof(keypad));
|
|
SCAT(p_dialinginfo.number, (char *)keypad);
|
|
switch (type)
|
|
{
|
|
case 0x1:
|
|
p_dialinginfo.ntype = INFO_NTYPE_INTERNATIONAL;
|
|
break;
|
|
case 0x2:
|
|
p_dialinginfo.ntype = INFO_NTYPE_NATIONAL;
|
|
break;
|
|
case 0x4:
|
|
p_dialinginfo.ntype = INFO_NTYPE_SUBSCRIBER;
|
|
break;
|
|
default:
|
|
p_dialinginfo.ntype = INFO_NTYPE_UNKNOWN;
|
|
break;
|
|
}
|
|
/* sending complete */
|
|
dec_ie_complete(information->COMPLETE, (Q931_info_t *)((unsigned long)data+headerlen), &p_dialinginfo.sending_complete);;
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) more digits: %s\n", p_name,p_dialinginfo.number);
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_INFORMATION);
|
|
memcpy(&message->param.information, &p_dialinginfo, sizeof(struct dialing_info));
|
|
message_put(message);
|
|
/* reset overlap timeout */
|
|
new_state(p_state);
|
|
}
|
|
|
|
/* CC_SETUP_ACCNOWLEDGE INDICATION */
|
|
void Pdss1::setup_acknowledge_ind(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
SETUP_ACKNOWLEDGE_t *setup_acknowledge = (SETUP_ACKNOWLEDGE_t *)((unsigned long)data + headerlen);
|
|
int exclusive, channel;
|
|
int coding, location, progress;
|
|
int ret;
|
|
struct message *message;
|
|
|
|
/* channel_id */
|
|
dec_ie_channel_id(setup_acknowledge->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
|
|
dec_ie_progress(setup_acknowledge->PROGRESS, (Q931_info_t *)((unsigned long)data+headerlen), &coding, &location, &progress);
|
|
ret = received_first_reply_to_setup(prim, exclusive, channel);
|
|
if (ret < 0)
|
|
{
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = -ret;
|
|
message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
|
|
message_put(message);
|
|
new_state(PORT_STATE_RELEASE);
|
|
p_m_delete = 1;
|
|
return;
|
|
}
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_OVERLAP);
|
|
message_put(message);
|
|
|
|
new_state(PORT_STATE_OUT_OVERLAP);
|
|
}
|
|
|
|
/* CC_PROCEEDING INDICATION */
|
|
void Pdss1::proceeding_ind(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
CALL_PROCEEDING_t *proceeding = (CALL_PROCEEDING_t *)((unsigned long)data + headerlen);
|
|
int exclusive, channel;
|
|
int coding, location, progress;
|
|
int ret;
|
|
struct message *message;
|
|
int notify = -1, type, plan, present;
|
|
char redir[32];
|
|
|
|
/* channel id */
|
|
dec_ie_channel_id(proceeding->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
|
|
dec_ie_progress(proceeding->PROGRESS, (Q931_info_t *)((unsigned long)data+headerlen), &coding, &location, &progress);
|
|
ret = received_first_reply_to_setup(prim, exclusive, channel);
|
|
if (ret < 0)
|
|
{
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = -ret;
|
|
message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
|
|
message_put(message);
|
|
new_state(PORT_STATE_RELEASE);
|
|
p_m_delete = 1;
|
|
return;
|
|
}
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_PROCEEDING);
|
|
message_put(message);
|
|
|
|
new_state(PORT_STATE_OUT_PROCEEDING);
|
|
|
|
dec_ie_notify(NULL/*proceeding->NOTIFY*/, (Q931_info_t *)((unsigned long)data+headerlen), ¬ify);
|
|
if (notify >= 0)
|
|
notify |= 0x80;
|
|
else
|
|
notify = 0;
|
|
dec_ie_redir_dn(proceeding->REDIR_DN, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, &present, (unsigned char *)redir, sizeof(redir));
|
|
if (type >= 0 || notify)
|
|
{
|
|
if (!notify && type >= 0)
|
|
notify = 251;
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_NOTIFY);
|
|
message->param.notifyinfo.notify = notify;
|
|
SCPY(message->param.notifyinfo.id, redir);
|
|
/* redirection number */
|
|
switch (present)
|
|
{
|
|
case 1:
|
|
message->param.notifyinfo.present = INFO_PRESENT_RESTRICTED;
|
|
break;
|
|
case 2:
|
|
message->param.notifyinfo.present = INFO_PRESENT_NOTAVAIL;
|
|
break;
|
|
default:
|
|
message->param.notifyinfo.present = INFO_PRESENT_ALLOWED;
|
|
break;
|
|
}
|
|
switch (type)
|
|
{
|
|
case -1:
|
|
message->param.notifyinfo.ntype = INFO_NTYPE_UNKNOWN;
|
|
message->param.notifyinfo.present = INFO_PRESENT_NULL;
|
|
break;
|
|
case 1:
|
|
message->param.notifyinfo.ntype = INFO_NTYPE_INTERNATIONAL;
|
|
break;
|
|
case 2:
|
|
message->param.notifyinfo.ntype = INFO_NTYPE_NATIONAL;
|
|
break;
|
|
case 4:
|
|
message->param.notifyinfo.ntype = INFO_NTYPE_SUBSCRIBER;
|
|
break;
|
|
default:
|
|
message->param.notifyinfo.ntype = INFO_NTYPE_UNKNOWN;
|
|
break;
|
|
}
|
|
message->param.notifyinfo.isdn_port = p_m_portnum;
|
|
message_put(message);
|
|
}
|
|
}
|
|
|
|
/* CC_ALERTING INDICATION */
|
|
void Pdss1::alerting_ind(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
ALERTING_t *alerting = (ALERTING_t *)((unsigned long)data + headerlen);
|
|
int exclusive, channel;
|
|
int coding, location, progress;
|
|
int ret;
|
|
struct message *message;
|
|
int notify = -1, type, plan, present;
|
|
char redir[32];
|
|
|
|
/* channel id */
|
|
dec_ie_channel_id(alerting->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
|
|
dec_ie_progress(alerting->PROGRESS, (Q931_info_t *)((unsigned long)data+headerlen), &coding, &location, &progress);
|
|
ret = received_first_reply_to_setup(prim, exclusive, channel);
|
|
if (ret < 0)
|
|
{
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = -ret;
|
|
message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
|
|
message_put(message);
|
|
new_state(PORT_STATE_RELEASE);
|
|
p_m_delete = 1;
|
|
return;
|
|
}
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_ALERTING);
|
|
message_put(message);
|
|
|
|
new_state(PORT_STATE_OUT_ALERTING);
|
|
|
|
dec_ie_notify(NULL/*alerting->NOTIFY*/, (Q931_info_t *)((unsigned long)data+headerlen), ¬ify);
|
|
if (notify >= 0)
|
|
notify |= 0x80;
|
|
else
|
|
notify = 0;
|
|
dec_ie_redir_dn(alerting->REDIR_DN, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, &present, (unsigned char *)redir, sizeof(redir));
|
|
if (type >= 0 || notify)
|
|
{
|
|
if (!notify && type >= 0)
|
|
notify = 251;
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_NOTIFY);
|
|
message->param.notifyinfo.notify = notify;
|
|
SCPY(message->param.notifyinfo.id, redir);
|
|
switch (present)
|
|
{
|
|
case 1:
|
|
message->param.notifyinfo.present = INFO_PRESENT_RESTRICTED;
|
|
break;
|
|
case 2:
|
|
message->param.notifyinfo.present = INFO_PRESENT_NOTAVAIL;
|
|
break;
|
|
default:
|
|
message->param.notifyinfo.present = INFO_PRESENT_ALLOWED;
|
|
break;
|
|
}
|
|
switch (type)
|
|
{
|
|
case -1:
|
|
message->param.notifyinfo.ntype = INFO_NTYPE_UNKNOWN;
|
|
message->param.notifyinfo.present = INFO_PRESENT_NULL;
|
|
break;
|
|
case 1:
|
|
message->param.notifyinfo.ntype = INFO_NTYPE_INTERNATIONAL;
|
|
break;
|
|
case 2:
|
|
message->param.notifyinfo.ntype = INFO_NTYPE_NATIONAL;
|
|
break;
|
|
case 4:
|
|
message->param.notifyinfo.ntype = INFO_NTYPE_SUBSCRIBER;
|
|
break;
|
|
default:
|
|
message->param.notifyinfo.ntype = INFO_NTYPE_UNKNOWN;
|
|
break;
|
|
}
|
|
message->param.notifyinfo.isdn_port = p_m_portnum;
|
|
message_put(message);
|
|
}
|
|
}
|
|
|
|
/* CC_CONNECT INDICATION */
|
|
void Pdss1::connect_ind(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
CONNECT_t *connect = (CONNECT_t *)((unsigned long)data + headerlen);
|
|
int exclusive, channel;
|
|
int type, plan, present, screen;
|
|
int ret;
|
|
msg_t *dmsg;
|
|
struct message *message;
|
|
int bchannel_before;
|
|
|
|
if (p_m_d_ntmode)
|
|
p_m_d_ces = connect->ces;
|
|
|
|
/* NOTE: we do not check the connected channel, since we
|
|
* ready sent a channel to the remote side
|
|
*/
|
|
/* channel id */
|
|
dec_ie_channel_id(connect->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
|
|
bchannel_before = p_m_b_channel;
|
|
ret = received_first_reply_to_setup(prim, exclusive, channel);
|
|
if (ret < 0)
|
|
{
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = -ret;
|
|
message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
|
|
message_put(message);
|
|
new_state(PORT_STATE_RELEASE);
|
|
p_m_delete = 1;
|
|
return;
|
|
}
|
|
/* connect information */
|
|
dec_ie_connected_pn(connect->CONNECT_PN, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, &present, &screen, (unsigned char *)p_connectinfo.id, sizeof(p_connectinfo.id));
|
|
switch (present)
|
|
{
|
|
case 1:
|
|
p_connectinfo.present = INFO_PRESENT_RESTRICTED;
|
|
break;
|
|
case 2:
|
|
p_connectinfo.present = INFO_PRESENT_NOTAVAIL;
|
|
break;
|
|
default:
|
|
p_connectinfo.present = INFO_PRESENT_ALLOWED;
|
|
break;
|
|
}
|
|
switch (screen)
|
|
{
|
|
case 0:
|
|
p_connectinfo.screen = INFO_SCREEN_USER;
|
|
break;
|
|
default:
|
|
p_connectinfo.screen = INFO_SCREEN_NETWORK;
|
|
break;
|
|
}
|
|
switch (type)
|
|
{
|
|
case 0x0:
|
|
p_connectinfo.present = INFO_PRESENT_NULL; /* no COLP info */
|
|
p_connectinfo.ntype = INFO_NTYPE_UNKNOWN;
|
|
break;
|
|
case 0x1:
|
|
p_connectinfo.ntype = INFO_NTYPE_INTERNATIONAL;
|
|
break;
|
|
case 0x2:
|
|
p_connectinfo.ntype = INFO_NTYPE_NATIONAL;
|
|
break;
|
|
case 0x4:
|
|
p_connectinfo.ntype = INFO_NTYPE_SUBSCRIBER;
|
|
break;
|
|
default:
|
|
p_connectinfo.ntype = INFO_NTYPE_UNKNOWN;
|
|
break;
|
|
}
|
|
p_connectinfo.isdn_port = p_m_portnum;
|
|
SCPY(p_connectingo.interface, p_m_mISDNport->ifport->interface->name);
|
|
#ifdef CENTREX
|
|
/* te-mode: CONP (connected name identification presentation) */
|
|
if (!p_m_d_ntmode)
|
|
dec_facility_centrex(connect->FACILITY, (Q931_info_t *)((unsigned long)data+headerlen), (unsigned char *)p_connectinfo.name, sizeof(p_connectinfo.name));
|
|
#endif
|
|
/* send connect acknowledge */
|
|
CONNECT_ACKNOWLEDGE_t *connect_acknowledge;
|
|
|
|
dmsg = create_l3msg(CC_CONNECT | RESPONSE, MT_CONNECT, dinfo, sizeof(CONNECT_ACKNOWLEDGE_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_CONNECT | RESPONSE, dmsg);
|
|
connect_acknowledge = (CONNECT_ACKNOWLEDGE_t *)(dmsg->data + headerlen);
|
|
/* if we had no bchannel before, we send it now */
|
|
if (!bchannel_before && p_m_b_channel)
|
|
enc_ie_channel_id(&connect_acknowledge->CHANNEL_ID, dmsg, 1, p_m_b_channel);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) connect (to '%s' COLP: '%s')\n", p_name, p_dialinginfo.number, p_connectinfo.id);
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_CONNECT);
|
|
memcpy(&message->param.connectinfo, &p_connectinfo, sizeof(struct connect_info));
|
|
message_put(message);
|
|
|
|
new_state(PORT_STATE_CONNECT);
|
|
}
|
|
|
|
/* CC_DISCONNECT INDICATION */
|
|
void Pdss1::disconnect_ind(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
DISCONNECT_t *disconnect = (DISCONNECT_t *)((unsigned long)data + headerlen);
|
|
int location, cause;
|
|
int coding, proglocation, progress;
|
|
struct message *message;
|
|
|
|
/* cause */
|
|
dec_ie_progress(disconnect->PROGRESS, (Q931_info_t *)((unsigned long)data+headerlen), &coding, &proglocation, &progress);
|
|
dec_ie_cause(disconnect->CAUSE, (Q931_info_t *)((unsigned long)data+headerlen), &location, &cause);
|
|
if (cause < 0)
|
|
cause = 16;
|
|
|
|
/* release if we are remote sends us no tones */
|
|
if (p_m_mISDNport->is_earlyb)
|
|
{
|
|
RELEASE_t *release;
|
|
msg_t *dmsg;
|
|
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) send release because remote disconnects AND provides no patterns (earlyb).\n", p_name);
|
|
dmsg = create_l3msg(CC_RELEASE | REQUEST, MT_RELEASE, dinfo, sizeof(RELEASE_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_RELEASE | REQUEST, dmsg);
|
|
release = (RELEASE_t *)(dmsg->data + headerlen);
|
|
enc_ie_cause(&release->CAUSE, dmsg, (p_m_d_ntmode)?LOCATION_PRIVATE_LOCAL:LOCATION_PRIVATE_REMOTE, 16); /* normal */
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
|
|
/* sending release to endpoint */
|
|
while(p_epointlist)
|
|
{
|
|
message = message_create(p_serial, p_epointlist->epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = cause;
|
|
message->param.disconnectinfo.location = location;
|
|
message_put(message);
|
|
/* remove epoint */
|
|
free_epointlist(p_epointlist);
|
|
}
|
|
new_state(PORT_STATE_RELEASE);
|
|
p_m_delete = 1;
|
|
return;
|
|
}
|
|
|
|
/* sending disconnect to active endpoint and release to inactive endpoints */
|
|
if (ACTIVE_EPOINT(p_epointlist))
|
|
{
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_DISCONNECT);
|
|
message->param.disconnectinfo.location = location;
|
|
message->param.disconnectinfo.cause = cause;
|
|
message_put(message);
|
|
}
|
|
while(INACTIVE_EPOINT(p_epointlist))
|
|
{
|
|
message = message_create(p_serial, INACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.location = location;
|
|
message->param.disconnectinfo.cause = cause;
|
|
message_put(message);
|
|
/* remove epoint */
|
|
free_epointid(INACTIVE_EPOINT(p_epointlist));
|
|
}
|
|
new_state(PORT_STATE_IN_DISCONNECT);
|
|
}
|
|
|
|
/* CC_DISCONNECT INDICATION */
|
|
void Pdss1::disconnect_ind_i(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
DISCONNECT_t *disconnect = (DISCONNECT_t *)((unsigned long)data + headerlen);
|
|
int location, cause;
|
|
|
|
/* cause */
|
|
dec_ie_cause(disconnect->CAUSE, (Q931_info_t *)((unsigned long)data+headerlen), &location, &cause);
|
|
|
|
/* collect cause */
|
|
PDEBUG(DEBUG_ISDN, "PORT(%d) collecting cause %d location %d.\n", p_serial, cause, location);
|
|
if (cause == CAUSE_REJECTED) /* call rejected */
|
|
{
|
|
p_m_d_collect_cause = CAUSE_REJECTED;
|
|
p_m_d_collect_location = location;
|
|
} else
|
|
if (cause==CAUSE_NORMAL && p_m_d_collect_cause!=CAUSE_REJECTED) /* reject via hangup */
|
|
{
|
|
p_m_d_collect_cause = CAUSE_NORMAL;
|
|
p_m_d_collect_location = location;
|
|
} else
|
|
if (cause==CAUSE_BUSY && p_m_d_collect_cause!=CAUSE_REJECTED && p_m_d_collect_cause!=CAUSE_NORMAL) /* busy */
|
|
{
|
|
p_m_d_collect_cause = CAUSE_BUSY;
|
|
p_m_d_collect_location = location;
|
|
} else
|
|
if (cause==CAUSE_OUTOFORDER && p_m_d_collect_cause!=CAUSE_BUSY && p_m_d_collect_cause!=CAUSE_REJECTED && p_m_d_collect_cause!=CAUSE_NORMAL) /* no L1 */
|
|
{
|
|
p_m_d_collect_cause = CAUSE_OUTOFORDER;
|
|
p_m_d_collect_location = location;
|
|
} else
|
|
if (cause!=0 && cause!=CAUSE_NOUSER && p_m_d_collect_cause!=CAUSE_OUTOFORDER && p_m_d_collect_cause!=CAUSE_BUSY && p_m_d_collect_cause!=CAUSE_REJECTED && p_m_d_collect_cause!=CAUSE_NORMAL) /* anything if cause exists and not 18 */
|
|
{
|
|
p_m_d_collect_cause = cause;
|
|
p_m_d_collect_location = location;
|
|
}
|
|
PDEBUG(DEBUG_ISDN, "PORT(%d) new multipoint cause %d location %d.\n", p_serial, p_m_d_collect_cause, p_m_d_collect_location);
|
|
|
|
}
|
|
|
|
/* CC_RELEASE INDICATION */
|
|
void Pdss1::release_ind(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
RELEASE_t *release = (RELEASE_t *)((unsigned long)data + headerlen);
|
|
msg_t *dmsg;
|
|
int location, cause;
|
|
struct message *message;
|
|
|
|
/* cause */
|
|
dec_ie_cause(release->CAUSE, (Q931_info_t *)((unsigned long)data+headerlen), &location, &cause);
|
|
if (cause < 0)
|
|
cause = 16;
|
|
|
|
/* sending release to endpoint */
|
|
while(p_epointlist)
|
|
{
|
|
message = message_create(p_serial, p_epointlist->epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = cause;
|
|
message->param.disconnectinfo.location = location;
|
|
message_put(message);
|
|
/* remove epoint */
|
|
free_epointlist(p_epointlist);
|
|
}
|
|
|
|
/* only in NT mode we must send release_complete, if we got a release confirm */
|
|
if (prim == (CC_RELEASE | CONFIRM))
|
|
{
|
|
/* sending release complete */
|
|
RELEASE_COMPLETE_t *release_complete;
|
|
|
|
dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST, MT_RELEASE_COMPLETE, dinfo, sizeof(RELEASE_COMPLETE_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_RELEASE_COMPLETE | REQUEST, dmsg);
|
|
release_complete = (RELEASE_COMPLETE_t *)(dmsg->data + headerlen);
|
|
enc_ie_cause(&release_complete->CAUSE, dmsg, (p_m_d_ntmode)?LOCATION_PRIVATE_LOCAL:LOCATION_PRIVATE_REMOTE, 16);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
}
|
|
|
|
new_state(PORT_STATE_RELEASE);
|
|
p_m_delete = 1;
|
|
}
|
|
|
|
/* CC_RELEASE_COMPLETE INDICATION */
|
|
void Pdss1::release_complete_ind(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
RELEASE_COMPLETE_t *release_complete = (RELEASE_COMPLETE_t *)((unsigned long)data + headerlen);
|
|
int location, cause;
|
|
struct message *message;
|
|
|
|
/* cause */
|
|
dec_ie_cause(release_complete->CAUSE, (Q931_info_t *)((unsigned long)data+headerlen), &location, &cause);
|
|
if (cause < 0)
|
|
cause = 16;
|
|
|
|
/* sending release to endpoint */
|
|
while(p_epointlist)
|
|
{
|
|
message = message_create(p_serial, p_epointlist->epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = cause;
|
|
message->param.disconnectinfo.location = location;
|
|
message_put(message);
|
|
/* remove epoint */
|
|
free_epointlist(p_epointlist);
|
|
}
|
|
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) release_complete (cause %d)\n", p_name, cause);
|
|
new_state(PORT_STATE_RELEASE);
|
|
p_m_delete = 1;
|
|
}
|
|
|
|
/* T312 timeout */
|
|
void Pdss1::t312_timeout(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
struct message *message;
|
|
|
|
/* sending release to endpoint */
|
|
while(p_epointlist)
|
|
{
|
|
message = message_create(p_serial, p_epointlist->epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = p_m_d_collect_cause;
|
|
message->param.disconnectinfo.location = p_m_d_collect_location;
|
|
message_put(message);
|
|
/* remove epoint */
|
|
free_epointlist(p_epointlist);
|
|
}
|
|
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) t312_timeout (collected cause %d location %d)\n", p_name, p_m_d_collect_cause, p_m_d_collect_location);
|
|
new_state(PORT_STATE_RELEASE);
|
|
p_m_delete = 1;
|
|
}
|
|
|
|
/* CC_NOTIFY INDICATION */
|
|
void Pdss1::notify_ind(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
NOTIFY_t *notifying = (NOTIFY_t *)((unsigned long)data + headerlen);
|
|
struct message *message;
|
|
int notify, type, plan, present;
|
|
|
|
if (!ACTIVE_EPOINT(p_epointlist))
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) there is no active endpoint to notify to.\n", p_name);
|
|
return;
|
|
}
|
|
/* notification indicator */
|
|
dec_ie_notify(notifying->NOTIFY, (Q931_info_t *)((unsigned long)data+headerlen), ¬ify);
|
|
if (notify < 0)
|
|
return;
|
|
notify |= 0x80;
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_NOTIFY);
|
|
message->param.notifyinfo.notify = notify;
|
|
/* redirection number */
|
|
dec_ie_redir_dn(notifying->REDIR_DN, (Q931_info_t *)((unsigned long)data+headerlen), &type, &plan, &present, (unsigned char *)message->param.notifyinfo.id, sizeof(message->param.notifyinfo.id));
|
|
switch (present)
|
|
{
|
|
case 1:
|
|
message->param.notifyinfo.present = INFO_PRESENT_RESTRICTED;
|
|
break;
|
|
case 2:
|
|
message->param.notifyinfo.present = INFO_PRESENT_NOTAVAIL;
|
|
break;
|
|
default:
|
|
message->param.notifyinfo.present = INFO_PRESENT_ALLOWED;
|
|
break;
|
|
}
|
|
switch (type)
|
|
{
|
|
case -1:
|
|
message->param.notifyinfo.ntype = INFO_NTYPE_UNKNOWN;
|
|
message->param.notifyinfo.present = INFO_PRESENT_NULL;
|
|
break;
|
|
case 1:
|
|
message->param.notifyinfo.ntype = INFO_NTYPE_INTERNATIONAL;
|
|
break;
|
|
case 2:
|
|
message->param.notifyinfo.ntype = INFO_NTYPE_NATIONAL;
|
|
break;
|
|
case 4:
|
|
message->param.notifyinfo.ntype = INFO_NTYPE_SUBSCRIBER;
|
|
break;
|
|
default:
|
|
message->param.notifyinfo.ntype = INFO_NTYPE_UNKNOWN;
|
|
break;
|
|
}
|
|
message->param.notifyinfo.isdn_port = p_m_portnum;
|
|
message_put(message);
|
|
}
|
|
|
|
|
|
/* CC_HOLD INDICATION */
|
|
void Pdss1::hold_ind(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
// HOLD_t *hold = (HOLD_t *)((unsigned long)data + headerlen);
|
|
struct message *message;
|
|
HOLD_REJECT_t *hold_reject;
|
|
HOLD_ACKNOWLEDGE_t *hold_acknowledge;
|
|
msg_t *dmsg;
|
|
// class Endpoint *epoint;
|
|
|
|
if (!ACTIVE_EPOINT(p_epointlist) || p_m_hold)
|
|
{
|
|
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) there is no endpoint to notify hold OR we are already on hold, so we reject.\n", p_name);
|
|
|
|
dmsg = create_l3msg(CC_HOLD_REJECT | REQUEST, MT_HOLD_REJECT, dinfo, sizeof(HOLD_REJECT_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_HOLD_REJECT | REQUEST, dmsg);
|
|
hold_reject = (HOLD_REJECT_t *)(dmsg->data + headerlen);
|
|
enc_ie_cause(&hold_reject->CAUSE, dmsg, (p_m_d_ntmode)?LOCATION_PRIVATE_LOCAL:LOCATION_PRIVATE_REMOTE, p_m_hold?101:31); /* normal unspecified / incompatible state */
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
|
|
return;
|
|
}
|
|
|
|
/* notify the hold of call */
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_NOTIFY);
|
|
message->param.notifyinfo.notify = INFO_NOTIFY_REMOTE_HOLD;
|
|
message->param.notifyinfo.local = 1; /* call is held by supplementary service */
|
|
message_put(message);
|
|
|
|
/* deactivate bchannel */
|
|
free_bchannel();
|
|
|
|
/* set hold state */
|
|
p_m_hold = 1;
|
|
#if 0
|
|
epoint = find_epoint_id(ACTIVE_EPOINT(p_epointlist));
|
|
if (epoint && p_m_d_ntmode)
|
|
{
|
|
p_m_timeout = p_settings.tout_hold;
|
|
time(&p_m_timer);
|
|
}
|
|
#endif
|
|
|
|
/* acknowledge hold */
|
|
dmsg = create_l3msg(CC_HOLD_ACKNOWLEDGE | REQUEST, MT_HOLD_ACKNOWLEDGE, dinfo, sizeof(HOLD_ACKNOWLEDGE_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_HOLD_ACKNOWLEDGE | REQUEST, dmsg);
|
|
hold_acknowledge = (HOLD_ACKNOWLEDGE_t *)(dmsg->data + headerlen);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
}
|
|
|
|
|
|
/* CC_RETRIEVE INDICATION */
|
|
void Pdss1::retrieve_ind(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
RETRIEVE_t *retrieve = (RETRIEVE_t *)((unsigned long)data + headerlen);
|
|
RETRIEVE_REJECT_t *retrieve_reject;
|
|
RETRIEVE_ACKNOWLEDGE_t *retrieve_acknowledge;
|
|
struct message *message;
|
|
int channel, exclusive, cause;
|
|
msg_t *dmsg;
|
|
int ret;
|
|
|
|
if (!p_m_hold)
|
|
{
|
|
cause = 101; /* incompatible state */
|
|
reject:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) we are not on hold, so we reject (cazse %d).\n", p_name, cause);
|
|
|
|
dmsg = create_l3msg(CC_RETRIEVE_REJECT | REQUEST, MT_RETRIEVE_REJECT, dinfo, sizeof(RETRIEVE_REJECT_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_RETRIEVE_REJECT | REQUEST, dmsg);
|
|
retrieve_reject = (RETRIEVE_REJECT_t *)(dmsg->data + headerlen);
|
|
enc_ie_cause(&retrieve_reject->CAUSE, dmsg, (p_m_d_ntmode)?LOCATION_PRIVATE_LOCAL:LOCATION_PRIVATE_REMOTE, cause);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
|
|
return;
|
|
}
|
|
|
|
/* notify the retrieve of call */
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_NOTIFY);
|
|
message->param.notifyinfo.notify = INFO_NOTIFY_REMOTE_RETRIEVAL;
|
|
message->param.notifyinfo.local = 1; /* call is retrieved by supplementary service */
|
|
message_put(message);
|
|
|
|
/* channel_id */
|
|
dec_ie_channel_id(retrieve->CHANNEL_ID, (Q931_info_t *)((unsigned long)data+headerlen), &exclusive, &channel);
|
|
if (exclusive<0)
|
|
exclusive = 0;
|
|
if (channel < 0)
|
|
channel = -1; /* any channel */
|
|
if (channel == ANY_CHANNEL)
|
|
channel = -1; /* any channel */
|
|
/* debug */
|
|
if (channel < 0)
|
|
PDEBUG(DEBUG_BCHANNEL, "- any channel is selected the %s, so we need to return the selected channel\n", (p_m_d_ntmode)?"user":"network");
|
|
if (channel==0 && (p_type==PORT_TYPE_DSS1_TE_IN||p_type==PORT_TYPE_DSS1_TE_OUT))
|
|
PDEBUG(DEBUG_BCHANNEL, "- no channel is given by the network, causing to fail, since CW is not possible for external lines\n");
|
|
if (channel >= 0)
|
|
if (exclusive)
|
|
PDEBUG(DEBUG_BCHANNEL, "- exclusive channel(%d) is selected.\n", channel);
|
|
else
|
|
PDEBUG(DEBUG_BCHANNEL, "- channel(%d) given, but we select a different channel if not available.\n", channel);
|
|
/* open channel */
|
|
ret = alloc_bchannel(channel, exclusive);
|
|
if (ret < 0)
|
|
{
|
|
PDEBUG(DEBUG_BCHANNEL, "- channel is not available (cause=%d), so we send a retrieve_reject.\n", -ret);
|
|
cause = -ret;
|
|
goto reject;
|
|
}
|
|
|
|
/* set hold state */
|
|
p_m_hold = 0;
|
|
p_m_timeout = 0;
|
|
|
|
/* acknowledge retrieve */
|
|
dmsg = create_l3msg(CC_RETRIEVE_ACKNOWLEDGE | REQUEST, MT_RETRIEVE_ACKNOWLEDGE, dinfo, sizeof(RETRIEVE_ACKNOWLEDGE_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_RETRIEVE_ACKNOWLEDGE | REQUEST, dmsg);
|
|
retrieve_acknowledge = (RETRIEVE_ACKNOWLEDGE_t *)(dmsg->data + headerlen);
|
|
/* channel information */
|
|
enc_ie_channel_id(&retrieve_acknowledge->CHANNEL_ID, dmsg, 1, p_m_b_channel);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
}
|
|
|
|
/* CC_SUSPEND INDICATION */
|
|
void Pdss1::suspend_ind(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
SUSPEND_t *suspend = (SUSPEND_t *)((unsigned long)data + headerlen);
|
|
SUSPEND_ACKNOWLEDGE_t *suspend_acknowledge;
|
|
SUSPEND_REJECT_t *suspend_reject;
|
|
struct message *message;
|
|
class Endpoint *epoint;
|
|
unsigned char callid[8];
|
|
int len;
|
|
msg_t *dmsg;
|
|
int ret = -31; /* normal, unspecified */
|
|
|
|
if (!ACTIVE_EPOINT(p_epointlist))
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) there is no endpoint to notify suspend, so we reject.\n", p_name);
|
|
|
|
reject:
|
|
dmsg = create_l3msg(CC_SUSPEND_REJECT | REQUEST, MT_SUSPEND_REJECT, dinfo, sizeof(SUSPEND_REJECT_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_SUSPEND_REJECT | REQUEST, dmsg);
|
|
suspend_reject = (SUSPEND_REJECT_t *)(dmsg->data + headerlen);
|
|
enc_ie_cause(&suspend_reject->CAUSE, dmsg, (p_m_d_ntmode)?LOCATION_PRIVATE_LOCAL:LOCATION_PRIVATE_REMOTE, -ret);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
|
|
return;
|
|
}
|
|
|
|
/* call id */
|
|
dec_ie_call_id(suspend->CALL_ID, (Q931_info_t *)((unsigned long)data+headerlen), callid, &len);
|
|
if (len<0) len = 0;
|
|
|
|
/* check if call id is in use */
|
|
epoint = epoint_first;
|
|
while(epoint)
|
|
{
|
|
if (epoint->ep_park)
|
|
{
|
|
if (epoint->ep_park_len == len)
|
|
if (!memcmp(epoint->ep_park_callid, callid, len))
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) call id is in use, so we reject.\n", p_name);
|
|
ret = -84; /* call id in use */
|
|
goto reject;
|
|
}
|
|
}
|
|
epoint = epoint->next;
|
|
}
|
|
|
|
/* notify the hold of call */
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_NOTIFY);
|
|
message->param.notifyinfo.notify = INFO_NOTIFY_USER_SUSPENDED;
|
|
message->param.notifyinfo.local = 1; /* call is held by supplementary service */
|
|
message_put(message);
|
|
|
|
/* deactivate bchannel */
|
|
free_bchannel();
|
|
|
|
/* sending suspend to endpoint */
|
|
while (p_epointlist)
|
|
{
|
|
message = message_create(p_serial, p_epointlist->epoint_id, PORT_TO_EPOINT, MESSAGE_SUSPEND);
|
|
memcpy(message->param.parkinfo.callid, callid, sizeof(message->param.parkinfo.callid));
|
|
message->param.parkinfo.len = len;
|
|
message_put(message);
|
|
/* remove epoint */
|
|
free_epointlist(p_epointlist);
|
|
}
|
|
|
|
/* sending SUSPEND_ACKNOWLEDGE */
|
|
dmsg = create_l3msg(CC_SUSPEND_ACKNOWLEDGE | REQUEST, MT_SUSPEND_ACKNOWLEDGE, dinfo, sizeof(SUSPEND_ACKNOWLEDGE_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_SUSPEND_ACKNOWLEDGE | REQUEST, dmsg);
|
|
suspend_acknowledge = (SUSPEND_ACKNOWLEDGE_t *)(dmsg->data + headerlen);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
|
|
new_state(PORT_STATE_RELEASE);
|
|
p_m_delete = 1;
|
|
}
|
|
|
|
/* CC_RESUME INDICATION */
|
|
void Pdss1::resume_ind(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
RESUME_t *resume = (RESUME_t *)((unsigned long)data + headerlen);
|
|
RESUME_REJECT_t *resume_reject;
|
|
RESUME_ACKNOWLEDGE_t *resume_acknowledge;
|
|
unsigned char callid[8];
|
|
int len;
|
|
int channel, exclusive;
|
|
msg_t *dmsg;
|
|
class Endpoint *epoint;
|
|
struct message *message;
|
|
int ret;
|
|
|
|
/* if blocked, release call */
|
|
if (p_m_mISDNport->ifport->block)
|
|
{
|
|
RELEASE_COMPLETE_t *release_complete;
|
|
|
|
printlog("--- port#%d is blocked.\n", mISDNport->ifport->portnum);
|
|
ret = -27;
|
|
goto reject;
|
|
}
|
|
|
|
/* call id */
|
|
dec_ie_call_id(resume->CALL_ID, (Q931_info_t *)((unsigned long)data+headerlen), callid, &len);
|
|
if (len<0) len = 0;
|
|
|
|
/* channel_id */
|
|
exclusive = 0;
|
|
channel = -1; /* any channel */
|
|
PDEBUG(DEBUG_BCHANNEL, "- any channel is selected the %s, so we need to return the selected channel\n", (p_m_d_ntmode)?"user":"network");
|
|
/* open channel */
|
|
ret = alloc_bchannel(channel, exclusive);
|
|
if (ret < 0)
|
|
{
|
|
PDEBUG(DEBUG_BCHANNEL, "- channel is not available (cause=%d), so we send a RESUME_REJECT.\n", -ret);
|
|
|
|
reject:
|
|
dmsg = create_l3msg(CC_RESUME_REJECT | REQUEST, MT_RESUME_REJECT, dinfo, sizeof(RESUME_REJECT_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_RESUME_REJECT | REQUEST, dmsg);
|
|
resume_reject = (RESUME_REJECT_t *)(dmsg->data + headerlen);
|
|
enc_ie_cause(&resume_reject->CAUSE, dmsg, (p_m_d_ntmode)?LOCATION_PRIVATE_LOCAL:LOCATION_PRIVATE_REMOTE, -ret);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
new_state(PORT_STATE_RELEASE);
|
|
p_m_delete = 1;
|
|
return;
|
|
}
|
|
PDEBUG(DEBUG_BCHANNEL, "- channel is available, we selected channel %d.\n", ret);
|
|
/* create endpoint */
|
|
if (p_epointlist)
|
|
{
|
|
PERROR("SOFTWARE ERROR: incoming resume but already got an endpoint, exitting...\n");
|
|
exit(-1);
|
|
}
|
|
ret = -85; /* no call suspended */
|
|
epoint = epoint_first;
|
|
while(epoint)
|
|
{
|
|
if (epoint->ep_park)
|
|
{
|
|
ret = -83; /* suspended call exists, but this not */
|
|
if (epoint->ep_park_len == len)
|
|
if (!memcmp(epoint->ep_park_callid, callid, len))
|
|
break;
|
|
}
|
|
epoint = epoint->next;
|
|
}
|
|
if (!epoint)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) no suspended call, so we reject with cause %d.\n", p_name, ret);
|
|
goto reject;
|
|
}
|
|
|
|
if (!(epointlist_new(epoint->ep_serial)))
|
|
{
|
|
PERROR("no memory for epointlist\n");
|
|
exit(-1);
|
|
}
|
|
if (!(epoint->portlist_new(p_serial, p_type, p_m_mISDNport->is_earlyb)))
|
|
{
|
|
PERROR("no memory for portlist\n");
|
|
exit(-1);
|
|
}
|
|
if (p_m_d_ntmode)
|
|
{
|
|
/* nt-library now gives us the id via CC_RESUME */
|
|
if (dinfo&(~0xff) == 0xff00)
|
|
{
|
|
PERROR("fatal software error: l3-stack gives us a process id 0xff00-0xffff\n");
|
|
exit(-1);
|
|
}
|
|
printisdn(" l3id 0x%x changes to 0x%x\n", p_m_d_l3id, dinfo);
|
|
if (p_m_d_l3id&(~0xff) == 0xff00)
|
|
p_m_mISDNport->procids[p_m_d_l3id&0xff] = 0;
|
|
p_m_d_l3id = dinfo;
|
|
p_m_d_ces = resume->ces;
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s: nt-mode gives us new l3id via resume ind: 0x%x\n", p_name, p_m_d_l3id);
|
|
}
|
|
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) resume\n", p_name);
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_RESUME);
|
|
message_put(message);
|
|
|
|
/* notify the resume of call */
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_NOTIFY);
|
|
message->param.notifyinfo.notify = INFO_NOTIFY_USER_RESUMED;
|
|
message->param.notifyinfo.local = 1; /* call is retrieved by supplementary service */
|
|
message_put(message);
|
|
|
|
/* sending RESUME_ACKNOWLEDGE */
|
|
dmsg = create_l3msg(CC_RESUME_ACKNOWLEDGE | REQUEST, MT_RESUME_ACKNOWLEDGE, dinfo, sizeof(RESUME_ACKNOWLEDGE_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_RESUME_ACKNOWLEDGE | REQUEST, dmsg);
|
|
resume_acknowledge = (RESUME_ACKNOWLEDGE_t *)(dmsg->data + headerlen);
|
|
/* channel information */
|
|
enc_ie_channel_id(&resume_acknowledge->CHANNEL_ID, dmsg, 1, p_m_b_channel);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
|
|
new_state(PORT_STATE_CONNECT);
|
|
}
|
|
|
|
|
|
/* CC_FACILITY INDICATION */
|
|
void Pdss1::facility_ind(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
FACILITY_t *facility = (FACILITY_t *)((unsigned long)data + headerlen);
|
|
unsigned char facil[256];
|
|
int facil_len;
|
|
struct message *message;
|
|
|
|
/* facility */
|
|
dec_ie_facility(facility->FACILITY, (Q931_info_t *)((unsigned long)data+headerlen), facil, &facil_len);
|
|
if (facil_len<=0)
|
|
return;
|
|
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) facility\n", p_name);
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_FACILITY);
|
|
message->param.facilityinfo.len = facil_len;
|
|
memcpy(message->param.facilityinfo.data, facil, facil_len);
|
|
message_put(message);
|
|
}
|
|
|
|
|
|
/*
|
|
* handler for isdn connections
|
|
* incoming information are parsed and sent via message to the endpoint
|
|
*/
|
|
void Pdss1::message_isdn(unsigned long prim, unsigned long dinfo, void *data)
|
|
{
|
|
char *msgtext = "<<UNKNOWN MESSAGE>>";
|
|
char *primtext;
|
|
int i;
|
|
int new_l3id;
|
|
|
|
i = 0;
|
|
while(isdn_message[i].name)
|
|
{
|
|
if (isdn_message[i].value == (prim&0xffffff00))
|
|
{
|
|
msgtext = isdn_message[i].name;
|
|
break;
|
|
}
|
|
i++;
|
|
}
|
|
primtext = isdn_prim[prim&0x00000003];
|
|
printisdn("<<< incoming prim: %s %s (0x%x)\n", msgtext, primtext, prim);
|
|
switch (prim)
|
|
{
|
|
case CC_TIMEOUT | INDICATION:
|
|
if (p_m_d_ntmode)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
int t = *((int *)(((char *)data)+headerlen));
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) timeout (t%x in NT-mode)\n", p_name, t);
|
|
if (t == 0x312)
|
|
t312_timeout(prim, dinfo, data);
|
|
} else {
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) timeout (ignoring)\n", p_name);
|
|
}
|
|
break;
|
|
|
|
case CC_SETUP | INDICATION:
|
|
PDEBUG((DEBUG_BCHANNEL|DEBUG_ISDN), "Pdss1(%s) setup\n", p_name);
|
|
if (p_state != PORT_STATE_IDLE)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) received setup again, IGNORING.\n", p_name);
|
|
break;
|
|
}
|
|
setup_ind(prim, dinfo, data);
|
|
break;
|
|
|
|
case CC_SETUP | CONFIRM:
|
|
if (p_m_d_ntmode)
|
|
{
|
|
/* nt-library now gives us a new id via CC_SETUP_CONFIRM */
|
|
if ((p_m_d_l3id&0xff00) == 0xff00)
|
|
{
|
|
// p_m_mISDNport->procids[p_m_d_l3id&0xff] = 0;
|
|
// printisdn(" procid 0x%x freed\n", p_m_d_l3id&0xff);
|
|
printisdn(" procid 0x%x still in use\n", p_m_d_l3id&0xff);
|
|
} else
|
|
{
|
|
printisdn(" strange setup-procid 0x%x\n", p_m_d_l3id);
|
|
}
|
|
p_m_d_l3id = *((int *)(((u_char *)data)+ mISDNUSER_HEAD_SIZE));
|
|
printisdn(" l3id changes to 0x%x\n", p_m_d_l3id);
|
|
}
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) setup confirm (l3id=0x%x)\n", p_name, p_m_d_l3id);
|
|
break;
|
|
|
|
case CC_INFORMATION | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) information\n", p_name);
|
|
information_ind(prim, dinfo, data);
|
|
break;
|
|
|
|
case CC_SETUP_ACKNOWLEDGE | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) setup acknowledge\n", p_name);
|
|
if (p_state != PORT_STATE_OUT_SETUP)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) received setup_acknowledge, but we are not in outgoing setup state, IGNORING.\n", p_name);
|
|
break;
|
|
}
|
|
setup_acknowledge_ind(prim, dinfo, data);
|
|
break;
|
|
|
|
case CC_PROCEEDING | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) proceeding\n", p_name);
|
|
if (p_state != PORT_STATE_OUT_SETUP
|
|
&& p_state != PORT_STATE_OUT_OVERLAP)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) received proceeding, but we are not in outgoing setup OR overlap state, IGNORING.\n", p_name);
|
|
break;
|
|
}
|
|
proceeding_ind(prim, dinfo, data);
|
|
break;
|
|
|
|
case CC_ALERTING | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) alerting\n", p_name);
|
|
if (p_state != PORT_STATE_OUT_SETUP
|
|
&& p_state != PORT_STATE_OUT_OVERLAP
|
|
&& p_state != PORT_STATE_OUT_PROCEEDING)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) received alerting, but we are not in outgoing setup OR overlap OR proceeding state, IGNORING.\n", p_name);
|
|
break;
|
|
}
|
|
alerting_ind(prim, dinfo, data);
|
|
break;
|
|
|
|
case CC_CONNECT | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) connect\n", p_name);
|
|
if (p_state != PORT_STATE_OUT_SETUP
|
|
&& p_state != PORT_STATE_OUT_OVERLAP
|
|
&& p_state != PORT_STATE_OUT_PROCEEDING
|
|
&& p_state != PORT_STATE_OUT_ALERTING)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) received alerting, but we are not in outgoing setup OR overlap OR proceeding OR ALERTING state, IGNORING.\n", p_name);
|
|
break;
|
|
}
|
|
connect_ind(prim, dinfo, data);
|
|
if (p_m_d_notify_pending)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "received or connect, so we send pending notify message.\n");
|
|
message_notify(ACTIVE_EPOINT(p_epointlist), p_m_d_notify_pending->type, &p_m_d_notify_pending->param);
|
|
message_free(p_m_d_notify_pending);
|
|
p_m_d_notify_pending = NULL;
|
|
}
|
|
break;
|
|
|
|
case CC_CONNECT_ACKNOWLEDGE | INDICATION:
|
|
case CC_CONNECT | CONFIRM:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) connect_acknowlege.\n", p_name);
|
|
if (p_state == PORT_STATE_CONNECT_WAITING)
|
|
new_state(PORT_STATE_CONNECT);
|
|
if (p_m_d_notify_pending)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "received or connect-ack, so we send pending notify message.\n");
|
|
message_notify(ACTIVE_EPOINT(p_epointlist), p_m_d_notify_pending->type, &p_m_d_notify_pending->param);
|
|
message_free(p_m_d_notify_pending);
|
|
p_m_d_notify_pending = NULL;
|
|
}
|
|
break;
|
|
|
|
case CC_DISCONNECT | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) disconnect\n", p_name);
|
|
disconnect_ind(prim, dinfo, data);
|
|
break;
|
|
|
|
case CC_RELEASE | CONFIRM:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) release confirm\n", p_name);
|
|
case CC_RELEASE | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) release\n", p_name);
|
|
release_ind(prim, dinfo, data);
|
|
break;
|
|
|
|
case CC_RELEASE_COMPLETE | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) release_complete.\n", p_name);
|
|
release_complete_ind(prim, dinfo, data);
|
|
break;
|
|
|
|
case CC_RELEASE_COMPLETE | CONFIRM:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) release_complete (confirm).\n", p_name);
|
|
break;
|
|
|
|
case CC_NOTIFY | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) notify\n", p_name);
|
|
notify_ind(prim, dinfo, data);
|
|
break;
|
|
|
|
case CC_HOLD | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) hold\n", p_name);
|
|
hold_ind(prim, dinfo, data);
|
|
break;
|
|
|
|
case CC_RETRIEVE | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) retrieve\n", p_name);
|
|
retrieve_ind(prim, dinfo, data);
|
|
break;
|
|
|
|
case CC_SUSPEND | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) suspend\n", p_name);
|
|
suspend_ind(prim, dinfo, data);
|
|
break;
|
|
|
|
case CC_RESUME | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) resume\n", p_name);
|
|
resume_ind(prim, dinfo, data);
|
|
break;
|
|
|
|
case CC_FACILITY | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) facility\n", p_name);
|
|
facility_ind(prim, dinfo, data);
|
|
break;
|
|
|
|
case CC_RELEASE_CR | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) call ref is released (l3id=0x%x)\n", p_name, p_m_d_l3id);
|
|
printisdn(" process 0x%x released\n", p_m_d_l3id);
|
|
if (p_m_d_ntmode)
|
|
{
|
|
if ((p_m_d_l3id&0xff00) == 0xff00)
|
|
{
|
|
p_m_mISDNport->procids[p_m_d_l3id&0xff] = 0;
|
|
printisdn(" procid 0x%x freed\n", p_m_d_l3id&0xff);
|
|
}
|
|
}
|
|
p_m_d_l3id = 0;
|
|
p_m_delete = 1;
|
|
/* sending release to endpoint in case we still have an endpoint
|
|
* NOTE: this only happens if the stack releases due to layer1
|
|
* or layer2 breakdown. otherwhise a release is received first.
|
|
*/
|
|
while(p_epointlist)
|
|
{
|
|
struct message *message;
|
|
message = message_create(p_serial, p_epointlist->epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = (p_m_d_collect_cause!=CAUSE_NOUSER)?p_m_d_collect_cause:CAUSE_UNSPECIFIED;
|
|
message->param.disconnectinfo.location = (p_m_d_collect_cause!=CAUSE_NOUSER)?p_m_d_collect_location:LOCATION_PRIVATE_LOCAL;
|
|
message_put(message);
|
|
/* remove epoint */
|
|
free_epointlist(p_epointlist);
|
|
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) release due to breakdown of l3-process.\n", p_name);
|
|
new_state(PORT_STATE_RELEASE);
|
|
}
|
|
break;
|
|
|
|
case CC_NEW_CR | INDICATION:
|
|
if (p_m_d_ntmode)
|
|
{
|
|
new_l3id = *((int *)(((u_char *)data+mISDNUSER_HEAD_SIZE)));
|
|
printisdn(" process 0x%x received\n", new_l3id);
|
|
if (((new_l3id&0xff00)!=0xff00) && ((p_m_d_l3id&0xff00)==0xff00))
|
|
{
|
|
p_m_mISDNport->procids[p_m_d_l3id&0xff] = 0;
|
|
printisdn(" procid 0x%x freed\n", p_m_d_l3id&0xff);
|
|
}
|
|
} else
|
|
{
|
|
new_l3id = dinfo;
|
|
printisdn(" process 0x%x received\n", new_l3id);
|
|
}
|
|
p_m_d_l3id = new_l3id;
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) call ref is created (l3id=0x%x)\n", p_name, p_m_d_l3id);
|
|
break;
|
|
|
|
default:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) unhandled prim: 0x%x\n", p_name, prim);
|
|
}
|
|
}
|
|
|
|
void Pdss1::new_state(int state)
|
|
{
|
|
class Endpoint *epoint;
|
|
|
|
/* set timeout */
|
|
epoint = find_epoint_id(ACTIVE_EPOINT(p_epointlist));
|
|
if (epoint && p_m_d_ntmode)
|
|
{
|
|
if (state == PORT_STATE_IN_OVERLAP)
|
|
{
|
|
p_m_timeout = p_settings.tout_dialing;
|
|
time(&p_m_timer);
|
|
}
|
|
if (state != p_state)
|
|
{
|
|
#if 0
|
|
if (state == PORT_STATE_OUT_SETUP
|
|
|| state == PORT_STATE_OUT_OVERLAP)
|
|
{
|
|
p_m_timeout = 8;
|
|
time(&p_m_timer);
|
|
}
|
|
#endif
|
|
if (state == PORT_STATE_IN_SETUP
|
|
|| state == PORT_STATE_IN_OVERLAP)
|
|
{
|
|
p_m_timeout = p_settings.tout_setup;
|
|
time(&p_m_timer);
|
|
}
|
|
if (state == PORT_STATE_IN_PROCEEDING
|
|
|| state == PORT_STATE_OUT_PROCEEDING)
|
|
{
|
|
p_m_timeout = p_settings.tout_proceeding;
|
|
time(&p_m_timer);
|
|
}
|
|
if (state == PORT_STATE_IN_ALERTING
|
|
|| state == PORT_STATE_OUT_ALERTING)
|
|
{
|
|
p_m_timeout = p_settings.tout_alerting;
|
|
time(&p_m_timer);
|
|
}
|
|
if (state == PORT_STATE_CONNECT
|
|
|| state == PORT_STATE_CONNECT_WAITING)
|
|
{
|
|
p_m_timeout = 0;
|
|
}
|
|
if (state == PORT_STATE_IN_DISCONNECT
|
|
|| state == PORT_STATE_OUT_DISCONNECT)
|
|
{
|
|
p_m_timeout = p_settings.tout_disconnect;
|
|
time(&p_m_timer);
|
|
}
|
|
}
|
|
}
|
|
|
|
Port::new_state(state);
|
|
}
|
|
|
|
|
|
/*
|
|
* handler
|
|
*/
|
|
int Pdss1::handler(void)
|
|
{
|
|
int ret;
|
|
|
|
if ((ret = Port::handler()))
|
|
return(ret);
|
|
|
|
/* handle destruction */
|
|
if (p_m_delete && p_m_d_l3id==0)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) doing pending release.\n", p_name);
|
|
delete this;
|
|
return(-1);
|
|
}
|
|
|
|
return(0);
|
|
}
|
|
|
|
|
|
/*
|
|
* handles all messages from endpoint
|
|
*/
|
|
/* MESSAGE_INFORMATION */
|
|
void Pdss1::message_information(unsigned long epoint_id, int message_id, union parameter *param)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
INFORMATION_t *information;
|
|
msg_t *dmsg;
|
|
|
|
if (param->information.number[0]) /* only if we have something to dial */
|
|
{
|
|
dmsg = create_l3msg(CC_INFORMATION | REQUEST, MT_INFORMATION, p_m_d_l3id, sizeof(INFORMATION_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_INFORMATION | REQUEST, dmsg);
|
|
information = (INFORMATION_t *)(dmsg->data + headerlen);
|
|
enc_ie_called_pn(&information->CALLED_PN, dmsg, 0, 1, (unsigned char *)param->information.number);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
}
|
|
new_state(p_state);
|
|
}
|
|
|
|
|
|
int newteid = 0;
|
|
|
|
/* MESSAGE_SETUP */
|
|
void Pdss1::message_setup(unsigned long epoint_id, int message_id, union parameter *param)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
INFORMATION_t *information;
|
|
SETUP_t *setup;
|
|
msg_t *dmsg;
|
|
int plan, type, screen, present, reason;
|
|
int capability, mode, rate, coding, user, presentation, interpretation, hlc, exthlc;
|
|
int channel, exclusive;
|
|
int i;
|
|
struct epoint_list *epointlist;
|
|
|
|
/* release if port is blocked */
|
|
if (p_m_mISDNport->ifport->block)
|
|
{
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = 27; // temp. unavail.
|
|
message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
|
|
message_put(message);
|
|
new_state(PORT_STATE_RELEASE);
|
|
p_m_delete = 1;
|
|
return;
|
|
}
|
|
|
|
/* copy setup infos to port */
|
|
memcpy(&p_callerinfo, ¶m->setup.callerinfo, sizeof(p_callerinfo));
|
|
memcpy(&p_dialinginfo, ¶m->setup.dialinginfo, sizeof(p_dialinginfo));
|
|
memcpy(&p_capainfo, ¶m->setup.capainfo, sizeof(p_capainfo));
|
|
memcpy(&p_redirinfo, ¶m->setup.redirinfo, sizeof(p_redirinfo));
|
|
// SCPY(&p_m_tones_dir, param->setup.ext.tones_dir);
|
|
|
|
/* only display at connect state: this case happens if endpoint is in connected mode */
|
|
if (p_state==PORT_STATE_CONNECT)
|
|
{
|
|
if (p_type!=PORT_TYPE_DSS1_NT_OUT
|
|
&& p_type!=PORT_TYPE_DSS1_NT_IN)
|
|
return;
|
|
if (p_callerinfo.display[0])
|
|
{
|
|
/* sending information */
|
|
dmsg = create_l3msg(CC_INFORMATION | REQUEST, MT_INFORMATION, p_m_d_l3id, sizeof(INFORMATION_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_INFORMATION | REQUEST, dmsg);
|
|
information = (INFORMATION_t *)(dmsg->data + headerlen);
|
|
if (p_m_d_ntmode)
|
|
enc_ie_display(&information->DISPLAY, dmsg, (unsigned char *)p_callerinfo.display);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
return;
|
|
}
|
|
}
|
|
|
|
/* attach only if not already */
|
|
epointlist = p_epointlist;
|
|
while(epointlist)
|
|
{
|
|
if (epointlist->epoint_id == epoint_id)
|
|
break;
|
|
epointlist = epointlist->next;
|
|
}
|
|
if (!epointlist)
|
|
{
|
|
if (!(epointlist_new(epoint_id)))
|
|
{
|
|
PERROR("no memory for epointlist\n");
|
|
exit(-1);
|
|
}
|
|
}
|
|
|
|
/* get channel */
|
|
exclusive = 0;
|
|
if (p_m_b_channel)
|
|
{
|
|
channel = p_m_b_channel;
|
|
exclusive = p_m_b_exclusive;
|
|
} else
|
|
channel = CHANNEL_ANY;
|
|
/* nt-port with no channel, not reserverd */
|
|
if (!p_m_b_channel && !p_m_b_reserve && p_type==PORT_TYPE_DSS1_NT_OUT)
|
|
channel = CHANNEL_NO;
|
|
|
|
/* creating l3id */
|
|
if (p_m_d_ntmode)
|
|
{
|
|
i = 0;
|
|
while(i < 0x100)
|
|
{
|
|
if (p_m_mISDNport->procids[i] == 0)
|
|
break;
|
|
i++;
|
|
}
|
|
if (i == 0x100)
|
|
{
|
|
struct message *message;
|
|
|
|
printisdn(" no free process id\n");
|
|
PDEBUG(DEBUG_ISDN, "no more free process ID for port.\n");
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = 47;
|
|
message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
|
|
message_put(message);
|
|
new_state(PORT_STATE_RELEASE);
|
|
p_m_delete = 1;
|
|
return;
|
|
}
|
|
p_m_mISDNport->procids[i] = 1;
|
|
printisdn(" procid 0x%x allocated\n", i);
|
|
p_m_d_l3id = 0xff00 | i;
|
|
printisdn(" l3id is now 0x%x\n", p_m_d_l3id);
|
|
} else
|
|
{
|
|
iframe_t ncr;
|
|
/* if we are in te-mode, we need to create a process first */
|
|
if (newteid++ > 0x7fff)
|
|
newteid = 0x0001;
|
|
p_m_d_l3id = (entity<<16) | newteid;
|
|
/* preparing message */
|
|
ncr.prim = CC_NEW_CR | REQUEST;
|
|
ncr.addr = p_m_mISDNport->upper_id | FLG_MSG_DOWN;
|
|
ncr.dinfo = p_m_d_l3id;
|
|
ncr.len = 0;
|
|
isdn_show_send_message(CC_NEW_CR | REQUEST, NULL);
|
|
/* send message */
|
|
mISDN_write(mISDNdevice, &ncr, mISDN_HEADER_LEN+ncr.len, TIMEOUT_1SEC);
|
|
// if (!dmsg)
|
|
// goto nomem;
|
|
}
|
|
|
|
/* preparing setup message */
|
|
dmsg = create_l3msg(CC_SETUP | REQUEST, MT_SETUP, p_m_d_l3id, sizeof(SETUP_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_SETUP | REQUEST, dmsg);
|
|
setup = (SETUP_t *)(dmsg->data + headerlen);
|
|
/* channel information */
|
|
if (channel >= 0) /* it should */
|
|
{
|
|
enc_ie_channel_id(&setup->CHANNEL_ID, dmsg, exclusive, channel);
|
|
}
|
|
/* caller information */
|
|
plan = 1;
|
|
switch (p_callerinfo.ntype)
|
|
{
|
|
case INFO_NTYPE_INTERNATIONAL:
|
|
type = 0x1;
|
|
break;
|
|
case INFO_NTYPE_NATIONAL:
|
|
type = 0x2;
|
|
break;
|
|
case INFO_NTYPE_SUBSCRIBER:
|
|
type = 0x4;
|
|
break;
|
|
default: /* INFO_NTYPE_UNKNOWN */
|
|
type = 0x0;
|
|
break;
|
|
}
|
|
switch (p_callerinfo.screen)
|
|
{
|
|
case INFO_SCREEN_USER:
|
|
screen = 0;
|
|
break;
|
|
default: /* INFO_SCREEN_NETWORK */
|
|
screen = 3;
|
|
break;
|
|
}
|
|
switch (p_callerinfo.present)
|
|
{
|
|
case INFO_PRESENT_RESTRICTED:
|
|
present = 1;
|
|
break;
|
|
case INFO_PRESENT_NOTAVAIL:
|
|
present = 2;
|
|
break;
|
|
default: /* INFO_PRESENT_ALLOWED */
|
|
present = 0;
|
|
break;
|
|
}
|
|
if (type >= 0)
|
|
enc_ie_calling_pn(&setup->CALLING_PN, dmsg, type, plan, present, screen, (unsigned char *)p_callerinfo.id);
|
|
/* dialing information */
|
|
if (p_dialinginfo.number[0]) /* only if we have something to dial */
|
|
{
|
|
enc_ie_called_pn(&setup->CALLED_PN, dmsg, 0, 1, (unsigned char *)p_dialinginfo.number);
|
|
}
|
|
/* sending complete */
|
|
if (p_dialinginfo.sending_complete)
|
|
enc_ie_complete(&setup->COMPLETE, dmsg, 1);
|
|
/* sending user-user */
|
|
if (param->setup.useruser.len)
|
|
{
|
|
enc_ie_useruser(&setup->USER_USER, dmsg, param->setup.useruser.protocol, param->setup.useruser.data, param->setup.useruser.len);
|
|
}
|
|
/* redirecting number */
|
|
plan = 1;
|
|
switch (p_redirinfo.ntype)
|
|
{
|
|
case INFO_NTYPE_INTERNATIONAL:
|
|
type = 0x1;
|
|
break;
|
|
case INFO_NTYPE_NATIONAL:
|
|
type = 0x2;
|
|
break;
|
|
case INFO_NTYPE_SUBSCRIBER:
|
|
type = 0x4;
|
|
break;
|
|
default: /* INFO_NTYPE_UNKNOWN */
|
|
type = 0x0;
|
|
break;
|
|
}
|
|
switch (p_redirinfo.screen)
|
|
{
|
|
case INFO_SCREEN_USER:
|
|
screen = 0;
|
|
break;
|
|
default: /* INFO_SCREE_NETWORK */
|
|
screen = 3;
|
|
break;
|
|
}
|
|
switch (p_redirinfo.reason)
|
|
{
|
|
case INFO_REDIR_BUSY:
|
|
reason = 1;
|
|
break;
|
|
case INFO_REDIR_NORESPONSE:
|
|
reason = 2;
|
|
break;
|
|
case INFO_REDIR_UNCONDITIONAL:
|
|
reason = 15;
|
|
break;
|
|
case INFO_REDIR_CALLDEFLECT:
|
|
reason = 10;
|
|
break;
|
|
case INFO_REDIR_OUTOFORDER:
|
|
reason = 9;
|
|
break;
|
|
default: /* INFO_REDIR_UNKNOWN */
|
|
reason = 0;
|
|
break;
|
|
}
|
|
switch (p_redirinfo.present)
|
|
{
|
|
case INFO_PRESENT_NULL: /* no redir at all */
|
|
present = -1;
|
|
screen = -1;
|
|
reason = -1;
|
|
plan = -1;
|
|
type = -1;
|
|
break;
|
|
case INFO_PRESENT_RESTRICTED:
|
|
present = 1;
|
|
break;
|
|
case INFO_PRESENT_NOTAVAIL:
|
|
present = 2;
|
|
break;
|
|
default: /* INFO_PRESENT_ALLOWED */
|
|
present = 0;
|
|
break;
|
|
}
|
|
/* sending redirecting number only in ntmode */
|
|
if (type >= 0 && p_m_d_ntmode)
|
|
enc_ie_redir_nr(&setup->REDIR_NR, dmsg, type, plan, present, screen, reason, (unsigned char *)p_redirinfo.id);
|
|
/* bearer capability */
|
|
//printf("hlc=%d\n",p_capainfo.hlc);
|
|
coding = 0;
|
|
capability = p_capainfo.bearer_capa;
|
|
mode = p_capainfo.bearer_mode;
|
|
rate = (mode==INFO_BMODE_CIRCUIT)?0x10:0x00;
|
|
switch (p_capainfo.bearer_info1)
|
|
{
|
|
case INFO_INFO1_NONE:
|
|
user = -1;
|
|
break;
|
|
default:
|
|
user = p_capainfo.bearer_info1 & 0x7f;
|
|
break;
|
|
}
|
|
enc_ie_bearer(&setup->BEARER, dmsg, coding, capability, mode, rate, -1, user);
|
|
/* hlc */
|
|
if (p_capainfo.hlc)
|
|
{
|
|
coding = 0;
|
|
interpretation = 4;
|
|
presentation = 1;
|
|
hlc = p_capainfo.hlc & 0x7f;
|
|
exthlc = -1;
|
|
if (p_capainfo.exthlc)
|
|
exthlc = p_capainfo.exthlc & 0x7f;
|
|
enc_ie_hlc(&setup->HLC, dmsg, coding, interpretation, presentation, hlc, exthlc);
|
|
}
|
|
|
|
/* display */
|
|
if (p_callerinfo.display[0] && p_m_d_ntmode)
|
|
enc_ie_display(&setup->DISPLAY, dmsg, (unsigned char *)p_callerinfo.display);
|
|
#ifdef CENTREX
|
|
/* nt-mode: CNIP (calling name identification presentation) */
|
|
if (p_callerinfo.name[0] && p_m_d_ntmode)
|
|
enc_facility_centrex(&setup->FACILITY, dmsg, (unsigned char *)p_callerinfo.name, 1);
|
|
#endif
|
|
|
|
/* send setup message now */
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
|
|
new_state(PORT_STATE_OUT_SETUP);
|
|
}
|
|
|
|
/* MESSAGE_FACILITY */
|
|
void Pdss1::message_facility(unsigned long epoint_id, int message_id, union parameter *param)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
FACILITY_t *facility;
|
|
msg_t *dmsg;
|
|
|
|
/* facility will not be sent to external lines */
|
|
if (!p_m_d_ntmode)
|
|
return;
|
|
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) sending facility message\n", p_name);
|
|
|
|
/* sending facility */
|
|
dmsg = create_l3msg(CC_FACILITY | REQUEST, MT_FACILITY, p_m_d_l3id, sizeof(FACILITY_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_FACILITY | REQUEST, dmsg);
|
|
facility = (FACILITY_t *)(dmsg->data + headerlen);
|
|
enc_ie_facility(&facility->FACILITY, dmsg, (unsigned char *)param->facilityinfo.data, param->facilityinfo.len);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
}
|
|
|
|
/* MESSAGE_NOTIFY */
|
|
void Pdss1::message_notify(unsigned long epoint_id, int message_id, union parameter *param)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
INFORMATION_t *information;
|
|
NOTIFY_t *notification;
|
|
int notify;
|
|
int plan, type = -1, present;
|
|
msg_t *dmsg;
|
|
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) sending information message\n", p_name);
|
|
if (param->notifyinfo.notify>INFO_NOTIFY_NONE)
|
|
notify = param->notifyinfo.notify & 0x7f;
|
|
else
|
|
notify = -1;
|
|
if (p_state != PORT_STATE_CONNECT)
|
|
{
|
|
/* notify only allowed in active state */
|
|
notify = -1;
|
|
}
|
|
if (notify >= 0)
|
|
{
|
|
plan = 1;
|
|
switch (param->notifyinfo.ntype)
|
|
{
|
|
case INFO_NTYPE_INTERNATIONAL:
|
|
type = 1;
|
|
break;
|
|
case INFO_NTYPE_NATIONAL:
|
|
type = 2;
|
|
break;
|
|
case INFO_NTYPE_SUBSCRIBER:
|
|
type = 4;
|
|
break;
|
|
default: /* INFO_NTYPE_UNKNOWN */
|
|
type = 0;
|
|
break;
|
|
}
|
|
switch (param->notifyinfo.present)
|
|
{
|
|
case INFO_PRESENT_NULL: /* no redir at all */
|
|
present = -1;
|
|
plan = -1;
|
|
type = -1;
|
|
break;
|
|
case INFO_PRESENT_RESTRICTED:
|
|
present = 1;
|
|
break;
|
|
case INFO_PRESENT_NOTAVAIL:
|
|
present = 2;
|
|
break;
|
|
default: /* INFO_PRESENT_ALLOWED */
|
|
present = 0;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (notify<0 && !param->notifyinfo.display[0])
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) nothing to notify, nothing to display\n", p_name);
|
|
return;
|
|
}
|
|
|
|
if (notify >= 0)
|
|
{
|
|
if (p_state!=PORT_STATE_CONNECT)
|
|
{
|
|
/* queue notification */
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) queueing notification because isdn port is not active state.\n", p_name);
|
|
if (p_m_d_notify_pending)
|
|
message_free(p_m_d_notify_pending);
|
|
p_m_d_notify_pending = message_create(ACTIVE_EPOINT(p_epointlist), p_serial, EPOINT_TO_PORT, message_id);
|
|
memcpy(&p_m_d_notify_pending->param, param, sizeof(union parameter));
|
|
} else
|
|
{
|
|
/* sending notification */
|
|
dmsg = create_l3msg(CC_NOTIFY | REQUEST, MT_NOTIFY, p_m_d_l3id, sizeof(NOTIFY_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_NOTIFY | REQUEST, dmsg);
|
|
notification = (NOTIFY_t *)(dmsg->data + headerlen);
|
|
enc_ie_notify(¬ification->NOTIFY, dmsg, notify);
|
|
/* sending redirection number only in ntmode */
|
|
if (type >= 0 && p_m_d_ntmode)
|
|
enc_ie_redir_dn(¬ification->REDIR_DN, dmsg, type, plan, present, (unsigned char *)param->notifyinfo.id);
|
|
if (param->notifyinfo.display[0] && p_m_d_ntmode)
|
|
enc_ie_display(¬ification->DISPLAY, dmsg, (unsigned char *)param->notifyinfo.display);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
}
|
|
} else if (p_m_d_ntmode)
|
|
{
|
|
/* sending information */
|
|
dmsg = create_l3msg(CC_INFORMATION | REQUEST, MT_INFORMATION, p_m_d_l3id, sizeof(INFORMATION_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_INFORMATION | REQUEST, dmsg);
|
|
information = (INFORMATION_t *)(dmsg->data + headerlen);
|
|
enc_ie_display(&information->DISPLAY, dmsg, (unsigned char *)param->notifyinfo.display);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
}
|
|
}
|
|
|
|
/* MESSAGE_OVERLAP */
|
|
void Pdss1::message_overlap(unsigned long epoint_id, int message_id, union parameter *param)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
SETUP_ACKNOWLEDGE_t *setup_acknowledge;
|
|
msg_t *dmsg;
|
|
|
|
/* sending setup_acknowledge */
|
|
dmsg = create_l3msg(CC_SETUP_ACKNOWLEDGE | REQUEST, MT_SETUP_ACKNOWLEDGE, p_m_d_l3id, sizeof(SETUP_ACKNOWLEDGE_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_SETUP_ACKNOWLEDGE | REQUEST, dmsg);
|
|
setup_acknowledge = (SETUP_ACKNOWLEDGE_t *)(dmsg->data + headerlen);
|
|
/* channel information */
|
|
if (p_state == PORT_STATE_IN_SETUP)
|
|
enc_ie_channel_id(&setup_acknowledge->CHANNEL_ID, dmsg, 1, p_m_b_channel);
|
|
/* progress information */
|
|
if (p_capainfo.bearer_capa==INFO_BC_SPEECH
|
|
|| p_capainfo.bearer_capa==INFO_BC_AUDIO
|
|
|| p_capainfo.bearer_capa==INFO_BC_DATAUNRESTRICTED_TONES)
|
|
if (p_m_mISDNport->is_tones)
|
|
enc_ie_progress(&setup_acknowledge->PROGRESS, dmsg, 0, p_m_d_ntmode?1:5, 8);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
|
|
new_state(PORT_STATE_IN_OVERLAP);
|
|
}
|
|
|
|
/* MESSAGE_PROCEEDING */
|
|
void Pdss1::message_proceeding(unsigned long epoint_id, int message_id, union parameter *param)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
CALL_PROCEEDING_t *proceeding;
|
|
msg_t *dmsg;
|
|
|
|
/* sending proceeding */
|
|
dmsg = create_l3msg(CC_PROCEEDING | REQUEST, MT_CALL_PROCEEDING, p_m_d_l3id, sizeof(CALL_PROCEEDING_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_PROCEEDING | REQUEST, dmsg);
|
|
proceeding = (CALL_PROCEEDING_t *)(dmsg->data + headerlen);
|
|
/* channel information */
|
|
if (p_state == PORT_STATE_IN_SETUP)
|
|
enc_ie_channel_id(&proceeding->CHANNEL_ID, dmsg, 1, p_m_b_channel);
|
|
/* progress information */
|
|
if (p_capainfo.bearer_capa==INFO_BC_SPEECH
|
|
|| p_capainfo.bearer_capa==INFO_BC_AUDIO
|
|
|| p_capainfo.bearer_capa==INFO_BC_DATAUNRESTRICTED_TONES)
|
|
if (p_m_mISDNport->is_tones)
|
|
enc_ie_progress(&proceeding->PROGRESS, dmsg, 0, p_m_d_ntmode?1:5, 8);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
|
|
new_state(PORT_STATE_IN_PROCEEDING);
|
|
}
|
|
|
|
/* MESSAGE_ALERTING */
|
|
void Pdss1::message_alerting(unsigned long epoint_id, int message_id, union parameter *param)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
ALERTING_t *alerting;
|
|
msg_t *dmsg;
|
|
|
|
/* NT-MODE in setup state we must send PROCEEDING first */
|
|
if (p_m_d_ntmode && p_state==PORT_STATE_IN_SETUP)
|
|
{
|
|
CALL_PROCEEDING_t *proceeding;
|
|
|
|
/* sending proceeding */
|
|
dmsg = create_l3msg(CC_PROCEEDING | REQUEST, MT_CALL_PROCEEDING, p_m_d_l3id, sizeof(CALL_PROCEEDING_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_PROCEEDING | REQUEST, dmsg);
|
|
proceeding = (CALL_PROCEEDING_t *)(dmsg->data + headerlen);
|
|
/* channel information */
|
|
enc_ie_channel_id(&proceeding->CHANNEL_ID, dmsg, 1, p_m_b_channel);
|
|
/* progress information */
|
|
if (p_capainfo.bearer_capa==INFO_BC_SPEECH
|
|
|| p_capainfo.bearer_capa==INFO_BC_AUDIO
|
|
|| p_capainfo.bearer_capa==INFO_BC_DATAUNRESTRICTED_TONES)
|
|
enc_ie_progress(&proceeding->PROGRESS, dmsg, 0, p_m_d_ntmode?1:5, 8);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
new_state(PORT_STATE_IN_PROCEEDING);
|
|
}
|
|
|
|
/* sending alerting */
|
|
dmsg = create_l3msg(CC_ALERTING | REQUEST, MT_ALERTING, p_m_d_l3id, sizeof(ALERTING_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_ALERTING | REQUEST, dmsg);
|
|
alerting = (ALERTING_t *)(dmsg->data + headerlen);
|
|
/* channel information */
|
|
if (p_state == PORT_STATE_IN_SETUP)
|
|
enc_ie_channel_id(&alerting->CHANNEL_ID, dmsg, 1, p_m_b_channel);
|
|
/* progress information */
|
|
if (p_capainfo.bearer_capa==INFO_BC_SPEECH
|
|
|| p_capainfo.bearer_capa==INFO_BC_AUDIO
|
|
|| p_capainfo.bearer_capa==INFO_BC_DATAUNRESTRICTED_TONES)
|
|
if (p_m_mISDNport->is_tones)
|
|
enc_ie_progress(&alerting->PROGRESS, dmsg, 0, p_m_d_ntmode?1:5, 8);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
|
|
new_state(PORT_STATE_IN_ALERTING);
|
|
}
|
|
|
|
/* MESSAGE_CONNECT */
|
|
void Pdss1::message_connect(unsigned long epoint_id, int message_id, union parameter *param)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
INFORMATION_t *information;
|
|
CONNECT_t *connect;
|
|
int type, plan, present, screen;
|
|
msg_t *dmsg;
|
|
class Endpoint *epoint;
|
|
|
|
/* NT-MODE in setup state we must send PROCEEDING first */
|
|
if (p_m_d_ntmode && p_state==PORT_STATE_IN_SETUP)
|
|
{
|
|
CALL_PROCEEDING_t *proceeding;
|
|
|
|
/* sending proceeding */
|
|
dmsg = create_l3msg(CC_PROCEEDING | REQUEST, MT_CALL_PROCEEDING, p_m_d_l3id, sizeof(CALL_PROCEEDING_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_PROCEEDING | REQUEST, dmsg);
|
|
proceeding = (CALL_PROCEEDING_t *)(dmsg->data + headerlen);
|
|
/* channel information */
|
|
enc_ie_channel_id(&proceeding->CHANNEL_ID, dmsg, 1, p_m_b_channel);
|
|
// /* progress information */
|
|
// if (p_capainfo.bearer_capa==INFO_BC_SPEECH
|
|
// || p_capainfo.bearer_capa==INFO_BC_AUDIO
|
|
// || p_capainfo.bearer_capa==INFO_BC_DATAUNRESTRICTED_TONES)
|
|
// enc_ie_progress(&proceeding->PROGRESS, dmsg, 0, p_m_d_ntmode?1:5, 8);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
new_state(PORT_STATE_IN_PROCEEDING);
|
|
}
|
|
|
|
/* copy connected information */
|
|
memcpy(&p_connectinfo, ¶m->connectinfo, sizeof(p_connectinfo));
|
|
|
|
/* only display at connect state */
|
|
if (p_state == PORT_STATE_CONNECT)
|
|
if (p_connectinfo.display[0])
|
|
{
|
|
/* sending information */
|
|
dmsg = create_l3msg(CC_INFORMATION | REQUEST, MT_INFORMATION, p_m_d_l3id, sizeof(INFORMATION_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_INFORMATION | REQUEST, dmsg);
|
|
information = (INFORMATION_t *)(dmsg->data + headerlen);
|
|
if (p_m_d_ntmode)
|
|
enc_ie_display(&information->DISPLAY, dmsg, (unsigned char *)p_connectinfo.display);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
return;
|
|
}
|
|
|
|
if (p_state!=PORT_STATE_IN_SETUP && p_state!=PORT_STATE_IN_OVERLAP && p_state!=PORT_STATE_IN_PROCEEDING && p_state!=PORT_STATE_IN_ALERTING)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) connect command only possible in setup, proceeding or alerting state.\n", p_name);
|
|
return;
|
|
}
|
|
|
|
/* preparing connect message */
|
|
dmsg = create_l3msg(CC_CONNECT | REQUEST, MT_CONNECT, p_m_d_l3id, sizeof(CONNECT_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_CONNECT | REQUEST, dmsg);
|
|
connect = (CONNECT_t *)(dmsg->data + headerlen);
|
|
/* connect information */
|
|
plan = 1;
|
|
switch (p_connectinfo.ntype)
|
|
{
|
|
case INFO_NTYPE_INTERNATIONAL:
|
|
type = 0x1;
|
|
break;
|
|
case INFO_NTYPE_NATIONAL:
|
|
type = 0x2;
|
|
break;
|
|
case INFO_NTYPE_SUBSCRIBER:
|
|
type = 0x4;
|
|
break;
|
|
default: /* INFO_NTYPE_UNKNOWN */
|
|
type = 0x0;
|
|
break;
|
|
}
|
|
switch (param->connectinfo.screen)
|
|
{
|
|
case INFO_SCREEN_USER:
|
|
screen = 0;
|
|
break;
|
|
default: /* INFO_SCREE_NETWORK */
|
|
screen = 3;
|
|
break;
|
|
}
|
|
switch (p_connectinfo.present)
|
|
{
|
|
case INFO_PRESENT_NULL: /* no colp at all */
|
|
present = -1;
|
|
screen = -1;
|
|
plan = -1;
|
|
type = -1;
|
|
break;
|
|
case INFO_PRESENT_RESTRICTED:
|
|
present = 1;
|
|
break;
|
|
case INFO_PRESENT_NOTAVAIL:
|
|
present = 2;
|
|
break;
|
|
default: /* INFO_PRESENT_ALLOWED */
|
|
present = 0;
|
|
break;
|
|
}
|
|
if (type >= 0)
|
|
enc_ie_connected_pn(&connect->CONNECT_PN, dmsg, type, plan, present, screen, (unsigned char *)p_connectinfo.id);
|
|
/* display */
|
|
if (p_connectinfo.display[0] && p_m_d_ntmode)
|
|
enc_ie_display(&connect->DISPLAY, dmsg, (unsigned char *)p_connectinfo.display);
|
|
#ifdef CENTREX
|
|
/* nt-mode: CONP (connected name identification presentation) */
|
|
if (p_connectinfo.name[0] && p_m_d_ntmode)
|
|
enc_facility_centrex(&connect->FACILITY, dmsg, (unsigned char *)p_connectinfo.name, 0);
|
|
#endif
|
|
/* date & time */
|
|
if (p_m_d_ntmode)
|
|
{
|
|
epoint = find_epoint_id(epoint_id);
|
|
enc_ie_date(&connect->DATE, dmsg, now, p_settings.no_seconds);
|
|
}
|
|
/* finally send message */
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
|
|
if (p_m_d_ntmode)
|
|
new_state(PORT_STATE_CONNECT);
|
|
else
|
|
new_state(PORT_STATE_CONNECT_WAITING);
|
|
set_tone("", NULL);
|
|
}
|
|
|
|
/* MESSAGE_DISCONNECT */
|
|
void Pdss1::message_disconnect(unsigned long epoint_id, int message_id, union parameter *param)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
DISCONNECT_t *disconnect;
|
|
RELEASE_COMPLETE_t *release_complete;
|
|
msg_t *dmsg;
|
|
struct message *message;
|
|
char *p = NULL;
|
|
|
|
/* we reject during incoming setup when we have no tones. also if we are in outgoing setup state */
|
|
if ((p_state==PORT_STATE_IN_SETUP && !p_m_mISDNport->is_tones)
|
|
|| p_state==PORT_STATE_OUT_SETUP)
|
|
{
|
|
/* sending release to endpoint */
|
|
while(p_epointlist)
|
|
{
|
|
message = message_create(p_serial, p_epointlist->epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = 16;
|
|
message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
|
|
message_put(message);
|
|
/* remove epoint */
|
|
free_epointlist(p_epointlist);
|
|
}
|
|
/* sending release */
|
|
dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST, MT_RELEASE_COMPLETE, p_m_d_l3id, sizeof(RELEASE_COMPLETE_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_RELEASE_COMPLETE | REQUEST, dmsg);
|
|
release_complete = (RELEASE_COMPLETE_t *)(dmsg->data + headerlen);
|
|
/* send cause */
|
|
enc_ie_cause(&release_complete->CAUSE, dmsg, (p_m_d_ntmode && param->disconnectinfo.location==LOCATION_PRIVATE_LOCAL)?LOCATION_PRIVATE_LOCAL:param->disconnectinfo.location, param->disconnectinfo.cause);
|
|
new_state(PORT_STATE_RELEASE);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
p_m_delete = 1;
|
|
return;
|
|
}
|
|
|
|
/* NT-MODE in setup state we must send PROCEEDING first */
|
|
if (p_state==PORT_STATE_IN_SETUP)
|
|
{
|
|
CALL_PROCEEDING_t *proceeding;
|
|
|
|
/* sending proceeding */
|
|
dmsg = create_l3msg(CC_PROCEEDING | REQUEST, MT_CALL_PROCEEDING, p_m_d_l3id, sizeof(CALL_PROCEEDING_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_PROCEEDING | REQUEST, dmsg);
|
|
proceeding = (CALL_PROCEEDING_t *)(dmsg->data + headerlen);
|
|
/* channel information */
|
|
enc_ie_channel_id(&proceeding->CHANNEL_ID, dmsg, 1, p_m_b_channel);
|
|
/* progress information */
|
|
if (p_capainfo.bearer_capa==INFO_BC_SPEECH
|
|
|| p_capainfo.bearer_capa==INFO_BC_AUDIO
|
|
|| p_capainfo.bearer_capa==INFO_BC_DATAUNRESTRICTED_TONES)
|
|
enc_ie_progress(&proceeding->PROGRESS, dmsg, 0, p_m_d_ntmode?1:5, 8);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
new_state(PORT_STATE_IN_PROCEEDING);
|
|
}
|
|
|
|
/* sending disconnect */
|
|
dmsg = create_l3msg(CC_DISCONNECT | REQUEST, MT_DISCONNECT, p_m_d_l3id, sizeof(DISCONNECT_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_DISCONNECT | REQUEST, dmsg);
|
|
disconnect = (DISCONNECT_t *)(dmsg->data + headerlen);
|
|
/* progress information */
|
|
if (p_capainfo.bearer_capa==INFO_BC_SPEECH
|
|
|| p_capainfo.bearer_capa==INFO_BC_AUDIO
|
|
|| p_capainfo.bearer_capa==INFO_BC_DATAUNRESTRICTED_TONES)
|
|
if (p_m_mISDNport->is_tones)
|
|
enc_ie_progress(&disconnect->PROGRESS, dmsg, 0, p_m_d_ntmode?1:5, 8);
|
|
/* send cause */
|
|
enc_ie_cause(&disconnect->CAUSE, dmsg, (p_m_d_ntmode && param->disconnectinfo.location==LOCATION_PRIVATE_LOCAL)?LOCATION_PRIVATE_LOCAL:param->disconnectinfo.location, param->disconnectinfo.cause);
|
|
/* send display */
|
|
if (param->disconnectinfo.display[0])
|
|
p = param->disconnectinfo.display;
|
|
if (p) if (*p && p_m_d_ntmode)
|
|
enc_ie_display(&disconnect->DISPLAY, dmsg, (unsigned char *)p);
|
|
new_state(PORT_STATE_OUT_DISCONNECT);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
}
|
|
|
|
/* MESSAGE_RELEASE */
|
|
void Pdss1::message_release(unsigned long epoint_id, int message_id, union parameter *param)
|
|
{
|
|
int headerlen = (p_m_d_ntmode)?mISDNUSER_HEAD_SIZE:mISDN_HEADER_LEN;
|
|
RELEASE_t *release;
|
|
RELEASE_COMPLETE_t *release_complete;
|
|
DISCONNECT_t *disconnect;
|
|
msg_t *dmsg;
|
|
class Endpoint *epoint;
|
|
char *p = NULL;
|
|
|
|
/* if we have incoming disconnected, we may release */
|
|
if (p_state==PORT_STATE_IN_DISCONNECT
|
|
|| p_state==PORT_STATE_OUT_DISCONNECT)
|
|
{
|
|
/* sending release */
|
|
dmsg = create_l3msg(CC_RELEASE | REQUEST, MT_RELEASE, p_m_d_l3id, sizeof(RELEASE_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_RELEASE | REQUEST, dmsg);
|
|
release = (RELEASE_t *)(dmsg->data + headerlen);
|
|
/* send cause */
|
|
enc_ie_cause(&release->CAUSE, dmsg, (p_m_d_ntmode && param->disconnectinfo.location==LOCATION_PRIVATE_LOCAL)?LOCATION_PRIVATE_LOCAL:param->disconnectinfo.location, param->disconnectinfo.cause);
|
|
new_state(PORT_STATE_RELEASE);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
/* remove epoint */
|
|
remove_endpoint:
|
|
free_epointid(epoint_id);
|
|
if (p_m_d_ntmode)
|
|
{
|
|
if ((p_m_d_l3id&0xff00) == 0xff00)
|
|
{
|
|
p_m_mISDNport->procids[p_m_d_l3id&0xff] = 0;
|
|
printisdn(" procid 0x%x freed\n", p_m_d_l3id&0xff);
|
|
}
|
|
}
|
|
p_m_d_l3id = 0;
|
|
p_m_delete = 1;
|
|
return;
|
|
}
|
|
/* if we are on outgoing/incoming call setup, we may release complete */
|
|
if (p_state==PORT_STATE_OUT_SETUP
|
|
|| p_state==PORT_STATE_IN_SETUP
|
|
// NOTE: a bug in mISDNuser (see disconnect_req_out !!!)
|
|
|| p_state==PORT_STATE_OUT_PROCEEDING)
|
|
{
|
|
/* sending release */
|
|
dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST, MT_RELEASE_COMPLETE, p_m_d_l3id, sizeof(RELEASE_COMPLETE_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_RELEASE_COMPLETE | REQUEST, dmsg);
|
|
release_complete = (RELEASE_COMPLETE_t *)(dmsg->data + headerlen);
|
|
/* send cause */
|
|
enc_ie_cause(&release_complete->CAUSE, dmsg, (p_m_d_ntmode && param->disconnectinfo.location==LOCATION_PRIVATE_LOCAL)?LOCATION_PRIVATE_LOCAL:param->disconnectinfo.location, param->disconnectinfo.cause);
|
|
new_state(PORT_STATE_RELEASE);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
goto remove_endpoint;
|
|
}
|
|
|
|
/* NT-MODE in setup state we must send PROCEEDING first */
|
|
if (p_m_d_ntmode && p_state==PORT_STATE_IN_SETUP)
|
|
{
|
|
CALL_PROCEEDING_t *proceeding;
|
|
|
|
/* sending proceeding */
|
|
dmsg = create_l3msg(CC_PROCEEDING | REQUEST, MT_CALL_PROCEEDING, p_m_d_l3id, sizeof(CALL_PROCEEDING_t), p_m_d_ntmode);
|
|
proceeding = (CALL_PROCEEDING_t *)(dmsg->data + headerlen);
|
|
/* channel information */
|
|
enc_ie_channel_id(&proceeding->CHANNEL_ID, dmsg, 1, p_m_b_channel);
|
|
/* progress information */
|
|
if (p_capainfo.bearer_capa==INFO_BC_SPEECH
|
|
|| p_capainfo.bearer_capa==INFO_BC_AUDIO
|
|
|| p_capainfo.bearer_capa==INFO_BC_DATAUNRESTRICTED_TONES)
|
|
enc_ie_progress(&proceeding->PROGRESS, dmsg, 0, p_m_d_ntmode?1:5, 8);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
}
|
|
|
|
/* sending disconnect */
|
|
dmsg = create_l3msg(CC_DISCONNECT | REQUEST, MT_DISCONNECT, p_m_d_l3id, sizeof(DISCONNECT_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_DISCONNECT | REQUEST, dmsg);
|
|
disconnect = (DISCONNECT_t *)(dmsg->data + headerlen);
|
|
/* progress information */
|
|
if (p_capainfo.bearer_capa==INFO_BC_SPEECH
|
|
|| p_capainfo.bearer_capa==INFO_BC_AUDIO
|
|
|| p_capainfo.bearer_capa==INFO_BC_DATAUNRESTRICTED_TONES)
|
|
if (p_m_mISDNport->is_tones)
|
|
enc_ie_progress(&disconnect->PROGRESS, dmsg, 0, p_m_d_ntmode?1:5, 8);
|
|
/* send cause */
|
|
enc_ie_cause(&disconnect->CAUSE, dmsg, (p_m_d_ntmode && param->disconnectinfo.location==LOCATION_PRIVATE_LOCAL)?LOCATION_PRIVATE_LOCAL:param->disconnectinfo.location, param->disconnectinfo.cause);
|
|
/* send display */
|
|
epoint = find_epoint_id(epoint_id);
|
|
if (param->disconnectinfo.display[0])
|
|
p = param->disconnectinfo.display;
|
|
if (p) if (*p && p_m_d_ntmode)
|
|
enc_ie_display(&disconnect->DISPLAY, dmsg, (unsigned char *)p);
|
|
#if 0
|
|
/* sending release */
|
|
dmsg = create_l3msg(CC_RELEASE | REQUEST, MT_RELEASE, p_m_d_l3id, sizeof(RELEASE_t), p_m_d_ntmode);
|
|
isdn_show_send_message(CC_RELEASE | REQUEST, dmsg);
|
|
release = (RELEASE_t *)(dmsg->data + headerlen);
|
|
/* send cause */
|
|
enc_ie_cause(&release->CAUSE, dmsg, (p_m_d_ntmode && param->disconnectinfo.location==LOCATION_PRIVATE_LOCAL)?LOCATION_PRIVATE_LOCAL:param->disconnectinfo.location, param->disconnectinfo.cause);
|
|
#endif
|
|
new_state(PORT_STATE_RELEASE);
|
|
msg_queue_tail(&p_m_mISDNport->downqueue, dmsg);
|
|
free_epointid(epoint_id);
|
|
// p_m_delete = 1;
|
|
}
|
|
|
|
|
|
/*
|
|
* endpoint sends messages to the port
|
|
*/
|
|
int Pdss1::message_epoint(unsigned long epoint_id, int message_id, union parameter *param)
|
|
{
|
|
struct message *message;
|
|
|
|
if (PmISDN::message_epoint(epoint_id, message_id, param))
|
|
return(1);
|
|
|
|
switch(message_id)
|
|
{
|
|
case MESSAGE_INFORMATION: /* overlap dialing */
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) received dialing info '%s'.\n", p_name, param->information.number);
|
|
if (p_type==PORT_TYPE_DSS1_NT_OUT
|
|
&& p_state!=PORT_STATE_OUT_OVERLAP
|
|
&& p_state!=PORT_STATE_CONNECT
|
|
&& p_state!=PORT_STATE_OUT_DISCONNECT
|
|
&& p_state!=PORT_STATE_IN_DISCONNECT)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) (internal outgoing) ignoring information, invalid state.\n", p_name);
|
|
break;
|
|
}
|
|
if (p_type==PORT_TYPE_DSS1_TE_OUT
|
|
&& p_state!=PORT_STATE_OUT_OVERLAP
|
|
&& p_state!=PORT_STATE_OUT_PROCEEDING
|
|
&& p_state!=PORT_STATE_OUT_ALERTING
|
|
&& p_state!=PORT_STATE_CONNECT
|
|
&& p_state!=PORT_STATE_OUT_DISCONNECT
|
|
&& p_state!=PORT_STATE_IN_DISCONNECT)
|
|
{
|
|
if (options.deb & DEBUG_ISDN)
|
|
PERROR("Pdss1(%s) (external outgoing) ignoring information, invalid state.\n", p_name);
|
|
break;
|
|
}
|
|
if ((p_type==PORT_TYPE_DSS1_NT_IN || p_type==PORT_TYPE_DSS1_TE_IN)
|
|
&& p_state!=PORT_STATE_IN_OVERLAP
|
|
&& p_state!=PORT_STATE_IN_PROCEEDING
|
|
&& p_state!=PORT_STATE_IN_ALERTING
|
|
&& p_state!=PORT_STATE_CONNECT
|
|
&& p_state!=PORT_STATE_CONNECT_WAITING
|
|
&& p_state!=PORT_STATE_OUT_DISCONNECT
|
|
&& p_state!=PORT_STATE_IN_DISCONNECT)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) (incoming) ignoring information, invalid state.\n", p_name);
|
|
break;
|
|
}
|
|
message_information(epoint_id, message_id, param);
|
|
break;
|
|
|
|
case MESSAGE_SETUP: /* dial-out command received from epoint */
|
|
PDEBUG((DEBUG_ISDN | DEBUG_BCHANNEL), "Pdss1(%s) isdn port received setup from '%s' to '%s'\n", p_name, param->setup.callerinfo.id, param->setup.dialinginfo.number);
|
|
if (p_state!=PORT_STATE_IDLE
|
|
&& p_state!=PORT_STATE_CONNECT)
|
|
{
|
|
PERROR("Pdss1(%s) ignoring setup because isdn port is not in idle state (or connected for sending display info).\n", p_name);
|
|
break;
|
|
}
|
|
if (p_epointlist && p_state==PORT_STATE_IDLE)
|
|
{
|
|
PERROR("Pdss1(%s): software error: epoint pointer is set in idle state, how bad!! exitting.\n", p_name);
|
|
exit(-1);
|
|
}
|
|
/* note: pri is a special case, because links must be up for pri */
|
|
if (p_m_mISDNport->l1link || p_m_mISDNport->pri || !p_m_mISDNport->ntmode || p_state!=PORT_STATE_IDLE)
|
|
{
|
|
/* LAYER 1 is up, or we may send */
|
|
message_setup(epoint_id, message_id, param);
|
|
} else {
|
|
iframe_t act;
|
|
/* LAYER 1 id down, so we queue */
|
|
p_m_d_queue = message_create(epoint_id, p_serial, EPOINT_TO_PORT, message_id);
|
|
memcpy(&p_m_d_queue->param, param, sizeof(union parameter));
|
|
/* attach us */
|
|
if (!(epointlist_new(epoint_id)))
|
|
{
|
|
PERROR("no memory for epointlist\n");
|
|
exit(-1);
|
|
}
|
|
/* activate link */
|
|
PDEBUG(DEBUG_ISDN, "the L1 is down, we try to establish the link NT portnum=%d (%s).\n", p_m_mISDNport->portnum, p_name);
|
|
act.prim = PH_ACTIVATE | REQUEST;
|
|
act.addr = p_m_mISDNport->upper_id | FLG_MSG_DOWN;
|
|
act.dinfo = 0;
|
|
act.len = 0;
|
|
mISDN_write(mISDNdevice, &act, mISDN_HEADER_LEN+act.len, TIMEOUT_1SEC);
|
|
// /* set timeout */
|
|
// p_m_mISDNport->l1timeout = now+3;
|
|
}
|
|
break;
|
|
|
|
case MESSAGE_NOTIFY: /* display and notifications */
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) isdn port with (caller id %s) received notification: display='%s' notify=%d phone=%s\n", p_name, p_callerinfo.id, param->notifyinfo.display, param->notifyinfo.notify, param->notifyinfo.id);
|
|
message_notify(epoint_id, message_id, param);
|
|
break;
|
|
|
|
case MESSAGE_FACILITY: /* facility message */
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) isdn port with (caller id %s) received facility.\n", p_name, p_callerinfo.id);
|
|
message_facility(epoint_id, message_id, param);
|
|
break;
|
|
|
|
case MESSAGE_OVERLAP: /* more information is needed */
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) isdn port with (caller id %s) received setup acknowledge\n", p_name, p_callerinfo.id);
|
|
if (p_state!=PORT_STATE_IN_SETUP)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) ignoring setup acknowledge because isdn port is not incoming setup state.\n", p_name);
|
|
break;
|
|
}
|
|
message_overlap(epoint_id, message_id, param);
|
|
break;
|
|
|
|
case MESSAGE_PROCEEDING: /* call of endpoint is proceeding */
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) isdn port with (caller id %s) received proceeding\n", p_name, p_callerinfo.id);
|
|
if (p_state!=PORT_STATE_IN_SETUP
|
|
&& p_state!=PORT_STATE_IN_OVERLAP)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) ignoring: proceeding command not possible in current state.\n", p_name);
|
|
break;
|
|
}
|
|
message_proceeding(epoint_id, message_id, param);
|
|
break;
|
|
|
|
case MESSAGE_ALERTING: /* call of endpoint is ringing */
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) isdn port with (caller id %s) received alerting\n", p_name, p_callerinfo.id);
|
|
if (p_state!=PORT_STATE_IN_SETUP
|
|
&& p_state!=PORT_STATE_IN_OVERLAP
|
|
&& p_state!=PORT_STATE_IN_PROCEEDING)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) ignoring: alerting command not possible in current state.\n", p_name);
|
|
break;
|
|
}
|
|
message_alerting(epoint_id, message_id, param);
|
|
break;
|
|
|
|
case MESSAGE_CONNECT: /* call of endpoint is connected */
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) isdn port with (caller id %s) received connect\n", p_name, p_callerinfo.id);
|
|
if (p_state!=PORT_STATE_IN_SETUP
|
|
&& p_state!=PORT_STATE_IN_OVERLAP
|
|
&& p_state!=PORT_STATE_IN_PROCEEDING
|
|
&& p_state!=PORT_STATE_IN_ALERTING
|
|
&& !(p_state==PORT_STATE_CONNECT && p_m_d_ntmode))
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) ignoring: connect command not possible in current state.\n", p_name);
|
|
break;
|
|
}
|
|
message_connect(epoint_id, message_id, param);
|
|
break;
|
|
|
|
case MESSAGE_DISCONNECT: /* call has been disconnected */
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) isdn port with (caller id %s) received disconnect cause=%d\n", p_name, p_callerinfo.id, param->disconnectinfo.cause);
|
|
if (p_state!=PORT_STATE_IN_SETUP
|
|
&& p_state!=PORT_STATE_IN_OVERLAP
|
|
&& p_state!=PORT_STATE_IN_PROCEEDING
|
|
&& p_state!=PORT_STATE_IN_ALERTING
|
|
&& p_state!=PORT_STATE_OUT_SETUP
|
|
&& p_state!=PORT_STATE_OUT_OVERLAP
|
|
&& p_state!=PORT_STATE_OUT_PROCEEDING
|
|
&& p_state!=PORT_STATE_OUT_ALERTING
|
|
&& p_state!=PORT_STATE_CONNECT
|
|
&& p_state!=PORT_STATE_CONNECT_WAITING)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) ignoring: disconnect command not possible in current state.\n", p_name);
|
|
break;
|
|
}
|
|
message_disconnect(epoint_id, message_id, param);
|
|
break;
|
|
|
|
case MESSAGE_RELEASE: /* release isdn port */
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) isdn port with (caller id %s) received release cause=%d\n", p_name, p_callerinfo.id, param->disconnectinfo.cause);
|
|
if (p_state==PORT_STATE_RELEASE)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) ignoring: release command not possible in RELEASE state.\n", p_name);
|
|
break;
|
|
}
|
|
message_release(epoint_id, message_id, param);
|
|
break;
|
|
|
|
default:
|
|
PDEBUG(DEBUG_ISDN, "Pdss1(%s) isdn port with (caller id %s) received a wrong message: %d\n", p_name, p_callerinfo.id, message);
|
|
}
|
|
|
|
return(1);
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* data from isdn-stack (layer-3) to pbx (port class)
|
|
*/
|
|
/* NOTE: nt mode use mISDNuser_head_t as header */
|
|
int stack2manager_nt(void *dat, void *arg)
|
|
{
|
|
class Port *port;
|
|
class Pdss1 *pdss1;
|
|
manager_t *mgr = (manager_t *)dat;
|
|
msg_t *msg = (msg_t *)arg;
|
|
mISDNuser_head_t *hh;
|
|
struct mISDNport *mISDNport;
|
|
char name[32];
|
|
|
|
if (!msg || !mgr)
|
|
return(-EINVAL);
|
|
|
|
/* note: nst is the first data feld of mISDNport */
|
|
mISDNport = (struct mISDNport *)mgr->nst;
|
|
|
|
hh = (mISDNuser_head_t *)msg->data;
|
|
PDEBUG(DEBUG_ISDN, "prim(0x%x) dinfo(0x%x) msg->len(%d)\n", hh->prim, hh->dinfo, msg->len);
|
|
|
|
/* find Port object of type ISDN */
|
|
port = port_first;
|
|
while(port)
|
|
{
|
|
if (port->p_type == PORT_TYPE_DSS1_NT_IN || port->p_type == PORT_TYPE_DSS1_NT_OUT)
|
|
{
|
|
pdss1 = (class Pdss1 *)port;
|
|
//PDEBUG(DEBUG_ISDN, "comparing dinfo = 0x%x with l3id 0x%x\n", hh->dinfo, pdss1->p_m_d_l3id);
|
|
/* check out correct stack */
|
|
if (pdss1->p_m_mISDNport == mISDNport)
|
|
/* check out correct id */
|
|
if ((hh->dinfo&0xffff0000) == (pdss1->p_m_d_l3id&0xffff0000))
|
|
{
|
|
/* found port, the message belongs to */
|
|
break;
|
|
}
|
|
}
|
|
port = port->next;
|
|
}
|
|
if (port)
|
|
{
|
|
/* if process id is master process, but a child disconnects */
|
|
if ((hh->dinfo&0x0000ff00)!=0x0000ff00 && (pdss1->p_m_d_l3id&0x0000ff00)==0x0000ff00 && hh->prim==(CC_DISCONNECT|INDICATION))
|
|
{
|
|
/* send special indication for child disconnect */
|
|
pdss1->disconnect_ind_i(hh->prim, hh->dinfo, msg->data);
|
|
free_msg(msg);
|
|
return(0);
|
|
}
|
|
/* if process id and layer 3 id matches */
|
|
if (hh->dinfo == pdss1->p_m_d_l3id)
|
|
{
|
|
pdss1->message_isdn(hh->prim, hh->dinfo, msg->data);
|
|
free_msg(msg);
|
|
return(0);
|
|
}
|
|
}
|
|
|
|
/* d-message */
|
|
switch(hh->prim)
|
|
{
|
|
case MGR_SHORTSTATUS | INDICATION:
|
|
case MGR_SHORTSTATUS | CONFIRM:
|
|
switch(hh->dinfo) {
|
|
case SSTATUS_L2_ESTABLISHED:
|
|
goto ss_estab;
|
|
case SSTATUS_L2_RELEASED:
|
|
goto ss_rel;
|
|
}
|
|
break;
|
|
|
|
case DL_ESTABLISH | INDICATION:
|
|
case DL_ESTABLISH | CONFIRM:
|
|
ss_estab:
|
|
PDEBUG(DEBUG_ISDN, "establish data link (DL) NT portnum=%d TEI=%d\n", mISDNport->portnum, hh->dinfo);
|
|
if (mISDNport->ptp && hh->dinfo == 0)
|
|
{
|
|
if (mISDNport->l2establish)
|
|
{
|
|
mISDNport->l2establish = 0;
|
|
PDEBUG(DEBUG_ISDN, "the link became active before l2establish timer expiry.\n");
|
|
}
|
|
mISDNport->l2link = 1;
|
|
if (mISDNport->pri);
|
|
mISDNport->l1link = 1; /* this is a hack, we also assume L1 to be active */
|
|
}
|
|
break;
|
|
|
|
case DL_RELEASE | INDICATION:
|
|
case DL_RELEASE | CONFIRM:
|
|
ss_rel:
|
|
PDEBUG(DEBUG_ISDN, "release data link (DL) NT portnum=%d TEI=%d\n", mISDNport->portnum, hh->dinfo);
|
|
if (mISDNport->ptp && hh->dinfo == 0)
|
|
{
|
|
mISDNport->l2link = 0;
|
|
time(&mISDNport->l2establish);
|
|
PDEBUG(DEBUG_ISDN, "because we are ptp, we set a l2establish timer.\n");
|
|
}
|
|
break;
|
|
|
|
case CC_SETUP | INDICATION:
|
|
/* creating port object */
|
|
SPRINT(name, "%s-%d-in", mISDNport->ifport->interface->name, mISDNport->portnum);
|
|
if (!(pdss1 = new Pdss1(PORT_TYPE_DSS1_NT_IN, mISDNport, name, NULL, 0, 0)))
|
|
{
|
|
RELEASE_COMPLETE_t *release_complete;
|
|
msg_t *dmsg;
|
|
|
|
fprintf(stderr, "FATAL ERROR: cannot create port object.\n");
|
|
dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST, MT_RELEASE_COMPLETE, hh->dinfo, sizeof(RELEASE_COMPLETE_t), mISDNport->ntmode);
|
|
release_complete = (RELEASE_COMPLETE_t *)(dmsg->data + mISDN_HEADER_LEN);
|
|
enc_ie_cause_standalone(mISDNport->ntmode?&release_complete->CAUSE:NULL, dmsg, (mISDNport->ntmode)?LOCATION_PRIVATE_LOCAL:LOCATION_PRIVATE_REMOTE, 47);
|
|
msg_queue_tail(&mISDNport->downqueue, dmsg);
|
|
break;
|
|
}
|
|
pdss1->message_isdn(hh->prim, hh->dinfo, msg->data);
|
|
break;
|
|
|
|
case CC_RESUME | INDICATION:
|
|
/* creating port object */
|
|
SPRINT(name, "%s-%d-in", mISDNport->ifport->interface->name, mISDNport->portnum);
|
|
if (!(pdss1 = new Pdss1(PORT_TYPE_DSS1_NT_IN, mISDNport, name, NULL)))
|
|
{
|
|
SUSPEND_REJECT_t *suspend_reject;
|
|
msg_t *dmsg;
|
|
|
|
fprintf(stderr, "FATAL ERROR: cannot create port object.\n");
|
|
dmsg = create_l3msg(CC_SUSPEND_REJECT | REQUEST, MT_SUSPEND_REJECT, hh->dinfo, sizeof(SUSPEND_REJECT_t), mISDNport->ntmode);
|
|
suspend_reject = (SUSPEND_REJECT_t *)(dmsg->data + mISDN_HEADER_LEN);
|
|
enc_ie_cause_standalone(mISDNport->ntmode?&suspend_reject->CAUSE:NULL, dmsg, (mISDNport->ntmode)?1:0, 47);
|
|
msg_queue_tail(&mISDNport->downqueue, dmsg);
|
|
break;
|
|
}
|
|
pdss1->message_isdn(hh->prim, hh->dinfo, msg->data);
|
|
break;
|
|
|
|
case CC_RELEASE_CR | INDICATION:
|
|
PDEBUG(DEBUG_ISDN, "%s: unhandled message from stack: call ref released (l3id=0x%x)\n", __FUNCTION__, hh->dinfo);
|
|
break;
|
|
|
|
case CC_DISCONNECT | INDICATION:
|
|
|
|
// fall throug
|
|
default:
|
|
PDEBUG(DEBUG_ISDN, "%s: unhandled message: prim(0x%x) dinfo(0x%x) msg->len(%d)\n", __FUNCTION__, hh->prim, hh->dinfo, msg->len);
|
|
return(-EINVAL);
|
|
}
|
|
free_msg(msg);
|
|
return(0);
|
|
}
|
|
|
|
/* NOTE: te mode use iframe_t as header */
|
|
int stack2manager_te(struct mISDNport *mISDNport, msg_t *msg)
|
|
{
|
|
class Port *port;
|
|
class Pdss1 *pdss1;
|
|
iframe_t *frm;
|
|
char name[32];
|
|
|
|
if (!msg || !mISDNport)
|
|
return(-EINVAL);
|
|
frm = (iframe_t *)msg->data;
|
|
PDEBUG(DEBUG_ISDN, "prim(0x%x) dinfo(0x%x) msg->len(%d)\n", frm->prim, frm->dinfo, msg->len);
|
|
|
|
/* find Port object of type ISDN */
|
|
port = port_first;
|
|
while(port)
|
|
{
|
|
if (port->p_type == PORT_TYPE_DSS1_TE_IN || port->p_type == PORT_TYPE_DSS1_TE_OUT)
|
|
{
|
|
pdss1 = (class Pdss1 *)port;
|
|
//PDEBUG(DEBUG_ISDN, "comparing dinfo = 0x%x with l3id 0x%x\n", frm->dinfo, pdss1->p_m_d_l3id);
|
|
/* check out correct stack */
|
|
if (pdss1->p_m_mISDNport == mISDNport)
|
|
/* check out correct id */
|
|
if (frm->dinfo == pdss1->p_m_d_l3id)
|
|
{
|
|
/* found port, the message belongs to */
|
|
break;
|
|
}
|
|
}
|
|
port = port->next;
|
|
}
|
|
if (port)
|
|
{
|
|
pdss1->message_isdn(frm->prim, frm->dinfo, msg->data);
|
|
free_msg(msg);
|
|
return(0);
|
|
}
|
|
|
|
/* process new cr (before setup indication) */
|
|
//printf("prim = 0x%x, looking for 0x%x\n",frm->prim, (CC_NEW_CR | INDICATION));
|
|
if (frm->prim == (CC_NEW_CR | INDICATION))
|
|
{
|
|
|
|
/* creating port object */
|
|
SPRINT(name, "%s-%d-in", mISDNport->ifport->interface->name, mISDNport->portnum);
|
|
if (!(pdss1 = new Pdss1(PORT_TYPE_DSS1_TE_IN, mISDNport, name, NULL)))
|
|
{
|
|
RELEASE_COMPLETE_t *release_complete;
|
|
msg_t *dmsg;
|
|
|
|
fprintf(stderr, "FATAL ERROR: cannot create port object.\n");
|
|
dmsg = create_l3msg(CC_RELEASE_COMPLETE | REQUEST, MT_RELEASE_COMPLETE, frm->dinfo, sizeof(RELEASE_COMPLETE_t), mISDNport->ntmode);
|
|
release_complete = (RELEASE_COMPLETE_t *)(dmsg->data + mISDN_HEADER_LEN);
|
|
enc_ie_cause_standalone(mISDNport->ntmode?&release_complete->CAUSE:NULL, dmsg, (mISDNport->ntmode)?LOCATION_PRIVATE_LOCAL:LOCATION_PRIVATE_REMOTE, 47);
|
|
msg_queue_tail(&mISDNport->downqueue, dmsg);
|
|
free_msg(msg);
|
|
return(0);
|
|
}
|
|
/* l3id will be set from dinfo at message_isdn */
|
|
pdss1->message_isdn(frm->prim, frm->dinfo, msg->data);
|
|
free_msg(msg);
|
|
return(0);
|
|
}
|
|
|
|
if (frm->prim == (CC_RELEASE_CR | INDICATION))
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "unhandled message from stack: call ref released (l3id=0x%x)\n", frm->dinfo);
|
|
free_msg(msg);
|
|
return(0);
|
|
}
|
|
PDEBUG(DEBUG_ISDN, "unhandled message: prim(0x%x) dinfo(0x%x) msg->len(%d)\n", frm->prim, frm->dinfo, msg->len);
|
|
return(-EINVAL);
|
|
}
|
|
|
|
|
|
/*
|
|
* sending message that were queued during L1 activation
|
|
* or releasing port if link is down
|
|
*/
|
|
void setup_queue(struct mISDNport *mISDNport, int link)
|
|
{
|
|
class Port *port;
|
|
class Pdss1 *pdss1;
|
|
struct message *message;
|
|
|
|
if (!mISDNport->ntmode)
|
|
return;
|
|
|
|
/* check all port objects for pending message */
|
|
port = port_first;
|
|
while(port)
|
|
{
|
|
if ((port->p_type&PORT_CLASS_mISDN_MASK) == PORT_CLASS_mISDN_DSS1)
|
|
{
|
|
pdss1 = (class Pdss1 *)port;
|
|
if (pdss1->p_m_mISDNport == mISDNport)
|
|
{
|
|
if (pdss1->p_m_d_queue)
|
|
{
|
|
if (link)
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "the L1 became active, so we send queued message for portnum=%d (%s).\n", mISDNport->portnum, pdss1->p_name);
|
|
/* LAYER 1 is up, so we send */
|
|
pdss1->message_setup(pdss1->p_m_d_queue->id_from, pdss1->p_m_d_queue->type, &pdss1->p_m_d_queue->param);
|
|
message_free(pdss1->p_m_d_queue);
|
|
pdss1->p_m_d_queue = NULL;
|
|
} else
|
|
{
|
|
PDEBUG(DEBUG_ISDN, "the L1 became NOT active, so we release port for portnum=%d (%s).\n", mISDNport->portnum, pdss1->p_name);
|
|
message = message_create(pdss1->p_serial, pdss1->p_m_d_queue->id_from, PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = 27;
|
|
message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
|
|
message_put(message);
|
|
pdss1->new_state(PORT_STATE_RELEASE);
|
|
pdss1->p_m_delete = 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
port = port->next;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
|