333 lines
12 KiB
C++
333 lines
12 KiB
C++
/*****************************************************************************\
|
|
** **
|
|
** Linux Call Router **
|
|
** **
|
|
**---------------------------------------------------------------------------**
|
|
** Copyright: Andreas Eversberg **
|
|
** **
|
|
** answering machine port **
|
|
** **
|
|
** this is a child of the port class, which emulates the recorder function **
|
|
** of an answering machine **
|
|
** it will directly answer to the setup message with a connect **
|
|
** **
|
|
\*****************************************************************************/
|
|
|
|
#include "main.h"
|
|
|
|
/* note: recording log is written at endpoint */
|
|
|
|
int announce_timer(struct lcr_timer *timer, void *instance, int index);
|
|
int record_timeout(struct lcr_timer *timer, void *instance, int index);
|
|
|
|
/*
|
|
* initialize vbox port
|
|
*/
|
|
VBoxPort::VBoxPort(int type, struct port_settings *settings) : Port(type, "vbox", settings)
|
|
{
|
|
p_vbox_timeout = 0;
|
|
p_vbox_announce_fh = -1;
|
|
p_vbox_audio_start = 0;
|
|
p_vbox_audio_transferred = 0;
|
|
p_vbox_record_limit = 0;
|
|
memset(&p_vbox_announce_timer, 0, sizeof(p_vbox_announce_timer));
|
|
add_timer(&p_vbox_announce_timer, announce_timer, this, 0);
|
|
memset(&p_vbox_record_timeout, 0, sizeof(p_vbox_record_timeout));
|
|
add_timer(&p_vbox_record_timeout, record_timeout, this, 0);
|
|
}
|
|
|
|
|
|
/*
|
|
* destructor
|
|
*/
|
|
VBoxPort::~VBoxPort()
|
|
{
|
|
del_timer(&p_vbox_announce_timer);
|
|
del_timer(&p_vbox_record_timeout);
|
|
if (p_vbox_announce_fh >= 0) {
|
|
close(p_vbox_announce_fh);
|
|
p_vbox_announce_fh = -1;
|
|
fhuse--;
|
|
}
|
|
}
|
|
|
|
|
|
static void vbox_trace_header(class VBoxPort *vbox, const char *message, int direction)
|
|
{
|
|
/* init trace with given values */
|
|
start_trace(-1,
|
|
NULL,
|
|
vbox?numberrize_callerinfo(vbox->p_callerinfo.id, vbox->p_callerinfo.ntype, options.national, options.international):NULL,
|
|
vbox?vbox->p_dialinginfo.id:NULL,
|
|
direction,
|
|
CATEGORY_CH,
|
|
vbox?vbox->p_serial:0,
|
|
message);
|
|
}
|
|
|
|
|
|
int record_timeout(struct lcr_timer *timer, void *instance, int index)
|
|
{
|
|
class VBoxPort *vboxport = (class VBoxPort *)instance;
|
|
struct lcr_msg *message;
|
|
|
|
while(vboxport->p_epointlist) {
|
|
/* send release */
|
|
message = message_create(vboxport->p_serial, vboxport->p_epointlist->epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = 16;
|
|
message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
|
|
message_put(message);
|
|
vbox_trace_header(vboxport, "RELEASE from VBox (recoding limit reached)", DIRECTION_IN);
|
|
add_trace("cause", "value", "%d", message->param.disconnectinfo.cause);
|
|
add_trace("cause", "location", "%d", message->param.disconnectinfo.location);
|
|
end_trace();
|
|
/* remove epoint */
|
|
vboxport->free_epointlist(vboxport->p_epointlist);
|
|
}
|
|
/* recording is close during destruction */
|
|
delete vboxport;
|
|
return 0;
|
|
}
|
|
|
|
int announce_timer(struct lcr_timer *timer, void *instance, int index)
|
|
{
|
|
class VBoxPort *vboxport = (class VBoxPort *)instance;
|
|
|
|
/* port my self destruct here */
|
|
vboxport->send_announcement();
|
|
|
|
return 0;
|
|
}
|
|
|
|
void VBoxPort::send_announcement(void)
|
|
{
|
|
struct lcr_msg *message;
|
|
unsigned int tosend;
|
|
unsigned char buffer[PORT_TRANSMIT + PORT_TRANSMIT]; /* use twice of the buffer, so we can send more in case of delayed main loop execution */
|
|
class Endpoint *epoint;
|
|
int temp;
|
|
struct timeval current_time;
|
|
long long now; /* Time in samples */
|
|
|
|
/* don't restart timer, if announcement is played */
|
|
if (p_vbox_announce_fh < 0)
|
|
return;
|
|
|
|
gettimeofday(¤t_time, NULL);
|
|
now = (current_time.tv_sec * MICRO_SECONDS + current_time.tv_usec)/125;
|
|
|
|
/* set time the first time */
|
|
if (!p_vbox_audio_start)
|
|
p_vbox_audio_start = now - PORT_TRANSMIT;
|
|
|
|
/* calculate the number of bytes */
|
|
tosend = (unsigned int)(now - p_vbox_audio_start) - p_vbox_audio_transferred;
|
|
if (tosend > sizeof(buffer))
|
|
tosend = sizeof(buffer);
|
|
|
|
/* schedule next event */
|
|
temp = PORT_TRANSMIT + PORT_TRANSMIT - tosend;
|
|
if (temp < 0)
|
|
temp = 0;
|
|
schedule_timer(&p_vbox_announce_timer, 0, temp*125);
|
|
|
|
/* add the number of samples elapsed */
|
|
p_vbox_audio_transferred += tosend;
|
|
|
|
/* if announcement is currently played, send audio data */
|
|
tosend = read_tone(p_vbox_announce_fh, buffer, p_vbox_announce_codec, tosend, p_vbox_announce_size, &p_vbox_announce_left, 1);
|
|
if (tosend <= 0) {
|
|
/* end of file */
|
|
close(p_vbox_announce_fh);
|
|
p_vbox_announce_fh = -1;
|
|
fhuse--;
|
|
|
|
if (p_vbox_record_limit)
|
|
schedule_timer(&p_vbox_record_timeout, p_vbox_record_limit, 0);
|
|
|
|
/* connect if not already */
|
|
epoint = find_epoint_id(ACTIVE_EPOINT(p_epointlist));
|
|
if (epoint) {
|
|
/* if we sent our announcement during ringing, we must now connect */
|
|
if (p_vbox_ext.vbox_free) {
|
|
/* send connect message */
|
|
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);
|
|
vbox_trace_header(this, "CONNECT from VBox (announcement is over)", DIRECTION_IN);
|
|
end_trace();
|
|
new_state(PORT_STATE_CONNECT);
|
|
}
|
|
}
|
|
|
|
/* start recording, if not already */
|
|
if (p_vbox_mode == VBOX_MODE_NORMAL) {
|
|
/* recording start */
|
|
open_record(p_vbox_ext.vbox_codec, 2, 0, p_vbox_ext.number, p_vbox_ext.anon_ignore, p_vbox_ext.vbox_email, p_vbox_ext.vbox_email_file);
|
|
vbox_trace_header(this, "RECORDING (announcement is over)", DIRECTION_IN);
|
|
end_trace();
|
|
} else // else!!
|
|
if (p_vbox_mode == VBOX_MODE_ANNOUNCEMENT) {
|
|
/* send release */
|
|
message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = 16;
|
|
message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
|
|
message_put(message);
|
|
vbox_trace_header(this, "RELEASE from VBox (after annoucement)", DIRECTION_IN);
|
|
add_trace("cause", "value", "%d", message->param.disconnectinfo.cause);
|
|
add_trace("cause", "location", "%d", message->param.disconnectinfo.location);
|
|
end_trace();
|
|
/* recording is close during destruction */
|
|
delete this;
|
|
return; /* must return because port is gone */
|
|
}
|
|
} else {
|
|
if (p_record)
|
|
record(buffer, tosend, 0); // from down
|
|
/* send to remote, if bridged */
|
|
bridge_tx(buffer, tosend);
|
|
}
|
|
}
|
|
|
|
int VBoxPort::bridge_rx(unsigned char *data, int len)
|
|
{
|
|
if (p_record)
|
|
record(data, len, 1); // from up
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* endpoint sends messages to the vbox port
|
|
*/
|
|
int VBoxPort::message_epoint(unsigned int epoint_id, int message_id, union parameter *param)
|
|
{
|
|
struct lcr_msg *message;
|
|
class Endpoint *epoint;
|
|
char filename[256], *c;
|
|
|
|
if (Port::message_epoint(epoint_id, message_id, param))
|
|
return(1);
|
|
|
|
epoint = find_epoint_id(epoint_id);
|
|
if (!epoint) {
|
|
PDEBUG(DEBUG_EPOINT|DEBUG_VBOX, "PORT(%s) no endpoint object found where the message is from.\n", p_name);
|
|
return(0);
|
|
}
|
|
|
|
switch(message_id) {
|
|
case MESSAGE_DISCONNECT: /* call has been disconnected */
|
|
new_state(PORT_STATE_OUT_DISCONNECT);
|
|
vbox_trace_header(this, "DISCONNECT to VBox", DIRECTION_OUT);
|
|
add_trace("cause", "value", "%d", param->disconnectinfo.cause);
|
|
add_trace("cause", "location", "%d", param->disconnectinfo.location);
|
|
end_trace();
|
|
|
|
while(p_epointlist) {
|
|
message = message_create(p_serial, p_epointlist->epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE);
|
|
message->param.disconnectinfo.cause = CAUSE_NORMAL;
|
|
message->param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
|
|
message_put(message);
|
|
vbox_trace_header(this, "RELEASE from VBox (after disconnect)", DIRECTION_IN);
|
|
add_trace("cause", "value", "%d", message->param.disconnectinfo.cause);
|
|
add_trace("cause", "location", "%d", message->param.disconnectinfo.location);
|
|
end_trace();
|
|
/* remove epoint */
|
|
free_epointlist(p_epointlist);
|
|
}
|
|
/* recording is close during destruction */
|
|
delete this;
|
|
return(-1); /* must return because port is gone */
|
|
|
|
case MESSAGE_RELEASE: /* release vbox port */
|
|
vbox_trace_header(this, "RELEASE to VBox", DIRECTION_OUT);
|
|
add_trace("cause", "value", "%d", param->disconnectinfo.cause);
|
|
add_trace("cause", "location", "%d", param->disconnectinfo.location);
|
|
end_trace();
|
|
|
|
/* we are done */
|
|
/* recording is close during destruction */
|
|
delete this;
|
|
return(-1); /* must return because port is gone */
|
|
|
|
case MESSAGE_SETUP: /* dial-out command received from epoint, answer with connect */
|
|
/* get apppbx */
|
|
if (epoint->ep_app_type == EAPP_TYPE_PBX)
|
|
memcpy(&p_vbox_ext, &((class EndpointAppPBX *)(epoint->ep_app))->e_ext, sizeof(p_vbox_ext));
|
|
/* extract optional announcement file */
|
|
if ((c = strchr(param->setup.dialinginfo.id, ','))) {
|
|
if (c[1] == '/')
|
|
SPRINT(filename, c+1);
|
|
else
|
|
SPRINT(filename, "%s/%s/vbox/%s", EXTENSION_DATA, p_vbox_ext.number);
|
|
*c = '\0';
|
|
} else {
|
|
SPRINT(filename, "%s/%s/vbox/announcement", EXTENSION_DATA, p_vbox_ext.number);
|
|
}
|
|
vbox_trace_header(this, "SETUP to VBox", DIRECTION_OUT);
|
|
add_trace("from", "id", "%s", param->setup.callerinfo.id);
|
|
add_trace("to", "box", "%s", param->setup.dialinginfo.id);
|
|
end_trace();
|
|
memcpy(&p_dialinginfo, ¶m->setup.dialinginfo, sizeof(p_dialinginfo));
|
|
memcpy(&p_callerinfo, ¶m->setup.callerinfo, sizeof(p_callerinfo));
|
|
memcpy(&p_redirinfo, ¶m->setup.redirinfo, sizeof(p_redirinfo));
|
|
/* link relation */
|
|
if (p_epointlist)
|
|
FATAL("PORT(%s) Epoint pointer is set in idle state, how bad!!\n", p_name);
|
|
epointlist_new(epoint_id);
|
|
|
|
/* copy setup infos to port */
|
|
SCPY(p_vbox_extension, param->setup.dialinginfo.id);
|
|
|
|
/* create connect info */
|
|
SCPY(p_connectinfo.id, p_vbox_extension);
|
|
p_connectinfo.itype = INFO_ITYPE_VBOX;
|
|
p_connectinfo.present = INFO_PRESENT_ALLOWED;
|
|
p_connectinfo.screen = INFO_SCREEN_NETWORK;
|
|
|
|
/* connect unless we can send announcement while ringing */
|
|
if (!p_vbox_ext.vbox_free) {
|
|
/* send connect message */
|
|
message = message_create(p_serial, epoint_id, PORT_TO_EPOINT, MESSAGE_CONNECT);
|
|
memcpy(&message->param.connectinfo, &p_connectinfo, sizeof(struct connect_info));
|
|
message_put(message);
|
|
vbox_trace_header(this, "CONNECT from VBox (after setup)", DIRECTION_IN);
|
|
end_trace();
|
|
new_state(PORT_STATE_CONNECT);
|
|
} else {
|
|
/* send alerting message */
|
|
message = message_create(p_serial, epoint_id, PORT_TO_EPOINT, MESSAGE_ALERTING);
|
|
message_put(message);
|
|
vbox_trace_header(this, "ALERTING from VBox (play announcement before connect)", DIRECTION_IN);
|
|
end_trace();
|
|
new_state(PORT_STATE_IN_ALERTING);
|
|
}
|
|
|
|
/* play the announcement */
|
|
if ((p_vbox_announce_fh = open_tone(filename, &p_vbox_announce_codec, &p_vbox_announce_size, &p_vbox_announce_left)) >= 0) {
|
|
fhuse++;
|
|
schedule_timer(&p_vbox_announce_timer, 0, 300000);
|
|
}
|
|
vbox_trace_header(this, "ANNOUNCEMENT", DIRECTION_OUT);
|
|
add_trace("file", "name", "%s", filename);
|
|
add_trace("file", "exists", "%s", (p_vbox_announce_fh>=0)?"yes":"no");
|
|
end_trace();
|
|
/* start recording if desired */
|
|
p_vbox_mode = p_vbox_ext.vbox_mode;
|
|
p_vbox_record_limit = p_vbox_ext.vbox_time;
|
|
if (p_vbox_announce_fh<0 || p_vbox_mode==VBOX_MODE_PARALLEL) {
|
|
/* recording start */
|
|
open_record(p_vbox_ext.vbox_codec, 2, 0, p_vbox_ext.number, p_vbox_ext.anon_ignore, p_vbox_ext.vbox_email, p_vbox_ext.vbox_email_file);
|
|
vbox_trace_header(this, "RECORDING", DIRECTION_IN);
|
|
end_trace();
|
|
}
|
|
return(1);
|
|
|
|
default:
|
|
PDEBUG(DEBUG_VBOX, "PORT(%s) vbox port with (caller id %s) received an unsupported message: %d\n", p_name, p_callerinfo.id, message_id);
|
|
}
|
|
|
|
return(0);
|
|
}
|
|
|
|
|