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Merge branch 'master' of ssh://schlaile@git.misdn.org/var/git/lcr

This commit is contained in:
Peter Schlaile 2008-10-09 20:31:40 +02:00 committed by root
parent fab0ad70c7 b519aa7e74
commit ba7a15918a
2 changed files with 7 additions and 3 deletions
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8
chan_lcr.c
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@ -21,8 +21,9 @@ Now the channel driver is linked to LCR and can receive and make calls.
Call is initiated by LCR:
If a call is received from LCR, a MESSAGE_NEWREF is received first.
The ref_was_assigned ist set to 1.
A new chan_call instance is created. The call reference (ref) is given by
MESSAGE_NEWREF. The state is CHAN_LCR_STATE_IN_PREPARE.
the received MESSAGE_NEWREF. The state is CHAN_LCR_STATE_IN_PREPARE.
After receiving MESSAGE_SETUP from LCR, the ast_channel instance is created
using ast_channel_alloc(1). The setup information is given to asterisk.
The new Asterisk instance pointer (ast) is stored to chan_call structure.
@ -34,8 +35,9 @@ Call is initiated by Asterisk:
If a call is requested from Asterisk, a new chan_call instance is created.
The new Asterisk instance pointer (ast) is stored to chan_call structure.
The current call ref is set to 0, the state is CHAN_LCR_STATE_OUT_PREPARE.
If the call is received (lcr_call) A MESSASGE_NEWREF is sent to LCR requesting
If the call is received (lcr_call) A MESSAGE_NEWREF is sent to LCR requesting
a new call reference (ref).
The ref_was_assigned ist set to 1.
Further dialing information is queued.
After the new callref is received by special MESSAGE_NEWREF reply, new ref
is stored in the chan_call structure.
@ -57,6 +59,7 @@ Call is released by LCR:
A MESSAGE_RELEASE is received with the call reference (ref) to be released.
The current ref is set to 0, to indicate released reference.
The ref_was_assigned==1 shows that there is no other ref to be assigned.
The state changes to CHAN_LCR_STATE_RELEASE.
ast_queue_hangup() is called, if asterisk instance (ast) exists, if not,
the chan_call instance is destroyed.
@ -73,6 +76,7 @@ lcr_hangup() is called-back by Asterisk. If the call reference (ref) is set,
a MESSAGE_RELEASE is sent to LCR and the chan_call instance is destroyed.
If the ref is 0 and the state is not CHAN_LCR_STATE_RELEASE, the new state is
set to CHAN_LCR_STATE_RELEASE.
The ref_was_assigned==0 shows that a ref is still requested.
Later, if the MESSAGE_NEWREF reply is received, a MESSAGE_RELEASE is sent to
LCR and the chan_call instance is destroyed.
If the ref is 0 and the state is CHAN_LCR_STATE_RELEASE, see the proceedure

2
chan_lcr.h
View File

@ -15,7 +15,7 @@ struct chan_call {
struct chan_call *next; /* link to next call instance */
int state; /* current call state CHAN_LCR_STATE */
unsigned int ref; /* callref for this channel */
int ref_was_assigned;
int ref_was_assigned;
void *ast; /* current asterisk channel */
int pbx_started;
/* indicates if pbx que is available */