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Introduce t.38 parameters control functionality not full but enough for

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Send/RcvFax support

Introduce t.38 controls between asterisk core and channel/proto layers.
Not all parameters are transferred from proto layers but *Fax apps
tested and work ok.

(issue #18693)
Reported by: benngard2
Patches: 
      issue-18693.patch uploaded by may213 (license 454)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.8@310734 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Alexandr Anikin
2011-03-14 21:45:53 +00:00
parent 1a7d232a5a
commit 5082c5d44b
3 changed files with 24 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
addons/chan_ooh323.c
View File

@@ -514,6 +514,7 @@ static struct ooh323_pvt *ooh323_alloc(int callref, char *callToken)
}
ast_udptl_set_error_correction_scheme(pvt->udptl, UDPTL_ERROR_CORRECTION_NONE);
ast_udptl_set_far_max_datagram(pvt->udptl, 144);
pvt->faxmode = 0;
pvt->t38support = gT38Support;
pvt->rtptimeout = gRTPTimeout;
@@ -4131,11 +4132,14 @@ void setup_udptl_connection(ooCallData *call, const char *remoteIp,
them.sin_port = htons(remotePort);
ast_sockaddr_from_sin(&them_addr, &them);
ast_udptl_set_peer(p->udptl, &them_addr);
ast_udptl_set_tag(p->udptl, p->owner->name);
p->t38_tx_enable = 1;
p->lastTxT38 = time(NULL);
if (p->t38support == T38_ENABLED) {
struct ast_control_t38_parameters parameters = { .request_response = 0 };
parameters.request_response = AST_T38_NEGOTIATED;
parameters.max_ifp = ast_udptl_get_far_max_ifp(p->udptl);
parameters.rate = AST_T38_RATE_14400;
ast_queue_control_data(p->owner, AST_CONTROL_T38_PARAMETERS, &parameters, sizeof(parameters));
}
if (gH323Debug)
@@ -4325,6 +4329,16 @@ void onModeChanged(ooCallData *call, int t38mode) {
struct ast_control_t38_parameters parameters = { .request_response = 0 };
parameters.request_response = AST_T38_REQUEST_NEGOTIATE;
if (call->T38FarMaxDatagram) {
ast_udptl_set_far_max_datagram(p->udptl, call->T38FarMaxDatagram);
} else {
ast_udptl_set_far_max_datagram(p->udptl, 144);
}
if (call->T38Version) {
parameters.version = call->T38Version;
}
parameters.max_ifp = ast_udptl_get_far_max_ifp(p->udptl);
parameters.rate = AST_T38_RATE_14400;
ast_queue_control_data(p->owner, AST_CONTROL_T38_PARAMETERS,
&parameters, sizeof(parameters));
p->faxmode = 1;
@@ -4334,6 +4348,8 @@ void onModeChanged(ooCallData *call, int t38mode) {
if (p->t38support == T38_ENABLED) {
struct ast_control_t38_parameters parameters = { .request_response = 0 };
parameters.request_response = AST_T38_REQUEST_TERMINATE;
parameters.max_ifp = ast_udptl_get_far_max_ifp(p->udptl);
parameters.rate = AST_T38_RATE_14400;
ast_queue_control_data(p->owner, AST_CONTROL_T38_PARAMETERS,
&parameters, sizeof(parameters));
}

2
addons/ooh323c/src/ooCalls.h
View File

@@ -214,6 +214,8 @@ typedef struct OOH323CallData {
ASN1UINT8 requestSequence;
ASN1UINT reqFlags;
ASN1UINT t38sides;
int T38FarMaxDatagram;
int T38Version;
H235TimeStamp alertingTime, connectTime, endTime; /* time data for gatekeeper */
FastStartResponse *pFastStartRes; /* fast start response */
struct OOH323Regex* rtpMask;

6
addons/ooh323c/src/ooCapability.c
View File

@@ -2710,6 +2710,12 @@ int ooAddRemoteDataApplicationCapability(OOH323CallData *call,
switch(dataCap->application.t)
{
case T_H245DataApplicationCapability_application_t38fax:
if (dataCap->application.u.t38fax->t38FaxProfile.m.t38FaxUdpOptionsPresent) {
call->T38FarMaxDatagram = dataCap->application.u.t38fax->t38FaxProfile.t38FaxUdpOptions.t38FaxMaxDatagram;
}
if (dataCap->application.u.t38fax->t38FaxProfile.m.versionPresent) {
call->T38Version = dataCap->application.u.t38fax->t38FaxProfile.version;
}
return ooCapabilityAddT38Capability(call, OO_T38,
dir, NULL, NULL, NULL, NULL,TRUE);
default: