[svn-commits] mattf: branch mattf/libpri-1.4-q921-rewrite r1305 - /team/mattf/libpri-1.4-q9...
SVN commits to the Digium repositories
svn-commits at lists.digium.com
Thu Nov 12 16:29:16 CST 2009
Author: mattf
Date: Thu Nov 12 16:29:13 2009
New Revision: 1305
URL: http://svnview.digium.com/svn/libpri?view=rev&rev=1305
Log:
Add pending TE-PTMP code in
Modified:
team/mattf/libpri-1.4-q921-rewrite/q921.c
team/mattf/libpri-1.4-q921-rewrite/q931.c
Modified: team/mattf/libpri-1.4-q921-rewrite/q921.c
URL: http://svnview.digium.com/svn/libpri/team/mattf/libpri-1.4-q921-rewrite/q921.c?view=diff&rev=1305&r1=1304&r2=1305
==============================================================================
--- team/mattf/libpri-1.4-q921-rewrite/q921.c (original)
+++ team/mattf/libpri-1.4-q921-rewrite/q921.c Thu Nov 12 16:29:13 2009
@@ -749,7 +749,7 @@
static struct pri * pri_find_tei(struct pri *vpri, int tei)
{
struct pri *pri;
- for (pri = vpri; pri; pri = pri->subchannel) {
+ for (pri = PRI_MASTER(vpri); pri; pri = pri->subchannel) {
if (pri->tei == tei)
return pri;
}
@@ -763,39 +763,46 @@
q921_frame *f, *prev=NULL;
struct pri *pri;
- if (tei == Q921_TEI_GROUP) {
- pri_error(vpri, "Huh?! Shouldn't be sending I-frames out the group TEI\n");
- return 0;
- }
-
- pri = pri_find_tei(vpri, tei);
-
- if (!pri) {
- pri_error(vpri, "Huh?! Unable to locate PRI associated with TEI %d. Did we have to ditch it due to error conditions?\n", tei);
- return 0;
- }
-
- /* If we aren't in a state compatiable with DL-DATA requests, start getting us there here */
+ if (BRI_NT_PTMP(vpri)) {
+ if (tei == Q921_TEI_GROUP) {
+ pri_error(vpri, "Huh?! For NT-PTMP, we shouldn't be sending I-frames out the group TEI\n");
+ return 0;
+ }
+
+ pri = pri_find_tei(vpri, tei);
+ if (!pri) {
+ pri_error(vpri, "Huh?! Unable to locate PRI associated with TEI %d. Did we have to ditch it due to error conditions?\n", tei);
+ return 0;
+ }
+ } else if (BRI_TE_PTMP(vpri)) {
+ /* We don't care what the tei is, since we only support one sub and one TEI */
+ pri = PRI_MASTER(vpri)->subchannel;
+
+ if (!pri) {
+ pri = PRI_MASTER(vpri);
+ if (pri->q921_state == Q921_TEI_UNASSIGNED) {
+ q921_tei_request(vpri);
+ /* We don't setstate here because the pri with the TEI we need hasn't been created */
+ q921_setstate(vpri, Q921_ESTABLISH_AWAITING_TEI);
+ }
+ }
+
+ } else {
+ /* Should just be PTP modes, which shouldn't have subs, but just in case, we'll do this */
+ pri = PRI_MASTER(vpri);
+ }
+
+ /* Figure B.7/Q.921 Page 70 */
switch (pri->q921_state) {
- case Q921_TEI_UNASSIGNED:
- /* If we're unassigned, we have to DL-ESTABLISH first - first rev of this code is going to assume
- * we're PTMP, TE side. We have different state rules when we're NT side */
- q921_start(pri);
- break;
case Q921_TEI_ASSIGNED:
+ /* If we aren't in a state compatiable with DL-DATA requests, start getting us there here */
q921_establish_data_link(pri);
pri->l3initiated = 1;
q921_setstate(pri, Q921_AWAITING_ESTABLISHMENT);
- break;
- default:
- break;
- }
-
- /* Figure B.7/Q.921 Page 70 */
- switch (pri->q921_state) {
+ /* For all rest, we've done the work to get us up prior to this and fall through */
case Q921_TEI_UNASSIGNED:
+ case Q921_ESTABLISH_AWAITING_TEI:
case Q921_ASSIGN_AWAITING_TEI:
- case Q921_TEI_ASSIGNED:
case Q921_TIMER_RECOVERY:
case Q921_AWAITING_ESTABLISHMENT:
case Q921_MULTI_FRAME_ESTABLISHED:
@@ -1318,6 +1325,7 @@
return NULL;
}
sub->subchannel = __pri_new_tei(-1, pri->localtype, pri->switchtype, pri, NULL, NULL, NULL, tei, 1);
+
if (!sub->subchannel) {
pri_error(pri, "Unable to allocate D-channel for new TEI %d\n", tei);
return NULL;
@@ -1347,7 +1355,30 @@
pri_error(pri, "Unable to allocate D-channel for new TEI %d\n", tei);
return NULL;
}
- q921_setstate(pri, Q921_TEI_ASSIGNED);
+
+ /* Make sure we copy in the q921 state from the master before we reset it */
+ pri->subchannel->q921_state = pri->q921_state;
+ /* Also copy in any pending DL-DATA requests that we queued up */
+ pri->subchannel->txqueue = pri->txqueue;
+
+ /* Restore master PRI to empty state */
+ pri->q921_state = Q921_TEI_UNASSIGNED;
+ pri->txqueue = NULL;
+
+ switch (pri->subchannel->q921_state) {
+ case Q921_ESTABLISH_AWAITING_TEI:
+ q921_setstate(pri->subchannel, Q921_TEI_ASSIGNED);
+ break;
+ case Q921_ASSIGN_AWAITING_TEI:
+ q921_establish_data_link(pri->subchannel);
+ pri->subchannel->l3initiated = 1;
+ q921_setstate(pri->subchannel, Q921_AWAITING_ESTABLISHMENT);
+ break;
+ default:
+ pri_error(pri, "Don't know what to do with subchannel in state %d after receiving TEI\n", pri->subchannel->q921_state);
+ return NULL;
+ }
+
break;
case Q921_TEI_IDENTITY_CHECK_REQUEST:
if (!BRI_TE_PTMP(pri))
@@ -2243,9 +2274,11 @@
{
if (PTMP_MODE(pri)) {
q921_setstate(pri, Q921_TEI_UNASSIGNED);
+#if 0
if (TE_MODE(pri)) {
q921_tei_request(pri);
}
+#endif
} else {
/* PTP mode, no need for TEI management junk */
q921_establish_data_link(pri);
Modified: team/mattf/libpri-1.4-q921-rewrite/q931.c
URL: http://svnview.digium.com/svn/libpri/team/mattf/libpri-1.4-q921-rewrite/q931.c?view=diff&rev=1305&r1=1304&r2=1305
==============================================================================
--- team/mattf/libpri-1.4-q921-rewrite/q931.c (original)
+++ team/mattf/libpri-1.4-q921-rewrite/q931.c Thu Nov 12 16:29:13 2009
@@ -3922,14 +3922,6 @@
len = sizeof(buf) - len;
ctrl = call->pri;
- if (BRI_TE_PTMP(ctrl)) {
- /*
- * Must use the BRI subchannel structure to send with the correct TEI.
- * Note: If the subchannel is NULL then there is no TEI assigned and
- * we should not be sending anything out at this time.
- */
- ctrl = ctrl->subchannel;
- }
if (ctrl) {
int uiframe;
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