Add some sense of link state. Don't make calls if link is down. Only reset if we...

link up for the first time.

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@47801 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/channels/chan_zap.c b/channels/chan_zap.c
index fcfe767..a914ac7 100644 (file)
--- a/channels/chan_zap.c
+++ b/channels/chan_zap.c
@@ -426,6 +426,10 @@ struct zt_ss7 {
        int linkstate[NUM_DCHANS];
        int numchans;
        int type;
+       enum {
+               LINKSET_STATE_DOWN = 0,
+               LINKSET_STATE_UP
+       } state;
        struct ss7 *ss7;
        struct zt_pvt *pvts[MAX_CHANNELS];                              /*!< Member channel pvt structs */
 };
@@ -8536,10 +8540,18 @@ static void *ss7_linkset(void *data)
                        switch (e->e) {
                        case SS7_EVENT_UP:
                                ast_verbose("--- SS7 Up ---\n");
-                               ss7_reset_linkset(linkset);
+                               if (linkset->state != LINKSET_STATE_UP)
+                                       ss7_reset_linkset(linkset);
+                               linkset->state = LINKSET_STATE_UP;
                                break;
                        case SS7_EVENT_DOWN:
                                ast_verbose("--- SS7 Down ---\n");
+                               linkset->state = LINKSET_STATE_DOWN;
+                               for (i = 0; i < linkset->numchans; i++) {
+                                       struct zt_pvt *p = linkset->pvts[i];
+                                       if (p)
+                                               p->inalarm = 1;
+                               }
                                break;
                        case MTP2_LINK_UP:
                                ast_log(LOG_DEBUG, "MTP2 link up\n");