Additions to chan_zap.c to receive PRI_EVENT_KEYPAD_DIGIT properly. Bug #4286

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@5704 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/channels/chan_zap.c b/channels/chan_zap.c
index 5bd6025c4f5d450816889de8d8d770edad44574a..f144b9def4822a85b4bd713a643260d96df503ea 100755 (executable)
--- a/channels/chan_zap.c
+++ b/channels/chan_zap.c
@@ -7847,6 +7847,34 @@ static void *pri_dchannel(void *vpri)
                                                }
                                }
                                break;
+                       case PRI_EVENT_KEYPAD_DIGIT:
+                               chanpos = pri_find_principle(pri, e->digit.channel);
+                               if (chanpos < 0) {
+                                       ast_log(LOG_WARNING, "KEYPAD_DIGITs received on unconfigured channel %d/%d span %d\n", 
+                                               PRI_SPAN(e->digit.channel), PRI_CHANNEL(e->digit.channel), pri->span);
+                               } else {
+                                       chanpos = pri_fixup_principle(pri, chanpos, e->digit.call);
+                                       if (chanpos > -1) {
+                                               ast_mutex_lock(&pri->pvts[chanpos]->lock);
+                                               /* queue DTMF frame if the PBX for this call was already started (we're forwarding KEYPAD_DIGITs further on */
+                                               if (pri->overlapdial && pri->pvts[chanpos]->call==e->digit.call && pri->pvts[chanpos]->owner) {
+                                                       /* how to do that */
+                                                       int digitlen = strlen(e->digit.digits);
+                                                       char digit;
+                                                       int i;                                  
+                                                       for (i=0; i<digitlen; i++) {    
+                                                               digit = e->digit.digits[i];
+                                                               {
+                                                                       struct ast_frame f = { AST_FRAME_DTMF, digit, };
+                                                                       zap_queue_frame(pri->pvts[chanpos], &f, pri);
+                                                               }
+                                                       }
+                                               }
+                                               ast_mutex_unlock(&pri->pvts[chanpos]->lock);
+                                       }
+                               }
+                               break;
+                               
                        case PRI_EVENT_INFO_RECEIVED:
                                chanpos = pri_find_principle(pri, e->ring.channel);
                                if (chanpos < 0) {