chan_lcr: Replaced 'n' (no DTMF) option with 'D' (DTMF)

The option 'n' was actually broken. Now it is replaced, because
generated DTMF tones may cause delay to SIP connections.

diff --git a/chan_lcr.c b/chan_lcr.c
index 4ebaccf..9adaa59 100644 (file)
--- a/chan_lcr.c
+++ b/chan_lcr.c
@@ -331,6 +331,10 @@ struct chan_call *alloc_call(void)
        }
        fcntl((*callp)->pipe[0], F_SETFL, O_NONBLOCK);
        CDEBUG(*callp, NULL, "Call instance allocated.\n");
+
+       /* unset dtmf (default, use option 'd' to enable) */
+       (*callp)->dsp_dtmf = 0;
+
        return *callp;
 }
 
@@ -426,13 +430,13 @@ void apply_opt(struct chan_call *call, char *data)
                                send_message(MESSAGE_NOTIFY, call->ref, &newparam);
                        }
                        break;
-               case 'n':
+               case 'D':
                        if (opt[1] != '\0') {
-                               CERROR(call, call->ast, "Option 'n' (no DTMF) expects no parameter.\n", opt);
+                               CERROR(call, call->ast, "Option 'D' (DTMF) expects no parameter.\n", opt);
                                break;
                        }
-                       CDEBUG(call, call->ast, "Option 'n' (no DTMF).\n");
-                       call->dsp_dtmf = 0;
+                       CDEBUG(call, call->ast, "Option 'D' (DTMF).\n");
+                       call->dsp_dtmf = 1;
                        break;
 #if 0
                case 'c':
@@ -1574,8 +1578,6 @@ int receive_message(int message_type, unsigned int ref, union parameter *param)
                        /* set ref */
                        call->ref = ref;
                        call->ref_was_assigned = 1;
-                       /* set dtmf (default, use option 'n' to disable */
-                       call->dsp_dtmf = 1;
                        /* wait for setup (or release from asterisk) */
                } else {
                        /* new ref, as requested from this remote application */
@@ -1589,8 +1591,6 @@ int receive_message(int message_type, unsigned int ref, union parameter *param)
                        /* store new ref */
                        call->ref = ref;
                        call->ref_was_assigned = 1;
-                       /* set dtmf (default, use option 'n' to disable */
-                       call->dsp_dtmf = 1;
                        /* send pending setup info */
                        if (call->state == CHAN_LCR_STATE_OUT_PREPARE)
                                send_setup_to_lcr(call);
@@ -3551,7 +3551,7 @@ int load_module(void)
                                 "\n"
                                 "The available options are:\n"
                                 "    d - Send display text on called phone, text is the optarg.\n"
-                                "    n - Don't detect dtmf tones from LCR.\n"
+                                "    D - Forward detected dtmf tones from LCR.\n"
                                 "    h - Force data call (HDLC).\n"
                                 "    q - Add queue to make fax stream seamless (required for fax app).\n"
                                 "        Use queue size in miliseconds for optarg. (try 250)\n"