fixing modify resp issue

src/mod/endpoints/mod_media_gateway/media_gateway_cmd_handler.c

@@ -1073,7 +1073,11 @@ switch_status_t handle_mg_modify_cmd(megaco_profile_t* mg_profile, MgMgcoCommand
 	MgMgcoTermIdLst*  termLst;
 	mg_termination_t* term = NULL;
 	switch_status_t  ret;
+	MgMgcoAudRetParm *desc;
+	MgMgcoMediaDesc*   inc_med_desc = NULL;
+	MgMgcoLocalDesc   *local = NULL;
 	int 		  err_code;
+	int mediaId;
 	/*MgMgcoAmmReq 	  *cmd = &inc_cmd->u.mgCmdInd[0]->cmd.u.mod;*/
 	U32 		   txn_id = inc_cmd->transId.val;
 
@@ -1267,6 +1271,49 @@ response:
 #endif
 		/*mg_fill_mgco_termid(termId, (char*)"term1",&req->u.mgCmdRsp[0]->memCp);*/
 
+		if((MG_TERM_RTP == term->type) &&
+				((NOTPRSNT != inc_cmd->u.mgCmdInd[0]->cmd.u.mod.dl.num.pres) && 
+				 (0 != inc_cmd->u.mgCmdInd[0]->cmd.u.mod.dl.num.val))) {
+			/* Whatever Media descriptor we have received, we can copy that and then
+			 * whatever we want we can modify the fields */
+			/* Kapil - TODO - will see if there is any problem of coping the
+			 * descriptor */
+
+			inc_med_desc = &inc_cmd->u.mgCmdInd[0]->cmd.u.mod.dl.descs[0]->u.media;
+
+			if (mgUtlGrowList((void ***)&rsp.u.mgCmdRsp[0]->u.mod.audit.parms, sizeof(MgMgcoAudRetParm),
+						&rsp.u.mgCmdRsp[0]->u.mod.audit.num, &rsp.u.mgCmdRsp[0]->memCp) != ROK)
+			{
+				switch_log_printf(SWITCH_CHANNEL_LOG_CLEAN, SWITCH_LOG_ERROR,"Grow List failed\n");
+				return SWITCH_STATUS_FALSE;
+			}
+
+			/* copy media descriptor */
+			desc = rsp.u.mgCmdRsp[0]->u.mod.audit.parms[rsp.u.mgCmdRsp[0]->u.mod.audit.num.val-1];
+			desc->type.pres = PRSNT_NODEF;
+			desc->type.val = MGT_MEDIADESC;
+			mgUtlCpyMgMgcoMediaDesc(&desc->u.media, inc_med_desc, &rsp.u.mgCmdRsp[0]->memCp);
+			/* see if we have received local descriptor */
+			if((NOTPRSNT != desc->u.media.num.pres) && 
+					(0 != desc->u.media.num.val))
+			{
+				for(mediaId=0; mediaId<desc->u.media.num.val; mediaId++) {
+					if(MGT_MEDIAPAR_LOCAL == desc->u.media.parms[mediaId]->type.val) {
+						local  = &desc->u.media.parms[mediaId]->u.local;
+					}
+				}
+			}
+
+			/* only for RTP */
+			if(SWITCH_STATUS_FALSE == mg_build_sdp(&desc->u.media, inc_med_desc, mg_profile, term, &rsp.u.mgCmdRsp[0]->memCp)) {
+				if(term->mg_error_code && (*term->mg_error_code == MGT_MGCP_RSP_CODE_INCONSISTENT_LCL_OPT)){
+					mg_util_set_err_string(&errTxt, " Unsupported Codec ");
+					err_code = MGT_MGCP_RSP_CODE_INCONSISTENT_LCL_OPT;
+					goto error;
+				}
+			}
+		}
+
 		/* We will always send one command at a time..*/
 		rsp.cmdStatus.pres = PRSNT_NODEF;
 		rsp.cmdStatus.val  = CH_CMD_STATUS_END_OF_CMD;

src/mod/endpoints/mod_media_gateway/media_gateway_xml.c

@@ -71,7 +71,7 @@ switch_status_t config_profile(megaco_profile_t *profile, switch_bool_t reload)
 			for (mg_term = switch_xml_child(mg_phys_terms, "map"); mg_term; mg_term = mg_term->next) {
 				// <map  termination-id-prefix="Term1/" termination-id-base="1" tech="freetdm" channel-prefix="wp2" channel-map"1-15,17-31"/>
 				const char *prefix = switch_xml_attr(mg_term, "termination-id-prefix");
-				//const char *sztermination_id_base = switch_xml_attr(mg_term, "termination-id-base");
+				const char *sztermination_id_base = switch_xml_attr(mg_term, "termination-id-base");
 				const char *tech =  switch_xml_attr(mg_term, "tech");
 				const char *channel_prefix = switch_xml_attr(mg_term, "channel-prefix");
 				const char *channel_map = switch_xml_attr(mg_term, "channel-map");
@@ -84,6 +84,7 @@ switch_status_t config_profile(megaco_profile_t *profile, switch_bool_t reload)
 					int chanmap_count = 0;
 					int i = 0;
 					int startchan, endchan, j;
+					int mg_term_idx = (sztermination_id_base)?atoi(sztermination_id_base):1; 
 
 					/* we can have following combinations *
 					 * i)   only one channel i.e. channel-map="1"
@@ -103,14 +104,15 @@ switch_status_t config_profile(megaco_profile_t *profile, switch_bool_t reload)
 								startchan = atoi(chanmap[0]);
 								endchan   = atoi(chanmap[1]);
 								for (j = startchan; j <= endchan; j++) {
-									mg_create_tdm_term(profile, tech, channel_prefix, prefix, j, j);
+									mg_create_tdm_term(profile, tech, channel_prefix, prefix, mg_term_idx, j);
+									mg_term_idx++;
 								}
 							}
 						}else{
 							/* case (i) */ 
 							p = channel_map_dup;	
 							startchan = endchan = atoi(p);
-							mg_create_tdm_term(profile, tech, channel_prefix, prefix, startchan, startchan);
+							mg_create_tdm_term(profile, tech, channel_prefix, prefix, mg_term_idx, startchan);
 						}
 					}else
 					{
@@ -124,9 +126,10 @@ switch_status_t config_profile(megaco_profile_t *profile, switch_bool_t reload)
 
 								for (j = startchan; j <= endchan; j++) {
 if (0 == i)
-									mg_create_tdm_term(profile, tech, channel_prefix, prefix, j, j);
+									mg_create_tdm_term(profile, tech, channel_prefix, prefix, mg_term_idx, j);
 else
-									mg_create_tdm_term(profile, tech, channel_prefix, prefix, j, j-1);
+									mg_create_tdm_term(profile, tech, channel_prefix, prefix, mg_term_idx, j-1);
+									mg_term_idx++;
 								}
 							}
 						}