611 	sip_header_t		chdr;  in sip_seed_dialog()  local
646 	chdr = sip_search_for_header(sip_msg, SIP_CONTACT, NULL);  in sip_seed_dialog()
650 	if ((fhdr == NULL && thdr == NULL) || cihdr == NULL || chdr == NULL ||  in sip_seed_dialog()
665 	    ((value = sip_get_header_value(chdr, NULL)) == NULL) ||  in sip_seed_dialog()
694 		if ((dialog->sip_dlg_remote_target = sip_dup_header(chdr)) ==  in sip_seed_dialog()
707 		if ((dialog->sip_dlg_local_contact = sip_dup_header(chdr)) ==  in sip_seed_dialog()
861 	sip_header_t		chdr = NULL;  in sip_complete_dialog()  local
898 		chdr = sip_search_for_header(sip_msg, SIP_CONTACT, NULL);  in sip_complete_dialog()
899 		if (chdr == NULL) {  in sip_complete_dialog()
944 				chdr = sip_search_for_header(sip_msg,  in sip_complete_dialog()
1012 			    sip_dup_header(chdr)) == NULL) {  in sip_complete_dialog()
1028 		if (dialog->sip_dlg_remote_target == NULL && chdr != NULL) {  in sip_complete_dialog()
1036 			    sip_dup_header(chdr)) == NULL) {  in sip_complete_dialog()
1101 		if (chdr == NULL) {  in sip_complete_dialog()
1103 			chdr = sip_search_for_header(sip_msg, SIP_CONTACT,  in sip_complete_dialog()
1107 		if ((chdr == NULL) || ((dialog->sip_dlg_local_contact =  in sip_complete_dialog()
1108 		    sip_dup_header(chdr)) == NULL)) {  in sip_complete_dialog()
1402 	sip_header_t	chdr;  in sip_get_rtarg()  local
1408 	chdr = sip_search_for_header(sip_msg, SIP_CONTACT, NULL);  in sip_get_rtarg()
1410 	if (chdr == NULL)  in sip_get_rtarg()
1412 	if ((dialog->sip_dlg_remote_target = sip_dup_header(chdr)) == NULL)  in sip_get_rtarg()
1474 			sip_header_t	chdr;  in sip_dialog_process()  local
1478 			chdr = sip_search_for_header(sip_msg, SIP_CONTACT,  in sip_dialog_process()
1481 			if (chdr != NULL &&  in sip_dialog_process()
1482 			    (nchdr = sip_dup_header(chdr)) != NULL) {  in sip_dialog_process()
1723 				sip_header_t chdr;  in sip_update_dialog()  local
1726 				chdr = sip_search_for_header(sip_msg,  in sip_update_dialog()
1730 				if (chdr != NULL) {  in sip_update_dialog()
1732 					    = sip_dup_header(chdr);  in sip_update_dialog()
1860 	sip_header_t chdr = NULL;  in sip_dialog_add_new_contact()  local
1864 	chdr = sip_search_for_header(sip_msg, SIP_CONTACT, NULL);  in sip_dialog_add_new_contact()
1867 	if (chdr == NULL)  in sip_dialog_add_new_contact()
1877 	if (((nhdr = sip_dup_header(chdr)) != NULL)) {  in sip_dialog_add_new_contact()