613 	sip_header_t		chdr;  in sip_seed_dialog()  local
648 	chdr = sip_search_for_header(sip_msg, SIP_CONTACT, NULL);  in sip_seed_dialog()
652 	if ((fhdr == NULL && thdr == NULL) || cihdr == NULL || chdr == NULL ||  in sip_seed_dialog()
667 	    ((value = sip_get_header_value(chdr, NULL)) == NULL) ||  in sip_seed_dialog()
696 		if ((dialog->sip_dlg_remote_target = sip_dup_header(chdr)) ==  in sip_seed_dialog()
709 		if ((dialog->sip_dlg_local_contact = sip_dup_header(chdr)) ==  in sip_seed_dialog()
863 	sip_header_t		chdr = NULL;  in sip_complete_dialog()  local
900 		chdr = sip_search_for_header(sip_msg, SIP_CONTACT, NULL);  in sip_complete_dialog()
901 		if (chdr == NULL) {  in sip_complete_dialog()
946 				chdr = sip_search_for_header(sip_msg,  in sip_complete_dialog()
1014 			    sip_dup_header(chdr)) == NULL) {  in sip_complete_dialog()
1030 		if (dialog->sip_dlg_remote_target == NULL && chdr != NULL) {  in sip_complete_dialog()
1038 			    sip_dup_header(chdr)) == NULL) {  in sip_complete_dialog()
1103 		if (chdr == NULL) {  in sip_complete_dialog()
1105 			chdr = sip_search_for_header(sip_msg, SIP_CONTACT,  in sip_complete_dialog()
1109 		if ((chdr == NULL) || ((dialog->sip_dlg_local_contact =  in sip_complete_dialog()
1110 		    sip_dup_header(chdr)) == NULL)) {  in sip_complete_dialog()
1404 	sip_header_t	chdr;  in sip_get_rtarg()  local
1410 	chdr = sip_search_for_header(sip_msg, SIP_CONTACT, NULL);  in sip_get_rtarg()
1412 	if (chdr == NULL)  in sip_get_rtarg()
1414 	if ((dialog->sip_dlg_remote_target = sip_dup_header(chdr)) == NULL)  in sip_get_rtarg()
1476 			sip_header_t	chdr;  in sip_dialog_process()  local
1480 			chdr = sip_search_for_header(sip_msg, SIP_CONTACT,  in sip_dialog_process()
1483 			if (chdr != NULL &&  in sip_dialog_process()
1484 			    (nchdr = sip_dup_header(chdr)) != NULL) {  in sip_dialog_process()
1725 				sip_header_t chdr;  in sip_update_dialog()  local
1728 				chdr = sip_search_for_header(sip_msg,  in sip_update_dialog()
1732 				if (chdr != NULL) {  in sip_update_dialog()
1734 					    = sip_dup_header(chdr);  in sip_update_dialog()
1862 	sip_header_t chdr = NULL;  in sip_dialog_add_new_contact()  local
1866 	chdr = sip_search_for_header(sip_msg, SIP_CONTACT, NULL);  in sip_dialog_add_new_contact()
1869 	if (chdr == NULL)  in sip_dialog_add_new_contact()
1879 	if (((nhdr = sip_dup_header(chdr)) != NULL)) {  in sip_dialog_add_new_contact()