109 static uint8_t *dhcpv4_find_option(uint8_t *data, size_t datalen,  in dhcpv4_find_option()  argument
114 	while (datalen > 0) {  in dhcpv4_find_option()
123 			datalen--;  in dhcpv4_find_option()
132 		if (datalen < 2) {  in dhcpv4_find_option()
138 		if (datalen < len + 2) {  in dhcpv4_find_option()
150 		datalen -= len + 2;  in dhcpv4_find_option()
156 static int dhcpv4_find_message_type_option(uint8_t *data, size_t datalen,  in dhcpv4_find_message_type_option()  argument
162 	opt = dhcpv4_find_option(data, datalen, &optlen,  in dhcpv4_find_message_type_option()
177 static int dhcpv4_find_server_id_option(uint8_t *data, size_t datalen,  in dhcpv4_find_server_id_option()  argument
183 	opt = dhcpv4_find_option(data, datalen, &optlen,  in dhcpv4_find_server_id_option()
198 static int dhcpv4_find_client_id_option(uint8_t *data, size_t datalen,  in dhcpv4_find_client_id_option()  argument
204 	opt = dhcpv4_find_option(data, datalen, &optlen,  in dhcpv4_find_client_id_option()
225 static int dhcpv4_find_requested_ip_option(uint8_t *data, size_t datalen,  in dhcpv4_find_requested_ip_option()  argument
231 	opt = dhcpv4_find_option(data, datalen, &optlen,  in dhcpv4_find_requested_ip_option()
246 static int dhcpv4_find_ip_lease_time_option(uint8_t *data, size_t datalen,  in dhcpv4_find_ip_lease_time_option()  argument
252 	opt = dhcpv4_find_option(data, datalen, &optlen,  in dhcpv4_find_ip_lease_time_option()
268 				uint8_t *data, size_t datalen,  in dhcpv4_find_parameter_request_list_option()  argument
274 	opt = dhcpv4_find_option(data, datalen, &optlen,  in dhcpv4_find_parameter_request_list_option()
1426 				size_t datalen)  in dhcpv4_process_data()  argument
1432 	if (datalen < sizeof(struct dhcp_msg)) {  in dhcpv4_process_data()
1445 	datalen -= sizeof(struct dhcp_msg);  in dhcpv4_process_data()
1448 	if (datalen < (SIZE_OF_SNAME + SIZE_OF_FILE + SIZE_OF_MAGIC_COOKIE)) {  in dhcpv4_process_data()
1453 	datalen -= SIZE_OF_SNAME + SIZE_OF_FILE + SIZE_OF_MAGIC_COOKIE;  in dhcpv4_process_data()
1456 	ret = dhcpv4_find_message_type_option(data, datalen, &msgtype);  in dhcpv4_process_data()
1466 		dhcpv4_handle_discover(ctx, msg, data, datalen);  in dhcpv4_process_data()
1469 		dhcpv4_handle_request(ctx, msg, data, datalen);  in dhcpv4_process_data()
1472 		dhcpv4_handle_decline(ctx, msg, data, datalen);  in dhcpv4_process_data()
1475 		dhcpv4_handle_release(ctx, msg, data, datalen);  in dhcpv4_process_data()
1478 		dhcpv4_handle_inform(ctx, msg, data, datalen);  in dhcpv4_process_data()