mbed-os/features/nanostack/sal-stack-nanostack/source/libDHCPv6/libDHCPv6_vendordata.h

45 lines
1.6 KiB
C

/*
* Copyright (c) 2020, Arm Limited and affiliates.
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef LIBDHCPV6_VENDOR_DATA_H_
#define LIBDHCPV6_VENDOR_DATA_H_
/*ARM enterprise number used to identify ARM generated Vendor data options*/
#define ARM_ENTERPRISE_NUMBER 4128
/* ARM Defined vendor data option to distribute DNS query results through DHCP server
* Format
*
* uint8_t address[16]
* domain string nul terminated.
*
* multiple results must be in separated vendor option data fields
* */
#define ARM_DHCP_VENDOR_DATA_DNS_QUERY_RESULT 297
/* DHCPv6 vendor options to distribute ARM vendor data*/
uint16_t net_dns_option_vendor_option_data_dns_query_length(char *domain);
uint8_t *net_dns_option_vendor_option_data_dns_query_write(uint8_t *ptr, uint8_t *address, char *domain);
uint16_t net_dns_option_vendor_option_data_get_next(uint8_t *ptr, uint16_t length, uint16_t *type);
uint16_t net_dns_option_vendor_option_data_dns_query_read(uint8_t *ptr, uint16_t length, uint8_t **address, char **domain);
#endif /* LIBDHCPV6_VENDOR_DATA_H_ */