1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _UAPI_LINUX_DNS_RESOLVER_H 20 #define _UAPI_LINUX_DNS_RESOLVER_H 21 #include <linux/types.h> 22 enum dns_payload_content_type { 23 DNS_PAYLOAD_IS_SERVER_LIST = 0, 24 }; 25 enum dns_payload_address_type { 26 DNS_ADDRESS_IS_IPV4 = 0, 27 DNS_ADDRESS_IS_IPV6 = 1, 28 }; 29 enum dns_payload_protocol_type { 30 DNS_SERVER_PROTOCOL_UNSPECIFIED = 0, 31 DNS_SERVER_PROTOCOL_UDP = 1, 32 DNS_SERVER_PROTOCOL_TCP = 2, 33 }; 34 enum dns_record_source { 35 DNS_RECORD_UNAVAILABLE = 0, 36 DNS_RECORD_FROM_CONFIG = 1, 37 DNS_RECORD_FROM_DNS_A = 2, 38 DNS_RECORD_FROM_DNS_AFSDB = 3, 39 DNS_RECORD_FROM_DNS_SRV = 4, 40 DNS_RECORD_FROM_NSS = 5, 41 NR__dns_record_source 42 }; 43 enum dns_lookup_status { 44 DNS_LOOKUP_NOT_DONE = 0, 45 DNS_LOOKUP_GOOD = 1, 46 DNS_LOOKUP_GOOD_WITH_BAD = 2, 47 DNS_LOOKUP_BAD = 3, 48 DNS_LOOKUP_GOT_NOT_FOUND = 4, 49 DNS_LOOKUP_GOT_LOCAL_FAILURE = 5, 50 DNS_LOOKUP_GOT_TEMP_FAILURE = 6, 51 DNS_LOOKUP_GOT_NS_FAILURE = 7, 52 NR__dns_lookup_status 53 }; 54 struct dns_payload_header { 55 __u8 zero; 56 __u8 content; 57 __u8 version; 58 } __packed; 59 struct dns_server_list_v1_header { 60 struct dns_payload_header hdr; 61 __u8 source; 62 __u8 status; 63 __u8 nr_servers; 64 } __packed; 65 struct dns_server_list_v1_server { 66 __u16 name_len; 67 __u16 priority; 68 __u16 weight; 69 __u16 port; 70 __u8 source; 71 __u8 status; 72 __u8 protocol; 73 __u8 nr_addrs; 74 } __packed; 75 struct dns_server_list_v1_address { 76 __u8 address_type; 77 } __packed; 78 #endif 79
