1*c9945492SAndroid Build Coastguard Worker #ifndef _RESOLV_H 2*c9945492SAndroid Build Coastguard Worker #define _RESOLV_H 3*c9945492SAndroid Build Coastguard Worker 4*c9945492SAndroid Build Coastguard Worker #include <stdint.h> 5*c9945492SAndroid Build Coastguard Worker #include <arpa/nameser.h> 6*c9945492SAndroid Build Coastguard Worker #include <netinet/in.h> 7*c9945492SAndroid Build Coastguard Worker 8*c9945492SAndroid Build Coastguard Worker #ifdef __cplusplus 9*c9945492SAndroid Build Coastguard Worker extern "C" { 10*c9945492SAndroid Build Coastguard Worker #endif 11*c9945492SAndroid Build Coastguard Worker 12*c9945492SAndroid Build Coastguard Worker #define MAXNS 3 13*c9945492SAndroid Build Coastguard Worker #define MAXDFLSRCH 3 14*c9945492SAndroid Build Coastguard Worker #define MAXDNSRCH 6 15*c9945492SAndroid Build Coastguard Worker #define LOCALDOMAINPARTS 2 16*c9945492SAndroid Build Coastguard Worker 17*c9945492SAndroid Build Coastguard Worker #define RES_TIMEOUT 5 18*c9945492SAndroid Build Coastguard Worker #define MAXRESOLVSORT 10 19*c9945492SAndroid Build Coastguard Worker #define RES_MAXNDOTS 15 20*c9945492SAndroid Build Coastguard Worker #define RES_MAXRETRANS 30 21*c9945492SAndroid Build Coastguard Worker #define RES_MAXRETRY 5 22*c9945492SAndroid Build Coastguard Worker #define RES_DFLRETRY 2 23*c9945492SAndroid Build Coastguard Worker #define RES_MAXTIME 65535 24*c9945492SAndroid Build Coastguard Worker 25*c9945492SAndroid Build Coastguard Worker /* unused; purely for broken apps */ 26*c9945492SAndroid Build Coastguard Worker typedef struct __res_state { 27*c9945492SAndroid Build Coastguard Worker int retrans; 28*c9945492SAndroid Build Coastguard Worker int retry; 29*c9945492SAndroid Build Coastguard Worker unsigned long options; 30*c9945492SAndroid Build Coastguard Worker int nscount; 31*c9945492SAndroid Build Coastguard Worker struct sockaddr_in nsaddr_list[MAXNS]; 32*c9945492SAndroid Build Coastguard Worker # define nsaddr nsaddr_list[0] 33*c9945492SAndroid Build Coastguard Worker unsigned short id; 34*c9945492SAndroid Build Coastguard Worker char *dnsrch[MAXDNSRCH+1]; 35*c9945492SAndroid Build Coastguard Worker char defdname[256]; 36*c9945492SAndroid Build Coastguard Worker unsigned long pfcode; 37*c9945492SAndroid Build Coastguard Worker unsigned ndots:4; 38*c9945492SAndroid Build Coastguard Worker unsigned nsort:4; 39*c9945492SAndroid Build Coastguard Worker unsigned ipv6_unavail:1; 40*c9945492SAndroid Build Coastguard Worker unsigned unused:23; 41*c9945492SAndroid Build Coastguard Worker struct { 42*c9945492SAndroid Build Coastguard Worker struct in_addr addr; 43*c9945492SAndroid Build Coastguard Worker uint32_t mask; 44*c9945492SAndroid Build Coastguard Worker } sort_list[MAXRESOLVSORT]; 45*c9945492SAndroid Build Coastguard Worker void *qhook; 46*c9945492SAndroid Build Coastguard Worker void *rhook; 47*c9945492SAndroid Build Coastguard Worker int res_h_errno; 48*c9945492SAndroid Build Coastguard Worker int _vcsock; 49*c9945492SAndroid Build Coastguard Worker unsigned _flags; 50*c9945492SAndroid Build Coastguard Worker union { 51*c9945492SAndroid Build Coastguard Worker char pad[52]; 52*c9945492SAndroid Build Coastguard Worker struct { 53*c9945492SAndroid Build Coastguard Worker uint16_t nscount; 54*c9945492SAndroid Build Coastguard Worker uint16_t nsmap[MAXNS]; 55*c9945492SAndroid Build Coastguard Worker int nssocks[MAXNS]; 56*c9945492SAndroid Build Coastguard Worker uint16_t nscount6; 57*c9945492SAndroid Build Coastguard Worker uint16_t nsinit; 58*c9945492SAndroid Build Coastguard Worker struct sockaddr_in6 *nsaddrs[MAXNS]; 59*c9945492SAndroid Build Coastguard Worker unsigned int _initstamp[2]; 60*c9945492SAndroid Build Coastguard Worker } _ext; 61*c9945492SAndroid Build Coastguard Worker } _u; 62*c9945492SAndroid Build Coastguard Worker } *res_state; 63*c9945492SAndroid Build Coastguard Worker 64*c9945492SAndroid Build Coastguard Worker #define __RES 19960801 65*c9945492SAndroid Build Coastguard Worker 66*c9945492SAndroid Build Coastguard Worker #ifndef _PATH_RESCONF 67*c9945492SAndroid Build Coastguard Worker #define _PATH_RESCONF "/etc/resolv.conf" 68*c9945492SAndroid Build Coastguard Worker #endif 69*c9945492SAndroid Build Coastguard Worker 70*c9945492SAndroid Build Coastguard Worker struct res_sym { 71*c9945492SAndroid Build Coastguard Worker int number; 72*c9945492SAndroid Build Coastguard Worker char *name; 73*c9945492SAndroid Build Coastguard Worker char *humanname; 74*c9945492SAndroid Build Coastguard Worker }; 75*c9945492SAndroid Build Coastguard Worker 76*c9945492SAndroid Build Coastguard Worker #define RES_F_VC 0x00000001 77*c9945492SAndroid Build Coastguard Worker #define RES_F_CONN 0x00000002 78*c9945492SAndroid Build Coastguard Worker #define RES_F_EDNS0ERR 0x00000004 79*c9945492SAndroid Build Coastguard Worker 80*c9945492SAndroid Build Coastguard Worker #define RES_EXHAUSTIVE 0x00000001 81*c9945492SAndroid Build Coastguard Worker 82*c9945492SAndroid Build Coastguard Worker #define RES_INIT 0x00000001 83*c9945492SAndroid Build Coastguard Worker #define RES_DEBUG 0x00000002 84*c9945492SAndroid Build Coastguard Worker #define RES_AAONLY 0x00000004 85*c9945492SAndroid Build Coastguard Worker #define RES_USEVC 0x00000008 86*c9945492SAndroid Build Coastguard Worker #define RES_PRIMARY 0x00000010 87*c9945492SAndroid Build Coastguard Worker #define RES_IGNTC 0x00000020 88*c9945492SAndroid Build Coastguard Worker #define RES_RECURSE 0x00000040 89*c9945492SAndroid Build Coastguard Worker #define RES_DEFNAMES 0x00000080 90*c9945492SAndroid Build Coastguard Worker #define RES_STAYOPEN 0x00000100 91*c9945492SAndroid Build Coastguard Worker #define RES_DNSRCH 0x00000200 92*c9945492SAndroid Build Coastguard Worker #define RES_INSECURE1 0x00000400 93*c9945492SAndroid Build Coastguard Worker #define RES_INSECURE2 0x00000800 94*c9945492SAndroid Build Coastguard Worker #define RES_NOALIASES 0x00001000 95*c9945492SAndroid Build Coastguard Worker #define RES_USE_INET6 0x00002000 96*c9945492SAndroid Build Coastguard Worker #define RES_ROTATE 0x00004000 97*c9945492SAndroid Build Coastguard Worker #define RES_NOCHECKNAME 0x00008000 98*c9945492SAndroid Build Coastguard Worker #define RES_KEEPTSIG 0x00010000 99*c9945492SAndroid Build Coastguard Worker #define RES_BLAST 0x00020000 100*c9945492SAndroid Build Coastguard Worker #define RES_USEBSTRING 0x00040000 101*c9945492SAndroid Build Coastguard Worker #define RES_NOIP6DOTINT 0x00080000 102*c9945492SAndroid Build Coastguard Worker #define RES_USE_EDNS0 0x00100000 103*c9945492SAndroid Build Coastguard Worker #define RES_SNGLKUP 0x00200000 104*c9945492SAndroid Build Coastguard Worker #define RES_SNGLKUPREOP 0x00400000 105*c9945492SAndroid Build Coastguard Worker #define RES_USE_DNSSEC 0x00800000 106*c9945492SAndroid Build Coastguard Worker 107*c9945492SAndroid Build Coastguard Worker #define RES_DEFAULT (RES_RECURSE|RES_DEFNAMES|RES_DNSRCH|RES_NOIP6DOTINT) 108*c9945492SAndroid Build Coastguard Worker 109*c9945492SAndroid Build Coastguard Worker #define RES_PRF_STATS 0x00000001 110*c9945492SAndroid Build Coastguard Worker #define RES_PRF_UPDATE 0x00000002 111*c9945492SAndroid Build Coastguard Worker #define RES_PRF_CLASS 0x00000004 112*c9945492SAndroid Build Coastguard Worker #define RES_PRF_CMD 0x00000008 113*c9945492SAndroid Build Coastguard Worker #define RES_PRF_QUES 0x00000010 114*c9945492SAndroid Build Coastguard Worker #define RES_PRF_ANS 0x00000020 115*c9945492SAndroid Build Coastguard Worker #define RES_PRF_AUTH 0x00000040 116*c9945492SAndroid Build Coastguard Worker #define RES_PRF_ADD 0x00000080 117*c9945492SAndroid Build Coastguard Worker #define RES_PRF_HEAD1 0x00000100 118*c9945492SAndroid Build Coastguard Worker #define RES_PRF_HEAD2 0x00000200 119*c9945492SAndroid Build Coastguard Worker #define RES_PRF_TTLID 0x00000400 120*c9945492SAndroid Build Coastguard Worker #define RES_PRF_HEADX 0x00000800 121*c9945492SAndroid Build Coastguard Worker #define RES_PRF_QUERY 0x00001000 122*c9945492SAndroid Build Coastguard Worker #define RES_PRF_REPLY 0x00002000 123*c9945492SAndroid Build Coastguard Worker #define RES_PRF_INIT 0x00004000 124*c9945492SAndroid Build Coastguard Worker 125*c9945492SAndroid Build Coastguard Worker struct __res_state *__res_state(void); 126*c9945492SAndroid Build Coastguard Worker #define _res (*__res_state()) 127*c9945492SAndroid Build Coastguard Worker 128*c9945492SAndroid Build Coastguard Worker int res_init(void); 129*c9945492SAndroid Build Coastguard Worker int res_query(const char *, int, int, unsigned char *, int); 130*c9945492SAndroid Build Coastguard Worker int res_querydomain(const char *, const char *, int, int, unsigned char *, int); 131*c9945492SAndroid Build Coastguard Worker int res_search(const char *, int, int, unsigned char *, int); 132*c9945492SAndroid Build Coastguard Worker int res_mkquery(int, const char *, int, int, const unsigned char *, int, const unsigned char*, unsigned char *, int); 133*c9945492SAndroid Build Coastguard Worker int res_send(const unsigned char *, int, unsigned char *, int); 134*c9945492SAndroid Build Coastguard Worker int dn_comp(const char *, unsigned char *, int, unsigned char **, unsigned char **); 135*c9945492SAndroid Build Coastguard Worker int dn_expand(const unsigned char *, const unsigned char *, const unsigned char *, char *, int); 136*c9945492SAndroid Build Coastguard Worker int dn_skipname(const unsigned char *, const unsigned char *); 137*c9945492SAndroid Build Coastguard Worker 138*c9945492SAndroid Build Coastguard Worker #ifdef __cplusplus 139*c9945492SAndroid Build Coastguard Worker } 140*c9945492SAndroid Build Coastguard Worker #endif 141*c9945492SAndroid Build Coastguard Worker 142*c9945492SAndroid Build Coastguard Worker #endif 143