dns_private.h

   1 #ifndef __DNS_PRIVATE_H__
   2 #define __DNS_PRIVATE_H__
   3
   4 #include <dns.h>
   5 #include <resolv.h>
   6 #include <sys/cdefs.h>
   7
   8 #define MDNS_HANDLE_NAME "*MDNS*"
   9
  10 #define DNS_FLAG_DEBUG                    0x00000001
  11 #define DNS_FLAG_CHECK_RESOLVER_DIR       0x00000002
  12 #define DNS_FLAG_HAVE_IPV6_SERVER         0x00000004
  13 #define DNS_FLAG_OK_TO_SKIP_AAAA          0x00000008
  14 #define DNS_FLAG_DEFAULT_RESOLVER         0x00000010
  15 #define DNS_FLAG_FORWARD_TO_MDNSRESPONDER 0x00000020
  16
  17 typedef struct
  18 {
  19         res_state res;
  20         char *source;
  21         char *name;
  22         uint32_t search_count;
  23         char **search_list;
  24         uint16_t port;
  25         uint32_t flags;
  26         uint32_t total_timeout;
  27         uint32_t send_timeout;
  28         uint32_t search_order;
  29         uint32_t reserved1;
  30         void *reserved_pointer1;
  31 } pdns_handle_t;
  32
  33 typedef struct
  34 {
  35         pdns_handle_t *pdns_primary;
  36         uint32_t client_count;
  37         pdns_handle_t **client;
  38         uint32_t modtime;
  39         uint32_t stattime;
  40         uint32_t stat_latency;
  41         uint32_t flags;
  42         int notify_sys_config_token;
  43         int notify_dir_token;
  44         int notify_delay_token;
  45         time_t dns_delay;
  46         uint32_t reserved1;
  47         void *reserved_pointer1;
  48 } sdns_handle_t;
  49
  50 typedef struct __dns_handle_private_struct
  51 {
  52         uint32_t handle_type;
  53         sdns_handle_t *sdns;
  54         pdns_handle_t *pdns;
  55         char *recvbuf;
  56         uint32_t recvsize;
  57         uint32_t reserved1;
  58         uint32_t reserved2;
  59         void *reserved_pointer1;
  60         void *reserved_pointer2;
  61 } dns_private_handle_t;
  62
  63
  64 __BEGIN_DECLS
  65
  66 /*
  67  * Returns the number of nameserver addresses available to the input
  68  * DNS client.  Returns zero if the input handle is a "Super" DNS handle.
  69  */
  70 extern uint32_t dns_server_list_count(dns_handle_t d);
  71
  72 /*
  73  * Returns the nameserver address at the given index.  Returns NULL
  74  * if the index is out of range.  Caller should free the returned sockaddr.
  75  */
  76 extern struct sockaddr *dns_server_list_address(dns_handle_t d, uint32_t i);
  77
  78 /*
  79  * Returns a list of all server addresses for all clients.
  80  * Caller must free each list entry, and the returned list.
  81  */
  82 extern void dns_all_server_addrs(dns_handle_t d, struct sockaddr ***addrs, uint32_t *count);
  83
  84 /*
  85  * Returns the number of names in the search list.
  86  */
  87 uint32_t dns_search_list_count(dns_handle_t d);
  88
  89 __END_DECLS
  90
  91 #endif /* __DNS_PRIVATE_H__ */