#include <netinet/in.h>
#include "util.h"
+#include "hashmap.h"
+#include "in-addr-util.h"
typedef struct DnsResourceKey DnsResourceKey;
typedef struct DnsResourceRecord DnsResourceRecord;
/* DNS record classes, see RFC 1035 */
enum {
DNS_CLASS_IN = 0x01,
+ DNS_CLASS_ANY = 0xFF,
};
/* DNS record types, see RFC 1035 */
DNS_TYPE_TXT = 0x10,
DNS_TYPE_AAAA = 0x1C,
DNS_TYPE_SRV = 0x21,
+ DNS_TYPE_DNAME = 0x27,
+ DNS_TYPE_SSHFP = 0x2C,
/* Special records */
DNS_TYPE_ANY = 0xFF,
};
struct DnsResourceKey {
- uint16_t class;
- uint16_t type;
- char *name;
+ unsigned n_ref;
+ uint16_t class, type;
+ char *_name; /* don't access directy, use DNS_RESOURCE_KEY_NAME()! */
};
struct DnsResourceRecord {
unsigned n_ref;
-
- DnsResourceKey key;
+ DnsResourceKey *key;
uint32_t ttl;
-
union {
struct {
void *data;
struct {
struct in6_addr in6_addr;
} aaaa;
+
+ struct {
+ char *mname;
+ char *rname;
+ uint32_t serial;
+ uint32_t refresh;
+ uint32_t retry;
+ uint32_t expire;
+ uint32_t minimum;
+ } soa;
};
};
-void dns_resource_key_free(DnsResourceKey *key);
+static inline const char* DNS_RESOURCE_KEY_NAME(const DnsResourceKey *key) {
+ if (_unlikely_(!key))
+ return NULL;
-DnsResourceRecord* dns_resource_record_new(void);
+ if (key->_name)
+ return key->_name;
+
+ return (char*) key + sizeof(DnsResourceKey);
+}
+
+DnsResourceKey* dns_resource_key_new(uint16_t class, uint16_t type, const char *name);
+DnsResourceKey* dns_resource_key_new_consume(uint16_t class, uint16_t type, char *name);
+DnsResourceKey* dns_resource_key_ref(DnsResourceKey *key);
+DnsResourceKey* dns_resource_key_unref(DnsResourceKey *key);
+int dns_resource_key_equal(const DnsResourceKey *a, const DnsResourceKey *b);
+int dns_resource_key_match_rr(const DnsResourceKey *key, const DnsResourceRecord *rr);
+int dns_resource_key_match_cname(const DnsResourceKey *key, const DnsResourceRecord *rr);
+unsigned long dns_resource_key_hash_func(const void *i, const uint8_t hash_key[HASH_KEY_SIZE]);
+int dns_resource_key_compare_func(const void *a, const void *b);
+DEFINE_TRIVIAL_CLEANUP_FUNC(DnsResourceKey*, dns_resource_key_unref);
+
+DnsResourceRecord* dns_resource_record_new(DnsResourceKey *key);
DnsResourceRecord* dns_resource_record_ref(DnsResourceRecord *rr);
DnsResourceRecord* dns_resource_record_unref(DnsResourceRecord *rr);
-
+int dns_resource_record_new_reverse(DnsResourceRecord **ret, int family, const union in_addr_union *address, const char *name);
+int dns_resource_record_equal(const DnsResourceRecord *a, const DnsResourceRecord *b);
DEFINE_TRIVIAL_CLEANUP_FUNC(DnsResourceRecord*, dns_resource_record_unref);
+
+const char *dns_type_to_string(uint16_t type);
+const char *dns_class_to_string(uint16_t type);