#define _DNS_H__
#include <stdint.h>
+#include <arpa/inet.h>
#define FLAG_RESPONSE 0x8000
#define FLAG_AUTHORATIVE 0x0400
#define MCAST_PORT 5353
#define CLASS_FLUSH 0x8000
+#define CLASS_UNICAST 0x8000
#define CLASS_IN 0x0001
#define MAX_NAME_LEN 8096
#define MAX_DATA_LEN 8096
-#define C_DNS_SD "_services._dns-sd._udp.local"
+#define C_DNS_SD "_services._dns-sd._udp.local"
struct dns_header {
uint16_t id;
uint16_t priority;
uint16_t weight;
uint16_t port;
-} __attribute__((packed, aligned(2)));
+} __attribute__((packed));
struct dns_answer {
uint16_t type;
uint16_t class;
uint32_t ttl;
uint16_t rdlength;
-} __attribute__((packed, aligned(2)));
+} __attribute__((packed));
struct dns_question {
uint16_t type;
uint16_t class;
-} __attribute__((packed, aligned(2)));
+} __attribute__((packed));
struct interface;
+extern int cfg_proto;
+extern int cfg_no_subnet;
-void dns_send_question(struct interface *iface, const char *question, int type);
+void dns_send_question(struct interface *iface, struct sockaddr *to,
+ const char *question, int type, int multicast);
void dns_init_answer(void);
-void dns_add_answer(int type, const uint8_t *rdata, uint16_t rdlength);
-void dns_send_answer(struct interface *iface, const char *answer);
+void dns_add_answer(int type, const uint8_t *rdata, uint16_t rdlength, int ttl);
+void dns_send_answer(struct interface *iface, struct sockaddr *to, const char *answer);
+void dns_reply_a(struct interface *iface, struct sockaddr *to, int ttl);
const char* dns_type_string(uint16_t type);
-void dns_handle_packet(struct interface *iface, uint8_t *buf, int len);
+void dns_handle_packet(struct interface *iface, struct sockaddr *s, uint16_t port, uint8_t *buf, int len);
#endif