daxi20/smartdns
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This commit is contained in:
Nick Peng
2018-05-12 10:09:42 +08:00
parent b8cb84fc4a
commit 675534ab12
2 changed files with 32 additions and 11 deletions
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13
dns.h
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@@ -148,6 +148,7 @@ typedef union dns_answer_t {
struct dns_rrs {
unsigned short next;
unsigned short len;
dns_type_t type;
unsigned char data[0];
};
@@ -164,4 +165,16 @@ struct dns_packet {
int dns_decode(struct dns_packet *packet, unsigned char *data, int size);
int dns_encode(unsigned char *data, int size, struct dns_packet *packet);
int dns_packet_init(struct dns_packet *packet, int size);
int dns_get_domain(struct dns_rrs *rrs, char *domain, int maxsize, int *qtype, int *qclass);
int dns_add_domain(struct dns_packet *packet, char *domain, int qtype, int qclass);
struct dns_rrs *dns_rr_get_next(struct dns_packet *packet, struct dns_rrs *rrs);
struct dns_rrs *dns_rr_get_start(struct dns_packet *packet, int type, int *count);
#endif