net.h

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00001 /*
00002  * net.h
00003  *
00004  * DNS Resolver definitions
00005  *
00006  * a Net::DNS like library for C
00007  *
00008  * (c) NLnet Labs, 2005-2006
00009  *
00010  * See the file LICENSE for the license
00011  */
00012 
00013 #ifndef LDNS_NET_H
00014 #define LDNS_NET_H
00015 
00016 #include <ldns/ldns.h>
00017 #include <sys/socket.h>
00018 
00019 #ifdef __cplusplus
00020 extern "C" {
00021 #endif
00022 
00023 #define LDNS_DEFAULT_TIMEOUT_SEC 5
00024 #define LDNS_DEFAULT_TIMEOUT_USEC 0
00025 
00042 ldns_status ldns_udp_send(uint8_t **result, ldns_buffer *qbin, const struct sockaddr_storage *to, socklen_t tolen, struct timeval timeout, size_t *answersize);
00043 
00053 int ldns_udp_bgsend(ldns_buffer *qbin, const struct sockaddr_storage *to, socklen_t tolen, struct timeval timeout);
00054 
00064 int ldns_tcp_bgsend(ldns_buffer *qbin, const struct sockaddr_storage *to, socklen_t tolen, struct timeval timeout);
00065 
00077 ldns_status ldns_tcp_send(uint8_t **result, ldns_buffer *qbin, const struct sockaddr_storage *to, socklen_t tolen, struct timeval timeout, size_t *answersize);
00078 
00088 ldns_status ldns_send(ldns_pkt **pkt, ldns_resolver *r, const ldns_pkt *query_pkt);
00089 
00100 ldns_status ldns_send_buffer(ldns_pkt **pkt, ldns_resolver *r, ldns_buffer *qb, ldns_rdf *tsig_mac);
00101 
00109 int ldns_tcp_connect(const struct sockaddr_storage *to, socklen_t tolen, struct timeval timeout);
00110 
00117 int ldns_udp_connect(const struct sockaddr_storage *to, struct timeval timeout);
00118 
00128 ssize_t ldns_tcp_send_query(ldns_buffer *qbin, int sockfd, const struct sockaddr_storage *to, socklen_t tolen);
00129 
00139 ssize_t ldns_udp_send_query(ldns_buffer *qbin, int sockfd, const struct sockaddr_storage *to, socklen_t tolen);
00140 
00150 uint8_t *ldns_tcp_read_wire_timeout(int sockfd, size_t *size, struct timeval timeout);
00151 
00161 uint8_t *ldns_tcp_read_wire(int sockfd, size_t *size);
00162 
00173 uint8_t *ldns_udp_read_wire(int sockfd, size_t *size, struct sockaddr_storage *fr, socklen_t *frlen);
00174 
00183 struct sockaddr_storage * ldns_rdf2native_sockaddr_storage(const ldns_rdf *rd, uint16_t port, size_t *size);
00184 
00191 ldns_rdf * ldns_sockaddr_storage2rdf(struct sockaddr_storage *sock, uint16_t *port);
00192 
00201 ldns_status ldns_axfr_start(ldns_resolver *resolver, ldns_rdf *domain, ldns_rr_class c);
00202 
00203 #ifdef __cplusplus
00204 }
00205 #endif
00206 
00207 #endif  /* LDNS_NET_H */

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