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ldns
1.7.0
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17 #include <sys/socket.h>
23 #define LDNS_DEFAULT_TIMEOUT_SEC 5
24 #define LDNS_DEFAULT_TIMEOUT_USEC 0
109 int ldns_tcp_connect(
const struct sockaddr_storage *to, socklen_t tolen,
struct timeval timeout);
117 int ldns_udp_connect(
const struct sockaddr_storage *to,
struct timeval timeout);
173 uint8_t *
ldns_udp_read_wire(
int sockfd,
size_t *size,
struct sockaddr_storage *fr, socklen_t *frlen);
enum ldns_enum_rr_class ldns_rr_class
implementation of buffers to ease operations
ldns_status ldns_send(ldns_pkt **pkt, ldns_resolver *r, const ldns_pkt *query_pkt)
Sends ptk to the nameserver at the resolver object.
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)
Sends a buffer to an ip using udp and return the respons as a ldns_pkt.
uint8_t * ldns_udp_read_wire(int sockfd, size_t *size, struct sockaddr_storage *fr, socklen_t *frlen)
Gives back a raw packet from the wire and reads the header data from the given socket.
int ldns_tcp_connect(const struct sockaddr_storage *to, socklen_t tolen, struct timeval timeout)
Create a tcp socket to the specified address.
int ldns_tcp_bgsend(ldns_buffer *qbin, const struct sockaddr_storage *to, socklen_t tolen, struct timeval timeout)
Send an tcp query and don't wait for an answer but return the socket.
ldns_rdf * ldns_sockaddr_storage2rdf(const struct sockaddr_storage *sock, uint16_t *port)
returns an rdf with the sockaddr info.
ssize_t ldns_tcp_send_query(ldns_buffer *qbin, int sockfd, const struct sockaddr_storage *to, socklen_t tolen)
send a query via tcp to a server.
enum ldns_enum_status ldns_status
struct sockaddr_storage * ldns_rdf2native_sockaddr_storage(const ldns_rdf *rd, uint16_t port, size_t *size)
returns the native sockaddr representation from the rdf.
Resource record data field.
ldns_status ldns_axfr_start(ldns_resolver *resolver, const ldns_rdf *domain, ldns_rr_class c)
Prepares the resolver for an axfr query The query is sent and the answers can be read with ldns_axfr_...
ldns_status ldns_send_buffer(ldns_pkt **pkt, ldns_resolver *r, ldns_buffer *qb, ldns_rdf *tsig_mac)
Sends and ldns_buffer (presumably containing a packet to the nameserver at the resolver object.
uint8_t * ldns_tcp_read_wire_timeout(int sockfd, size_t *size, struct timeval timeout)
Gives back a raw packet from the wire and reads the header data from the given socket.
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)
Sends a buffer to an ip using tcp and return the respons as a ldns_pkt.
int ldns_udp_bgsend(ldns_buffer *qbin, const struct sockaddr_storage *to, socklen_t tolen, struct timeval timeout)
Send an udp query and don't wait for an answer but return the socket.
int ldns_udp_connect(const struct sockaddr_storage *to, struct timeval timeout)
Create a udp socket to the specified address.
uint8_t * ldns_tcp_read_wire(int sockfd, size_t *size)
This routine may block.
ssize_t ldns_udp_send_query(ldns_buffer *qbin, int sockfd, const struct sockaddr_storage *to, socklen_t tolen)
send a query via udp to a server.
DNS stub resolver structure.
1.8.17