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dns_name_packet(3) Library Functions Manual dns_name_packet(3)

NAME

dns_name_packet - extract names from DNS answer packet

SYNTAX

#include <dns.h>

int dns_name_packet(stralloc* out,const char* buf, unsigned int len);

DESCRIPTION

dns_name_packet is a low-level component of dns_name4, designed to support asynchronous DNS lookups. It reads a DNS packet of length len from buf, extracts the first PTR record from the answer section of the packet, puts the result into out, and returns 0 or -1 the same way as dns_name4.

SEE ALSO

dns_name4(3), dns_name6(3), dns_ip4_packet(3)