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)