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| dns_ip4_packet(3) | FreeBSD Library Functions Manual | dns_ip4_packet(3) |
NAME
dns_ip4_packet - extract IPv4 address from DNS answer packetSYNTAX
#include <libowfat/dns.h>int dns_ip4_packet(stralloc* out,const char* buf, unsigned int len);
DESCRIPTION
dns_ip4_packet is a low-level component of dns_ip4, designed to support asynchronous DNS lookups. It reads a DNS packet of length len from buf, extracts IP addresses from the answer section of the packet, puts the addresses into out, and returns 0 or -1 the same way as dns_ip4.SEE ALSO
dns_ip4(3), dns_ip6_packet(3)
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