ares_parse_mx_reply(3) Library Functions Manual ares_parse_mx_reply(3)
NAME
ares_parse_mx_reply - Parse a reply to a DNS query of type MX
SYNOPSIS
#include <ares.h>
int ares_parse_mx_reply(const unsigned char* abuf, int alen,
struct ares_mx_reply** mx_out);
DESCRIPTION
The ares_parse_mx_reply function parses the response to a query of type
MX into a linked list of struct ares_mx_reply The parameters abuf and
alen give the contents of the response. The result is stored in
allocated memory and a pointer to it stored into the variable pointed
to by mx_out. It is the caller's responsibility to free the resulting
mx_out structure when it is no longer needed using the function
ares_free_data(3).
The structure ares_mx_reply contains the following fields:
struct ares_mx_reply {
struct ares_mx_reply *next;
char *host;
unsigned short priority;
};
RETURN VALUES
ares_parse_mx_reply can return any of the following values:
ARES_SUCCESS The response was successfully parsed.
ARES_EBADRESP The response was malformatted.
ARES_ENODATA The response did not contain an answer to the query.
ARES_ENOMEM Memory was exhausted.
AVAILABILITY
This function was first introduced in c-ares version 1.7.2.
SEE ALSO
ares_query(3) ares_free_data(3)
4 August 2009 ares_parse_mx_reply(3)
c-ares 1.30.0 - Generated Thu Jun 13 11:45:03 CDT 2024