ares_parse_txt_reply.3

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.TH ARES_PARSE_TXT_REPLY 3 "27 October 2009"
.SH NAME
ares_parse_txt_reply \- Parse a reply to a DNS query of type TXT
.SH SYNOPSIS
.nf
.B #include <ares.h>
.PP
.B int ares_parse_txt_reply(const unsigned char* \fIabuf\fP, int \fIalen\fP,
.B                         struct ares_txt_reply **\fItxt_out\fP);
.fi
.SH DESCRIPTION
The
.B ares_parse_txt_reply
function parses the response to a query of type TXT into a
linked list of
.I struct ares_txt_reply 
The parameters
.I abuf
and
.I 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
.IR txt_out .
It is the caller's responsibility to free the resulting
.IR txt_out
structure when it is no longer needed using the function
.B ares_free_data
.PP
The structure 
.I ares_txt_reply
contains the following fields:
.sp
.in +4n
.nf
struct ares_txt_reply {
  struct ares_txt_reply  *next;
  unsigned int  length;
  unsigned char *txt;
};
.fi
.in
.PP
.SH RETURN VALUES
.B ares_parse_txt_reply
can return any of the following values:
.TP 15
.B ARES_SUCCESS
The response was successfully parsed.
.TP 15
.B ARES_EBADRESP
The response was malformatted.
.TP 15
.B ARES_ENODATA
The response did not contain an answer to the query.
.TP 15
.B ARES_ENOMEM
Memory was exhausted.
.SH AVAILABILITY
This function was first introduced in c-ares version 1.7.0.
.SH SEE ALSO
.BR ares_query (3)
.BR ares_free_data (3)
.SH AUTHOR
Written by Jakub Hrozek <jhrozek@redhat.com>, on behalf of Red Hat, Inc http://www.redhat.com