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author | Anas Nashif <anas.nashif@intel.com> | 2012-10-30 13:54:38 -0700 |
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committer | Anas Nashif <anas.nashif@intel.com> | 2012-10-30 13:54:38 -0700 |
commit | b8e6c26b7b9608dffc84645f17fe4cf534af18dd (patch) | |
tree | 61d9fff2984aa043471a1c305cfc4c76d7a099fb /ares_parse_txt_reply.3 | |
download | c-ares-b8e6c26b7b9608dffc84645f17fe4cf534af18dd.tar.gz c-ares-b8e6c26b7b9608dffc84645f17fe4cf534af18dd.tar.bz2 c-ares-b8e6c26b7b9608dffc84645f17fe4cf534af18dd.zip |
Imported Upstream version 1.7.5upstream/1.7.5
Diffstat (limited to 'ares_parse_txt_reply.3')
-rw-r--r-- | ares_parse_txt_reply.3 | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/ares_parse_txt_reply.3 b/ares_parse_txt_reply.3 new file mode 100644 index 0000000..c9926bc --- /dev/null +++ b/ares_parse_txt_reply.3 @@ -0,0 +1,80 @@ +.\" +.\" Copyright 1998 by the Massachusetts Institute of Technology. +.\" +.\" Permission to use, copy, modify, and distribute this +.\" software and its documentation for any purpose and without +.\" fee is hereby granted, provided that the above copyright +.\" notice appear in all copies and that both that copyright +.\" notice and this permission notice appear in supporting +.\" documentation, and that the name of M.I.T. not be used in +.\" advertising or publicity pertaining to distribution of the +.\" software without specific, written prior permission. +.\" M.I.T. makes no representations about the suitability of +.\" this software for any purpose. It is provided "as is" +.\" without express or implied warranty. +.\" +.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 + |