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Diffstat (limited to 'ares_parse_srv_reply.3')
| -rw-r--r-- | ares_parse_srv_reply.3 | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/ares_parse_srv_reply.3 b/ares_parse_srv_reply.3 new file mode 100644 index 0000000..9b561ff --- /dev/null +++ b/ares_parse_srv_reply.3 @@ -0,0 +1,81 @@ +.\" +.\" 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_SRV_REPLY 3 "4 August 2009" +.SH NAME +ares_parse_srv_reply \- Parse a reply to a DNS query of type SRV +.SH SYNOPSIS +.nf +.B #include <ares.h> +.PP +.B int ares_parse_srv_reply(const unsigned char* \fIabuf\fP, int \fIalen\fP, +.B struct ares_srv_reply** \fIsrv_out\fP); +.fi +.SH DESCRIPTION +The +.B ares_parse_srv_reply +function parses the response to a query of type SRV into a +linked list of +.I struct ares_srv_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 srv_out . +It is the caller's responsibility to free the resulting +.IR srv_out +structure when it is no longer needed using the function +.B ares_free_data +.PP +The structure +.I ares_srv_reply +contains the following fields: +.sp +.in +4n +.nf +struct ares_srv_reply { + struct ares_srv_reply *next; + unsigned short weight; + unsigned short priority; + unsigned short port; + char *host; +}; +.fi +.in +.PP +.SH RETURN VALUES +.B ares_parse_srv_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 |