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68 lines
2.3 KiB
68 lines
2.3 KiB
4 years ago
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.\"
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.\" Copyright 2010 by Ben Greear <greearb@candelatech.com>
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.\"
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.\" Permission to use, copy, modify, and distribute this
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.\" software and its documentation for any purpose and without
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.\" fee is hereby granted, provided that the above copyright
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.\" notice appear in all copies and that both that copyright
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.\" notice and this permission notice appear in supporting
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.\" documentation, and that the name of M.I.T. not be used in
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.\" advertising or publicity pertaining to distribution of the
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.\" software without specific, written prior permission.
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.\" M.I.T. makes no representations about the suitability of
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.\" this software for any purpose. It is provided "as is"
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.\" without express or implied warranty.
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.\"
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.TH ARES_SET_SERVERS_CSV 3 "30 June 2010"
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.SH NAME
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ares_set_servers_csv, ares_set_servers_ports_csv \- Set list of DNS servers to be used.
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.SH SYNOPSIS
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.nf
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.B #include <ares.h>
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.PP
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.B int ares_set_servers_csv(ares_channel \fIchannel\fP, const char* \fIservers\fP)
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.B int ares_set_servers_ports_csv(ares_channel \fIchannel\fP, const char* \fIservers\fP)
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.fi
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.SH DESCRIPTION
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The \fBares_set_servers_csv\fP and \fBares_set_servers_ports_csv\fPfunctions set
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the list of DNS servers that ARES will query. The format of the servers option is:
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host[:port][,host[:port]]...
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For example:
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192.168.1.100,192.168.1.101,3.4.5.6
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.PP
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The \fBares_set_servers_csv\fP function will ignore any port values specified in
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the input string, whereare the \fBares_set_servers_ports_csv\fP function will
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apply any specified port values as the UDP and TCP port to be used for that
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particular nameserver.
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.SH RETURN VALUES
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.B ares_set_servers_csv(3)
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This function may return any of the following values:
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.TP 15
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.B ARES_SUCCESS
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The name servers configuration was successfully initialized.
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.TP 15
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.B ARES_ENOMEM
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The process's available memory was exhausted.
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.TP 15
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.B ARES_ENODATA
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The channel data identified by
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.IR channel
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was invalid.
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.TP 15
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.B ARES_ENOTINITIALIZED
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c-ares library initialization not yet performed.
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.TP 15
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.B ARES_ENOTIMP
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Changing name servers configuration while queries are outstanding is not implemented.
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.SH SEE ALSO
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.BR ares_set_servers (3)
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.SH AVAILABILITY
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\fBares_set_servers_csv\fP was added in c-ares 1.7.2;
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\fBares_set_servers_ports_csv\fP was added in c-ares 1.11.0.
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.SH AUTHOR
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Ben Greear
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