76 lines
2.5 KiB
Groff
76 lines
2.5 KiB
Groff
.\" $NetBSD: base64.1,v 1.4 2021/08/28 10:29:15 christos Exp $
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.\"
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.\" Copyright (c) 2018 The NetBSD Foundation, Inc.
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.\" All rights reserved.
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.\"
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.\" This code is derived from software contributed to The NetBSD Foundation
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.\" by Christos Zoulas.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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.\" POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\"
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.Dd August 28, 2021
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.Dt BASE64 1
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.Os
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.Sh NAME
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.Nm base64
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.Nd base64 encode/decode data into the standard output
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.Sh SYNOPSIS
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.Nm
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.Op Fl di
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.Op Fl w Ar wrap
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.Op Ar
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.Sh DESCRIPTION
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.Nm
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reads from the standard input or from each file argument, and encodes
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or decodes data based on the base64 scheme described in RFC 3548 into
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the standard output.
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.Pp
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The following options are available:
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.Bl -tag -width XXXXXXX
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.It Fl d
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Decode the input instead of encoding it.
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.It Fl i
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Ignore non-base64 characters when decoding. (not implemented)
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.It Fl w Ar wrap
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Wrap lines longer than
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.Ar wrap
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characters using a newline.
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The default number of characters is 76.
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0 disables wrapping.
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.El
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.Sh EXIT STATUS
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.Nm
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exits with 0 if there was no error and non-zero if it could not encode or
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decode, printing an error message.
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.\" .Sh SEE ALSO
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.\" .Xr b64_ntop 3 ,
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.\" .Xr b64_pton 3
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.Sh HISTORY
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The
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.Nm
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command first appeared on
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.\" Linux ?, MacOS/X ?, and
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.Nx 9 .
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.Sh AUTHORS
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.An Christos Zoulas
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