8872ae5340
o Removed whitespace at EOL o Removed hard sentence breaks o Added cap_size() to the NAME section o Normalized .Nd descriptions o Fixed the abuses of .Nm and .Va o Fixed some DESCRIPTION texts o Fixed the RETURN VALUES and ERRORS texts to look more traditional Reviewed by: tmm
97 lines
2.9 KiB
Groff
97 lines
2.9 KiB
Groff
.\"-
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.\" Copyright (c) 2000 Robert N. M. Watson
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.\" Copyright (c) 2001 Thomas Moestl
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.\" All rights reserved.
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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 AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.\"
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.Dd March 21, 2001
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.Dt CAP_COPY_INT 3
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.Os
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.Sh NAME
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.Nm cap_copy_int
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.Nd convert an external capability representation to a capability state in
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working storage
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.Sh LIBRARY
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.Lb libc
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.Sh SYNOPSIS
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.In sys/types.h
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.In sys/capability.h
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.Ft cap_t
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.Fn cap_copy_int "void *ext_p"
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.Sh DESCRIPTION
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The
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.Fn cap_copy_int
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function converts an external capability representation (as returned by
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.Xr cap_copy_ext 3 )
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in the buffer pointed to by
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.Fa ext_p
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to a handle to a capability state in working storage.
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.Pp
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This function may cause memory to be allocated.
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The caller should free any releasable memory, when the capability state
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in working memory is no longer required, by calling
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.Xr cap_free 3
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with the
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.Vt cap_t
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as an argument.
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.Sh RETURN VALUES
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Upon successful completion, the
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.Fn cap_copy_int
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function returns a handle to a capability state in working storage.
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Otherwise,
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.Dv NULL
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is returned and the global variable
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.Va errno
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is set to indicate the error.
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.Sh ERRORS
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.Fn cap_copy_int
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fails if:
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.Bl -tag -width Er
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.It Bq Er EINVAL
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The
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.Fa ext_p
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does not refer to an external representation as returned by
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.Xr cap_copy_ext 3 .
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.It Bq Er ENOMEM
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The allocation of memory to hold the capability state
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has failed.
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.El
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.Sh SEE ALSO
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.Xr cap_copy_int 3 ,
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.Xr cap_free 3 ,
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.Xr cap_from_text 3 ,
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.Xr cap_get_flag 3 ,
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.Xr cap_to_text 3 ,
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.Xr posix1e 3
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.Sh STANDARDS
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This function is expected to conform to the withdrawn
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IEEE draft 1003.1e
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.Pq Dq POSIX.1e .
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.Sh HISTORY
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This function first appeared in
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.Fx 5.0 .
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.Sh AUTHORS
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.An Thomas Moestl Aq tmm@FreeBSD.org
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