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Diffstat (limited to 'lib/libc/posix1e/cap_copy_int.3')
-rw-r--r-- | lib/libc/posix1e/cap_copy_int.3 | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/lib/libc/posix1e/cap_copy_int.3 b/lib/libc/posix1e/cap_copy_int.3 new file mode 100644 index 0000000..5e12701 --- /dev/null +++ b/lib/libc/posix1e/cap_copy_int.3 @@ -0,0 +1,101 @@ +.\"- +.\" Copyright (c) 2000 Robert N. M. Watson +.\" Copyright (c) 2001 Thomas Moestl +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" $FreeBSD$ +.\" +.Dd March 21, 2001 +.Dt CAP_COPY_INT 3 +.Os +.Sh NAME +.Nm cap_copy_int +.Nd Convert an External Capability Representation to a Capability State in +Working Storage +.Sh LIBRARY +.Lb libc +.Sh SYNOPSIS +.Fd #include <sys/types.h> +.Fd #include <sys/capability.h> +.Ft cap_t +.Fn cap_copy_int "void *ext_p" +.Sh DESCRIPTION +The +.Nm +function converts an external capability representation as returned by +.Nm cap_copy_ext +in the memory that +.Va ext_p +points to to a handle to a capability state in working storage. +.Pp +This function may cause memory to be allocated. +The caller should free any releasable memory, when the capability state +in working memory is no longer required, by calling +.Xr cap_free 3 +with the +.Va cap_t +as an argument. +.Sh RETURN VALUES +Upon successful completion, the +.Nm +function returns a handle to a capability state in working storage. +On error, it returns +.Va (cap_t)NULL +and sets +.Va errno +appropriately. +.Sh ERRORS +The following +.Dv errno +values can be set by +.Nm cap_copy_ext : +.Bl -tag -width Er +.It Bq Er EINVAL +The +.Va ext_p +does not refer to an external representation as returned by +.Xr cap_copy_ext 3 +.It Bq Er ENOMEM +Not enough memory could be allocated in the working storage to hold the +capability state. +.El +.Sh SEE ALSO +.Xr cap_copy_int 3 , +.Xr cap_free 3 , +.Xr cap_from_text 3 , +.Xr cap_get_flag 3 , +.Xr cap_to_text 3 , +.Xr posix1e 3 +.Sh STANDARDS +This function is expected to conform to the withdrawn +IEEE draft 1003.1e +.Po +.Do POSIX.1e +.Dc +.Pc . +.Sh HISTORY +This function first appeared in +.Fx 5.0 . +.Sh AUTHORS +.An Thomas Moestl Aq tmm@FreeBSD.org |