diff options
author | rwatson <rwatson@FreeBSD.org> | 2000-07-05 04:20:59 +0000 |
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committer | rwatson <rwatson@FreeBSD.org> | 2000-07-05 04:20:59 +0000 |
commit | 111a0a6e967ed1dfe51f95fe74682905c8f01aec (patch) | |
tree | 16b0421f3d56195a8741fef0e7eee01dde1e7ef0 /lib/libc/posix1e/cap_get_fd.c | |
parent | 377c3393c91a0dee24defc0a7d98d20b2ddb956b (diff) | |
download | FreeBSD-src-111a0a6e967ed1dfe51f95fe74682905c8f01aec.zip FreeBSD-src-111a0a6e967ed1dfe51f95fe74682905c8f01aec.tar.gz |
o Introduce cap_{get,set}_{file,fd}() syscall wrappers, associated with
soon to be committed syscall stubs. These calls will be used to get
and set capability state associated with executables.
Obtained from: TrustedBSD Project
Diffstat (limited to 'lib/libc/posix1e/cap_get_fd.c')
-rw-r--r-- | lib/libc/posix1e/cap_get_fd.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/lib/libc/posix1e/cap_get_fd.c b/lib/libc/posix1e/cap_get_fd.c new file mode 100644 index 0000000..242ee09 --- /dev/null +++ b/lib/libc/posix1e/cap_get_fd.c @@ -0,0 +1,55 @@ +/*- + * Copyright (c) 2000 Robert N. M. Watson + * 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. + * + * $FreeBSD$ + */ +/* + * TrustedBSD Project - support for POSIX.1e process capabilities + */ + +#include <sys/types.h> +#include <sys/capability.h> +#include <sys/errno.h> + +#include <stdlib.h> + +cap_t +cap_get_fd(int fd) +{ + struct cap *cap; + int error; + + cap = cap_init(); + if (!cap) + return (NULL); + + error = __cap_get_fd(fd, cap); + if (error) { + cap_free(cap); + return (NULL); + } + + return (cap); +} |