diff options
author | rwatson <rwatson@FreeBSD.org> | 2000-06-04 22:17:11 +0000 |
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committer | rwatson <rwatson@FreeBSD.org> | 2000-06-04 22:17:11 +0000 |
commit | 791168a446ca90f9f452a6a7a7f2a5e312adc0e2 (patch) | |
tree | 5238a0160ef0753b8706a450bedf1888341bf6aa /lib/libc/posix1e/cap_get_flag.c | |
parent | d12b21d070a6d9a5c3302da4f67d8662c4df30ae (diff) | |
download | FreeBSD-src-791168a446ca90f9f452a6a7a7f2a5e312adc0e2.zip FreeBSD-src-791168a446ca90f9f452a6a7a7f2a5e312adc0e2.tar.gz |
o Introduce libposix1e capability support routines, which provide a
standardized interface to the capability support in TrustedBSD.
o Not currently enabled in Makefile, as this code depends on syscalls
and include files that will be committed at a later date.
Obtained from: TrustedBSD Project
Diffstat (limited to 'lib/libc/posix1e/cap_get_flag.c')
-rw-r--r-- | lib/libc/posix1e/cap_get_flag.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/lib/libc/posix1e/cap_get_flag.c b/lib/libc/posix1e/cap_get_flag.c new file mode 100644 index 0000000..6c549e61 --- /dev/null +++ b/lib/libc/posix1e/cap_get_flag.c @@ -0,0 +1,64 @@ +/*- + * 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> + +int +cap_get_flag(cap_t cap_p, cap_value_t cap, cap_flag_t flag, + cap_flag_value_t *value_p) +{ + cap_flag_value_t result; + u_int32_t *mask; + + + switch(flag) { + case CAP_EFFECTIVE: + mask = cap_p->c_effective; + break; + case CAP_INHERITABLE: + mask = cap_p->c_inheritable; + break; + case CAP_PERMITTED: + mask = cap_p->c_permitted; + break; + default: + return (EINVAL); + } + + if (IS_CAP_SET(mask, cap)) + *value_p = CAP_SET; + else + *value_p = CAP_CLEAR; + + return (0); +} |