diff options
Diffstat (limited to 'lib/libc/posix1e/cap_cmp.c')
| -rw-r--r-- | lib/libc/posix1e/cap_cmp.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/lib/libc/posix1e/cap_cmp.c b/lib/libc/posix1e/cap_cmp.c new file mode 100644 index 0000000..6ca201e --- /dev/null +++ b/lib/libc/posix1e/cap_cmp.c @@ -0,0 +1,50 @@ +/* + * Copyright 2001 by Thomas Moestl <tmm@FreeBSD.org>. 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 AUTHORS ``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 REGENTS 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. + */ +/* + * Capabiltiy comparison functions cap_subset, cap_equal. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +/* define this to pull in the cap macros the kernel uses */ +#include <sys/types.h> +#define _CAPABILITY_NEEDMACROS +#include <sys/capability.h> +#undef _CAPABILITY_NEEDMACROS + +int +cap_subset_np(cap_t c1, cap_t c2) +{ + return CAP_SUBSET(*c1, *c2); +} + +int +cap_equal_np(cap_t c1, cap_t c2) +{ + return c1->c_effective == c2->c_effective && + c1->c_permitted == c2->c_permitted && + c1->c_inheritable == c2->c_inheritable; +} + |
