diff options
| author |   Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> | 2010-05-17 10:06:58 +0900 |
|---|---|---|
| committer |   James Morris <jmorris@namei.org> | 2010-08-02 15:33:35 +1000 |
| commit | 4c3e9e2ded48bcf696a45945ea7d25bb15b873fd (patch) | |
| tree | 0be326f0f90b0279ae83594e9244c3739d348df1 /security/tomoyo/file.c | |
| parent | selinux: remove all rcu head initializations (diff) | |
| download | linux-dev-4c3e9e2ded48bcf696a45945ea7d25bb15b873fd.tar.xz linux-dev-4c3e9e2ded48bcf696a45945ea7d25bb15b873fd.zip | |
TOMOYO: Add numeric values grouping support.
This patch adds numeric values grouping support, which is useful for grouping
numeric values such as file's UID, DAC's mode, ioctl()'s cmd number.
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'security/tomoyo/file.c')
| -rw-r--r-- | security/tomoyo/file.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/security/tomoyo/file.c b/security/tomoyo/file.c index 1c6f8238ec47..2dffe0730918 100644 --- a/security/tomoyo/file.c +++ b/security/tomoyo/file.c @@ -76,6 +76,20 @@ static bool tomoyo_compare_name_union_pattern(const struct tomoyo_path_info return false; } +void tomoyo_put_number_union(struct tomoyo_number_union *ptr) +{ + if (ptr && ptr->is_group) + tomoyo_put_number_group(ptr->group); +} + +bool tomoyo_compare_number_union(const unsigned long value, + const struct tomoyo_number_union *ptr) +{ + if (ptr->is_group) + return tomoyo_number_matches_group(value, value, ptr->group); + return value >= ptr->values[0] && value <= ptr->values[1]; +} + /** * tomoyo_path2keyword - Get the name of single path operation. * |