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authorTetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>2010-06-17 16:52:29 +0900
committerJames Morris <jmorris@namei.org>2010-08-02 15:34:40 +1000
commita98aa4debe2728abb3353e35fc5d110dcc0d7f0d (patch)
tree0334194761e26961339dd126e997c23e4060ce72 /security/tomoyo
parent5fb49870e6d48d81d8ca0e1ef979073dc9a820f7 (diff)
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TOMOYO: Merge tomoyo_path_group and tomoyo_number_group
"struct tomoyo_path_group" and "struct tomoyo_number_group" are identical. Rename tomoyo_path_group/tomoyo_number_group to tomoyo_group and tomoyo_path_group_member to tomoyo_path_group and tomoyo_number_group_member to tomoyo_unmber_group. 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')
-rw-r--r--security/tomoyo/common.h36
-rw-r--r--security/tomoyo/file.c4
-rw-r--r--security/tomoyo/gc.c41
-rw-r--r--security/tomoyo/number_group.c32
-rw-r--r--security/tomoyo/path_group.c30
5 files changed, 59 insertions, 84 deletions
diff --git a/security/tomoyo/common.h b/security/tomoyo/common.h
index e0c4ae11bf6..9f289e412a6 100644
--- a/security/tomoyo/common.h
+++ b/security/tomoyo/common.h
@@ -291,28 +291,20 @@ struct tomoyo_name_entry {
struct tomoyo_name_union {
const struct tomoyo_path_info *filename;
- struct tomoyo_path_group *group;
+ struct tomoyo_group *group;
u8 is_group;
};
struct tomoyo_number_union {
unsigned long values[2];
- struct tomoyo_number_group *group;
+ struct tomoyo_group *group;
u8 min_type;
u8 max_type;
u8 is_group;
};
-/* Structure for "path_group" directive. */
-struct tomoyo_path_group {
- struct list_head list;
- const struct tomoyo_path_info *group_name;
- struct list_head member_list;
- atomic_t users;
-};
-
-/* Structure for "number_group" directive. */
-struct tomoyo_number_group {
+/* Structure for "path_group"/"number_group" directive. */
+struct tomoyo_group {
struct list_head list;
const struct tomoyo_path_info *group_name;
struct list_head member_list;
@@ -320,13 +312,13 @@ struct tomoyo_number_group {
};
/* Structure for "path_group" directive. */
-struct tomoyo_path_group_member {
+struct tomoyo_path_group {
struct tomoyo_acl_head head;
const struct tomoyo_path_info *member_name;
};
/* Structure for "number_group" directive. */
-struct tomoyo_number_group_member {
+struct tomoyo_number_group {
struct tomoyo_acl_head head;
struct tomoyo_number_union number;
};
@@ -766,11 +758,11 @@ bool tomoyo_parse_name_union(const char *filename,
struct tomoyo_name_union *ptr);
/* Check whether the given filename matches the given path_group. */
bool tomoyo_path_matches_group(const struct tomoyo_path_info *pathname,
- const struct tomoyo_path_group *group);
+ const struct tomoyo_group *group);
/* Check whether the given value matches the given number_group. */
bool tomoyo_number_matches_group(const unsigned long min,
const unsigned long max,
- const struct tomoyo_number_group *group);
+ const struct tomoyo_group *group);
/* Check whether the given filename matches the given pattern. */
bool tomoyo_path_matches_pattern(const struct tomoyo_path_info *filename,
const struct tomoyo_path_info *pattern);
@@ -858,8 +850,8 @@ struct tomoyo_domain_info *tomoyo_find_or_assign_new_domain(const char *
const u8 profile);
struct tomoyo_profile *tomoyo_profile(const u8 profile);
/* Allocate memory for "struct tomoyo_path_group". */
-struct tomoyo_path_group *tomoyo_get_path_group(const char *group_name);
-struct tomoyo_number_group *tomoyo_get_number_group(const char *group_name);
+struct tomoyo_group *tomoyo_get_path_group(const char *group_name);
+struct tomoyo_group *tomoyo_get_number_group(const char *group_name);
/* Check mode for specified functionality. */
unsigned int tomoyo_check_flags(const struct tomoyo_domain_info *domain,
@@ -1039,13 +1031,7 @@ static inline void tomoyo_put_name(const struct tomoyo_path_info *name)
}
}
-static inline void tomoyo_put_path_group(struct tomoyo_path_group *group)
-{
- if (group)
- atomic_dec(&group->users);
-}
-
-static inline void tomoyo_put_number_group(struct tomoyo_number_group *group)
+static inline void tomoyo_put_group(struct tomoyo_group *group)
{
if (group)
atomic_dec(&group->users);
diff --git a/security/tomoyo/file.c b/security/tomoyo/file.c
index de87c45ba9d..6c2ba69fc89 100644
--- a/security/tomoyo/file.c
+++ b/security/tomoyo/file.c
@@ -90,7 +90,7 @@ void tomoyo_put_name_union(struct tomoyo_name_union *ptr)
if (!ptr)
return;
if (ptr->is_group)
- tomoyo_put_path_group(ptr->group);
+ tomoyo_put_group(ptr->group);
else
tomoyo_put_name(ptr->filename);
}
@@ -106,7 +106,7 @@ bool tomoyo_compare_name_union(const struct tomoyo_path_info *name,
void tomoyo_put_number_union(struct tomoyo_number_union *ptr)
{
if (ptr && ptr->is_group)
- tomoyo_put_number_group(ptr->group);
+ tomoyo_put_group(ptr->group);
}
bool tomoyo_compare_number_union(const unsigned long value,
diff --git a/security/tomoyo/gc.c b/security/tomoyo/gc.c
index a54bd823fcd..446d59f8ae2 100644
--- a/security/tomoyo/gc.c
+++ b/security/tomoyo/gc.c
@@ -12,10 +12,9 @@
#include <linux/slab.h>
enum tomoyo_policy_id {
+ TOMOYO_ID_GROUP,
TOMOYO_ID_PATH_GROUP,
- TOMOYO_ID_PATH_GROUP_MEMBER,
TOMOYO_ID_NUMBER_GROUP,
- TOMOYO_ID_NUMBER_GROUP_MEMBER,
TOMOYO_ID_DOMAIN_INITIALIZER,
TOMOYO_ID_DOMAIN_KEEPER,
TOMOYO_ID_AGGREGATOR,
@@ -207,31 +206,24 @@ static void tomoyo_del_name(struct list_head *element)
container_of(element, typeof(*ptr), list);
}
-static void tomoyo_del_path_group_member(struct list_head *element)
+static void tomoyo_del_path_group(struct list_head *element)
{
- struct tomoyo_path_group_member *member =
+ struct tomoyo_path_group *member =
container_of(element, typeof(*member), head.list);
tomoyo_put_name(member->member_name);
}
-static void tomoyo_del_path_group(struct list_head *element)
+static void tomoyo_del_group(struct list_head *element)
{
- struct tomoyo_path_group *group =
+ struct tomoyo_group *group =
container_of(element, typeof(*group), list);
tomoyo_put_name(group->group_name);
}
-static void tomoyo_del_number_group_member(struct list_head *element)
-{
- struct tomoyo_number_group_member *member =
- container_of(element, typeof(*member), head.list);
-}
-
static void tomoyo_del_number_group(struct list_head *element)
{
- struct tomoyo_number_group *group =
- container_of(element, typeof(*group), list);
- tomoyo_put_name(group->group_name);
+ struct tomoyo_number_group *member =
+ container_of(element, typeof(*member), head.list);
}
static struct list_head *tomoyo_policy_list[TOMOYO_MAX_POLICY] = {
@@ -305,28 +297,28 @@ static void tomoyo_collect_entry(void)
}
}
{
- struct tomoyo_path_group *group;
+ struct tomoyo_group *group;
list_for_each_entry_rcu(group, &tomoyo_path_group_list, list) {
tomoyo_collect_member(&group->member_list,
- TOMOYO_ID_PATH_GROUP_MEMBER);
+ TOMOYO_ID_PATH_GROUP);
if (!list_empty(&group->member_list) ||
atomic_read(&group->users))
continue;
- if (!tomoyo_add_to_gc(TOMOYO_ID_PATH_GROUP,
+ if (!tomoyo_add_to_gc(TOMOYO_ID_GROUP,
&group->list))
goto unlock;
}
}
{
- struct tomoyo_number_group *group;
+ struct tomoyo_group *group;
list_for_each_entry_rcu(group, &tomoyo_number_group_list,
list) {
tomoyo_collect_member(&group->member_list,
- TOMOYO_ID_NUMBER_GROUP_MEMBER);
+ TOMOYO_ID_NUMBER_GROUP);
if (!list_empty(&group->member_list) ||
atomic_read(&group->users))
continue;
- if (!tomoyo_add_to_gc(TOMOYO_ID_NUMBER_GROUP,
+ if (!tomoyo_add_to_gc(TOMOYO_ID_GROUP,
&group->list))
goto unlock;
}
@@ -377,14 +369,11 @@ static void tomoyo_kfree_entry(void)
if (!tomoyo_del_domain(element))
continue;
break;
- case TOMOYO_ID_PATH_GROUP_MEMBER:
- tomoyo_del_path_group_member(element);
- break;
case TOMOYO_ID_PATH_GROUP:
tomoyo_del_path_group(element);
break;
- case TOMOYO_ID_NUMBER_GROUP_MEMBER:
- tomoyo_del_number_group_member(element);
+ case TOMOYO_ID_GROUP:
+ tomoyo_del_group(element);
break;
case TOMOYO_ID_NUMBER_GROUP:
tomoyo_del_number_group(element);
diff --git a/security/tomoyo/number_group.c b/security/tomoyo/number_group.c
index 8779309c5b4..eca20d6f4e8 100644
--- a/security/tomoyo/number_group.c
+++ b/security/tomoyo/number_group.c
@@ -11,17 +11,17 @@
LIST_HEAD(tomoyo_number_group_list);
/**
- * tomoyo_get_number_group - Allocate memory for "struct tomoyo_number_group".
+ * tomoyo_get_group - Allocate memory for "struct tomoyo_number_group".
*
* @group_name: The name of number group.
*
* Returns pointer to "struct tomoyo_number_group" on success,
* NULL otherwise.
*/
-struct tomoyo_number_group *tomoyo_get_number_group(const char *group_name)
+struct tomoyo_group *tomoyo_get_number_group(const char *group_name)
{
- struct tomoyo_number_group *entry = NULL;
- struct tomoyo_number_group *group = NULL;
+ struct tomoyo_group *entry = NULL;
+ struct tomoyo_group *group = NULL;
const struct tomoyo_path_info *saved_group_name;
int error = -ENOMEM;
if (!tomoyo_correct_word(group_name))
@@ -59,12 +59,12 @@ struct tomoyo_number_group *tomoyo_get_number_group(const char *group_name)
static bool tomoyo_same_number_group(const struct tomoyo_acl_head *a,
const struct tomoyo_acl_head *b)
{
- return !memcmp(&container_of(a, struct tomoyo_number_group_member,
+ return !memcmp(&container_of(a, struct tomoyo_number_group,
head)->number,
- &container_of(b, struct tomoyo_number_group_member,
+ &container_of(b, struct tomoyo_number_group,
head)->number,
sizeof(container_of(a,
- struct tomoyo_number_group_member,
+ struct tomoyo_number_group,
head)->number));
}
@@ -78,8 +78,8 @@ static bool tomoyo_same_number_group(const struct tomoyo_acl_head *a,
*/
int tomoyo_write_number_group_policy(char *data, const bool is_delete)
{
- struct tomoyo_number_group *group;
- struct tomoyo_number_group_member e = { };
+ struct tomoyo_group *group;
+ struct tomoyo_number_group e = { };
int error;
char *w[2];
if (!tomoyo_tokenize(data, w, sizeof(w)))
@@ -93,7 +93,7 @@ int tomoyo_write_number_group_policy(char *data, const bool is_delete)
error = tomoyo_update_policy(&e.head, sizeof(e), is_delete,
&group->member_list,
tomoyo_same_number_group);
- tomoyo_put_number_group(group);
+ tomoyo_put_group(group);
return error;
}
@@ -111,16 +111,16 @@ bool tomoyo_read_number_group_policy(struct tomoyo_io_buffer *head)
struct list_head *gpos;
struct list_head *mpos;
list_for_each_cookie(gpos, head->read_var1, &tomoyo_number_group_list) {
- struct tomoyo_number_group *group;
+ struct tomoyo_group *group;
const char *name;
- group = list_entry(gpos, struct tomoyo_number_group, list);
+ group = list_entry(gpos, struct tomoyo_group, list);
name = group->group_name->name;
list_for_each_cookie(mpos, head->read_var2,
&group->member_list) {
int pos;
- const struct tomoyo_number_group_member *member
+ const struct tomoyo_number_group *member
= list_entry(mpos,
- struct tomoyo_number_group_member,
+ struct tomoyo_number_group,
head.list);
if (member->head.is_deleted)
continue;
@@ -150,9 +150,9 @@ bool tomoyo_read_number_group_policy(struct tomoyo_io_buffer *head)
*/
bool tomoyo_number_matches_group(const unsigned long min,
const unsigned long max,
- const struct tomoyo_number_group *group)
+ const struct tomoyo_group *group)
{
- struct tomoyo_number_group_member *member;
+ struct tomoyo_number_group *member;
bool matched = false;
list_for_each_entry_rcu(member, &group->member_list, head.list) {
if (member->head.is_deleted)
diff --git a/security/tomoyo/path_group.c b/security/tomoyo/path_group.c
index c78c57cd94e..bce2524402f 100644
--- a/security/tomoyo/path_group.c
+++ b/security/tomoyo/path_group.c
@@ -10,16 +10,16 @@
LIST_HEAD(tomoyo_path_group_list);
/**
- * tomoyo_get_path_group - Allocate memory for "struct tomoyo_path_group".
+ * tomoyo_get_group - Allocate memory for "struct tomoyo_path_group".
*
* @group_name: The name of pathname group.
*
* Returns pointer to "struct tomoyo_path_group" on success, NULL otherwise.
*/
-struct tomoyo_path_group *tomoyo_get_path_group(const char *group_name)
+struct tomoyo_group *tomoyo_get_path_group(const char *group_name)
{
- struct tomoyo_path_group *entry = NULL;
- struct tomoyo_path_group *group = NULL;
+ struct tomoyo_group *entry = NULL;
+ struct tomoyo_group *group = NULL;
const struct tomoyo_path_info *saved_group_name;
int error = -ENOMEM;
if (!tomoyo_correct_word(group_name))
@@ -57,9 +57,9 @@ struct tomoyo_path_group *tomoyo_get_path_group(const char *group_name)
static bool tomoyo_same_path_group(const struct tomoyo_acl_head *a,
const struct tomoyo_acl_head *b)
{
- return container_of(a, struct tomoyo_path_group_member, head)
+ return container_of(a, struct tomoyo_path_group, head)
->member_name ==
- container_of(b, struct tomoyo_path_group_member, head)
+ container_of(b, struct tomoyo_path_group, head)
->member_name;
}
@@ -73,8 +73,8 @@ static bool tomoyo_same_path_group(const struct tomoyo_acl_head *a,
*/
int tomoyo_write_path_group_policy(char *data, const bool is_delete)
{
- struct tomoyo_path_group *group;
- struct tomoyo_path_group_member e = { };
+ struct tomoyo_group *group;
+ struct tomoyo_path_group e = { };
int error = is_delete ? -ENOENT : -ENOMEM;
char *w[2];
if (!tomoyo_tokenize(data, w, sizeof(w)) || !w[1][0])
@@ -90,7 +90,7 @@ int tomoyo_write_path_group_policy(char *data, const bool is_delete)
tomoyo_same_path_group);
out:
tomoyo_put_name(e.member_name);
- tomoyo_put_path_group(group);
+ tomoyo_put_group(group);
return error;
}
@@ -108,13 +108,13 @@ bool tomoyo_read_path_group_policy(struct tomoyo_io_buffer *head)
struct list_head *gpos;
struct list_head *mpos;
list_for_each_cookie(gpos, head->read_var1, &tomoyo_path_group_list) {
- struct tomoyo_path_group *group;
- group = list_entry(gpos, struct tomoyo_path_group, list);
+ struct tomoyo_group *group;
+ group = list_entry(gpos, struct tomoyo_group, list);
list_for_each_cookie(mpos, head->read_var2,
&group->member_list) {
- struct tomoyo_path_group_member *member;
+ struct tomoyo_path_group *member;
member = list_entry(mpos,
- struct tomoyo_path_group_member,
+ struct tomoyo_path_group,
head.list);
if (member->head.is_deleted)
continue;
@@ -139,9 +139,9 @@ bool tomoyo_read_path_group_policy(struct tomoyo_io_buffer *head)
* Caller holds tomoyo_read_lock().
*/
bool tomoyo_path_matches_group(const struct tomoyo_path_info *pathname,
- const struct tomoyo_path_group *group)
+ const struct tomoyo_group *group)
{
- struct tomoyo_path_group_member *member;
+ struct tomoyo_path_group *member;
bool matched = false;
list_for_each_entry_rcu(member, &group->member_list, head.list) {
if (member->head.is_deleted)