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authorTetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>2011-06-26 23:21:19 +0900
committerJames Morris <jmorris@namei.org>2011-06-29 09:31:21 +1000
commit2c47ab9353242b0f061959318f83c55360b88fa4 (patch)
tree03693079bf04572d30ef0ca37f717ae8acc29863 /security
parent2e503bbb435ae418aebbe4aeede1c6f2a33d6f74 (diff)
downloadvexpress-lsk-2c47ab9353242b0f061959318f83c55360b88fa4.tar.gz
TOMOYO: Cleanup part 4.
Gather string constants to one file in order to make the object size smaller. Use unsigned type where appropriate. read()/write() returns ssize_t. Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Signed-off-by: James Morris <jmorris@namei.org>
Diffstat (limited to 'security')
-rw-r--r--security/tomoyo/audit.c3
-rw-r--r--security/tomoyo/common.c135
-rw-r--r--security/tomoyo/common.h51
-rw-r--r--security/tomoyo/domain.c7
-rw-r--r--security/tomoyo/file.c63
-rw-r--r--security/tomoyo/util.c39
6 files changed, 177 insertions, 121 deletions
diff --git a/security/tomoyo/audit.c b/security/tomoyo/audit.c
index ef2172f2958..45e0a9f3c38 100644
--- a/security/tomoyo/audit.c
+++ b/security/tomoyo/audit.c
@@ -163,7 +163,8 @@ static bool tomoyo_get_audit(const struct tomoyo_policy_namespace *ns,
const bool is_granted)
{
u8 mode;
- const u8 category = TOMOYO_MAC_CATEGORY_FILE + TOMOYO_MAX_MAC_INDEX;
+ const u8 category = tomoyo_index2category[index] +
+ TOMOYO_MAX_MAC_INDEX;
struct tomoyo_profile *p;
if (!tomoyo_policy_loaded)
return false;
diff --git a/security/tomoyo/common.c b/security/tomoyo/common.c
index 691c34025a4..6402183e2a6 100644
--- a/security/tomoyo/common.c
+++ b/security/tomoyo/common.c
@@ -20,31 +20,31 @@ const char * const tomoyo_mode[TOMOYO_CONFIG_MAX_MODE] = {
};
/* String table for /sys/kernel/security/tomoyo/profile */
-static const char *tomoyo_mac_keywords[TOMOYO_MAX_MAC_INDEX
+const char * const tomoyo_mac_keywords[TOMOYO_MAX_MAC_INDEX
+ TOMOYO_MAX_MAC_CATEGORY_INDEX] = {
- [TOMOYO_MAC_FILE_EXECUTE] = "file::execute",
- [TOMOYO_MAC_FILE_OPEN] = "file::open",
- [TOMOYO_MAC_FILE_CREATE] = "file::create",
- [TOMOYO_MAC_FILE_UNLINK] = "file::unlink",
- [TOMOYO_MAC_FILE_GETATTR] = "file::getattr",
- [TOMOYO_MAC_FILE_MKDIR] = "file::mkdir",
- [TOMOYO_MAC_FILE_RMDIR] = "file::rmdir",
- [TOMOYO_MAC_FILE_MKFIFO] = "file::mkfifo",
- [TOMOYO_MAC_FILE_MKSOCK] = "file::mksock",
- [TOMOYO_MAC_FILE_TRUNCATE] = "file::truncate",
- [TOMOYO_MAC_FILE_SYMLINK] = "file::symlink",
- [TOMOYO_MAC_FILE_MKBLOCK] = "file::mkblock",
- [TOMOYO_MAC_FILE_MKCHAR] = "file::mkchar",
- [TOMOYO_MAC_FILE_LINK] = "file::link",
- [TOMOYO_MAC_FILE_RENAME] = "file::rename",
- [TOMOYO_MAC_FILE_CHMOD] = "file::chmod",
- [TOMOYO_MAC_FILE_CHOWN] = "file::chown",
- [TOMOYO_MAC_FILE_CHGRP] = "file::chgrp",
- [TOMOYO_MAC_FILE_IOCTL] = "file::ioctl",
- [TOMOYO_MAC_FILE_CHROOT] = "file::chroot",
- [TOMOYO_MAC_FILE_MOUNT] = "file::mount",
- [TOMOYO_MAC_FILE_UMOUNT] = "file::unmount",
- [TOMOYO_MAC_FILE_PIVOT_ROOT] = "file::pivot_root",
+ [TOMOYO_MAC_FILE_EXECUTE] = "execute",
+ [TOMOYO_MAC_FILE_OPEN] = "open",
+ [TOMOYO_MAC_FILE_CREATE] = "create",
+ [TOMOYO_MAC_FILE_UNLINK] = "unlink",
+ [TOMOYO_MAC_FILE_GETATTR] = "getattr",
+ [TOMOYO_MAC_FILE_MKDIR] = "mkdir",
+ [TOMOYO_MAC_FILE_RMDIR] = "rmdir",
+ [TOMOYO_MAC_FILE_MKFIFO] = "mkfifo",
+ [TOMOYO_MAC_FILE_MKSOCK] = "mksock",
+ [TOMOYO_MAC_FILE_TRUNCATE] = "truncate",
+ [TOMOYO_MAC_FILE_SYMLINK] = "symlink",
+ [TOMOYO_MAC_FILE_MKBLOCK] = "mkblock",
+ [TOMOYO_MAC_FILE_MKCHAR] = "mkchar",
+ [TOMOYO_MAC_FILE_LINK] = "link",
+ [TOMOYO_MAC_FILE_RENAME] = "rename",
+ [TOMOYO_MAC_FILE_CHMOD] = "chmod",
+ [TOMOYO_MAC_FILE_CHOWN] = "chown",
+ [TOMOYO_MAC_FILE_CHGRP] = "chgrp",
+ [TOMOYO_MAC_FILE_IOCTL] = "ioctl",
+ [TOMOYO_MAC_FILE_CHROOT] = "chroot",
+ [TOMOYO_MAC_FILE_MOUNT] = "mount",
+ [TOMOYO_MAC_FILE_UMOUNT] = "unmount",
+ [TOMOYO_MAC_FILE_PIVOT_ROOT] = "pivot_root",
[TOMOYO_MAX_MAC_INDEX + TOMOYO_MAC_CATEGORY_FILE] = "file",
};
@@ -54,6 +54,27 @@ static const char * const tomoyo_pref_keywords[TOMOYO_MAX_PREF] = {
[TOMOYO_PREF_MAX_LEARNING_ENTRY] = "max_learning_entry",
};
+/* String table for path operation. */
+const char * const tomoyo_path_keyword[TOMOYO_MAX_PATH_OPERATION] = {
+ [TOMOYO_TYPE_EXECUTE] = "execute",
+ [TOMOYO_TYPE_READ] = "read",
+ [TOMOYO_TYPE_WRITE] = "write",
+ [TOMOYO_TYPE_APPEND] = "append",
+ [TOMOYO_TYPE_UNLINK] = "unlink",
+ [TOMOYO_TYPE_GETATTR] = "getattr",
+ [TOMOYO_TYPE_RMDIR] = "rmdir",
+ [TOMOYO_TYPE_TRUNCATE] = "truncate",
+ [TOMOYO_TYPE_SYMLINK] = "symlink",
+ [TOMOYO_TYPE_CHROOT] = "chroot",
+ [TOMOYO_TYPE_UMOUNT] = "unmount",
+};
+
+/* String table for categories. */
+static const char * const tomoyo_category_keywords
+[TOMOYO_MAX_MAC_CATEGORY_INDEX] = {
+ [TOMOYO_MAC_CATEGORY_FILE] = "file",
+};
+
/* Permit policy management by non-root user? */
static bool tomoyo_manage_by_non_root;
@@ -98,7 +119,7 @@ static bool tomoyo_flush(struct tomoyo_io_buffer *head)
{
while (head->r.w_pos) {
const char *w = head->r.w[0];
- int len = strlen(w);
+ size_t len = strlen(w);
if (len) {
if (len > head->read_user_buf_avail)
len = head->read_user_buf_avail;
@@ -157,8 +178,8 @@ static void tomoyo_set_string(struct tomoyo_io_buffer *head, const char *string)
void tomoyo_io_printf(struct tomoyo_io_buffer *head, const char *fmt, ...)
{
va_list args;
- int len;
- int pos = head->r.avail;
+ size_t len;
+ size_t pos = head->r.avail;
int size = head->readbuf_size - pos;
if (size <= 0)
return;
@@ -436,7 +457,17 @@ static int tomoyo_set_mode(char *name, const char *value,
config = 0;
for (i = 0; i < TOMOYO_MAX_MAC_INDEX
+ TOMOYO_MAX_MAC_CATEGORY_INDEX; i++) {
- if (strcmp(name, tomoyo_mac_keywords[i]))
+ int len = 0;
+ if (i < TOMOYO_MAX_MAC_INDEX) {
+ const u8 c = tomoyo_index2category[i];
+ const char *category =
+ tomoyo_category_keywords[c];
+ len = strlen(category);
+ if (strncmp(name, category, len) ||
+ name[len++] != ':' || name[len++] != ':')
+ continue;
+ }
+ if (strcmp(name + len, tomoyo_mac_keywords[i]))
continue;
config = profile->config[i];
break;
@@ -620,8 +651,15 @@ static void tomoyo_read_profile(struct tomoyo_io_buffer *head)
if (config == TOMOYO_CONFIG_USE_DEFAULT)
continue;
tomoyo_print_namespace(head);
- tomoyo_io_printf(head, "%u-%s%s", index, "CONFIG::",
- tomoyo_mac_keywords[i]);
+ if (i < TOMOYO_MAX_MAC_INDEX)
+ tomoyo_io_printf(head, "%u-CONFIG::%s::%s",
+ index,
+ tomoyo_category_keywords
+ [tomoyo_index2category[i]],
+ tomoyo_mac_keywords[i]);
+ else
+ tomoyo_io_printf(head, "%u-CONFIG::%s", index,
+ tomoyo_mac_keywords[i]);
tomoyo_print_config(head, config);
head->r.bit++;
break;
@@ -905,6 +943,12 @@ static int tomoyo_write_domain2(struct tomoyo_policy_namespace *ns,
return -EINVAL;
}
+/* String table for domain flags. */
+const char * const tomoyo_dif[TOMOYO_MAX_DOMAIN_INFO_FLAGS] = {
+ [TOMOYO_DIF_QUOTA_WARNED] = "quota_exceeded\n",
+ [TOMOYO_DIF_TRANSITION_FAILED] = "transition_failed\n",
+};
+
/**
* tomoyo_write_domain - Write domain policy.
*
@@ -948,12 +992,11 @@ static int tomoyo_write_domain(struct tomoyo_io_buffer *head)
domain->group = (u8) profile;
return 0;
}
- if (!strcmp(data, "quota_exceeded")) {
- domain->quota_warned = !is_delete;
- return 0;
- }
- if (!strcmp(data, "transition_failed")) {
- domain->transition_failed = !is_delete;
+ for (profile = 0; profile < TOMOYO_MAX_DOMAIN_INFO_FLAGS; profile++) {
+ const char *cp = tomoyo_dif[profile];
+ if (strncmp(data, cp, strlen(cp) - 1))
+ continue;
+ domain->flags[profile] = !is_delete;
return 0;
}
return tomoyo_write_domain2(ns, &domain->acl_info_list, data,
@@ -1134,6 +1177,7 @@ static void tomoyo_read_domain(struct tomoyo_io_buffer *head)
struct tomoyo_domain_info *domain =
list_entry(head->r.domain, typeof(*domain), list);
switch (head->r.step) {
+ u8 i;
case 0:
if (domain->is_deleted &&
!head->r.print_this_domain_only)
@@ -1145,10 +1189,9 @@ static void tomoyo_read_domain(struct tomoyo_io_buffer *head)
domain->profile);
tomoyo_io_printf(head, "use_group %u\n",
domain->group);
- if (domain->quota_warned)
- tomoyo_set_string(head, "quota_exceeded\n");
- if (domain->transition_failed)
- tomoyo_set_string(head, "transition_failed\n");
+ for (i = 0; i < TOMOYO_MAX_DOMAIN_INFO_FLAGS; i++)
+ if (domain->flags[i])
+ tomoyo_set_string(head, tomoyo_dif[i]);
head->r.step++;
tomoyo_set_lf(head);
/* fall through */
@@ -1691,8 +1734,8 @@ static int tomoyo_poll_query(struct file *file, poll_table *wait)
static void tomoyo_read_query(struct tomoyo_io_buffer *head)
{
struct list_head *tmp;
- int pos = 0;
- int len = 0;
+ unsigned int pos = 0;
+ size_t len = 0;
char *buf;
if (head->r.w_pos)
return;
@@ -1998,8 +2041,8 @@ static inline bool tomoyo_has_more_namespace(struct tomoyo_io_buffer *head)
*
* Returns bytes read on success, negative value otherwise.
*/
-int tomoyo_read_control(struct tomoyo_io_buffer *head, char __user *buffer,
- const int buffer_len)
+ssize_t tomoyo_read_control(struct tomoyo_io_buffer *head, char __user *buffer,
+ const int buffer_len)
{
int len;
int idx;
@@ -2070,8 +2113,8 @@ static int tomoyo_parse_policy(struct tomoyo_io_buffer *head, char *line)
*
* Returns @buffer_len on success, negative value otherwise.
*/
-int tomoyo_write_control(struct tomoyo_io_buffer *head,
- const char __user *buffer, const int buffer_len)
+ssize_t tomoyo_write_control(struct tomoyo_io_buffer *head,
+ const char __user *buffer, const int buffer_len)
{
int error = buffer_len;
size_t avail_len = buffer_len;
diff --git a/security/tomoyo/common.h b/security/tomoyo/common.h
index a5eeabcc073..b54455dfe0c 100644
--- a/security/tomoyo/common.h
+++ b/security/tomoyo/common.h
@@ -67,6 +67,20 @@ enum tomoyo_policy_id {
TOMOYO_MAX_POLICY
};
+/* Index numbers for domain's attributes. */
+enum tomoyo_domain_info_flags_index {
+ /* Quota warnning flag. */
+ TOMOYO_DIF_QUOTA_WARNED,
+ /*
+ * This domain was unable to create a new domain at
+ * tomoyo_find_next_domain() because the name of the domain to be
+ * created was too long or it could not allocate memory.
+ * More than one process continued execve() without domain transition.
+ */
+ TOMOYO_DIF_TRANSITION_FAILED,
+ TOMOYO_MAX_DOMAIN_INFO_FLAGS
+};
+
/* Index numbers for group entries. */
enum tomoyo_group_id {
TOMOYO_PATH_GROUP,
@@ -364,8 +378,7 @@ struct tomoyo_domain_info {
u8 profile; /* Profile number to use. */
u8 group; /* Group number to use. */
bool is_deleted; /* Delete flag. */
- bool quota_warned; /* Quota warnning flag. */
- bool transition_failed; /* Domain transition failed flag. */
+ bool flags[TOMOYO_MAX_DOMAIN_INFO_FLAGS];
atomic_t users; /* Number of referring credentials. */
};
@@ -442,15 +455,15 @@ struct tomoyo_io_buffer {
/* Exclusive lock for this structure. */
struct mutex io_sem;
char __user *read_user_buf;
- int read_user_buf_avail;
+ size_t read_user_buf_avail;
struct {
struct list_head *ns;
struct list_head *domain;
struct list_head *group;
struct list_head *acl;
- int avail;
- int step;
- int query_index;
+ size_t avail;
+ unsigned int step;
+ unsigned int query_index;
u16 index;
u8 acl_group_index;
u8 bit;
@@ -465,19 +478,19 @@ struct tomoyo_io_buffer {
/* The position currently writing to. */
struct tomoyo_domain_info *domain;
/* Bytes available for writing. */
- int avail;
+ size_t avail;
bool is_delete;
} w;
/* Buffer for reading. */
char *read_buf;
/* Size of read buffer. */
- int readbuf_size;
+ size_t readbuf_size;
/* Buffer for writing. */
char *write_buf;
/* Size of write buffer. */
- int writebuf_size;
+ size_t writebuf_size;
/* Type of this interface. */
- u8 type;
+ enum tomoyo_securityfs_interface_index type;
/* Users counter protected by tomoyo_io_buffer_list_lock. */
u8 users;
/* List for telling GC not to kfree() elements. */
@@ -569,10 +582,10 @@ void tomoyo_check_profile(void);
int tomoyo_open_control(const u8 type, struct file *file);
int tomoyo_close_control(struct tomoyo_io_buffer *head);
int tomoyo_poll_control(struct file *file, poll_table *wait);
-int tomoyo_read_control(struct tomoyo_io_buffer *head, char __user *buffer,
- const int buffer_len);
-int tomoyo_write_control(struct tomoyo_io_buffer *head,
- const char __user *buffer, const int buffer_len);
+ssize_t tomoyo_read_control(struct tomoyo_io_buffer *head, char __user *buffer,
+ const int buffer_len);
+ssize_t tomoyo_write_control(struct tomoyo_io_buffer *head,
+ const char __user *buffer, const int buffer_len);
bool tomoyo_domain_quota_is_ok(struct tomoyo_request_info *r);
void tomoyo_warn_oom(const char *function);
const struct tomoyo_path_info *
@@ -707,15 +720,17 @@ extern struct tomoyo_domain_info tomoyo_kernel_domain;
extern struct tomoyo_policy_namespace tomoyo_kernel_namespace;
extern struct list_head tomoyo_namespace_list;
-extern const char *tomoyo_path_keyword[TOMOYO_MAX_PATH_OPERATION];
-extern const char *tomoyo_mkdev_keyword[TOMOYO_MAX_MKDEV_OPERATION];
-extern const char *tomoyo_path2_keyword[TOMOYO_MAX_PATH2_OPERATION];
-extern const char *tomoyo_path_number_keyword[TOMOYO_MAX_PATH_NUMBER_OPERATION];
+extern const char * const tomoyo_mac_keywords[TOMOYO_MAX_MAC_INDEX +
+ TOMOYO_MAX_MAC_CATEGORY_INDEX];
+extern const char * const tomoyo_path_keyword[TOMOYO_MAX_PATH_OPERATION];
+extern const u8 tomoyo_index2category[TOMOYO_MAX_MAC_INDEX];
+
extern const u8 tomoyo_pnnn2mac[TOMOYO_MAX_MKDEV_OPERATION];
extern const u8 tomoyo_pp2mac[TOMOYO_MAX_PATH2_OPERATION];
extern const u8 tomoyo_pn2mac[TOMOYO_MAX_PATH_NUMBER_OPERATION];
+extern const char * const tomoyo_dif[TOMOYO_MAX_DOMAIN_INFO_FLAGS];
extern const char * const tomoyo_mode[TOMOYO_CONFIG_MAX_MODE];
extern unsigned int tomoyo_memory_quota[TOMOYO_MAX_MEMORY_STAT];
extern unsigned int tomoyo_memory_used[TOMOYO_MAX_MEMORY_STAT];
diff --git a/security/tomoyo/domain.c b/security/tomoyo/domain.c
index 71acebc747c..7893127d877 100644
--- a/security/tomoyo/domain.c
+++ b/security/tomoyo/domain.c
@@ -684,10 +684,11 @@ int tomoyo_find_next_domain(struct linux_binprm *bprm)
retval = -ENOMEM;
else {
retval = 0;
- if (!old_domain->transition_failed) {
- old_domain->transition_failed = true;
+ if (!old_domain->flags[TOMOYO_DIF_TRANSITION_FAILED]) {
+ old_domain->flags[TOMOYO_DIF_TRANSITION_FAILED] = true;
r.granted = false;
- tomoyo_write_log(&r, "%s", "transition_failed\n");
+ tomoyo_write_log(&r, "%s", tomoyo_dif
+ [TOMOYO_DIF_TRANSITION_FAILED]);
printk(KERN_WARNING
"ERROR: Domain '%s' not defined.\n", tmp);
}
diff --git a/security/tomoyo/file.c b/security/tomoyo/file.c
index 8410f28a35e..6ab9e4cdd61 100644
--- a/security/tomoyo/file.c
+++ b/security/tomoyo/file.c
@@ -9,46 +9,6 @@
#include "common.h"
#include <linux/slab.h>
-/* Keyword array for operations with one pathname. */
-const char *tomoyo_path_keyword[TOMOYO_MAX_PATH_OPERATION] = {
- [TOMOYO_TYPE_EXECUTE] = "execute",
- [TOMOYO_TYPE_READ] = "read",
- [TOMOYO_TYPE_WRITE] = "write",
- [TOMOYO_TYPE_APPEND] = "append",
- [TOMOYO_TYPE_UNLINK] = "unlink",
- [TOMOYO_TYPE_GETATTR] = "getattr",
- [TOMOYO_TYPE_RMDIR] = "rmdir",
- [TOMOYO_TYPE_TRUNCATE] = "truncate",
- [TOMOYO_TYPE_SYMLINK] = "symlink",
- [TOMOYO_TYPE_CHROOT] = "chroot",
- [TOMOYO_TYPE_UMOUNT] = "unmount",
-};
-
-/* Keyword array for operations with one pathname and three numbers. */
-const char *tomoyo_mkdev_keyword[TOMOYO_MAX_MKDEV_OPERATION] = {
- [TOMOYO_TYPE_MKBLOCK] = "mkblock",
- [TOMOYO_TYPE_MKCHAR] = "mkchar",
-};
-
-/* Keyword array for operations with two pathnames. */
-const char *tomoyo_path2_keyword[TOMOYO_MAX_PATH2_OPERATION] = {
- [TOMOYO_TYPE_LINK] = "link",
- [TOMOYO_TYPE_RENAME] = "rename",
- [TOMOYO_TYPE_PIVOT_ROOT] = "pivot_root",
-};
-
-/* Keyword array for operations with one pathname and one number. */
-const char *tomoyo_path_number_keyword[TOMOYO_MAX_PATH_NUMBER_OPERATION] = {
- [TOMOYO_TYPE_CREATE] = "create",
- [TOMOYO_TYPE_MKDIR] = "mkdir",
- [TOMOYO_TYPE_MKFIFO] = "mkfifo",
- [TOMOYO_TYPE_MKSOCK] = "mksock",
- [TOMOYO_TYPE_IOCTL] = "ioctl",
- [TOMOYO_TYPE_CHMOD] = "chmod",
- [TOMOYO_TYPE_CHOWN] = "chown",
- [TOMOYO_TYPE_CHGRP] = "chgrp",
-};
-
/*
* Mapping table from "enum tomoyo_path_acl_index" to "enum tomoyo_mac_index".
*/
@@ -220,8 +180,8 @@ static int tomoyo_audit_path_log(struct tomoyo_request_info *r)
*/
static int tomoyo_audit_path2_log(struct tomoyo_request_info *r)
{
- return tomoyo_supervisor(r, "file %s %s %s\n", tomoyo_path2_keyword
- [r->param.path2.operation],
+ return tomoyo_supervisor(r, "file %s %s %s\n", tomoyo_mac_keywords
+ [tomoyo_pp2mac[r->param.path2.operation]],
r->param.path2.filename1->name,
r->param.path2.filename2->name);
}
@@ -236,8 +196,8 @@ static int tomoyo_audit_path2_log(struct tomoyo_request_info *r)
static int tomoyo_audit_mkdev_log(struct tomoyo_request_info *r)
{
return tomoyo_supervisor(r, "file %s %s 0%o %u %u\n",
- tomoyo_mkdev_keyword
- [r->param.mkdev.operation],
+ tomoyo_mac_keywords
+ [tomoyo_pnnn2mac[r->param.mkdev.operation]],
r->param.mkdev.filename->name,
r->param.mkdev.mode, r->param.mkdev.major,
r->param.mkdev.minor);
@@ -272,8 +232,8 @@ static int tomoyo_audit_path_number_log(struct tomoyo_request_info *r)
}
tomoyo_print_ulong(buffer, sizeof(buffer), r->param.path_number.number,
radix);
- return tomoyo_supervisor(r, "file %s %s %s\n",
- tomoyo_path_number_keyword[type],
+ return tomoyo_supervisor(r, "file %s %s %s\n", tomoyo_mac_keywords
+ [tomoyo_pn2mac[type]],
r->param.path_number.filename->name, buffer);
}
@@ -985,22 +945,25 @@ int tomoyo_write_file(struct tomoyo_acl_param *param)
if (perm)
return tomoyo_update_path_acl(perm, param);
for (type = 0; type < TOMOYO_MAX_PATH2_OPERATION; type++)
- if (tomoyo_permstr(operation, tomoyo_path2_keyword[type]))
+ if (tomoyo_permstr(operation,
+ tomoyo_mac_keywords[tomoyo_pp2mac[type]]))
perm |= 1 << type;
if (perm)
return tomoyo_update_path2_acl(perm, param);
for (type = 0; type < TOMOYO_MAX_PATH_NUMBER_OPERATION; type++)
if (tomoyo_permstr(operation,
- tomoyo_path_number_keyword[type]))
+ tomoyo_mac_keywords[tomoyo_pn2mac[type]]))
perm |= 1 << type;
if (perm)
return tomoyo_update_path_number_acl(perm, param);
for (type = 0; type < TOMOYO_MAX_MKDEV_OPERATION; type++)
- if (tomoyo_permstr(operation, tomoyo_mkdev_keyword[type]))
+ if (tomoyo_permstr(operation,
+ tomoyo_mac_keywords[tomoyo_pnnn2mac[type]]))
perm |= 1 << type;
if (perm)
return tomoyo_update_mkdev_acl(perm, param);
- if (tomoyo_permstr(operation, "mount"))
+ if (tomoyo_permstr(operation,
+ tomoyo_mac_keywords[TOMOYO_MAC_FILE_MOUNT]))
return tomoyo_update_mount_acl(param);
return -EINVAL;
}
diff --git a/security/tomoyo/util.c b/security/tomoyo/util.c
index fda15c1fc1c..daf7a45f70f 100644
--- a/security/tomoyo/util.c
+++ b/security/tomoyo/util.c
@@ -15,6 +15,37 @@ DEFINE_MUTEX(tomoyo_policy_lock);
/* Has /sbin/init started? */
bool tomoyo_policy_loaded;
+/*
+ * Mapping table from "enum tomoyo_mac_index" to
+ * "enum tomoyo_mac_category_index".
+ */
+const u8 tomoyo_index2category[TOMOYO_MAX_MAC_INDEX] = {
+ /* CONFIG::file group */
+ [TOMOYO_MAC_FILE_EXECUTE] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_OPEN] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_CREATE] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_UNLINK] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_GETATTR] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_MKDIR] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_RMDIR] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_MKFIFO] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_MKSOCK] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_TRUNCATE] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_SYMLINK] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_MKBLOCK] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_MKCHAR] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_LINK] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_RENAME] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_CHMOD] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_CHOWN] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_CHGRP] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_IOCTL] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_CHROOT] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_MOUNT] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_UMOUNT] = TOMOYO_MAC_CATEGORY_FILE,
+ [TOMOYO_MAC_FILE_PIVOT_ROOT] = TOMOYO_MAC_CATEGORY_FILE,
+};
+
/**
* tomoyo_permstr - Find permission keywords.
*
@@ -936,9 +967,11 @@ bool tomoyo_domain_quota_is_ok(struct tomoyo_request_info *r)
if (count < tomoyo_profile(domain->ns, domain->profile)->
pref[TOMOYO_PREF_MAX_LEARNING_ENTRY])
return true;
- if (!domain->quota_warned) {
- domain->quota_warned = true;
- printk(KERN_WARNING "TOMOYO-WARNING: "
+ if (!domain->flags[TOMOYO_DIF_QUOTA_WARNED]) {
+ domain->flags[TOMOYO_DIF_QUOTA_WARNED] = true;
+ /* r->granted = false; */
+ tomoyo_write_log(r, "%s", tomoyo_dif[TOMOYO_DIF_QUOTA_WARNED]);
+ printk(KERN_WARNING "WARNING: "
"Domain '%s' has too many ACLs to hold. "
"Stopped learning mode.\n", domain->domainname->name);
}