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TOMOYO: Use structure for passing common arguments.

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Use "struct tomoyo_request_info" instead of passing individual arguments.

Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: James Morris <jmorris@namei.org>
This commit is contained in:
Tetsuo Handa
2010-05-17 10:08:05 +09:00
committed by James Morris
parent 4c3e9e2ded
commit cb0abe6a5b
5 changed files with 165 additions and 209 deletions
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27
security/tomoyo/common.h
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@@ -44,6 +44,13 @@ struct linux_binprm;
/* Profile number is an integer between 0 and 255. */
#define TOMOYO_MAX_PROFILES 256
enum tomoyo_mode_index {
TOMOYO_CONFIG_DISABLED,
TOMOYO_CONFIG_LEARNING,
TOMOYO_CONFIG_PERMISSIVE,
TOMOYO_CONFIG_ENFORCING
};
/* Keywords for ACLs. */
#define TOMOYO_KEYWORD_ALIAS "alias "
#define TOMOYO_KEYWORD_ALLOW_READ "allow_read "
@@ -152,6 +159,17 @@ struct tomoyo_page_buffer {
char buffer[4096];
};
/*
* tomoyo_request_info is a structure which is used for holding
*
* (1) Domain information of current process.
* (2) Access control mode of the profile.
*/
struct tomoyo_request_info {
struct tomoyo_domain_info *domain;
u8 mode; /* One of tomoyo_mode_index . */
};
/*
* tomoyo_path_info is a structure which is used for holding a string data
* used by TOMOYO.
@@ -332,8 +350,8 @@ struct tomoyo_domain_info {
* "allow_read", "allow_write", "allow_create", "allow_unlink", "allow_mkdir",
* "allow_rmdir", "allow_mkfifo", "allow_mksock", "allow_mkblock",
* "allow_mkchar", "allow_truncate", "allow_symlink", "allow_rewrite",
* "allow_chmod", "allow_chown", "allow_chgrp", "allow_chroot", "allow_mount"
* and "allow_unmount".
* "allow_ioctl", "allow_chmod", "allow_chown", "allow_chgrp", "allow_chroot",
* "allow_mount" and "allow_unmount".
*/
struct tomoyo_path_acl {
struct tomoyo_acl_info head; /* type = TOMOYO_TYPE_PATH_ACL */
@@ -567,7 +585,7 @@ struct tomoyo_policy_manager_entry {
bool tomoyo_compare_name_union(const struct tomoyo_path_info *name,
const struct tomoyo_name_union *ptr);
/* Check whether the domain has too many ACL entries to hold. */
bool tomoyo_domain_quota_is_ok(struct tomoyo_domain_info * const domain);
bool tomoyo_domain_quota_is_ok(struct tomoyo_request_info *r);
/* Transactional sprintf() for policy dump. */
bool tomoyo_io_printf(struct tomoyo_io_buffer *head, const char *fmt, ...)
__attribute__ ((format(printf, 2, 3)));
@@ -623,8 +641,6 @@ bool tomoyo_verbose_mode(const struct tomoyo_domain_info *domain);
const char *tomoyo_path22keyword(const u8 operation);
/* Get the last component of the given domainname. */
const char *tomoyo_get_last_name(const struct tomoyo_domain_info *domain);
/* Get warning message. */
const char *tomoyo_get_msg(const bool is_enforce);
/* Convert single path operation to operation name. */
const char *tomoyo_path2keyword(const u8 operation);
/* Create "alias" entry in exception policy. */
@@ -723,7 +739,6 @@ int tomoyo_check_open_permission(struct tomoyo_domain_info *domain,
int tomoyo_path_perm(const u8 operation, struct path *path);
int tomoyo_path2_perm(const u8 operation, struct path *path1,
struct path *path2);
int tomoyo_check_rewrite_permission(struct file *filp);
int tomoyo_find_next_domain(struct linux_binprm *bprm);
/* Drop refcount on tomoyo_name_union. */