return true;
list_for_each_entry_rcu(ptr, &domain->acl_info_list, list) {
switch (ptr->type) {
- struct tomoyo_single_path_acl_record *acl;
+ struct tomoyo_path_acl *acl;
u32 perm;
u8 i;
- case TOMOYO_TYPE_SINGLE_PATH_ACL:
- acl = container_of(ptr,
- struct tomoyo_single_path_acl_record,
- head);
+ case TOMOYO_TYPE_PATH_ACL:
+ acl = container_of(ptr, struct tomoyo_path_acl, head);
perm = acl->perm | (((u32) acl->perm_high) << 16);
- for (i = 0; i < TOMOYO_MAX_SINGLE_PATH_OPERATION; i++)
+ for (i = 0; i < TOMOYO_MAX_PATH_OPERATION; i++)
if (perm & (1 << i))
count++;
- if (perm & (1 << TOMOYO_TYPE_READ_WRITE_ACL))
+ if (perm & (1 << TOMOYO_TYPE_READ_WRITE))
count -= 2;
break;
- case TOMOYO_TYPE_DOUBLE_PATH_ACL:
- perm = container_of(ptr,
- struct tomoyo_double_path_acl_record,
- head)->perm;
- for (i = 0; i < TOMOYO_MAX_DOUBLE_PATH_OPERATION; i++)
+ case TOMOYO_TYPE_PATH2_ACL:
+ perm = container_of(ptr, struct tomoyo_path2_acl, head)
+ ->perm;
+ for (i = 0; i < TOMOYO_MAX_PATH2_OPERATION; i++)
if (perm & (1 << i))
count++;
break;
}
/**
- * tomoyo_print_single_path_acl - Print a single path ACL entry.
+ * tomoyo_print_path_acl - Print a single path ACL entry.
*
* @head: Pointer to "struct tomoyo_io_buffer".
- * @ptr: Pointer to "struct tomoyo_single_path_acl_record".
+ * @ptr: Pointer to "struct tomoyo_path_acl".
*
* Returns true on success, false otherwise.
*/
-static bool tomoyo_print_single_path_acl(struct tomoyo_io_buffer *head,
- struct tomoyo_single_path_acl_record *
- ptr)
+static bool tomoyo_print_path_acl(struct tomoyo_io_buffer *head,
+ struct tomoyo_path_acl *ptr)
{
int pos;
u8 bit;
const u32 perm = ptr->perm | (((u32) ptr->perm_high) << 16);
filename = ptr->filename->name;
- for (bit = head->read_bit; bit < TOMOYO_MAX_SINGLE_PATH_OPERATION;
- bit++) {
+ for (bit = head->read_bit; bit < TOMOYO_MAX_PATH_OPERATION; bit++) {
const char *msg;
if (!(perm & (1 << bit)))
continue;
/* Print "read/write" instead of "read" and "write". */
- if ((bit == TOMOYO_TYPE_READ_ACL ||
- bit == TOMOYO_TYPE_WRITE_ACL)
- && (perm & (1 << TOMOYO_TYPE_READ_WRITE_ACL)))
+ if ((bit == TOMOYO_TYPE_READ || bit == TOMOYO_TYPE_WRITE)
+ && (perm & (1 << TOMOYO_TYPE_READ_WRITE)))
continue;
- msg = tomoyo_sp2keyword(bit);
+ msg = tomoyo_path2keyword(bit);
pos = head->read_avail;
if (!tomoyo_io_printf(head, "allow_%s %s%s\n", msg,
atmark, filename))
}
/**
- * tomoyo_print_double_path_acl - Print a double path ACL entry.
+ * tomoyo_print_path2_acl - Print a double path ACL entry.
*
* @head: Pointer to "struct tomoyo_io_buffer".
- * @ptr: Pointer to "struct tomoyo_double_path_acl_record".
+ * @ptr: Pointer to "struct tomoyo_path2_acl".
*
* Returns true on success, false otherwise.
*/
-static bool tomoyo_print_double_path_acl(struct tomoyo_io_buffer *head,
- struct tomoyo_double_path_acl_record *
- ptr)
+static bool tomoyo_print_path2_acl(struct tomoyo_io_buffer *head,
+ struct tomoyo_path2_acl *ptr)
{
int pos;
const char *atmark1 = "";
filename1 = ptr->filename1->name;
filename2 = ptr->filename2->name;
- for (bit = head->read_bit; bit < TOMOYO_MAX_DOUBLE_PATH_OPERATION;
- bit++) {
+ for (bit = head->read_bit; bit < TOMOYO_MAX_PATH2_OPERATION; bit++) {
const char *msg;
if (!(perm & (1 << bit)))
continue;
- msg = tomoyo_dp2keyword(bit);
+ msg = tomoyo_path22keyword(bit);
pos = head->read_avail;
if (!tomoyo_io_printf(head, "allow_%s %s%s %s%s\n", msg,
atmark1, filename1, atmark2, filename2))
{
const u8 acl_type = ptr->type;
- if (acl_type == TOMOYO_TYPE_SINGLE_PATH_ACL) {
- struct tomoyo_single_path_acl_record *acl
- = container_of(ptr,
- struct tomoyo_single_path_acl_record,
- head);
- return tomoyo_print_single_path_acl(head, acl);
+ if (acl_type == TOMOYO_TYPE_PATH_ACL) {
+ struct tomoyo_path_acl *acl
+ = container_of(ptr, struct tomoyo_path_acl, head);
+ return tomoyo_print_path_acl(head, acl);
}
- if (acl_type == TOMOYO_TYPE_DOUBLE_PATH_ACL) {
- struct tomoyo_double_path_acl_record *acl
- = container_of(ptr,
- struct tomoyo_double_path_acl_record,
- head);
- return tomoyo_print_double_path_acl(head, acl);
+ if (acl_type == TOMOYO_TYPE_PATH2_ACL) {
+ struct tomoyo_path2_acl *acl
+ = container_of(ptr, struct tomoyo_path2_acl, head);
+ return tomoyo_print_path2_acl(head, acl);
}
BUG(); /* This must not happen. */
return false;
/* Index numbers for Access Controls. */
enum tomoyo_acl_entry_type_index {
- TOMOYO_TYPE_SINGLE_PATH_ACL,
- TOMOYO_TYPE_DOUBLE_PATH_ACL,
+ TOMOYO_TYPE_PATH_ACL,
+ TOMOYO_TYPE_PATH2_ACL,
};
/* Index numbers for File Controls. */
*/
enum tomoyo_path_acl_index {
- TOMOYO_TYPE_READ_WRITE_ACL,
- TOMOYO_TYPE_EXECUTE_ACL,
- TOMOYO_TYPE_READ_ACL,
- TOMOYO_TYPE_WRITE_ACL,
- TOMOYO_TYPE_CREATE_ACL,
- TOMOYO_TYPE_UNLINK_ACL,
- TOMOYO_TYPE_MKDIR_ACL,
- TOMOYO_TYPE_RMDIR_ACL,
- TOMOYO_TYPE_MKFIFO_ACL,
- TOMOYO_TYPE_MKSOCK_ACL,
- TOMOYO_TYPE_MKBLOCK_ACL,
- TOMOYO_TYPE_MKCHAR_ACL,
- TOMOYO_TYPE_TRUNCATE_ACL,
- TOMOYO_TYPE_SYMLINK_ACL,
- TOMOYO_TYPE_REWRITE_ACL,
- TOMOYO_TYPE_IOCTL_ACL,
- TOMOYO_TYPE_CHMOD_ACL,
- TOMOYO_TYPE_CHOWN_ACL,
- TOMOYO_TYPE_CHGRP_ACL,
- TOMOYO_TYPE_CHROOT_ACL,
- TOMOYO_TYPE_MOUNT_ACL,
- TOMOYO_TYPE_UMOUNT_ACL,
- TOMOYO_MAX_SINGLE_PATH_OPERATION
+ TOMOYO_TYPE_READ_WRITE,
+ TOMOYO_TYPE_EXECUTE,
+ TOMOYO_TYPE_READ,
+ TOMOYO_TYPE_WRITE,
+ TOMOYO_TYPE_CREATE,
+ TOMOYO_TYPE_UNLINK,
+ TOMOYO_TYPE_MKDIR,
+ TOMOYO_TYPE_RMDIR,
+ TOMOYO_TYPE_MKFIFO,
+ TOMOYO_TYPE_MKSOCK,
+ TOMOYO_TYPE_MKBLOCK,
+ TOMOYO_TYPE_MKCHAR,
+ TOMOYO_TYPE_TRUNCATE,
+ TOMOYO_TYPE_SYMLINK,
+ TOMOYO_TYPE_REWRITE,
+ TOMOYO_TYPE_IOCTL,
+ TOMOYO_TYPE_CHMOD,
+ TOMOYO_TYPE_CHOWN,
+ TOMOYO_TYPE_CHGRP,
+ TOMOYO_TYPE_CHROOT,
+ TOMOYO_TYPE_MOUNT,
+ TOMOYO_TYPE_UMOUNT,
+ TOMOYO_MAX_PATH_OPERATION
};
enum tomoyo_path2_acl_index {
- TOMOYO_TYPE_LINK_ACL,
- TOMOYO_TYPE_RENAME_ACL,
- TOMOYO_TYPE_PIVOT_ROOT_ACL,
- TOMOYO_MAX_DOUBLE_PATH_OPERATION
+ TOMOYO_TYPE_LINK,
+ TOMOYO_TYPE_RENAME,
+ TOMOYO_TYPE_PIVOT_ROOT,
+ TOMOYO_MAX_PATH2_OPERATION
};
enum tomoyo_securityfs_interface_index {
* (1) "list" which is linked to the ->acl_info_list of
* "struct tomoyo_domain_info"
* (2) "type" which tells type of the entry (either
- * "struct tomoyo_single_path_acl_record" or
- * "struct tomoyo_double_path_acl_record").
+ * "struct tomoyo_path_acl" or "struct tomoyo_path2_acl").
*
* Packing "struct tomoyo_acl_info" allows
- * "struct tomoyo_single_path_acl_record" to embed "u8" + "u16" and
- * "struct tomoyo_double_path_acl_record" to embed "u8"
+ * "struct tomoyo_path_acl" to embed "u8" + "u16" and
+ * "struct tomoyo_path2_acl" to embed "u8"
* without enlarging their structure size.
*/
struct tomoyo_acl_info {
};
/*
- * tomoyo_single_path_acl_record is a structure which is used for holding an
+ * tomoyo_path_acl is a structure which is used for holding an
* entry with one pathname operation (e.g. open(), mkdir()).
* It has following fields.
*
* "allow_chmod", "allow_chown", "allow_chgrp", "allow_chroot", "allow_mount"
* and "allow_unmount".
*/
-struct tomoyo_single_path_acl_record {
- struct tomoyo_acl_info head; /* type = TOMOYO_TYPE_SINGLE_PATH_ACL */
+struct tomoyo_path_acl {
+ struct tomoyo_acl_info head; /* type = TOMOYO_TYPE_PATH_ACL */
u8 perm_high;
u16 perm;
/* Pointer to single pathname. */
};
/*
- * tomoyo_double_path_acl_record is a structure which is used for holding an
+ * tomoyo_path2_acl is a structure which is used for holding an
* entry with two pathnames operation (i.e. link(), rename() and pivot_root()).
* It has following fields.
*
* Directives held by this structure are "allow_rename", "allow_link" and
* "allow_pivot_root".
*/
-struct tomoyo_double_path_acl_record {
- struct tomoyo_acl_info head; /* type = TOMOYO_TYPE_DOUBLE_PATH_ACL */
+struct tomoyo_path2_acl {
+ struct tomoyo_acl_info head; /* type = TOMOYO_TYPE_PATH2_ACL */
u8 perm;
/* Pointer to single pathname. */
const struct tomoyo_path_info *filename1;
/* Write domain policy violation warning message to console? */
bool tomoyo_verbose_mode(const struct tomoyo_domain_info *domain);
/* Convert double path operation to operation name. */
-const char *tomoyo_dp2keyword(const u8 operation);
+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_sp2keyword(const u8 operation);
+const char *tomoyo_path2keyword(const u8 operation);
/* Create "alias" entry in exception policy. */
int tomoyo_write_alias_policy(char *data, const bool is_delete);
/*
const struct tomoyo_path_info *filename);
int tomoyo_check_open_permission(struct tomoyo_domain_info *domain,
struct path *path, const int flag);
-int tomoyo_check_1path_perm(struct tomoyo_domain_info *domain,
- const u8 operation, struct path *path);
-int tomoyo_check_2path_perm(struct tomoyo_domain_info *domain,
- const u8 operation, struct path *path1,
- struct path *path2);
+int tomoyo_path_perm(struct tomoyo_domain_info *domain, const u8 operation,
+ struct path *path);
+int tomoyo_path2_perm(struct tomoyo_domain_info *domain, const u8 operation,
+ struct path *path1, struct path *path2);
int tomoyo_check_rewrite_permission(struct tomoyo_domain_info *domain,
struct file *filp);
int tomoyo_find_next_domain(struct linux_binprm *bprm);
#include "common.h"
/* Keyword array for single path operations. */
-static const char *tomoyo_sp_keyword[TOMOYO_MAX_SINGLE_PATH_OPERATION] = {
- [TOMOYO_TYPE_READ_WRITE_ACL] = "read/write",
- [TOMOYO_TYPE_EXECUTE_ACL] = "execute",
- [TOMOYO_TYPE_READ_ACL] = "read",
- [TOMOYO_TYPE_WRITE_ACL] = "write",
- [TOMOYO_TYPE_CREATE_ACL] = "create",
- [TOMOYO_TYPE_UNLINK_ACL] = "unlink",
- [TOMOYO_TYPE_MKDIR_ACL] = "mkdir",
- [TOMOYO_TYPE_RMDIR_ACL] = "rmdir",
- [TOMOYO_TYPE_MKFIFO_ACL] = "mkfifo",
- [TOMOYO_TYPE_MKSOCK_ACL] = "mksock",
- [TOMOYO_TYPE_MKBLOCK_ACL] = "mkblock",
- [TOMOYO_TYPE_MKCHAR_ACL] = "mkchar",
- [TOMOYO_TYPE_TRUNCATE_ACL] = "truncate",
- [TOMOYO_TYPE_SYMLINK_ACL] = "symlink",
- [TOMOYO_TYPE_REWRITE_ACL] = "rewrite",
- [TOMOYO_TYPE_IOCTL_ACL] = "ioctl",
- [TOMOYO_TYPE_CHMOD_ACL] = "chmod",
- [TOMOYO_TYPE_CHOWN_ACL] = "chown",
- [TOMOYO_TYPE_CHGRP_ACL] = "chgrp",
- [TOMOYO_TYPE_CHROOT_ACL] = "chroot",
- [TOMOYO_TYPE_MOUNT_ACL] = "mount",
- [TOMOYO_TYPE_UMOUNT_ACL] = "unmount",
+static const char *tomoyo_path_keyword[TOMOYO_MAX_PATH_OPERATION] = {
+ [TOMOYO_TYPE_READ_WRITE] = "read/write",
+ [TOMOYO_TYPE_EXECUTE] = "execute",
+ [TOMOYO_TYPE_READ] = "read",
+ [TOMOYO_TYPE_WRITE] = "write",
+ [TOMOYO_TYPE_CREATE] = "create",
+ [TOMOYO_TYPE_UNLINK] = "unlink",
+ [TOMOYO_TYPE_MKDIR] = "mkdir",
+ [TOMOYO_TYPE_RMDIR] = "rmdir",
+ [TOMOYO_TYPE_MKFIFO] = "mkfifo",
+ [TOMOYO_TYPE_MKSOCK] = "mksock",
+ [TOMOYO_TYPE_MKBLOCK] = "mkblock",
+ [TOMOYO_TYPE_MKCHAR] = "mkchar",
+ [TOMOYO_TYPE_TRUNCATE] = "truncate",
+ [TOMOYO_TYPE_SYMLINK] = "symlink",
+ [TOMOYO_TYPE_REWRITE] = "rewrite",
+ [TOMOYO_TYPE_IOCTL] = "ioctl",
+ [TOMOYO_TYPE_CHMOD] = "chmod",
+ [TOMOYO_TYPE_CHOWN] = "chown",
+ [TOMOYO_TYPE_CHGRP] = "chgrp",
+ [TOMOYO_TYPE_CHROOT] = "chroot",
+ [TOMOYO_TYPE_MOUNT] = "mount",
+ [TOMOYO_TYPE_UMOUNT] = "unmount",
};
/* Keyword array for double path operations. */
-static const char *tomoyo_dp_keyword[TOMOYO_MAX_DOUBLE_PATH_OPERATION] = {
- [TOMOYO_TYPE_LINK_ACL] = "link",
- [TOMOYO_TYPE_RENAME_ACL] = "rename",
- [TOMOYO_TYPE_PIVOT_ROOT_ACL] = "pivot_root",
+static const char *tomoyo_path2_keyword[TOMOYO_MAX_PATH2_OPERATION] = {
+ [TOMOYO_TYPE_LINK] = "link",
+ [TOMOYO_TYPE_RENAME] = "rename",
+ [TOMOYO_TYPE_PIVOT_ROOT] = "pivot_root",
};
/**
- * tomoyo_sp2keyword - Get the name of single path operation.
+ * tomoyo_path2keyword - Get the name of single path operation.
*
* @operation: Type of operation.
*
* Returns the name of single path operation.
*/
-const char *tomoyo_sp2keyword(const u8 operation)
+const char *tomoyo_path2keyword(const u8 operation)
{
- return (operation < TOMOYO_MAX_SINGLE_PATH_OPERATION)
- ? tomoyo_sp_keyword[operation] : NULL;
+ return (operation < TOMOYO_MAX_PATH_OPERATION)
+ ? tomoyo_path_keyword[operation] : NULL;
}
/**
- * tomoyo_dp2keyword - Get the name of double path operation.
+ * tomoyo_path22keyword - Get the name of double path operation.
*
* @operation: Type of operation.
*
* Returns the name of double path operation.
*/
-const char *tomoyo_dp2keyword(const u8 operation)
+const char *tomoyo_path22keyword(const u8 operation)
{
- return (operation < TOMOYO_MAX_DOUBLE_PATH_OPERATION)
- ? tomoyo_dp_keyword[operation] : NULL;
+ return (operation < TOMOYO_MAX_PATH2_OPERATION)
+ ? tomoyo_path2_keyword[operation] : NULL;
}
/**
return NULL;
}
-static int tomoyo_update_double_path_acl(const u8 type, const char *filename1,
- const char *filename2,
- struct tomoyo_domain_info *
- const domain, const bool is_delete);
-static int tomoyo_update_single_path_acl(const u8 type, const char *filename,
- struct tomoyo_domain_info *
- const domain, const bool is_delete);
+static int tomoyo_update_path2_acl(const u8 type, const char *filename1,
+ const char *filename2,
+ struct tomoyo_domain_info *const domain,
+ const bool is_delete);
+static int tomoyo_update_path_acl(const u8 type, const char *filename,
+ struct tomoyo_domain_info *const domain,
+ const bool is_delete);
/*
* tomoyo_globally_readable_list is used for holding list of pathnames which
*/
return 0;
if (perm & 4)
- tomoyo_update_single_path_acl(TOMOYO_TYPE_READ_ACL, filename,
- domain, is_delete);
+ tomoyo_update_path_acl(TOMOYO_TYPE_READ, filename, domain,
+ is_delete);
if (perm & 2)
- tomoyo_update_single_path_acl(TOMOYO_TYPE_WRITE_ACL, filename,
- domain, is_delete);
+ tomoyo_update_path_acl(TOMOYO_TYPE_WRITE, filename, domain,
+ is_delete);
if (perm & 1)
- tomoyo_update_single_path_acl(TOMOYO_TYPE_EXECUTE_ACL,
- filename, domain, is_delete);
+ tomoyo_update_path_acl(TOMOYO_TYPE_EXECUTE, filename, domain,
+ is_delete);
return 0;
}
/**
- * tomoyo_check_single_path_acl2 - Check permission for single path operation.
+ * tomoyo_path_acl2 - Check permission for single path operation.
*
* @domain: Pointer to "struct tomoyo_domain_info".
* @filename: Filename to check.
*
* Caller holds tomoyo_read_lock().
*/
-static int tomoyo_check_single_path_acl2(const struct tomoyo_domain_info *
- domain,
- const struct tomoyo_path_info *
- filename,
- const u32 perm,
- const bool may_use_pattern)
+static int tomoyo_path_acl2(const struct tomoyo_domain_info *domain,
+ const struct tomoyo_path_info *filename,
+ const u32 perm, const bool may_use_pattern)
{
struct tomoyo_acl_info *ptr;
int error = -EPERM;
list_for_each_entry_rcu(ptr, &domain->acl_info_list, list) {
- struct tomoyo_single_path_acl_record *acl;
- if (ptr->type != TOMOYO_TYPE_SINGLE_PATH_ACL)
+ struct tomoyo_path_acl *acl;
+ if (ptr->type != TOMOYO_TYPE_PATH_ACL)
continue;
- acl = container_of(ptr, struct tomoyo_single_path_acl_record,
- head);
+ acl = container_of(ptr, struct tomoyo_path_acl, head);
if (perm <= 0xFFFF) {
if (!(acl->perm & perm))
continue;
if (!tomoyo_check_flags(domain, TOMOYO_MAC_FOR_FILE))
return 0;
if (operation == 6)
- perm = 1 << TOMOYO_TYPE_READ_WRITE_ACL;
+ perm = 1 << TOMOYO_TYPE_READ_WRITE;
else if (operation == 4)
- perm = 1 << TOMOYO_TYPE_READ_ACL;
+ perm = 1 << TOMOYO_TYPE_READ;
else if (operation == 2)
- perm = 1 << TOMOYO_TYPE_WRITE_ACL;
+ perm = 1 << TOMOYO_TYPE_WRITE;
else if (operation == 1)
- perm = 1 << TOMOYO_TYPE_EXECUTE_ACL;
+ perm = 1 << TOMOYO_TYPE_EXECUTE;
else
BUG();
- return tomoyo_check_single_path_acl2(domain, filename, perm,
- operation != 1);
+ return tomoyo_path_acl2(domain, filename, perm, operation != 1);
}
/**
&& tomoyo_is_globally_readable_file(filename))
error = 0;
if (perm == 6)
- msg = tomoyo_sp2keyword(TOMOYO_TYPE_READ_WRITE_ACL);
+ msg = tomoyo_path2keyword(TOMOYO_TYPE_READ_WRITE);
else if (perm == 4)
- msg = tomoyo_sp2keyword(TOMOYO_TYPE_READ_ACL);
+ msg = tomoyo_path2keyword(TOMOYO_TYPE_READ);
else if (perm == 2)
- msg = tomoyo_sp2keyword(TOMOYO_TYPE_WRITE_ACL);
+ msg = tomoyo_path2keyword(TOMOYO_TYPE_WRITE);
else if (perm == 1)
- msg = tomoyo_sp2keyword(TOMOYO_TYPE_EXECUTE_ACL);
+ msg = tomoyo_path2keyword(TOMOYO_TYPE_EXECUTE);
else
BUG();
if (!error)
if (strncmp(data, "allow_", 6))
goto out;
data += 6;
- for (type = 0; type < TOMOYO_MAX_SINGLE_PATH_OPERATION; type++) {
- if (strcmp(data, tomoyo_sp_keyword[type]))
+ for (type = 0; type < TOMOYO_MAX_PATH_OPERATION; type++) {
+ if (strcmp(data, tomoyo_path_keyword[type]))
continue;
- return tomoyo_update_single_path_acl(type, filename,
- domain, is_delete);
+ return tomoyo_update_path_acl(type, filename, domain,
+ is_delete);
}
filename2 = strchr(filename, ' ');
if (!filename2)
goto out;
*filename2++ = '\0';
- for (type = 0; type < TOMOYO_MAX_DOUBLE_PATH_OPERATION; type++) {
- if (strcmp(data, tomoyo_dp_keyword[type]))
+ for (type = 0; type < TOMOYO_MAX_PATH2_OPERATION; type++) {
+ if (strcmp(data, tomoyo_path2_keyword[type]))
continue;
- return tomoyo_update_double_path_acl(type, filename, filename2,
- domain, is_delete);
+ return tomoyo_update_path2_acl(type, filename, filename2,
+ domain, is_delete);
}
out:
return -EINVAL;
}
/**
- * tomoyo_update_single_path_acl - Update "struct tomoyo_single_path_acl_record" list.
+ * tomoyo_update_path_acl - Update "struct tomoyo_path_acl" list.
*
* @type: Type of operation.
* @filename: Filename.
*
* Caller holds tomoyo_read_lock().
*/
-static int tomoyo_update_single_path_acl(const u8 type, const char *filename,
- struct tomoyo_domain_info *
- const domain, const bool is_delete)
+static int tomoyo_update_path_acl(const u8 type, const char *filename,
+ struct tomoyo_domain_info *const domain,
+ const bool is_delete)
{
static const u32 rw_mask =
- (1 << TOMOYO_TYPE_READ_ACL) | (1 << TOMOYO_TYPE_WRITE_ACL);
+ (1 << TOMOYO_TYPE_READ) | (1 << TOMOYO_TYPE_WRITE);
const struct tomoyo_path_info *saved_filename;
struct tomoyo_acl_info *ptr;
- struct tomoyo_single_path_acl_record *entry = NULL;
+ struct tomoyo_path_acl *entry = NULL;
int error = is_delete ? -ENOENT : -ENOMEM;
const u32 perm = 1 << type;
entry = kmalloc(sizeof(*entry), GFP_KERNEL);
mutex_lock(&tomoyo_policy_lock);
list_for_each_entry_rcu(ptr, &domain->acl_info_list, list) {
- struct tomoyo_single_path_acl_record *acl =
- container_of(ptr, struct tomoyo_single_path_acl_record,
- head);
- if (ptr->type != TOMOYO_TYPE_SINGLE_PATH_ACL)
+ struct tomoyo_path_acl *acl =
+ container_of(ptr, struct tomoyo_path_acl, head);
+ if (ptr->type != TOMOYO_TYPE_PATH_ACL)
continue;
if (acl->filename != saved_filename)
continue;
else
acl->perm_high &= ~(perm >> 16);
if ((acl->perm & rw_mask) != rw_mask)
- acl->perm &= ~(1 << TOMOYO_TYPE_READ_WRITE_ACL);
- else if (!(acl->perm &
- (1 << TOMOYO_TYPE_READ_WRITE_ACL)))
+ acl->perm &= ~(1 << TOMOYO_TYPE_READ_WRITE);
+ else if (!(acl->perm & (1 << TOMOYO_TYPE_READ_WRITE)))
acl->perm &= ~rw_mask;
} else {
if (perm <= 0xFFFF)
else
acl->perm_high |= (perm >> 16);
if ((acl->perm & rw_mask) == rw_mask)
- acl->perm |= 1 << TOMOYO_TYPE_READ_WRITE_ACL;
- else if (acl->perm & (1 << TOMOYO_TYPE_READ_WRITE_ACL))
+ acl->perm |= 1 << TOMOYO_TYPE_READ_WRITE;
+ else if (acl->perm & (1 << TOMOYO_TYPE_READ_WRITE))
acl->perm |= rw_mask;
}
error = 0;
break;
}
if (!is_delete && error && tomoyo_memory_ok(entry)) {
- entry->head.type = TOMOYO_TYPE_SINGLE_PATH_ACL;
+ entry->head.type = TOMOYO_TYPE_PATH_ACL;
if (perm <= 0xFFFF)
entry->perm = perm;
else
entry->perm_high = (perm >> 16);
- if (perm == (1 << TOMOYO_TYPE_READ_WRITE_ACL))
+ if (perm == (1 << TOMOYO_TYPE_READ_WRITE))
entry->perm |= rw_mask;
entry->filename = saved_filename;
saved_filename = NULL;
}
/**
- * tomoyo_update_double_path_acl - Update "struct tomoyo_double_path_acl_record" list.
+ * tomoyo_update_path2_acl - Update "struct tomoyo_path2_acl" list.
*
* @type: Type of operation.
* @filename1: First filename.
*
* Caller holds tomoyo_read_lock().
*/
-static int tomoyo_update_double_path_acl(const u8 type, const char *filename1,
- const char *filename2,
- struct tomoyo_domain_info *
- const domain, const bool is_delete)
+static int tomoyo_update_path2_acl(const u8 type, const char *filename1,
+ const char *filename2,
+ struct tomoyo_domain_info *const domain,
+ const bool is_delete)
{
const struct tomoyo_path_info *saved_filename1;
const struct tomoyo_path_info *saved_filename2;
struct tomoyo_acl_info *ptr;
- struct tomoyo_double_path_acl_record *entry = NULL;
+ struct tomoyo_path2_acl *entry = NULL;
int error = is_delete ? -ENOENT : -ENOMEM;
const u8 perm = 1 << type;
entry = kmalloc(sizeof(*entry), GFP_KERNEL);
mutex_lock(&tomoyo_policy_lock);
list_for_each_entry_rcu(ptr, &domain->acl_info_list, list) {
- struct tomoyo_double_path_acl_record *acl =
- container_of(ptr, struct tomoyo_double_path_acl_record,
- head);
- if (ptr->type != TOMOYO_TYPE_DOUBLE_PATH_ACL)
+ struct tomoyo_path2_acl *acl =
+ container_of(ptr, struct tomoyo_path2_acl, head);
+ if (ptr->type != TOMOYO_TYPE_PATH2_ACL)
continue;
if (acl->filename1 != saved_filename1 ||
acl->filename2 != saved_filename2)
break;
}
if (!is_delete && error && tomoyo_memory_ok(entry)) {
- entry->head.type = TOMOYO_TYPE_DOUBLE_PATH_ACL;
+ entry->head.type = TOMOYO_TYPE_PATH2_ACL;
entry->perm = perm;
entry->filename1 = saved_filename1;
saved_filename1 = NULL;
}
/**
- * tomoyo_check_single_path_acl - Check permission for single path operation.
+ * tomoyo_path_acl - Check permission for single path operation.
*
* @domain: Pointer to "struct tomoyo_domain_info".
* @type: Type of operation.
*
* Caller holds tomoyo_read_lock().
*/
-static int tomoyo_check_single_path_acl(struct tomoyo_domain_info *domain,
- const u8 type,
- const struct tomoyo_path_info *filename)
+static int tomoyo_path_acl(struct tomoyo_domain_info *domain, const u8 type,
+ const struct tomoyo_path_info *filename)
{
if (!tomoyo_check_flags(domain, TOMOYO_MAC_FOR_FILE))
return 0;
- return tomoyo_check_single_path_acl2(domain, filename, 1 << type, 1);
+ return tomoyo_path_acl2(domain, filename, 1 << type, 1);
}
/**
- * tomoyo_check_double_path_acl - Check permission for double path operation.
+ * tomoyo_path2_acl - Check permission for double path operation.
*
* @domain: Pointer to "struct tomoyo_domain_info".
* @type: Type of operation.
*
* Caller holds tomoyo_read_lock().
*/
-static int tomoyo_check_double_path_acl(const struct tomoyo_domain_info *domain,
- const u8 type,
- const struct tomoyo_path_info *
- filename1,
- const struct tomoyo_path_info *
- filename2)
+static int tomoyo_path2_acl(const struct tomoyo_domain_info *domain,
+ const u8 type,
+ const struct tomoyo_path_info *filename1,
+ const struct tomoyo_path_info *filename2)
{
struct tomoyo_acl_info *ptr;
const u8 perm = 1 << type;
if (!tomoyo_check_flags(domain, TOMOYO_MAC_FOR_FILE))
return 0;
list_for_each_entry_rcu(ptr, &domain->acl_info_list, list) {
- struct tomoyo_double_path_acl_record *acl;
- if (ptr->type != TOMOYO_TYPE_DOUBLE_PATH_ACL)
+ struct tomoyo_path2_acl *acl;
+ if (ptr->type != TOMOYO_TYPE_PATH2_ACL)
continue;
- acl = container_of(ptr, struct tomoyo_double_path_acl_record,
- head);
+ acl = container_of(ptr, struct tomoyo_path2_acl, head);
if (!(acl->perm & perm))
continue;
if (!tomoyo_path_matches_pattern(filename1, acl->filename1))
}
/**
- * tomoyo_check_single_path_permission2 - Check permission for single path operation.
+ * tomoyo_path_permission2 - Check permission for single path operation.
*
* @domain: Pointer to "struct tomoyo_domain_info".
* @operation: Type of operation.
*
* Caller holds tomoyo_read_lock().
*/
-static int tomoyo_check_single_path_permission2(struct tomoyo_domain_info *
- const domain, u8 operation,
- const struct tomoyo_path_info *
- filename, const u8 mode)
+static int tomoyo_path_permission2(struct tomoyo_domain_info *const domain,
+ u8 operation,
+ const struct tomoyo_path_info *filename,
+ const u8 mode)
{
const char *msg;
int error;
if (!mode)
return 0;
next:
- error = tomoyo_check_single_path_acl(domain, operation, filename);
- msg = tomoyo_sp2keyword(operation);
+ error = tomoyo_path_acl(domain, operation, filename);
+ msg = tomoyo_path2keyword(operation);
if (!error)
goto ok;
if (tomoyo_verbose_mode(domain))
tomoyo_get_last_name(domain));
if (mode == 1 && tomoyo_domain_quota_is_ok(domain)) {
const char *name = tomoyo_get_file_pattern(filename)->name;
- tomoyo_update_single_path_acl(operation, name, domain, false);
+ tomoyo_update_path_acl(operation, name, domain, false);
}
if (!is_enforce)
error = 0;
* we need to check "allow_rewrite" permission if the filename is
* specified by "deny_rewrite" keyword.
*/
- if (!error && operation == TOMOYO_TYPE_TRUNCATE_ACL &&
+ if (!error && operation == TOMOYO_TYPE_TRUNCATE &&
tomoyo_is_no_rewrite_file(filename)) {
- operation = TOMOYO_TYPE_REWRITE_ACL;
+ operation = TOMOYO_TYPE_REWRITE;
goto next;
}
return error;
if ((acc_mode & MAY_WRITE) &&
((flag & O_TRUNC) || !(flag & O_APPEND)) &&
(tomoyo_is_no_rewrite_file(buf))) {
- error = tomoyo_check_single_path_permission2(domain,
- TOMOYO_TYPE_REWRITE_ACL,
- buf, mode);
+ error = tomoyo_path_permission2(domain, TOMOYO_TYPE_REWRITE,
+ buf, mode);
}
if (!error)
error = tomoyo_check_file_perm2(domain, buf, acc_mode, "open",
mode);
if (!error && (flag & O_TRUNC))
- error = tomoyo_check_single_path_permission2(domain,
- TOMOYO_TYPE_TRUNCATE_ACL,
- buf, mode);
+ error = tomoyo_path_permission2(domain, TOMOYO_TYPE_TRUNCATE,
+ buf, mode);
out:
kfree(buf);
tomoyo_read_unlock(idx);
}
/**
- * tomoyo_check_1path_perm - Check permission for "create", "unlink", "mkdir", "rmdir", "mkfifo", "mksock", "mkblock", "mkchar", "truncate", "symlink", "ioctl", "chmod", "chown", "chgrp", "chroot", "mount" and "unmount".
+ * tomoyo_path_perm - Check permission for "create", "unlink", "mkdir", "rmdir", "mkfifo", "mksock", "mkblock", "mkchar", "truncate", "symlink", "ioctl", "chmod", "chown", "chgrp", "chroot", "mount" and "unmount".
*
* @domain: Pointer to "struct tomoyo_domain_info".
* @operation: Type of operation.
*
* Returns 0 on success, negative value otherwise.
*/
-int tomoyo_check_1path_perm(struct tomoyo_domain_info *domain,
- const u8 operation, struct path *path)
+int tomoyo_path_perm(struct tomoyo_domain_info *domain,
+ const u8 operation, struct path *path)
{
int error = -ENOMEM;
struct tomoyo_path_info *buf;
if (!buf)
goto out;
switch (operation) {
- case TOMOYO_TYPE_MKDIR_ACL:
- case TOMOYO_TYPE_RMDIR_ACL:
- case TOMOYO_TYPE_CHROOT_ACL:
+ case TOMOYO_TYPE_MKDIR:
+ case TOMOYO_TYPE_RMDIR:
+ case TOMOYO_TYPE_CHROOT:
if (!buf->is_dir) {
/*
* tomoyo_get_path() reserves space for appending "/."
tomoyo_fill_path_info(buf);
}
}
- error = tomoyo_check_single_path_permission2(domain, operation, buf,
- mode);
+ error = tomoyo_path_permission2(domain, operation, buf, mode);
out:
kfree(buf);
tomoyo_read_unlock(idx);
error = 0;
goto out;
}
- error = tomoyo_check_single_path_permission2(domain,
- TOMOYO_TYPE_REWRITE_ACL,
- buf, mode);
+ error = tomoyo_path_permission2(domain, TOMOYO_TYPE_REWRITE, buf, mode);
out:
kfree(buf);
tomoyo_read_unlock(idx);
}
/**
- * tomoyo_check_2path_perm - Check permission for "rename", "link" and "pivot_root".
+ * tomoyo_path2_perm - Check permission for "rename", "link" and "pivot_root".
*
* @domain: Pointer to "struct tomoyo_domain_info".
* @operation: Type of operation.
*
* Returns 0 on success, negative value otherwise.
*/
-int tomoyo_check_2path_perm(struct tomoyo_domain_info * const domain,
- const u8 operation, struct path *path1,
- struct path *path2)
+int tomoyo_path2_perm(struct tomoyo_domain_info * const domain,
+ const u8 operation, struct path *path1,
+ struct path *path2)
{
int error = -ENOMEM;
struct tomoyo_path_info *buf1, *buf2;
}
}
}
- error = tomoyo_check_double_path_acl(domain, operation, buf1, buf2);
- msg = tomoyo_dp2keyword(operation);
+ error = tomoyo_path2_acl(domain, operation, buf1, buf2);
+ msg = tomoyo_path22keyword(operation);
if (!error)
goto out;
if (tomoyo_verbose_mode(domain))
if (mode == 1 && tomoyo_domain_quota_is_ok(domain)) {
const char *name1 = tomoyo_get_file_pattern(buf1)->name;
const char *name2 = tomoyo_get_file_pattern(buf2)->name;
- tomoyo_update_double_path_acl(operation, name1, name2, domain,
- false);
+ tomoyo_update_path2_acl(operation, name1, name2, domain,
+ false);
}
out:
kfree(buf1);
static int tomoyo_path_truncate(struct path *path, loff_t length,
unsigned int time_attrs)
{
- return tomoyo_check_1path_perm(tomoyo_domain(),
- TOMOYO_TYPE_TRUNCATE_ACL,
- path);
+ return tomoyo_path_perm(tomoyo_domain(), TOMOYO_TYPE_TRUNCATE, path);
}
static int tomoyo_path_unlink(struct path *parent, struct dentry *dentry)
{
struct path path = { parent->mnt, dentry };
- return tomoyo_check_1path_perm(tomoyo_domain(),
- TOMOYO_TYPE_UNLINK_ACL,
- &path);
+ return tomoyo_path_perm(tomoyo_domain(), TOMOYO_TYPE_UNLINK, &path);
}
static int tomoyo_path_mkdir(struct path *parent, struct dentry *dentry,
int mode)
{
struct path path = { parent->mnt, dentry };
- return tomoyo_check_1path_perm(tomoyo_domain(),
- TOMOYO_TYPE_MKDIR_ACL,
- &path);
+ return tomoyo_path_perm(tomoyo_domain(), TOMOYO_TYPE_MKDIR, &path);
}
static int tomoyo_path_rmdir(struct path *parent, struct dentry *dentry)
{
struct path path = { parent->mnt, dentry };
- return tomoyo_check_1path_perm(tomoyo_domain(),
- TOMOYO_TYPE_RMDIR_ACL,
- &path);
+ return tomoyo_path_perm(tomoyo_domain(), TOMOYO_TYPE_RMDIR, &path);
}
static int tomoyo_path_symlink(struct path *parent, struct dentry *dentry,
const char *old_name)
{
struct path path = { parent->mnt, dentry };
- return tomoyo_check_1path_perm(tomoyo_domain(),
- TOMOYO_TYPE_SYMLINK_ACL,
- &path);
+ return tomoyo_path_perm(tomoyo_domain(), TOMOYO_TYPE_SYMLINK, &path);
}
static int tomoyo_path_mknod(struct path *parent, struct dentry *dentry,
int mode, unsigned int dev)
{
struct path path = { parent->mnt, dentry };
- int type = TOMOYO_TYPE_CREATE_ACL;
+ int type = TOMOYO_TYPE_CREATE;
switch (mode & S_IFMT) {
case S_IFCHR:
- type = TOMOYO_TYPE_MKCHAR_ACL;
+ type = TOMOYO_TYPE_MKCHAR;
break;
case S_IFBLK:
- type = TOMOYO_TYPE_MKBLOCK_ACL;
+ type = TOMOYO_TYPE_MKBLOCK;
break;
case S_IFIFO:
- type = TOMOYO_TYPE_MKFIFO_ACL;
+ type = TOMOYO_TYPE_MKFIFO;
break;
case S_IFSOCK:
- type = TOMOYO_TYPE_MKSOCK_ACL;
+ type = TOMOYO_TYPE_MKSOCK;
break;
}
- return tomoyo_check_1path_perm(tomoyo_domain(),
- type, &path);
+ return tomoyo_path_perm(tomoyo_domain(), type, &path);
}
static int tomoyo_path_link(struct dentry *old_dentry, struct path *new_dir,
{
struct path path1 = { new_dir->mnt, old_dentry };
struct path path2 = { new_dir->mnt, new_dentry };
- return tomoyo_check_2path_perm(tomoyo_domain(),
- TOMOYO_TYPE_LINK_ACL,
- &path1, &path2);
+ return tomoyo_path2_perm(tomoyo_domain(), TOMOYO_TYPE_LINK, &path1,
+ &path2);
}
static int tomoyo_path_rename(struct path *old_parent,
{
struct path path1 = { old_parent->mnt, old_dentry };
struct path path2 = { new_parent->mnt, new_dentry };
- return tomoyo_check_2path_perm(tomoyo_domain(),
- TOMOYO_TYPE_RENAME_ACL,
- &path1, &path2);
+ return tomoyo_path2_perm(tomoyo_domain(), TOMOYO_TYPE_RENAME, &path1,
+ &path2);
}
static int tomoyo_file_fcntl(struct file *file, unsigned int cmd,
static int tomoyo_file_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
- return tomoyo_check_1path_perm(tomoyo_domain(), TOMOYO_TYPE_IOCTL_ACL,
- &file->f_path);
+ return tomoyo_path_perm(tomoyo_domain(), TOMOYO_TYPE_IOCTL,
+ &file->f_path);
}
static int tomoyo_path_chmod(struct dentry *dentry, struct vfsmount *mnt,
mode_t mode)
{
struct path path = { mnt, dentry };
- return tomoyo_check_1path_perm(tomoyo_domain(), TOMOYO_TYPE_CHMOD_ACL,
- &path);
+ return tomoyo_path_perm(tomoyo_domain(), TOMOYO_TYPE_CHMOD, &path);
}
static int tomoyo_path_chown(struct path *path, uid_t uid, gid_t gid)
{
int error = 0;
if (uid != (uid_t) -1)
- error = tomoyo_check_1path_perm(tomoyo_domain(),
- TOMOYO_TYPE_CHOWN_ACL, path);
+ error = tomoyo_path_perm(tomoyo_domain(), TOMOYO_TYPE_CHOWN,
+ path);
if (!error && gid != (gid_t) -1)
- error = tomoyo_check_1path_perm(tomoyo_domain(),
- TOMOYO_TYPE_CHGRP_ACL, path);
+ error = tomoyo_path_perm(tomoyo_domain(), TOMOYO_TYPE_CHGRP,
+ path);
return error;
}
static int tomoyo_path_chroot(struct path *path)
{
- return tomoyo_check_1path_perm(tomoyo_domain(), TOMOYO_TYPE_CHROOT_ACL,
- path);
+ return tomoyo_path_perm(tomoyo_domain(), TOMOYO_TYPE_CHROOT, path);
}
static int tomoyo_sb_mount(char *dev_name, struct path *path,
char *type, unsigned long flags, void *data)
{
- return tomoyo_check_1path_perm(tomoyo_domain(), TOMOYO_TYPE_MOUNT_ACL,
- path);
+ return tomoyo_path_perm(tomoyo_domain(), TOMOYO_TYPE_MOUNT, path);
}
static int tomoyo_sb_umount(struct vfsmount *mnt, int flags)
{
struct path path = { mnt, mnt->mnt_root };
- return tomoyo_check_1path_perm(tomoyo_domain(), TOMOYO_TYPE_UMOUNT_ACL,
- &path);
+ return tomoyo_path_perm(tomoyo_domain(), TOMOYO_TYPE_UMOUNT, &path);
}
static int tomoyo_sb_pivotroot(struct path *old_path, struct path *new_path)
{
- return tomoyo_check_2path_perm(tomoyo_domain(),
- TOMOYO_TYPE_PIVOT_ROOT_ACL,
- new_path, old_path);
+ return tomoyo_path2_perm(tomoyo_domain(), TOMOYO_TYPE_PIVOT_ROOT,
+ new_path, old_path);
}
/*
projects / GitHub / LineageOS / android_kernel_motorola_exynos9610.git / commitdiff