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TOMOYO: Use shorter names.
Use shorter name to reduce newlines needed for 80 columns limit. 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
James Morris
parent
084da356f6
commit
7ef612331f
@ -841,25 +841,22 @@ bool tomoyo_domain_quota_is_ok(struct tomoyo_domain_info * const domain)
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return true;
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list_for_each_entry_rcu(ptr, &domain->acl_info_list, list) {
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switch (ptr->type) {
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struct tomoyo_single_path_acl_record *acl;
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struct tomoyo_path_acl *acl;
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u32 perm;
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u8 i;
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case TOMOYO_TYPE_SINGLE_PATH_ACL:
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acl = container_of(ptr,
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struct tomoyo_single_path_acl_record,
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head);
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case TOMOYO_TYPE_PATH_ACL:
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acl = container_of(ptr, struct tomoyo_path_acl, head);
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perm = acl->perm | (((u32) acl->perm_high) << 16);
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for (i = 0; i < TOMOYO_MAX_SINGLE_PATH_OPERATION; i++)
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for (i = 0; i < TOMOYO_MAX_PATH_OPERATION; i++)
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if (perm & (1 << i))
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count++;
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if (perm & (1 << TOMOYO_TYPE_READ_WRITE_ACL))
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if (perm & (1 << TOMOYO_TYPE_READ_WRITE))
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count -= 2;
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break;
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case TOMOYO_TYPE_DOUBLE_PATH_ACL:
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perm = container_of(ptr,
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struct tomoyo_double_path_acl_record,
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head)->perm;
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for (i = 0; i < TOMOYO_MAX_DOUBLE_PATH_OPERATION; i++)
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case TOMOYO_TYPE_PATH2_ACL:
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perm = container_of(ptr, struct tomoyo_path2_acl, head)
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->perm;
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for (i = 0; i < TOMOYO_MAX_PATH2_OPERATION; i++)
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if (perm & (1 << i))
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count++;
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break;
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@ -1366,16 +1363,15 @@ static int tomoyo_write_domain_policy(struct tomoyo_io_buffer *head)
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}
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/**
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* tomoyo_print_single_path_acl - Print a single path ACL entry.
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* tomoyo_print_path_acl - Print a single path ACL entry.
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*
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* @head: Pointer to "struct tomoyo_io_buffer".
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* @ptr: Pointer to "struct tomoyo_single_path_acl_record".
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* @ptr: Pointer to "struct tomoyo_path_acl".
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*
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* Returns true on success, false otherwise.
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*/
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static bool tomoyo_print_single_path_acl(struct tomoyo_io_buffer *head,
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struct tomoyo_single_path_acl_record *
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ptr)
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static bool tomoyo_print_path_acl(struct tomoyo_io_buffer *head,
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struct tomoyo_path_acl *ptr)
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{
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int pos;
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u8 bit;
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@ -1384,17 +1380,15 @@ static bool tomoyo_print_single_path_acl(struct tomoyo_io_buffer *head,
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const u32 perm = ptr->perm | (((u32) ptr->perm_high) << 16);
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filename = ptr->filename->name;
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for (bit = head->read_bit; bit < TOMOYO_MAX_SINGLE_PATH_OPERATION;
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bit++) {
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for (bit = head->read_bit; bit < TOMOYO_MAX_PATH_OPERATION; bit++) {
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const char *msg;
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if (!(perm & (1 << bit)))
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continue;
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/* Print "read/write" instead of "read" and "write". */
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if ((bit == TOMOYO_TYPE_READ_ACL ||
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bit == TOMOYO_TYPE_WRITE_ACL)
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&& (perm & (1 << TOMOYO_TYPE_READ_WRITE_ACL)))
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if ((bit == TOMOYO_TYPE_READ || bit == TOMOYO_TYPE_WRITE)
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&& (perm & (1 << TOMOYO_TYPE_READ_WRITE)))
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continue;
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msg = tomoyo_sp2keyword(bit);
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msg = tomoyo_path2keyword(bit);
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pos = head->read_avail;
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if (!tomoyo_io_printf(head, "allow_%s %s%s\n", msg,
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atmark, filename))
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@ -1409,16 +1403,15 @@ static bool tomoyo_print_single_path_acl(struct tomoyo_io_buffer *head,
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}
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/**
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* tomoyo_print_double_path_acl - Print a double path ACL entry.
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* tomoyo_print_path2_acl - Print a double path ACL entry.
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*
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* @head: Pointer to "struct tomoyo_io_buffer".
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* @ptr: Pointer to "struct tomoyo_double_path_acl_record".
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* @ptr: Pointer to "struct tomoyo_path2_acl".
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*
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* Returns true on success, false otherwise.
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*/
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static bool tomoyo_print_double_path_acl(struct tomoyo_io_buffer *head,
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struct tomoyo_double_path_acl_record *
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ptr)
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static bool tomoyo_print_path2_acl(struct tomoyo_io_buffer *head,
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struct tomoyo_path2_acl *ptr)
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{
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int pos;
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const char *atmark1 = "";
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@ -1430,12 +1423,11 @@ static bool tomoyo_print_double_path_acl(struct tomoyo_io_buffer *head,
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filename1 = ptr->filename1->name;
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filename2 = ptr->filename2->name;
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for (bit = head->read_bit; bit < TOMOYO_MAX_DOUBLE_PATH_OPERATION;
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bit++) {
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for (bit = head->read_bit; bit < TOMOYO_MAX_PATH2_OPERATION; bit++) {
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const char *msg;
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if (!(perm & (1 << bit)))
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continue;
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msg = tomoyo_dp2keyword(bit);
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msg = tomoyo_path22keyword(bit);
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pos = head->read_avail;
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if (!tomoyo_io_printf(head, "allow_%s %s%s %s%s\n", msg,
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atmark1, filename1, atmark2, filename2))
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@ -1462,19 +1454,15 @@ static bool tomoyo_print_entry(struct tomoyo_io_buffer *head,
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{
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const u8 acl_type = ptr->type;
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if (acl_type == TOMOYO_TYPE_SINGLE_PATH_ACL) {
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struct tomoyo_single_path_acl_record *acl
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= container_of(ptr,
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struct tomoyo_single_path_acl_record,
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head);
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return tomoyo_print_single_path_acl(head, acl);
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if (acl_type == TOMOYO_TYPE_PATH_ACL) {
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struct tomoyo_path_acl *acl
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= container_of(ptr, struct tomoyo_path_acl, head);
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return tomoyo_print_path_acl(head, acl);
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}
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if (acl_type == TOMOYO_TYPE_DOUBLE_PATH_ACL) {
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struct tomoyo_double_path_acl_record *acl
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= container_of(ptr,
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struct tomoyo_double_path_acl_record,
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head);
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return tomoyo_print_double_path_acl(head, acl);
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if (acl_type == TOMOYO_TYPE_PATH2_ACL) {
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struct tomoyo_path2_acl *acl
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= container_of(ptr, struct tomoyo_path2_acl, head);
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return tomoyo_print_path2_acl(head, acl);
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}
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BUG(); /* This must not happen. */
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return false;
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@ -71,8 +71,8 @@ enum tomoyo_mac_index {
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/* Index numbers for Access Controls. */
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enum tomoyo_acl_entry_type_index {
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TOMOYO_TYPE_SINGLE_PATH_ACL,
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TOMOYO_TYPE_DOUBLE_PATH_ACL,
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TOMOYO_TYPE_PATH_ACL,
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TOMOYO_TYPE_PATH2_ACL,
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};
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/* Index numbers for File Controls. */
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@ -87,36 +87,36 @@ enum tomoyo_acl_entry_type_index {
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*/
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enum tomoyo_path_acl_index {
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TOMOYO_TYPE_READ_WRITE_ACL,
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TOMOYO_TYPE_EXECUTE_ACL,
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TOMOYO_TYPE_READ_ACL,
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TOMOYO_TYPE_WRITE_ACL,
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TOMOYO_TYPE_CREATE_ACL,
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TOMOYO_TYPE_UNLINK_ACL,
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TOMOYO_TYPE_MKDIR_ACL,
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TOMOYO_TYPE_RMDIR_ACL,
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TOMOYO_TYPE_MKFIFO_ACL,
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TOMOYO_TYPE_MKSOCK_ACL,
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TOMOYO_TYPE_MKBLOCK_ACL,
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TOMOYO_TYPE_MKCHAR_ACL,
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TOMOYO_TYPE_TRUNCATE_ACL,
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TOMOYO_TYPE_SYMLINK_ACL,
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TOMOYO_TYPE_REWRITE_ACL,
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TOMOYO_TYPE_IOCTL_ACL,
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TOMOYO_TYPE_CHMOD_ACL,
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TOMOYO_TYPE_CHOWN_ACL,
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TOMOYO_TYPE_CHGRP_ACL,
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TOMOYO_TYPE_CHROOT_ACL,
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TOMOYO_TYPE_MOUNT_ACL,
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TOMOYO_TYPE_UMOUNT_ACL,
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TOMOYO_MAX_SINGLE_PATH_OPERATION
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TOMOYO_TYPE_READ_WRITE,
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TOMOYO_TYPE_EXECUTE,
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TOMOYO_TYPE_READ,
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TOMOYO_TYPE_WRITE,
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TOMOYO_TYPE_CREATE,
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TOMOYO_TYPE_UNLINK,
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TOMOYO_TYPE_MKDIR,
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TOMOYO_TYPE_RMDIR,
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TOMOYO_TYPE_MKFIFO,
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TOMOYO_TYPE_MKSOCK,
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TOMOYO_TYPE_MKBLOCK,
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TOMOYO_TYPE_MKCHAR,
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TOMOYO_TYPE_TRUNCATE,
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TOMOYO_TYPE_SYMLINK,
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TOMOYO_TYPE_REWRITE,
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TOMOYO_TYPE_IOCTL,
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TOMOYO_TYPE_CHMOD,
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TOMOYO_TYPE_CHOWN,
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TOMOYO_TYPE_CHGRP,
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TOMOYO_TYPE_CHROOT,
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TOMOYO_TYPE_MOUNT,
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TOMOYO_TYPE_UMOUNT,
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TOMOYO_MAX_PATH_OPERATION
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};
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enum tomoyo_path2_acl_index {
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TOMOYO_TYPE_LINK_ACL,
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TOMOYO_TYPE_RENAME_ACL,
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TOMOYO_TYPE_PIVOT_ROOT_ACL,
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TOMOYO_MAX_DOUBLE_PATH_OPERATION
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TOMOYO_TYPE_LINK,
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TOMOYO_TYPE_RENAME,
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TOMOYO_TYPE_PIVOT_ROOT,
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TOMOYO_MAX_PATH2_OPERATION
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};
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enum tomoyo_securityfs_interface_index {
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@ -210,12 +210,11 @@ struct tomoyo_path_info_with_data {
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* (1) "list" which is linked to the ->acl_info_list of
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* "struct tomoyo_domain_info"
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* (2) "type" which tells type of the entry (either
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* "struct tomoyo_single_path_acl_record" or
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* "struct tomoyo_double_path_acl_record").
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* "struct tomoyo_path_acl" or "struct tomoyo_path2_acl").
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*
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* Packing "struct tomoyo_acl_info" allows
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* "struct tomoyo_single_path_acl_record" to embed "u8" + "u16" and
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* "struct tomoyo_double_path_acl_record" to embed "u8"
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* "struct tomoyo_path_acl" to embed "u8" + "u16" and
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* "struct tomoyo_path2_acl" to embed "u8"
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* without enlarging their structure size.
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*/
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struct tomoyo_acl_info {
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@ -269,7 +268,7 @@ struct tomoyo_domain_info {
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};
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/*
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* tomoyo_single_path_acl_record is a structure which is used for holding an
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* tomoyo_path_acl is a structure which is used for holding an
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* entry with one pathname operation (e.g. open(), mkdir()).
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* It has following fields.
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*
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@ -284,8 +283,8 @@ struct tomoyo_domain_info {
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* "allow_chmod", "allow_chown", "allow_chgrp", "allow_chroot", "allow_mount"
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* and "allow_unmount".
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*/
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struct tomoyo_single_path_acl_record {
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struct tomoyo_acl_info head; /* type = TOMOYO_TYPE_SINGLE_PATH_ACL */
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struct tomoyo_path_acl {
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struct tomoyo_acl_info head; /* type = TOMOYO_TYPE_PATH_ACL */
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u8 perm_high;
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u16 perm;
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/* Pointer to single pathname. */
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@ -293,7 +292,7 @@ struct tomoyo_single_path_acl_record {
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};
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/*
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* tomoyo_double_path_acl_record is a structure which is used for holding an
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* tomoyo_path2_acl is a structure which is used for holding an
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* entry with two pathnames operation (i.e. link(), rename() and pivot_root()).
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* It has following fields.
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*
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@ -305,8 +304,8 @@ struct tomoyo_single_path_acl_record {
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* Directives held by this structure are "allow_rename", "allow_link" and
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* "allow_pivot_root".
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*/
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struct tomoyo_double_path_acl_record {
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struct tomoyo_acl_info head; /* type = TOMOYO_TYPE_DOUBLE_PATH_ACL */
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struct tomoyo_path2_acl {
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struct tomoyo_acl_info head; /* type = TOMOYO_TYPE_PATH2_ACL */
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u8 perm;
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/* Pointer to single pathname. */
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const struct tomoyo_path_info *filename1;
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@ -550,13 +549,13 @@ bool tomoyo_read_no_rewrite_policy(struct tomoyo_io_buffer *head);
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/* Write domain policy violation warning message to console? */
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bool tomoyo_verbose_mode(const struct tomoyo_domain_info *domain);
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/* Convert double path operation to operation name. */
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const char *tomoyo_dp2keyword(const u8 operation);
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const char *tomoyo_path22keyword(const u8 operation);
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/* Get the last component of the given domainname. */
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const char *tomoyo_get_last_name(const struct tomoyo_domain_info *domain);
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/* Get warning message. */
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const char *tomoyo_get_msg(const bool is_enforce);
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/* Convert single path operation to operation name. */
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const char *tomoyo_sp2keyword(const u8 operation);
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const char *tomoyo_path2keyword(const u8 operation);
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/* Create "alias" entry in exception policy. */
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int tomoyo_write_alias_policy(char *data, const bool is_delete);
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/*
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@ -638,11 +637,10 @@ int tomoyo_check_exec_perm(struct tomoyo_domain_info *domain,
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const struct tomoyo_path_info *filename);
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int tomoyo_check_open_permission(struct tomoyo_domain_info *domain,
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struct path *path, const int flag);
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int tomoyo_check_1path_perm(struct tomoyo_domain_info *domain,
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const u8 operation, struct path *path);
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int tomoyo_check_2path_perm(struct tomoyo_domain_info *domain,
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const u8 operation, struct path *path1,
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struct path *path2);
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int tomoyo_path_perm(struct tomoyo_domain_info *domain, const u8 operation,
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struct path *path);
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int tomoyo_path2_perm(struct tomoyo_domain_info *domain, const u8 operation,
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struct path *path1, struct path *path2);
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int tomoyo_check_rewrite_permission(struct tomoyo_domain_info *domain,
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struct file *filp);
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int tomoyo_find_next_domain(struct linux_binprm *bprm);
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@ -12,62 +12,62 @@
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#include "common.h"
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/* Keyword array for single path operations. */
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static const char *tomoyo_sp_keyword[TOMOYO_MAX_SINGLE_PATH_OPERATION] = {
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[TOMOYO_TYPE_READ_WRITE_ACL] = "read/write",
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[TOMOYO_TYPE_EXECUTE_ACL] = "execute",
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[TOMOYO_TYPE_READ_ACL] = "read",
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[TOMOYO_TYPE_WRITE_ACL] = "write",
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[TOMOYO_TYPE_CREATE_ACL] = "create",
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[TOMOYO_TYPE_UNLINK_ACL] = "unlink",
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[TOMOYO_TYPE_MKDIR_ACL] = "mkdir",
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[TOMOYO_TYPE_RMDIR_ACL] = "rmdir",
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[TOMOYO_TYPE_MKFIFO_ACL] = "mkfifo",
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[TOMOYO_TYPE_MKSOCK_ACL] = "mksock",
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[TOMOYO_TYPE_MKBLOCK_ACL] = "mkblock",
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[TOMOYO_TYPE_MKCHAR_ACL] = "mkchar",
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[TOMOYO_TYPE_TRUNCATE_ACL] = "truncate",
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[TOMOYO_TYPE_SYMLINK_ACL] = "symlink",
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[TOMOYO_TYPE_REWRITE_ACL] = "rewrite",
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[TOMOYO_TYPE_IOCTL_ACL] = "ioctl",
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[TOMOYO_TYPE_CHMOD_ACL] = "chmod",
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[TOMOYO_TYPE_CHOWN_ACL] = "chown",
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[TOMOYO_TYPE_CHGRP_ACL] = "chgrp",
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[TOMOYO_TYPE_CHROOT_ACL] = "chroot",
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[TOMOYO_TYPE_MOUNT_ACL] = "mount",
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[TOMOYO_TYPE_UMOUNT_ACL] = "unmount",
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static const char *tomoyo_path_keyword[TOMOYO_MAX_PATH_OPERATION] = {
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[TOMOYO_TYPE_READ_WRITE] = "read/write",
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[TOMOYO_TYPE_EXECUTE] = "execute",
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[TOMOYO_TYPE_READ] = "read",
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[TOMOYO_TYPE_WRITE] = "write",
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[TOMOYO_TYPE_CREATE] = "create",
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[TOMOYO_TYPE_UNLINK] = "unlink",
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[TOMOYO_TYPE_MKDIR] = "mkdir",
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[TOMOYO_TYPE_RMDIR] = "rmdir",
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[TOMOYO_TYPE_MKFIFO] = "mkfifo",
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[TOMOYO_TYPE_MKSOCK] = "mksock",
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[TOMOYO_TYPE_MKBLOCK] = "mkblock",
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[TOMOYO_TYPE_MKCHAR] = "mkchar",
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[TOMOYO_TYPE_TRUNCATE] = "truncate",
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[TOMOYO_TYPE_SYMLINK] = "symlink",
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[TOMOYO_TYPE_REWRITE] = "rewrite",
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[TOMOYO_TYPE_IOCTL] = "ioctl",
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[TOMOYO_TYPE_CHMOD] = "chmod",
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[TOMOYO_TYPE_CHOWN] = "chown",
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[TOMOYO_TYPE_CHGRP] = "chgrp",
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[TOMOYO_TYPE_CHROOT] = "chroot",
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[TOMOYO_TYPE_MOUNT] = "mount",
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[TOMOYO_TYPE_UMOUNT] = "unmount",
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};
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/* Keyword array for double path operations. */
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static const char *tomoyo_dp_keyword[TOMOYO_MAX_DOUBLE_PATH_OPERATION] = {
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[TOMOYO_TYPE_LINK_ACL] = "link",
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[TOMOYO_TYPE_RENAME_ACL] = "rename",
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[TOMOYO_TYPE_PIVOT_ROOT_ACL] = "pivot_root",
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static const char *tomoyo_path2_keyword[TOMOYO_MAX_PATH2_OPERATION] = {
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[TOMOYO_TYPE_LINK] = "link",
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[TOMOYO_TYPE_RENAME] = "rename",
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[TOMOYO_TYPE_PIVOT_ROOT] = "pivot_root",
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};
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/**
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* 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;
|
||||
}
|
||||
|
||||
/**
|
||||
@ -115,13 +115,13 @@ static struct tomoyo_path_info *tomoyo_get_path(struct path *path)
|
||||
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
|
||||
@ -597,19 +597,19 @@ static int tomoyo_update_file_acl(const char *filename, u8 perm,
|
||||
*/
|
||||
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.
|
||||
@ -620,22 +620,18 @@ static int tomoyo_update_file_acl(const char *filename, u8 perm,
|
||||
*
|
||||
* 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;
|
||||
@ -676,17 +672,16 @@ static int tomoyo_check_file_acl(const struct tomoyo_domain_info *domain,
|
||||
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);
|
||||
}
|
||||
|
||||
/**
|
||||
@ -718,13 +713,13 @@ static int tomoyo_check_file_perm2(struct tomoyo_domain_info * const domain,
|
||||
&& 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)
|
||||
@ -773,28 +768,28 @@ int tomoyo_write_file_policy(char *data, struct tomoyo_domain_info *domain,
|
||||
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.
|
||||
@ -805,15 +800,15 @@ int tomoyo_write_file_policy(char *data, struct tomoyo_domain_info *domain,
|
||||
*
|
||||
* 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;
|
||||
|
||||
@ -828,10 +823,9 @@ static int tomoyo_update_single_path_acl(const u8 type, const char *filename,
|
||||
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;
|
||||
@ -841,9 +835,8 @@ static int tomoyo_update_single_path_acl(const u8 type, const char *filename,
|
||||
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)
|
||||
@ -851,20 +844,20 @@ static int tomoyo_update_single_path_acl(const u8 type, const char *filename,
|
||||
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;
|
||||
@ -879,7 +872,7 @@ static int tomoyo_update_single_path_acl(const u8 type, const char *filename,
|
||||
}
|
||||
|
||||
/**
|
||||
* 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.
|
||||
@ -891,15 +884,15 @@ static int tomoyo_update_single_path_acl(const u8 type, const char *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;
|
||||
|
||||
@ -916,10 +909,9 @@ static int tomoyo_update_double_path_acl(const u8 type, const char *filename1,
|
||||
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)
|
||||
@ -932,7 +924,7 @@ static int tomoyo_update_double_path_acl(const u8 type, const char *filename1,
|
||||
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;
|
||||
@ -951,7 +943,7 @@ static int tomoyo_update_double_path_acl(const u8 type, const char *filename1,
|
||||
}
|
||||
|
||||
/**
|
||||
* 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.
|
||||
@ -961,17 +953,16 @@ static int tomoyo_update_double_path_acl(const u8 type, const char *filename1,
|
||||
*
|
||||
* 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.
|
||||
@ -982,12 +973,10 @@ static int tomoyo_check_single_path_acl(struct tomoyo_domain_info *domain,
|
||||
*
|
||||
* 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;
|
||||
@ -996,11 +985,10 @@ static int tomoyo_check_double_path_acl(const struct tomoyo_domain_info *domain,
|
||||
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))
|
||||
@ -1014,7 +1002,7 @@ static int tomoyo_check_double_path_acl(const struct tomoyo_domain_info *domain,
|
||||
}
|
||||
|
||||
/**
|
||||
* 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.
|
||||
@ -1025,10 +1013,10 @@ static int tomoyo_check_double_path_acl(const struct tomoyo_domain_info *domain,
|
||||
*
|
||||
* 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;
|
||||
@ -1037,8 +1025,8 @@ static int tomoyo_check_single_path_permission2(struct tomoyo_domain_info *
|
||||
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))
|
||||
@ -1047,7 +1035,7 @@ static int tomoyo_check_single_path_permission2(struct tomoyo_domain_info *
|
||||
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;
|
||||
@ -1057,9 +1045,9 @@ static int tomoyo_check_single_path_permission2(struct tomoyo_domain_info *
|
||||
* 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;
|
||||
@ -1127,17 +1115,15 @@ int tomoyo_check_open_permission(struct tomoyo_domain_info *domain,
|
||||
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);
|
||||
@ -1147,7 +1133,7 @@ int tomoyo_check_open_permission(struct tomoyo_domain_info *domain,
|
||||
}
|
||||
|
||||
/**
|
||||
* 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.
|
||||
@ -1155,8 +1141,8 @@ int tomoyo_check_open_permission(struct tomoyo_domain_info *domain,
|
||||
*
|
||||
* 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;
|
||||
@ -1171,9 +1157,9 @@ int tomoyo_check_1path_perm(struct tomoyo_domain_info *domain,
|
||||
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 "/."
|
||||
@ -1182,8 +1168,7 @@ int tomoyo_check_1path_perm(struct tomoyo_domain_info *domain,
|
||||
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);
|
||||
@ -1220,9 +1205,7 @@ int tomoyo_check_rewrite_permission(struct tomoyo_domain_info *domain,
|
||||
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);
|
||||
@ -1232,7 +1215,7 @@ int tomoyo_check_rewrite_permission(struct tomoyo_domain_info *domain,
|
||||
}
|
||||
|
||||
/**
|
||||
* 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.
|
||||
@ -1241,9 +1224,9 @@ int tomoyo_check_rewrite_permission(struct tomoyo_domain_info *domain,
|
||||
*
|
||||
* 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;
|
||||
@ -1275,8 +1258,8 @@ int tomoyo_check_2path_perm(struct tomoyo_domain_info * const domain,
|
||||
}
|
||||
}
|
||||
}
|
||||
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))
|
||||
@ -1287,8 +1270,8 @@ int tomoyo_check_2path_perm(struct tomoyo_domain_info * const 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);
|
||||
|
||||
@ -86,16 +86,16 @@ static void tomoyo_del_manager(struct tomoyo_policy_manager_entry *ptr)
|
||||
static void tomoyo_del_acl(struct tomoyo_acl_info *acl)
|
||||
{
|
||||
switch (acl->type) {
|
||||
case TOMOYO_TYPE_SINGLE_PATH_ACL:
|
||||
case TOMOYO_TYPE_PATH_ACL:
|
||||
{
|
||||
struct tomoyo_single_path_acl_record *entry
|
||||
struct tomoyo_path_acl *entry
|
||||
= container_of(acl, typeof(*entry), head);
|
||||
tomoyo_put_name(entry->filename);
|
||||
}
|
||||
break;
|
||||
case TOMOYO_TYPE_DOUBLE_PATH_ACL:
|
||||
case TOMOYO_TYPE_PATH2_ACL:
|
||||
{
|
||||
struct tomoyo_double_path_acl_record *entry
|
||||
struct tomoyo_path2_acl *entry
|
||||
= container_of(acl, typeof(*entry), head);
|
||||
tomoyo_put_name(entry->filename1);
|
||||
tomoyo_put_name(entry->filename2);
|
||||
@ -238,18 +238,18 @@ static void tomoyo_collect_entry(void)
|
||||
list_for_each_entry_rcu(acl, &domain->acl_info_list,
|
||||
list) {
|
||||
switch (acl->type) {
|
||||
case TOMOYO_TYPE_SINGLE_PATH_ACL:
|
||||
case TOMOYO_TYPE_PATH_ACL:
|
||||
if (container_of(acl,
|
||||
struct tomoyo_single_path_acl_record,
|
||||
struct tomoyo_path_acl,
|
||||
head)->perm ||
|
||||
container_of(acl,
|
||||
struct tomoyo_single_path_acl_record,
|
||||
struct tomoyo_path_acl,
|
||||
head)->perm_high)
|
||||
continue;
|
||||
break;
|
||||
case TOMOYO_TYPE_DOUBLE_PATH_ACL:
|
||||
case TOMOYO_TYPE_PATH2_ACL:
|
||||
if (container_of(acl,
|
||||
struct tomoyo_double_path_acl_record,
|
||||
struct tomoyo_path2_acl,
|
||||
head)->perm)
|
||||
continue;
|
||||
break;
|
||||
|
||||
@ -100,67 +100,56 @@ static int tomoyo_bprm_check_security(struct linux_binprm *bprm)
|
||||
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,
|
||||
@ -168,9 +157,8 @@ 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,
|
||||
@ -180,9 +168,8 @@ 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,
|
||||
@ -209,55 +196,50 @@ static int tomoyo_dentry_open(struct file *f, const struct cred *cred)
|
||||
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);
|
||||
}
|
||||
|
||||
/*
|
||||
|
||||
Loading…
Reference in New Issue
Block a user