From patchwork Mon Nov 20 13:29:47 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tetsuo Handa X-Patchwork-Id: 13461316 Authentication-Results: smtp.subspace.kernel.org; dkim=none Received: from www262.sakura.ne.jp (www262.sakura.ne.jp [202.181.97.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B5584D2 for ; Mon, 20 Nov 2023 05:29:53 -0800 (PST) Received: from fsav117.sakura.ne.jp (fsav117.sakura.ne.jp [27.133.134.244]) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTP id 3AKDTqDp046220; Mon, 20 Nov 2023 22:29:52 +0900 (JST) (envelope-from penguin-kernel@I-love.SAKURA.ne.jp) Received: from www262.sakura.ne.jp (202.181.97.72) by fsav117.sakura.ne.jp (F-Secure/fsigk_smtp/550/fsav117.sakura.ne.jp); Mon, 20 Nov 2023 22:29:52 +0900 (JST) X-Virus-Status: clean(F-Secure/fsigk_smtp/550/fsav117.sakura.ne.jp) Received: from [192.168.1.6] (M106072142033.v4.enabler.ne.jp [106.72.142.33]) (authenticated bits=0) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTPSA id 3AKDRaAM045731 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NO); Mon, 20 Nov 2023 22:29:52 +0900 (JST) (envelope-from penguin-kernel@I-love.SAKURA.ne.jp) Message-ID: Date: Mon, 20 Nov 2023 22:29:47 +0900 Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: [PATCH 3/4] LSM: Break LSM_HOOK() macro into 6 macros. Content-Language: en-US From: Tetsuo Handa To: linux-security-module , bpf , KP Singh Cc: Paul Moore , Kees Cook , Casey Schaufler , song@kernel.org, Daniel Borkmann , Alexei Starovoitov , renauld@google.com, Paolo Abeni References: <93b5e861-c1ec-417c-b21e-56d0c4a3ae79@I-love.SAKURA.ne.jp> In-Reply-To: <93b5e861-c1ec-417c-b21e-56d0c4a3ae79@I-love.SAKURA.ne.jp> These macros are used for deduplicating typical functions in security/security.c and security/mod_lsm.c (which is added by the next patch). Signed-off-by: Tetsuo Handa --- include/linux/lsm_hook_defs.h | 780 ++++++++++++++++++---------------- 1 file changed, 424 insertions(+), 356 deletions(-) diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h index 3febbe4ef87c..4fdb13373fe2 100644 --- a/include/linux/lsm_hook_defs.h +++ b/include/linux/lsm_hook_defs.h @@ -25,398 +25,466 @@ * #include * }; */ -LSM_HOOK(int, 0, binder_set_context_mgr, const struct cred *mgr) -LSM_HOOK(int, 0, binder_transaction, const struct cred *from, - const struct cred *to) -LSM_HOOK(int, 0, binder_transfer_binder, const struct cred *from, - const struct cred *to) -LSM_HOOK(int, 0, binder_transfer_file, const struct cred *from, - const struct cred *to, const struct file *file) -LSM_HOOK(int, 0, ptrace_access_check, struct task_struct *child, - unsigned int mode) -LSM_HOOK(int, 0, ptrace_traceme, struct task_struct *parent) -LSM_HOOK(int, 0, capget, const struct task_struct *target, kernel_cap_t *effective, - kernel_cap_t *inheritable, kernel_cap_t *permitted) -LSM_HOOK(int, 0, capset, struct cred *new, const struct cred *old, - const kernel_cap_t *effective, const kernel_cap_t *inheritable, - const kernel_cap_t *permitted) -LSM_HOOK(int, 0, capable, const struct cred *cred, struct user_namespace *ns, - int cap, unsigned int opts) -LSM_HOOK(int, 0, quotactl, int cmds, int type, int id, const struct super_block *sb) -LSM_HOOK(int, 0, quota_on, struct dentry *dentry) -LSM_HOOK(int, 0, syslog, int type) -LSM_HOOK(int, 0, settime, const struct timespec64 *ts, - const struct timezone *tz) -LSM_HOOK(int, 1, vm_enough_memory, struct mm_struct *mm, long pages) -LSM_HOOK(int, 0, bprm_creds_for_exec, struct linux_binprm *bprm) -LSM_HOOK(int, 0, bprm_creds_from_file, struct linux_binprm *bprm, const struct file *file) -LSM_HOOK(int, 0, bprm_check_security, struct linux_binprm *bprm) -LSM_HOOK(void, LSM_RET_VOID, bprm_committing_creds, const struct linux_binprm *bprm) -LSM_HOOK(void, LSM_RET_VOID, bprm_committed_creds, const struct linux_binprm *bprm) -LSM_HOOK(int, 0, fs_context_submount, struct fs_context *fc, struct super_block *reference) -LSM_HOOK(int, 0, fs_context_dup, struct fs_context *fc, - struct fs_context *src_sc) -LSM_HOOK(int, -ENOPARAM, fs_context_parse_param, struct fs_context *fc, - struct fs_parameter *param) -LSM_HOOK(int, 0, sb_alloc_security, struct super_block *sb) -LSM_HOOK(void, LSM_RET_VOID, sb_delete, struct super_block *sb) -LSM_HOOK(void, LSM_RET_VOID, sb_free_security, struct super_block *sb) -LSM_HOOK(void, LSM_RET_VOID, sb_free_mnt_opts, void *mnt_opts) -LSM_HOOK(int, 0, sb_eat_lsm_opts, char *orig, void **mnt_opts) -LSM_HOOK(int, 0, sb_mnt_opts_compat, struct super_block *sb, void *mnt_opts) -LSM_HOOK(int, 0, sb_remount, struct super_block *sb, void *mnt_opts) -LSM_HOOK(int, 0, sb_kern_mount, const struct super_block *sb) -LSM_HOOK(int, 0, sb_show_options, struct seq_file *m, struct super_block *sb) -LSM_HOOK(int, 0, sb_statfs, struct dentry *dentry) -LSM_HOOK(int, 0, sb_mount, const char *dev_name, const struct path *path, - const char *type, unsigned long flags, void *data) -LSM_HOOK(int, 0, sb_umount, struct vfsmount *mnt, int flags) -LSM_HOOK(int, 0, sb_pivotroot, const struct path *old_path, - const struct path *new_path) -LSM_HOOK(int, 0, sb_set_mnt_opts, struct super_block *sb, void *mnt_opts, - unsigned long kern_flags, unsigned long *set_kern_flags) -LSM_HOOK(int, 0, sb_clone_mnt_opts, const struct super_block *oldsb, - struct super_block *newsb, unsigned long kern_flags, - unsigned long *set_kern_flags) -LSM_HOOK(int, 0, move_mount, const struct path *from_path, - const struct path *to_path) -LSM_HOOK(int, -EOPNOTSUPP, dentry_init_security, struct dentry *dentry, - int mode, const struct qstr *name, const char **xattr_name, - void **ctx, u32 *ctxlen) -LSM_HOOK(int, 0, dentry_create_files_as, struct dentry *dentry, int mode, - struct qstr *name, const struct cred *old, struct cred *new) + +/* + * The macro LSM_PLAIN_INT_HOOK can be used to automatically define a callback + * function that returns int and the loop can continue as long as the default + * return value is returned by callback functions in that loop. + * LSM_HOOK is used if this macro is not defined. + */ +#ifndef LSM_PLAIN_INT_HOOK +#define LSM_PLAIN_INT_HOOK LSM_HOOK +#endif + +/* + * The macro LSM_CUSTOM_INT_HOOK can be used to define a callback function that + * returns int and the loop can continue as long as the default return value is + * returned by callback functions in that loop, but that callback function has + * something to do before and/or after the loop. + * LSM_HOOK is used if this macro is not defined. + */ +#ifndef LSM_CUSTOM_INT_HOOK +#define LSM_CUSTOM_INT_HOOK LSM_HOOK +#endif + +/* + * The macro LSM_SPECIAL_INT_HOOK can be used to suppess automatically defining + * a callback function that returns int because that callback has something to + * do before and/or after calling callback functions in that loop. + * LSM_HOOK is used if this macro is not defined. + */ +#ifndef LSM_SPECIAL_INT_HOOK +#define LSM_SPECIAL_INT_HOOK LSM_HOOK +#endif + +/* + * The macro LSM_PLAIN_VOID_HOOK can be used to automatically define a callback + * function that does not return a value. + * LSM_HOOK is used if this macro is not defined. + */ +#ifndef LSM_PLAIN_VOID_HOOK +#define LSM_PLAIN_VOID_HOOK LSM_HOOK +#endif + +/* + * The macro LSM_CUSTOM_VOID_HOOK can be used to suppress automatically + * defining a callback function that does not return a value because that + * callback function has something to do before and/or after the loop. + * LSM_HOOK is used if this macro is not defined. + */ +#ifndef LSM_CUSTOM_VOID_HOOK +#define LSM_CUSTOM_VOID_HOOK LSM_HOOK +#endif + +/* + * The macro LSM_SPECIAL_VOID_HOOK can be used to suppess automatically defining + * a callback function that does not return a value because that callback has + * something to do before and/or after calling callback functions in that loop. + * LSM_HOOK is used if this macro is not defined. + */ +#ifndef LSM_SPECIAL_VOID_HOOK +#define LSM_SPECIAL_VOID_HOOK LSM_HOOK +#endif + +LSM_PLAIN_INT_HOOK(int, 0, binder_set_context_mgr, const struct cred *mgr) +LSM_PLAIN_INT_HOOK(int, 0, binder_transaction, const struct cred *from, + const struct cred *to) +LSM_PLAIN_INT_HOOK(int, 0, binder_transfer_binder, const struct cred *from, + const struct cred *to) +LSM_PLAIN_INT_HOOK(int, 0, binder_transfer_file, const struct cred *from, + const struct cred *to, const struct file *file) +LSM_PLAIN_INT_HOOK(int, 0, ptrace_access_check, struct task_struct *child, + unsigned int mode) +LSM_PLAIN_INT_HOOK(int, 0, ptrace_traceme, struct task_struct *parent) +LSM_PLAIN_INT_HOOK(int, 0, capget, const struct task_struct *target, kernel_cap_t *effective, + kernel_cap_t *inheritable, kernel_cap_t *permitted) +LSM_PLAIN_INT_HOOK(int, 0, capset, struct cred *new, const struct cred *old, + const kernel_cap_t *effective, const kernel_cap_t *inheritable, + const kernel_cap_t *permitted) +LSM_PLAIN_INT_HOOK(int, 0, capable, const struct cred *cred, struct user_namespace *ns, + int cap, unsigned int opts) +LSM_PLAIN_INT_HOOK(int, 0, quotactl, int cmds, int type, int id, const struct super_block *sb) +LSM_PLAIN_INT_HOOK(int, 0, quota_on, struct dentry *dentry) +LSM_PLAIN_INT_HOOK(int, 0, syslog, int type) +LSM_SPECIAL_INT_HOOK(int, 0, settime, const struct timespec64 *ts, + const struct timezone *tz) +LSM_SPECIAL_INT_HOOK(int, 1, vm_enough_memory, struct mm_struct *mm, long pages) +LSM_PLAIN_INT_HOOK(int, 0, bprm_creds_for_exec, struct linux_binprm *bprm) +LSM_PLAIN_INT_HOOK(int, 0, bprm_creds_from_file, struct linux_binprm *bprm, const struct file *file) +LSM_PLAIN_INT_HOOK(int, 0, bprm_check_security, struct linux_binprm *bprm) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, bprm_committing_creds, const struct linux_binprm *bprm) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, bprm_committed_creds, const struct linux_binprm *bprm) +LSM_PLAIN_INT_HOOK(int, 0, fs_context_submount, struct fs_context *fc, + struct super_block *reference) +LSM_PLAIN_INT_HOOK(int, 0, fs_context_dup, struct fs_context *fc, + struct fs_context *src_sc) +LSM_SPECIAL_INT_HOOK(int, -ENOPARAM, fs_context_parse_param, struct fs_context *fc, + struct fs_parameter *param) +LSM_PLAIN_INT_HOOK(int, 0, sb_alloc_security, struct super_block *sb) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, sb_delete, struct super_block *sb) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, sb_free_security, struct super_block *sb) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, sb_free_mnt_opts, void *mnt_opts) +LSM_PLAIN_INT_HOOK(int, 0, sb_eat_lsm_opts, char *orig, void **mnt_opts) +LSM_PLAIN_INT_HOOK(int, 0, sb_mnt_opts_compat, struct super_block *sb, void *mnt_opts) +LSM_PLAIN_INT_HOOK(int, 0, sb_remount, struct super_block *sb, void *mnt_opts) +LSM_PLAIN_INT_HOOK(int, 0, sb_kern_mount, const struct super_block *sb) +LSM_PLAIN_INT_HOOK(int, 0, sb_show_options, struct seq_file *m, struct super_block *sb) +LSM_PLAIN_INT_HOOK(int, 0, sb_statfs, struct dentry *dentry) +LSM_PLAIN_INT_HOOK(int, 0, sb_mount, const char *dev_name, const struct path *path, + const char *type, unsigned long flags, void *data) +LSM_PLAIN_INT_HOOK(int, 0, sb_umount, struct vfsmount *mnt, int flags) +LSM_PLAIN_INT_HOOK(int, 0, sb_pivotroot, const struct path *old_path, + const struct path *new_path) +LSM_CUSTOM_INT_HOOK(int, 0, sb_set_mnt_opts, struct super_block *sb, void *mnt_opts, + unsigned long kern_flags, unsigned long *set_kern_flags) +LSM_PLAIN_INT_HOOK(int, 0, sb_clone_mnt_opts, const struct super_block *oldsb, + struct super_block *newsb, unsigned long kern_flags, + unsigned long *set_kern_flags) +LSM_PLAIN_INT_HOOK(int, 0, move_mount, const struct path *from_path, + const struct path *to_path) +LSM_PLAIN_INT_HOOK(int, -EOPNOTSUPP, dentry_init_security, struct dentry *dentry, + int mode, const struct qstr *name, const char **xattr_name, + void **ctx, u32 *ctxlen) +LSM_PLAIN_INT_HOOK(int, 0, dentry_create_files_as, struct dentry *dentry, int mode, + struct qstr *name, const struct cred *old, struct cred *new) #ifdef CONFIG_SECURITY_PATH -LSM_HOOK(int, 0, path_unlink, const struct path *dir, struct dentry *dentry) -LSM_HOOK(int, 0, path_mkdir, const struct path *dir, struct dentry *dentry, - umode_t mode) -LSM_HOOK(int, 0, path_rmdir, const struct path *dir, struct dentry *dentry) -LSM_HOOK(int, 0, path_mknod, const struct path *dir, struct dentry *dentry, - umode_t mode, unsigned int dev) -LSM_HOOK(int, 0, path_truncate, const struct path *path) -LSM_HOOK(int, 0, path_symlink, const struct path *dir, struct dentry *dentry, - const char *old_name) -LSM_HOOK(int, 0, path_link, struct dentry *old_dentry, - const struct path *new_dir, struct dentry *new_dentry) -LSM_HOOK(int, 0, path_rename, const struct path *old_dir, - struct dentry *old_dentry, const struct path *new_dir, - struct dentry *new_dentry, unsigned int flags) -LSM_HOOK(int, 0, path_chmod, const struct path *path, umode_t mode) -LSM_HOOK(int, 0, path_chown, const struct path *path, kuid_t uid, kgid_t gid) -LSM_HOOK(int, 0, path_chroot, const struct path *path) +LSM_CUSTOM_INT_HOOK(int, 0, path_unlink, const struct path *dir, struct dentry *dentry) +LSM_CUSTOM_INT_HOOK(int, 0, path_mkdir, const struct path *dir, struct dentry *dentry, + umode_t mode) +LSM_CUSTOM_INT_HOOK(int, 0, path_rmdir, const struct path *dir, struct dentry *dentry) +LSM_CUSTOM_INT_HOOK(int, 0, path_mknod, const struct path *dir, struct dentry *dentry, + umode_t mode, unsigned int dev) +LSM_CUSTOM_INT_HOOK(int, 0, path_truncate, const struct path *path) +LSM_CUSTOM_INT_HOOK(int, 0, path_symlink, const struct path *dir, struct dentry *dentry, + const char *old_name) +LSM_CUSTOM_INT_HOOK(int, 0, path_link, struct dentry *old_dentry, + const struct path *new_dir, struct dentry *new_dentry) +LSM_CUSTOM_INT_HOOK(int, 0, path_rename, const struct path *old_dir, + struct dentry *old_dentry, const struct path *new_dir, + struct dentry *new_dentry, unsigned int flags) +LSM_CUSTOM_INT_HOOK(int, 0, path_chmod, const struct path *path, umode_t mode) +LSM_CUSTOM_INT_HOOK(int, 0, path_chown, const struct path *path, kuid_t uid, kgid_t gid) +LSM_PLAIN_INT_HOOK(int, 0, path_chroot, const struct path *path) #endif /* CONFIG_SECURITY_PATH */ /* Needed for inode based security check */ -LSM_HOOK(int, 0, path_notify, const struct path *path, u64 mask, - unsigned int obj_type) -LSM_HOOK(int, 0, inode_alloc_security, struct inode *inode) -LSM_HOOK(void, LSM_RET_VOID, inode_free_security, struct inode *inode) -LSM_HOOK(int, -EOPNOTSUPP, inode_init_security, struct inode *inode, - struct inode *dir, const struct qstr *qstr, struct xattr *xattrs, - int *xattr_count) -LSM_HOOK(int, 0, inode_init_security_anon, struct inode *inode, - const struct qstr *name, const struct inode *context_inode) -LSM_HOOK(int, 0, inode_create, struct inode *dir, struct dentry *dentry, - umode_t mode) -LSM_HOOK(int, 0, inode_link, struct dentry *old_dentry, struct inode *dir, - struct dentry *new_dentry) -LSM_HOOK(int, 0, inode_unlink, struct inode *dir, struct dentry *dentry) -LSM_HOOK(int, 0, inode_symlink, struct inode *dir, struct dentry *dentry, - const char *old_name) -LSM_HOOK(int, 0, inode_mkdir, struct inode *dir, struct dentry *dentry, - umode_t mode) -LSM_HOOK(int, 0, inode_rmdir, struct inode *dir, struct dentry *dentry) -LSM_HOOK(int, 0, inode_mknod, struct inode *dir, struct dentry *dentry, - umode_t mode, dev_t dev) -LSM_HOOK(int, 0, inode_rename, struct inode *old_dir, struct dentry *old_dentry, - struct inode *new_dir, struct dentry *new_dentry) -LSM_HOOK(int, 0, inode_readlink, struct dentry *dentry) -LSM_HOOK(int, 0, inode_follow_link, struct dentry *dentry, struct inode *inode, - bool rcu) -LSM_HOOK(int, 0, inode_permission, struct inode *inode, int mask) -LSM_HOOK(int, 0, inode_setattr, struct dentry *dentry, struct iattr *attr) -LSM_HOOK(int, 0, inode_getattr, const struct path *path) -LSM_HOOK(int, 0, inode_setxattr, struct mnt_idmap *idmap, - struct dentry *dentry, const char *name, const void *value, - size_t size, int flags) -LSM_HOOK(void, LSM_RET_VOID, inode_post_setxattr, struct dentry *dentry, - const char *name, const void *value, size_t size, int flags) -LSM_HOOK(int, 0, inode_getxattr, struct dentry *dentry, const char *name) -LSM_HOOK(int, 0, inode_listxattr, struct dentry *dentry) -LSM_HOOK(int, 0, inode_removexattr, struct mnt_idmap *idmap, - struct dentry *dentry, const char *name) -LSM_HOOK(int, 0, inode_set_acl, struct mnt_idmap *idmap, - struct dentry *dentry, const char *acl_name, struct posix_acl *kacl) -LSM_HOOK(int, 0, inode_get_acl, struct mnt_idmap *idmap, - struct dentry *dentry, const char *acl_name) -LSM_HOOK(int, 0, inode_remove_acl, struct mnt_idmap *idmap, - struct dentry *dentry, const char *acl_name) -LSM_HOOK(int, 0, inode_need_killpriv, struct dentry *dentry) -LSM_HOOK(int, 0, inode_killpriv, struct mnt_idmap *idmap, - struct dentry *dentry) -LSM_HOOK(int, -EOPNOTSUPP, inode_getsecurity, struct mnt_idmap *idmap, - struct inode *inode, const char *name, void **buffer, bool alloc) -LSM_HOOK(int, -EOPNOTSUPP, inode_setsecurity, struct inode *inode, - const char *name, const void *value, size_t size, int flags) -LSM_HOOK(int, 0, inode_listsecurity, struct inode *inode, char *buffer, - size_t buffer_size) -LSM_HOOK(void, LSM_RET_VOID, inode_getsecid, struct inode *inode, u32 *secid) -LSM_HOOK(int, 0, inode_copy_up, struct dentry *src, struct cred **new) -LSM_HOOK(int, -EOPNOTSUPP, inode_copy_up_xattr, const char *name) -LSM_HOOK(int, 0, kernfs_init_security, struct kernfs_node *kn_dir, - struct kernfs_node *kn) -LSM_HOOK(int, 0, file_permission, struct file *file, int mask) -LSM_HOOK(int, 0, file_alloc_security, struct file *file) -LSM_HOOK(void, LSM_RET_VOID, file_free_security, struct file *file) -LSM_HOOK(int, 0, file_ioctl, struct file *file, unsigned int cmd, - unsigned long arg) -LSM_HOOK(int, 0, mmap_addr, unsigned long addr) -LSM_HOOK(int, 0, mmap_file, struct file *file, unsigned long reqprot, - unsigned long prot, unsigned long flags) -LSM_HOOK(int, 0, file_mprotect, struct vm_area_struct *vma, - unsigned long reqprot, unsigned long prot) -LSM_HOOK(int, 0, file_lock, struct file *file, unsigned int cmd) -LSM_HOOK(int, 0, file_fcntl, struct file *file, unsigned int cmd, - unsigned long arg) -LSM_HOOK(void, LSM_RET_VOID, file_set_fowner, struct file *file) -LSM_HOOK(int, 0, file_send_sigiotask, struct task_struct *tsk, - struct fown_struct *fown, int sig) -LSM_HOOK(int, 0, file_receive, struct file *file) -LSM_HOOK(int, 0, file_open, struct file *file) -LSM_HOOK(int, 0, file_truncate, struct file *file) -LSM_HOOK(int, 0, task_alloc, struct task_struct *task, - unsigned long clone_flags) -LSM_HOOK(void, LSM_RET_VOID, task_free, struct task_struct *task) -LSM_HOOK(int, 0, cred_alloc_blank, struct cred *cred, gfp_t gfp) -LSM_HOOK(void, LSM_RET_VOID, cred_free, struct cred *cred) -LSM_HOOK(int, 0, cred_prepare, struct cred *new, const struct cred *old, - gfp_t gfp) -LSM_HOOK(void, LSM_RET_VOID, cred_transfer, struct cred *new, - const struct cred *old) -LSM_HOOK(void, LSM_RET_VOID, cred_getsecid, const struct cred *c, u32 *secid) -LSM_HOOK(int, 0, kernel_act_as, struct cred *new, u32 secid) -LSM_HOOK(int, 0, kernel_create_files_as, struct cred *new, struct inode *inode) -LSM_HOOK(int, 0, kernel_module_request, char *kmod_name) -LSM_HOOK(int, 0, kernel_load_data, enum kernel_load_data_id id, bool contents) -LSM_HOOK(int, 0, kernel_post_load_data, char *buf, loff_t size, - enum kernel_load_data_id id, char *description) -LSM_HOOK(int, 0, kernel_read_file, struct file *file, - enum kernel_read_file_id id, bool contents) -LSM_HOOK(int, 0, kernel_post_read_file, struct file *file, char *buf, - loff_t size, enum kernel_read_file_id id) -LSM_HOOK(int, 0, task_fix_setuid, struct cred *new, const struct cred *old, - int flags) -LSM_HOOK(int, 0, task_fix_setgid, struct cred *new, const struct cred * old, - int flags) -LSM_HOOK(int, 0, task_fix_setgroups, struct cred *new, const struct cred * old) -LSM_HOOK(int, 0, task_setpgid, struct task_struct *p, pid_t pgid) -LSM_HOOK(int, 0, task_getpgid, struct task_struct *p) -LSM_HOOK(int, 0, task_getsid, struct task_struct *p) -LSM_HOOK(void, LSM_RET_VOID, current_getsecid_subj, u32 *secid) -LSM_HOOK(void, LSM_RET_VOID, task_getsecid_obj, - struct task_struct *p, u32 *secid) -LSM_HOOK(int, 0, task_setnice, struct task_struct *p, int nice) -LSM_HOOK(int, 0, task_setioprio, struct task_struct *p, int ioprio) -LSM_HOOK(int, 0, task_getioprio, struct task_struct *p) -LSM_HOOK(int, 0, task_prlimit, const struct cred *cred, - const struct cred *tcred, unsigned int flags) -LSM_HOOK(int, 0, task_setrlimit, struct task_struct *p, unsigned int resource, - struct rlimit *new_rlim) -LSM_HOOK(int, 0, task_setscheduler, struct task_struct *p) -LSM_HOOK(int, 0, task_getscheduler, struct task_struct *p) -LSM_HOOK(int, 0, task_movememory, struct task_struct *p) -LSM_HOOK(int, 0, task_kill, struct task_struct *p, struct kernel_siginfo *info, - int sig, const struct cred *cred) -LSM_HOOK(int, -ENOSYS, task_prctl, int option, unsigned long arg2, - unsigned long arg3, unsigned long arg4, unsigned long arg5) -LSM_HOOK(void, LSM_RET_VOID, task_to_inode, struct task_struct *p, - struct inode *inode) -LSM_HOOK(int, 0, userns_create, const struct cred *cred) -LSM_HOOK(int, 0, ipc_permission, struct kern_ipc_perm *ipcp, short flag) -LSM_HOOK(void, LSM_RET_VOID, ipc_getsecid, struct kern_ipc_perm *ipcp, - u32 *secid) -LSM_HOOK(int, 0, msg_msg_alloc_security, struct msg_msg *msg) -LSM_HOOK(void, LSM_RET_VOID, msg_msg_free_security, struct msg_msg *msg) -LSM_HOOK(int, 0, msg_queue_alloc_security, struct kern_ipc_perm *perm) -LSM_HOOK(void, LSM_RET_VOID, msg_queue_free_security, - struct kern_ipc_perm *perm) -LSM_HOOK(int, 0, msg_queue_associate, struct kern_ipc_perm *perm, int msqflg) -LSM_HOOK(int, 0, msg_queue_msgctl, struct kern_ipc_perm *perm, int cmd) -LSM_HOOK(int, 0, msg_queue_msgsnd, struct kern_ipc_perm *perm, - struct msg_msg *msg, int msqflg) -LSM_HOOK(int, 0, msg_queue_msgrcv, struct kern_ipc_perm *perm, - struct msg_msg *msg, struct task_struct *target, long type, int mode) -LSM_HOOK(int, 0, shm_alloc_security, struct kern_ipc_perm *perm) -LSM_HOOK(void, LSM_RET_VOID, shm_free_security, struct kern_ipc_perm *perm) -LSM_HOOK(int, 0, shm_associate, struct kern_ipc_perm *perm, int shmflg) -LSM_HOOK(int, 0, shm_shmctl, struct kern_ipc_perm *perm, int cmd) -LSM_HOOK(int, 0, shm_shmat, struct kern_ipc_perm *perm, char __user *shmaddr, - int shmflg) -LSM_HOOK(int, 0, sem_alloc_security, struct kern_ipc_perm *perm) -LSM_HOOK(void, LSM_RET_VOID, sem_free_security, struct kern_ipc_perm *perm) -LSM_HOOK(int, 0, sem_associate, struct kern_ipc_perm *perm, int semflg) -LSM_HOOK(int, 0, sem_semctl, struct kern_ipc_perm *perm, int cmd) -LSM_HOOK(int, 0, sem_semop, struct kern_ipc_perm *perm, struct sembuf *sops, - unsigned nsops, int alter) -LSM_HOOK(int, 0, netlink_send, struct sock *sk, struct sk_buff *skb) -LSM_HOOK(void, LSM_RET_VOID, d_instantiate, struct dentry *dentry, - struct inode *inode) -LSM_HOOK(int, -EINVAL, getprocattr, struct task_struct *p, const char *name, - char **value) -LSM_HOOK(int, -EINVAL, setprocattr, const char *name, void *value, size_t size) -LSM_HOOK(int, 0, ismaclabel, const char *name) -LSM_HOOK(int, -EOPNOTSUPP, secid_to_secctx, u32 secid, char **secdata, - u32 *seclen) -LSM_HOOK(int, 0, secctx_to_secid, const char *secdata, u32 seclen, u32 *secid) -LSM_HOOK(void, LSM_RET_VOID, release_secctx, char *secdata, u32 seclen) -LSM_HOOK(void, LSM_RET_VOID, inode_invalidate_secctx, struct inode *inode) -LSM_HOOK(int, 0, inode_notifysecctx, struct inode *inode, void *ctx, u32 ctxlen) -LSM_HOOK(int, 0, inode_setsecctx, struct dentry *dentry, void *ctx, u32 ctxlen) -LSM_HOOK(int, -EOPNOTSUPP, inode_getsecctx, struct inode *inode, void **ctx, - u32 *ctxlen) +LSM_PLAIN_INT_HOOK(int, 0, path_notify, const struct path *path, u64 mask, + unsigned int obj_type) +LSM_PLAIN_INT_HOOK(int, 0, inode_alloc_security, struct inode *inode) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, inode_free_security, struct inode *inode) +LSM_SPECIAL_INT_HOOK(int, -EOPNOTSUPP, inode_init_security, struct inode *inode, + struct inode *dir, const struct qstr *qstr, struct xattr *xattrs, + int *xattr_count) +LSM_PLAIN_INT_HOOK(int, 0, inode_init_security_anon, struct inode *inode, + const struct qstr *name, const struct inode *context_inode) +LSM_CUSTOM_INT_HOOK(int, 0, inode_create, struct inode *dir, struct dentry *dentry, + umode_t mode) +LSM_CUSTOM_INT_HOOK(int, 0, inode_link, struct dentry *old_dentry, struct inode *dir, + struct dentry *new_dentry) +LSM_CUSTOM_INT_HOOK(int, 0, inode_unlink, struct inode *dir, struct dentry *dentry) +LSM_CUSTOM_INT_HOOK(int, 0, inode_symlink, struct inode *dir, struct dentry *dentry, + const char *old_name) +LSM_CUSTOM_INT_HOOK(int, 0, inode_mkdir, struct inode *dir, struct dentry *dentry, + umode_t mode) +LSM_CUSTOM_INT_HOOK(int, 0, inode_rmdir, struct inode *dir, struct dentry *dentry) +LSM_CUSTOM_INT_HOOK(int, 0, inode_mknod, struct inode *dir, struct dentry *dentry, + umode_t mode, dev_t dev) +LSM_CUSTOM_INT_HOOK(int, 0, inode_rename, struct inode *old_dir, struct dentry *old_dentry, + struct inode *new_dir, struct dentry *new_dentry) +LSM_CUSTOM_INT_HOOK(int, 0, inode_readlink, struct dentry *dentry) +LSM_CUSTOM_INT_HOOK(int, 0, inode_follow_link, struct dentry *dentry, struct inode *inode, + bool rcu) +LSM_CUSTOM_INT_HOOK(int, 0, inode_permission, struct inode *inode, int mask) +LSM_CUSTOM_INT_HOOK(int, 0, inode_setattr, struct dentry *dentry, struct iattr *attr) +LSM_CUSTOM_INT_HOOK(int, 0, inode_getattr, const struct path *path) +LSM_CUSTOM_INT_HOOK(int, 0, inode_setxattr, struct mnt_idmap *idmap, + struct dentry *dentry, const char *name, const void *value, + size_t size, int flags) +LSM_CUSTOM_VOID_HOOK(void, LSM_RET_VOID, inode_post_setxattr, struct dentry *dentry, + const char *name, const void *value, size_t size, int flags) +LSM_CUSTOM_INT_HOOK(int, 0, inode_getxattr, struct dentry *dentry, const char *name) +LSM_CUSTOM_INT_HOOK(int, 0, inode_listxattr, struct dentry *dentry) +LSM_CUSTOM_INT_HOOK(int, 0, inode_removexattr, struct mnt_idmap *idmap, + struct dentry *dentry, const char *name) +LSM_CUSTOM_INT_HOOK(int, 0, inode_set_acl, struct mnt_idmap *idmap, + struct dentry *dentry, const char *acl_name, struct posix_acl *kacl) +LSM_CUSTOM_INT_HOOK(int, 0, inode_get_acl, struct mnt_idmap *idmap, + struct dentry *dentry, const char *acl_name) +LSM_CUSTOM_INT_HOOK(int, 0, inode_remove_acl, struct mnt_idmap *idmap, + struct dentry *dentry, const char *acl_name) +LSM_PLAIN_INT_HOOK(int, 0, inode_need_killpriv, struct dentry *dentry) +LSM_PLAIN_INT_HOOK(int, 0, inode_killpriv, struct mnt_idmap *idmap, + struct dentry *dentry) +LSM_CUSTOM_INT_HOOK(int, -EOPNOTSUPP, inode_getsecurity, struct mnt_idmap *idmap, + struct inode *inode, const char *name, void **buffer, bool alloc) +LSM_CUSTOM_INT_HOOK(int, -EOPNOTSUPP, inode_setsecurity, struct inode *inode, + const char *name, const void *value, size_t size, int flags) +LSM_CUSTOM_INT_HOOK(int, 0, inode_listsecurity, struct inode *inode, char *buffer, + size_t buffer_size) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, inode_getsecid, struct inode *inode, u32 *secid) +LSM_PLAIN_INT_HOOK(int, 0, inode_copy_up, struct dentry *src, struct cred **new) +LSM_CUSTOM_INT_HOOK(int, -EOPNOTSUPP, inode_copy_up_xattr, const char *name) +LSM_PLAIN_INT_HOOK(int, 0, kernfs_init_security, struct kernfs_node *kn_dir, + struct kernfs_node *kn) +LSM_CUSTOM_INT_HOOK(int, 0, file_permission, struct file *file, int mask) +LSM_PLAIN_INT_HOOK(int, 0, file_alloc_security, struct file *file) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, file_free_security, struct file *file) +LSM_PLAIN_INT_HOOK(int, 0, file_ioctl, struct file *file, unsigned int cmd, + unsigned long arg) +LSM_PLAIN_INT_HOOK(int, 0, mmap_addr, unsigned long addr) +LSM_CUSTOM_INT_HOOK(int, 0, mmap_file, struct file *file, unsigned long reqprot, + unsigned long prot, unsigned long flags) +LSM_CUSTOM_INT_HOOK(int, 0, file_mprotect, struct vm_area_struct *vma, + unsigned long reqprot, unsigned long prot) +LSM_PLAIN_INT_HOOK(int, 0, file_lock, struct file *file, unsigned int cmd) +LSM_PLAIN_INT_HOOK(int, 0, file_fcntl, struct file *file, unsigned int cmd, + unsigned long arg) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, file_set_fowner, struct file *file) +LSM_PLAIN_INT_HOOK(int, 0, file_send_sigiotask, struct task_struct *tsk, + struct fown_struct *fown, int sig) +LSM_PLAIN_INT_HOOK(int, 0, file_receive, struct file *file) +LSM_CUSTOM_INT_HOOK(int, 0, file_open, struct file *file) +LSM_PLAIN_INT_HOOK(int, 0, file_truncate, struct file *file) +LSM_CUSTOM_INT_HOOK(int, 0, task_alloc, struct task_struct *task, + unsigned long clone_flags) +LSM_SPECIAL_VOID_HOOK(void, LSM_RET_VOID, task_free, struct task_struct *task) +LSM_CUSTOM_INT_HOOK(int, 0, cred_alloc_blank, struct cred *cred, gfp_t gfp) +LSM_CUSTOM_VOID_HOOK(void, LSM_RET_VOID, cred_free, struct cred *cred) +LSM_PLAIN_INT_HOOK(int, 0, cred_prepare, struct cred *new, const struct cred *old, + gfp_t gfp) +LSM_SPECIAL_VOID_HOOK(void, LSM_RET_VOID, cred_transfer, struct cred *new, + const struct cred *old) +LSM_CUSTOM_VOID_HOOK(void, LSM_RET_VOID, cred_getsecid, const struct cred *c, u32 *secid) +LSM_PLAIN_INT_HOOK(int, 0, kernel_act_as, struct cred *new, u32 secid) +LSM_PLAIN_INT_HOOK(int, 0, kernel_create_files_as, struct cred *new, struct inode *inode) +LSM_CUSTOM_INT_HOOK(int, 0, kernel_module_request, char *kmod_name) +LSM_CUSTOM_INT_HOOK(int, 0, kernel_load_data, enum kernel_load_data_id id, bool contents) +LSM_CUSTOM_INT_HOOK(int, 0, kernel_post_load_data, char *buf, loff_t size, + enum kernel_load_data_id id, char *description) +LSM_CUSTOM_INT_HOOK(int, 0, kernel_read_file, struct file *file, + enum kernel_read_file_id id, bool contents) +LSM_CUSTOM_INT_HOOK(int, 0, kernel_post_read_file, struct file *file, char *buf, + loff_t size, enum kernel_read_file_id id) +LSM_PLAIN_INT_HOOK(int, 0, task_fix_setuid, struct cred *new, const struct cred *old, + int flags) +LSM_PLAIN_INT_HOOK(int, 0, task_fix_setgid, struct cred *new, const struct cred *old, + int flags) +LSM_PLAIN_INT_HOOK(int, 0, task_fix_setgroups, struct cred *new, const struct cred *old) +LSM_PLAIN_INT_HOOK(int, 0, task_setpgid, struct task_struct *p, pid_t pgid) +LSM_PLAIN_INT_HOOK(int, 0, task_getpgid, struct task_struct *p) +LSM_PLAIN_INT_HOOK(int, 0, task_getsid, struct task_struct *p) +LSM_CUSTOM_VOID_HOOK(void, LSM_RET_VOID, current_getsecid_subj, u32 *secid) +LSM_CUSTOM_VOID_HOOK(void, LSM_RET_VOID, task_getsecid_obj, + struct task_struct *p, u32 *secid) +LSM_PLAIN_INT_HOOK(int, 0, task_setnice, struct task_struct *p, int nice) +LSM_PLAIN_INT_HOOK(int, 0, task_setioprio, struct task_struct *p, int ioprio) +LSM_PLAIN_INT_HOOK(int, 0, task_getioprio, struct task_struct *p) +LSM_PLAIN_INT_HOOK(int, 0, task_prlimit, const struct cred *cred, + const struct cred *tcred, unsigned int flags) +LSM_PLAIN_INT_HOOK(int, 0, task_setrlimit, struct task_struct *p, unsigned int resource, + struct rlimit *new_rlim) +LSM_PLAIN_INT_HOOK(int, 0, task_setscheduler, struct task_struct *p) +LSM_PLAIN_INT_HOOK(int, 0, task_getscheduler, struct task_struct *p) +LSM_PLAIN_INT_HOOK(int, 0, task_movememory, struct task_struct *p) +LSM_PLAIN_INT_HOOK(int, 0, task_kill, struct task_struct *p, struct kernel_siginfo *info, + int sig, const struct cred *cred) +LSM_SPECIAL_INT_HOOK(int, -ENOSYS, task_prctl, int option, unsigned long arg2, + unsigned long arg3, unsigned long arg4, unsigned long arg5) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, task_to_inode, struct task_struct *p, + struct inode *inode) +LSM_SPECIAL_INT_HOOK(int, 0, userns_create, const struct cred *cred) +LSM_PLAIN_INT_HOOK(int, 0, ipc_permission, struct kern_ipc_perm *ipcp, short flag) +LSM_CUSTOM_VOID_HOOK(void, LSM_RET_VOID, ipc_getsecid, struct kern_ipc_perm *ipcp, + u32 *secid) +LSM_PLAIN_INT_HOOK(int, 0, msg_msg_alloc_security, struct msg_msg *msg) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, msg_msg_free_security, struct msg_msg *msg) +LSM_PLAIN_INT_HOOK(int, 0, msg_queue_alloc_security, struct kern_ipc_perm *perm) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, msg_queue_free_security, + struct kern_ipc_perm *perm) +LSM_PLAIN_INT_HOOK(int, 0, msg_queue_associate, struct kern_ipc_perm *perm, int msqflg) +LSM_PLAIN_INT_HOOK(int, 0, msg_queue_msgctl, struct kern_ipc_perm *perm, int cmd) +LSM_PLAIN_INT_HOOK(int, 0, msg_queue_msgsnd, struct kern_ipc_perm *perm, + struct msg_msg *msg, int msqflg) +LSM_PLAIN_INT_HOOK(int, 0, msg_queue_msgrcv, struct kern_ipc_perm *perm, + struct msg_msg *msg, struct task_struct *target, long type, int mode) +LSM_PLAIN_INT_HOOK(int, 0, shm_alloc_security, struct kern_ipc_perm *perm) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, shm_free_security, struct kern_ipc_perm *perm) +LSM_PLAIN_INT_HOOK(int, 0, shm_associate, struct kern_ipc_perm *perm, int shmflg) +LSM_PLAIN_INT_HOOK(int, 0, shm_shmctl, struct kern_ipc_perm *perm, int cmd) +LSM_PLAIN_INT_HOOK(int, 0, shm_shmat, struct kern_ipc_perm *perm, char __user *shmaddr, + int shmflg) +LSM_PLAIN_INT_HOOK(int, 0, sem_alloc_security, struct kern_ipc_perm *perm) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, sem_free_security, struct kern_ipc_perm *perm) +LSM_PLAIN_INT_HOOK(int, 0, sem_associate, struct kern_ipc_perm *perm, int semflg) +LSM_PLAIN_INT_HOOK(int, 0, sem_semctl, struct kern_ipc_perm *perm, int cmd) +LSM_PLAIN_INT_HOOK(int, 0, sem_semop, struct kern_ipc_perm *perm, struct sembuf *sops, + unsigned int nsops, int alter) +LSM_PLAIN_INT_HOOK(int, 0, netlink_send, struct sock *sk, struct sk_buff *skb) +LSM_CUSTOM_VOID_HOOK(void, LSM_RET_VOID, d_instantiate, struct dentry *dentry, + struct inode *inode) +LSM_SPECIAL_INT_HOOK(int, -EINVAL, getprocattr, struct task_struct *p, const char *name, + char **value) +LSM_SPECIAL_INT_HOOK(int, -EINVAL, setprocattr, const char *name, void *value, size_t size) +LSM_PLAIN_INT_HOOK(int, 0, ismaclabel, const char *name) +LSM_PLAIN_INT_HOOK(int, -EOPNOTSUPP, secid_to_secctx, u32 secid, char **secdata, + u32 *seclen) +LSM_CUSTOM_INT_HOOK(int, 0, secctx_to_secid, const char *secdata, u32 seclen, u32 *secid) +LSM_CUSTOM_VOID_HOOK(void, LSM_RET_VOID, release_secctx, char *secdata, u32 seclen) +LSM_CUSTOM_VOID_HOOK(void, LSM_RET_VOID, inode_invalidate_secctx, struct inode *inode) +LSM_PLAIN_INT_HOOK(int, 0, inode_notifysecctx, struct inode *inode, void *ctx, u32 ctxlen) +LSM_PLAIN_INT_HOOK(int, 0, inode_setsecctx, struct dentry *dentry, void *ctx, u32 ctxlen) +LSM_SPECIAL_INT_HOOK(int, -EOPNOTSUPP, inode_getsecctx, struct inode *inode, void **ctx, + u32 *ctxlen) #if defined(CONFIG_SECURITY) && defined(CONFIG_WATCH_QUEUE) -LSM_HOOK(int, 0, post_notification, const struct cred *w_cred, - const struct cred *cred, struct watch_notification *n) +LSM_PLAIN_INT_HOOK(int, 0, post_notification, const struct cred *w_cred, + const struct cred *cred, struct watch_notification *n) #endif /* CONFIG_SECURITY && CONFIG_WATCH_QUEUE */ #if defined(CONFIG_SECURITY) && defined(CONFIG_KEY_NOTIFICATIONS) -LSM_HOOK(int, 0, watch_key, struct key *key) +LSM_PLAIN_INT_HOOK(int, 0, watch_key, struct key *key) #endif /* CONFIG_SECURITY && CONFIG_KEY_NOTIFICATIONS */ #ifdef CONFIG_SECURITY_NETWORK -LSM_HOOK(int, 0, unix_stream_connect, struct sock *sock, struct sock *other, - struct sock *newsk) -LSM_HOOK(int, 0, unix_may_send, struct socket *sock, struct socket *other) -LSM_HOOK(int, 0, socket_create, int family, int type, int protocol, int kern) -LSM_HOOK(int, 0, socket_post_create, struct socket *sock, int family, int type, - int protocol, int kern) -LSM_HOOK(int, 0, socket_socketpair, struct socket *socka, struct socket *sockb) -LSM_HOOK(int, 0, socket_bind, struct socket *sock, struct sockaddr *address, - int addrlen) -LSM_HOOK(int, 0, socket_connect, struct socket *sock, struct sockaddr *address, - int addrlen) -LSM_HOOK(int, 0, socket_listen, struct socket *sock, int backlog) -LSM_HOOK(int, 0, socket_accept, struct socket *sock, struct socket *newsock) -LSM_HOOK(int, 0, socket_sendmsg, struct socket *sock, struct msghdr *msg, - int size) -LSM_HOOK(int, 0, socket_recvmsg, struct socket *sock, struct msghdr *msg, - int size, int flags) -LSM_HOOK(int, 0, socket_getsockname, struct socket *sock) -LSM_HOOK(int, 0, socket_getpeername, struct socket *sock) -LSM_HOOK(int, 0, socket_getsockopt, struct socket *sock, int level, int optname) -LSM_HOOK(int, 0, socket_setsockopt, struct socket *sock, int level, int optname) -LSM_HOOK(int, 0, socket_shutdown, struct socket *sock, int how) -LSM_HOOK(int, 0, socket_sock_rcv_skb, struct sock *sk, struct sk_buff *skb) -LSM_HOOK(int, 0, socket_getpeersec_stream, struct socket *sock, - sockptr_t optval, sockptr_t optlen, unsigned int len) -LSM_HOOK(int, 0, socket_getpeersec_dgram, struct socket *sock, - struct sk_buff *skb, u32 *secid) -LSM_HOOK(int, 0, sk_alloc_security, struct sock *sk, int family, gfp_t priority) -LSM_HOOK(void, LSM_RET_VOID, sk_free_security, struct sock *sk) -LSM_HOOK(void, LSM_RET_VOID, sk_clone_security, const struct sock *sk, - struct sock *newsk) -LSM_HOOK(void, LSM_RET_VOID, sk_getsecid, const struct sock *sk, u32 *secid) -LSM_HOOK(void, LSM_RET_VOID, sock_graft, struct sock *sk, struct socket *parent) -LSM_HOOK(int, 0, inet_conn_request, const struct sock *sk, struct sk_buff *skb, - struct request_sock *req) -LSM_HOOK(void, LSM_RET_VOID, inet_csk_clone, struct sock *newsk, - const struct request_sock *req) -LSM_HOOK(void, LSM_RET_VOID, inet_conn_established, struct sock *sk, - struct sk_buff *skb) -LSM_HOOK(int, 0, secmark_relabel_packet, u32 secid) -LSM_HOOK(void, LSM_RET_VOID, secmark_refcount_inc, void) -LSM_HOOK(void, LSM_RET_VOID, secmark_refcount_dec, void) -LSM_HOOK(void, LSM_RET_VOID, req_classify_flow, const struct request_sock *req, - struct flowi_common *flic) -LSM_HOOK(int, 0, tun_dev_alloc_security, void **security) -LSM_HOOK(void, LSM_RET_VOID, tun_dev_free_security, void *security) -LSM_HOOK(int, 0, tun_dev_create, void) -LSM_HOOK(int, 0, tun_dev_attach_queue, void *security) -LSM_HOOK(int, 0, tun_dev_attach, struct sock *sk, void *security) -LSM_HOOK(int, 0, tun_dev_open, void *security) -LSM_HOOK(int, 0, sctp_assoc_request, struct sctp_association *asoc, - struct sk_buff *skb) -LSM_HOOK(int, 0, sctp_bind_connect, struct sock *sk, int optname, - struct sockaddr *address, int addrlen) -LSM_HOOK(void, LSM_RET_VOID, sctp_sk_clone, struct sctp_association *asoc, - struct sock *sk, struct sock *newsk) -LSM_HOOK(int, 0, sctp_assoc_established, struct sctp_association *asoc, - struct sk_buff *skb) -LSM_HOOK(int, 0, mptcp_add_subflow, struct sock *sk, struct sock *ssk) +LSM_PLAIN_INT_HOOK(int, 0, unix_stream_connect, struct sock *sock, struct sock *other, + struct sock *newsk) +LSM_PLAIN_INT_HOOK(int, 0, unix_may_send, struct socket *sock, struct socket *other) +LSM_PLAIN_INT_HOOK(int, 0, socket_create, int family, int type, int protocol, int kern) +LSM_PLAIN_INT_HOOK(int, 0, socket_post_create, struct socket *sock, int family, int type, + int protocol, int kern) +LSM_PLAIN_INT_HOOK(int, 0, socket_socketpair, struct socket *socka, struct socket *sockb) +LSM_PLAIN_INT_HOOK(int, 0, socket_bind, struct socket *sock, struct sockaddr *address, + int addrlen) +LSM_PLAIN_INT_HOOK(int, 0, socket_connect, struct socket *sock, struct sockaddr *address, + int addrlen) +LSM_PLAIN_INT_HOOK(int, 0, socket_listen, struct socket *sock, int backlog) +LSM_PLAIN_INT_HOOK(int, 0, socket_accept, struct socket *sock, struct socket *newsock) +LSM_PLAIN_INT_HOOK(int, 0, socket_sendmsg, struct socket *sock, struct msghdr *msg, + int size) +LSM_PLAIN_INT_HOOK(int, 0, socket_recvmsg, struct socket *sock, struct msghdr *msg, + int size, int flags) +LSM_PLAIN_INT_HOOK(int, 0, socket_getsockname, struct socket *sock) +LSM_PLAIN_INT_HOOK(int, 0, socket_getpeername, struct socket *sock) +LSM_PLAIN_INT_HOOK(int, 0, socket_getsockopt, struct socket *sock, int level, int optname) +LSM_PLAIN_INT_HOOK(int, 0, socket_setsockopt, struct socket *sock, int level, int optname) +LSM_PLAIN_INT_HOOK(int, 0, socket_shutdown, struct socket *sock, int how) +LSM_SPECIAL_INT_HOOK(int, 0, socket_sock_rcv_skb, struct sock *sk, struct sk_buff *skb) +LSM_SPECIAL_INT_HOOK(int, 0, socket_getpeersec_stream, struct socket *sock, + sockptr_t optval, sockptr_t optlen, unsigned int len) +LSM_SPECIAL_INT_HOOK(int, 0, socket_getpeersec_dgram, struct socket *sock, + struct sk_buff *skb, u32 *secid) +LSM_SPECIAL_INT_HOOK(int, 0, sk_alloc_security, struct sock *sk, int family, gfp_t priority) +LSM_SPECIAL_VOID_HOOK(void, LSM_RET_VOID, sk_free_security, struct sock *sk) +LSM_SPECIAL_VOID_HOOK(void, LSM_RET_VOID, sk_clone_security, const struct sock *sk, + struct sock *newsk) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, sk_getsecid, const struct sock *sk, u32 *secid) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, sock_graft, struct sock *sk, struct socket *parent) +LSM_PLAIN_INT_HOOK(int, 0, inet_conn_request, const struct sock *sk, struct sk_buff *skb, + struct request_sock *req) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, inet_csk_clone, struct sock *newsk, + const struct request_sock *req) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, inet_conn_established, struct sock *sk, + struct sk_buff *skb) +LSM_PLAIN_INT_HOOK(int, 0, secmark_relabel_packet, u32 secid) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, secmark_refcount_inc, void) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, secmark_refcount_dec, void) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, req_classify_flow, const struct request_sock *req, + struct flowi_common *flic) +LSM_PLAIN_INT_HOOK(int, 0, tun_dev_alloc_security, void **security) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, tun_dev_free_security, void *security) +LSM_PLAIN_INT_HOOK(int, 0, tun_dev_create, void) +LSM_PLAIN_INT_HOOK(int, 0, tun_dev_attach_queue, void *security) +LSM_PLAIN_INT_HOOK(int, 0, tun_dev_attach, struct sock *sk, void *security) +LSM_PLAIN_INT_HOOK(int, 0, tun_dev_open, void *security) +LSM_PLAIN_INT_HOOK(int, 0, sctp_assoc_request, struct sctp_association *asoc, + struct sk_buff *skb) +LSM_PLAIN_INT_HOOK(int, 0, sctp_bind_connect, struct sock *sk, int optname, + struct sockaddr *address, int addrlen) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, sctp_sk_clone, struct sctp_association *asoc, + struct sock *sk, struct sock *newsk) +LSM_PLAIN_INT_HOOK(int, 0, sctp_assoc_established, struct sctp_association *asoc, + struct sk_buff *skb) +LSM_PLAIN_INT_HOOK(int, 0, mptcp_add_subflow, struct sock *sk, struct sock *ssk) #endif /* CONFIG_SECURITY_NETWORK */ #ifdef CONFIG_SECURITY_INFINIBAND -LSM_HOOK(int, 0, ib_pkey_access, void *sec, u64 subnet_prefix, u16 pkey) -LSM_HOOK(int, 0, ib_endport_manage_subnet, void *sec, const char *dev_name, - u8 port_num) -LSM_HOOK(int, 0, ib_alloc_security, void **sec) -LSM_HOOK(void, LSM_RET_VOID, ib_free_security, void *sec) +LSM_PLAIN_INT_HOOK(int, 0, ib_pkey_access, void *sec, u64 subnet_prefix, u16 pkey) +LSM_PLAIN_INT_HOOK(int, 0, ib_endport_manage_subnet, void *sec, const char *dev_name, + u8 port_num) +LSM_PLAIN_INT_HOOK(int, 0, ib_alloc_security, void **sec) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, ib_free_security, void *sec) #endif /* CONFIG_SECURITY_INFINIBAND */ #ifdef CONFIG_SECURITY_NETWORK_XFRM -LSM_HOOK(int, 0, xfrm_policy_alloc_security, struct xfrm_sec_ctx **ctxp, - struct xfrm_user_sec_ctx *sec_ctx, gfp_t gfp) -LSM_HOOK(int, 0, xfrm_policy_clone_security, struct xfrm_sec_ctx *old_ctx, - struct xfrm_sec_ctx **new_ctx) -LSM_HOOK(void, LSM_RET_VOID, xfrm_policy_free_security, - struct xfrm_sec_ctx *ctx) -LSM_HOOK(int, 0, xfrm_policy_delete_security, struct xfrm_sec_ctx *ctx) -LSM_HOOK(int, 0, xfrm_state_alloc, struct xfrm_state *x, - struct xfrm_user_sec_ctx *sec_ctx) -LSM_HOOK(int, 0, xfrm_state_alloc_acquire, struct xfrm_state *x, - struct xfrm_sec_ctx *polsec, u32 secid) -LSM_HOOK(void, LSM_RET_VOID, xfrm_state_free_security, struct xfrm_state *x) -LSM_HOOK(int, 0, xfrm_state_delete_security, struct xfrm_state *x) -LSM_HOOK(int, 0, xfrm_policy_lookup, struct xfrm_sec_ctx *ctx, u32 fl_secid) -LSM_HOOK(int, 1, xfrm_state_pol_flow_match, struct xfrm_state *x, - struct xfrm_policy *xp, const struct flowi_common *flic) -LSM_HOOK(int, 0, xfrm_decode_session, struct sk_buff *skb, u32 *secid, - int ckall) +LSM_PLAIN_INT_HOOK(int, 0, xfrm_policy_alloc_security, struct xfrm_sec_ctx **ctxp, + struct xfrm_user_sec_ctx *sec_ctx, gfp_t gfp) +LSM_PLAIN_INT_HOOK(int, 0, xfrm_policy_clone_security, struct xfrm_sec_ctx *old_ctx, + struct xfrm_sec_ctx **new_ctx) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, xfrm_policy_free_security, + struct xfrm_sec_ctx *ctx) +LSM_PLAIN_INT_HOOK(int, 0, xfrm_policy_delete_security, struct xfrm_sec_ctx *ctx) +LSM_PLAIN_INT_HOOK(int, 0, xfrm_state_alloc, struct xfrm_state *x, + struct xfrm_user_sec_ctx *sec_ctx) +LSM_PLAIN_INT_HOOK(int, 0, xfrm_state_alloc_acquire, struct xfrm_state *x, + struct xfrm_sec_ctx *polsec, u32 secid) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, xfrm_state_free_security, struct xfrm_state *x) +LSM_PLAIN_INT_HOOK(int, 0, xfrm_state_delete_security, struct xfrm_state *x) +LSM_PLAIN_INT_HOOK(int, 0, xfrm_policy_lookup, struct xfrm_sec_ctx *ctx, u32 fl_secid) +LSM_SPECIAL_INT_HOOK(int, 1, xfrm_state_pol_flow_match, struct xfrm_state *x, + struct xfrm_policy *xp, const struct flowi_common *flic) +LSM_PLAIN_INT_HOOK(int, 0, xfrm_decode_session, struct sk_buff *skb, u32 *secid, + int ckall) #endif /* CONFIG_SECURITY_NETWORK_XFRM */ /* key management security hooks */ #ifdef CONFIG_KEYS -LSM_HOOK(int, 0, key_alloc, struct key *key, const struct cred *cred, - unsigned long flags) -LSM_HOOK(void, LSM_RET_VOID, key_free, struct key *key) -LSM_HOOK(int, 0, key_permission, key_ref_t key_ref, const struct cred *cred, - enum key_need_perm need_perm) -LSM_HOOK(int, 0, key_getsecurity, struct key *key, char **buffer) +LSM_PLAIN_INT_HOOK(int, 0, key_alloc, struct key *key, const struct cred *cred, + unsigned long flags) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, key_free, struct key *key) +LSM_PLAIN_INT_HOOK(int, 0, key_permission, key_ref_t key_ref, const struct cred *cred, + enum key_need_perm need_perm) +LSM_CUSTOM_INT_HOOK(int, 0, key_getsecurity, struct key *key, char **buffer) #endif /* CONFIG_KEYS */ #ifdef CONFIG_AUDIT -LSM_HOOK(int, 0, audit_rule_init, u32 field, u32 op, char *rulestr, - void **lsmrule) -LSM_HOOK(int, 0, audit_rule_known, struct audit_krule *krule) -LSM_HOOK(int, 0, audit_rule_match, u32 secid, u32 field, u32 op, void *lsmrule) -LSM_HOOK(void, LSM_RET_VOID, audit_rule_free, void *lsmrule) +LSM_PLAIN_INT_HOOK(int, 0, audit_rule_init, u32 field, u32 op, char *rulestr, + void **lsmrule) +LSM_PLAIN_INT_HOOK(int, 0, audit_rule_known, struct audit_krule *krule) +LSM_PLAIN_INT_HOOK(int, 0, audit_rule_match, u32 secid, u32 field, u32 op, void *lsmrule) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, audit_rule_free, void *lsmrule) #endif /* CONFIG_AUDIT */ #ifdef CONFIG_BPF_SYSCALL -LSM_HOOK(int, 0, bpf, int cmd, union bpf_attr *attr, unsigned int size) -LSM_HOOK(int, 0, bpf_map, struct bpf_map *map, fmode_t fmode) -LSM_HOOK(int, 0, bpf_prog, struct bpf_prog *prog) -LSM_HOOK(int, 0, bpf_map_alloc_security, struct bpf_map *map) -LSM_HOOK(void, LSM_RET_VOID, bpf_map_free_security, struct bpf_map *map) -LSM_HOOK(int, 0, bpf_prog_alloc_security, struct bpf_prog_aux *aux) -LSM_HOOK(void, LSM_RET_VOID, bpf_prog_free_security, struct bpf_prog_aux *aux) +LSM_PLAIN_INT_HOOK(int, 0, bpf, int cmd, union bpf_attr *attr, unsigned int size) +LSM_PLAIN_INT_HOOK(int, 0, bpf_map, struct bpf_map *map, fmode_t fmode) +LSM_PLAIN_INT_HOOK(int, 0, bpf_prog, struct bpf_prog *prog) +LSM_PLAIN_INT_HOOK(int, 0, bpf_map_alloc_security, struct bpf_map *map) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, bpf_map_free_security, struct bpf_map *map) +LSM_PLAIN_INT_HOOK(int, 0, bpf_prog_alloc_security, struct bpf_prog_aux *aux) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, bpf_prog_free_security, struct bpf_prog_aux *aux) #endif /* CONFIG_BPF_SYSCALL */ -LSM_HOOK(int, 0, locked_down, enum lockdown_reason what) +LSM_PLAIN_INT_HOOK(int, 0, locked_down, enum lockdown_reason what) #ifdef CONFIG_PERF_EVENTS -LSM_HOOK(int, 0, perf_event_open, struct perf_event_attr *attr, int type) -LSM_HOOK(int, 0, perf_event_alloc, struct perf_event *event) -LSM_HOOK(void, LSM_RET_VOID, perf_event_free, struct perf_event *event) -LSM_HOOK(int, 0, perf_event_read, struct perf_event *event) -LSM_HOOK(int, 0, perf_event_write, struct perf_event *event) +LSM_PLAIN_INT_HOOK(int, 0, perf_event_open, struct perf_event_attr *attr, int type) +LSM_PLAIN_INT_HOOK(int, 0, perf_event_alloc, struct perf_event *event) +LSM_PLAIN_VOID_HOOK(void, LSM_RET_VOID, perf_event_free, struct perf_event *event) +LSM_PLAIN_INT_HOOK(int, 0, perf_event_read, struct perf_event *event) +LSM_PLAIN_INT_HOOK(int, 0, perf_event_write, struct perf_event *event) #endif /* CONFIG_PERF_EVENTS */ #ifdef CONFIG_IO_URING -LSM_HOOK(int, 0, uring_override_creds, const struct cred *new) -LSM_HOOK(int, 0, uring_sqpoll, void) -LSM_HOOK(int, 0, uring_cmd, struct io_uring_cmd *ioucmd) +LSM_PLAIN_INT_HOOK(int, 0, uring_override_creds, const struct cred *new) +LSM_PLAIN_INT_HOOK(int, 0, uring_sqpoll, void) +LSM_PLAIN_INT_HOOK(int, 0, uring_cmd, struct io_uring_cmd *ioucmd) #endif /* CONFIG_IO_URING */ +#undef LSM_SPECIAL_INT_HOOK +#undef LSM_CUSTOM_INT_HOOK +#undef LSM_PLAIN_INT_HOOK +#undef LSM_SPECIAL_VOID_HOOK +#undef LSM_CUSTOM_VOID_HOOK +#undef LSM_PLAIN_VOID_HOOK #undef LSM_HOOK