1 /* SPDX-License-Identifier: GPL-2.0 */
2
3 /*
4 * Linux Security Module Hook declarations.
5 *
6 * Copyright (C) 2001 WireX Communications, Inc <chris@wirex.com>
7 * Copyright (C) 2001 Greg Kroah-Hartman <greg@kroah.com>
8 * Copyright (C) 2001 Networks Associates Technology, Inc <ssmalley@nai.com>
9 * Copyright (C) 2001 James Morris <jmorris@intercode.com.au>
10 * Copyright (C) 2001 Silicon Graphics, Inc. (Trust Technology Group)
11 * Copyright (C) 2015 Intel Corporation.
12 * Copyright (C) 2015 Casey Schaufler <casey@schaufler-ca.com>
13 * Copyright (C) 2016 Mellanox Techonologies
14 * Copyright (C) 2020 Google LLC.
15 */
16
17 /*
18 * The macro LSM_HOOK is used to define the data structures required by
19 * the LSM framework using the pattern:
20 *
21 * LSM_HOOK(<return_type>, <default_value>, <hook_name>, args...)
22 *
23 * struct security_hook_heads {
24 * #define LSM_HOOK(RET, DEFAULT, NAME, ...) struct hlist_head NAME;
25 * #include <linux/lsm_hook_defs.h>
26 * #undef LSM_HOOK
27 * };
28 */
29 LSM_HOOK(int, 0, binder_set_context_mgr, const struct cred *mgr)
30 LSM_HOOK(int, 0, binder_transaction, const struct cred *from,
31 const struct cred *to)
32 LSM_HOOK(int, 0, binder_transfer_binder, const struct cred *from,
33 const struct cred *to)
34 LSM_HOOK(int, 0, binder_transfer_file, const struct cred *from,
35 const struct cred *to, const struct file *file)
36 LSM_HOOK(int, 0, ptrace_access_check, struct task_struct *child,
37 unsigned int mode)
38 LSM_HOOK(int, 0, ptrace_traceme, struct task_struct *parent)
39 LSM_HOOK(int, 0, capget, const struct task_struct *target, kernel_cap_t *effective,
40 kernel_cap_t *inheritable, kernel_cap_t *permitted)
41 LSM_HOOK(int, 0, capset, struct cred *new, const struct cred *old,
42 const kernel_cap_t *effective, const kernel_cap_t *inheritable,
43 const kernel_cap_t *permitted)
44 LSM_HOOK(int, 0, capable, const struct cred *cred, struct user_namespace *ns,
45 int cap, unsigned int opts)
46 LSM_HOOK(int, 0, quotactl, int cmds, int type, int id, const struct super_block *sb)
47 LSM_HOOK(int, 0, quota_on, struct dentry *dentry)
48 LSM_HOOK(int, 0, syslog, int type)
49 LSM_HOOK(int, 0, settime, const struct timespec64 *ts,
50 const struct timezone *tz)
51 LSM_HOOK(int, 1, vm_enough_memory, struct mm_struct *mm, long pages)
52 LSM_HOOK(int, 0, bprm_creds_for_exec, struct linux_binprm *bprm)
53 LSM_HOOK(int, 0, bprm_creds_from_file, struct linux_binprm *bprm, const struct file *file)
54 LSM_HOOK(int, 0, bprm_check_security, struct linux_binprm *bprm)
55 LSM_HOOK(void, LSM_RET_VOID, bprm_committing_creds, const struct linux_binprm *bprm)
56 LSM_HOOK(void, LSM_RET_VOID, bprm_committed_creds, const struct linux_binprm *bprm)
57 LSM_HOOK(int, 0, fs_context_submount, struct fs_context *fc, struct super_block *reference)
58 LSM_HOOK(int, 0, fs_context_dup, struct fs_context *fc,
59 struct fs_context *src_sc)
60 LSM_HOOK(int, -ENOPARAM, fs_context_parse_param, struct fs_context *fc,
61 struct fs_parameter *param)
62 LSM_HOOK(int, 0, sb_alloc_security, struct super_block *sb)
63 LSM_HOOK(void, LSM_RET_VOID, sb_delete, struct super_block *sb)
64 LSM_HOOK(void, LSM_RET_VOID, sb_free_security, struct super_block *sb)
65 LSM_HOOK(void, LSM_RET_VOID, sb_free_mnt_opts, void *mnt_opts)
66 LSM_HOOK(int, 0, sb_eat_lsm_opts, char *orig, void **mnt_opts)
67 LSM_HOOK(int, 0, sb_mnt_opts_compat, struct super_block *sb, void *mnt_opts)
68 LSM_HOOK(int, 0, sb_remount, struct super_block *sb, void *mnt_opts)
69 LSM_HOOK(int, 0, sb_kern_mount, const struct super_block *sb)
70 LSM_HOOK(int, 0, sb_show_options, struct seq_file *m, struct super_block *sb)
71 LSM_HOOK(int, 0, sb_statfs, struct dentry *dentry)
72 LSM_HOOK(int, 0, sb_mount, const char *dev_name, const struct path *path,
73 const char *type, unsigned long flags, void *data)
74 LSM_HOOK(int, 0, sb_umount, struct vfsmount *mnt, int flags)
75 LSM_HOOK(int, 0, sb_pivotroot, const struct path *old_path,
76 const struct path *new_path)
77 LSM_HOOK(int, 0, sb_set_mnt_opts, struct super_block *sb, void *mnt_opts,
78 unsigned long kern_flags, unsigned long *set_kern_flags)
79 LSM_HOOK(int, 0, sb_clone_mnt_opts, const struct super_block *oldsb,
80 struct super_block *newsb, unsigned long kern_flags,
81 unsigned long *set_kern_flags)
82 LSM_HOOK(int, 0, move_mount, const struct path *from_path,
83 const struct path *to_path)
84 LSM_HOOK(int, -EOPNOTSUPP, dentry_init_security, struct dentry *dentry,
85 int mode, const struct qstr *name, const char **xattr_name,
86 void **ctx, u32 *ctxlen)
87 LSM_HOOK(int, 0, dentry_create_files_as, struct dentry *dentry, int mode,
88 struct qstr *name, const struct cred *old, struct cred *new)
89
90 #ifdef CONFIG_SECURITY_PATH
91 LSM_HOOK(int, 0, path_unlink, const struct path *dir, struct dentry *dentry)
92 LSM_HOOK(int, 0, path_mkdir, const struct path *dir, struct dentry *dentry,
93 umode_t mode)
94 LSM_HOOK(int, 0, path_rmdir, const struct path *dir, struct dentry *dentry)
95 LSM_HOOK(int, 0, path_mknod, const struct path *dir, struct dentry *dentry,
96 umode_t mode, unsigned int dev)
97 LSM_HOOK(void, LSM_RET_VOID, path_post_mknod, struct mnt_idmap *idmap,
98 struct dentry *dentry)
99 LSM_HOOK(int, 0, path_truncate, const struct path *path)
100 LSM_HOOK(int, 0, path_symlink, const struct path *dir, struct dentry *dentry,
101 const char *old_name)
102 LSM_HOOK(int, 0, path_link, struct dentry *old_dentry,
103 const struct path *new_dir, struct dentry *new_dentry)
104 LSM_HOOK(int, 0, path_rename, const struct path *old_dir,
105 struct dentry *old_dentry, const struct path *new_dir,
106 struct dentry *new_dentry, unsigned int flags)
107 LSM_HOOK(int, 0, path_chmod, const struct path *path, umode_t mode)
108 LSM_HOOK(int, 0, path_chown, const struct path *path, kuid_t uid, kgid_t gid)
109 LSM_HOOK(int, 0, path_chroot, const struct path *path)
110 #endif /* CONFIG_SECURITY_PATH */
111
112 /* Needed for inode based security check */
113 LSM_HOOK(int, 0, path_notify, const struct path *path, u64 mask,
114 unsigned int obj_type)
115 LSM_HOOK(int, 0, inode_alloc_security, struct inode *inode)
116 LSM_HOOK(void, LSM_RET_VOID, inode_free_security, struct inode *inode)
117 LSM_HOOK(void, LSM_RET_VOID, inode_free_security_rcu, void *inode_security)
118 LSM_HOOK(int, -EOPNOTSUPP, inode_init_security, struct inode *inode,
119 struct inode *dir, const struct qstr *qstr, struct xattr *xattrs,
120 int *xattr_count)
121 LSM_HOOK(int, 0, inode_init_security_anon, struct inode *inode,
122 const struct qstr *name, const struct inode *context_inode)
123 LSM_HOOK(int, 0, inode_create, struct inode *dir, struct dentry *dentry,
124 umode_t mode)
125 LSM_HOOK(void, LSM_RET_VOID, inode_post_create_tmpfile, struct mnt_idmap *idmap,
126 struct inode *inode)
127 LSM_HOOK(int, 0, inode_link, struct dentry *old_dentry, struct inode *dir,
128 struct dentry *new_dentry)
129 LSM_HOOK(int, 0, inode_unlink, struct inode *dir, struct dentry *dentry)
130 LSM_HOOK(int, 0, inode_symlink, struct inode *dir, struct dentry *dentry,
131 const char *old_name)
132 LSM_HOOK(int, 0, inode_mkdir, struct inode *dir, struct dentry *dentry,
133 umode_t mode)
134 LSM_HOOK(int, 0, inode_rmdir, struct inode *dir, struct dentry *dentry)
135 LSM_HOOK(int, 0, inode_mknod, struct inode *dir, struct dentry *dentry,
136 umode_t mode, dev_t dev)
137 LSM_HOOK(int, 0, inode_rename, struct inode *old_dir, struct dentry *old_dentry,
138 struct inode *new_dir, struct dentry *new_dentry)
139 LSM_HOOK(int, 0, inode_readlink, struct dentry *dentry)
140 LSM_HOOK(int, 0, inode_follow_link, struct dentry *dentry, struct inode *inode,
141 bool rcu)
142 LSM_HOOK(int, 0, inode_permission, struct inode *inode, int mask)
143 LSM_HOOK(int, 0, inode_setattr, struct mnt_idmap *idmap, struct dentry *dentry,
144 struct iattr *attr)
145 LSM_HOOK(void, LSM_RET_VOID, inode_post_setattr, struct mnt_idmap *idmap,
146 struct dentry *dentry, int ia_valid)
147 LSM_HOOK(int, 0, inode_getattr, const struct path *path)
148 LSM_HOOK(int, 0, inode_xattr_skipcap, const char *name)
149 LSM_HOOK(int, 0, inode_setxattr, struct mnt_idmap *idmap,
150 struct dentry *dentry, const char *name, const void *value,
151 size_t size, int flags)
152 LSM_HOOK(void, LSM_RET_VOID, inode_post_setxattr, struct dentry *dentry,
153 const char *name, const void *value, size_t size, int flags)
154 LSM_HOOK(int, 0, inode_getxattr, struct dentry *dentry, const char *name)
155 LSM_HOOK(int, 0, inode_listxattr, struct dentry *dentry)
156 LSM_HOOK(int, 0, inode_removexattr, struct mnt_idmap *idmap,
157 struct dentry *dentry, const char *name)
158 LSM_HOOK(void, LSM_RET_VOID, inode_post_removexattr, struct dentry *dentry,
159 const char *name)
160 LSM_HOOK(int, 0, inode_set_acl, struct mnt_idmap *idmap,
161 struct dentry *dentry, const char *acl_name, struct posix_acl *kacl)
162 LSM_HOOK(void, LSM_RET_VOID, inode_post_set_acl, struct dentry *dentry,
163 const char *acl_name, struct posix_acl *kacl)
164 LSM_HOOK(int, 0, inode_get_acl, struct mnt_idmap *idmap,
165 struct dentry *dentry, const char *acl_name)
166 LSM_HOOK(int, 0, inode_remove_acl, struct mnt_idmap *idmap,
167 struct dentry *dentry, const char *acl_name)
168 LSM_HOOK(void, LSM_RET_VOID, inode_post_remove_acl, struct mnt_idmap *idmap,
169 struct dentry *dentry, const char *acl_name)
170 LSM_HOOK(int, 0, inode_need_killpriv, struct dentry *dentry)
171 LSM_HOOK(int, 0, inode_killpriv, struct mnt_idmap *idmap,
172 struct dentry *dentry)
173 LSM_HOOK(int, -EOPNOTSUPP, inode_getsecurity, struct mnt_idmap *idmap,
174 struct inode *inode, const char *name, void **buffer, bool alloc)
175 LSM_HOOK(int, -EOPNOTSUPP, inode_setsecurity, struct inode *inode,
176 const char *name, const void *value, size_t size, int flags)
177 LSM_HOOK(int, 0, inode_listsecurity, struct inode *inode, char *buffer,
178 size_t buffer_size)
179 LSM_HOOK(void, LSM_RET_VOID, inode_getsecid, struct inode *inode, u32 *secid)
180 LSM_HOOK(int, 0, inode_copy_up, struct dentry *src, struct cred **new)
181 LSM_HOOK(int, -EOPNOTSUPP, inode_copy_up_xattr, struct dentry *src,
182 const char *name)
183 LSM_HOOK(int, 0, kernfs_init_security, struct kernfs_node *kn_dir,
184 struct kernfs_node *kn)
185 LSM_HOOK(int, 0, file_permission, struct file *file, int mask)
186 LSM_HOOK(int, 0, file_alloc_security, struct file *file)
187 LSM_HOOK(void, LSM_RET_VOID, file_release, struct file *file)
188 LSM_HOOK(void, LSM_RET_VOID, file_free_security, struct file *file)
189 LSM_HOOK(int, 0, file_ioctl, struct file *file, unsigned int cmd,
190 unsigned long arg)
191 LSM_HOOK(int, 0, file_ioctl_compat, struct file *file, unsigned int cmd,
192 unsigned long arg)
193 LSM_HOOK(int, 0, mmap_addr, unsigned long addr)
194 LSM_HOOK(int, 0, mmap_file, struct file *file, unsigned long reqprot,
195 unsigned long prot, unsigned long flags)
196 LSM_HOOK(int, 0, file_mprotect, struct vm_area_struct *vma,
197 unsigned long reqprot, unsigned long prot)
198 LSM_HOOK(int, 0, file_lock, struct file *file, unsigned int cmd)
199 LSM_HOOK(int, 0, file_fcntl, struct file *file, unsigned int cmd,
200 unsigned long arg)
201 LSM_HOOK(void, LSM_RET_VOID, file_set_fowner, struct file *file)
202 LSM_HOOK(int, 0, file_send_sigiotask, struct task_struct *tsk,
203 struct fown_struct *fown, int sig)
204 LSM_HOOK(int, 0, file_receive, struct file *file)
205 LSM_HOOK(int, 0, file_open, struct file *file)
206 LSM_HOOK(int, 0, file_post_open, struct file *file, int mask)
207 LSM_HOOK(int, 0, file_truncate, struct file *file)
208 LSM_HOOK(int, 0, task_alloc, struct task_struct *task,
209 unsigned long clone_flags)
210 LSM_HOOK(void, LSM_RET_VOID, task_free, struct task_struct *task)
211 LSM_HOOK(int, 0, cred_alloc_blank, struct cred *cred, gfp_t gfp)
212 LSM_HOOK(void, LSM_RET_VOID, cred_free, struct cred *cred)
213 LSM_HOOK(int, 0, cred_prepare, struct cred *new, const struct cred *old,
214 gfp_t gfp)
215 LSM_HOOK(void, LSM_RET_VOID, cred_transfer, struct cred *new,
216 const struct cred *old)
217 LSM_HOOK(void, LSM_RET_VOID, cred_getsecid, const struct cred *c, u32 *secid)
218 LSM_HOOK(int, 0, kernel_act_as, struct cred *new, u32 secid)
219 LSM_HOOK(int, 0, kernel_create_files_as, struct cred *new, struct inode *inode)
220 LSM_HOOK(int, 0, kernel_module_request, char *kmod_name)
221 LSM_HOOK(int, 0, kernel_load_data, enum kernel_load_data_id id, bool contents)
222 LSM_HOOK(int, 0, kernel_post_load_data, char *buf, loff_t size,
223 enum kernel_load_data_id id, char *description)
224 LSM_HOOK(int, 0, kernel_read_file, struct file *file,
225 enum kernel_read_file_id id, bool contents)
226 LSM_HOOK(int, 0, kernel_post_read_file, struct file *file, char *buf,
227 loff_t size, enum kernel_read_file_id id)
228 LSM_HOOK(int, 0, task_fix_setuid, struct cred *new, const struct cred *old,
229 int flags)
230 LSM_HOOK(int, 0, task_fix_setgid, struct cred *new, const struct cred * old,
231 int flags)
232 LSM_HOOK(int, 0, task_fix_setgroups, struct cred *new, const struct cred * old)
233 LSM_HOOK(int, 0, task_setpgid, struct task_struct *p, pid_t pgid)
234 LSM_HOOK(int, 0, task_getpgid, struct task_struct *p)
235 LSM_HOOK(int, 0, task_getsid, struct task_struct *p)
236 LSM_HOOK(void, LSM_RET_VOID, current_getsecid_subj, u32 *secid)
237 LSM_HOOK(void, LSM_RET_VOID, task_getsecid_obj,
238 struct task_struct *p, u32 *secid)
239 LSM_HOOK(int, 0, task_setnice, struct task_struct *p, int nice)
240 LSM_HOOK(int, 0, task_setioprio, struct task_struct *p, int ioprio)
241 LSM_HOOK(int, 0, task_getioprio, struct task_struct *p)
242 LSM_HOOK(int, 0, task_prlimit, const struct cred *cred,
243 const struct cred *tcred, unsigned int flags)
244 LSM_HOOK(int, 0, task_setrlimit, struct task_struct *p, unsigned int resource,
245 struct rlimit *new_rlim)
246 LSM_HOOK(int, 0, task_setscheduler, struct task_struct *p)
247 LSM_HOOK(int, 0, task_getscheduler, struct task_struct *p)
248 LSM_HOOK(int, 0, task_movememory, struct task_struct *p)
249 LSM_HOOK(int, 0, task_kill, struct task_struct *p, struct kernel_siginfo *info,
250 int sig, const struct cred *cred)
251 LSM_HOOK(int, -ENOSYS, task_prctl, int option, unsigned long arg2,
252 unsigned long arg3, unsigned long arg4, unsigned long arg5)
253 LSM_HOOK(void, LSM_RET_VOID, task_to_inode, struct task_struct *p,
254 struct inode *inode)
255 LSM_HOOK(int, 0, userns_create, const struct cred *cred)
256 LSM_HOOK(int, 0, ipc_permission, struct kern_ipc_perm *ipcp, short flag)
257 LSM_HOOK(void, LSM_RET_VOID, ipc_getsecid, struct kern_ipc_perm *ipcp,
258 u32 *secid)
259 LSM_HOOK(int, 0, msg_msg_alloc_security, struct msg_msg *msg)
260 LSM_HOOK(void, LSM_RET_VOID, msg_msg_free_security, struct msg_msg *msg)
261 LSM_HOOK(int, 0, msg_queue_alloc_security, struct kern_ipc_perm *perm)
262 LSM_HOOK(void, LSM_RET_VOID, msg_queue_free_security,
263 struct kern_ipc_perm *perm)
264 LSM_HOOK(int, 0, msg_queue_associate, struct kern_ipc_perm *perm, int msqflg)
265 LSM_HOOK(int, 0, msg_queue_msgctl, struct kern_ipc_perm *perm, int cmd)
266 LSM_HOOK(int, 0, msg_queue_msgsnd, struct kern_ipc_perm *perm,
267 struct msg_msg *msg, int msqflg)
268 LSM_HOOK(int, 0, msg_queue_msgrcv, struct kern_ipc_perm *perm,
269 struct msg_msg *msg, struct task_struct *target, long type, int mode)
270 LSM_HOOK(int, 0, shm_alloc_security, struct kern_ipc_perm *perm)
271 LSM_HOOK(void, LSM_RET_VOID, shm_free_security, struct kern_ipc_perm *perm)
272 LSM_HOOK(int, 0, shm_associate, struct kern_ipc_perm *perm, int shmflg)
273 LSM_HOOK(int, 0, shm_shmctl, struct kern_ipc_perm *perm, int cmd)
274 LSM_HOOK(int, 0, shm_shmat, struct kern_ipc_perm *perm, char __user *shmaddr,
275 int shmflg)
276 LSM_HOOK(int, 0, sem_alloc_security, struct kern_ipc_perm *perm)
277 LSM_HOOK(void, LSM_RET_VOID, sem_free_security, struct kern_ipc_perm *perm)
278 LSM_HOOK(int, 0, sem_associate, struct kern_ipc_perm *perm, int semflg)
279 LSM_HOOK(int, 0, sem_semctl, struct kern_ipc_perm *perm, int cmd)
280 LSM_HOOK(int, 0, sem_semop, struct kern_ipc_perm *perm, struct sembuf *sops,
281 unsigned nsops, int alter)
282 LSM_HOOK(int, 0, netlink_send, struct sock *sk, struct sk_buff *skb)
283 LSM_HOOK(void, LSM_RET_VOID, d_instantiate, struct dentry *dentry,
284 struct inode *inode)
285 LSM_HOOK(int, -EOPNOTSUPP, getselfattr, unsigned int attr,
286 struct lsm_ctx __user *ctx, u32 *size, u32 flags)
287 LSM_HOOK(int, -EOPNOTSUPP, setselfattr, unsigned int attr,
288 struct lsm_ctx *ctx, u32 size, u32 flags)
289 LSM_HOOK(int, -EINVAL, getprocattr, struct task_struct *p, const char *name,
290 char **value)
291 LSM_HOOK(int, -EINVAL, setprocattr, const char *name, void *value, size_t size)
292 LSM_HOOK(int, 0, ismaclabel, const char *name)
293 LSM_HOOK(int, -EOPNOTSUPP, secid_to_secctx, u32 secid, char **secdata,
294 u32 *seclen)
295 LSM_HOOK(int, 0, secctx_to_secid, const char *secdata, u32 seclen, u32 *secid)
296 LSM_HOOK(void, LSM_RET_VOID, release_secctx, char *secdata, u32 seclen)
297 LSM_HOOK(void, LSM_RET_VOID, inode_invalidate_secctx, struct inode *inode)
298 LSM_HOOK(int, 0, inode_notifysecctx, struct inode *inode, void *ctx, u32 ctxlen)
299 LSM_HOOK(int, 0, inode_setsecctx, struct dentry *dentry, void *ctx, u32 ctxlen)
300 LSM_HOOK(int, -EOPNOTSUPP, inode_getsecctx, struct inode *inode, void **ctx,
301 u32 *ctxlen)
302
303 #if defined(CONFIG_SECURITY) && defined(CONFIG_WATCH_QUEUE)
304 LSM_HOOK(int, 0, post_notification, const struct cred *w_cred,
305 const struct cred *cred, struct watch_notification *n)
306 #endif /* CONFIG_SECURITY && CONFIG_WATCH_QUEUE */
307
308 #if defined(CONFIG_SECURITY) && defined(CONFIG_KEY_NOTIFICATIONS)
309 LSM_HOOK(int, 0, watch_key, struct key *key)
310 #endif /* CONFIG_SECURITY && CONFIG_KEY_NOTIFICATIONS */
311
312 #ifdef CONFIG_SECURITY_NETWORK
313 LSM_HOOK(int, 0, unix_stream_connect, struct sock *sock, struct sock *other,
314 struct sock *newsk)
315 LSM_HOOK(int, 0, unix_may_send, struct socket *sock, struct socket *other)
316 LSM_HOOK(int, 0, socket_create, int family, int type, int protocol, int kern)
317 LSM_HOOK(int, 0, socket_post_create, struct socket *sock, int family, int type,
318 int protocol, int kern)
319 LSM_HOOK(int, 0, socket_socketpair, struct socket *socka, struct socket *sockb)
320 LSM_HOOK(int, 0, socket_bind, struct socket *sock, struct sockaddr *address,
321 int addrlen)
322 LSM_HOOK(int, 0, socket_connect, struct socket *sock, struct sockaddr *address,
323 int addrlen)
324 LSM_HOOK(int, 0, socket_listen, struct socket *sock, int backlog)
325 LSM_HOOK(int, 0, socket_accept, struct socket *sock, struct socket *newsock)
326 LSM_HOOK(int, 0, socket_sendmsg, struct socket *sock, struct msghdr *msg,
327 int size)
328 LSM_HOOK(int, 0, socket_recvmsg, struct socket *sock, struct msghdr *msg,
329 int size, int flags)
330 LSM_HOOK(int, 0, socket_getsockname, struct socket *sock)
331 LSM_HOOK(int, 0, socket_getpeername, struct socket *sock)
332 LSM_HOOK(int, 0, socket_getsockopt, struct socket *sock, int level, int optname)
333 LSM_HOOK(int, 0, socket_setsockopt, struct socket *sock, int level, int optname)
334 LSM_HOOK(int, 0, socket_shutdown, struct socket *sock, int how)
335 LSM_HOOK(int, 0, socket_sock_rcv_skb, struct sock *sk, struct sk_buff *skb)
336 LSM_HOOK(int, -ENOPROTOOPT, socket_getpeersec_stream, struct socket *sock,
337 sockptr_t optval, sockptr_t optlen, unsigned int len)
338 LSM_HOOK(int, -ENOPROTOOPT, socket_getpeersec_dgram, struct socket *sock,
339 struct sk_buff *skb, u32 *secid)
340 LSM_HOOK(int, 0, sk_alloc_security, struct sock *sk, int family, gfp_t priority)
341 LSM_HOOK(void, LSM_RET_VOID, sk_free_security, struct sock *sk)
342 LSM_HOOK(void, LSM_RET_VOID, sk_clone_security, const struct sock *sk,
343 struct sock *newsk)
344 LSM_HOOK(void, LSM_RET_VOID, sk_getsecid, const struct sock *sk, u32 *secid)
345 LSM_HOOK(void, LSM_RET_VOID, sock_graft, struct sock *sk, struct socket *parent)
346 LSM_HOOK(int, 0, inet_conn_request, const struct sock *sk, struct sk_buff *skb,
347 struct request_sock *req)
348 LSM_HOOK(void, LSM_RET_VOID, inet_csk_clone, struct sock *newsk,
349 const struct request_sock *req)
350 LSM_HOOK(void, LSM_RET_VOID, inet_conn_established, struct sock *sk,
351 struct sk_buff *skb)
352 LSM_HOOK(int, 0, secmark_relabel_packet, u32 secid)
353 LSM_HOOK(void, LSM_RET_VOID, secmark_refcount_inc, void)
354 LSM_HOOK(void, LSM_RET_VOID, secmark_refcount_dec, void)
355 LSM_HOOK(void, LSM_RET_VOID, req_classify_flow, const struct request_sock *req,
356 struct flowi_common *flic)
357 LSM_HOOK(int, 0, tun_dev_alloc_security, void **security)
358 LSM_HOOK(void, LSM_RET_VOID, tun_dev_free_security, void *security)
359 LSM_HOOK(int, 0, tun_dev_create, void)
360 LSM_HOOK(int, 0, tun_dev_attach_queue, void *security)
361 LSM_HOOK(int, 0, tun_dev_attach, struct sock *sk, void *security)
362 LSM_HOOK(int, 0, tun_dev_open, void *security)
363 LSM_HOOK(int, 0, sctp_assoc_request, struct sctp_association *asoc,
364 struct sk_buff *skb)
365 LSM_HOOK(int, 0, sctp_bind_connect, struct sock *sk, int optname,
366 struct sockaddr *address, int addrlen)
367 LSM_HOOK(void, LSM_RET_VOID, sctp_sk_clone, struct sctp_association *asoc,
368 struct sock *sk, struct sock *newsk)
369 LSM_HOOK(int, 0, sctp_assoc_established, struct sctp_association *asoc,
370 struct sk_buff *skb)
371 LSM_HOOK(int, 0, mptcp_add_subflow, struct sock *sk, struct sock *ssk)
372 #endif /* CONFIG_SECURITY_NETWORK */
373
374 #ifdef CONFIG_SECURITY_INFINIBAND
375 LSM_HOOK(int, 0, ib_pkey_access, void *sec, u64 subnet_prefix, u16 pkey)
376 LSM_HOOK(int, 0, ib_endport_manage_subnet, void *sec, const char *dev_name,
377 u8 port_num)
378 LSM_HOOK(int, 0, ib_alloc_security, void **sec)
379 LSM_HOOK(void, LSM_RET_VOID, ib_free_security, void *sec)
380 #endif /* CONFIG_SECURITY_INFINIBAND */
381
382 #ifdef CONFIG_SECURITY_NETWORK_XFRM
383 LSM_HOOK(int, 0, xfrm_policy_alloc_security, struct xfrm_sec_ctx **ctxp,
384 struct xfrm_user_sec_ctx *sec_ctx, gfp_t gfp)
385 LSM_HOOK(int, 0, xfrm_policy_clone_security, struct xfrm_sec_ctx *old_ctx,
386 struct xfrm_sec_ctx **new_ctx)
387 LSM_HOOK(void, LSM_RET_VOID, xfrm_policy_free_security,
388 struct xfrm_sec_ctx *ctx)
389 LSM_HOOK(int, 0, xfrm_policy_delete_security, struct xfrm_sec_ctx *ctx)
390 LSM_HOOK(int, 0, xfrm_state_alloc, struct xfrm_state *x,
391 struct xfrm_user_sec_ctx *sec_ctx)
392 LSM_HOOK(int, 0, xfrm_state_alloc_acquire, struct xfrm_state *x,
393 struct xfrm_sec_ctx *polsec, u32 secid)
394 LSM_HOOK(void, LSM_RET_VOID, xfrm_state_free_security, struct xfrm_state *x)
395 LSM_HOOK(int, 0, xfrm_state_delete_security, struct xfrm_state *x)
396 LSM_HOOK(int, 0, xfrm_policy_lookup, struct xfrm_sec_ctx *ctx, u32 fl_secid)
397 LSM_HOOK(int, 1, xfrm_state_pol_flow_match, struct xfrm_state *x,
398 struct xfrm_policy *xp, const struct flowi_common *flic)
399 LSM_HOOK(int, 0, xfrm_decode_session, struct sk_buff *skb, u32 *secid,
400 int ckall)
401 #endif /* CONFIG_SECURITY_NETWORK_XFRM */
402
403 /* key management security hooks */
404 #ifdef CONFIG_KEYS
405 LSM_HOOK(int, 0, key_alloc, struct key *key, const struct cred *cred,
406 unsigned long flags)
407 LSM_HOOK(void, LSM_RET_VOID, key_free, struct key *key)
408 LSM_HOOK(int, 0, key_permission, key_ref_t key_ref, const struct cred *cred,
409 enum key_need_perm need_perm)
410 LSM_HOOK(int, 0, key_getsecurity, struct key *key, char **buffer)
411 LSM_HOOK(void, LSM_RET_VOID, key_post_create_or_update, struct key *keyring,
412 struct key *key, const void *payload, size_t payload_len,
413 unsigned long flags, bool create)
414 #endif /* CONFIG_KEYS */
415
416 #ifdef CONFIG_AUDIT
417 LSM_HOOK(int, 0, audit_rule_init, u32 field, u32 op, char *rulestr,
418 void **lsmrule, gfp_t gfp)
419 LSM_HOOK(int, 0, audit_rule_known, struct audit_krule *krule)
420 LSM_HOOK(int, 0, audit_rule_match, u32 secid, u32 field, u32 op, void *lsmrule)
421 LSM_HOOK(void, LSM_RET_VOID, audit_rule_free, void *lsmrule)
422 #endif /* CONFIG_AUDIT */
423
424 #ifdef CONFIG_BPF_SYSCALL
425 LSM_HOOK(int, 0, bpf, int cmd, union bpf_attr *attr, unsigned int size)
426 LSM_HOOK(int, 0, bpf_map, struct bpf_map *map, fmode_t fmode)
427 LSM_HOOK(int, 0, bpf_prog, struct bpf_prog *prog)
428 LSM_HOOK(int, 0, bpf_map_create, struct bpf_map *map, union bpf_attr *attr,
429 struct bpf_token *token)
430 LSM_HOOK(void, LSM_RET_VOID, bpf_map_free, struct bpf_map *map)
431 LSM_HOOK(int, 0, bpf_prog_load, struct bpf_prog *prog, union bpf_attr *attr,
432 struct bpf_token *token)
433 LSM_HOOK(void, LSM_RET_VOID, bpf_prog_free, struct bpf_prog *prog)
434 LSM_HOOK(int, 0, bpf_token_create, struct bpf_token *token, union bpf_attr *attr,
435 struct path *path)
436 LSM_HOOK(void, LSM_RET_VOID, bpf_token_free, struct bpf_token *token)
437 LSM_HOOK(int, 0, bpf_token_cmd, const struct bpf_token *token, enum bpf_cmd cmd)
438 LSM_HOOK(int, 0, bpf_token_capable, const struct bpf_token *token, int cap)
439 #endif /* CONFIG_BPF_SYSCALL */
440
441 LSM_HOOK(int, 0, locked_down, enum lockdown_reason what)
442
443 #ifdef CONFIG_PERF_EVENTS
444 LSM_HOOK(int, 0, perf_event_open, struct perf_event_attr *attr, int type)
445 LSM_HOOK(int, 0, perf_event_alloc, struct perf_event *event)
446 LSM_HOOK(void, LSM_RET_VOID, perf_event_free, struct perf_event *event)
447 LSM_HOOK(int, 0, perf_event_read, struct perf_event *event)
448 LSM_HOOK(int, 0, perf_event_write, struct perf_event *event)
449 #endif /* CONFIG_PERF_EVENTS */
450
451 #ifdef CONFIG_IO_URING
452 LSM_HOOK(int, 0, uring_override_creds, const struct cred *new)
453 LSM_HOOK(int, 0, uring_sqpoll, void)
454 LSM_HOOK(int, 0, uring_cmd, struct io_uring_cmd *ioucmd)
455 #endif /* CONFIG_IO_URING */
456
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.