This source file includes following definitions.
- __kernel_read_file_id
- kernel_load_data_id_str
- call_blocking_lsm_notifier
- register_blocking_lsm_notifier
- unregister_blocking_lsm_notifier
- security_free_mnt_opts
- security_init
- early_security_init
- security_binder_set_context_mgr
- security_binder_transaction
- security_binder_transfer_binder
- security_binder_transfer_file
- security_ptrace_access_check
- security_ptrace_traceme
- security_capget
- security_capset
- security_capable
- security_quotactl
- security_quota_on
- security_syslog
- security_settime64
- security_vm_enough_memory_mm
- security_bprm_set_creds
- security_bprm_check
- security_bprm_committing_creds
- security_bprm_committed_creds
- security_fs_context_dup
- security_fs_context_parse_param
- security_sb_alloc
- security_sb_free
- security_sb_eat_lsm_opts
- security_sb_remount
- security_sb_kern_mount
- security_sb_show_options
- security_sb_statfs
- security_sb_mount
- security_sb_umount
- security_sb_pivotroot
- security_sb_set_mnt_opts
- security_sb_clone_mnt_opts
- security_add_mnt_opt
- security_move_mount
- security_path_notify
- security_inode_alloc
- security_inode_free
- security_dentry_init_security
- security_dentry_create_files_as
- security_inode_init_security
- security_old_inode_init_security
- security_inode_create
- security_inode_link
- security_inode_unlink
- security_inode_symlink
- security_inode_mkdir
- security_inode_rmdir
- security_inode_mknod
- security_inode_rename
- security_inode_readlink
- security_inode_follow_link
- security_inode_permission
- security_inode_setattr
- security_inode_getattr
- security_inode_setxattr
- security_inode_post_setxattr
- security_inode_getxattr
- security_inode_listxattr
- security_inode_removexattr
- security_inode_need_killpriv
- security_inode_killpriv
- security_inode_getsecurity
- security_inode_setsecurity
- security_inode_listsecurity
- security_inode_getsecid
- security_inode_copy_up
- security_kernfs_init_security
- security_inode_copy_up_xattr
- security_file_permission
- security_file_alloc
- security_file_free
- security_file_ioctl
- security_mmap_file
- security_mmap_addr
- security_file_mprotect
- security_file_lock
- security_file_fcntl
- security_file_set_fowner
- security_file_send_sigiotask
- security_file_receive
- security_file_open
- security_task_alloc
- security_task_free
- security_cred_alloc_blank
- security_cred_free
- security_prepare_creds
- security_transfer_creds
- security_kernel_act_as
- security_kernel_create_files_as
- security_kernel_module_request
- security_kernel_load_data
- security_kernel_read_file
- security_kernel_post_read_file
- security_task_fix_setuid
- security_task_setpgid
- security_task_getpgid
- security_task_getsid
- security_task_getsecid
- security_task_setnice
- security_task_setioprio
- security_task_getioprio
- security_task_prlimit
- security_task_setrlimit
- security_task_setscheduler
- security_task_getscheduler
- security_task_movememory
- security_task_kill
- security_task_prctl
- security_task_to_inode
- security_ipc_permission
- security_ipc_getsecid
- security_msg_msg_alloc
- security_msg_msg_free
- security_msg_queue_alloc
- security_msg_queue_free
- security_msg_queue_associate
- security_msg_queue_msgctl
- security_msg_queue_msgsnd
- security_msg_queue_msgrcv
- security_shm_alloc
- security_shm_free
- security_shm_associate
- security_shm_shmctl
- security_shm_shmat
- security_sem_alloc
- security_sem_free
- security_sem_associate
- security_sem_semctl
- security_sem_semop
- security_d_instantiate
- security_getprocattr
- security_setprocattr
- security_netlink_send
- security_ismaclabel
- security_secid_to_secctx
- security_secctx_to_secid
- security_release_secctx
- security_inode_invalidate_secctx
- security_inode_notifysecctx
- security_inode_setsecctx
- security_inode_getsecctx
- security_locked_down
- security_unix_stream_connect
- security_unix_may_send
- security_socket_create
- security_socket_post_create
- security_socket_socketpair
- security_socket_bind
- security_socket_connect
- security_socket_listen
- security_socket_accept
- security_socket_sendmsg
- security_socket_recvmsg
- security_socket_getsockname
- security_socket_getpeername
- security_socket_getsockopt
- security_socket_setsockopt
- security_socket_shutdown
- security_sock_rcv_skb
- security_socket_getpeersec_stream
- security_socket_getpeersec_dgram
- security_sk_alloc
- security_sk_free
- security_sk_clone
- security_sk_classify_flow
- security_req_classify_flow
- security_sock_graft
- security_inet_conn_request
- security_inet_csk_clone
- security_inet_conn_established
- security_secmark_relabel_packet
- security_secmark_refcount_inc
- security_secmark_refcount_dec
- security_tun_dev_alloc_security
- security_tun_dev_free_security
- security_tun_dev_create
- security_tun_dev_attach_queue
- security_tun_dev_attach
- security_tun_dev_open
- security_sctp_assoc_request
- security_sctp_bind_connect
- security_sctp_sk_clone
- security_ib_pkey_access
- security_ib_endport_manage_subnet
- security_ib_alloc_security
- security_ib_free_security
- security_xfrm_policy_alloc
- security_xfrm_policy_clone
- security_xfrm_policy_free
- security_xfrm_policy_delete
- security_xfrm_state_alloc
- security_xfrm_state_alloc_acquire
- security_xfrm_state_free
- security_xfrm_state_delete
- security_xfrm_policy_lookup
- security_xfrm_state_pol_flow_match
- security_xfrm_decode_session
- security_skb_classify_flow
- security_path_unlink
- security_path_mkdir
- security_path_rmdir
- security_path_mknod
- security_path_truncate
- security_path_symlink
- security_path_link
- security_path_rename
- security_path_chmod
- security_path_chown
- security_path_chroot
- security_key_alloc
- security_key_free
- security_key_permission
- security_key_getsecurity
- security_audit_rule_init
- security_audit_rule_known
- security_audit_rule_match
- security_audit_rule_free
- securityfs_create_dir
- securityfs_create_file
- securityfs_create_symlink
- securityfs_remove
- security_bpf
- security_bpf_map
- security_bpf_prog
- security_bpf_map_alloc
- security_bpf_map_free
- security_bpf_prog_alloc
- security_bpf_prog_free
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23 #ifndef __LINUX_SECURITY_H
24 #define __LINUX_SECURITY_H
25
26 #include <linux/key.h>
27 #include <linux/capability.h>
28 #include <linux/fs.h>
29 #include <linux/slab.h>
30 #include <linux/err.h>
31 #include <linux/string.h>
32 #include <linux/mm.h>
33 #include <linux/fs.h>
34
35 struct linux_binprm;
36 struct cred;
37 struct rlimit;
38 struct kernel_siginfo;
39 struct sembuf;
40 struct kern_ipc_perm;
41 struct audit_context;
42 struct super_block;
43 struct inode;
44 struct dentry;
45 struct file;
46 struct vfsmount;
47 struct path;
48 struct qstr;
49 struct iattr;
50 struct fown_struct;
51 struct file_operations;
52 struct msg_msg;
53 struct xattr;
54 struct kernfs_node;
55 struct xfrm_sec_ctx;
56 struct mm_struct;
57 struct fs_context;
58 struct fs_parameter;
59 enum fs_value_type;
60
61
62 #define CAP_OPT_NONE 0x0
63
64 #define CAP_OPT_NOAUDIT BIT(1)
65
66 #define CAP_OPT_INSETID BIT(2)
67
68
69 #define SECURITY_LSM_NATIVE_LABELS 1
70
71 struct ctl_table;
72 struct audit_krule;
73 struct user_namespace;
74 struct timezone;
75
76 enum lsm_event {
77 LSM_POLICY_CHANGE,
78 };
79
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103
104 enum lockdown_reason {
105 LOCKDOWN_NONE,
106 LOCKDOWN_MODULE_SIGNATURE,
107 LOCKDOWN_DEV_MEM,
108 LOCKDOWN_EFI_TEST,
109 LOCKDOWN_KEXEC,
110 LOCKDOWN_HIBERNATION,
111 LOCKDOWN_PCI_ACCESS,
112 LOCKDOWN_IOPORT,
113 LOCKDOWN_MSR,
114 LOCKDOWN_ACPI_TABLES,
115 LOCKDOWN_PCMCIA_CIS,
116 LOCKDOWN_TIOCSSERIAL,
117 LOCKDOWN_MODULE_PARAMETERS,
118 LOCKDOWN_MMIOTRACE,
119 LOCKDOWN_DEBUGFS,
120 LOCKDOWN_XMON_WR,
121 LOCKDOWN_INTEGRITY_MAX,
122 LOCKDOWN_KCORE,
123 LOCKDOWN_KPROBES,
124 LOCKDOWN_BPF_READ,
125 LOCKDOWN_PERF,
126 LOCKDOWN_TRACEFS,
127 LOCKDOWN_XMON_RW,
128 LOCKDOWN_CONFIDENTIALITY_MAX,
129 };
130
131
132 extern int cap_capable(const struct cred *cred, struct user_namespace *ns,
133 int cap, unsigned int opts);
134 extern int cap_settime(const struct timespec64 *ts, const struct timezone *tz);
135 extern int cap_ptrace_access_check(struct task_struct *child, unsigned int mode);
136 extern int cap_ptrace_traceme(struct task_struct *parent);
137 extern int cap_capget(struct task_struct *target, kernel_cap_t *effective, kernel_cap_t *inheritable, kernel_cap_t *permitted);
138 extern int cap_capset(struct cred *new, const struct cred *old,
139 const kernel_cap_t *effective,
140 const kernel_cap_t *inheritable,
141 const kernel_cap_t *permitted);
142 extern int cap_bprm_set_creds(struct linux_binprm *bprm);
143 extern int cap_inode_setxattr(struct dentry *dentry, const char *name,
144 const void *value, size_t size, int flags);
145 extern int cap_inode_removexattr(struct dentry *dentry, const char *name);
146 extern int cap_inode_need_killpriv(struct dentry *dentry);
147 extern int cap_inode_killpriv(struct dentry *dentry);
148 extern int cap_inode_getsecurity(struct inode *inode, const char *name,
149 void **buffer, bool alloc);
150 extern int cap_mmap_addr(unsigned long addr);
151 extern int cap_mmap_file(struct file *file, unsigned long reqprot,
152 unsigned long prot, unsigned long flags);
153 extern int cap_task_fix_setuid(struct cred *new, const struct cred *old, int flags);
154 extern int cap_task_prctl(int option, unsigned long arg2, unsigned long arg3,
155 unsigned long arg4, unsigned long arg5);
156 extern int cap_task_setscheduler(struct task_struct *p);
157 extern int cap_task_setioprio(struct task_struct *p, int ioprio);
158 extern int cap_task_setnice(struct task_struct *p, int nice);
159 extern int cap_vm_enough_memory(struct mm_struct *mm, long pages);
160
161 struct msghdr;
162 struct sk_buff;
163 struct sock;
164 struct sockaddr;
165 struct socket;
166 struct flowi;
167 struct dst_entry;
168 struct xfrm_selector;
169 struct xfrm_policy;
170 struct xfrm_state;
171 struct xfrm_user_sec_ctx;
172 struct seq_file;
173 struct sctp_endpoint;
174
175 #ifdef CONFIG_MMU
176 extern unsigned long mmap_min_addr;
177 extern unsigned long dac_mmap_min_addr;
178 #else
179 #define mmap_min_addr 0UL
180 #define dac_mmap_min_addr 0UL
181 #endif
182
183
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185
186
187 #define LSM_SETID_ID 1
188
189
190 #define LSM_SETID_RE 2
191
192
193 #define LSM_SETID_RES 4
194
195
196 #define LSM_SETID_FS 8
197
198
199 #define LSM_PRLIMIT_READ 1
200 #define LSM_PRLIMIT_WRITE 2
201
202
203 struct sched_param;
204 struct request_sock;
205
206
207 #define LSM_UNSAFE_SHARE 1
208 #define LSM_UNSAFE_PTRACE 2
209 #define LSM_UNSAFE_NO_NEW_PRIVS 4
210
211 #ifdef CONFIG_MMU
212 extern int mmap_min_addr_handler(struct ctl_table *table, int write,
213 void __user *buffer, size_t *lenp, loff_t *ppos);
214 #endif
215
216
217 typedef int (*initxattrs) (struct inode *inode,
218 const struct xattr *xattr_array, void *fs_data);
219
220
221
222 #define __data_id_enumify(ENUM, dummy) LOADING_ ## ENUM,
223 #define __data_id_stringify(dummy, str) #str,
224
225 enum kernel_load_data_id {
226 __kernel_read_file_id(__data_id_enumify)
227 };
228
229 static const char * const kernel_load_data_str[] = {
230 __kernel_read_file_id(__data_id_stringify)
231 };
232
233 static inline const char *kernel_load_data_id_str(enum kernel_load_data_id id)
234 {
235 if ((unsigned)id >= LOADING_MAX_ID)
236 return kernel_load_data_str[LOADING_UNKNOWN];
237
238 return kernel_load_data_str[id];
239 }
240
241 #ifdef CONFIG_SECURITY
242
243 int call_blocking_lsm_notifier(enum lsm_event event, void *data);
244 int register_blocking_lsm_notifier(struct notifier_block *nb);
245 int unregister_blocking_lsm_notifier(struct notifier_block *nb);
246
247
248 extern int security_init(void);
249 extern int early_security_init(void);
250
251
252 int security_binder_set_context_mgr(struct task_struct *mgr);
253 int security_binder_transaction(struct task_struct *from,
254 struct task_struct *to);
255 int security_binder_transfer_binder(struct task_struct *from,
256 struct task_struct *to);
257 int security_binder_transfer_file(struct task_struct *from,
258 struct task_struct *to, struct file *file);
259 int security_ptrace_access_check(struct task_struct *child, unsigned int mode);
260 int security_ptrace_traceme(struct task_struct *parent);
261 int security_capget(struct task_struct *target,
262 kernel_cap_t *effective,
263 kernel_cap_t *inheritable,
264 kernel_cap_t *permitted);
265 int security_capset(struct cred *new, const struct cred *old,
266 const kernel_cap_t *effective,
267 const kernel_cap_t *inheritable,
268 const kernel_cap_t *permitted);
269 int security_capable(const struct cred *cred,
270 struct user_namespace *ns,
271 int cap,
272 unsigned int opts);
273 int security_quotactl(int cmds, int type, int id, struct super_block *sb);
274 int security_quota_on(struct dentry *dentry);
275 int security_syslog(int type);
276 int security_settime64(const struct timespec64 *ts, const struct timezone *tz);
277 int security_vm_enough_memory_mm(struct mm_struct *mm, long pages);
278 int security_bprm_set_creds(struct linux_binprm *bprm);
279 int security_bprm_check(struct linux_binprm *bprm);
280 void security_bprm_committing_creds(struct linux_binprm *bprm);
281 void security_bprm_committed_creds(struct linux_binprm *bprm);
282 int security_fs_context_dup(struct fs_context *fc, struct fs_context *src_fc);
283 int security_fs_context_parse_param(struct fs_context *fc, struct fs_parameter *param);
284 int security_sb_alloc(struct super_block *sb);
285 void security_sb_free(struct super_block *sb);
286 void security_free_mnt_opts(void **mnt_opts);
287 int security_sb_eat_lsm_opts(char *options, void **mnt_opts);
288 int security_sb_remount(struct super_block *sb, void *mnt_opts);
289 int security_sb_kern_mount(struct super_block *sb);
290 int security_sb_show_options(struct seq_file *m, struct super_block *sb);
291 int security_sb_statfs(struct dentry *dentry);
292 int security_sb_mount(const char *dev_name, const struct path *path,
293 const char *type, unsigned long flags, void *data);
294 int security_sb_umount(struct vfsmount *mnt, int flags);
295 int security_sb_pivotroot(const struct path *old_path, const struct path *new_path);
296 int security_sb_set_mnt_opts(struct super_block *sb,
297 void *mnt_opts,
298 unsigned long kern_flags,
299 unsigned long *set_kern_flags);
300 int security_sb_clone_mnt_opts(const struct super_block *oldsb,
301 struct super_block *newsb,
302 unsigned long kern_flags,
303 unsigned long *set_kern_flags);
304 int security_add_mnt_opt(const char *option, const char *val,
305 int len, void **mnt_opts);
306 int security_move_mount(const struct path *from_path, const struct path *to_path);
307 int security_dentry_init_security(struct dentry *dentry, int mode,
308 const struct qstr *name, void **ctx,
309 u32 *ctxlen);
310 int security_dentry_create_files_as(struct dentry *dentry, int mode,
311 struct qstr *name,
312 const struct cred *old,
313 struct cred *new);
314 int security_path_notify(const struct path *path, u64 mask,
315 unsigned int obj_type);
316 int security_inode_alloc(struct inode *inode);
317 void security_inode_free(struct inode *inode);
318 int security_inode_init_security(struct inode *inode, struct inode *dir,
319 const struct qstr *qstr,
320 initxattrs initxattrs, void *fs_data);
321 int security_old_inode_init_security(struct inode *inode, struct inode *dir,
322 const struct qstr *qstr, const char **name,
323 void **value, size_t *len);
324 int security_inode_create(struct inode *dir, struct dentry *dentry, umode_t mode);
325 int security_inode_link(struct dentry *old_dentry, struct inode *dir,
326 struct dentry *new_dentry);
327 int security_inode_unlink(struct inode *dir, struct dentry *dentry);
328 int security_inode_symlink(struct inode *dir, struct dentry *dentry,
329 const char *old_name);
330 int security_inode_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode);
331 int security_inode_rmdir(struct inode *dir, struct dentry *dentry);
332 int security_inode_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev);
333 int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry,
334 struct inode *new_dir, struct dentry *new_dentry,
335 unsigned int flags);
336 int security_inode_readlink(struct dentry *dentry);
337 int security_inode_follow_link(struct dentry *dentry, struct inode *inode,
338 bool rcu);
339 int security_inode_permission(struct inode *inode, int mask);
340 int security_inode_setattr(struct dentry *dentry, struct iattr *attr);
341 int security_inode_getattr(const struct path *path);
342 int security_inode_setxattr(struct dentry *dentry, const char *name,
343 const void *value, size_t size, int flags);
344 void security_inode_post_setxattr(struct dentry *dentry, const char *name,
345 const void *value, size_t size, int flags);
346 int security_inode_getxattr(struct dentry *dentry, const char *name);
347 int security_inode_listxattr(struct dentry *dentry);
348 int security_inode_removexattr(struct dentry *dentry, const char *name);
349 int security_inode_need_killpriv(struct dentry *dentry);
350 int security_inode_killpriv(struct dentry *dentry);
351 int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc);
352 int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags);
353 int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size);
354 void security_inode_getsecid(struct inode *inode, u32 *secid);
355 int security_inode_copy_up(struct dentry *src, struct cred **new);
356 int security_inode_copy_up_xattr(const char *name);
357 int security_kernfs_init_security(struct kernfs_node *kn_dir,
358 struct kernfs_node *kn);
359 int security_file_permission(struct file *file, int mask);
360 int security_file_alloc(struct file *file);
361 void security_file_free(struct file *file);
362 int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
363 int security_mmap_file(struct file *file, unsigned long prot,
364 unsigned long flags);
365 int security_mmap_addr(unsigned long addr);
366 int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
367 unsigned long prot);
368 int security_file_lock(struct file *file, unsigned int cmd);
369 int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg);
370 void security_file_set_fowner(struct file *file);
371 int security_file_send_sigiotask(struct task_struct *tsk,
372 struct fown_struct *fown, int sig);
373 int security_file_receive(struct file *file);
374 int security_file_open(struct file *file);
375 int security_task_alloc(struct task_struct *task, unsigned long clone_flags);
376 void security_task_free(struct task_struct *task);
377 int security_cred_alloc_blank(struct cred *cred, gfp_t gfp);
378 void security_cred_free(struct cred *cred);
379 int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp);
380 void security_transfer_creds(struct cred *new, const struct cred *old);
381 void security_cred_getsecid(const struct cred *c, u32 *secid);
382 int security_kernel_act_as(struct cred *new, u32 secid);
383 int security_kernel_create_files_as(struct cred *new, struct inode *inode);
384 int security_kernel_module_request(char *kmod_name);
385 int security_kernel_load_data(enum kernel_load_data_id id);
386 int security_kernel_read_file(struct file *file, enum kernel_read_file_id id);
387 int security_kernel_post_read_file(struct file *file, char *buf, loff_t size,
388 enum kernel_read_file_id id);
389 int security_task_fix_setuid(struct cred *new, const struct cred *old,
390 int flags);
391 int security_task_setpgid(struct task_struct *p, pid_t pgid);
392 int security_task_getpgid(struct task_struct *p);
393 int security_task_getsid(struct task_struct *p);
394 void security_task_getsecid(struct task_struct *p, u32 *secid);
395 int security_task_setnice(struct task_struct *p, int nice);
396 int security_task_setioprio(struct task_struct *p, int ioprio);
397 int security_task_getioprio(struct task_struct *p);
398 int security_task_prlimit(const struct cred *cred, const struct cred *tcred,
399 unsigned int flags);
400 int security_task_setrlimit(struct task_struct *p, unsigned int resource,
401 struct rlimit *new_rlim);
402 int security_task_setscheduler(struct task_struct *p);
403 int security_task_getscheduler(struct task_struct *p);
404 int security_task_movememory(struct task_struct *p);
405 int security_task_kill(struct task_struct *p, struct kernel_siginfo *info,
406 int sig, const struct cred *cred);
407 int security_task_prctl(int option, unsigned long arg2, unsigned long arg3,
408 unsigned long arg4, unsigned long arg5);
409 void security_task_to_inode(struct task_struct *p, struct inode *inode);
410 int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag);
411 void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid);
412 int security_msg_msg_alloc(struct msg_msg *msg);
413 void security_msg_msg_free(struct msg_msg *msg);
414 int security_msg_queue_alloc(struct kern_ipc_perm *msq);
415 void security_msg_queue_free(struct kern_ipc_perm *msq);
416 int security_msg_queue_associate(struct kern_ipc_perm *msq, int msqflg);
417 int security_msg_queue_msgctl(struct kern_ipc_perm *msq, int cmd);
418 int security_msg_queue_msgsnd(struct kern_ipc_perm *msq,
419 struct msg_msg *msg, int msqflg);
420 int security_msg_queue_msgrcv(struct kern_ipc_perm *msq, struct msg_msg *msg,
421 struct task_struct *target, long type, int mode);
422 int security_shm_alloc(struct kern_ipc_perm *shp);
423 void security_shm_free(struct kern_ipc_perm *shp);
424 int security_shm_associate(struct kern_ipc_perm *shp, int shmflg);
425 int security_shm_shmctl(struct kern_ipc_perm *shp, int cmd);
426 int security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg);
427 int security_sem_alloc(struct kern_ipc_perm *sma);
428 void security_sem_free(struct kern_ipc_perm *sma);
429 int security_sem_associate(struct kern_ipc_perm *sma, int semflg);
430 int security_sem_semctl(struct kern_ipc_perm *sma, int cmd);
431 int security_sem_semop(struct kern_ipc_perm *sma, struct sembuf *sops,
432 unsigned nsops, int alter);
433 void security_d_instantiate(struct dentry *dentry, struct inode *inode);
434 int security_getprocattr(struct task_struct *p, const char *lsm, char *name,
435 char **value);
436 int security_setprocattr(const char *lsm, const char *name, void *value,
437 size_t size);
438 int security_netlink_send(struct sock *sk, struct sk_buff *skb);
439 int security_ismaclabel(const char *name);
440 int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen);
441 int security_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid);
442 void security_release_secctx(char *secdata, u32 seclen);
443 void security_inode_invalidate_secctx(struct inode *inode);
444 int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen);
445 int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen);
446 int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen);
447 int security_locked_down(enum lockdown_reason what);
448 #else
449
450 static inline int call_blocking_lsm_notifier(enum lsm_event event, void *data)
451 {
452 return 0;
453 }
454
455 static inline int register_blocking_lsm_notifier(struct notifier_block *nb)
456 {
457 return 0;
458 }
459
460 static inline int unregister_blocking_lsm_notifier(struct notifier_block *nb)
461 {
462 return 0;
463 }
464
465 static inline void security_free_mnt_opts(void **mnt_opts)
466 {
467 }
468
469
470
471
472
473
474 static inline int security_init(void)
475 {
476 return 0;
477 }
478
479 static inline int early_security_init(void)
480 {
481 return 0;
482 }
483
484 static inline int security_binder_set_context_mgr(struct task_struct *mgr)
485 {
486 return 0;
487 }
488
489 static inline int security_binder_transaction(struct task_struct *from,
490 struct task_struct *to)
491 {
492 return 0;
493 }
494
495 static inline int security_binder_transfer_binder(struct task_struct *from,
496 struct task_struct *to)
497 {
498 return 0;
499 }
500
501 static inline int security_binder_transfer_file(struct task_struct *from,
502 struct task_struct *to,
503 struct file *file)
504 {
505 return 0;
506 }
507
508 static inline int security_ptrace_access_check(struct task_struct *child,
509 unsigned int mode)
510 {
511 return cap_ptrace_access_check(child, mode);
512 }
513
514 static inline int security_ptrace_traceme(struct task_struct *parent)
515 {
516 return cap_ptrace_traceme(parent);
517 }
518
519 static inline int security_capget(struct task_struct *target,
520 kernel_cap_t *effective,
521 kernel_cap_t *inheritable,
522 kernel_cap_t *permitted)
523 {
524 return cap_capget(target, effective, inheritable, permitted);
525 }
526
527 static inline int security_capset(struct cred *new,
528 const struct cred *old,
529 const kernel_cap_t *effective,
530 const kernel_cap_t *inheritable,
531 const kernel_cap_t *permitted)
532 {
533 return cap_capset(new, old, effective, inheritable, permitted);
534 }
535
536 static inline int security_capable(const struct cred *cred,
537 struct user_namespace *ns,
538 int cap,
539 unsigned int opts)
540 {
541 return cap_capable(cred, ns, cap, opts);
542 }
543
544 static inline int security_quotactl(int cmds, int type, int id,
545 struct super_block *sb)
546 {
547 return 0;
548 }
549
550 static inline int security_quota_on(struct dentry *dentry)
551 {
552 return 0;
553 }
554
555 static inline int security_syslog(int type)
556 {
557 return 0;
558 }
559
560 static inline int security_settime64(const struct timespec64 *ts,
561 const struct timezone *tz)
562 {
563 return cap_settime(ts, tz);
564 }
565
566 static inline int security_vm_enough_memory_mm(struct mm_struct *mm, long pages)
567 {
568 return __vm_enough_memory(mm, pages, cap_vm_enough_memory(mm, pages));
569 }
570
571 static inline int security_bprm_set_creds(struct linux_binprm *bprm)
572 {
573 return cap_bprm_set_creds(bprm);
574 }
575
576 static inline int security_bprm_check(struct linux_binprm *bprm)
577 {
578 return 0;
579 }
580
581 static inline void security_bprm_committing_creds(struct linux_binprm *bprm)
582 {
583 }
584
585 static inline void security_bprm_committed_creds(struct linux_binprm *bprm)
586 {
587 }
588
589 static inline int security_fs_context_dup(struct fs_context *fc,
590 struct fs_context *src_fc)
591 {
592 return 0;
593 }
594 static inline int security_fs_context_parse_param(struct fs_context *fc,
595 struct fs_parameter *param)
596 {
597 return -ENOPARAM;
598 }
599
600 static inline int security_sb_alloc(struct super_block *sb)
601 {
602 return 0;
603 }
604
605 static inline void security_sb_free(struct super_block *sb)
606 { }
607
608 static inline int security_sb_eat_lsm_opts(char *options,
609 void **mnt_opts)
610 {
611 return 0;
612 }
613
614 static inline int security_sb_remount(struct super_block *sb,
615 void *mnt_opts)
616 {
617 return 0;
618 }
619
620 static inline int security_sb_kern_mount(struct super_block *sb)
621 {
622 return 0;
623 }
624
625 static inline int security_sb_show_options(struct seq_file *m,
626 struct super_block *sb)
627 {
628 return 0;
629 }
630
631 static inline int security_sb_statfs(struct dentry *dentry)
632 {
633 return 0;
634 }
635
636 static inline int security_sb_mount(const char *dev_name, const struct path *path,
637 const char *type, unsigned long flags,
638 void *data)
639 {
640 return 0;
641 }
642
643 static inline int security_sb_umount(struct vfsmount *mnt, int flags)
644 {
645 return 0;
646 }
647
648 static inline int security_sb_pivotroot(const struct path *old_path,
649 const struct path *new_path)
650 {
651 return 0;
652 }
653
654 static inline int security_sb_set_mnt_opts(struct super_block *sb,
655 void *mnt_opts,
656 unsigned long kern_flags,
657 unsigned long *set_kern_flags)
658 {
659 return 0;
660 }
661
662 static inline int security_sb_clone_mnt_opts(const struct super_block *oldsb,
663 struct super_block *newsb,
664 unsigned long kern_flags,
665 unsigned long *set_kern_flags)
666 {
667 return 0;
668 }
669
670 static inline int security_add_mnt_opt(const char *option, const char *val,
671 int len, void **mnt_opts)
672 {
673 return 0;
674 }
675
676 static inline int security_move_mount(const struct path *from_path,
677 const struct path *to_path)
678 {
679 return 0;
680 }
681
682 static inline int security_path_notify(const struct path *path, u64 mask,
683 unsigned int obj_type)
684 {
685 return 0;
686 }
687
688 static inline int security_inode_alloc(struct inode *inode)
689 {
690 return 0;
691 }
692
693 static inline void security_inode_free(struct inode *inode)
694 { }
695
696 static inline int security_dentry_init_security(struct dentry *dentry,
697 int mode,
698 const struct qstr *name,
699 void **ctx,
700 u32 *ctxlen)
701 {
702 return -EOPNOTSUPP;
703 }
704
705 static inline int security_dentry_create_files_as(struct dentry *dentry,
706 int mode, struct qstr *name,
707 const struct cred *old,
708 struct cred *new)
709 {
710 return 0;
711 }
712
713
714 static inline int security_inode_init_security(struct inode *inode,
715 struct inode *dir,
716 const struct qstr *qstr,
717 const initxattrs xattrs,
718 void *fs_data)
719 {
720 return 0;
721 }
722
723 static inline int security_old_inode_init_security(struct inode *inode,
724 struct inode *dir,
725 const struct qstr *qstr,
726 const char **name,
727 void **value, size_t *len)
728 {
729 return -EOPNOTSUPP;
730 }
731
732 static inline int security_inode_create(struct inode *dir,
733 struct dentry *dentry,
734 umode_t mode)
735 {
736 return 0;
737 }
738
739 static inline int security_inode_link(struct dentry *old_dentry,
740 struct inode *dir,
741 struct dentry *new_dentry)
742 {
743 return 0;
744 }
745
746 static inline int security_inode_unlink(struct inode *dir,
747 struct dentry *dentry)
748 {
749 return 0;
750 }
751
752 static inline int security_inode_symlink(struct inode *dir,
753 struct dentry *dentry,
754 const char *old_name)
755 {
756 return 0;
757 }
758
759 static inline int security_inode_mkdir(struct inode *dir,
760 struct dentry *dentry,
761 int mode)
762 {
763 return 0;
764 }
765
766 static inline int security_inode_rmdir(struct inode *dir,
767 struct dentry *dentry)
768 {
769 return 0;
770 }
771
772 static inline int security_inode_mknod(struct inode *dir,
773 struct dentry *dentry,
774 int mode, dev_t dev)
775 {
776 return 0;
777 }
778
779 static inline int security_inode_rename(struct inode *old_dir,
780 struct dentry *old_dentry,
781 struct inode *new_dir,
782 struct dentry *new_dentry,
783 unsigned int flags)
784 {
785 return 0;
786 }
787
788 static inline int security_inode_readlink(struct dentry *dentry)
789 {
790 return 0;
791 }
792
793 static inline int security_inode_follow_link(struct dentry *dentry,
794 struct inode *inode,
795 bool rcu)
796 {
797 return 0;
798 }
799
800 static inline int security_inode_permission(struct inode *inode, int mask)
801 {
802 return 0;
803 }
804
805 static inline int security_inode_setattr(struct dentry *dentry,
806 struct iattr *attr)
807 {
808 return 0;
809 }
810
811 static inline int security_inode_getattr(const struct path *path)
812 {
813 return 0;
814 }
815
816 static inline int security_inode_setxattr(struct dentry *dentry,
817 const char *name, const void *value, size_t size, int flags)
818 {
819 return cap_inode_setxattr(dentry, name, value, size, flags);
820 }
821
822 static inline void security_inode_post_setxattr(struct dentry *dentry,
823 const char *name, const void *value, size_t size, int flags)
824 { }
825
826 static inline int security_inode_getxattr(struct dentry *dentry,
827 const char *name)
828 {
829 return 0;
830 }
831
832 static inline int security_inode_listxattr(struct dentry *dentry)
833 {
834 return 0;
835 }
836
837 static inline int security_inode_removexattr(struct dentry *dentry,
838 const char *name)
839 {
840 return cap_inode_removexattr(dentry, name);
841 }
842
843 static inline int security_inode_need_killpriv(struct dentry *dentry)
844 {
845 return cap_inode_need_killpriv(dentry);
846 }
847
848 static inline int security_inode_killpriv(struct dentry *dentry)
849 {
850 return cap_inode_killpriv(dentry);
851 }
852
853 static inline int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc)
854 {
855 return -EOPNOTSUPP;
856 }
857
858 static inline int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)
859 {
860 return -EOPNOTSUPP;
861 }
862
863 static inline int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size)
864 {
865 return 0;
866 }
867
868 static inline void security_inode_getsecid(struct inode *inode, u32 *secid)
869 {
870 *secid = 0;
871 }
872
873 static inline int security_inode_copy_up(struct dentry *src, struct cred **new)
874 {
875 return 0;
876 }
877
878 static inline int security_kernfs_init_security(struct kernfs_node *kn_dir,
879 struct kernfs_node *kn)
880 {
881 return 0;
882 }
883
884 static inline int security_inode_copy_up_xattr(const char *name)
885 {
886 return -EOPNOTSUPP;
887 }
888
889 static inline int security_file_permission(struct file *file, int mask)
890 {
891 return 0;
892 }
893
894 static inline int security_file_alloc(struct file *file)
895 {
896 return 0;
897 }
898
899 static inline void security_file_free(struct file *file)
900 { }
901
902 static inline int security_file_ioctl(struct file *file, unsigned int cmd,
903 unsigned long arg)
904 {
905 return 0;
906 }
907
908 static inline int security_mmap_file(struct file *file, unsigned long prot,
909 unsigned long flags)
910 {
911 return 0;
912 }
913
914 static inline int security_mmap_addr(unsigned long addr)
915 {
916 return cap_mmap_addr(addr);
917 }
918
919 static inline int security_file_mprotect(struct vm_area_struct *vma,
920 unsigned long reqprot,
921 unsigned long prot)
922 {
923 return 0;
924 }
925
926 static inline int security_file_lock(struct file *file, unsigned int cmd)
927 {
928 return 0;
929 }
930
931 static inline int security_file_fcntl(struct file *file, unsigned int cmd,
932 unsigned long arg)
933 {
934 return 0;
935 }
936
937 static inline void security_file_set_fowner(struct file *file)
938 {
939 return;
940 }
941
942 static inline int security_file_send_sigiotask(struct task_struct *tsk,
943 struct fown_struct *fown,
944 int sig)
945 {
946 return 0;
947 }
948
949 static inline int security_file_receive(struct file *file)
950 {
951 return 0;
952 }
953
954 static inline int security_file_open(struct file *file)
955 {
956 return 0;
957 }
958
959 static inline int security_task_alloc(struct task_struct *task,
960 unsigned long clone_flags)
961 {
962 return 0;
963 }
964
965 static inline void security_task_free(struct task_struct *task)
966 { }
967
968 static inline int security_cred_alloc_blank(struct cred *cred, gfp_t gfp)
969 {
970 return 0;
971 }
972
973 static inline void security_cred_free(struct cred *cred)
974 { }
975
976 static inline int security_prepare_creds(struct cred *new,
977 const struct cred *old,
978 gfp_t gfp)
979 {
980 return 0;
981 }
982
983 static inline void security_transfer_creds(struct cred *new,
984 const struct cred *old)
985 {
986 }
987
988 static inline int security_kernel_act_as(struct cred *cred, u32 secid)
989 {
990 return 0;
991 }
992
993 static inline int security_kernel_create_files_as(struct cred *cred,
994 struct inode *inode)
995 {
996 return 0;
997 }
998
999 static inline int security_kernel_module_request(char *kmod_name)
1000 {
1001 return 0;
1002 }
1003
1004 static inline int security_kernel_load_data(enum kernel_load_data_id id)
1005 {
1006 return 0;
1007 }
1008
1009 static inline int security_kernel_read_file(struct file *file,
1010 enum kernel_read_file_id id)
1011 {
1012 return 0;
1013 }
1014
1015 static inline int security_kernel_post_read_file(struct file *file,
1016 char *buf, loff_t size,
1017 enum kernel_read_file_id id)
1018 {
1019 return 0;
1020 }
1021
1022 static inline int security_task_fix_setuid(struct cred *new,
1023 const struct cred *old,
1024 int flags)
1025 {
1026 return cap_task_fix_setuid(new, old, flags);
1027 }
1028
1029 static inline int security_task_setpgid(struct task_struct *p, pid_t pgid)
1030 {
1031 return 0;
1032 }
1033
1034 static inline int security_task_getpgid(struct task_struct *p)
1035 {
1036 return 0;
1037 }
1038
1039 static inline int security_task_getsid(struct task_struct *p)
1040 {
1041 return 0;
1042 }
1043
1044 static inline void security_task_getsecid(struct task_struct *p, u32 *secid)
1045 {
1046 *secid = 0;
1047 }
1048
1049 static inline int security_task_setnice(struct task_struct *p, int nice)
1050 {
1051 return cap_task_setnice(p, nice);
1052 }
1053
1054 static inline int security_task_setioprio(struct task_struct *p, int ioprio)
1055 {
1056 return cap_task_setioprio(p, ioprio);
1057 }
1058
1059 static inline int security_task_getioprio(struct task_struct *p)
1060 {
1061 return 0;
1062 }
1063
1064 static inline int security_task_prlimit(const struct cred *cred,
1065 const struct cred *tcred,
1066 unsigned int flags)
1067 {
1068 return 0;
1069 }
1070
1071 static inline int security_task_setrlimit(struct task_struct *p,
1072 unsigned int resource,
1073 struct rlimit *new_rlim)
1074 {
1075 return 0;
1076 }
1077
1078 static inline int security_task_setscheduler(struct task_struct *p)
1079 {
1080 return cap_task_setscheduler(p);
1081 }
1082
1083 static inline int security_task_getscheduler(struct task_struct *p)
1084 {
1085 return 0;
1086 }
1087
1088 static inline int security_task_movememory(struct task_struct *p)
1089 {
1090 return 0;
1091 }
1092
1093 static inline int security_task_kill(struct task_struct *p,
1094 struct kernel_siginfo *info, int sig,
1095 const struct cred *cred)
1096 {
1097 return 0;
1098 }
1099
1100 static inline int security_task_prctl(int option, unsigned long arg2,
1101 unsigned long arg3,
1102 unsigned long arg4,
1103 unsigned long arg5)
1104 {
1105 return cap_task_prctl(option, arg2, arg3, arg4, arg5);
1106 }
1107
1108 static inline void security_task_to_inode(struct task_struct *p, struct inode *inode)
1109 { }
1110
1111 static inline int security_ipc_permission(struct kern_ipc_perm *ipcp,
1112 short flag)
1113 {
1114 return 0;
1115 }
1116
1117 static inline void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
1118 {
1119 *secid = 0;
1120 }
1121
1122 static inline int security_msg_msg_alloc(struct msg_msg *msg)
1123 {
1124 return 0;
1125 }
1126
1127 static inline void security_msg_msg_free(struct msg_msg *msg)
1128 { }
1129
1130 static inline int security_msg_queue_alloc(struct kern_ipc_perm *msq)
1131 {
1132 return 0;
1133 }
1134
1135 static inline void security_msg_queue_free(struct kern_ipc_perm *msq)
1136 { }
1137
1138 static inline int security_msg_queue_associate(struct kern_ipc_perm *msq,
1139 int msqflg)
1140 {
1141 return 0;
1142 }
1143
1144 static inline int security_msg_queue_msgctl(struct kern_ipc_perm *msq, int cmd)
1145 {
1146 return 0;
1147 }
1148
1149 static inline int security_msg_queue_msgsnd(struct kern_ipc_perm *msq,
1150 struct msg_msg *msg, int msqflg)
1151 {
1152 return 0;
1153 }
1154
1155 static inline int security_msg_queue_msgrcv(struct kern_ipc_perm *msq,
1156 struct msg_msg *msg,
1157 struct task_struct *target,
1158 long type, int mode)
1159 {
1160 return 0;
1161 }
1162
1163 static inline int security_shm_alloc(struct kern_ipc_perm *shp)
1164 {
1165 return 0;
1166 }
1167
1168 static inline void security_shm_free(struct kern_ipc_perm *shp)
1169 { }
1170
1171 static inline int security_shm_associate(struct kern_ipc_perm *shp,
1172 int shmflg)
1173 {
1174 return 0;
1175 }
1176
1177 static inline int security_shm_shmctl(struct kern_ipc_perm *shp, int cmd)
1178 {
1179 return 0;
1180 }
1181
1182 static inline int security_shm_shmat(struct kern_ipc_perm *shp,
1183 char __user *shmaddr, int shmflg)
1184 {
1185 return 0;
1186 }
1187
1188 static inline int security_sem_alloc(struct kern_ipc_perm *sma)
1189 {
1190 return 0;
1191 }
1192
1193 static inline void security_sem_free(struct kern_ipc_perm *sma)
1194 { }
1195
1196 static inline int security_sem_associate(struct kern_ipc_perm *sma, int semflg)
1197 {
1198 return 0;
1199 }
1200
1201 static inline int security_sem_semctl(struct kern_ipc_perm *sma, int cmd)
1202 {
1203 return 0;
1204 }
1205
1206 static inline int security_sem_semop(struct kern_ipc_perm *sma,
1207 struct sembuf *sops, unsigned nsops,
1208 int alter)
1209 {
1210 return 0;
1211 }
1212
1213 static inline void security_d_instantiate(struct dentry *dentry,
1214 struct inode *inode)
1215 { }
1216
1217 static inline int security_getprocattr(struct task_struct *p, const char *lsm,
1218 char *name, char **value)
1219 {
1220 return -EINVAL;
1221 }
1222
1223 static inline int security_setprocattr(const char *lsm, char *name,
1224 void *value, size_t size)
1225 {
1226 return -EINVAL;
1227 }
1228
1229 static inline int security_netlink_send(struct sock *sk, struct sk_buff *skb)
1230 {
1231 return 0;
1232 }
1233
1234 static inline int security_ismaclabel(const char *name)
1235 {
1236 return 0;
1237 }
1238
1239 static inline int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
1240 {
1241 return -EOPNOTSUPP;
1242 }
1243
1244 static inline int security_secctx_to_secid(const char *secdata,
1245 u32 seclen,
1246 u32 *secid)
1247 {
1248 return -EOPNOTSUPP;
1249 }
1250
1251 static inline void security_release_secctx(char *secdata, u32 seclen)
1252 {
1253 }
1254
1255 static inline void security_inode_invalidate_secctx(struct inode *inode)
1256 {
1257 }
1258
1259 static inline int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
1260 {
1261 return -EOPNOTSUPP;
1262 }
1263 static inline int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
1264 {
1265 return -EOPNOTSUPP;
1266 }
1267 static inline int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
1268 {
1269 return -EOPNOTSUPP;
1270 }
1271 static inline int security_locked_down(enum lockdown_reason what)
1272 {
1273 return 0;
1274 }
1275 #endif
1276
1277 #ifdef CONFIG_SECURITY_NETWORK
1278
1279 int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk);
1280 int security_unix_may_send(struct socket *sock, struct socket *other);
1281 int security_socket_create(int family, int type, int protocol, int kern);
1282 int security_socket_post_create(struct socket *sock, int family,
1283 int type, int protocol, int kern);
1284 int security_socket_socketpair(struct socket *socka, struct socket *sockb);
1285 int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen);
1286 int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen);
1287 int security_socket_listen(struct socket *sock, int backlog);
1288 int security_socket_accept(struct socket *sock, struct socket *newsock);
1289 int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size);
1290 int security_socket_recvmsg(struct socket *sock, struct msghdr *msg,
1291 int size, int flags);
1292 int security_socket_getsockname(struct socket *sock);
1293 int security_socket_getpeername(struct socket *sock);
1294 int security_socket_getsockopt(struct socket *sock, int level, int optname);
1295 int security_socket_setsockopt(struct socket *sock, int level, int optname);
1296 int security_socket_shutdown(struct socket *sock, int how);
1297 int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb);
1298 int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
1299 int __user *optlen, unsigned len);
1300 int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid);
1301 int security_sk_alloc(struct sock *sk, int family, gfp_t priority);
1302 void security_sk_free(struct sock *sk);
1303 void security_sk_clone(const struct sock *sk, struct sock *newsk);
1304 void security_sk_classify_flow(struct sock *sk, struct flowi *fl);
1305 void security_req_classify_flow(const struct request_sock *req, struct flowi *fl);
1306 void security_sock_graft(struct sock*sk, struct socket *parent);
1307 int security_inet_conn_request(struct sock *sk,
1308 struct sk_buff *skb, struct request_sock *req);
1309 void security_inet_csk_clone(struct sock *newsk,
1310 const struct request_sock *req);
1311 void security_inet_conn_established(struct sock *sk,
1312 struct sk_buff *skb);
1313 int security_secmark_relabel_packet(u32 secid);
1314 void security_secmark_refcount_inc(void);
1315 void security_secmark_refcount_dec(void);
1316 int security_tun_dev_alloc_security(void **security);
1317 void security_tun_dev_free_security(void *security);
1318 int security_tun_dev_create(void);
1319 int security_tun_dev_attach_queue(void *security);
1320 int security_tun_dev_attach(struct sock *sk, void *security);
1321 int security_tun_dev_open(void *security);
1322 int security_sctp_assoc_request(struct sctp_endpoint *ep, struct sk_buff *skb);
1323 int security_sctp_bind_connect(struct sock *sk, int optname,
1324 struct sockaddr *address, int addrlen);
1325 void security_sctp_sk_clone(struct sctp_endpoint *ep, struct sock *sk,
1326 struct sock *newsk);
1327
1328 #else
1329 static inline int security_unix_stream_connect(struct sock *sock,
1330 struct sock *other,
1331 struct sock *newsk)
1332 {
1333 return 0;
1334 }
1335
1336 static inline int security_unix_may_send(struct socket *sock,
1337 struct socket *other)
1338 {
1339 return 0;
1340 }
1341
1342 static inline int security_socket_create(int family, int type,
1343 int protocol, int kern)
1344 {
1345 return 0;
1346 }
1347
1348 static inline int security_socket_post_create(struct socket *sock,
1349 int family,
1350 int type,
1351 int protocol, int kern)
1352 {
1353 return 0;
1354 }
1355
1356 static inline int security_socket_socketpair(struct socket *socka,
1357 struct socket *sockb)
1358 {
1359 return 0;
1360 }
1361
1362 static inline int security_socket_bind(struct socket *sock,
1363 struct sockaddr *address,
1364 int addrlen)
1365 {
1366 return 0;
1367 }
1368
1369 static inline int security_socket_connect(struct socket *sock,
1370 struct sockaddr *address,
1371 int addrlen)
1372 {
1373 return 0;
1374 }
1375
1376 static inline int security_socket_listen(struct socket *sock, int backlog)
1377 {
1378 return 0;
1379 }
1380
1381 static inline int security_socket_accept(struct socket *sock,
1382 struct socket *newsock)
1383 {
1384 return 0;
1385 }
1386
1387 static inline int security_socket_sendmsg(struct socket *sock,
1388 struct msghdr *msg, int size)
1389 {
1390 return 0;
1391 }
1392
1393 static inline int security_socket_recvmsg(struct socket *sock,
1394 struct msghdr *msg, int size,
1395 int flags)
1396 {
1397 return 0;
1398 }
1399
1400 static inline int security_socket_getsockname(struct socket *sock)
1401 {
1402 return 0;
1403 }
1404
1405 static inline int security_socket_getpeername(struct socket *sock)
1406 {
1407 return 0;
1408 }
1409
1410 static inline int security_socket_getsockopt(struct socket *sock,
1411 int level, int optname)
1412 {
1413 return 0;
1414 }
1415
1416 static inline int security_socket_setsockopt(struct socket *sock,
1417 int level, int optname)
1418 {
1419 return 0;
1420 }
1421
1422 static inline int security_socket_shutdown(struct socket *sock, int how)
1423 {
1424 return 0;
1425 }
1426 static inline int security_sock_rcv_skb(struct sock *sk,
1427 struct sk_buff *skb)
1428 {
1429 return 0;
1430 }
1431
1432 static inline int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
1433 int __user *optlen, unsigned len)
1434 {
1435 return -ENOPROTOOPT;
1436 }
1437
1438 static inline int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid)
1439 {
1440 return -ENOPROTOOPT;
1441 }
1442
1443 static inline int security_sk_alloc(struct sock *sk, int family, gfp_t priority)
1444 {
1445 return 0;
1446 }
1447
1448 static inline void security_sk_free(struct sock *sk)
1449 {
1450 }
1451
1452 static inline void security_sk_clone(const struct sock *sk, struct sock *newsk)
1453 {
1454 }
1455
1456 static inline void security_sk_classify_flow(struct sock *sk, struct flowi *fl)
1457 {
1458 }
1459
1460 static inline void security_req_classify_flow(const struct request_sock *req, struct flowi *fl)
1461 {
1462 }
1463
1464 static inline void security_sock_graft(struct sock *sk, struct socket *parent)
1465 {
1466 }
1467
1468 static inline int security_inet_conn_request(struct sock *sk,
1469 struct sk_buff *skb, struct request_sock *req)
1470 {
1471 return 0;
1472 }
1473
1474 static inline void security_inet_csk_clone(struct sock *newsk,
1475 const struct request_sock *req)
1476 {
1477 }
1478
1479 static inline void security_inet_conn_established(struct sock *sk,
1480 struct sk_buff *skb)
1481 {
1482 }
1483
1484 static inline int security_secmark_relabel_packet(u32 secid)
1485 {
1486 return 0;
1487 }
1488
1489 static inline void security_secmark_refcount_inc(void)
1490 {
1491 }
1492
1493 static inline void security_secmark_refcount_dec(void)
1494 {
1495 }
1496
1497 static inline int security_tun_dev_alloc_security(void **security)
1498 {
1499 return 0;
1500 }
1501
1502 static inline void security_tun_dev_free_security(void *security)
1503 {
1504 }
1505
1506 static inline int security_tun_dev_create(void)
1507 {
1508 return 0;
1509 }
1510
1511 static inline int security_tun_dev_attach_queue(void *security)
1512 {
1513 return 0;
1514 }
1515
1516 static inline int security_tun_dev_attach(struct sock *sk, void *security)
1517 {
1518 return 0;
1519 }
1520
1521 static inline int security_tun_dev_open(void *security)
1522 {
1523 return 0;
1524 }
1525
1526 static inline int security_sctp_assoc_request(struct sctp_endpoint *ep,
1527 struct sk_buff *skb)
1528 {
1529 return 0;
1530 }
1531
1532 static inline int security_sctp_bind_connect(struct sock *sk, int optname,
1533 struct sockaddr *address,
1534 int addrlen)
1535 {
1536 return 0;
1537 }
1538
1539 static inline void security_sctp_sk_clone(struct sctp_endpoint *ep,
1540 struct sock *sk,
1541 struct sock *newsk)
1542 {
1543 }
1544 #endif
1545
1546 #ifdef CONFIG_SECURITY_INFINIBAND
1547 int security_ib_pkey_access(void *sec, u64 subnet_prefix, u16 pkey);
1548 int security_ib_endport_manage_subnet(void *sec, const char *name, u8 port_num);
1549 int security_ib_alloc_security(void **sec);
1550 void security_ib_free_security(void *sec);
1551 #else
1552 static inline int security_ib_pkey_access(void *sec, u64 subnet_prefix, u16 pkey)
1553 {
1554 return 0;
1555 }
1556
1557 static inline int security_ib_endport_manage_subnet(void *sec, const char *dev_name, u8 port_num)
1558 {
1559 return 0;
1560 }
1561
1562 static inline int security_ib_alloc_security(void **sec)
1563 {
1564 return 0;
1565 }
1566
1567 static inline void security_ib_free_security(void *sec)
1568 {
1569 }
1570 #endif
1571
1572 #ifdef CONFIG_SECURITY_NETWORK_XFRM
1573
1574 int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp,
1575 struct xfrm_user_sec_ctx *sec_ctx, gfp_t gfp);
1576 int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx, struct xfrm_sec_ctx **new_ctxp);
1577 void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx);
1578 int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx);
1579 int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx);
1580 int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
1581 struct xfrm_sec_ctx *polsec, u32 secid);
1582 int security_xfrm_state_delete(struct xfrm_state *x);
1583 void security_xfrm_state_free(struct xfrm_state *x);
1584 int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir);
1585 int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
1586 struct xfrm_policy *xp,
1587 const struct flowi *fl);
1588 int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid);
1589 void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl);
1590
1591 #else
1592
1593 static inline int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp,
1594 struct xfrm_user_sec_ctx *sec_ctx,
1595 gfp_t gfp)
1596 {
1597 return 0;
1598 }
1599
1600 static inline int security_xfrm_policy_clone(struct xfrm_sec_ctx *old, struct xfrm_sec_ctx **new_ctxp)
1601 {
1602 return 0;
1603 }
1604
1605 static inline void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx)
1606 {
1607 }
1608
1609 static inline int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx)
1610 {
1611 return 0;
1612 }
1613
1614 static inline int security_xfrm_state_alloc(struct xfrm_state *x,
1615 struct xfrm_user_sec_ctx *sec_ctx)
1616 {
1617 return 0;
1618 }
1619
1620 static inline int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
1621 struct xfrm_sec_ctx *polsec, u32 secid)
1622 {
1623 return 0;
1624 }
1625
1626 static inline void security_xfrm_state_free(struct xfrm_state *x)
1627 {
1628 }
1629
1630 static inline int security_xfrm_state_delete(struct xfrm_state *x)
1631 {
1632 return 0;
1633 }
1634
1635 static inline int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir)
1636 {
1637 return 0;
1638 }
1639
1640 static inline int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
1641 struct xfrm_policy *xp, const struct flowi *fl)
1642 {
1643 return 1;
1644 }
1645
1646 static inline int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid)
1647 {
1648 return 0;
1649 }
1650
1651 static inline void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl)
1652 {
1653 }
1654
1655 #endif
1656
1657 #ifdef CONFIG_SECURITY_PATH
1658 int security_path_unlink(const struct path *dir, struct dentry *dentry);
1659 int security_path_mkdir(const struct path *dir, struct dentry *dentry, umode_t mode);
1660 int security_path_rmdir(const struct path *dir, struct dentry *dentry);
1661 int security_path_mknod(const struct path *dir, struct dentry *dentry, umode_t mode,
1662 unsigned int dev);
1663 int security_path_truncate(const struct path *path);
1664 int security_path_symlink(const struct path *dir, struct dentry *dentry,
1665 const char *old_name);
1666 int security_path_link(struct dentry *old_dentry, const struct path *new_dir,
1667 struct dentry *new_dentry);
1668 int security_path_rename(const struct path *old_dir, struct dentry *old_dentry,
1669 const struct path *new_dir, struct dentry *new_dentry,
1670 unsigned int flags);
1671 int security_path_chmod(const struct path *path, umode_t mode);
1672 int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid);
1673 int security_path_chroot(const struct path *path);
1674 #else
1675 static inline int security_path_unlink(const struct path *dir, struct dentry *dentry)
1676 {
1677 return 0;
1678 }
1679
1680 static inline int security_path_mkdir(const struct path *dir, struct dentry *dentry,
1681 umode_t mode)
1682 {
1683 return 0;
1684 }
1685
1686 static inline int security_path_rmdir(const struct path *dir, struct dentry *dentry)
1687 {
1688 return 0;
1689 }
1690
1691 static inline int security_path_mknod(const struct path *dir, struct dentry *dentry,
1692 umode_t mode, unsigned int dev)
1693 {
1694 return 0;
1695 }
1696
1697 static inline int security_path_truncate(const struct path *path)
1698 {
1699 return 0;
1700 }
1701
1702 static inline int security_path_symlink(const struct path *dir, struct dentry *dentry,
1703 const char *old_name)
1704 {
1705 return 0;
1706 }
1707
1708 static inline int security_path_link(struct dentry *old_dentry,
1709 const struct path *new_dir,
1710 struct dentry *new_dentry)
1711 {
1712 return 0;
1713 }
1714
1715 static inline int security_path_rename(const struct path *old_dir,
1716 struct dentry *old_dentry,
1717 const struct path *new_dir,
1718 struct dentry *new_dentry,
1719 unsigned int flags)
1720 {
1721 return 0;
1722 }
1723
1724 static inline int security_path_chmod(const struct path *path, umode_t mode)
1725 {
1726 return 0;
1727 }
1728
1729 static inline int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid)
1730 {
1731 return 0;
1732 }
1733
1734 static inline int security_path_chroot(const struct path *path)
1735 {
1736 return 0;
1737 }
1738 #endif
1739
1740 #ifdef CONFIG_KEYS
1741 #ifdef CONFIG_SECURITY
1742
1743 int security_key_alloc(struct key *key, const struct cred *cred, unsigned long flags);
1744 void security_key_free(struct key *key);
1745 int security_key_permission(key_ref_t key_ref,
1746 const struct cred *cred, unsigned perm);
1747 int security_key_getsecurity(struct key *key, char **_buffer);
1748
1749 #else
1750
1751 static inline int security_key_alloc(struct key *key,
1752 const struct cred *cred,
1753 unsigned long flags)
1754 {
1755 return 0;
1756 }
1757
1758 static inline void security_key_free(struct key *key)
1759 {
1760 }
1761
1762 static inline int security_key_permission(key_ref_t key_ref,
1763 const struct cred *cred,
1764 unsigned perm)
1765 {
1766 return 0;
1767 }
1768
1769 static inline int security_key_getsecurity(struct key *key, char **_buffer)
1770 {
1771 *_buffer = NULL;
1772 return 0;
1773 }
1774
1775 #endif
1776 #endif
1777
1778 #ifdef CONFIG_AUDIT
1779 #ifdef CONFIG_SECURITY
1780 int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule);
1781 int security_audit_rule_known(struct audit_krule *krule);
1782 int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule);
1783 void security_audit_rule_free(void *lsmrule);
1784
1785 #else
1786
1787 static inline int security_audit_rule_init(u32 field, u32 op, char *rulestr,
1788 void **lsmrule)
1789 {
1790 return 0;
1791 }
1792
1793 static inline int security_audit_rule_known(struct audit_krule *krule)
1794 {
1795 return 0;
1796 }
1797
1798 static inline int security_audit_rule_match(u32 secid, u32 field, u32 op,
1799 void *lsmrule)
1800 {
1801 return 0;
1802 }
1803
1804 static inline void security_audit_rule_free(void *lsmrule)
1805 { }
1806
1807 #endif
1808 #endif
1809
1810 #ifdef CONFIG_SECURITYFS
1811
1812 extern struct dentry *securityfs_create_file(const char *name, umode_t mode,
1813 struct dentry *parent, void *data,
1814 const struct file_operations *fops);
1815 extern struct dentry *securityfs_create_dir(const char *name, struct dentry *parent);
1816 struct dentry *securityfs_create_symlink(const char *name,
1817 struct dentry *parent,
1818 const char *target,
1819 const struct inode_operations *iops);
1820 extern void securityfs_remove(struct dentry *dentry);
1821
1822 #else
1823
1824 static inline struct dentry *securityfs_create_dir(const char *name,
1825 struct dentry *parent)
1826 {
1827 return ERR_PTR(-ENODEV);
1828 }
1829
1830 static inline struct dentry *securityfs_create_file(const char *name,
1831 umode_t mode,
1832 struct dentry *parent,
1833 void *data,
1834 const struct file_operations *fops)
1835 {
1836 return ERR_PTR(-ENODEV);
1837 }
1838
1839 static inline struct dentry *securityfs_create_symlink(const char *name,
1840 struct dentry *parent,
1841 const char *target,
1842 const struct inode_operations *iops)
1843 {
1844 return ERR_PTR(-ENODEV);
1845 }
1846
1847 static inline void securityfs_remove(struct dentry *dentry)
1848 {}
1849
1850 #endif
1851
1852 #ifdef CONFIG_BPF_SYSCALL
1853 union bpf_attr;
1854 struct bpf_map;
1855 struct bpf_prog;
1856 struct bpf_prog_aux;
1857 #ifdef CONFIG_SECURITY
1858 extern int security_bpf(int cmd, union bpf_attr *attr, unsigned int size);
1859 extern int security_bpf_map(struct bpf_map *map, fmode_t fmode);
1860 extern int security_bpf_prog(struct bpf_prog *prog);
1861 extern int security_bpf_map_alloc(struct bpf_map *map);
1862 extern void security_bpf_map_free(struct bpf_map *map);
1863 extern int security_bpf_prog_alloc(struct bpf_prog_aux *aux);
1864 extern void security_bpf_prog_free(struct bpf_prog_aux *aux);
1865 #else
1866 static inline int security_bpf(int cmd, union bpf_attr *attr,
1867 unsigned int size)
1868 {
1869 return 0;
1870 }
1871
1872 static inline int security_bpf_map(struct bpf_map *map, fmode_t fmode)
1873 {
1874 return 0;
1875 }
1876
1877 static inline int security_bpf_prog(struct bpf_prog *prog)
1878 {
1879 return 0;
1880 }
1881
1882 static inline int security_bpf_map_alloc(struct bpf_map *map)
1883 {
1884 return 0;
1885 }
1886
1887 static inline void security_bpf_map_free(struct bpf_map *map)
1888 { }
1889
1890 static inline int security_bpf_prog_alloc(struct bpf_prog_aux *aux)
1891 {
1892 return 0;
1893 }
1894
1895 static inline void security_bpf_prog_free(struct bpf_prog_aux *aux)
1896 { }
1897 #endif
1898 #endif
1899
1900 #endif
1901