v4.19.13 snapshot.
diff --git a/include/linux/security.h b/include/linux/security.h
new file mode 100644
index 0000000..75f4156
--- /dev/null
+++ b/include/linux/security.h
@@ -0,0 +1,1847 @@
+/*
+ * Linux Security plug
+ *
+ * Copyright (C) 2001 WireX Communications, Inc <chris@wirex.com>
+ * Copyright (C) 2001 Greg Kroah-Hartman <greg@kroah.com>
+ * Copyright (C) 2001 Networks Associates Technology, Inc <ssmalley@nai.com>
+ * Copyright (C) 2001 James Morris <jmorris@intercode.com.au>
+ * Copyright (C) 2001 Silicon Graphics, Inc. (Trust Technology Group)
+ * Copyright (C) 2016 Mellanox Techonologies
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Due to this file being licensed under the GPL there is controversy over
+ * whether this permits you to write a module that #includes this file
+ * without placing your module under the GPL. Please consult a lawyer for
+ * advice before doing this.
+ *
+ */
+
+#ifndef __LINUX_SECURITY_H
+#define __LINUX_SECURITY_H
+
+#include <linux/key.h>
+#include <linux/capability.h>
+#include <linux/fs.h>
+#include <linux/slab.h>
+#include <linux/err.h>
+#include <linux/string.h>
+#include <linux/mm.h>
+#include <linux/fs.h>
+
+struct linux_binprm;
+struct cred;
+struct rlimit;
+struct siginfo;
+struct sembuf;
+struct kern_ipc_perm;
+struct audit_context;
+struct super_block;
+struct inode;
+struct dentry;
+struct file;
+struct vfsmount;
+struct path;
+struct qstr;
+struct iattr;
+struct fown_struct;
+struct file_operations;
+struct msg_msg;
+struct xattr;
+struct xfrm_sec_ctx;
+struct mm_struct;
+
+/* If capable should audit the security request */
+#define SECURITY_CAP_NOAUDIT 0
+#define SECURITY_CAP_AUDIT 1
+
+/* LSM Agnostic defines for sb_set_mnt_opts */
+#define SECURITY_LSM_NATIVE_LABELS 1
+
+struct ctl_table;
+struct audit_krule;
+struct user_namespace;
+struct timezone;
+
+enum lsm_event {
+ LSM_POLICY_CHANGE,
+};
+
+/* These functions are in security/commoncap.c */
+extern int cap_capable(const struct cred *cred, struct user_namespace *ns,
+ int cap, int audit);
+extern int cap_settime(const struct timespec64 *ts, const struct timezone *tz);
+extern int cap_ptrace_access_check(struct task_struct *child, unsigned int mode);
+extern int cap_ptrace_traceme(struct task_struct *parent);
+extern int cap_capget(struct task_struct *target, kernel_cap_t *effective, kernel_cap_t *inheritable, kernel_cap_t *permitted);
+extern int cap_capset(struct cred *new, const struct cred *old,
+ const kernel_cap_t *effective,
+ const kernel_cap_t *inheritable,
+ const kernel_cap_t *permitted);
+extern int cap_bprm_set_creds(struct linux_binprm *bprm);
+extern int cap_inode_setxattr(struct dentry *dentry, const char *name,
+ const void *value, size_t size, int flags);
+extern int cap_inode_removexattr(struct dentry *dentry, const char *name);
+extern int cap_inode_need_killpriv(struct dentry *dentry);
+extern int cap_inode_killpriv(struct dentry *dentry);
+extern int cap_inode_getsecurity(struct inode *inode, const char *name,
+ void **buffer, bool alloc);
+extern int cap_mmap_addr(unsigned long addr);
+extern int cap_mmap_file(struct file *file, unsigned long reqprot,
+ unsigned long prot, unsigned long flags);
+extern int cap_task_fix_setuid(struct cred *new, const struct cred *old, int flags);
+extern int cap_task_prctl(int option, unsigned long arg2, unsigned long arg3,
+ unsigned long arg4, unsigned long arg5);
+extern int cap_task_setscheduler(struct task_struct *p);
+extern int cap_task_setioprio(struct task_struct *p, int ioprio);
+extern int cap_task_setnice(struct task_struct *p, int nice);
+extern int cap_vm_enough_memory(struct mm_struct *mm, long pages);
+
+struct msghdr;
+struct sk_buff;
+struct sock;
+struct sockaddr;
+struct socket;
+struct flowi;
+struct dst_entry;
+struct xfrm_selector;
+struct xfrm_policy;
+struct xfrm_state;
+struct xfrm_user_sec_ctx;
+struct seq_file;
+struct sctp_endpoint;
+
+#ifdef CONFIG_MMU
+extern unsigned long mmap_min_addr;
+extern unsigned long dac_mmap_min_addr;
+#else
+#define mmap_min_addr 0UL
+#define dac_mmap_min_addr 0UL
+#endif
+
+/*
+ * Values used in the task_security_ops calls
+ */
+/* setuid or setgid, id0 == uid or gid */
+#define LSM_SETID_ID 1
+
+/* setreuid or setregid, id0 == real, id1 == eff */
+#define LSM_SETID_RE 2
+
+/* setresuid or setresgid, id0 == real, id1 == eff, uid2 == saved */
+#define LSM_SETID_RES 4
+
+/* setfsuid or setfsgid, id0 == fsuid or fsgid */
+#define LSM_SETID_FS 8
+
+/* Flags for security_task_prlimit(). */
+#define LSM_PRLIMIT_READ 1
+#define LSM_PRLIMIT_WRITE 2
+
+/* forward declares to avoid warnings */
+struct sched_param;
+struct request_sock;
+
+/* bprm->unsafe reasons */
+#define LSM_UNSAFE_SHARE 1
+#define LSM_UNSAFE_PTRACE 2
+#define LSM_UNSAFE_NO_NEW_PRIVS 4
+
+#ifdef CONFIG_MMU
+extern int mmap_min_addr_handler(struct ctl_table *table, int write,
+ void __user *buffer, size_t *lenp, loff_t *ppos);
+#endif
+
+/* security_inode_init_security callback function to write xattrs */
+typedef int (*initxattrs) (struct inode *inode,
+ const struct xattr *xattr_array, void *fs_data);
+
+
+/* Keep the kernel_load_data_id enum in sync with kernel_read_file_id */
+#define __data_id_enumify(ENUM, dummy) LOADING_ ## ENUM,
+#define __data_id_stringify(dummy, str) #str,
+
+enum kernel_load_data_id {
+ __kernel_read_file_id(__data_id_enumify)
+};
+
+static const char * const kernel_load_data_str[] = {
+ __kernel_read_file_id(__data_id_stringify)
+};
+
+static inline const char *kernel_load_data_id_str(enum kernel_load_data_id id)
+{
+ if ((unsigned)id >= LOADING_MAX_ID)
+ return kernel_load_data_str[LOADING_UNKNOWN];
+
+ return kernel_load_data_str[id];
+}
+
+#ifdef CONFIG_SECURITY
+
+struct security_mnt_opts {
+ char **mnt_opts;
+ int *mnt_opts_flags;
+ int num_mnt_opts;
+};
+
+int call_lsm_notifier(enum lsm_event event, void *data);
+int register_lsm_notifier(struct notifier_block *nb);
+int unregister_lsm_notifier(struct notifier_block *nb);
+
+static inline void security_init_mnt_opts(struct security_mnt_opts *opts)
+{
+ opts->mnt_opts = NULL;
+ opts->mnt_opts_flags = NULL;
+ opts->num_mnt_opts = 0;
+}
+
+static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
+{
+ int i;
+ if (opts->mnt_opts)
+ for (i = 0; i < opts->num_mnt_opts; i++)
+ kfree(opts->mnt_opts[i]);
+ kfree(opts->mnt_opts);
+ opts->mnt_opts = NULL;
+ kfree(opts->mnt_opts_flags);
+ opts->mnt_opts_flags = NULL;
+ opts->num_mnt_opts = 0;
+}
+
+/* prototypes */
+extern int security_init(void);
+
+/* Security operations */
+int security_binder_set_context_mgr(struct task_struct *mgr);
+int security_binder_transaction(struct task_struct *from,
+ struct task_struct *to);
+int security_binder_transfer_binder(struct task_struct *from,
+ struct task_struct *to);
+int security_binder_transfer_file(struct task_struct *from,
+ struct task_struct *to, struct file *file);
+int security_ptrace_access_check(struct task_struct *child, unsigned int mode);
+int security_ptrace_traceme(struct task_struct *parent);
+int security_capget(struct task_struct *target,
+ kernel_cap_t *effective,
+ kernel_cap_t *inheritable,
+ kernel_cap_t *permitted);
+int security_capset(struct cred *new, const struct cred *old,
+ const kernel_cap_t *effective,
+ const kernel_cap_t *inheritable,
+ const kernel_cap_t *permitted);
+int security_capable(const struct cred *cred, struct user_namespace *ns,
+ int cap);
+int security_capable_noaudit(const struct cred *cred, struct user_namespace *ns,
+ int cap);
+int security_quotactl(int cmds, int type, int id, struct super_block *sb);
+int security_quota_on(struct dentry *dentry);
+int security_syslog(int type);
+int security_settime64(const struct timespec64 *ts, const struct timezone *tz);
+int security_vm_enough_memory_mm(struct mm_struct *mm, long pages);
+int security_bprm_set_creds(struct linux_binprm *bprm);
+int security_bprm_check(struct linux_binprm *bprm);
+void security_bprm_committing_creds(struct linux_binprm *bprm);
+void security_bprm_committed_creds(struct linux_binprm *bprm);
+int security_sb_alloc(struct super_block *sb);
+void security_sb_free(struct super_block *sb);
+int security_sb_copy_data(char *orig, char *copy);
+int security_sb_remount(struct super_block *sb, void *data);
+int security_sb_kern_mount(struct super_block *sb, int flags, void *data);
+int security_sb_show_options(struct seq_file *m, struct super_block *sb);
+int security_sb_statfs(struct dentry *dentry);
+int security_sb_mount(const char *dev_name, const struct path *path,
+ const char *type, unsigned long flags, void *data);
+int security_sb_umount(struct vfsmount *mnt, int flags);
+int security_sb_pivotroot(const struct path *old_path, const struct path *new_path);
+int security_sb_set_mnt_opts(struct super_block *sb,
+ struct security_mnt_opts *opts,
+ unsigned long kern_flags,
+ unsigned long *set_kern_flags);
+int security_sb_clone_mnt_opts(const struct super_block *oldsb,
+ struct super_block *newsb,
+ unsigned long kern_flags,
+ unsigned long *set_kern_flags);
+int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts);
+int security_dentry_init_security(struct dentry *dentry, int mode,
+ const struct qstr *name, void **ctx,
+ u32 *ctxlen);
+int security_dentry_create_files_as(struct dentry *dentry, int mode,
+ struct qstr *name,
+ const struct cred *old,
+ struct cred *new);
+
+int security_inode_alloc(struct inode *inode);
+void security_inode_free(struct inode *inode);
+int security_inode_init_security(struct inode *inode, struct inode *dir,
+ const struct qstr *qstr,
+ initxattrs initxattrs, void *fs_data);
+int security_old_inode_init_security(struct inode *inode, struct inode *dir,
+ const struct qstr *qstr, const char **name,
+ void **value, size_t *len);
+int security_inode_create(struct inode *dir, struct dentry *dentry, umode_t mode);
+int security_inode_link(struct dentry *old_dentry, struct inode *dir,
+ struct dentry *new_dentry);
+int security_inode_unlink(struct inode *dir, struct dentry *dentry);
+int security_inode_symlink(struct inode *dir, struct dentry *dentry,
+ const char *old_name);
+int security_inode_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode);
+int security_inode_rmdir(struct inode *dir, struct dentry *dentry);
+int security_inode_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev);
+int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry,
+ struct inode *new_dir, struct dentry *new_dentry,
+ unsigned int flags);
+int security_inode_readlink(struct dentry *dentry);
+int security_inode_follow_link(struct dentry *dentry, struct inode *inode,
+ bool rcu);
+int security_inode_permission(struct inode *inode, int mask);
+int security_inode_setattr(struct dentry *dentry, struct iattr *attr);
+int security_inode_getattr(const struct path *path);
+int security_inode_setxattr(struct dentry *dentry, const char *name,
+ const void *value, size_t size, int flags);
+void security_inode_post_setxattr(struct dentry *dentry, const char *name,
+ const void *value, size_t size, int flags);
+int security_inode_getxattr(struct dentry *dentry, const char *name);
+int security_inode_listxattr(struct dentry *dentry);
+int security_inode_removexattr(struct dentry *dentry, const char *name);
+int security_inode_need_killpriv(struct dentry *dentry);
+int security_inode_killpriv(struct dentry *dentry);
+int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc);
+int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags);
+int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size);
+void security_inode_getsecid(struct inode *inode, u32 *secid);
+int security_inode_copy_up(struct dentry *src, struct cred **new);
+int security_inode_copy_up_xattr(const char *name);
+int security_file_permission(struct file *file, int mask);
+int security_file_alloc(struct file *file);
+void security_file_free(struct file *file);
+int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
+int security_mmap_file(struct file *file, unsigned long prot,
+ unsigned long flags);
+int security_mmap_addr(unsigned long addr);
+int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
+ unsigned long prot);
+int security_file_lock(struct file *file, unsigned int cmd);
+int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg);
+void security_file_set_fowner(struct file *file);
+int security_file_send_sigiotask(struct task_struct *tsk,
+ struct fown_struct *fown, int sig);
+int security_file_receive(struct file *file);
+int security_file_open(struct file *file);
+int security_task_alloc(struct task_struct *task, unsigned long clone_flags);
+void security_task_free(struct task_struct *task);
+int security_cred_alloc_blank(struct cred *cred, gfp_t gfp);
+void security_cred_free(struct cred *cred);
+int security_prepare_creds(struct cred *new, const struct cred *old, gfp_t gfp);
+void security_transfer_creds(struct cred *new, const struct cred *old);
+void security_cred_getsecid(const struct cred *c, u32 *secid);
+int security_kernel_act_as(struct cred *new, u32 secid);
+int security_kernel_create_files_as(struct cred *new, struct inode *inode);
+int security_kernel_module_request(char *kmod_name);
+int security_kernel_load_data(enum kernel_load_data_id id);
+int security_kernel_read_file(struct file *file, enum kernel_read_file_id id);
+int security_kernel_post_read_file(struct file *file, char *buf, loff_t size,
+ enum kernel_read_file_id id);
+int security_task_fix_setuid(struct cred *new, const struct cred *old,
+ int flags);
+int security_task_setpgid(struct task_struct *p, pid_t pgid);
+int security_task_getpgid(struct task_struct *p);
+int security_task_getsid(struct task_struct *p);
+void security_task_getsecid(struct task_struct *p, u32 *secid);
+int security_task_setnice(struct task_struct *p, int nice);
+int security_task_setioprio(struct task_struct *p, int ioprio);
+int security_task_getioprio(struct task_struct *p);
+int security_task_prlimit(const struct cred *cred, const struct cred *tcred,
+ unsigned int flags);
+int security_task_setrlimit(struct task_struct *p, unsigned int resource,
+ struct rlimit *new_rlim);
+int security_task_setscheduler(struct task_struct *p);
+int security_task_getscheduler(struct task_struct *p);
+int security_task_movememory(struct task_struct *p);
+int security_task_kill(struct task_struct *p, struct siginfo *info,
+ int sig, const struct cred *cred);
+int security_task_prctl(int option, unsigned long arg2, unsigned long arg3,
+ unsigned long arg4, unsigned long arg5);
+void security_task_to_inode(struct task_struct *p, struct inode *inode);
+int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag);
+void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid);
+int security_msg_msg_alloc(struct msg_msg *msg);
+void security_msg_msg_free(struct msg_msg *msg);
+int security_msg_queue_alloc(struct kern_ipc_perm *msq);
+void security_msg_queue_free(struct kern_ipc_perm *msq);
+int security_msg_queue_associate(struct kern_ipc_perm *msq, int msqflg);
+int security_msg_queue_msgctl(struct kern_ipc_perm *msq, int cmd);
+int security_msg_queue_msgsnd(struct kern_ipc_perm *msq,
+ struct msg_msg *msg, int msqflg);
+int security_msg_queue_msgrcv(struct kern_ipc_perm *msq, struct msg_msg *msg,
+ struct task_struct *target, long type, int mode);
+int security_shm_alloc(struct kern_ipc_perm *shp);
+void security_shm_free(struct kern_ipc_perm *shp);
+int security_shm_associate(struct kern_ipc_perm *shp, int shmflg);
+int security_shm_shmctl(struct kern_ipc_perm *shp, int cmd);
+int security_shm_shmat(struct kern_ipc_perm *shp, char __user *shmaddr, int shmflg);
+int security_sem_alloc(struct kern_ipc_perm *sma);
+void security_sem_free(struct kern_ipc_perm *sma);
+int security_sem_associate(struct kern_ipc_perm *sma, int semflg);
+int security_sem_semctl(struct kern_ipc_perm *sma, int cmd);
+int security_sem_semop(struct kern_ipc_perm *sma, struct sembuf *sops,
+ unsigned nsops, int alter);
+void security_d_instantiate(struct dentry *dentry, struct inode *inode);
+int security_getprocattr(struct task_struct *p, char *name, char **value);
+int security_setprocattr(const char *name, void *value, size_t size);
+int security_netlink_send(struct sock *sk, struct sk_buff *skb);
+int security_ismaclabel(const char *name);
+int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen);
+int security_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid);
+void security_release_secctx(char *secdata, u32 seclen);
+
+void security_inode_invalidate_secctx(struct inode *inode);
+int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen);
+int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen);
+int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen);
+#else /* CONFIG_SECURITY */
+struct security_mnt_opts {
+};
+
+static inline int call_lsm_notifier(enum lsm_event event, void *data)
+{
+ return 0;
+}
+
+static inline int register_lsm_notifier(struct notifier_block *nb)
+{
+ return 0;
+}
+
+static inline int unregister_lsm_notifier(struct notifier_block *nb)
+{
+ return 0;
+}
+
+static inline void security_init_mnt_opts(struct security_mnt_opts *opts)
+{
+}
+
+static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
+{
+}
+
+/*
+ * This is the default capabilities functionality. Most of these functions
+ * are just stubbed out, but a few must call the proper capable code.
+ */
+
+static inline int security_init(void)
+{
+ return 0;
+}
+
+static inline int security_binder_set_context_mgr(struct task_struct *mgr)
+{
+ return 0;
+}
+
+static inline int security_binder_transaction(struct task_struct *from,
+ struct task_struct *to)
+{
+ return 0;
+}
+
+static inline int security_binder_transfer_binder(struct task_struct *from,
+ struct task_struct *to)
+{
+ return 0;
+}
+
+static inline int security_binder_transfer_file(struct task_struct *from,
+ struct task_struct *to,
+ struct file *file)
+{
+ return 0;
+}
+
+static inline int security_ptrace_access_check(struct task_struct *child,
+ unsigned int mode)
+{
+ return cap_ptrace_access_check(child, mode);
+}
+
+static inline int security_ptrace_traceme(struct task_struct *parent)
+{
+ return cap_ptrace_traceme(parent);
+}
+
+static inline int security_capget(struct task_struct *target,
+ kernel_cap_t *effective,
+ kernel_cap_t *inheritable,
+ kernel_cap_t *permitted)
+{
+ return cap_capget(target, effective, inheritable, permitted);
+}
+
+static inline int security_capset(struct cred *new,
+ const struct cred *old,
+ const kernel_cap_t *effective,
+ const kernel_cap_t *inheritable,
+ const kernel_cap_t *permitted)
+{
+ return cap_capset(new, old, effective, inheritable, permitted);
+}
+
+static inline int security_capable(const struct cred *cred,
+ struct user_namespace *ns, int cap)
+{
+ return cap_capable(cred, ns, cap, SECURITY_CAP_AUDIT);
+}
+
+static inline int security_capable_noaudit(const struct cred *cred,
+ struct user_namespace *ns, int cap) {
+ return cap_capable(cred, ns, cap, SECURITY_CAP_NOAUDIT);
+}
+
+static inline int security_quotactl(int cmds, int type, int id,
+ struct super_block *sb)
+{
+ return 0;
+}
+
+static inline int security_quota_on(struct dentry *dentry)
+{
+ return 0;
+}
+
+static inline int security_syslog(int type)
+{
+ return 0;
+}
+
+static inline int security_settime64(const struct timespec64 *ts,
+ const struct timezone *tz)
+{
+ return cap_settime(ts, tz);
+}
+
+static inline int security_vm_enough_memory_mm(struct mm_struct *mm, long pages)
+{
+ return __vm_enough_memory(mm, pages, cap_vm_enough_memory(mm, pages));
+}
+
+static inline int security_bprm_set_creds(struct linux_binprm *bprm)
+{
+ return cap_bprm_set_creds(bprm);
+}
+
+static inline int security_bprm_check(struct linux_binprm *bprm)
+{
+ return 0;
+}
+
+static inline void security_bprm_committing_creds(struct linux_binprm *bprm)
+{
+}
+
+static inline void security_bprm_committed_creds(struct linux_binprm *bprm)
+{
+}
+
+static inline int security_sb_alloc(struct super_block *sb)
+{
+ return 0;
+}
+
+static inline void security_sb_free(struct super_block *sb)
+{ }
+
+static inline int security_sb_copy_data(char *orig, char *copy)
+{
+ return 0;
+}
+
+static inline int security_sb_remount(struct super_block *sb, void *data)
+{
+ return 0;
+}
+
+static inline int security_sb_kern_mount(struct super_block *sb, int flags, void *data)
+{
+ return 0;
+}
+
+static inline int security_sb_show_options(struct seq_file *m,
+ struct super_block *sb)
+{
+ return 0;
+}
+
+static inline int security_sb_statfs(struct dentry *dentry)
+{
+ return 0;
+}
+
+static inline int security_sb_mount(const char *dev_name, const struct path *path,
+ const char *type, unsigned long flags,
+ void *data)
+{
+ return 0;
+}
+
+static inline int security_sb_umount(struct vfsmount *mnt, int flags)
+{
+ return 0;
+}
+
+static inline int security_sb_pivotroot(const struct path *old_path,
+ const struct path *new_path)
+{
+ return 0;
+}
+
+static inline int security_sb_set_mnt_opts(struct super_block *sb,
+ struct security_mnt_opts *opts,
+ unsigned long kern_flags,
+ unsigned long *set_kern_flags)
+{
+ return 0;
+}
+
+static inline int security_sb_clone_mnt_opts(const struct super_block *oldsb,
+ struct super_block *newsb,
+ unsigned long kern_flags,
+ unsigned long *set_kern_flags)
+{
+ return 0;
+}
+
+static inline int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts)
+{
+ return 0;
+}
+
+static inline int security_inode_alloc(struct inode *inode)
+{
+ return 0;
+}
+
+static inline void security_inode_free(struct inode *inode)
+{ }
+
+static inline int security_dentry_init_security(struct dentry *dentry,
+ int mode,
+ const struct qstr *name,
+ void **ctx,
+ u32 *ctxlen)
+{
+ return -EOPNOTSUPP;
+}
+
+static inline int security_dentry_create_files_as(struct dentry *dentry,
+ int mode, struct qstr *name,
+ const struct cred *old,
+ struct cred *new)
+{
+ return 0;
+}
+
+
+static inline int security_inode_init_security(struct inode *inode,
+ struct inode *dir,
+ const struct qstr *qstr,
+ const initxattrs xattrs,
+ void *fs_data)
+{
+ return 0;
+}
+
+static inline int security_old_inode_init_security(struct inode *inode,
+ struct inode *dir,
+ const struct qstr *qstr,
+ const char **name,
+ void **value, size_t *len)
+{
+ return -EOPNOTSUPP;
+}
+
+static inline int security_inode_create(struct inode *dir,
+ struct dentry *dentry,
+ umode_t mode)
+{
+ return 0;
+}
+
+static inline int security_inode_link(struct dentry *old_dentry,
+ struct inode *dir,
+ struct dentry *new_dentry)
+{
+ return 0;
+}
+
+static inline int security_inode_unlink(struct inode *dir,
+ struct dentry *dentry)
+{
+ return 0;
+}
+
+static inline int security_inode_symlink(struct inode *dir,
+ struct dentry *dentry,
+ const char *old_name)
+{
+ return 0;
+}
+
+static inline int security_inode_mkdir(struct inode *dir,
+ struct dentry *dentry,
+ int mode)
+{
+ return 0;
+}
+
+static inline int security_inode_rmdir(struct inode *dir,
+ struct dentry *dentry)
+{
+ return 0;
+}
+
+static inline int security_inode_mknod(struct inode *dir,
+ struct dentry *dentry,
+ int mode, dev_t dev)
+{
+ return 0;
+}
+
+static inline int security_inode_rename(struct inode *old_dir,
+ struct dentry *old_dentry,
+ struct inode *new_dir,
+ struct dentry *new_dentry,
+ unsigned int flags)
+{
+ return 0;
+}
+
+static inline int security_inode_readlink(struct dentry *dentry)
+{
+ return 0;
+}
+
+static inline int security_inode_follow_link(struct dentry *dentry,
+ struct inode *inode,
+ bool rcu)
+{
+ return 0;
+}
+
+static inline int security_inode_permission(struct inode *inode, int mask)
+{
+ return 0;
+}
+
+static inline int security_inode_setattr(struct dentry *dentry,
+ struct iattr *attr)
+{
+ return 0;
+}
+
+static inline int security_inode_getattr(const struct path *path)
+{
+ return 0;
+}
+
+static inline int security_inode_setxattr(struct dentry *dentry,
+ const char *name, const void *value, size_t size, int flags)
+{
+ return cap_inode_setxattr(dentry, name, value, size, flags);
+}
+
+static inline void security_inode_post_setxattr(struct dentry *dentry,
+ const char *name, const void *value, size_t size, int flags)
+{ }
+
+static inline int security_inode_getxattr(struct dentry *dentry,
+ const char *name)
+{
+ return 0;
+}
+
+static inline int security_inode_listxattr(struct dentry *dentry)
+{
+ return 0;
+}
+
+static inline int security_inode_removexattr(struct dentry *dentry,
+ const char *name)
+{
+ return cap_inode_removexattr(dentry, name);
+}
+
+static inline int security_inode_need_killpriv(struct dentry *dentry)
+{
+ return cap_inode_need_killpriv(dentry);
+}
+
+static inline int security_inode_killpriv(struct dentry *dentry)
+{
+ return cap_inode_killpriv(dentry);
+}
+
+static inline int security_inode_getsecurity(struct inode *inode, const char *name, void **buffer, bool alloc)
+{
+ return -EOPNOTSUPP;
+}
+
+static inline int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)
+{
+ return -EOPNOTSUPP;
+}
+
+static inline int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size)
+{
+ return 0;
+}
+
+static inline void security_inode_getsecid(struct inode *inode, u32 *secid)
+{
+ *secid = 0;
+}
+
+static inline int security_inode_copy_up(struct dentry *src, struct cred **new)
+{
+ return 0;
+}
+
+static inline int security_inode_copy_up_xattr(const char *name)
+{
+ return -EOPNOTSUPP;
+}
+
+static inline int security_file_permission(struct file *file, int mask)
+{
+ return 0;
+}
+
+static inline int security_file_alloc(struct file *file)
+{
+ return 0;
+}
+
+static inline void security_file_free(struct file *file)
+{ }
+
+static inline int security_file_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ return 0;
+}
+
+static inline int security_mmap_file(struct file *file, unsigned long prot,
+ unsigned long flags)
+{
+ return 0;
+}
+
+static inline int security_mmap_addr(unsigned long addr)
+{
+ return cap_mmap_addr(addr);
+}
+
+static inline int security_file_mprotect(struct vm_area_struct *vma,
+ unsigned long reqprot,
+ unsigned long prot)
+{
+ return 0;
+}
+
+static inline int security_file_lock(struct file *file, unsigned int cmd)
+{
+ return 0;
+}
+
+static inline int security_file_fcntl(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ return 0;
+}
+
+static inline void security_file_set_fowner(struct file *file)
+{
+ return;
+}
+
+static inline int security_file_send_sigiotask(struct task_struct *tsk,
+ struct fown_struct *fown,
+ int sig)
+{
+ return 0;
+}
+
+static inline int security_file_receive(struct file *file)
+{
+ return 0;
+}
+
+static inline int security_file_open(struct file *file)
+{
+ return 0;
+}
+
+static inline int security_task_alloc(struct task_struct *task,
+ unsigned long clone_flags)
+{
+ return 0;
+}
+
+static inline void security_task_free(struct task_struct *task)
+{ }
+
+static inline int security_cred_alloc_blank(struct cred *cred, gfp_t gfp)
+{
+ return 0;
+}
+
+static inline void security_cred_free(struct cred *cred)
+{ }
+
+static inline int security_prepare_creds(struct cred *new,
+ const struct cred *old,
+ gfp_t gfp)
+{
+ return 0;
+}
+
+static inline void security_transfer_creds(struct cred *new,
+ const struct cred *old)
+{
+}
+
+static inline int security_kernel_act_as(struct cred *cred, u32 secid)
+{
+ return 0;
+}
+
+static inline int security_kernel_create_files_as(struct cred *cred,
+ struct inode *inode)
+{
+ return 0;
+}
+
+static inline int security_kernel_module_request(char *kmod_name)
+{
+ return 0;
+}
+
+static inline int security_kernel_load_data(enum kernel_load_data_id id)
+{
+ return 0;
+}
+
+static inline int security_kernel_read_file(struct file *file,
+ enum kernel_read_file_id id)
+{
+ return 0;
+}
+
+static inline int security_kernel_post_read_file(struct file *file,
+ char *buf, loff_t size,
+ enum kernel_read_file_id id)
+{
+ return 0;
+}
+
+static inline int security_task_fix_setuid(struct cred *new,
+ const struct cred *old,
+ int flags)
+{
+ return cap_task_fix_setuid(new, old, flags);
+}
+
+static inline int security_task_setpgid(struct task_struct *p, pid_t pgid)
+{
+ return 0;
+}
+
+static inline int security_task_getpgid(struct task_struct *p)
+{
+ return 0;
+}
+
+static inline int security_task_getsid(struct task_struct *p)
+{
+ return 0;
+}
+
+static inline void security_task_getsecid(struct task_struct *p, u32 *secid)
+{
+ *secid = 0;
+}
+
+static inline int security_task_setnice(struct task_struct *p, int nice)
+{
+ return cap_task_setnice(p, nice);
+}
+
+static inline int security_task_setioprio(struct task_struct *p, int ioprio)
+{
+ return cap_task_setioprio(p, ioprio);
+}
+
+static inline int security_task_getioprio(struct task_struct *p)
+{
+ return 0;
+}
+
+static inline int security_task_prlimit(const struct cred *cred,
+ const struct cred *tcred,
+ unsigned int flags)
+{
+ return 0;
+}
+
+static inline int security_task_setrlimit(struct task_struct *p,
+ unsigned int resource,
+ struct rlimit *new_rlim)
+{
+ return 0;
+}
+
+static inline int security_task_setscheduler(struct task_struct *p)
+{
+ return cap_task_setscheduler(p);
+}
+
+static inline int security_task_getscheduler(struct task_struct *p)
+{
+ return 0;
+}
+
+static inline int security_task_movememory(struct task_struct *p)
+{
+ return 0;
+}
+
+static inline int security_task_kill(struct task_struct *p,
+ struct siginfo *info, int sig,
+ const struct cred *cred)
+{
+ return 0;
+}
+
+static inline int security_task_prctl(int option, unsigned long arg2,
+ unsigned long arg3,
+ unsigned long arg4,
+ unsigned long arg5)
+{
+ return cap_task_prctl(option, arg2, arg3, arg4, arg5);
+}
+
+static inline void security_task_to_inode(struct task_struct *p, struct inode *inode)
+{ }
+
+static inline int security_ipc_permission(struct kern_ipc_perm *ipcp,
+ short flag)
+{
+ return 0;
+}
+
+static inline void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
+{
+ *secid = 0;
+}
+
+static inline int security_msg_msg_alloc(struct msg_msg *msg)
+{
+ return 0;
+}
+
+static inline void security_msg_msg_free(struct msg_msg *msg)
+{ }
+
+static inline int security_msg_queue_alloc(struct kern_ipc_perm *msq)
+{
+ return 0;
+}
+
+static inline void security_msg_queue_free(struct kern_ipc_perm *msq)
+{ }
+
+static inline int security_msg_queue_associate(struct kern_ipc_perm *msq,
+ int msqflg)
+{
+ return 0;
+}
+
+static inline int security_msg_queue_msgctl(struct kern_ipc_perm *msq, int cmd)
+{
+ return 0;
+}
+
+static inline int security_msg_queue_msgsnd(struct kern_ipc_perm *msq,
+ struct msg_msg *msg, int msqflg)
+{
+ return 0;
+}
+
+static inline int security_msg_queue_msgrcv(struct kern_ipc_perm *msq,
+ struct msg_msg *msg,
+ struct task_struct *target,
+ long type, int mode)
+{
+ return 0;
+}
+
+static inline int security_shm_alloc(struct kern_ipc_perm *shp)
+{
+ return 0;
+}
+
+static inline void security_shm_free(struct kern_ipc_perm *shp)
+{ }
+
+static inline int security_shm_associate(struct kern_ipc_perm *shp,
+ int shmflg)
+{
+ return 0;
+}
+
+static inline int security_shm_shmctl(struct kern_ipc_perm *shp, int cmd)
+{
+ return 0;
+}
+
+static inline int security_shm_shmat(struct kern_ipc_perm *shp,
+ char __user *shmaddr, int shmflg)
+{
+ return 0;
+}
+
+static inline int security_sem_alloc(struct kern_ipc_perm *sma)
+{
+ return 0;
+}
+
+static inline void security_sem_free(struct kern_ipc_perm *sma)
+{ }
+
+static inline int security_sem_associate(struct kern_ipc_perm *sma, int semflg)
+{
+ return 0;
+}
+
+static inline int security_sem_semctl(struct kern_ipc_perm *sma, int cmd)
+{
+ return 0;
+}
+
+static inline int security_sem_semop(struct kern_ipc_perm *sma,
+ struct sembuf *sops, unsigned nsops,
+ int alter)
+{
+ return 0;
+}
+
+static inline void security_d_instantiate(struct dentry *dentry, struct inode *inode)
+{ }
+
+static inline int security_getprocattr(struct task_struct *p, char *name, char **value)
+{
+ return -EINVAL;
+}
+
+static inline int security_setprocattr(char *name, void *value, size_t size)
+{
+ return -EINVAL;
+}
+
+static inline int security_netlink_send(struct sock *sk, struct sk_buff *skb)
+{
+ return 0;
+}
+
+static inline int security_ismaclabel(const char *name)
+{
+ return 0;
+}
+
+static inline int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
+{
+ return -EOPNOTSUPP;
+}
+
+static inline int security_secctx_to_secid(const char *secdata,
+ u32 seclen,
+ u32 *secid)
+{
+ return -EOPNOTSUPP;
+}
+
+static inline void security_release_secctx(char *secdata, u32 seclen)
+{
+}
+
+static inline void security_inode_invalidate_secctx(struct inode *inode)
+{
+}
+
+static inline int security_inode_notifysecctx(struct inode *inode, void *ctx, u32 ctxlen)
+{
+ return -EOPNOTSUPP;
+}
+static inline int security_inode_setsecctx(struct dentry *dentry, void *ctx, u32 ctxlen)
+{
+ return -EOPNOTSUPP;
+}
+static inline int security_inode_getsecctx(struct inode *inode, void **ctx, u32 *ctxlen)
+{
+ return -EOPNOTSUPP;
+}
+#endif /* CONFIG_SECURITY */
+
+#ifdef CONFIG_SECURITY_NETWORK
+
+int security_unix_stream_connect(struct sock *sock, struct sock *other, struct sock *newsk);
+int security_unix_may_send(struct socket *sock, struct socket *other);
+int security_socket_create(int family, int type, int protocol, int kern);
+int security_socket_post_create(struct socket *sock, int family,
+ int type, int protocol, int kern);
+int security_socket_socketpair(struct socket *socka, struct socket *sockb);
+int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen);
+int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen);
+int security_socket_listen(struct socket *sock, int backlog);
+int security_socket_accept(struct socket *sock, struct socket *newsock);
+int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size);
+int security_socket_recvmsg(struct socket *sock, struct msghdr *msg,
+ int size, int flags);
+int security_socket_getsockname(struct socket *sock);
+int security_socket_getpeername(struct socket *sock);
+int security_socket_getsockopt(struct socket *sock, int level, int optname);
+int security_socket_setsockopt(struct socket *sock, int level, int optname);
+int security_socket_shutdown(struct socket *sock, int how);
+int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb);
+int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
+ int __user *optlen, unsigned len);
+int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid);
+int security_sk_alloc(struct sock *sk, int family, gfp_t priority);
+void security_sk_free(struct sock *sk);
+void security_sk_clone(const struct sock *sk, struct sock *newsk);
+void security_sk_classify_flow(struct sock *sk, struct flowi *fl);
+void security_req_classify_flow(const struct request_sock *req, struct flowi *fl);
+void security_sock_graft(struct sock*sk, struct socket *parent);
+int security_inet_conn_request(struct sock *sk,
+ struct sk_buff *skb, struct request_sock *req);
+void security_inet_csk_clone(struct sock *newsk,
+ const struct request_sock *req);
+void security_inet_conn_established(struct sock *sk,
+ struct sk_buff *skb);
+int security_secmark_relabel_packet(u32 secid);
+void security_secmark_refcount_inc(void);
+void security_secmark_refcount_dec(void);
+int security_tun_dev_alloc_security(void **security);
+void security_tun_dev_free_security(void *security);
+int security_tun_dev_create(void);
+int security_tun_dev_attach_queue(void *security);
+int security_tun_dev_attach(struct sock *sk, void *security);
+int security_tun_dev_open(void *security);
+int security_sctp_assoc_request(struct sctp_endpoint *ep, struct sk_buff *skb);
+int security_sctp_bind_connect(struct sock *sk, int optname,
+ struct sockaddr *address, int addrlen);
+void security_sctp_sk_clone(struct sctp_endpoint *ep, struct sock *sk,
+ struct sock *newsk);
+
+#else /* CONFIG_SECURITY_NETWORK */
+static inline int security_unix_stream_connect(struct sock *sock,
+ struct sock *other,
+ struct sock *newsk)
+{
+ return 0;
+}
+
+static inline int security_unix_may_send(struct socket *sock,
+ struct socket *other)
+{
+ return 0;
+}
+
+static inline int security_socket_create(int family, int type,
+ int protocol, int kern)
+{
+ return 0;
+}
+
+static inline int security_socket_post_create(struct socket *sock,
+ int family,
+ int type,
+ int protocol, int kern)
+{
+ return 0;
+}
+
+static inline int security_socket_socketpair(struct socket *socka,
+ struct socket *sockb)
+{
+ return 0;
+}
+
+static inline int security_socket_bind(struct socket *sock,
+ struct sockaddr *address,
+ int addrlen)
+{
+ return 0;
+}
+
+static inline int security_socket_connect(struct socket *sock,
+ struct sockaddr *address,
+ int addrlen)
+{
+ return 0;
+}
+
+static inline int security_socket_listen(struct socket *sock, int backlog)
+{
+ return 0;
+}
+
+static inline int security_socket_accept(struct socket *sock,
+ struct socket *newsock)
+{
+ return 0;
+}
+
+static inline int security_socket_sendmsg(struct socket *sock,
+ struct msghdr *msg, int size)
+{
+ return 0;
+}
+
+static inline int security_socket_recvmsg(struct socket *sock,
+ struct msghdr *msg, int size,
+ int flags)
+{
+ return 0;
+}
+
+static inline int security_socket_getsockname(struct socket *sock)
+{
+ return 0;
+}
+
+static inline int security_socket_getpeername(struct socket *sock)
+{
+ return 0;
+}
+
+static inline int security_socket_getsockopt(struct socket *sock,
+ int level, int optname)
+{
+ return 0;
+}
+
+static inline int security_socket_setsockopt(struct socket *sock,
+ int level, int optname)
+{
+ return 0;
+}
+
+static inline int security_socket_shutdown(struct socket *sock, int how)
+{
+ return 0;
+}
+static inline int security_sock_rcv_skb(struct sock *sk,
+ struct sk_buff *skb)
+{
+ return 0;
+}
+
+static inline int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
+ int __user *optlen, unsigned len)
+{
+ return -ENOPROTOOPT;
+}
+
+static inline int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid)
+{
+ return -ENOPROTOOPT;
+}
+
+static inline int security_sk_alloc(struct sock *sk, int family, gfp_t priority)
+{
+ return 0;
+}
+
+static inline void security_sk_free(struct sock *sk)
+{
+}
+
+static inline void security_sk_clone(const struct sock *sk, struct sock *newsk)
+{
+}
+
+static inline void security_sk_classify_flow(struct sock *sk, struct flowi *fl)
+{
+}
+
+static inline void security_req_classify_flow(const struct request_sock *req, struct flowi *fl)
+{
+}
+
+static inline void security_sock_graft(struct sock *sk, struct socket *parent)
+{
+}
+
+static inline int security_inet_conn_request(struct sock *sk,
+ struct sk_buff *skb, struct request_sock *req)
+{
+ return 0;
+}
+
+static inline void security_inet_csk_clone(struct sock *newsk,
+ const struct request_sock *req)
+{
+}
+
+static inline void security_inet_conn_established(struct sock *sk,
+ struct sk_buff *skb)
+{
+}
+
+static inline int security_secmark_relabel_packet(u32 secid)
+{
+ return 0;
+}
+
+static inline void security_secmark_refcount_inc(void)
+{
+}
+
+static inline void security_secmark_refcount_dec(void)
+{
+}
+
+static inline int security_tun_dev_alloc_security(void **security)
+{
+ return 0;
+}
+
+static inline void security_tun_dev_free_security(void *security)
+{
+}
+
+static inline int security_tun_dev_create(void)
+{
+ return 0;
+}
+
+static inline int security_tun_dev_attach_queue(void *security)
+{
+ return 0;
+}
+
+static inline int security_tun_dev_attach(struct sock *sk, void *security)
+{
+ return 0;
+}
+
+static inline int security_tun_dev_open(void *security)
+{
+ return 0;
+}
+
+static inline int security_sctp_assoc_request(struct sctp_endpoint *ep,
+ struct sk_buff *skb)
+{
+ return 0;
+}
+
+static inline int security_sctp_bind_connect(struct sock *sk, int optname,
+ struct sockaddr *address,
+ int addrlen)
+{
+ return 0;
+}
+
+static inline void security_sctp_sk_clone(struct sctp_endpoint *ep,
+ struct sock *sk,
+ struct sock *newsk)
+{
+}
+#endif /* CONFIG_SECURITY_NETWORK */
+
+#ifdef CONFIG_SECURITY_INFINIBAND
+int security_ib_pkey_access(void *sec, u64 subnet_prefix, u16 pkey);
+int security_ib_endport_manage_subnet(void *sec, const char *name, u8 port_num);
+int security_ib_alloc_security(void **sec);
+void security_ib_free_security(void *sec);
+#else /* CONFIG_SECURITY_INFINIBAND */
+static inline int security_ib_pkey_access(void *sec, u64 subnet_prefix, u16 pkey)
+{
+ return 0;
+}
+
+static inline int security_ib_endport_manage_subnet(void *sec, const char *dev_name, u8 port_num)
+{
+ return 0;
+}
+
+static inline int security_ib_alloc_security(void **sec)
+{
+ return 0;
+}
+
+static inline void security_ib_free_security(void *sec)
+{
+}
+#endif /* CONFIG_SECURITY_INFINIBAND */
+
+#ifdef CONFIG_SECURITY_NETWORK_XFRM
+
+int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp,
+ struct xfrm_user_sec_ctx *sec_ctx, gfp_t gfp);
+int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx, struct xfrm_sec_ctx **new_ctxp);
+void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx);
+int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx);
+int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx);
+int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
+ struct xfrm_sec_ctx *polsec, u32 secid);
+int security_xfrm_state_delete(struct xfrm_state *x);
+void security_xfrm_state_free(struct xfrm_state *x);
+int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir);
+int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
+ struct xfrm_policy *xp,
+ const struct flowi *fl);
+int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid);
+void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl);
+
+#else /* CONFIG_SECURITY_NETWORK_XFRM */
+
+static inline int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp,
+ struct xfrm_user_sec_ctx *sec_ctx,
+ gfp_t gfp)
+{
+ return 0;
+}
+
+static inline int security_xfrm_policy_clone(struct xfrm_sec_ctx *old, struct xfrm_sec_ctx **new_ctxp)
+{
+ return 0;
+}
+
+static inline void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx)
+{
+}
+
+static inline int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx)
+{
+ return 0;
+}
+
+static inline int security_xfrm_state_alloc(struct xfrm_state *x,
+ struct xfrm_user_sec_ctx *sec_ctx)
+{
+ return 0;
+}
+
+static inline int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
+ struct xfrm_sec_ctx *polsec, u32 secid)
+{
+ return 0;
+}
+
+static inline void security_xfrm_state_free(struct xfrm_state *x)
+{
+}
+
+static inline int security_xfrm_state_delete(struct xfrm_state *x)
+{
+ return 0;
+}
+
+static inline int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir)
+{
+ return 0;
+}
+
+static inline int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
+ struct xfrm_policy *xp, const struct flowi *fl)
+{
+ return 1;
+}
+
+static inline int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid)
+{
+ return 0;
+}
+
+static inline void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl)
+{
+}
+
+#endif /* CONFIG_SECURITY_NETWORK_XFRM */
+
+#ifdef CONFIG_SECURITY_PATH
+int security_path_unlink(const struct path *dir, struct dentry *dentry);
+int security_path_mkdir(const struct path *dir, struct dentry *dentry, umode_t mode);
+int security_path_rmdir(const struct path *dir, struct dentry *dentry);
+int security_path_mknod(const struct path *dir, struct dentry *dentry, umode_t mode,
+ unsigned int dev);
+int security_path_truncate(const struct path *path);
+int security_path_symlink(const struct path *dir, struct dentry *dentry,
+ const char *old_name);
+int security_path_link(struct dentry *old_dentry, const struct path *new_dir,
+ struct dentry *new_dentry);
+int security_path_rename(const struct path *old_dir, struct dentry *old_dentry,
+ const struct path *new_dir, struct dentry *new_dentry,
+ unsigned int flags);
+int security_path_chmod(const struct path *path, umode_t mode);
+int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid);
+int security_path_chroot(const struct path *path);
+#else /* CONFIG_SECURITY_PATH */
+static inline int security_path_unlink(const struct path *dir, struct dentry *dentry)
+{
+ return 0;
+}
+
+static inline int security_path_mkdir(const struct path *dir, struct dentry *dentry,
+ umode_t mode)
+{
+ return 0;
+}
+
+static inline int security_path_rmdir(const struct path *dir, struct dentry *dentry)
+{
+ return 0;
+}
+
+static inline int security_path_mknod(const struct path *dir, struct dentry *dentry,
+ umode_t mode, unsigned int dev)
+{
+ return 0;
+}
+
+static inline int security_path_truncate(const struct path *path)
+{
+ return 0;
+}
+
+static inline int security_path_symlink(const struct path *dir, struct dentry *dentry,
+ const char *old_name)
+{
+ return 0;
+}
+
+static inline int security_path_link(struct dentry *old_dentry,
+ const struct path *new_dir,
+ struct dentry *new_dentry)
+{
+ return 0;
+}
+
+static inline int security_path_rename(const struct path *old_dir,
+ struct dentry *old_dentry,
+ const struct path *new_dir,
+ struct dentry *new_dentry,
+ unsigned int flags)
+{
+ return 0;
+}
+
+static inline int security_path_chmod(const struct path *path, umode_t mode)
+{
+ return 0;
+}
+
+static inline int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid)
+{
+ return 0;
+}
+
+static inline int security_path_chroot(const struct path *path)
+{
+ return 0;
+}
+#endif /* CONFIG_SECURITY_PATH */
+
+#ifdef CONFIG_KEYS
+#ifdef CONFIG_SECURITY
+
+int security_key_alloc(struct key *key, const struct cred *cred, unsigned long flags);
+void security_key_free(struct key *key);
+int security_key_permission(key_ref_t key_ref,
+ const struct cred *cred, unsigned perm);
+int security_key_getsecurity(struct key *key, char **_buffer);
+
+#else
+
+static inline int security_key_alloc(struct key *key,
+ const struct cred *cred,
+ unsigned long flags)
+{
+ return 0;
+}
+
+static inline void security_key_free(struct key *key)
+{
+}
+
+static inline int security_key_permission(key_ref_t key_ref,
+ const struct cred *cred,
+ unsigned perm)
+{
+ return 0;
+}
+
+static inline int security_key_getsecurity(struct key *key, char **_buffer)
+{
+ *_buffer = NULL;
+ return 0;
+}
+
+#endif
+#endif /* CONFIG_KEYS */
+
+#ifdef CONFIG_AUDIT
+#ifdef CONFIG_SECURITY
+int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule);
+int security_audit_rule_known(struct audit_krule *krule);
+int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule,
+ struct audit_context *actx);
+void security_audit_rule_free(void *lsmrule);
+
+#else
+
+static inline int security_audit_rule_init(u32 field, u32 op, char *rulestr,
+ void **lsmrule)
+{
+ return 0;
+}
+
+static inline int security_audit_rule_known(struct audit_krule *krule)
+{
+ return 0;
+}
+
+static inline int security_audit_rule_match(u32 secid, u32 field, u32 op,
+ void *lsmrule, struct audit_context *actx)
+{
+ return 0;
+}
+
+static inline void security_audit_rule_free(void *lsmrule)
+{ }
+
+#endif /* CONFIG_SECURITY */
+#endif /* CONFIG_AUDIT */
+
+#ifdef CONFIG_SECURITYFS
+
+extern struct dentry *securityfs_create_file(const char *name, umode_t mode,
+ struct dentry *parent, void *data,
+ const struct file_operations *fops);
+extern struct dentry *securityfs_create_dir(const char *name, struct dentry *parent);
+struct dentry *securityfs_create_symlink(const char *name,
+ struct dentry *parent,
+ const char *target,
+ const struct inode_operations *iops);
+extern void securityfs_remove(struct dentry *dentry);
+
+#else /* CONFIG_SECURITYFS */
+
+static inline struct dentry *securityfs_create_dir(const char *name,
+ struct dentry *parent)
+{
+ return ERR_PTR(-ENODEV);
+}
+
+static inline struct dentry *securityfs_create_file(const char *name,
+ umode_t mode,
+ struct dentry *parent,
+ void *data,
+ const struct file_operations *fops)
+{
+ return ERR_PTR(-ENODEV);
+}
+
+static inline struct dentry *securityfs_create_symlink(const char *name,
+ struct dentry *parent,
+ const char *target,
+ const struct inode_operations *iops)
+{
+ return ERR_PTR(-ENODEV);
+}
+
+static inline void securityfs_remove(struct dentry *dentry)
+{}
+
+#endif
+
+#ifdef CONFIG_BPF_SYSCALL
+union bpf_attr;
+struct bpf_map;
+struct bpf_prog;
+struct bpf_prog_aux;
+#ifdef CONFIG_SECURITY
+extern int security_bpf(int cmd, union bpf_attr *attr, unsigned int size);
+extern int security_bpf_map(struct bpf_map *map, fmode_t fmode);
+extern int security_bpf_prog(struct bpf_prog *prog);
+extern int security_bpf_map_alloc(struct bpf_map *map);
+extern void security_bpf_map_free(struct bpf_map *map);
+extern int security_bpf_prog_alloc(struct bpf_prog_aux *aux);
+extern void security_bpf_prog_free(struct bpf_prog_aux *aux);
+#else
+static inline int security_bpf(int cmd, union bpf_attr *attr,
+ unsigned int size)
+{
+ return 0;
+}
+
+static inline int security_bpf_map(struct bpf_map *map, fmode_t fmode)
+{
+ return 0;
+}
+
+static inline int security_bpf_prog(struct bpf_prog *prog)
+{
+ return 0;
+}
+
+static inline int security_bpf_map_alloc(struct bpf_map *map)
+{
+ return 0;
+}
+
+static inline void security_bpf_map_free(struct bpf_map *map)
+{ }
+
+static inline int security_bpf_prog_alloc(struct bpf_prog_aux *aux)
+{
+ return 0;
+}
+
+static inline void security_bpf_prog_free(struct bpf_prog_aux *aux)
+{ }
+#endif /* CONFIG_SECURITY */
+#endif /* CONFIG_BPF_SYSCALL */
+
+#ifdef CONFIG_SECURITY
+
+static inline char *alloc_secdata(void)
+{
+ return (char *)get_zeroed_page(GFP_KERNEL);
+}
+
+static inline void free_secdata(void *secdata)
+{
+ free_page((unsigned long)secdata);
+}
+
+#else
+
+static inline char *alloc_secdata(void)
+{
+ return (char *)1;
+}
+
+static inline void free_secdata(void *secdata)
+{ }
+#endif /* CONFIG_SECURITY */
+
+#endif /* ! __LINUX_SECURITY_H */
+