| /* |
| * 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/kernel_read_file.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> |
| |
| struct linux_binprm; |
| struct cred; |
| struct rlimit; |
| struct kernel_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 kernfs_node; |
| struct xfrm_sec_ctx; |
| struct mm_struct; |
| struct fs_context; |
| struct fs_parameter; |
| enum fs_value_type; |
| struct watch; |
| struct watch_notification; |
| |
| /* Default (no) options for the capable function */ |
| #define CAP_OPT_NONE 0x0 |
| /* If capable should audit the security request */ |
| #define CAP_OPT_NOAUDIT BIT(1) |
| /* If capable is being called by a setid function */ |
| #define CAP_OPT_INSETID BIT(2) |
| |
| /* LSM Agnostic defines for fs_context::lsm_flags */ |
| #define SECURITY_LSM_NATIVE_LABELS 1 |
| |
| struct ctl_table; |
| struct audit_krule; |
| struct user_namespace; |
| struct timezone; |
| |
| enum lsm_event { |
| LSM_POLICY_CHANGE, |
| }; |
| |
| /* |
| * These are reasons that can be passed to the security_locked_down() |
| * LSM hook. Lockdown reasons that protect kernel integrity (ie, the |
| * ability for userland to modify kernel code) are placed before |
| * LOCKDOWN_INTEGRITY_MAX. Lockdown reasons that protect kernel |
| * confidentiality (ie, the ability for userland to extract |
| * information from the running kernel that would otherwise be |
| * restricted) are placed before LOCKDOWN_CONFIDENTIALITY_MAX. |
| * |
| * LSM authors should note that the semantics of any given lockdown |
| * reason are not guaranteed to be stable - the same reason may block |
| * one set of features in one kernel release, and a slightly different |
| * set of features in a later kernel release. LSMs that seek to expose |
| * lockdown policy at any level of granularity other than "none", |
| * "integrity" or "confidentiality" are responsible for either |
| * ensuring that they expose a consistent level of functionality to |
| * userland, or ensuring that userland is aware that this is |
| * potentially a moving target. It is easy to misuse this information |
| * in a way that could break userspace. Please be careful not to do |
| * so. |
| * |
| * If you add to this, remember to extend lockdown_reasons in |
| * security/lockdown/lockdown.c. |
| */ |
| enum lockdown_reason { |
| LOCKDOWN_NONE, |
| LOCKDOWN_MODULE_SIGNATURE, |
| LOCKDOWN_DEV_MEM, |
| LOCKDOWN_EFI_TEST, |
| LOCKDOWN_KEXEC, |
| LOCKDOWN_HIBERNATION, |
| LOCKDOWN_PCI_ACCESS, |
| LOCKDOWN_IOPORT, |
| LOCKDOWN_MSR, |
| LOCKDOWN_ACPI_TABLES, |
| LOCKDOWN_PCMCIA_CIS, |
| LOCKDOWN_TIOCSSERIAL, |
| LOCKDOWN_MODULE_PARAMETERS, |
| LOCKDOWN_MMIOTRACE, |
| LOCKDOWN_DEBUGFS, |
| LOCKDOWN_XMON_WR, |
| LOCKDOWN_BPF_WRITE_USER, |
| LOCKDOWN_INTEGRITY_MAX, |
| LOCKDOWN_KCORE, |
| LOCKDOWN_KPROBES, |
| LOCKDOWN_BPF_READ_KERNEL, |
| LOCKDOWN_PERF, |
| LOCKDOWN_TRACEFS, |
| LOCKDOWN_XMON_RW, |
| LOCKDOWN_XFRM_SECRET, |
| LOCKDOWN_CONFIDENTIALITY_MAX, |
| }; |
| |
| extern const char *const lockdown_reasons[LOCKDOWN_CONFIDENTIALITY_MAX+1]; |
| |
| /* These functions are in security/commoncap.c */ |
| extern int cap_capable(const struct cred *cred, struct user_namespace *ns, |
| int cap, unsigned int opts); |
| 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_creds_from_file(struct linux_binprm *bprm, struct file *file); |
| int cap_inode_setxattr(struct dentry *dentry, const char *name, |
| const void *value, size_t size, int flags); |
| int cap_inode_removexattr(struct user_namespace *mnt_userns, |
| struct dentry *dentry, const char *name); |
| int cap_inode_need_killpriv(struct dentry *dentry); |
| int cap_inode_killpriv(struct user_namespace *mnt_userns, |
| struct dentry *dentry); |
| int cap_inode_getsecurity(struct user_namespace *mnt_userns, |
| 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_common; |
| struct dst_entry; |
| struct xfrm_selector; |
| struct xfrm_policy; |
| struct xfrm_state; |
| struct xfrm_user_sec_ctx; |
| struct seq_file; |
| struct sctp_association; |
| |
| #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 *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 |
| |
| int call_blocking_lsm_notifier(enum lsm_event event, void *data); |
| int register_blocking_lsm_notifier(struct notifier_block *nb); |
| int unregister_blocking_lsm_notifier(struct notifier_block *nb); |
| |
| /* prototypes */ |
| extern int security_init(void); |
| extern int early_security_init(void); |
| |
| /* Security operations */ |
| int security_binder_set_context_mgr(const struct cred *mgr); |
| int security_binder_transaction(const struct cred *from, |
| const struct cred *to); |
| int security_binder_transfer_binder(const struct cred *from, |
| const struct cred *to); |
| int security_binder_transfer_file(const struct cred *from, |
| const struct cred *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, |
| unsigned int opts); |
| 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_creds_for_exec(struct linux_binprm *bprm); |
| int security_bprm_creds_from_file(struct linux_binprm *bprm, struct file *file); |
| 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_fs_context_dup(struct fs_context *fc, struct fs_context *src_fc); |
| int security_fs_context_parse_param(struct fs_context *fc, struct fs_parameter *param); |
| int security_sb_alloc(struct super_block *sb); |
| void security_sb_delete(struct super_block *sb); |
| void security_sb_free(struct super_block *sb); |
| void security_free_mnt_opts(void **mnt_opts); |
| int security_sb_eat_lsm_opts(char *options, void **mnt_opts); |
| int security_sb_mnt_opts_compat(struct super_block *sb, void *mnt_opts); |
| int security_sb_remount(struct super_block *sb, void *mnt_opts); |
| int security_sb_kern_mount(struct super_block *sb); |
| 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, |
| void *mnt_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_add_mnt_opt(const char *option, const char *val, |
| int len, void **mnt_opts); |
| int security_move_mount(const struct path *from_path, const struct path *to_path); |
| int security_dentry_init_security(struct dentry *dentry, int mode, |
| const struct qstr *name, |
| const char **xattr_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_path_notify(const struct path *path, u64 mask, |
| unsigned int obj_type); |
| 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_inode_init_security_anon(struct inode *inode, |
| const struct qstr *name, |
| const struct inode *context_inode); |
| 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 user_namespace *mnt_userns, |
| 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 user_namespace *mnt_userns, |
| struct dentry *dentry, const char *name); |
| int security_inode_need_killpriv(struct dentry *dentry); |
| int security_inode_killpriv(struct user_namespace *mnt_userns, |
| struct dentry *dentry); |
| int security_inode_getsecurity(struct user_namespace *mnt_userns, |
| 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_kernfs_init_security(struct kernfs_node *kn_dir, |
| struct kernfs_node *kn); |
| 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, bool contents); |
| int security_kernel_post_load_data(char *buf, loff_t size, |
| enum kernel_load_data_id id, |
| char *description); |
| int security_kernel_read_file(struct file *file, enum kernel_read_file_id id, |
| bool contents); |
| 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_fix_setgid(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_subj(struct task_struct *p, u32 *secid); |
| void security_task_getsecid_obj(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 kernel_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, const char *lsm, char *name, |
| char **value); |
| int security_setprocattr(const char *lsm, 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); |
| int security_locked_down(enum lockdown_reason what); |
| #else /* CONFIG_SECURITY */ |
| |
| static inline int call_blocking_lsm_notifier(enum lsm_event event, void *data) |
| { |
| return 0; |
| } |
| |
| static inline int register_blocking_lsm_notifier(struct notifier_block *nb) |
| { |
| return 0; |
| } |
| |
| static inline int unregister_blocking_lsm_notifier(struct notifier_block *nb) |
| { |
| return 0; |
| } |
| |
| static inline void security_free_mnt_opts(void **mnt_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 early_security_init(void) |
| { |
| return 0; |
| } |
| |
| static inline int security_binder_set_context_mgr(const struct cred *mgr) |
| { |
| return 0; |
| } |
| |
| static inline int security_binder_transaction(const struct cred *from, |
| const struct cred *to) |
| { |
| return 0; |
| } |
| |
| static inline int security_binder_transfer_binder(const struct cred *from, |
| const struct cred *to) |
| { |
| return 0; |
| } |
| |
| static inline int security_binder_transfer_file(const struct cred *from, |
| const struct cred *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, |
| unsigned int opts) |
| { |
| return cap_capable(cred, ns, cap, opts); |
| } |
| |
| 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_creds_for_exec(struct linux_binprm *bprm) |
| { |
| return 0; |
| } |
| |
| static inline int security_bprm_creds_from_file(struct linux_binprm *bprm, |
| struct file *file) |
| { |
| return cap_bprm_creds_from_file(bprm, file); |
| } |
| |
| 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_fs_context_dup(struct fs_context *fc, |
| struct fs_context *src_fc) |
| { |
| return 0; |
| } |
| static inline int security_fs_context_parse_param(struct fs_context *fc, |
| struct fs_parameter *param) |
| { |
| return -ENOPARAM; |
| } |
| |
| static inline int security_sb_alloc(struct super_block *sb) |
| { |
| return 0; |
| } |
| |
| static inline void security_sb_delete(struct super_block *sb) |
| { } |
| |
| static inline void security_sb_free(struct super_block *sb) |
| { } |
| |
| static inline int security_sb_eat_lsm_opts(char *options, |
| void **mnt_opts) |
| { |
| return 0; |
| } |
| |
| static inline int security_sb_remount(struct super_block *sb, |
| void *mnt_opts) |
| { |
| return 0; |
| } |
| |
| static inline int security_sb_mnt_opts_compat(struct super_block *sb, |
| void *mnt_opts) |
| { |
| return 0; |
| } |
| |
| |
| static inline int security_sb_kern_mount(struct super_block *sb) |
| { |
| 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, |
| void *mnt_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_add_mnt_opt(const char *option, const char *val, |
| int len, void **mnt_opts) |
| { |
| return 0; |
| } |
| |
| static inline int security_move_mount(const struct path *from_path, |
| const struct path *to_path) |
| { |
| return 0; |
| } |
| |
| static inline int security_path_notify(const struct path *path, u64 mask, |
| unsigned int obj_type) |
| { |
| 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, |
| const char **xattr_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_inode_init_security_anon(struct inode *inode, |
| const struct qstr *name, |
| const struct inode *context_inode) |
| { |
| 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 user_namespace *mnt_userns, |
| 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 user_namespace *mnt_userns, |
| struct dentry *dentry, |
| const char *name) |
| { |
| return cap_inode_removexattr(mnt_userns, 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 user_namespace *mnt_userns, |
| struct dentry *dentry) |
| { |
| return cap_inode_killpriv(mnt_userns, dentry); |
| } |
| |
| static inline int security_inode_getsecurity(struct user_namespace *mnt_userns, |
| struct inode *inode, |
| const char *name, void **buffer, |
| bool alloc) |
| { |
| return cap_inode_getsecurity(mnt_userns, inode, name, buffer, alloc); |
| } |
| |
| 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_kernfs_init_security(struct kernfs_node *kn_dir, |
| struct kernfs_node *kn) |
| { |
| 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 void security_cred_getsecid(const struct cred *c, u32 *secid) |
| { |
| *secid = 0; |
| } |
| |
| 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, bool contents) |
| { |
| return 0; |
| } |
| |
| static inline int security_kernel_post_load_data(char *buf, loff_t size, |
| enum kernel_load_data_id id, |
| char *description) |
| { |
| return 0; |
| } |
| |
| static inline int security_kernel_read_file(struct file *file, |
| enum kernel_read_file_id id, |
| bool contents) |
| { |
| 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_fix_setgid(struct cred *new, |
| const struct cred *old, |
| int flags) |
| { |
| return 0; |
| } |
| |
| 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_subj(struct task_struct *p, u32 *secid) |
| { |
| *secid = 0; |
| } |
| |
| static inline void security_task_getsecid_obj(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 kernel_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, const char *lsm, |
| char *name, char **value) |
| { |
| return -EINVAL; |
| } |
| |
| static inline int security_setprocattr(const char *lsm, 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; |
| } |
| static inline int security_locked_down(enum lockdown_reason what) |
| { |
| return 0; |
| } |
| #endif /* CONFIG_SECURITY */ |
| |
| #if defined(CONFIG_SECURITY) && defined(CONFIG_WATCH_QUEUE) |
| int security_post_notification(const struct cred *w_cred, |
| const struct cred *cred, |
| struct watch_notification *n); |
| #else |
| static inline int security_post_notification(const struct cred *w_cred, |
| const struct cred *cred, |
| struct watch_notification *n) |
| { |
| return 0; |
| } |
| #endif |
| |
| #if defined(CONFIG_SECURITY) && defined(CONFIG_KEY_NOTIFICATIONS) |
| int security_watch_key(struct key *key); |
| #else |
| static inline int security_watch_key(struct key *key) |
| { |
| return 0; |
| } |
| #endif |
| |
| #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_common *flic); |
| void security_req_classify_flow(const struct request_sock *req, |
| struct flowi_common *flic); |
| void security_sock_graft(struct sock*sk, struct socket *parent); |
| int security_inet_conn_request(const 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_association *asoc, 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_association *asoc, 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_common *flic) |
| { |
| } |
| |
| static inline void security_req_classify_flow(const struct request_sock *req, |
| struct flowi_common *flic) |
| { |
| } |
| |
| static inline void security_sock_graft(struct sock *sk, struct socket *parent) |
| { |
| } |
| |
| static inline int security_inet_conn_request(const 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_association *asoc, |
| 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_association *asoc, |
| 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); |
| int security_xfrm_state_pol_flow_match(struct xfrm_state *x, |
| struct xfrm_policy *xp, |
| const struct flowi_common *flic); |
| int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid); |
| void security_skb_classify_flow(struct sk_buff *skb, struct flowi_common *flic); |
| |
| #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) |
| { |
| return 0; |
| } |
| |
| static inline int security_xfrm_state_pol_flow_match(struct xfrm_state *x, |
| struct xfrm_policy *xp, |
| const struct flowi_common *flic) |
| { |
| 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_common *flic) |
| { |
| } |
| |
| #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, |
| enum key_need_perm need_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, |
| enum key_need_perm need_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); |
| 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) |
| { |
| 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_PERF_EVENTS |
| struct perf_event_attr; |
| struct perf_event; |
| |
| #ifdef CONFIG_SECURITY |
| extern int security_perf_event_open(struct perf_event_attr *attr, int type); |
| extern int security_perf_event_alloc(struct perf_event *event); |
| extern void security_perf_event_free(struct perf_event *event); |
| extern int security_perf_event_read(struct perf_event *event); |
| extern int security_perf_event_write(struct perf_event *event); |
| #else |
| static inline int security_perf_event_open(struct perf_event_attr *attr, |
| int type) |
| { |
| return 0; |
| } |
| |
| static inline int security_perf_event_alloc(struct perf_event *event) |
| { |
| return 0; |
| } |
| |
| static inline void security_perf_event_free(struct perf_event *event) |
| { |
| } |
| |
| static inline int security_perf_event_read(struct perf_event *event) |
| { |
| return 0; |
| } |
| |
| static inline int security_perf_event_write(struct perf_event *event) |
| { |
| return 0; |
| } |
| #endif /* CONFIG_SECURITY */ |
| #endif /* CONFIG_PERF_EVENTS */ |
| |
| #ifdef CONFIG_IO_URING |
| #ifdef CONFIG_SECURITY |
| extern int security_uring_override_creds(const struct cred *new); |
| extern int security_uring_sqpoll(void); |
| #else |
| static inline int security_uring_override_creds(const struct cred *new) |
| { |
| return 0; |
| } |
| static inline int security_uring_sqpoll(void) |
| { |
| return 0; |
| } |
| #endif /* CONFIG_SECURITY */ |
| #endif /* CONFIG_IO_URING */ |
| |
| #endif /* ! __LINUX_SECURITY_H */ |