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