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Date: Thu, 07 May 2015 16:41:33 -0400
From: Paul Moore <paul@...l-moore.com>
To: Casey Schaufler <casey@...aufler-ca.com>
Cc: James Morris <jmorris@...ei.org>,
James Morris <james.l.morris@...cle.com>,
LSM <linux-security-module@...r.kernel.org>,
LKLM <linux-kernel@...r.kernel.org>,
John Johansen <john.johansen@...onical.com>,
Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>,
Stephen Smalley <sds@...ho.nsa.gov>,
Eric Paris <eparis@...hat.com>,
Kees Cook <keescook@...omium.org>
Subject: Re: [PATCH 1/7 v22] LSM: Split security.h
On Saturday, May 02, 2015 03:10:46 PM Casey Schaufler wrote:
> Subject: [PATCH 1/7 v22] LSM: Split security.h
>
> The security.h header file serves two purposes,
> interfaces for users of the security modules and
> interfaces for security modules. Users of the
> security modules don't need to know about what's
> in the security_operations structure, so pull it
> out into it's own header, lsm_hooks.h
>
> Signed-off-by: Casey Schaufler <casey@...aufler-ca.com>
Acked-by: Paul Moore <paul@...l-moore.com>
> diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
> new file mode 100644
> index 0000000..b2f447e
> --- /dev/null
> +++ b/include/linux/lsm_hooks.h
> @@ -0,0 +1,359 @@
> +/*
> + * Linux Security Module interfaces
> + *
> + * Copyright (C) 2001 WireX Communications, Inc <chris@...ex.com>
> + * Copyright (C) 2001 Greg Kroah-Hartman <greg@...ah.com>
> + * Copyright (C) 2001 Networks Associates Technology, Inc
> <ssmalley@....com> + * Copyright (C) 2001 James Morris
> <jmorris@...ercode.com.au>
> + * Copyright (C) 2001 Silicon Graphics, Inc. (Trust Technology Group)
> + * Copyright (C) 2015 Intel Corporation.
> + * Copyright (C) 2015 Casey Schaufler <casey@...aufler-ca.com>
> + *
> + * 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_LSM_HOOKS_H
> +#define __LINUX_LSM_HOOKS_H
> +
> +#include <linux/security.h>
> +
> +/* Maximum number of letters for an LSM name string */
> +#define SECURITY_NAME_MAX 10
> +
> +#ifdef CONFIG_SECURITY
> +
> +struct security_operations {
> + char name[SECURITY_NAME_MAX + 1];
> +
> + int (*binder_set_context_mgr)(struct task_struct *mgr);
> + int (*binder_transaction)(struct task_struct *from,
> + struct task_struct *to);
> + int (*binder_transfer_binder)(struct task_struct *from,
> + struct task_struct *to);
> + int (*binder_transfer_file)(struct task_struct *from,
> + struct task_struct *to,
> + struct file *file);
> +
> + int (*ptrace_access_check)(struct task_struct *child,
> + unsigned int mode);
> + int (*ptrace_traceme)(struct task_struct *parent);
> + int (*capget)(struct task_struct *target, kernel_cap_t *effective,
> + kernel_cap_t *inheritable, kernel_cap_t *permitted);
> + int (*capset)(struct cred *new, const struct cred *old,
> + const kernel_cap_t *effective,
> + const kernel_cap_t *inheritable,
> + const kernel_cap_t *permitted);
> + int (*capable)(const struct cred *cred, struct user_namespace *ns,
> + int cap, int audit);
> + int (*quotactl)(int cmds, int type, int id, struct super_block *sb);
> + int (*quota_on)(struct dentry *dentry);
> + int (*syslog)(int type);
> + int (*settime)(const struct timespec *ts, const struct timezone *tz);
> + int (*vm_enough_memory)(struct mm_struct *mm, long pages);
> +
> + int (*bprm_set_creds)(struct linux_binprm *bprm);
> + int (*bprm_check_security)(struct linux_binprm *bprm);
> + int (*bprm_secureexec)(struct linux_binprm *bprm);
> + void (*bprm_committing_creds)(struct linux_binprm *bprm);
> + void (*bprm_committed_creds)(struct linux_binprm *bprm);
> +
> + int (*sb_alloc_security)(struct super_block *sb);
> + void (*sb_free_security)(struct super_block *sb);
> + int (*sb_copy_data)(char *orig, char *copy);
> + int (*sb_remount)(struct super_block *sb, void *data);
> + int (*sb_kern_mount)(struct super_block *sb, int flags, void *data);
> + int (*sb_show_options)(struct seq_file *m, struct super_block *sb);
> + int (*sb_statfs)(struct dentry *dentry);
> + int (*sb_mount)(const char *dev_name, struct path *path,
> + const char *type, unsigned long flags, void *data);
> + int (*sb_umount)(struct vfsmount *mnt, int flags);
> + int (*sb_pivotroot)(struct path *old_path, struct path *new_path);
> + int (*sb_set_mnt_opts)(struct super_block *sb,
> + struct security_mnt_opts *opts,
> + unsigned long kern_flags,
> + unsigned long *set_kern_flags);
> + int (*sb_clone_mnt_opts)(const struct super_block *oldsb,
> + struct super_block *newsb);
> + int (*sb_parse_opts_str)(char *options, struct security_mnt_opts *opts);
> + int (*dentry_init_security)(struct dentry *dentry, int mode,
> + struct qstr *name, void **ctx,
> + u32 *ctxlen);
> +
> +
> +#ifdef CONFIG_SECURITY_PATH
> + int (*path_unlink)(struct path *dir, struct dentry *dentry);
> + int (*path_mkdir)(struct path *dir, struct dentry *dentry,
> + umode_t mode);
> + int (*path_rmdir)(struct path *dir, struct dentry *dentry);
> + int (*path_mknod)(struct path *dir, struct dentry *dentry,
> + umode_t mode, unsigned int dev);
> + int (*path_truncate)(struct path *path);
> + int (*path_symlink)(struct path *dir, struct dentry *dentry,
> + const char *old_name);
> + int (*path_link)(struct dentry *old_dentry, struct path *new_dir,
> + struct dentry *new_dentry);
> + int (*path_rename)(struct path *old_dir, struct dentry *old_dentry,
> + struct path *new_dir,
> + struct dentry *new_dentry);
> + int (*path_chmod)(struct path *path, umode_t mode);
> + int (*path_chown)(struct path *path, kuid_t uid, kgid_t gid);
> + int (*path_chroot)(struct path *path);
> +#endif
> +
> + int (*inode_alloc_security)(struct inode *inode);
> + void (*inode_free_security)(struct inode *inode);
> + int (*inode_init_security)(struct inode *inode, struct inode *dir,
> + const struct qstr *qstr,
> + const char **name, void **value,
> + size_t *len);
> + int (*inode_create)(struct inode *dir, struct dentry *dentry,
> + umode_t mode);
> + int (*inode_link)(struct dentry *old_dentry, struct inode *dir,
> + struct dentry *new_dentry);
> + int (*inode_unlink)(struct inode *dir, struct dentry *dentry);
> + int (*inode_symlink)(struct inode *dir, struct dentry *dentry,
> + const char *old_name);
> + int (*inode_mkdir)(struct inode *dir, struct dentry *dentry,
> + umode_t mode);
> + int (*inode_rmdir)(struct inode *dir, struct dentry *dentry);
> + int (*inode_mknod)(struct inode *dir, struct dentry *dentry,
> + umode_t mode, dev_t dev);
> + int (*inode_rename)(struct inode *old_dir, struct dentry *old_dentry,
> + struct inode *new_dir,
> + struct dentry *new_dentry);
> + int (*inode_readlink)(struct dentry *dentry);
> + int (*inode_follow_link)(struct dentry *dentry, struct nameidata *nd);
> + int (*inode_permission)(struct inode *inode, int mask);
> + int (*inode_setattr)(struct dentry *dentry, struct iattr *attr);
> + int (*inode_getattr)(const struct path *path);
> + int (*inode_setxattr)(struct dentry *dentry, const char *name,
> + const void *value, size_t size, int flags);
> + void (*inode_post_setxattr)(struct dentry *dentry, const char *name,
> + const void *value, size_t size,
> + int flags);
> + int (*inode_getxattr)(struct dentry *dentry, const char *name);
> + int (*inode_listxattr)(struct dentry *dentry);
> + int (*inode_removexattr)(struct dentry *dentry, const char *name);
> + int (*inode_need_killpriv)(struct dentry *dentry);
> + int (*inode_killpriv)(struct dentry *dentry);
> + int (*inode_getsecurity)(const struct inode *inode, const char *name,
> + void **buffer, bool alloc);
> + int (*inode_setsecurity)(struct inode *inode, const char *name,
> + const void *value, size_t size,
> + int flags);
> + int (*inode_listsecurity)(struct inode *inode, char *buffer,
> + size_t buffer_size);
> + void (*inode_getsecid)(const struct inode *inode, u32 *secid);
> +
> + int (*file_permission)(struct file *file, int mask);
> + int (*file_alloc_security)(struct file *file);
> + void (*file_free_security)(struct file *file);
> + int (*file_ioctl)(struct file *file, unsigned int cmd,
> + unsigned long arg);
> + int (*mmap_addr)(unsigned long addr);
> + int (*mmap_file)(struct file *file, unsigned long reqprot,
> + unsigned long prot, unsigned long flags);
> + int (*file_mprotect)(struct vm_area_struct *vma, unsigned long reqprot,
> + unsigned long prot);
> + int (*file_lock)(struct file *file, unsigned int cmd);
> + int (*file_fcntl)(struct file *file, unsigned int cmd,
> + unsigned long arg);
> + void (*file_set_fowner)(struct file *file);
> + int (*file_send_sigiotask)(struct task_struct *tsk,
> + struct fown_struct *fown, int sig);
> + int (*file_receive)(struct file *file);
> + int (*file_open)(struct file *file, const struct cred *cred);
> +
> + int (*task_create)(unsigned long clone_flags);
> + void (*task_free)(struct task_struct *task);
> + int (*cred_alloc_blank)(struct cred *cred, gfp_t gfp);
> + void (*cred_free)(struct cred *cred);
> + int (*cred_prepare)(struct cred *new, const struct cred *old,
> + gfp_t gfp);
> + void (*cred_transfer)(struct cred *new, const struct cred *old);
> + int (*kernel_act_as)(struct cred *new, u32 secid);
> + int (*kernel_create_files_as)(struct cred *new, struct inode *inode);
> + int (*kernel_fw_from_file)(struct file *file, char *buf, size_t size);
> + int (*kernel_module_request)(char *kmod_name);
> + int (*kernel_module_from_file)(struct file *file);
> + int (*task_fix_setuid)(struct cred *new, const struct cred *old,
> + int flags);
> + int (*task_setpgid)(struct task_struct *p, pid_t pgid);
> + int (*task_getpgid)(struct task_struct *p);
> + int (*task_getsid)(struct task_struct *p);
> + void (*task_getsecid)(struct task_struct *p, u32 *secid);
> + int (*task_setnice)(struct task_struct *p, int nice);
> + int (*task_setioprio)(struct task_struct *p, int ioprio);
> + int (*task_getioprio)(struct task_struct *p);
> + int (*task_setrlimit)(struct task_struct *p, unsigned int resource,
> + struct rlimit *new_rlim);
> + int (*task_setscheduler)(struct task_struct *p);
> + int (*task_getscheduler)(struct task_struct *p);
> + int (*task_movememory)(struct task_struct *p);
> + int (*task_kill)(struct task_struct *p, struct siginfo *info,
> + int sig, u32 secid);
> + int (*task_wait)(struct task_struct *p);
> + int (*task_prctl)(int option, unsigned long arg2, unsigned long arg3,
> + unsigned long arg4, unsigned long arg5);
> + void (*task_to_inode)(struct task_struct *p, struct inode *inode);
> +
> + int (*ipc_permission)(struct kern_ipc_perm *ipcp, short flag);
> + void (*ipc_getsecid)(struct kern_ipc_perm *ipcp, u32 *secid);
> +
> + int (*msg_msg_alloc_security)(struct msg_msg *msg);
> + void (*msg_msg_free_security)(struct msg_msg *msg);
> +
> + int (*msg_queue_alloc_security)(struct msg_queue *msq);
> + void (*msg_queue_free_security)(struct msg_queue *msq);
> + int (*msg_queue_associate)(struct msg_queue *msq, int msqflg);
> + int (*msg_queue_msgctl)(struct msg_queue *msq, int cmd);
> + int (*msg_queue_msgsnd)(struct msg_queue *msq, struct msg_msg *msg,
> + int msqflg);
> + int (*msg_queue_msgrcv)(struct msg_queue *msq, struct msg_msg *msg,
> + struct task_struct *target, long type,
> + int mode);
> +
> + int (*shm_alloc_security)(struct shmid_kernel *shp);
> + void (*shm_free_security)(struct shmid_kernel *shp);
> + int (*shm_associate)(struct shmid_kernel *shp, int shmflg);
> + int (*shm_shmctl)(struct shmid_kernel *shp, int cmd);
> + int (*shm_shmat)(struct shmid_kernel *shp, char __user *shmaddr,
> + int shmflg);
> +
> + int (*sem_alloc_security)(struct sem_array *sma);
> + void (*sem_free_security)(struct sem_array *sma);
> + int (*sem_associate)(struct sem_array *sma, int semflg);
> + int (*sem_semctl)(struct sem_array *sma, int cmd);
> + int (*sem_semop)(struct sem_array *sma, struct sembuf *sops,
> + unsigned nsops, int alter);
> +
> + int (*netlink_send)(struct sock *sk, struct sk_buff *skb);
> +
> + void (*d_instantiate)(struct dentry *dentry, struct inode *inode);
> +
> + int (*getprocattr)(struct task_struct *p, char *name, char **value);
> + int (*setprocattr)(struct task_struct *p, char *name, void *value,
> + size_t size);
> + int (*ismaclabel)(const char *name);
> + int (*secid_to_secctx)(u32 secid, char **secdata, u32 *seclen);
> + int (*secctx_to_secid)(const char *secdata, u32 seclen, u32 *secid);
> + void (*release_secctx)(char *secdata, u32 seclen);
> +
> + int (*inode_notifysecctx)(struct inode *inode, void *ctx, u32 ctxlen);
> + int (*inode_setsecctx)(struct dentry *dentry, void *ctx, u32 ctxlen);
> + int (*inode_getsecctx)(struct inode *inode, void **ctx, u32 *ctxlen);
> +
> +#ifdef CONFIG_SECURITY_NETWORK
> + int (*unix_stream_connect)(struct sock *sock, struct sock *other,
> + struct sock *newsk);
> + int (*unix_may_send)(struct socket *sock, struct socket *other);
> +
> + int (*socket_create)(int family, int type, int protocol, int kern);
> + int (*socket_post_create)(struct socket *sock, int family, int type,
> + int protocol, int kern);
> + int (*socket_bind)(struct socket *sock, struct sockaddr *address,
> + int addrlen);
> + int (*socket_connect)(struct socket *sock, struct sockaddr *address,
> + int addrlen);
> + int (*socket_listen)(struct socket *sock, int backlog);
> + int (*socket_accept)(struct socket *sock, struct socket *newsock);
> + int (*socket_sendmsg)(struct socket *sock, struct msghdr *msg,
> + int size);
> + int (*socket_recvmsg)(struct socket *sock, struct msghdr *msg,
> + int size, int flags);
> + int (*socket_getsockname)(struct socket *sock);
> + int (*socket_getpeername)(struct socket *sock);
> + int (*socket_getsockopt)(struct socket *sock, int level, int optname);
> + int (*socket_setsockopt)(struct socket *sock, int level, int optname);
> + int (*socket_shutdown)(struct socket *sock, int how);
> + int (*socket_sock_rcv_skb)(struct sock *sk, struct sk_buff *skb);
> + int (*socket_getpeersec_stream)(struct socket *sock,
> + char __user *optval,
> + int __user *optlen, unsigned len);
> + int (*socket_getpeersec_dgram)(struct socket *sock,
> + struct sk_buff *skb, u32 *secid);
> + int (*sk_alloc_security)(struct sock *sk, int family, gfp_t priority);
> + void (*sk_free_security)(struct sock *sk);
> + void (*sk_clone_security)(const struct sock *sk, struct sock *newsk);
> + void (*sk_getsecid)(struct sock *sk, u32 *secid);
> + void (*sock_graft)(struct sock *sk, struct socket *parent);
> + int (*inet_conn_request)(struct sock *sk, struct sk_buff *skb,
> + struct request_sock *req);
> + void (*inet_csk_clone)(struct sock *newsk,
> + const struct request_sock *req);
> + void (*inet_conn_established)(struct sock *sk, struct sk_buff *skb);
> + int (*secmark_relabel_packet)(u32 secid);
> + void (*secmark_refcount_inc)(void);
> + void (*secmark_refcount_dec)(void);
> + void (*req_classify_flow)(const struct request_sock *req,
> + struct flowi *fl);
> + int (*tun_dev_alloc_security)(void **security);
> + void (*tun_dev_free_security)(void *security);
> + int (*tun_dev_create)(void);
> + int (*tun_dev_attach_queue)(void *security);
> + int (*tun_dev_attach)(struct sock *sk, void *security);
> + int (*tun_dev_open)(void *security);
> +#endif /* CONFIG_SECURITY_NETWORK */
> +
> +#ifdef CONFIG_SECURITY_NETWORK_XFRM
> + int (*xfrm_policy_alloc_security)(struct xfrm_sec_ctx **ctxp,
> + struct xfrm_user_sec_ctx *sec_ctx,
> + gfp_t gfp);
> + int (*xfrm_policy_clone_security)(struct xfrm_sec_ctx *old_ctx,
> + struct xfrm_sec_ctx **new_ctx);
> + void (*xfrm_policy_free_security)(struct xfrm_sec_ctx *ctx);
> + int (*xfrm_policy_delete_security)(struct xfrm_sec_ctx *ctx);
> + int (*xfrm_state_alloc)(struct xfrm_state *x,
> + struct xfrm_user_sec_ctx *sec_ctx);
> + int (*xfrm_state_alloc_acquire)(struct xfrm_state *x,
> + struct xfrm_sec_ctx *polsec,
> + u32 secid);
> + void (*xfrm_state_free_security)(struct xfrm_state *x);
> + int (*xfrm_state_delete_security)(struct xfrm_state *x);
> + int (*xfrm_policy_lookup)(struct xfrm_sec_ctx *ctx, u32 fl_secid,
> + u8 dir);
> + int (*xfrm_state_pol_flow_match)(struct xfrm_state *x,
> + struct xfrm_policy *xp,
> + const struct flowi *fl);
> + int (*xfrm_decode_session)(struct sk_buff *skb, u32 *secid, int ckall);
> +#endif /* CONFIG_SECURITY_NETWORK_XFRM */
> +
> + /* key management security hooks */
> +#ifdef CONFIG_KEYS
> + int (*key_alloc)(struct key *key, const struct cred *cred,
> + unsigned long flags);
> + void (*key_free)(struct key *key);
> + int (*key_permission)(key_ref_t key_ref, const struct cred *cred,
> + unsigned perm);
> + int (*key_getsecurity)(struct key *key, char **_buffer);
> +#endif /* CONFIG_KEYS */
> +
> +#ifdef CONFIG_AUDIT
> + int (*audit_rule_init)(u32 field, u32 op, char *rulestr,
> + void **lsmrule);
> + int (*audit_rule_known)(struct audit_krule *krule);
> + int (*audit_rule_match)(u32 secid, u32 field, u32 op, void *lsmrule,
> + struct audit_context *actx);
> + void (*audit_rule_free)(void *lsmrule);
> +#endif /* CONFIG_AUDIT */
> +};
> +
> +/* prototypes */
> +extern int security_module_enable(struct security_operations *ops);
> +extern int register_security(struct security_operations *ops);
> +extern void __init security_fixup_ops(struct security_operations *ops);
> +extern void reset_security_ops(void);
> +
> +#endif /* CONFIG_SECURITY */
> +
> +#endif /* ! __LINUX_LSM_HOOKS_H */
> +
> diff --git a/include/linux/security.h b/include/linux/security.h
> index 18264ea..f3d42c6 100644
> --- a/include/linux/security.h
> +++ b/include/linux/security.h
> @@ -116,8 +116,6 @@ struct seq_file;
>
> extern int cap_netlink_send(struct sock *sk, struct sk_buff *skb);
>
> -void reset_security_ops(void);
> -
> #ifdef CONFIG_MMU
> extern unsigned long mmap_min_addr;
> extern unsigned long dac_mmap_min_addr;
> @@ -1457,312 +1455,9 @@ static inline void security_free_mnt_opts(struct
> security_mnt_opts *opts) * @ctxlen points to the place to put the length
of
> @ctx.
> * This is the main security structure.
> */
> -struct security_operations {
> - char name[SECURITY_NAME_MAX + 1];
> -
> - int (*binder_set_context_mgr) (struct task_struct *mgr);
> - int (*binder_transaction) (struct task_struct *from,
> - struct task_struct *to);
> - int (*binder_transfer_binder) (struct task_struct *from,
> - struct task_struct *to);
> - int (*binder_transfer_file) (struct task_struct *from,
> - struct task_struct *to, struct file *file);
> -
> - int (*ptrace_access_check) (struct task_struct *child, unsigned int mode);
> - int (*ptrace_traceme) (struct task_struct *parent);
> - int (*capget) (struct task_struct *target,
> - kernel_cap_t *effective,
> - kernel_cap_t *inheritable, kernel_cap_t *permitted);
> - int (*capset) (struct cred *new,
> - const struct cred *old,
> - const kernel_cap_t *effective,
> - const kernel_cap_t *inheritable,
> - const kernel_cap_t *permitted);
> - int (*capable) (const struct cred *cred, struct user_namespace *ns,
> - int cap, int audit);
> - int (*quotactl) (int cmds, int type, int id, struct super_block *sb);
> - int (*quota_on) (struct dentry *dentry);
> - int (*syslog) (int type);
> - int (*settime) (const struct timespec *ts, const struct timezone *tz);
> - int (*vm_enough_memory) (struct mm_struct *mm, long pages);
> -
> - int (*bprm_set_creds) (struct linux_binprm *bprm);
> - int (*bprm_check_security) (struct linux_binprm *bprm);
> - int (*bprm_secureexec) (struct linux_binprm *bprm);
> - void (*bprm_committing_creds) (struct linux_binprm *bprm);
> - void (*bprm_committed_creds) (struct linux_binprm *bprm);
> -
> - int (*sb_alloc_security) (struct super_block *sb);
> - void (*sb_free_security) (struct super_block *sb);
> - int (*sb_copy_data) (char *orig, char *copy);
> - int (*sb_remount) (struct super_block *sb, void *data);
> - int (*sb_kern_mount) (struct super_block *sb, int flags, void *data);
> - int (*sb_show_options) (struct seq_file *m, struct super_block *sb);
> - int (*sb_statfs) (struct dentry *dentry);
> - int (*sb_mount) (const char *dev_name, struct path *path,
> - const char *type, unsigned long flags, void *data);
> - int (*sb_umount) (struct vfsmount *mnt, int flags);
> - int (*sb_pivotroot) (struct path *old_path,
> - struct path *new_path);
> - int (*sb_set_mnt_opts) (struct super_block *sb,
> - struct security_mnt_opts *opts,
> - unsigned long kern_flags,
> - unsigned long *set_kern_flags);
> - int (*sb_clone_mnt_opts) (const struct super_block *oldsb,
> - struct super_block *newsb);
> - int (*sb_parse_opts_str) (char *options, struct security_mnt_opts *opts);
> - int (*dentry_init_security) (struct dentry *dentry, int mode,
> - struct qstr *name, void **ctx,
> - u32 *ctxlen);
> -
> -
> -#ifdef CONFIG_SECURITY_PATH
> - int (*path_unlink) (struct path *dir, struct dentry *dentry);
> - int (*path_mkdir) (struct path *dir, struct dentry *dentry, umode_t mode);
> - int (*path_rmdir) (struct path *dir, struct dentry *dentry);
> - int (*path_mknod) (struct path *dir, struct dentry *dentry, umode_t mode,
> - unsigned int dev);
> - int (*path_truncate) (struct path *path);
> - int (*path_symlink) (struct path *dir, struct dentry *dentry,
> - const char *old_name);
> - int (*path_link) (struct dentry *old_dentry, struct path *new_dir,
> - struct dentry *new_dentry);
> - int (*path_rename) (struct path *old_dir, struct dentry *old_dentry,
> - struct path *new_dir, struct dentry *new_dentry);
> - int (*path_chmod) (struct path *path, umode_t mode);
> - int (*path_chown) (struct path *path, kuid_t uid, kgid_t gid);
> - int (*path_chroot) (struct path *path);
> -#endif
> -
> - int (*inode_alloc_security) (struct inode *inode);
> - void (*inode_free_security) (struct inode *inode);
> - int (*inode_init_security) (struct inode *inode, struct inode *dir,
> - const struct qstr *qstr, const char **name,
> - void **value, size_t *len);
> - int (*inode_create) (struct inode *dir,
> - struct dentry *dentry, umode_t mode);
> - int (*inode_link) (struct dentry *old_dentry,
> - struct inode *dir, struct dentry *new_dentry);
> - int (*inode_unlink) (struct inode *dir, struct dentry *dentry);
> - int (*inode_symlink) (struct inode *dir,
> - struct dentry *dentry, const char *old_name);
> - int (*inode_mkdir) (struct inode *dir, struct dentry *dentry, umode_t
> mode); - int (*inode_rmdir) (struct inode *dir, struct dentry *dentry);
> - int (*inode_mknod) (struct inode *dir, struct dentry *dentry,
> - umode_t mode, dev_t dev);
> - int (*inode_rename) (struct inode *old_dir, struct dentry *old_dentry,
> - struct inode *new_dir, struct dentry *new_dentry);
> - int (*inode_readlink) (struct dentry *dentry);
> - int (*inode_follow_link) (struct dentry *dentry, struct nameidata *nd);
> - int (*inode_permission) (struct inode *inode, int mask);
> - int (*inode_setattr) (struct dentry *dentry, struct iattr *attr);
> - int (*inode_getattr) (const struct path *path);
> - int (*inode_setxattr) (struct dentry *dentry, const char *name,
> - const void *value, size_t size, int flags);
> - void (*inode_post_setxattr) (struct dentry *dentry, const char *name,
> - const void *value, size_t size, int flags);
> - int (*inode_getxattr) (struct dentry *dentry, const char *name);
> - int (*inode_listxattr) (struct dentry *dentry);
> - int (*inode_removexattr) (struct dentry *dentry, const char *name);
> - int (*inode_need_killpriv) (struct dentry *dentry);
> - int (*inode_killpriv) (struct dentry *dentry);
> - int (*inode_getsecurity) (const struct inode *inode, const char *name,
> void **buffer, bool alloc); - int (*inode_setsecurity) (struct inode
> *inode, const char *name, const void *value, size_t size, int flags); -
int
> (*inode_listsecurity) (struct inode *inode, char *buffer, size_t
> buffer_size); - void (*inode_getsecid) (const struct inode *inode, u32
> *secid);
> -
> - int (*file_permission) (struct file *file, int mask);
> - int (*file_alloc_security) (struct file *file);
> - void (*file_free_security) (struct file *file);
> - int (*file_ioctl) (struct file *file, unsigned int cmd,
> - unsigned long arg);
> - int (*mmap_addr) (unsigned long addr);
> - int (*mmap_file) (struct file *file,
> - unsigned long reqprot, unsigned long prot,
> - unsigned long flags);
> - int (*file_mprotect) (struct vm_area_struct *vma,
> - unsigned long reqprot,
> - unsigned long prot);
> - int (*file_lock) (struct file *file, unsigned int cmd);
> - int (*file_fcntl) (struct file *file, unsigned int cmd,
> - unsigned long arg);
> - void (*file_set_fowner) (struct file *file);
> - int (*file_send_sigiotask) (struct task_struct *tsk,
> - struct fown_struct *fown, int sig);
> - int (*file_receive) (struct file *file);
> - int (*file_open) (struct file *file, const struct cred *cred);
> -
> - int (*task_create) (unsigned long clone_flags);
> - void (*task_free) (struct task_struct *task);
> - int (*cred_alloc_blank) (struct cred *cred, gfp_t gfp);
> - void (*cred_free) (struct cred *cred);
> - int (*cred_prepare)(struct cred *new, const struct cred *old,
> - gfp_t gfp);
> - void (*cred_transfer)(struct cred *new, const struct cred *old);
> - int (*kernel_act_as)(struct cred *new, u32 secid);
> - int (*kernel_create_files_as)(struct cred *new, struct inode *inode);
> - int (*kernel_fw_from_file)(struct file *file, char *buf, size_t size);
> - int (*kernel_module_request)(char *kmod_name);
> - int (*kernel_module_from_file)(struct file *file);
> - int (*task_fix_setuid) (struct cred *new, const struct cred *old,
> - int flags);
> - int (*task_setpgid) (struct task_struct *p, pid_t pgid);
> - int (*task_getpgid) (struct task_struct *p);
> - int (*task_getsid) (struct task_struct *p);
> - void (*task_getsecid) (struct task_struct *p, u32 *secid);
> - int (*task_setnice) (struct task_struct *p, int nice);
> - int (*task_setioprio) (struct task_struct *p, int ioprio);
> - int (*task_getioprio) (struct task_struct *p);
> - int (*task_setrlimit) (struct task_struct *p, unsigned int resource,
> - struct rlimit *new_rlim);
> - int (*task_setscheduler) (struct task_struct *p);
> - int (*task_getscheduler) (struct task_struct *p);
> - int (*task_movememory) (struct task_struct *p);
> - int (*task_kill) (struct task_struct *p,
> - struct siginfo *info, int sig, u32 secid);
> - int (*task_wait) (struct task_struct *p);
> - int (*task_prctl) (int option, unsigned long arg2,
> - unsigned long arg3, unsigned long arg4,
> - unsigned long arg5);
> - void (*task_to_inode) (struct task_struct *p, struct inode *inode);
> -
> - int (*ipc_permission) (struct kern_ipc_perm *ipcp, short flag);
> - void (*ipc_getsecid) (struct kern_ipc_perm *ipcp, u32 *secid);
> -
> - int (*msg_msg_alloc_security) (struct msg_msg *msg);
> - void (*msg_msg_free_security) (struct msg_msg *msg);
> -
> - int (*msg_queue_alloc_security) (struct msg_queue *msq);
> - void (*msg_queue_free_security) (struct msg_queue *msq);
> - int (*msg_queue_associate) (struct msg_queue *msq, int msqflg);
> - int (*msg_queue_msgctl) (struct msg_queue *msq, int cmd);
> - int (*msg_queue_msgsnd) (struct msg_queue *msq,
> - struct msg_msg *msg, int msqflg);
> - int (*msg_queue_msgrcv) (struct msg_queue *msq,
> - struct msg_msg *msg,
> - struct task_struct *target,
> - long type, int mode);
> -
> - int (*shm_alloc_security) (struct shmid_kernel *shp);
> - void (*shm_free_security) (struct shmid_kernel *shp);
> - int (*shm_associate) (struct shmid_kernel *shp, int shmflg);
> - int (*shm_shmctl) (struct shmid_kernel *shp, int cmd);
> - int (*shm_shmat) (struct shmid_kernel *shp,
> - char __user *shmaddr, int shmflg);
> -
> - int (*sem_alloc_security) (struct sem_array *sma);
> - void (*sem_free_security) (struct sem_array *sma);
> - int (*sem_associate) (struct sem_array *sma, int semflg);
> - int (*sem_semctl) (struct sem_array *sma, int cmd);
> - int (*sem_semop) (struct sem_array *sma,
> - struct sembuf *sops, unsigned nsops, int alter);
> -
> - int (*netlink_send) (struct sock *sk, struct sk_buff *skb);
> -
> - void (*d_instantiate) (struct dentry *dentry, struct inode *inode);
> -
> - int (*getprocattr) (struct task_struct *p, char *name, char **value);
> - int (*setprocattr) (struct task_struct *p, char *name, void *value, size_t
> size); - int (*ismaclabel) (const char *name);
> - int (*secid_to_secctx) (u32 secid, char **secdata, u32 *seclen);
> - int (*secctx_to_secid) (const char *secdata, u32 seclen, u32 *secid);
> - void (*release_secctx) (char *secdata, u32 seclen);
> -
> - int (*inode_notifysecctx)(struct inode *inode, void *ctx, u32 ctxlen);
> - int (*inode_setsecctx)(struct dentry *dentry, void *ctx, u32 ctxlen);
> - int (*inode_getsecctx)(struct inode *inode, void **ctx, u32 *ctxlen);
> -
> -#ifdef CONFIG_SECURITY_NETWORK
> - int (*unix_stream_connect) (struct sock *sock, struct sock *other, struct
> sock *newsk); - int (*unix_may_send) (struct socket *sock, struct socket
> *other); -
> - int (*socket_create) (int family, int type, int protocol, int kern);
> - int (*socket_post_create) (struct socket *sock, int family,
> - int type, int protocol, int kern);
> - int (*socket_bind) (struct socket *sock,
> - struct sockaddr *address, int addrlen);
> - int (*socket_connect) (struct socket *sock,
> - struct sockaddr *address, int addrlen);
> - int (*socket_listen) (struct socket *sock, int backlog);
> - int (*socket_accept) (struct socket *sock, struct socket *newsock);
> - int (*socket_sendmsg) (struct socket *sock,
> - struct msghdr *msg, int size);
> - int (*socket_recvmsg) (struct socket *sock,
> - struct msghdr *msg, int size, int flags);
> - int (*socket_getsockname) (struct socket *sock);
> - int (*socket_getpeername) (struct socket *sock);
> - int (*socket_getsockopt) (struct socket *sock, int level, int optname);
> - int (*socket_setsockopt) (struct socket *sock, int level, int optname);
> - int (*socket_shutdown) (struct socket *sock, int how);
> - int (*socket_sock_rcv_skb) (struct sock *sk, struct sk_buff *skb);
> - int (*socket_getpeersec_stream) (struct socket *sock, char __user *optval,
> int __user *optlen, unsigned len); - int (*socket_getpeersec_dgram)
(struct
> socket *sock, struct sk_buff *skb, u32 *secid); - int (*sk_alloc_security)
> (struct sock *sk, int family, gfp_t priority); - void (*sk_free_security)
> (struct sock *sk);
> - void (*sk_clone_security) (const struct sock *sk, struct sock *newsk);
> - void (*sk_getsecid) (struct sock *sk, u32 *secid);
> - void (*sock_graft) (struct sock *sk, struct socket *parent);
> - int (*inet_conn_request) (struct sock *sk, struct sk_buff *skb,
> - struct request_sock *req);
> - void (*inet_csk_clone) (struct sock *newsk, const struct request_sock
> *req); - void (*inet_conn_established) (struct sock *sk, struct sk_buff
> *skb); - int (*secmark_relabel_packet) (u32 secid);
> - void (*secmark_refcount_inc) (void);
> - void (*secmark_refcount_dec) (void);
> - void (*req_classify_flow) (const struct request_sock *req, struct flowi
> *fl); - int (*tun_dev_alloc_security) (void **security);
> - void (*tun_dev_free_security) (void *security);
> - int (*tun_dev_create) (void);
> - int (*tun_dev_attach_queue) (void *security);
> - int (*tun_dev_attach) (struct sock *sk, void *security);
> - int (*tun_dev_open) (void *security);
> -#endif /* CONFIG_SECURITY_NETWORK */
> -
> -#ifdef CONFIG_SECURITY_NETWORK_XFRM
> - int (*xfrm_policy_alloc_security) (struct xfrm_sec_ctx **ctxp,
> - struct xfrm_user_sec_ctx *sec_ctx, gfp_t gfp);
> - int (*xfrm_policy_clone_security) (struct xfrm_sec_ctx *old_ctx, struct
> xfrm_sec_ctx **new_ctx); - void (*xfrm_policy_free_security) (struct
> xfrm_sec_ctx *ctx);
> - int (*xfrm_policy_delete_security) (struct xfrm_sec_ctx *ctx);
> - int (*xfrm_state_alloc) (struct xfrm_state *x,
> - struct xfrm_user_sec_ctx *sec_ctx);
> - int (*xfrm_state_alloc_acquire) (struct xfrm_state *x,
> - struct xfrm_sec_ctx *polsec,
> - u32 secid);
> - void (*xfrm_state_free_security) (struct xfrm_state *x);
> - int (*xfrm_state_delete_security) (struct xfrm_state *x);
> - int (*xfrm_policy_lookup) (struct xfrm_sec_ctx *ctx, u32 fl_secid, u8
> dir); - int (*xfrm_state_pol_flow_match) (struct xfrm_state *x,
> - struct xfrm_policy *xp,
> - const struct flowi *fl);
> - int (*xfrm_decode_session) (struct sk_buff *skb, u32 *secid, int ckall);
> -#endif /* CONFIG_SECURITY_NETWORK_XFRM */
> -
> - /* key management security hooks */
> -#ifdef CONFIG_KEYS
> - int (*key_alloc) (struct key *key, const struct cred *cred, unsigned long
> flags); - void (*key_free) (struct key *key);
> - int (*key_permission) (key_ref_t key_ref,
> - const struct cred *cred,
> - unsigned perm);
> - int (*key_getsecurity)(struct key *key, char **_buffer);
> -#endif /* CONFIG_KEYS */
> -
> -#ifdef CONFIG_AUDIT
> - int (*audit_rule_init) (u32 field, u32 op, char *rulestr, void **lsmrule);
> - int (*audit_rule_known) (struct audit_krule *krule);
> - int (*audit_rule_match) (u32 secid, u32 field, u32 op, void *lsmrule,
> - struct audit_context *actx);
> - void (*audit_rule_free) (void *lsmrule);
> -#endif /* CONFIG_AUDIT */
> -};
>
> /* prototypes */
> extern int security_init(void);
> -extern int security_module_enable(struct security_operations *ops);
> -extern int register_security(struct security_operations *ops);
> -extern void __init security_fixup_ops(struct security_operations *ops);
> -
>
> /* Security operations */
> int security_binder_set_context_mgr(struct task_struct *mgr);
> diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c
> index e5f1561..fead41b 100644
> --- a/security/apparmor/lsm.c
> +++ b/security/apparmor/lsm.c
> @@ -12,7 +12,7 @@
> * License.
> */
>
> -#include <linux/security.h>
> +#include <linux/lsm_hooks.h>
> #include <linux/moduleparam.h>
> #include <linux/mm.h>
> #include <linux/mman.h>
> diff --git a/security/capability.c b/security/capability.c
> index 0d03fcc..513015f 100644
> --- a/security/capability.c
> +++ b/security/capability.c
> @@ -10,7 +10,7 @@
> *
> */
>
> -#include <linux/security.h>
> +#include <linux/lsm_hooks.h>
>
> static int cap_binder_set_context_mgr(struct task_struct *mgr)
> {
> diff --git a/security/security.c b/security/security.c
> index 8e9b1f4..9c95fe0 100644
> --- a/security/security.c
> +++ b/security/security.c
> @@ -16,7 +16,7 @@
> #include <linux/module.h>
> #include <linux/init.h>
> #include <linux/kernel.h>
> -#include <linux/security.h>
> +#include <linux/lsm_hooks.h>
> #include <linux/integrity.h>
> #include <linux/ima.h>
> #include <linux/evm.h>
> diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
> index 7dade28..40e3f77 100644
> --- a/security/selinux/hooks.c
> +++ b/security/selinux/hooks.c
> @@ -29,7 +29,7 @@
> #include <linux/tracehook.h>
> #include <linux/errno.h>
> #include <linux/sched.h>
> -#include <linux/security.h>
> +#include <linux/lsm_hooks.h>
> #include <linux/xattr.h>
> #include <linux/capability.h>
> #include <linux/unistd.h>
> diff --git a/security/smack/smack.h b/security/smack/smack.h
> index 49eada6..262dad8 100644
> --- a/security/smack/smack.h
> +++ b/security/smack/smack.h
> @@ -15,7 +15,7 @@
>
> #include <linux/capability.h>
> #include <linux/spinlock.h>
> -#include <linux/security.h>
> +#include <linux/lsm_hooks.h>
> #include <linux/in.h>
> #include <net/netlabel.h>
> #include <linux/list.h>
> diff --git a/security/tomoyo/tomoyo.c b/security/tomoyo/tomoyo.c
> index 57c88d5..2f7b468 100644
> --- a/security/tomoyo/tomoyo.c
> +++ b/security/tomoyo/tomoyo.c
> @@ -4,7 +4,7 @@
> * Copyright (C) 2005-2011 NTT DATA CORPORATION
> */
>
> -#include <linux/security.h>
> +#include <linux/lsm_hooks.h>
> #include "common.h"
>
> /**
> diff --git a/security/yama/yama_lsm.c b/security/yama/yama_lsm.c
> index 24aae2a..14557ff 100644
> --- a/security/yama/yama_lsm.c
> +++ b/security/yama/yama_lsm.c
> @@ -12,7 +12,7 @@
> *
> */
>
> -#include <linux/security.h>
> +#include <linux/lsm_hooks.h>
> #include <linux/sysctl.h>
> #include <linux/ptrace.h>
> #include <linux/prctl.h>
>
> --
> To unsubscribe from this list: send the line "unsubscribe
> linux-security-module" in the body of a message to
> majordomo@...r.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
--
paul moore
www.paul-moore.com
--
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