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Message-ID: <8137490.K0VkyVAhJQ@sifl>
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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