#include <linux/xfrm.h>
#include <net/flow.h>
+extern unsigned securebits;
+
+/* Maximum number of letters for an LSM name string */
+#define SECURITY_NAME_MAX 10
+
struct ctl_table;
+struct audit_krule;
/*
* These functions are in security/capability.c and are used
extern int cap_bprm_secureexec(struct linux_binprm *bprm);
extern int cap_inode_setxattr(struct dentry *dentry, char *name, void *value, size_t size, int flags);
extern int cap_inode_removexattr(struct dentry *dentry, char *name);
+extern int cap_inode_need_killpriv(struct dentry *dentry);
+extern int cap_inode_killpriv(struct dentry *dentry);
extern int cap_task_post_setuid (uid_t old_ruid, uid_t old_euid, uid_t old_suid, int flags);
extern void cap_task_reparent_to_init (struct task_struct *p);
+extern int cap_task_setscheduler (struct task_struct *p, int policy, struct sched_param *lp);
+extern int cap_task_setioprio (struct task_struct *p, int ioprio);
+extern int cap_task_setnice (struct task_struct *p, int nice);
extern int cap_syslog (int type);
-extern int cap_vm_enough_memory (long pages);
+extern int cap_vm_enough_memory(struct mm_struct *mm, long pages);
struct msghdr;
struct sk_buff;
extern int cap_netlink_send(struct sock *sk, struct sk_buff *skb);
extern int cap_netlink_recv(struct sk_buff *skb, int cap);
+extern unsigned long mmap_min_addr;
/*
* Values used in the task_security_ops calls
*/
#ifdef CONFIG_SECURITY
+struct security_mnt_opts {
+ char **mnt_opts;
+ int *mnt_opts_flags;
+ int num_mnt_opts;
+};
+
+static inline void security_init_mnt_opts(struct security_mnt_opts *opts)
+{
+ opts->mnt_opts = NULL;
+ opts->mnt_opts_flags = NULL;
+ opts->num_mnt_opts = 0;
+}
+
+static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
+{
+ int i;
+ if (opts->mnt_opts)
+ for(i = 0; i < opts->num_mnt_opts; i++)
+ kfree(opts->mnt_opts[i]);
+ kfree(opts->mnt_opts);
+ opts->mnt_opts = NULL;
+ kfree(opts->mnt_opts_flags);
+ opts->mnt_opts_flags = NULL;
+ opts->num_mnt_opts = 0;
+}
+
/**
* struct security_operations - main security structure
*
+ * Security module identifier.
+ *
+ * @name:
+ * A string that acts as a unique identifeir for the LSM with max number
+ * of characters = SECURITY_NAME_MAX.
+ *
* Security hooks for program execution operations.
*
* @bprm_alloc_security:
* loopback/bind mount (@flags & MS_BIND), @dev_name identifies the
* pathname of the object being mounted.
* @dev_name contains the name for object being mounted.
- * @nd contains the nameidata structure for mount point object.
+ * @path contains the path for mount point object.
* @type contains the filesystem type.
* @flags contains the mount flags.
* @data contains the filesystem-specific data.
* Check permission before the device with superblock @mnt->sb is mounted
* on the mount point named by @nd.
* @mnt contains the vfsmount for device being mounted.
- * @nd contains the nameidata object for the mount point.
+ * @path contains the path for the mount point.
* Return 0 if permission is granted.
* @sb_umount:
* Check permission before the @mnt file system is unmounted.
* @mnt contains the mounted file system.
* @flags contains the new filesystem flags.
* @data contains the filesystem-specific data.
- * @sb_post_mountroot:
- * Update the security module's state when the root filesystem is mounted.
- * This hook is only called if the mount was successful.
* @sb_post_addmount:
* Update the security module's state when a filesystem is mounted.
* This hook is called any time a mount is successfully grafetd to
* the tree.
* @mnt contains the mounted filesystem.
- * @mountpoint_nd contains the nameidata structure for the mount point.
+ * @mountpoint contains the path for the mount point.
* @sb_pivotroot:
* Check permission before pivoting the root filesystem.
- * @old_nd contains the nameidata structure for the new location of the current root (put_old).
- * @new_nd contains the nameidata structure for the new root (new_root).
+ * @old_path contains the path for the new location of the current root (put_old).
+ * @new_path contains the path for the new root (new_root).
* Return 0 if permission is granted.
* @sb_post_pivotroot:
* Update module state after a successful pivot.
- * @old_nd contains the nameidata structure for the old root.
- * @new_nd contains the nameidata structure for the new root.
+ * @old_path contains the path for the old root.
+ * @new_path contains the path for the new root.
+ * @sb_get_mnt_opts:
+ * Get the security relevant mount options used for a superblock
+ * @sb the superblock to get security mount options from
+ * @opts binary data structure containing all lsm mount data
+ * @sb_set_mnt_opts:
+ * Set the security relevant mount options used for a superblock
+ * @sb the superblock to set security mount options for
+ * @opts binary data structure containing all lsm mount data
+ * @sb_clone_mnt_opts:
+ * Copy all security options from a given superblock to another
+ * @oldsb old superblock which contain information to clone
+ * @newsb new superblock which needs filled in
+ * @sb_parse_opts_str:
+ * Parse a string of security data filling in the opts structure
+ * @options string containing all mount options known by the LSM
+ * @opts binary data structure usable by the LSM
*
* Security hooks for inode operations.
*
* @dir contains the inode structure of parent of the new file.
* @dentry contains the dentry structure of the new file.
* @mode contains the mode of the new file.
- * @dev contains the the device number.
+ * @dev contains the device number.
* Return 0 if permission is granted.
* @inode_rename:
* Check for permission to rename a file or directory.
* identified by @name for @dentry.
* Return 0 if permission is granted.
* @inode_getsecurity:
- * Copy the extended attribute representation of the security label
- * associated with @name for @inode into @buffer. @buffer may be
- * NULL to request the size of the buffer required. @size indicates
- * the size of @buffer in bytes. Note that @name is the remainder
- * of the attribute name after the security. prefix has been removed.
- * @err is the return value from the preceding fs getxattr call,
- * and can be used by the security module to determine whether it
- * should try and canonicalize the attribute value.
- * Return number of bytes used/required on success.
+ * Retrieve a copy of the extended attribute representation of the
+ * security label associated with @name for @inode via @buffer. Note that
+ * @name is the remainder of the attribute name after the security prefix
+ * has been removed. @alloc is used to specify of the call should return a
+ * value via the buffer or just the value length Return size of buffer on
+ * success.
* @inode_setsecurity:
* Set the security label associated with @name for @inode from the
* extended attribute value @value. @size indicates the size of the
* is specified by @buffer_size. @buffer may be NULL to request
* the size of the buffer required.
* Returns number of bytes used/required on success.
+ * @inode_need_killpriv:
+ * Called when an inode has been changed.
+ * @dentry is the dentry being changed.
+ * Return <0 on error to abort the inode change operation.
+ * Return 0 if inode_killpriv does not need to be called.
+ * Return >0 if inode_killpriv does need to be called.
+ * @inode_killpriv:
+ * The setuid bit is being removed. Remove similar security labels.
+ * Called with the dentry->d_inode->i_mutex held.
+ * @dentry is the dentry being changed.
+ * Return 0 on success. If error is returned, then the operation
+ * causing setuid bit removal is failed.
+ * @inode_getsecid:
+ * Get the secid associated with the node.
+ * @inode contains a pointer to the inode.
+ * @secid contains a pointer to the location where result will be saved.
+ * In case of failure, @secid will be set to zero.
*
* Security hooks for file operations
*
* Note that the fown_struct, @fown, is never outside the context of a
* struct file, so the file structure (and associated security information)
* can always be obtained:
- * (struct file *)((long)fown - offsetof(struct file,f_owner));
+ * container_of(fown, struct file, f_owner)
* @tsk contains the structure of task receiving signal.
* @fown contains the file owner information.
* @sig is the signal that will be sent. When 0, kernel sends SIGIO.
* @file contains the file structure being received.
* Return 0 if permission is granted.
*
+ * Security hook for dentry
+ *
+ * @dentry_open
+ * Save open-time permission checking state for later use upon
+ * file_permission, and recheck access if anything has changed
+ * since inode_permission.
+ *
* Security hooks for task operations.
*
* @task_create:
* @task_getsecid:
* Retrieve the security identifier of the process @p.
* @p contains the task_struct for the process and place is into @secid.
+ * In case of failure, @secid will be set to zero.
+ *
* @task_setgroups:
* Check permission before setting the supplementary group set of the
* current process.
* incoming sk_buff @skb has been associated with a particular socket, @sk.
* @sk contains the sock (not socket) associated with the incoming sk_buff.
* @skb contains the incoming network data.
- * @socket_getpeersec:
+ * @socket_getpeersec_stream:
* This hook allows the security module to provide peer socket security
- * state to userspace via getsockopt SO_GETPEERSEC.
+ * state for unix or connected tcp sockets to userspace via getsockopt
+ * SO_GETPEERSEC. For tcp sockets this can be meaningful if the
+ * socket is associated with an ipsec SA.
* @sock is the local socket.
* @optval userspace memory where the security state is to be copied.
* @optlen userspace int where the module should copy the actual length
* by the caller.
* Return 0 if all is well, otherwise, typical getsockopt return
* values.
+ * @socket_getpeersec_dgram:
+ * This hook allows the security module to provide peer socket security
+ * state for udp sockets on a per-packet basis to userspace via
+ * getsockopt SO_GETPEERSEC. The application must first have indicated
+ * the IP_PASSSEC option via getsockopt. It can then retrieve the
+ * security state returned by this hook for a packet via the SCM_SECURITY
+ * ancillary message type.
+ * @skb is the skbuff for the packet being queried
+ * @secdata is a pointer to a buffer in which to copy the security data
+ * @seclen is the maximum length for @secdata
+ * Return 0 on success, error on failure.
* @sk_alloc_security:
* Allocate and attach a security structure to the sk->sk_security field,
* which is used to copy security attributes between local stream sockets.
* Sets the openreq's sid to socket's sid with MLS portion taken from peer sid.
* @inet_csk_clone:
* Sets the new child socket's sid to the openreq sid.
+ * @inet_conn_established:
+ * Sets the connection's peersid to the secmark on skb.
* @req_classify_flow:
* Sets the flow's sid to the openreq sid.
*
* Security hooks for XFRM operations.
*
* @xfrm_policy_alloc_security:
- * @xp contains the xfrm_policy being added to Security Policy Database
- * used by the XFRM system.
+ * @ctxp is a pointer to the xfrm_sec_ctx being added to Security Policy
+ * Database used by the XFRM system.
* @sec_ctx contains the security context information being provided by
* the user-level policy update program (e.g., setkey).
- * @sk refers to the sock from which to derive the security context.
* Allocate a security structure to the xp->security field; the security
- * field is initialized to NULL when the xfrm_policy is allocated. Only
- * one of sec_ctx or sock can be specified.
+ * field is initialized to NULL when the xfrm_policy is allocated.
* Return 0 if operation was successful (memory to allocate, legal context)
* @xfrm_policy_clone_security:
- * @old contains an existing xfrm_policy in the SPD.
- * @new contains a new xfrm_policy being cloned from old.
- * Allocate a security structure to the new->security field
- * that contains the information from the old->security field.
+ * @old_ctx contains an existing xfrm_sec_ctx.
+ * @new_ctxp contains a new xfrm_sec_ctx being cloned from old.
+ * Allocate a security structure in new_ctxp that contains the
+ * information from the old_ctx structure.
* Return 0 if operation was successful (memory to allocate).
* @xfrm_policy_free_security:
- * @xp contains the xfrm_policy
+ * @ctx contains the xfrm_sec_ctx
* Deallocate xp->security.
* @xfrm_policy_delete_security:
- * @xp contains the xfrm_policy.
+ * @ctx contains the xfrm_sec_ctx.
* Authorize deletion of xp->security.
* @xfrm_state_alloc_security:
* @x contains the xfrm_state being added to the Security Association
* Database by the XFRM system.
* @sec_ctx contains the security context information being provided by
* the user-level SA generation program (e.g., setkey or racoon).
- * @polsec contains the security context information associated with a xfrm
- * policy rule from which to take the base context. polsec must be NULL
- * when sec_ctx is specified.
* @secid contains the secid from which to take the mls portion of the context.
* Allocate a security structure to the x->security field; the security
* field is initialized to NULL when the xfrm_state is allocated. Set the
* @x contains the xfrm_state.
* Authorize deletion of x->security.
* @xfrm_policy_lookup:
- * @xp contains the xfrm_policy for which the access control is being
+ * @ctx contains the xfrm_sec_ctx for which the access control is being
* checked.
* @fl_secid contains the flow security label that is used to authorize
* access to the policy xp.
* Check permission when a flow selects a xfrm_policy for processing
* XFRMs on a packet. The hook is called when selecting either a
* per-socket policy or a generic xfrm policy.
- * Return 0 if permission is granted.
+ * Return 0 if permission is granted, -ESRCH otherwise, or -errno
+ * on other errors.
* @xfrm_state_pol_flow_match:
* @x contains the state to match.
* @xp contains the policy to check for a match.
* @fl contains the flow to check for a match.
* Return 1 if there is a match.
- * @xfrm_flow_state_match:
- * @fl contains the flow key to match.
- * @xfrm points to the xfrm_state to match.
- * Return 1 if there is a match.
* @xfrm_decode_session:
* @skb points to skb to decode.
* @secid points to the flow key secid to set.
* @ipcp contains the kernel IPC permission structure
* @flag contains the desired (requested) permission set
* Return 0 if permission is granted.
+ * @ipc_getsecid:
+ * Get the secid associated with the ipc object.
+ * @ipcp contains the kernel IPC permission structure.
+ * @secid contains a pointer to the location where result will be saved.
+ * In case of failure, @secid will be set to zero.
*
* Security hooks for individual messages held in System V IPC message queues
* @msg_msg_alloc_security:
* Return 0 if permission is granted.
* @vm_enough_memory:
* Check permissions for allocating a new virtual mapping.
+ * @mm contains the mm struct it is being added to.
* @pages contains the number of pages.
* Return 0 if permission is granted.
*
* allow module stacking.
* @name contains the name of the security module being stacked.
* @ops contains a pointer to the struct security_operations of the module to stack.
- * @unregister_security:
- * remove a stacked module.
- * @name contains the name of the security module being unstacked.
- * @ops contains a pointer to the struct security_operations of the module to unstack.
*
* @secid_to_secctx:
* Convert secid to security context.
* @secid contains the security ID.
* @secdata contains the pointer that stores the converted security context.
+ * @secctx_to_secid:
+ * Convert security context to secid.
+ * @secid contains the pointer to the generated security ID.
+ * @secdata contains the security context.
*
* @release_secctx:
* Release the security context.
* @secdata contains the security context.
* @seclen contains the length of the security context.
*
+ * Security hooks for Audit
+ *
+ * @audit_rule_init:
+ * Allocate and initialize an LSM audit rule structure.
+ * @field contains the required Audit action. Fields flags are defined in include/linux/audit.h
+ * @op contains the operator the rule uses.
+ * @rulestr contains the context where the rule will be applied to.
+ * @lsmrule contains a pointer to receive the result.
+ * Return 0 if @lsmrule has been successfully set,
+ * -EINVAL in case of an invalid rule.
+ *
+ * @audit_rule_known:
+ * Specifies whether given @rule contains any fields related to current LSM.
+ * @rule contains the audit rule of interest.
+ * Return 1 in case of relation found, 0 otherwise.
+ *
+ * @audit_rule_match:
+ * Determine if given @secid matches a rule previously approved
+ * by @audit_rule_known.
+ * @secid contains the security id in question.
+ * @field contains the field which relates to current LSM.
+ * @op contains the operator that will be used for matching.
+ * @rule points to the audit rule that will be checked against.
+ * @actx points to the audit context associated with the check.
+ * Return 1 if secid matches the rule, 0 if it does not, -ERRNO on failure.
+ *
+ * @audit_rule_free:
+ * Deallocate the LSM audit rule structure previously allocated by
+ * audit_rule_init.
+ * @rule contains the allocated rule
+ *
* This is the main security structure.
*/
struct security_operations {
+ char name[SECURITY_NAME_MAX + 1];
+
int (*ptrace) (struct task_struct * parent, struct task_struct * child);
int (*capget) (struct task_struct * target,
kernel_cap_t * effective,
int (*quota_on) (struct dentry * dentry);
int (*syslog) (int type);
int (*settime) (struct timespec *ts, struct timezone *tz);
- int (*vm_enough_memory) (long pages);
+ int (*vm_enough_memory) (struct mm_struct *mm, long pages);
int (*bprm_alloc_security) (struct linux_binprm * bprm);
void (*bprm_free_security) (struct linux_binprm * bprm);
int (*sb_alloc_security) (struct super_block * sb);
void (*sb_free_security) (struct super_block * sb);
- int (*sb_copy_data)(struct file_system_type *type,
- void *orig, void *copy);
+ int (*sb_copy_data)(char *orig, char *copy);
int (*sb_kern_mount) (struct super_block *sb, void *data);
int (*sb_statfs) (struct dentry *dentry);
- int (*sb_mount) (char *dev_name, struct nameidata * nd,
+ int (*sb_mount) (char *dev_name, struct path *path,
char *type, unsigned long flags, void *data);
- int (*sb_check_sb) (struct vfsmount * mnt, struct nameidata * nd);
+ int (*sb_check_sb) (struct vfsmount * mnt, struct path *path);
int (*sb_umount) (struct vfsmount * mnt, int flags);
void (*sb_umount_close) (struct vfsmount * mnt);
void (*sb_umount_busy) (struct vfsmount * mnt);
void (*sb_post_remount) (struct vfsmount * mnt,
unsigned long flags, void *data);
- void (*sb_post_mountroot) (void);
void (*sb_post_addmount) (struct vfsmount * mnt,
- struct nameidata * mountpoint_nd);
- int (*sb_pivotroot) (struct nameidata * old_nd,
- struct nameidata * new_nd);
- void (*sb_post_pivotroot) (struct nameidata * old_nd,
- struct nameidata * new_nd);
+ struct path *mountpoint);
+ int (*sb_pivotroot) (struct path *old_path,
+ struct path *new_path);
+ void (*sb_post_pivotroot) (struct path *old_path,
+ struct path *new_path);
+ int (*sb_get_mnt_opts) (const struct super_block *sb,
+ struct security_mnt_opts *opts);
+ int (*sb_set_mnt_opts) (struct super_block *sb,
+ struct security_mnt_opts *opts);
+ void (*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 (*inode_alloc_security) (struct inode *inode);
void (*inode_free_security) (struct inode *inode);
int (*inode_getxattr) (struct dentry *dentry, char *name);
int (*inode_listxattr) (struct dentry *dentry);
int (*inode_removexattr) (struct dentry *dentry, char *name);
- const char *(*inode_xattr_getsuffix) (void);
- int (*inode_getsecurity)(const struct inode *inode, const char *name, void *buffer, size_t size, int err);
+ 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);
int (*file_ioctl) (struct file * file, unsigned int cmd,
unsigned long arg);
int (*file_mmap) (struct file * file,
- unsigned long reqprot,
- unsigned long prot, unsigned long flags);
+ unsigned long reqprot, unsigned long prot,
+ unsigned long flags, unsigned long addr,
+ unsigned long addr_only);
int (*file_mprotect) (struct vm_area_struct * vma,
unsigned long reqprot,
unsigned long prot);
int (*file_send_sigiotask) (struct task_struct * tsk,
struct fown_struct * fown, int sig);
int (*file_receive) (struct file * file);
+ int (*dentry_open) (struct file *file);
int (*task_create) (unsigned long clone_flags);
int (*task_alloc_security) (struct task_struct * p);
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);
/* allow module stacking */
int (*register_security) (const char *name,
struct security_operations *ops);
- int (*unregister_security) (const char *name,
- struct security_operations *ops);
void (*d_instantiate) (struct dentry *dentry, struct inode *inode);
- int (*getprocattr)(struct task_struct *p, char *name, void *value, size_t size);
+ int (*getprocattr)(struct task_struct *p, char *name, char **value);
int (*setprocattr)(struct task_struct *p, char *name, void *value, size_t size);
int (*secid_to_secctx)(u32 secid, char **secdata, u32 *seclen);
+ int (*secctx_to_secid)(char *secdata, u32 seclen, u32 *secid);
void (*release_secctx)(char *secdata, u32 seclen);
#ifdef CONFIG_SECURITY_NETWORK
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);
void (*req_classify_flow)(const struct request_sock *req, struct flowi *fl);
#endif /* CONFIG_SECURITY_NETWORK */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
- int (*xfrm_policy_alloc_security) (struct xfrm_policy *xp,
- struct xfrm_user_sec_ctx *sec_ctx, struct sock *sk);
- int (*xfrm_policy_clone_security) (struct xfrm_policy *old, struct xfrm_policy *new);
- void (*xfrm_policy_free_security) (struct xfrm_policy *xp);
- int (*xfrm_policy_delete_security) (struct xfrm_policy *xp);
+ int (*xfrm_policy_alloc_security) (struct xfrm_sec_ctx **ctxp,
+ struct xfrm_user_sec_ctx *sec_ctx);
+ 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_security) (struct xfrm_state *x,
- struct xfrm_user_sec_ctx *sec_ctx, struct xfrm_sec_ctx *polsec,
+ struct xfrm_user_sec_ctx *sec_ctx,
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_policy *xp, u32 fl_secid, u8 dir);
+ 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, struct flowi *fl);
- int (*xfrm_flow_state_match)(struct flowi *fl, struct xfrm_state *xfrm);
int (*xfrm_decode_session)(struct sk_buff *skb, u32 *secid, int ckall);
#endif /* CONFIG_SECURITY_NETWORK_XFRM */
#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 int mod_reg_security (const char *name, struct security_operations *ops);
+extern struct dentry *securityfs_create_file(const char *name, mode_t mode,
+ struct dentry *parent, void *data,
+ const struct file_operations *fops);
+extern struct dentry *securityfs_create_dir(const char *name, struct dentry *parent);
+extern void securityfs_remove(struct dentry *dentry);
+
+
+/* Security operations */
+int security_ptrace(struct task_struct *parent, struct task_struct *child);
+int security_capget(struct task_struct *target,
+ kernel_cap_t *effective,
+ kernel_cap_t *inheritable,
+ kernel_cap_t *permitted);
+int security_capset_check(struct task_struct *target,
+ kernel_cap_t *effective,
+ kernel_cap_t *inheritable,
+ kernel_cap_t *permitted);
+void security_capset_set(struct task_struct *target,
+ kernel_cap_t *effective,
+ kernel_cap_t *inheritable,
+ kernel_cap_t *permitted);
+int security_capable(struct task_struct *tsk, int cap);
+int security_acct(struct file *file);
+int security_sysctl(struct ctl_table *table, int op);
+int security_quotactl(int cmds, int type, int id, struct super_block *sb);
+int security_quota_on(struct dentry *dentry);
+int security_syslog(int type);
+int security_settime(struct timespec *ts, struct timezone *tz);
+int security_vm_enough_memory(long pages);
+int security_vm_enough_memory_mm(struct mm_struct *mm, long pages);
+int security_bprm_alloc(struct linux_binprm *bprm);
+void security_bprm_free(struct linux_binprm *bprm);
+void security_bprm_apply_creds(struct linux_binprm *bprm, int unsafe);
+void security_bprm_post_apply_creds(struct linux_binprm *bprm);
+int security_bprm_set(struct linux_binprm *bprm);
+int security_bprm_check(struct linux_binprm *bprm);
+int security_bprm_secureexec(struct linux_binprm *bprm);
+int security_sb_alloc(struct super_block *sb);
+void security_sb_free(struct super_block *sb);
+int security_sb_copy_data(char *orig, char *copy);
+int security_sb_kern_mount(struct super_block *sb, void *data);
+int security_sb_statfs(struct dentry *dentry);
+int security_sb_mount(char *dev_name, struct path *path,
+ char *type, unsigned long flags, void *data);
+int security_sb_check_sb(struct vfsmount *mnt, struct path *path);
+int security_sb_umount(struct vfsmount *mnt, int flags);
+void security_sb_umount_close(struct vfsmount *mnt);
+void security_sb_umount_busy(struct vfsmount *mnt);
+void security_sb_post_remount(struct vfsmount *mnt, unsigned long flags, void *data);
+void security_sb_post_addmount(struct vfsmount *mnt, struct path *mountpoint);
+int security_sb_pivotroot(struct path *old_path, struct path *new_path);
+void security_sb_post_pivotroot(struct path *old_path, struct path *new_path);
+int security_sb_get_mnt_opts(const struct super_block *sb,
+ struct security_mnt_opts *opts);
+int security_sb_set_mnt_opts(struct super_block *sb, struct security_mnt_opts *opts);
+void security_sb_clone_mnt_opts(const struct super_block *oldsb,
+ struct super_block *newsb);
+int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts);
+
+int security_inode_alloc(struct inode *inode);
+void security_inode_free(struct inode *inode);
+int security_inode_init_security(struct inode *inode, struct inode *dir,
+ char **name, void **value, size_t *len);
+int security_inode_create(struct inode *dir, struct dentry *dentry, int mode);
+int security_inode_link(struct dentry *old_dentry, struct inode *dir,
+ struct dentry *new_dentry);
+int security_inode_unlink(struct inode *dir, struct dentry *dentry);
+int security_inode_symlink(struct inode *dir, struct dentry *dentry,
+ const char *old_name);
+int security_inode_mkdir(struct inode *dir, struct dentry *dentry, int mode);
+int security_inode_rmdir(struct inode *dir, struct dentry *dentry);
+int security_inode_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t dev);
+int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry,
+ struct inode *new_dir, struct dentry *new_dentry);
+int security_inode_readlink(struct dentry *dentry);
+int security_inode_follow_link(struct dentry *dentry, struct nameidata *nd);
+int security_inode_permission(struct inode *inode, int mask, struct nameidata *nd);
+int security_inode_setattr(struct dentry *dentry, struct iattr *attr);
+int security_inode_getattr(struct vfsmount *mnt, struct dentry *dentry);
+void security_inode_delete(struct inode *inode);
+int security_inode_setxattr(struct dentry *dentry, char *name,
+ void *value, size_t size, int flags);
+void security_inode_post_setxattr(struct dentry *dentry, char *name,
+ void *value, size_t size, int flags);
+int security_inode_getxattr(struct dentry *dentry, char *name);
+int security_inode_listxattr(struct dentry *dentry);
+int security_inode_removexattr(struct dentry *dentry, char *name);
+int security_inode_need_killpriv(struct dentry *dentry);
+int security_inode_killpriv(struct dentry *dentry);
+int security_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc);
+int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags);
+int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size);
+void security_inode_getsecid(const struct inode *inode, u32 *secid);
+int security_file_permission(struct file *file, int mask);
+int security_file_alloc(struct file *file);
+void security_file_free(struct file *file);
+int security_file_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
+int security_file_mmap(struct file *file, unsigned long reqprot,
+ unsigned long prot, unsigned long flags,
+ unsigned long addr, unsigned long addr_only);
+int security_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
+ unsigned long prot);
+int security_file_lock(struct file *file, unsigned int cmd);
+int security_file_fcntl(struct file *file, unsigned int cmd, unsigned long arg);
+int security_file_set_fowner(struct file *file);
+int security_file_send_sigiotask(struct task_struct *tsk,
+ struct fown_struct *fown, int sig);
+int security_file_receive(struct file *file);
+int security_dentry_open(struct file *file);
+int security_task_create(unsigned long clone_flags);
+int security_task_alloc(struct task_struct *p);
+void security_task_free(struct task_struct *p);
+int security_task_setuid(uid_t id0, uid_t id1, uid_t id2, int flags);
+int security_task_post_setuid(uid_t old_ruid, uid_t old_euid,
+ uid_t old_suid, int flags);
+int security_task_setgid(gid_t id0, gid_t id1, gid_t id2, int flags);
+int security_task_setpgid(struct task_struct *p, pid_t pgid);
+int security_task_getpgid(struct task_struct *p);
+int security_task_getsid(struct task_struct *p);
+void security_task_getsecid(struct task_struct *p, u32 *secid);
+int security_task_setgroups(struct group_info *group_info);
+int security_task_setnice(struct task_struct *p, int nice);
+int security_task_setioprio(struct task_struct *p, int ioprio);
+int security_task_getioprio(struct task_struct *p);
+int security_task_setrlimit(unsigned int resource, struct rlimit *new_rlim);
+int security_task_setscheduler(struct task_struct *p,
+ int policy, struct sched_param *lp);
+int security_task_getscheduler(struct task_struct *p);
+int security_task_movememory(struct task_struct *p);
+int security_task_kill(struct task_struct *p, struct siginfo *info,
+ int sig, u32 secid);
+int security_task_wait(struct task_struct *p);
+int security_task_prctl(int option, unsigned long arg2, unsigned long arg3,
+ unsigned long arg4, unsigned long arg5);
+void security_task_reparent_to_init(struct task_struct *p);
+void security_task_to_inode(struct task_struct *p, struct inode *inode);
+int security_ipc_permission(struct kern_ipc_perm *ipcp, short flag);
+void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid);
+int security_msg_msg_alloc(struct msg_msg *msg);
+void security_msg_msg_free(struct msg_msg *msg);
+int security_msg_queue_alloc(struct msg_queue *msq);
+void security_msg_queue_free(struct msg_queue *msq);
+int security_msg_queue_associate(struct msg_queue *msq, int msqflg);
+int security_msg_queue_msgctl(struct msg_queue *msq, int cmd);
+int security_msg_queue_msgsnd(struct msg_queue *msq,
+ struct msg_msg *msg, int msqflg);
+int security_msg_queue_msgrcv(struct msg_queue *msq, struct msg_msg *msg,
+ struct task_struct *target, long type, int mode);
+int security_shm_alloc(struct shmid_kernel *shp);
+void security_shm_free(struct shmid_kernel *shp);
+int security_shm_associate(struct shmid_kernel *shp, int shmflg);
+int security_shm_shmctl(struct shmid_kernel *shp, int cmd);
+int security_shm_shmat(struct shmid_kernel *shp, char __user *shmaddr, int shmflg);
+int security_sem_alloc(struct sem_array *sma);
+void security_sem_free(struct sem_array *sma);
+int security_sem_associate(struct sem_array *sma, int semflg);
+int security_sem_semctl(struct sem_array *sma, int cmd);
+int security_sem_semop(struct sem_array *sma, struct sembuf *sops,
+ unsigned nsops, int alter);
+void security_d_instantiate (struct dentry *dentry, struct inode *inode);
+int security_getprocattr(struct task_struct *p, char *name, char **value);
+int security_setprocattr(struct task_struct *p, char *name, void *value, size_t size);
+int security_netlink_send(struct sock *sk, struct sk_buff *skb);
+int security_netlink_recv(struct sk_buff *skb, int cap);
+int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen);
+int security_secctx_to_secid(char *secdata, u32 seclen, u32 *secid);
+void security_release_secctx(char *secdata, u32 seclen);
+
+#else /* CONFIG_SECURITY */
+struct security_mnt_opts {
};
-/* global variables */
-extern struct security_operations *security_ops;
+static inline void security_init_mnt_opts(struct security_mnt_opts *opts)
+{
+}
+
+static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
+{
+}
+
+/*
+ * This is the default capabilities functionality. Most of these functions
+ * are just stubbed out, but a few must call the proper capable code.
+ */
+
+static inline int security_init(void)
+{
+ return 0;
+}
-/* inline stuff */
-static inline int security_ptrace (struct task_struct * parent, struct task_struct * child)
+static inline int security_ptrace (struct task_struct *parent, struct task_struct * child)
{
- return security_ops->ptrace (parent, child);
+ return cap_ptrace (parent, child);
}
static inline int security_capget (struct task_struct *target,
kernel_cap_t *inheritable,
kernel_cap_t *permitted)
{
- return security_ops->capget (target, effective, inheritable, permitted);
+ return cap_capget (target, effective, inheritable, permitted);
}
static inline int security_capset_check (struct task_struct *target,
kernel_cap_t *inheritable,
kernel_cap_t *permitted)
{
- return security_ops->capset_check (target, effective, inheritable, permitted);
+ return cap_capset_check (target, effective, inheritable, permitted);
}
static inline void security_capset_set (struct task_struct *target,
kernel_cap_t *inheritable,
kernel_cap_t *permitted)
{
- security_ops->capset_set (target, effective, inheritable, permitted);
+ cap_capset_set (target, effective, inheritable, permitted);
}
static inline int security_capable(struct task_struct *tsk, int cap)
{
- return security_ops->capable(tsk, cap);
+ return cap_capable(tsk, cap);
}
static inline int security_acct (struct file *file)
{
- return security_ops->acct (file);
+ return 0;
}
static inline int security_sysctl(struct ctl_table *table, int op)
{
- return security_ops->sysctl(table, op);
+ return 0;
}
static inline int security_quotactl (int cmds, int type, int id,
- struct super_block *sb)
+ struct super_block * sb)
{
- return security_ops->quotactl (cmds, type, id, sb);
+ return 0;
}
static inline int security_quota_on (struct dentry * dentry)
{
- return security_ops->quota_on (dentry);
+ return 0;
}
static inline int security_syslog(int type)
{
- return security_ops->syslog(type);
+ return cap_syslog(type);
}
static inline int security_settime(struct timespec *ts, struct timezone *tz)
{
- return security_ops->settime(ts, tz);
+ return cap_settime(ts, tz);
}
-
static inline int security_vm_enough_memory(long pages)
{
- return security_ops->vm_enough_memory(pages);
+ return cap_vm_enough_memory(current->mm, pages);
}
-static inline int security_bprm_alloc (struct linux_binprm *bprm)
+static inline int security_vm_enough_memory_mm(struct mm_struct *mm, long pages)
{
- return security_ops->bprm_alloc_security (bprm);
+ return cap_vm_enough_memory(mm, pages);
}
-static inline void security_bprm_free (struct linux_binprm *bprm)
+
+static inline int security_bprm_alloc (struct linux_binprm *bprm)
{
- security_ops->bprm_free_security (bprm);
+ return 0;
}
+
+static inline void security_bprm_free (struct linux_binprm *bprm)
+{ }
+
static inline void security_bprm_apply_creds (struct linux_binprm *bprm, int unsafe)
-{
- security_ops->bprm_apply_creds (bprm, unsafe);
+{
+ cap_bprm_apply_creds (bprm, unsafe);
}
+
static inline void security_bprm_post_apply_creds (struct linux_binprm *bprm)
{
- security_ops->bprm_post_apply_creds (bprm);
+ return;
}
+
static inline int security_bprm_set (struct linux_binprm *bprm)
{
- return security_ops->bprm_set_security (bprm);
+ return cap_bprm_set_security (bprm);
}
static inline int security_bprm_check (struct linux_binprm *bprm)
{
- return security_ops->bprm_check_security (bprm);
+ return 0;
}
static inline int security_bprm_secureexec (struct linux_binprm *bprm)
{
- return security_ops->bprm_secureexec (bprm);
+ return cap_bprm_secureexec(bprm);
}
static inline int security_sb_alloc (struct super_block *sb)
{
- return security_ops->sb_alloc_security (sb);
+ return 0;
}
static inline void security_sb_free (struct super_block *sb)
-{
- security_ops->sb_free_security (sb);
-}
+{ }
-static inline int security_sb_copy_data (struct file_system_type *type,
- void *orig, void *copy)
+static inline int security_sb_copy_data (char *orig, char *copy)
{
- return security_ops->sb_copy_data (type, orig, copy);
+ return 0;
}
static inline int security_sb_kern_mount (struct super_block *sb, void *data)
{
- return security_ops->sb_kern_mount (sb, data);
+ return 0;
}
static inline int security_sb_statfs (struct dentry *dentry)
{
- return security_ops->sb_statfs (dentry);
+ return 0;
}
-static inline int security_sb_mount (char *dev_name, struct nameidata *nd,
+static inline int security_sb_mount (char *dev_name, struct path *path,
char *type, unsigned long flags,
void *data)
{
- return security_ops->sb_mount (dev_name, nd, type, flags, data);
+ return 0;
}
static inline int security_sb_check_sb (struct vfsmount *mnt,
- struct nameidata *nd)
+ struct path *path)
{
- return security_ops->sb_check_sb (mnt, nd);
+ return 0;
}
static inline int security_sb_umount (struct vfsmount *mnt, int flags)
{
- return security_ops->sb_umount (mnt, flags);
+ return 0;
}
static inline void security_sb_umount_close (struct vfsmount *mnt)
-{
- security_ops->sb_umount_close (mnt);
-}
+{ }
static inline void security_sb_umount_busy (struct vfsmount *mnt)
-{
- security_ops->sb_umount_busy (mnt);
-}
+{ }
static inline void security_sb_post_remount (struct vfsmount *mnt,
unsigned long flags, void *data)
-{
- security_ops->sb_post_remount (mnt, flags, data);
-}
+{ }
+
+static inline void security_sb_post_addmount (struct vfsmount *mnt,
+ struct path *mountpoint)
+{ }
-static inline void security_sb_post_mountroot (void)
+static inline int security_sb_pivotroot (struct path *old_path,
+ struct path *new_path)
{
- security_ops->sb_post_mountroot ();
+ return 0;
}
-static inline void security_sb_post_addmount (struct vfsmount *mnt,
- struct nameidata *mountpoint_nd)
+static inline void security_sb_post_pivotroot (struct path *old_path,
+ struct path *new_path)
+{ }
+static inline int security_sb_get_mnt_opts(const struct super_block *sb,
+ struct security_mnt_opts *opts)
{
- security_ops->sb_post_addmount (mnt, mountpoint_nd);
+ security_init_mnt_opts(opts);
+ return 0;
}
-static inline int security_sb_pivotroot (struct nameidata *old_nd,
- struct nameidata *new_nd)
+static inline int security_sb_set_mnt_opts(struct super_block *sb,
+ struct security_mnt_opts *opts)
{
- return security_ops->sb_pivotroot (old_nd, new_nd);
+ return 0;
}
-static inline void security_sb_post_pivotroot (struct nameidata *old_nd,
- struct nameidata *new_nd)
+static inline void security_sb_clone_mnt_opts(const struct super_block *oldsb,
+ struct super_block *newsb)
+{ }
+
+static inline int security_sb_parse_opts_str(char *options, struct security_mnt_opts *opts)
{
- security_ops->sb_post_pivotroot (old_nd, new_nd);
+ return 0;
}
static inline int security_inode_alloc (struct inode *inode)
{
- return security_ops->inode_alloc_security (inode);
+ return 0;
}
static inline void security_inode_free (struct inode *inode)
-{
- security_ops->inode_free_security (inode);
-}
+{ }
static inline int security_inode_init_security (struct inode *inode,
struct inode *dir,
void **value,
size_t *len)
{
- if (unlikely (IS_PRIVATE (inode)))
- return -EOPNOTSUPP;
- return security_ops->inode_init_security (inode, dir, name, value, len);
+ return -EOPNOTSUPP;
}
static inline int security_inode_create (struct inode *dir,
struct dentry *dentry,
int mode)
{
- if (unlikely (IS_PRIVATE (dir)))
- return 0;
- return security_ops->inode_create (dir, dentry, mode);
+ return 0;
}
static inline int security_inode_link (struct dentry *old_dentry,
struct inode *dir,
struct dentry *new_dentry)
{
- if (unlikely (IS_PRIVATE (old_dentry->d_inode)))
- return 0;
- return security_ops->inode_link (old_dentry, dir, new_dentry);
+ return 0;
}
static inline int security_inode_unlink (struct inode *dir,
struct dentry *dentry)
{
- if (unlikely (IS_PRIVATE (dentry->d_inode)))
- return 0;
- return security_ops->inode_unlink (dir, dentry);
+ return 0;
}
static inline int security_inode_symlink (struct inode *dir,
struct dentry *dentry,
const char *old_name)
{
- if (unlikely (IS_PRIVATE (dir)))
- return 0;
- return security_ops->inode_symlink (dir, dentry, old_name);
+ return 0;
}
static inline int security_inode_mkdir (struct inode *dir,
struct dentry *dentry,
int mode)
{
- if (unlikely (IS_PRIVATE (dir)))
- return 0;
- return security_ops->inode_mkdir (dir, dentry, mode);
+ return 0;
}
static inline int security_inode_rmdir (struct inode *dir,
struct dentry *dentry)
{
- if (unlikely (IS_PRIVATE (dentry->d_inode)))
- return 0;
- return security_ops->inode_rmdir (dir, dentry);
+ return 0;
}
static inline int security_inode_mknod (struct inode *dir,
struct dentry *dentry,
int mode, dev_t dev)
{
- if (unlikely (IS_PRIVATE (dir)))
- return 0;
- return security_ops->inode_mknod (dir, dentry, mode, dev);
+ return 0;
}
static inline int security_inode_rename (struct inode *old_dir,
struct inode *new_dir,
struct dentry *new_dentry)
{
- if (unlikely (IS_PRIVATE (old_dentry->d_inode) ||
- (new_dentry->d_inode && IS_PRIVATE (new_dentry->d_inode))))
- return 0;
- return security_ops->inode_rename (old_dir, old_dentry,
- new_dir, new_dentry);
+ return 0;
}
static inline int security_inode_readlink (struct dentry *dentry)
{
- if (unlikely (IS_PRIVATE (dentry->d_inode)))
- return 0;
- return security_ops->inode_readlink (dentry);
+ return 0;
}
static inline int security_inode_follow_link (struct dentry *dentry,
struct nameidata *nd)
{
- if (unlikely (IS_PRIVATE (dentry->d_inode)))
- return 0;
- return security_ops->inode_follow_link (dentry, nd);
+ return 0;
}
static inline int security_inode_permission (struct inode *inode, int mask,
struct nameidata *nd)
{
- if (unlikely (IS_PRIVATE (inode)))
- return 0;
- return security_ops->inode_permission (inode, mask, nd);
+ return 0;
}
static inline int security_inode_setattr (struct dentry *dentry,
struct iattr *attr)
{
- if (unlikely (IS_PRIVATE (dentry->d_inode)))
- return 0;
- return security_ops->inode_setattr (dentry, attr);
+ return 0;
}
static inline int security_inode_getattr (struct vfsmount *mnt,
struct dentry *dentry)
{
- if (unlikely (IS_PRIVATE (dentry->d_inode)))
- return 0;
- return security_ops->inode_getattr (mnt, dentry);
+ return 0;
}
static inline void security_inode_delete (struct inode *inode)
-{
- if (unlikely (IS_PRIVATE (inode)))
- return;
- security_ops->inode_delete (inode);
-}
+{ }
static inline int security_inode_setxattr (struct dentry *dentry, char *name,
void *value, size_t size, int flags)
{
- if (unlikely (IS_PRIVATE (dentry->d_inode)))
- return 0;
- return security_ops->inode_setxattr (dentry, name, value, size, flags);
+ return cap_inode_setxattr(dentry, name, value, size, flags);
}
static inline void security_inode_post_setxattr (struct dentry *dentry, char *name,
- void *value, size_t size, int flags)
-{
- if (unlikely (IS_PRIVATE (dentry->d_inode)))
- return;
- security_ops->inode_post_setxattr (dentry, name, value, size, flags);
-}
+ void *value, size_t size, int flags)
+{ }
static inline int security_inode_getxattr (struct dentry *dentry, char *name)
{
- if (unlikely (IS_PRIVATE (dentry->d_inode)))
- return 0;
- return security_ops->inode_getxattr (dentry, name);
+ return 0;
}
static inline int security_inode_listxattr (struct dentry *dentry)
{
- if (unlikely (IS_PRIVATE (dentry->d_inode)))
- return 0;
- return security_ops->inode_listxattr (dentry);
+ return 0;
}
static inline int security_inode_removexattr (struct dentry *dentry, char *name)
{
- if (unlikely (IS_PRIVATE (dentry->d_inode)))
- return 0;
- return security_ops->inode_removexattr (dentry, name);
+ return cap_inode_removexattr(dentry, name);
+}
+
+static inline int security_inode_need_killpriv(struct dentry *dentry)
+{
+ return cap_inode_need_killpriv(dentry);
}
-static inline const char *security_inode_xattr_getsuffix(void)
+static inline int security_inode_killpriv(struct dentry *dentry)
{
- return security_ops->inode_xattr_getsuffix();
+ return cap_inode_killpriv(dentry);
}
-static inline int security_inode_getsecurity(const struct inode *inode, const char *name, void *buffer, size_t size, int err)
+static inline int security_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc)
{
- if (unlikely (IS_PRIVATE (inode)))
- return 0;
- return security_ops->inode_getsecurity(inode, name, buffer, size, err);
+ return -EOPNOTSUPP;
}
static inline int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)
{
- if (unlikely (IS_PRIVATE (inode)))
- return 0;
- return security_ops->inode_setsecurity(inode, name, value, size, flags);
+ return -EOPNOTSUPP;
}
static inline int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size)
{
- if (unlikely (IS_PRIVATE (inode)))
- return 0;
- return security_ops->inode_listsecurity(inode, buffer, buffer_size);
+ return 0;
+}
+
+static inline void security_inode_getsecid(const struct inode *inode, u32 *secid)
+{
+ *secid = 0;
}
static inline int security_file_permission (struct file *file, int mask)
{
- return security_ops->file_permission (file, mask);
+ return 0;
}
static inline int security_file_alloc (struct file *file)
{
- return security_ops->file_alloc_security (file);
+ return 0;
}
static inline void security_file_free (struct file *file)
-{
- security_ops->file_free_security (file);
-}
+{ }
static inline int security_file_ioctl (struct file *file, unsigned int cmd,
unsigned long arg)
{
- return security_ops->file_ioctl (file, cmd, arg);
+ return 0;
}
static inline int security_file_mmap (struct file *file, unsigned long reqprot,
unsigned long prot,
- unsigned long flags)
+ unsigned long flags,
+ unsigned long addr,
+ unsigned long addr_only)
{
- return security_ops->file_mmap (file, reqprot, prot, flags);
+ return 0;
}
static inline int security_file_mprotect (struct vm_area_struct *vma,
unsigned long reqprot,
unsigned long prot)
{
- return security_ops->file_mprotect (vma, reqprot, prot);
+ return 0;
}
static inline int security_file_lock (struct file *file, unsigned int cmd)
{
- return security_ops->file_lock (file, cmd);
+ return 0;
}
static inline int security_file_fcntl (struct file *file, unsigned int cmd,
unsigned long arg)
{
- return security_ops->file_fcntl (file, cmd, arg);
+ return 0;
}
static inline int security_file_set_fowner (struct file *file)
{
- return security_ops->file_set_fowner (file);
+ return 0;
}
static inline int security_file_send_sigiotask (struct task_struct *tsk,
struct fown_struct *fown,
int sig)
{
- return security_ops->file_send_sigiotask (tsk, fown, sig);
+ return 0;
}
static inline int security_file_receive (struct file *file)
{
- return security_ops->file_receive (file);
+ return 0;
+}
+
+static inline int security_dentry_open (struct file *file)
+{
+ return 0;
}
static inline int security_task_create (unsigned long clone_flags)
{
- return security_ops->task_create (clone_flags);
+ return 0;
}
static inline int security_task_alloc (struct task_struct *p)
{
- return security_ops->task_alloc_security (p);
+ return 0;
}
static inline void security_task_free (struct task_struct *p)
-{
- security_ops->task_free_security (p);
-}
+{ }
static inline int security_task_setuid (uid_t id0, uid_t id1, uid_t id2,
int flags)
{
- return security_ops->task_setuid (id0, id1, id2, flags);
+ return 0;
}
static inline int security_task_post_setuid (uid_t old_ruid, uid_t old_euid,
uid_t old_suid, int flags)
{
- return security_ops->task_post_setuid (old_ruid, old_euid, old_suid, flags);
+ return cap_task_post_setuid (old_ruid, old_euid, old_suid, flags);
}
static inline int security_task_setgid (gid_t id0, gid_t id1, gid_t id2,
int flags)
{
- return security_ops->task_setgid (id0, id1, id2, flags);
+ return 0;
}
static inline int security_task_setpgid (struct task_struct *p, pid_t pgid)
{
- return security_ops->task_setpgid (p, pgid);
+ return 0;
}
static inline int security_task_getpgid (struct task_struct *p)
{
- return security_ops->task_getpgid (p);
+ return 0;
}
static inline int security_task_getsid (struct task_struct *p)
{
- return security_ops->task_getsid (p);
+ return 0;
}
static inline void security_task_getsecid (struct task_struct *p, u32 *secid)
{
- security_ops->task_getsecid (p, secid);
+ *secid = 0;
}
static inline int security_task_setgroups (struct group_info *group_info)
{
- return security_ops->task_setgroups (group_info);
+ return 0;
}
static inline int security_task_setnice (struct task_struct *p, int nice)
{
- return security_ops->task_setnice (p, nice);
+ return cap_task_setnice(p, nice);
}
static inline int security_task_setioprio (struct task_struct *p, int ioprio)
{
- return security_ops->task_setioprio (p, ioprio);
+ return cap_task_setioprio(p, ioprio);
}
static inline int security_task_getioprio (struct task_struct *p)
{
- return security_ops->task_getioprio (p);
+ return 0;
}
static inline int security_task_setrlimit (unsigned int resource,
struct rlimit *new_rlim)
{
- return security_ops->task_setrlimit (resource, new_rlim);
+ return 0;
}
static inline int security_task_setscheduler (struct task_struct *p,
int policy,
struct sched_param *lp)
{
- return security_ops->task_setscheduler (p, policy, lp);
+ return cap_task_setscheduler(p, policy, lp);
}
static inline int security_task_getscheduler (struct task_struct *p)
{
- return security_ops->task_getscheduler (p);
+ return 0;
}
static inline int security_task_movememory (struct task_struct *p)
{
- return security_ops->task_movememory (p);
+ return 0;
}
static inline int security_task_kill (struct task_struct *p,
struct siginfo *info, int sig,
u32 secid)
{
- return security_ops->task_kill (p, info, sig, secid);
+ return 0;
}
static inline int security_task_wait (struct task_struct *p)
{
- return security_ops->task_wait (p);
+ return 0;
}
static inline int security_task_prctl (int option, unsigned long arg2,
unsigned long arg4,
unsigned long arg5)
{
- return security_ops->task_prctl (option, arg2, arg3, arg4, arg5);
+ return 0;
}
static inline void security_task_reparent_to_init (struct task_struct *p)
{
- security_ops->task_reparent_to_init (p);
+ cap_task_reparent_to_init (p);
}
static inline void security_task_to_inode(struct task_struct *p, struct inode *inode)
-{
- security_ops->task_to_inode(p, inode);
-}
+{ }
static inline int security_ipc_permission (struct kern_ipc_perm *ipcp,
short flag)
{
- return security_ops->ipc_permission (ipcp, flag);
+ return 0;
}
-static inline int security_msg_msg_alloc (struct msg_msg * msg)
+static inline void security_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
{
- return security_ops->msg_msg_alloc_security (msg);
+ *secid = 0;
}
-static inline void security_msg_msg_free (struct msg_msg * msg)
+static inline int security_msg_msg_alloc (struct msg_msg * msg)
{
- security_ops->msg_msg_free_security(msg);
+ return 0;
}
+static inline void security_msg_msg_free (struct msg_msg * msg)
+{ }
+
static inline int security_msg_queue_alloc (struct msg_queue *msq)
{
- return security_ops->msg_queue_alloc_security (msq);
+ return 0;
}
static inline void security_msg_queue_free (struct msg_queue *msq)
-{
- security_ops->msg_queue_free_security (msq);
-}
+{ }
static inline int security_msg_queue_associate (struct msg_queue * msq,
int msqflg)
{
- return security_ops->msg_queue_associate (msq, msqflg);
+ return 0;
}
static inline int security_msg_queue_msgctl (struct msg_queue * msq, int cmd)
{
- return security_ops->msg_queue_msgctl (msq, cmd);
+ return 0;
}
static inline int security_msg_queue_msgsnd (struct msg_queue * msq,
struct msg_msg * msg, int msqflg)
{
- return security_ops->msg_queue_msgsnd (msq, msg, msqflg);
+ return 0;
}
static inline int security_msg_queue_msgrcv (struct msg_queue * msq,
struct task_struct * target,
long type, int mode)
{
- return security_ops->msg_queue_msgrcv (msq, msg, target, type, mode);
+ return 0;
}
static inline int security_shm_alloc (struct shmid_kernel *shp)
{
- return security_ops->shm_alloc_security (shp);
+ return 0;
}
static inline void security_shm_free (struct shmid_kernel *shp)
-{
- security_ops->shm_free_security (shp);
-}
+{ }
static inline int security_shm_associate (struct shmid_kernel * shp,
int shmflg)
{
- return security_ops->shm_associate(shp, shmflg);
+ return 0;
}
static inline int security_shm_shmctl (struct shmid_kernel * shp, int cmd)
{
- return security_ops->shm_shmctl (shp, cmd);
+ return 0;
}
static inline int security_shm_shmat (struct shmid_kernel * shp,
char __user *shmaddr, int shmflg)
{
- return security_ops->shm_shmat(shp, shmaddr, shmflg);
+ return 0;
}
static inline int security_sem_alloc (struct sem_array *sma)
{
- return security_ops->sem_alloc_security (sma);
+ return 0;
}
static inline void security_sem_free (struct sem_array *sma)
-{
- security_ops->sem_free_security (sma);
-}
+{ }
static inline int security_sem_associate (struct sem_array * sma, int semflg)
{
- return security_ops->sem_associate (sma, semflg);
+ return 0;
}
static inline int security_sem_semctl (struct sem_array * sma, int cmd)
{
- return security_ops->sem_semctl(sma, cmd);
+ return 0;
}
static inline int security_sem_semop (struct sem_array * sma,
struct sembuf * sops, unsigned nsops,
int alter)
{
- return security_ops->sem_semop(sma, sops, nsops, alter);
+ return 0;
}
static inline void security_d_instantiate (struct dentry *dentry, struct inode *inode)
+{ }
+
+static inline int security_getprocattr(struct task_struct *p, char *name, char **value)
{
- if (unlikely (inode && IS_PRIVATE (inode)))
- return;
- security_ops->d_instantiate (dentry, inode);
+ return -EINVAL;
}
-static inline int security_getprocattr(struct task_struct *p, char *name, void *value, size_t size)
+static inline int security_setprocattr(struct task_struct *p, char *name, void *value, size_t size)
{
- return security_ops->getprocattr(p, name, value, size);
+ return -EINVAL;
}
-static inline int security_setprocattr(struct task_struct *p, char *name, void *value, size_t size)
+static inline int security_netlink_send (struct sock *sk, struct sk_buff *skb)
+{
+ return cap_netlink_send (sk, skb);
+}
+
+static inline int security_netlink_recv (struct sk_buff *skb, int cap)
+{
+ return cap_netlink_recv (skb, cap);
+}
+
+static inline struct dentry *securityfs_create_dir(const char *name,
+ struct dentry *parent)
{
- return security_ops->setprocattr(p, name, value, size);
+ return ERR_PTR(-ENODEV);
}
-static inline int security_netlink_send(struct sock *sk, struct sk_buff * skb)
+static inline struct dentry *securityfs_create_file(const char *name,
+ mode_t mode,
+ struct dentry *parent,
+ void *data,
+ const struct file_operations *fops)
{
- return security_ops->netlink_send(sk, skb);
+ return ERR_PTR(-ENODEV);
}
-static inline int security_netlink_recv(struct sk_buff * skb, int cap)
+static inline void securityfs_remove(struct dentry *dentry)
{
- return security_ops->netlink_recv(skb, cap);
}
static inline int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
{
- return security_ops->secid_to_secctx(secid, secdata, seclen);
+ return -EOPNOTSUPP;
+}
+
+static inline int security_secctx_to_secid(char *secdata,
+ u32 seclen,
+ u32 *secid)
+{
+ return -EOPNOTSUPP;
}
static inline void security_release_secctx(char *secdata, u32 seclen)
{
- return security_ops->release_secctx(secdata, seclen);
}
-
-/* prototypes */
-extern int security_init (void);
-extern int register_security (struct security_operations *ops);
-extern int unregister_security (struct security_operations *ops);
-extern int mod_reg_security (const char *name, struct security_operations *ops);
-extern int mod_unreg_security (const char *name, struct security_operations *ops);
-extern struct dentry *securityfs_create_file(const char *name, mode_t mode,
- struct dentry *parent, void *data,
- struct file_operations *fops);
-extern struct dentry *securityfs_create_dir(const char *name, struct dentry *parent);
-extern void securityfs_remove(struct dentry *dentry);
-
-
-#else /* CONFIG_SECURITY */
-
-/*
- * This is the default capabilities functionality. Most of these functions
- * are just stubbed out, but a few must call the proper capable code.
- */
-
-static inline int security_init(void)
-{
- return 0;
-}
-
-static inline int security_ptrace (struct task_struct *parent, struct task_struct * child)
-{
- return cap_ptrace (parent, child);
-}
-
-static inline int security_capget (struct task_struct *target,
- kernel_cap_t *effective,
- kernel_cap_t *inheritable,
- kernel_cap_t *permitted)
-{
- return cap_capget (target, effective, inheritable, permitted);
-}
-
-static inline int security_capset_check (struct task_struct *target,
- kernel_cap_t *effective,
- kernel_cap_t *inheritable,
- kernel_cap_t *permitted)
-{
- return cap_capset_check (target, effective, inheritable, permitted);
-}
-
-static inline void security_capset_set (struct task_struct *target,
- kernel_cap_t *effective,
- kernel_cap_t *inheritable,
- kernel_cap_t *permitted)
-{
- cap_capset_set (target, effective, inheritable, permitted);
-}
-
-static inline int security_capable(struct task_struct *tsk, int cap)
-{
- return cap_capable(tsk, cap);
-}
-
-static inline int security_acct (struct file *file)
-{
- return 0;
-}
-
-static inline int security_sysctl(struct ctl_table *table, int op)
-{
- return 0;
-}
-
-static inline int security_quotactl (int cmds, int type, int id,
- struct super_block * sb)
-{
- return 0;
-}
-
-static inline int security_quota_on (struct dentry * dentry)
-{
- return 0;
-}
-
-static inline int security_syslog(int type)
-{
- return cap_syslog(type);
-}
-
-static inline int security_settime(struct timespec *ts, struct timezone *tz)
-{
- return cap_settime(ts, tz);
-}
-
-static inline int security_vm_enough_memory(long pages)
-{
- return cap_vm_enough_memory(pages);
-}
-
-static inline int security_bprm_alloc (struct linux_binprm *bprm)
-{
- return 0;
-}
-
-static inline void security_bprm_free (struct linux_binprm *bprm)
-{ }
-
-static inline void security_bprm_apply_creds (struct linux_binprm *bprm, int unsafe)
-{
- cap_bprm_apply_creds (bprm, unsafe);
-}
-
-static inline void security_bprm_post_apply_creds (struct linux_binprm *bprm)
-{
- return;
-}
-
-static inline int security_bprm_set (struct linux_binprm *bprm)
-{
- return cap_bprm_set_security (bprm);
-}
-
-static inline int security_bprm_check (struct linux_binprm *bprm)
-{
- return 0;
-}
-
-static inline int security_bprm_secureexec (struct linux_binprm *bprm)
-{
- return cap_bprm_secureexec(bprm);
-}
-
-static inline int security_sb_alloc (struct super_block *sb)
-{
- return 0;
-}
-
-static inline void security_sb_free (struct super_block *sb)
-{ }
-
-static inline int security_sb_copy_data (struct file_system_type *type,
- void *orig, void *copy)
-{
- return 0;
-}
-
-static inline int security_sb_kern_mount (struct super_block *sb, void *data)
-{
- return 0;
-}
-
-static inline int security_sb_statfs (struct dentry *dentry)
-{
- return 0;
-}
-
-static inline int security_sb_mount (char *dev_name, struct nameidata *nd,
- char *type, unsigned long flags,
- void *data)
-{
- return 0;
-}
-
-static inline int security_sb_check_sb (struct vfsmount *mnt,
- struct nameidata *nd)
-{
- return 0;
-}
-
-static inline int security_sb_umount (struct vfsmount *mnt, int flags)
-{
- return 0;
-}
-
-static inline void security_sb_umount_close (struct vfsmount *mnt)
-{ }
-
-static inline void security_sb_umount_busy (struct vfsmount *mnt)
-{ }
-
-static inline void security_sb_post_remount (struct vfsmount *mnt,
- unsigned long flags, void *data)
-{ }
-
-static inline void security_sb_post_mountroot (void)
-{ }
-
-static inline void security_sb_post_addmount (struct vfsmount *mnt,
- struct nameidata *mountpoint_nd)
-{ }
-
-static inline int security_sb_pivotroot (struct nameidata *old_nd,
- struct nameidata *new_nd)
-{
- return 0;
-}
-
-static inline void security_sb_post_pivotroot (struct nameidata *old_nd,
- struct nameidata *new_nd)
-{ }
-
-static inline int security_inode_alloc (struct inode *inode)
-{
- return 0;
-}
-
-static inline void security_inode_free (struct inode *inode)
-{ }
-
-static inline int security_inode_init_security (struct inode *inode,
- struct inode *dir,
- char **name,
- void **value,
- size_t *len)
-{
- return -EOPNOTSUPP;
-}
-
-static inline int security_inode_create (struct inode *dir,
- struct dentry *dentry,
- int mode)
-{
- return 0;
-}
-
-static inline int security_inode_link (struct dentry *old_dentry,
- struct inode *dir,
- struct dentry *new_dentry)
-{
- return 0;
-}
-
-static inline int security_inode_unlink (struct inode *dir,
- struct dentry *dentry)
-{
- return 0;
-}
-
-static inline int security_inode_symlink (struct inode *dir,
- struct dentry *dentry,
- const char *old_name)
-{
- return 0;
-}
-
-static inline int security_inode_mkdir (struct inode *dir,
- struct dentry *dentry,
- int mode)
-{
- return 0;
-}
-
-static inline int security_inode_rmdir (struct inode *dir,
- struct dentry *dentry)
-{
- return 0;
-}
-
-static inline int security_inode_mknod (struct inode *dir,
- struct dentry *dentry,
- int mode, dev_t dev)
-{
- return 0;
-}
-
-static inline int security_inode_rename (struct inode *old_dir,
- struct dentry *old_dentry,
- struct inode *new_dir,
- struct dentry *new_dentry)
-{
- return 0;
-}
-
-static inline int security_inode_readlink (struct dentry *dentry)
-{
- return 0;
-}
-
-static inline int security_inode_follow_link (struct dentry *dentry,
- struct nameidata *nd)
-{
- return 0;
-}
-
-static inline int security_inode_permission (struct inode *inode, int mask,
- struct nameidata *nd)
-{
- return 0;
-}
-
-static inline int security_inode_setattr (struct dentry *dentry,
- struct iattr *attr)
-{
- return 0;
-}
-
-static inline int security_inode_getattr (struct vfsmount *mnt,
- struct dentry *dentry)
-{
- return 0;
-}
-
-static inline void security_inode_delete (struct inode *inode)
-{ }
-
-static inline int security_inode_setxattr (struct dentry *dentry, char *name,
- void *value, size_t size, int flags)
-{
- return cap_inode_setxattr(dentry, name, value, size, flags);
-}
-
-static inline void security_inode_post_setxattr (struct dentry *dentry, char *name,
- void *value, size_t size, int flags)
-{ }
-
-static inline int security_inode_getxattr (struct dentry *dentry, char *name)
-{
- return 0;
-}
-
-static inline int security_inode_listxattr (struct dentry *dentry)
-{
- return 0;
-}
-
-static inline int security_inode_removexattr (struct dentry *dentry, char *name)
-{
- return cap_inode_removexattr(dentry, name);
-}
-
-static inline const char *security_inode_xattr_getsuffix (void)
-{
- return NULL ;
-}
-
-static inline int security_inode_getsecurity(const struct inode *inode, const char *name, void *buffer, size_t size, int err)
-{
- return -EOPNOTSUPP;
-}
-
-static inline int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags)
-{
- return -EOPNOTSUPP;
-}
-
-static inline int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size)
-{
- return 0;
-}
-
-static inline int security_file_permission (struct file *file, int mask)
-{
- return 0;
-}
-
-static inline int security_file_alloc (struct file *file)
-{
- return 0;
-}
-
-static inline void security_file_free (struct file *file)
-{ }
-
-static inline int security_file_ioctl (struct file *file, unsigned int cmd,
- unsigned long arg)
-{
- return 0;
-}
-
-static inline int security_file_mmap (struct file *file, unsigned long reqprot,
- unsigned long prot,
- unsigned long flags)
-{
- return 0;
-}
-
-static inline int security_file_mprotect (struct vm_area_struct *vma,
- unsigned long reqprot,
- unsigned long prot)
-{
- return 0;
-}
-
-static inline int security_file_lock (struct file *file, unsigned int cmd)
-{
- return 0;
-}
-
-static inline int security_file_fcntl (struct file *file, unsigned int cmd,
- unsigned long arg)
-{
- return 0;
-}
-
-static inline int security_file_set_fowner (struct file *file)
-{
- return 0;
-}
-
-static inline int security_file_send_sigiotask (struct task_struct *tsk,
- struct fown_struct *fown,
- int sig)
-{
- return 0;
-}
-
-static inline int security_file_receive (struct file *file)
-{
- return 0;
-}
-
-static inline int security_task_create (unsigned long clone_flags)
-{
- return 0;
-}
-
-static inline int security_task_alloc (struct task_struct *p)
-{
- return 0;
-}
-
-static inline void security_task_free (struct task_struct *p)
-{ }
-
-static inline int security_task_setuid (uid_t id0, uid_t id1, uid_t id2,
- int flags)
-{
- return 0;
-}
-
-static inline int security_task_post_setuid (uid_t old_ruid, uid_t old_euid,
- uid_t old_suid, int flags)
-{
- return cap_task_post_setuid (old_ruid, old_euid, old_suid, flags);
-}
-
-static inline int security_task_setgid (gid_t id0, gid_t id1, gid_t id2,
- int flags)
-{
- return 0;
-}
-
-static inline int security_task_setpgid (struct task_struct *p, pid_t pgid)
-{
- return 0;
-}
-
-static inline int security_task_getpgid (struct task_struct *p)
-{
- return 0;
-}
-
-static inline int security_task_getsid (struct task_struct *p)
-{
- return 0;
-}
-
-static inline void security_task_getsecid (struct task_struct *p, u32 *secid)
-{ }
-
-static inline int security_task_setgroups (struct group_info *group_info)
-{
- return 0;
-}
-
-static inline int security_task_setnice (struct task_struct *p, int nice)
-{
- return 0;
-}
-
-static inline int security_task_setioprio (struct task_struct *p, int ioprio)
-{
- return 0;
-}
-
-static inline int security_task_getioprio (struct task_struct *p)
-{
- return 0;
-}
-
-static inline int security_task_setrlimit (unsigned int resource,
- struct rlimit *new_rlim)
-{
- return 0;
-}
-
-static inline int security_task_setscheduler (struct task_struct *p,
- int policy,
- struct sched_param *lp)
-{
- return 0;
-}
-
-static inline int security_task_getscheduler (struct task_struct *p)
-{
- return 0;
-}
-
-static inline int security_task_movememory (struct task_struct *p)
-{
- return 0;
-}
-
-static inline int security_task_kill (struct task_struct *p,
- struct siginfo *info, int sig,
- u32 secid)
-{
- return 0;
-}
-
-static inline int security_task_wait (struct task_struct *p)
-{
- return 0;
-}
-
-static inline int security_task_prctl (int option, unsigned long arg2,
- unsigned long arg3,
- unsigned long arg4,
- unsigned long arg5)
-{
- return 0;
-}
-
-static inline void security_task_reparent_to_init (struct task_struct *p)
-{
- cap_task_reparent_to_init (p);
-}
-
-static inline void security_task_to_inode(struct task_struct *p, struct inode *inode)
-{ }
-
-static inline int security_ipc_permission (struct kern_ipc_perm *ipcp,
- short flag)
-{
- return 0;
-}
-
-static inline int security_msg_msg_alloc (struct msg_msg * msg)
-{
- return 0;
-}
-
-static inline void security_msg_msg_free (struct msg_msg * msg)
-{ }
-
-static inline int security_msg_queue_alloc (struct msg_queue *msq)
-{
- return 0;
-}
-
-static inline void security_msg_queue_free (struct msg_queue *msq)
-{ }
-
-static inline int security_msg_queue_associate (struct msg_queue * msq,
- int msqflg)
-{
- return 0;
-}
-
-static inline int security_msg_queue_msgctl (struct msg_queue * msq, int cmd)
-{
- return 0;
-}
-
-static inline int security_msg_queue_msgsnd (struct msg_queue * msq,
- struct msg_msg * msg, int msqflg)
-{
- return 0;
-}
-
-static inline int security_msg_queue_msgrcv (struct msg_queue * msq,
- struct msg_msg * msg,
- struct task_struct * target,
- long type, int mode)
-{
- return 0;
-}
-
-static inline int security_shm_alloc (struct shmid_kernel *shp)
-{
- return 0;
-}
-
-static inline void security_shm_free (struct shmid_kernel *shp)
-{ }
-
-static inline int security_shm_associate (struct shmid_kernel * shp,
- int shmflg)
-{
- return 0;
-}
-
-static inline int security_shm_shmctl (struct shmid_kernel * shp, int cmd)
-{
- return 0;
-}
-
-static inline int security_shm_shmat (struct shmid_kernel * shp,
- char __user *shmaddr, int shmflg)
-{
- return 0;
-}
-
-static inline int security_sem_alloc (struct sem_array *sma)
-{
- return 0;
-}
-
-static inline void security_sem_free (struct sem_array *sma)
-{ }
-
-static inline int security_sem_associate (struct sem_array * sma, int semflg)
-{
- return 0;
-}
-
-static inline int security_sem_semctl (struct sem_array * sma, int cmd)
-{
- return 0;
-}
-
-static inline int security_sem_semop (struct sem_array * sma,
- struct sembuf * sops, unsigned nsops,
- int alter)
-{
- return 0;
-}
-
-static inline void security_d_instantiate (struct dentry *dentry, struct inode *inode)
-{ }
-
-static inline int security_getprocattr(struct task_struct *p, char *name, void *value, size_t size)
-{
- return -EINVAL;
-}
-
-static inline int security_setprocattr(struct task_struct *p, char *name, void *value, size_t size)
-{
- return -EINVAL;
-}
-
-static inline int security_netlink_send (struct sock *sk, struct sk_buff *skb)
-{
- return cap_netlink_send (sk, skb);
-}
-
-static inline int security_netlink_recv (struct sk_buff *skb, int cap)
-{
- return cap_netlink_recv (skb, cap);
-}
-
-static inline struct dentry *securityfs_create_dir(const char *name,
- struct dentry *parent)
-{
- return ERR_PTR(-ENODEV);
-}
-
-static inline struct dentry *securityfs_create_file(const char *name,
- mode_t mode,
- struct dentry *parent,
- void *data,
- struct file_operations *fops)
-{
- return ERR_PTR(-ENODEV);
-}
-
-static inline void securityfs_remove(struct dentry *dentry)
-{
-}
-
-static inline int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
-{
- return -EOPNOTSUPP;
-}
-
-static inline void security_release_secctx(char *secdata, u32 seclen)
-{
-}
-#endif /* CONFIG_SECURITY */
+#endif /* CONFIG_SECURITY */
#ifdef CONFIG_SECURITY_NETWORK
-static inline int security_unix_stream_connect(struct socket * sock,
- struct socket * other,
- struct sock * newsk)
-{
- return security_ops->unix_stream_connect(sock, other, newsk);
-}
-
-
-static inline int security_unix_may_send(struct socket * sock,
- struct socket * other)
-{
- return security_ops->unix_may_send(sock, other);
-}
-
-static inline int security_socket_create (int family, int type,
- int protocol, int kern)
-{
- return security_ops->socket_create(family, type, protocol, kern);
-}
-
-static inline int security_socket_post_create(struct socket * sock,
- int family,
- int type,
- int protocol, int kern)
-{
- return security_ops->socket_post_create(sock, family, type,
- protocol, kern);
-}
-
-static inline int security_socket_bind(struct socket * sock,
- struct sockaddr * address,
- int addrlen)
-{
- return security_ops->socket_bind(sock, address, addrlen);
-}
-
-static inline int security_socket_connect(struct socket * sock,
- struct sockaddr * address,
- int addrlen)
-{
- return security_ops->socket_connect(sock, address, addrlen);
-}
-
-static inline int security_socket_listen(struct socket * sock, int backlog)
-{
- return security_ops->socket_listen(sock, backlog);
-}
-
-static inline int security_socket_accept(struct socket * sock,
- struct socket * newsock)
-{
- return security_ops->socket_accept(sock, newsock);
-}
-
-static inline void security_socket_post_accept(struct socket * sock,
- struct socket * newsock)
-{
- security_ops->socket_post_accept(sock, newsock);
-}
-
-static inline int security_socket_sendmsg(struct socket * sock,
- struct msghdr * msg, int size)
-{
- return security_ops->socket_sendmsg(sock, msg, size);
-}
-
-static inline int security_socket_recvmsg(struct socket * sock,
- struct msghdr * msg, int size,
- int flags)
-{
- return security_ops->socket_recvmsg(sock, msg, size, flags);
-}
-
-static inline int security_socket_getsockname(struct socket * sock)
-{
- return security_ops->socket_getsockname(sock);
-}
-
-static inline int security_socket_getpeername(struct socket * sock)
-{
- return security_ops->socket_getpeername(sock);
-}
-
-static inline int security_socket_getsockopt(struct socket * sock,
- int level, int optname)
-{
- return security_ops->socket_getsockopt(sock, level, optname);
-}
-
-static inline int security_socket_setsockopt(struct socket * sock,
- int level, int optname)
-{
- return security_ops->socket_setsockopt(sock, level, optname);
-}
-
-static inline int security_socket_shutdown(struct socket * sock, int how)
-{
- return security_ops->socket_shutdown(sock, how);
-}
-
-static inline int security_sock_rcv_skb (struct sock * sk,
- struct sk_buff * skb)
-{
- return security_ops->socket_sock_rcv_skb (sk, skb);
-}
-
-static inline int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
- int __user *optlen, unsigned len)
-{
- return security_ops->socket_getpeersec_stream(sock, optval, optlen, len);
-}
-
-static inline int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid)
-{
- return security_ops->socket_getpeersec_dgram(sock, skb, secid);
-}
-
-static inline int security_sk_alloc(struct sock *sk, int family, gfp_t priority)
-{
- return security_ops->sk_alloc_security(sk, family, priority);
-}
-
-static inline void security_sk_free(struct sock *sk)
-{
- return security_ops->sk_free_security(sk);
-}
-
-static inline void security_sk_clone(const struct sock *sk, struct sock *newsk)
-{
- return security_ops->sk_clone_security(sk, newsk);
-}
-
-static inline void security_sk_classify_flow(struct sock *sk, struct flowi *fl)
-{
- security_ops->sk_getsecid(sk, &fl->secid);
-}
-
-static inline void security_req_classify_flow(const struct request_sock *req, struct flowi *fl)
-{
- security_ops->req_classify_flow(req, fl);
-}
-
-static inline void security_sock_graft(struct sock* sk, struct socket *parent)
-{
- security_ops->sock_graft(sk, parent);
-}
-static inline int security_inet_conn_request(struct sock *sk,
- struct sk_buff *skb, struct request_sock *req)
-{
- return security_ops->inet_conn_request(sk, skb, req);
-}
+int security_unix_stream_connect(struct socket *sock, struct socket *other,
+ struct sock *newsk);
+int security_unix_may_send(struct socket *sock, struct socket *other);
+int security_socket_create(int family, int type, int protocol, int kern);
+int security_socket_post_create(struct socket *sock, int family,
+ int type, int protocol, int kern);
+int security_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen);
+int security_socket_connect(struct socket *sock, struct sockaddr *address, int addrlen);
+int security_socket_listen(struct socket *sock, int backlog);
+int security_socket_accept(struct socket *sock, struct socket *newsock);
+void security_socket_post_accept(struct socket *sock, struct socket *newsock);
+int security_socket_sendmsg(struct socket *sock, struct msghdr *msg, int size);
+int security_socket_recvmsg(struct socket *sock, struct msghdr *msg,
+ int size, int flags);
+int security_socket_getsockname(struct socket *sock);
+int security_socket_getpeername(struct socket *sock);
+int security_socket_getsockopt(struct socket *sock, int level, int optname);
+int security_socket_setsockopt(struct socket *sock, int level, int optname);
+int security_socket_shutdown(struct socket *sock, int how);
+int security_sock_rcv_skb(struct sock *sk, struct sk_buff *skb);
+int security_socket_getpeersec_stream(struct socket *sock, char __user *optval,
+ int __user *optlen, unsigned len);
+int security_socket_getpeersec_dgram(struct socket *sock, struct sk_buff *skb, u32 *secid);
+int security_sk_alloc(struct sock *sk, int family, gfp_t priority);
+void security_sk_free(struct sock *sk);
+void security_sk_clone(const struct sock *sk, struct sock *newsk);
+void security_sk_classify_flow(struct sock *sk, struct flowi *fl);
+void security_req_classify_flow(const struct request_sock *req, struct flowi *fl);
+void security_sock_graft(struct sock*sk, struct socket *parent);
+int security_inet_conn_request(struct sock *sk,
+ struct sk_buff *skb, struct request_sock *req);
+void security_inet_csk_clone(struct sock *newsk,
+ const struct request_sock *req);
+void security_inet_conn_established(struct sock *sk,
+ struct sk_buff *skb);
-static inline void security_inet_csk_clone(struct sock *newsk,
- const struct request_sock *req)
-{
- security_ops->inet_csk_clone(newsk, req);
-}
#else /* CONFIG_SECURITY_NETWORK */
static inline int security_unix_stream_connect(struct socket * sock,
- struct socket * other,
+ struct socket * other,
struct sock * newsk)
{
return 0;
const struct request_sock *req)
{
}
-#endif /* CONFIG_SECURITY_NETWORK */
-
-#ifdef CONFIG_SECURITY_NETWORK_XFRM
-static inline int security_xfrm_policy_alloc(struct xfrm_policy *xp, struct xfrm_user_sec_ctx *sec_ctx)
-{
- return security_ops->xfrm_policy_alloc_security(xp, sec_ctx, NULL);
-}
-
-static inline int security_xfrm_sock_policy_alloc(struct xfrm_policy *xp, struct sock *sk)
-{
- return security_ops->xfrm_policy_alloc_security(xp, NULL, sk);
-}
-
-static inline int security_xfrm_policy_clone(struct xfrm_policy *old, struct xfrm_policy *new)
-{
- return security_ops->xfrm_policy_clone_security(old, new);
-}
-
-static inline void security_xfrm_policy_free(struct xfrm_policy *xp)
-{
- security_ops->xfrm_policy_free_security(xp);
-}
-
-static inline int security_xfrm_policy_delete(struct xfrm_policy *xp)
-{
- return security_ops->xfrm_policy_delete_security(xp);
-}
-
-static inline int security_xfrm_state_alloc(struct xfrm_state *x,
- struct xfrm_user_sec_ctx *sec_ctx)
-{
- return security_ops->xfrm_state_alloc_security(x, sec_ctx, NULL, 0);
-}
-
-static inline int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
- struct xfrm_sec_ctx *polsec, u32 secid)
-{
- if (!polsec)
- return 0;
- return security_ops->xfrm_state_alloc_security(x, NULL, polsec, secid);
-}
-
-static inline int security_xfrm_state_delete(struct xfrm_state *x)
-{
- return security_ops->xfrm_state_delete_security(x);
-}
-
-static inline void security_xfrm_state_free(struct xfrm_state *x)
-{
- security_ops->xfrm_state_free_security(x);
-}
-
-static inline int security_xfrm_policy_lookup(struct xfrm_policy *xp, u32 fl_secid, u8 dir)
-{
- return security_ops->xfrm_policy_lookup(xp, fl_secid, dir);
-}
-
-static inline int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
- struct xfrm_policy *xp, struct flowi *fl)
-{
- return security_ops->xfrm_state_pol_flow_match(x, xp, fl);
-}
-static inline int security_xfrm_flow_state_match(struct flowi *fl, struct xfrm_state *xfrm)
+static inline void security_inet_conn_established(struct sock *sk,
+ struct sk_buff *skb)
{
- return security_ops->xfrm_flow_state_match(fl, xfrm);
}
+#endif /* CONFIG_SECURITY_NETWORK */
-static inline int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid)
-{
- return security_ops->xfrm_decode_session(skb, secid, 1);
-}
+#ifdef CONFIG_SECURITY_NETWORK_XFRM
-static inline void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl)
-{
- int rc = security_ops->xfrm_decode_session(skb, &fl->secid, 0);
+int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp, struct xfrm_user_sec_ctx *sec_ctx);
+int security_xfrm_policy_clone(struct xfrm_sec_ctx *old_ctx, struct xfrm_sec_ctx **new_ctxp);
+void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx);
+int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx);
+int security_xfrm_state_alloc(struct xfrm_state *x, struct xfrm_user_sec_ctx *sec_ctx);
+int security_xfrm_state_alloc_acquire(struct xfrm_state *x,
+ struct xfrm_sec_ctx *polsec, u32 secid);
+int security_xfrm_state_delete(struct xfrm_state *x);
+void security_xfrm_state_free(struct xfrm_state *x);
+int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir);
+int security_xfrm_state_pol_flow_match(struct xfrm_state *x,
+ struct xfrm_policy *xp, struct flowi *fl);
+int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid);
+void security_skb_classify_flow(struct sk_buff *skb, struct flowi *fl);
- BUG_ON(rc);
-}
#else /* CONFIG_SECURITY_NETWORK_XFRM */
-static inline int security_xfrm_policy_alloc(struct xfrm_policy *xp, struct xfrm_user_sec_ctx *sec_ctx)
-{
- return 0;
-}
-static inline int security_xfrm_sock_policy_alloc(struct xfrm_policy *xp, struct sock *sk)
+static inline int security_xfrm_policy_alloc(struct xfrm_sec_ctx **ctxp, struct xfrm_user_sec_ctx *sec_ctx)
{
return 0;
}
-static inline int security_xfrm_policy_clone(struct xfrm_policy *old, struct xfrm_policy *new)
+static inline int security_xfrm_policy_clone(struct xfrm_sec_ctx *old, struct xfrm_sec_ctx **new_ctxp)
{
return 0;
}
-static inline void security_xfrm_policy_free(struct xfrm_policy *xp)
+static inline void security_xfrm_policy_free(struct xfrm_sec_ctx *ctx)
{
}
-static inline int security_xfrm_policy_delete(struct xfrm_policy *xp)
+static inline int security_xfrm_policy_delete(struct xfrm_sec_ctx *ctx)
{
return 0;
}
return 0;
}
-static inline int security_xfrm_policy_lookup(struct xfrm_policy *xp, u32 fl_secid, u8 dir)
+static inline int security_xfrm_policy_lookup(struct xfrm_sec_ctx *ctx, u32 fl_secid, u8 dir)
{
return 0;
}
return 1;
}
-static inline int security_xfrm_flow_state_match(struct flowi *fl,
- struct xfrm_state *xfrm)
-{
- return 1;
-}
-
static inline int security_xfrm_decode_session(struct sk_buff *skb, u32 *secid)
{
return 0;
#ifdef CONFIG_KEYS
#ifdef CONFIG_SECURITY
+
+int security_key_alloc(struct key *key, struct task_struct *tsk, unsigned long flags);
+void security_key_free(struct key *key);
+int security_key_permission(key_ref_t key_ref,
+ struct task_struct *context, key_perm_t perm);
+
+#else
+
static inline int security_key_alloc(struct key *key,
struct task_struct *tsk,
unsigned long flags)
{
- return security_ops->key_alloc(key, tsk, flags);
+ return 0;
}
static inline void security_key_free(struct key *key)
{
- security_ops->key_free(key);
}
static inline int security_key_permission(key_ref_t key_ref,
struct task_struct *context,
key_perm_t perm)
{
- return security_ops->key_permission(key_ref, context, perm);
+ return 0;
}
+#endif
+#endif /* CONFIG_KEYS */
+
+#ifdef CONFIG_AUDIT
+#ifdef CONFIG_SECURITY
+int security_audit_rule_init(u32 field, u32 op, char *rulestr, void **lsmrule);
+int security_audit_rule_known(struct audit_krule *krule);
+int security_audit_rule_match(u32 secid, u32 field, u32 op, void *lsmrule,
+ struct audit_context *actx);
+void security_audit_rule_free(void *lsmrule);
+
#else
-static inline int security_key_alloc(struct key *key,
- struct task_struct *tsk,
- unsigned long flags)
+static inline int security_audit_rule_init(u32 field, u32 op, char *rulestr,
+ void **lsmrule)
{
return 0;
}
-static inline void security_key_free(struct key *key)
+static inline int security_audit_rule_known(struct audit_krule *krule)
{
+ return 0;
}
-static inline int security_key_permission(key_ref_t key_ref,
- struct task_struct *context,
- key_perm_t perm)
+static inline int security_audit_rule_match(u32 secid, u32 field, u32 op,
+ void *lsmrule, struct audit_context *actx)
{
return 0;
}
-#endif
-#endif /* CONFIG_KEYS */
+static inline void security_audit_rule_free(void *lsmrule)
+{ }
+
+#endif /* CONFIG_SECURITY */
+#endif /* CONFIG_AUDIT */
#endif /* ! __LINUX_SECURITY_H */
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff