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-rw-r--r--include/linux/lsm_hooks.h64
1 files changed, 50 insertions, 14 deletions
diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
index 080f34e66017..7a86925ba8f3 100644
--- a/include/linux/lsm_hooks.h
+++ b/include/linux/lsm_hooks.h
@@ -8,6 +8,7 @@
* Copyright (C) 2001 Silicon Graphics, Inc. (Trust Technology Group)
* Copyright (C) 2015 Intel Corporation.
* Copyright (C) 2015 Casey Schaufler <casey@schaufler-ca.com>
+ * Copyright (C) 2016 Mellanox Techonologies
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -29,6 +30,8 @@
#include <linux/rculist.h>
/**
+ * union security_list_options - Linux Security Module hook function list
+ *
* Security hooks for program execution operations.
*
* @bprm_set_creds:
@@ -193,8 +196,8 @@
* @value will be set to the allocated attribute value.
* @len will be set to the length of the value.
* Returns 0 if @name and @value have been successfully set,
- * -EOPNOTSUPP if no security attribute is needed, or
- * -ENOMEM on memory allocation failure.
+ * -EOPNOTSUPP if no security attribute is needed, or
+ * -ENOMEM on memory allocation failure.
* @inode_create:
* Check permission to create a regular file.
* @dir contains inode structure of the parent of the new file.
@@ -510,8 +513,7 @@
* process @tsk. Note that this hook is sometimes called from interrupt.
* 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:
- * container_of(fown, struct file, f_owner)
+ * can always be obtained: 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.
@@ -521,7 +523,7 @@
* to receive an open file descriptor via socket IPC.
* @file contains the file structure being received.
* Return 0 if permission is granted.
- * @file_open
+ * @file_open:
* Save open-time permission checking state for later use upon
* file_permission, and recheck access if anything has changed
* since inode_permission.
@@ -911,6 +913,26 @@
* associated with the TUN device's security structure.
* @security pointer to the TUN devices's security structure.
*
+ * Security hooks for Infiniband
+ *
+ * @ib_pkey_access:
+ * Check permission to access a pkey when modifing a QP.
+ * @subnet_prefix the subnet prefix of the port being used.
+ * @pkey the pkey to be accessed.
+ * @sec pointer to a security structure.
+ * @ib_endport_manage_subnet:
+ * Check permissions to send and receive SMPs on a end port.
+ * @dev_name the IB device name (i.e. mlx4_0).
+ * @port_num the port number.
+ * @sec pointer to a security structure.
+ * @ib_alloc_security:
+ * Allocate a security structure for Infiniband objects.
+ * @sec pointer to a security structure pointer.
+ * Returns 0 on success, non-zero on failure
+ * @ib_free_security:
+ * Deallocate an Infiniband security structure.
+ * @sec contains the security structure to be freed.
+ *
* Security hooks for XFRM operations.
*
* @xfrm_policy_alloc_security:
@@ -1143,7 +1165,7 @@
* @sma contains the semaphore structure. May be NULL.
* @cmd contains the operation to be performed.
* Return 0 if permission is granted.
- * @sem_semop
+ * @sem_semop:
* Check permissions before performing operations on members of the
* semaphore set @sma. If the @alter flag is nonzero, the semaphore set
* may be modified.
@@ -1153,20 +1175,20 @@
* @alter contains the flag indicating whether changes are to be made.
* Return 0 if permission is granted.
*
- * @binder_set_context_mgr
+ * @binder_set_context_mgr:
* Check whether @mgr is allowed to be the binder context manager.
* @mgr contains the task_struct for the task being registered.
* Return 0 if permission is granted.
- * @binder_transaction
+ * @binder_transaction:
* Check whether @from is allowed to invoke a binder transaction call
* to @to.
* @from contains the task_struct for the sending task.
* @to contains the task_struct for the receiving task.
- * @binder_transfer_binder
+ * @binder_transfer_binder:
* Check whether @from is allowed to transfer a binder reference to @to.
* @from contains the task_struct for the sending task.
* @to contains the task_struct for the receiving task.
- * @binder_transfer_file
+ * @binder_transfer_file:
* Check whether @from is allowed to transfer @file to @to.
* @from contains the task_struct for the sending task.
* @file contains the struct file being transferred.
@@ -1214,7 +1236,7 @@
* @cred contains the credentials to use.
* @ns contains the user namespace we want the capability in
* @cap contains the capability <include/linux/capability.h>.
- * @audit: Whether to write an audit message or not
+ * @audit contains whether to write an audit message or not
* Return 0 if the capability is granted for @tsk.
* @syslog:
* Check permission before accessing the kernel message ring or changing
@@ -1336,9 +1358,7 @@
* @inode we wish to get the security context of.
* @ctx is a pointer in which to place the allocated security context.
* @ctxlen points to the place to put the length of @ctx.
- * This is the main security structure.
*/
-
union security_list_options {
int (*binder_set_context_mgr)(struct task_struct *mgr);
int (*binder_transaction)(struct task_struct *from,
@@ -1388,7 +1408,9 @@ union security_list_options {
unsigned long kern_flags,
unsigned long *set_kern_flags);
int (*sb_clone_mnt_opts)(const struct super_block *oldsb,
- struct super_block *newsb);
+ struct super_block *newsb,
+ unsigned long kern_flags,
+ unsigned long *set_kern_flags);
int (*sb_parse_opts_str)(char *options, struct security_mnt_opts *opts);
int (*dentry_init_security)(struct dentry *dentry, int mode,
const struct qstr *name, void **ctx,
@@ -1620,6 +1642,14 @@ union security_list_options {
int (*tun_dev_open)(void *security);
#endif /* CONFIG_SECURITY_NETWORK */
+#ifdef CONFIG_SECURITY_INFINIBAND
+ int (*ib_pkey_access)(void *sec, u64 subnet_prefix, u16 pkey);
+ int (*ib_endport_manage_subnet)(void *sec, const char *dev_name,
+ u8 port_num);
+ int (*ib_alloc_security)(void **sec);
+ void (*ib_free_security)(void *sec);
+#endif /* CONFIG_SECURITY_INFINIBAND */
+
#ifdef CONFIG_SECURITY_NETWORK_XFRM
int (*xfrm_policy_alloc_security)(struct xfrm_sec_ctx **ctxp,
struct xfrm_user_sec_ctx *sec_ctx,
@@ -1851,6 +1881,12 @@ struct security_hook_heads {
struct list_head tun_dev_attach;
struct list_head tun_dev_open;
#endif /* CONFIG_SECURITY_NETWORK */
+#ifdef CONFIG_SECURITY_INFINIBAND
+ struct list_head ib_pkey_access;
+ struct list_head ib_endport_manage_subnet;
+ struct list_head ib_alloc_security;
+ struct list_head ib_free_security;
+#endif /* CONFIG_SECURITY_INFINIBAND */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
struct list_head xfrm_policy_alloc_security;
struct list_head xfrm_policy_clone_security;