Temporary commit of merge of MariaDB 10.0-base and MySQL 5.6

1 files changed, 97 insertions, 0 deletions

diff --git a/storage/perfschema/pfs_setup_actor.h b/storage/perfschema/pfs_setup_actor.h
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+/* Copyright (c) 2010, 2011, Oracle and/or its affiliates. All rights reserved.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; version 2 of the License.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software Foundation,
+  51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
+
+#ifndef PFS_SETUP_ACTOR_H
+#define PFS_SETUP_ACTOR_H
+
+/**
+  @file storage/perfschema/pfs_setup_actor.h
+  Performance schema setup actors (declarations).
+*/
+
+#include "sql_string.h"
+#include "pfs_lock.h"
+#include "lf.h"
+
+struct PFS_global_param;
+
+/* WL#988 Roles Not implemented yet */
+#define ROLENAME_LENGTH 64
+
+/**
+  @addtogroup Performance_schema_buffers
+  @{
+*/
+
+/** Hash key for @sa PFS_setup_actor. */
+struct PFS_setup_actor_key
+{
+  /**
+    Hash search key.
+    This has to be a string for LF_HASH,
+    the format is "<username><0x00><hostname><0x00><rolename><0x00>"
+  */
+  char m_hash_key[USERNAME_LENGTH + 1 + HOSTNAME_LENGTH + 1 + ROLENAME_LENGTH + 1];
+  /** Length of @c m_hash_key. */
+  uint m_key_length;
+};
+
+/** A setup_actor record. */
+struct PFS_setup_actor
+{
+  /** Internal lock. */
+  pfs_lock m_lock;
+  /** Hash key. */
+  PFS_setup_actor_key m_key;
+  /** User name. This points inside the hash key. */
+  const char *m_username;
+  /** Length of @c m_username. */
+  uint m_username_length;
+  /** Host name. This points inside the hash key. */
+  const char *m_hostname;
+  /** Length of @c m_hostname. */
+  uint m_hostname_length;
+  /** Role name. This points inside the hash key. */
+  const char *m_rolename;
+  /** Length of @c m_rolename. */
+  uint m_rolename_length;
+};
+
+int init_setup_actor(const PFS_global_param *param);
+void cleanup_setup_actor(void);
+int init_setup_actor_hash(void);
+void cleanup_setup_actor_hash(void);
+
+int insert_setup_actor(const String *user, const String *host, const String *role);
+int delete_setup_actor(const String *user, const String *host, const String *role);
+int reset_setup_actor(void);
+long setup_actor_count(void);
+
+void lookup_setup_actor(PFS_thread *thread,
+                        const char *user, uint user_length,
+                        const char *host, uint host_length,
+                        bool *enabled);
+
+/* For iterators and show status. */
+
+extern ulong setup_actor_max;
+
+/* Exposing the data directly, for iterators. */
+
+extern PFS_setup_actor *setup_actor_array;
+
+/** @} */
+#endif
+