Adding innodb_plugin-1.0.4 as storage/innodb_plugin.

storage/innodb_plugin/include/usr0sess.h

@@ -0,0 +1,78 @@
+/*****************************************************************************
+
+Copyright (c) 1996, 2009, Innobase Oy. 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, Inc., 59 Temple
+Place, Suite 330, Boston, MA 02111-1307 USA
+
+*****************************************************************************/
+
+/**************************************************//**
+@file include/usr0sess.h
+Sessions
+
+Created 6/25/1996 Heikki Tuuri
+*******************************************************/
+
+#ifndef usr0sess_h
+#define usr0sess_h
+
+#include "univ.i"
+#include "ut0byte.h"
+#include "trx0types.h"
+#include "srv0srv.h"
+#include "trx0types.h"
+#include "usr0types.h"
+#include "que0types.h"
+#include "data0data.h"
+#include "rem0rec.h"
+
+/*********************************************************************//**
+Opens a session.
+@return	own: session object */
+UNIV_INTERN
+sess_t*
+sess_open(void);
+/*============*/
+/*********************************************************************//**
+Closes a session, freeing the memory occupied by it, if it is in a state
+where it should be closed.
+@return	TRUE if closed */
+UNIV_INTERN
+ibool
+sess_try_close(
+/*===========*/
+	sess_t*		sess);	/*!< in, own: session object */
+
+/* The session handle. All fields are protected by the kernel mutex */
+struct sess_struct{
+	ulint		state;		/*!< state of the session */
+	trx_t*		trx;		/*!< transaction object permanently
+					assigned for the session: the
+					transaction instance designated by the
+					trx id changes, but the memory
+					structure is preserved */
+	UT_LIST_BASE_NODE_T(que_t)
+			graphs;		/*!< query graphs belonging to this
+					session */
+};
+
+/* Session states */
+#define SESS_ACTIVE		1
+#define SESS_ERROR		2	/* session contains an error message
+					which has not yet been communicated
+					to the client */
+#ifndef UNIV_NONINL
+#include "usr0sess.ic"
+#endif
+
+#endif