Drizzled Public API Documentation

usr0sess.h
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00001 /*****************************************************************************
00002 
00003 Copyright (C) 1996, 2009, Innobase Oy. All Rights Reserved.
00004 
00005 This program is free software; you can redistribute it and/or modify it under
00006 the terms of the GNU General Public License as published by the Free Software
00007 Foundation; version 2 of the License.
00008 
00009 This program is distributed in the hope that it will be useful, but WITHOUT
00010 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00011 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
00012 
00013 You should have received a copy of the GNU General Public License along with
00014 this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
00015 St, Fifth Floor, Boston, MA 02110-1301 USA
00016 
00017 *****************************************************************************/
00018 
00019 /**************************************************/
00026 #pragma once
00027 #ifndef usr0sess_h
00028 #define usr0sess_h
00029 
00030 #include "univ.i"
00031 #include "ut0byte.h"
00032 #include "trx0types.h"
00033 #include "srv0srv.h"
00034 #include "trx0types.h"
00035 #include "usr0types.h"
00036 #include "que0types.h"
00037 #include "data0data.h"
00038 #include "rem0rec.h"
00039 
00040 /*********************************************************************/
00043 UNIV_INTERN
00044 sess_t*
00045 sess_open(void);
00046 /*============*/
00047 /*********************************************************************/
00049 UNIV_INTERN
00050 void
00051 sess_close(
00052 /*=======*/
00053   sess_t*   sess);    /* in, own: session object */
00054 
00055 /* The session handle. All fields are protected by the kernel mutex */
00056 struct sess_struct{
00057   ulint   state;    
00058   trx_t*    trx;    
00063   UT_LIST_BASE_NODE_T(que_t)
00064       graphs;   
00066 };
00067 
00068 /* Session states */
00069 #define SESS_ACTIVE   1
00070 #define SESS_ERROR    2 /* session contains an error message
00071           which has not yet been communicated
00072           to the client */
00073 #ifndef UNIV_NONINL
00074 #include "usr0sess.ic"
00075 #endif
00076 
00077 #endif