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/* Copyright (C) 2003 MySQL AB
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; either version 2 of the License, or
(at your option) any later version.
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 */
#ifndef FS_REF_H
#define FS_REF_H
#include "SignalData.hpp"
/**
* FsRef - Common signal class for all REF signals sent from Ndbfs
* GSN_FSCLOSEREF, GSN_FSOPENREF, GSN_FSWRITEREF, GSN_FSREADREF,
* GSN_FSSYNCREF
*/
/**
*
* SENDER: Ndbfs
* RECIVER:
*/
class FsRef {
/**
* Reciver(s)
*/
friend class Dbdict;
friend class Backup;
/**
* Sender(s)
*/
friend class Ndbfs;
friend class VoidFs;
/**
* For printing
*/
friend bool printFSREF(FILE * output, const Uint32 * theData, Uint32 len, Uint16 receiverBlockNo);
public:
/**
* Enum type for errorCode
*/
enum NdbfsErrorCodeType {
fsErrNone=0,
fsErrHardwareFailed=1,
fsErrUserError=2,
fsErrEnvironmentError=3,
fsErrTemporaryNotAccessible=4,
fsErrNoSpaceLeftOnDevice=5,
fsErrPermissionDenied=6,
fsErrInvalidParameters=7,
fsErrUnknown=8,
fsErrNoMoreResources=9,
fsErrFileDoesNotExist=10,
fsErrReadUnderflow = 11,
fsErrMax
};
/**
* Length of signal
*/
STATIC_CONST( SignalLength = 4 );
private:
/**
* DATA VARIABLES
*/
UintR userPointer; // DATA 0
UintR errorCode; // DATA 1
UintR osErrorCode; // DATA 2
UintR senderData;
static NdbfsErrorCodeType getErrorCode(const UintR & errorcode);
static void setErrorCode(UintR & errorcode, NdbfsErrorCodeType errorcodetype);
static void setErrorCode(UintR & errorcode, UintR errorcodetype);
};
inline
FsRef::NdbfsErrorCodeType
FsRef::getErrorCode(const UintR & errorcode){
return (NdbfsErrorCodeType)errorcode;
}
inline
void
FsRef::setErrorCode(UintR & errorcode, NdbfsErrorCodeType errorcodetype){
ASSERT_MAX(errorcodetype, fsErrMax, "FsRef::setErrorCode");
errorcode = (UintR)errorcodetype;
}
inline
void
FsRef::setErrorCode(UintR & errorcode, UintR errorcodetype){
ASSERT_MAX(errorcodetype, fsErrMax, "FsRef::setErrorCode");
errorcode = errorcodetype;
}
#endif
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