accmode.h

T-kernel 的extension源代码

/*
 *----------------------------------------------------------------------
 *    T-Kernel / Standard Extension
 *
 *    Copyright (C) 2006 by Ken Sakamura. All rights reserved.
 *    T-Kernel / Standard Extension is distributed 
 *      under the T-License for T-Kernel / Standard Extension.
 *----------------------------------------------------------------------
 *
 *    Version:   1.00.00
 *    Released by T-Engine Forum(http://www.t-engine.org) at 2006/8/11.
 *
 *----------------------------------------------------------------------
 */

/*
 *	accmode.h (file)
 *
 *	File management
 *	File access mode/Attribute information related
 */

#ifndef _FM_ACCMODE_H_
#define _FM_ACCMODE_H_

#include "filemgr.h"

/*
 * File access mode
 */
typedef struct FileAccMode {
	UH		ftype;	/* File type/Owner access mode */
	UserName	ownnm;	/* File owner name */
	UserName	grpnm;	/* Owner group name */
	UH		grpacc;	/* Group access level */
	UH		pubacc;	/* General access level */
} FileAccMode;

/*
 * Obtain the user level.
 */
Inline W getUserLevel( PINFO *pinfo )
{
	W	lv;

	LOCK_PINFO_SECTION( lv = pinfo->user->user.level );
	return lv;
}


#include "fsinfo.h"
#include "cmdpkt.h"

IMPORT ER	fmpGetFileAccMode( FileAccMode*, DfFileHeader*, FsInfo* );
IMPORT ER	fmpCheckFileAccMode( PINFO*, FileAccMode*, UW chkacc, FsInfo* );
IMPORT ER	fmpCheckPassWord( DfFileHeader*, TC *pwd, FsInfo* );

/*
 * Functions corresponding to the file access mode/attribute information related system calls.
 */
IMPORT void	fmcGetDefaultAccMode( FmCmdPkt* );
IMPORT void	fmcSetDefaultAccMode( FmCmdPkt* );
IMPORT UW	fmpCheckFileAccess( FmCmdPkt*, DfFileHeader*, FsInfo* );
IMPORT UW	fmpChangeFileAccessMode( FmCmdPkt*, DfFileHeader*, FsInfo* );
IMPORT UW	fmpChangeFileAttribute( FmCmdPkt*, DfFileHeader*, FsInfo* );
IMPORT UW	fmpChangeFileName( FmCmdPkt*, FID, DfFileHeader*, FsInfo* );
IMPORT UW	fmpChangeFileTime( FmCmdPkt*, DfFileHeader*, FsInfo* );

/*
 * Functions of the service commands in the file management.
 */
IMPORT void	fmpIChangeLinkFileName( FmCmdPkt*, FsInfo* );

#endif