util.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.
 *
 *----------------------------------------------------------------------
 */

/*
 *	util.h
 *
 *	Utility for manager
 */

#ifndef __TKSE_SYS_UTIL_H__
#define __TKSE_SYS_UTIL_H__

#include <basic.h>
#include <stdlib.h>
#include <extension/typedef.h>
#include <tk/typedef.h>
#include "common.h"

#ifdef __cplusplus
extern "C" {
#endif

#ifndef __pinfo__
typedef struct pinfo	PINFO;	/* Defined in sys/pinfo.h */
#define __pinfo__
#endif

/* SYSCONF relationship */
#define	L_SYSCONF_VAL		16	/* Maximum number of val elements */
IMPORT W	GetSysConf(UB *name, W *val);
#define	L_SYSCONF_STR		256	/* Maximum number of str characters */
IMPORT W	GetSysConfStr(UB *name, UB *str);

/* Process/task relationship */
IMPORT W	GetUserLevel(ID taskid);
IMPORT UW	GetLSID(PINFO *pinfo);
IMPORT VP	GetUATB(UW lsid);
IMPORT ID	GetMyTid(void);
IMPORT ID	GetMyPid(void);
IMPORT ER	GetMyPinfo(PINFO **pinfo);
IMPORT ER	GetPidToPinfo(W pid, PINFO **pinfo);
IMPORT ER	PidToPinfo(W pid, PINFO **pinfo);
IMPORT VP	GetMinfo(ID taskid, W svcno);
IMPORT ER	PidToMinfo(W pid, W svcno, VP *minfo);
IMPORT void	LockPinfo(void);
IMPORT PINFO*	GetPinfo(ID taskid);
IMPORT void	UnlockPinfo(void);
IMPORT PINFO*	LockGetPinfo(ID taskid);

/* Device relationship */
IMPORT ID	GetDevEvtMbf(void);

/* Memory allocation */
IMPORT void*	Kmalloc(size_t size);
IMPORT void*	Kcalloc(size_t nmemb, size_t size);
IMPORT void*	Krealloc(void *ptr, size_t size);
IMPORT void	Kfree(void *ptr);
IMPORT void	Kmalloctest(int mode);
IMPORT BOOL	Kmalloccheck(void *ptr);
IMPORT void*	Vmalloc(size_t size);
IMPORT void*	Vcalloc(size_t nmemb, size_t size);
IMPORT void*	Vrealloc(void *ptr, size_t size);
IMPORT void	Vfree(void *ptr);
IMPORT void	Vmalloctest(int mode);
IMPORT BOOL	Vmalloccheck(void *ptr);
IMPORT void*	Smalloc(size_t size);
IMPORT void*	Scalloc(size_t nmemb, size_t size);
IMPORT void*	Srealloc(void *ptr, size_t size);
IMPORT void	Sfree(void *ptr);
IMPORT void	Smalloctest(int mode);
IMPORT BOOL	Smalloccheck(void *ptr);

/* Address check */
IMPORT ER	CheckSpaceR( VP address, W len );
IMPORT ER	CheckSpaceRW( VP address, W len );
IMPORT ER	CheckSpaceRE( VP address, W len );
IMPORT ER	CheckStrSpaceR( TC *str, W max );
IMPORT ER	CheckStrSpaceRW( TC *str, W max );
IMPORT ER	CheckBStrSpaceR( UB *str, W max );
IMPORT ER	CheckBStrSpaceRW( UB *str, W max );

/* Error code conversion */
IMPORT ER	ERtoERR( ER er );

/* Others */
IMPORT BOOL	_isDebugMode( void );
IMPORT BOOL	_isFsrcvMode( void );

/* Initialization of library (libtk)
   Normally, it is not necessary to explicitly call these functions because a library is automatically initialized. */
IMPORT void	_InitLibtk(void);
IMPORT void	KnlInit(void);

#ifdef __cplusplus
}
#endif
#endif /* __TKSE_SYS_UTIL_H__ */