www.pudn.com > os.rar > io_extr.h

/*************************************************************************/ 
/*                                                                       */ 
/*               Copyright Mentor Graphics Corporation 2004              */ 
/*                         All Rights Reserved.                          */ 
/*                                                                       */ 
/* THIS WORK CONTAINS TRADE SECRET AND PROPRIETARY INFORMATION WHICH IS  */ 
/* THE PROPERTY OF MENTOR GRAPHICS CORPORATION OR ITS LICENSORS AND IS   */ 
/* SUBJECT TO LICENSE TERMS.                                             */ 
/*                                                                       */ 
/*************************************************************************/ 
 
/*************************************************************************/ 
/*                                                                       */ 
/* FILE NAME                                               VERSION       */ 
/*                                                                       */ 
/*      io_extr.h                                      Nucleus PLUS 1.15 */ 
/*                                                                       */ 
/* COMPONENT                                                             */ 
/*                                                                       */ 
/*      IO - Input/Output Driver Management                              */ 
/*                                                                       */ 
/* DESCRIPTION                                                           */ 
/*                                                                       */ 
/*      This file contains function prototypes of all functions          */ 
/*      accessible to other components.                                  */ 
/*                                                                       */ 
/* DATA STRUCTURES                                                       */ 
/*                                                                       */ 
/*      None                                                             */ 
/*                                                                       */ 
/* DEPENDENCIES                                                          */ 
/*                                                                       */ 
/*      io_defs.h                           I/O Driver Management consts */ 
/*      tc_defs.h                           Thread control constants     */ 
/*                                                                       */ 
/*************************************************************************/ 
 
#include        "plus/inc/io_defs.h"        /* Include IO constants      */ 
#include        "plus/inc/tc_defs.h"        /* Thread control constants  */ 
 
 
/* Check to see if the file has been included already.  */ 
 
#ifndef IO_EXTR 
#define IO_EXTR 
 
 
/*  Initialization functions.  */ 
 
VOID            IOI_Initialize(VOID); 
 
 
/* Error checking functions.  */ 
 
STATUS          IOCE_Create_Driver(NU_DRIVER *driver, CHAR *name,  
                    VOID (*driver_entry)(NU_DRIVER *, NU_DRIVER_REQUEST *)); 
STATUS          IOCE_Delete_Driver(NU_DRIVER *driver); 
STATUS          IOCE_Request_Driver(NU_DRIVER *driver,  
                                                NU_DRIVER_REQUEST *request); 
STATUS          IOCE_Resume_Driver(NU_TASK *task); 
STATUS          IOCE_Suspend_Driver(VOID (*terminate_routine)(VOID *), 
                                      VOID *information, UNSIGNED timeout); 
 
 
/* Core processing functions.  */ 
 
STATUS          IOC_Create_Driver(NU_DRIVER *driver, CHAR *name,  
                    VOID (*driver_entry)(NU_DRIVER *, NU_DRIVER_REQUEST *)); 
STATUS          IOC_Delete_Driver(NU_DRIVER *driver); 
STATUS          IOC_Request_Driver(NU_DRIVER *driver,  
                                                NU_DRIVER_REQUEST *request); 
STATUS          IOC_Resume_Driver(NU_TASK *task); 
STATUS          IOC_Suspend_Driver(VOID (*terminate_routine)(VOID *), 
                                        VOID *information, UNSIGNED timeout); 
 
 
/* Information retrieval functions.  */ 
 
UNSIGNED        IOF_Established_Drivers(VOID); 
UNSIGNED        IOF_Driver_Pointers(NU_DRIVER **pointer_list,  
                                                UNSIGNED maximum_pointers); 
 
#endif