www.pudn.com > os.rar > pi_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       */ 
/*                                                                       */ 
/*      pi_extr.h                                      Nucleus PLUS 1.15 */ 
/*                                                                       */ 
/* COMPONENT                                                             */ 
/*                                                                       */ 
/*      PI - Pipe Management                                             */ 
/*                                                                       */ 
/* DESCRIPTION                                                           */ 
/*                                                                       */ 
/*      This file contains function prototypes of all functions          */ 
/*      accessible to other components.                                  */ 
/*                                                                       */ 
/* DATA STRUCTURES                                                       */ 
/*                                                                       */ 
/*      None                                                             */ 
/*                                                                       */ 
/* DEPENDENCIES                                                          */ 
/*                                                                       */ 
/*      pi_defs.h                           Pipe Management constants    */ 
/*                                                                       */ 
/*************************************************************************/ 
 
#include        "plus/inc/pi_defs.h"        /* Include Pipe constants    */ 
 
 
/* Check to see if the file has been included already.  */ 
 
#ifndef PI_EXTR 
#define PI_EXTR 
 
 
/*  Initialization functions.  */ 
 
VOID            PII_Initialize(VOID); 
 
 
/* Error checking core functions.  */ 
 
STATUS          PICE_Create_Pipe(NU_PIPE *pipe_ptr, CHAR *name,  
                      VOID *start_address, UNSIGNED pipe_size,  
                      OPTION message_type, UNSIGNED message_size, 
                      OPTION suspend_type); 
STATUS          PICE_Delete_Pipe(NU_PIPE *pipe_ptr); 
STATUS          PICE_Send_To_Pipe(NU_PIPE *pipe_ptr, VOID *message,  
                                        UNSIGNED size, UNSIGNED suspend); 
STATUS          PICE_Receive_From_Pipe(NU_PIPE *pipe_ptr, VOID *message, 
                      UNSIGNED size, UNSIGNED *actual_size, UNSIGNED suspend); 
 
 
/* Error checking supplemental functions.  */ 
 
STATUS          PISE_Reset_Pipe(NU_PIPE *pipe_ptr); 
STATUS          PISE_Send_To_Front_Of_Pipe(NU_PIPE *pipe_ptr, VOID *message,  
                                        UNSIGNED size, UNSIGNED suspend); 
STATUS          PISE_Broadcast_To_Pipe(NU_PIPE *pipe_ptr, VOID *message,  
                                        UNSIGNED size, UNSIGNED suspend); 
 
 
/* Core processing functions.  */ 
 
STATUS          PIC_Create_Pipe(NU_PIPE *pipe_ptr, CHAR *name,  
                      VOID *start_address, UNSIGNED pipe_size,  
                      OPTION message_type, UNSIGNED message_size, 
                      OPTION suspend_type); 
STATUS          PIC_Delete_Pipe(NU_PIPE *pipe_ptr); 
STATUS          PIC_Send_To_Pipe(NU_PIPE *pipe_ptr, VOID *message,  
                                        UNSIGNED size, UNSIGNED suspend); 
STATUS          PIC_Receive_From_Pipe(NU_PIPE *pipe_ptr, VOID *message, 
                      UNSIGNED size, UNSIGNED *actual_size, UNSIGNED suspend); 
 
 
/* Supplemental processing functions.  */ 
 
STATUS          PIS_Reset_Pipe(NU_PIPE *pipe_ptr); 
STATUS          PIS_Send_To_Front_Of_Pipe(NU_PIPE *pipe_ptr, VOID *message,  
                                        UNSIGNED size, UNSIGNED suspend); 
STATUS          PIS_Broadcast_To_Pipe(NU_PIPE *pipe_ptr, VOID *message,  
                                        UNSIGNED size, UNSIGNED suspend); 
 
 
/* Information retrieval functions.  */ 
 
UNSIGNED        PIF_Established_Pipes(VOID); 
STATUS          PIF_Pipe_Information(NU_PIPE *pipe_ptr, CHAR *name,  
                  VOID **start_address, UNSIGNED *pipe_size,  
                  UNSIGNED *available, UNSIGNED *messages,  
                  OPTION *message_type, UNSIGNED *message_size, 
                  OPTION *suspend_type, UNSIGNED *tasks_waiting, 
                  NU_TASK **first_task); 
UNSIGNED        PIF_Pipe_Pointers(NU_PIPE **pointer_list,  
                                                UNSIGNED maximum_pointers); 
 
#endif