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dfinsbin.c
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dfinsbin.c
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/*******************************************************/
/* "C" Language Integrated Production System */
/* */
/* CLIPS Version 6.30 08/16/14 */
/* */
/* */
/*******************************************************/
/*************************************************************/
/* Purpose: Binary Load/Save Functions for Definstances */
/* */
/* Principal Programmer(s): */
/* Brian L. Dantes */
/* */
/* Contributing Programmer(s): */
/* */
/* Revision History: */
/* */
/* 6.30: Removed conditional code for unsupported */
/* compilers/operating systems (IBM_MCW, */
/* MAC_MCW, and IBM_TBC). */
/* */
/* Changed integer type/precision. */
/* */
/*************************************************************/
/* =========================================
*****************************************
EXTERNAL DEFINITIONS
=========================================
***************************************** */
#include "setup.h"
#if DEFINSTANCES_CONSTRUCT && (BLOAD || BLOAD_ONLY || BLOAD_AND_BSAVE)
#include "bload.h"
#include "bsave.h"
#include "envrnmnt.h"
#include "memalloc.h"
#include "cstrcbin.h"
#include "defins.h"
#include "modulbin.h"
#define _DFINSBIN_SOURCE_
#include "dfinsbin.h"
/* =========================================
*****************************************
CONSTANTS
=========================================
***************************************** */
/* =========================================
*****************************************
MACROS AND TYPES
=========================================
***************************************** */
typedef struct bsaveDefinstancesModule
{
struct bsaveDefmoduleItemHeader header;
} BSAVE_DEFINSTANCES_MODULE;
typedef struct bsaveDefinstances
{
struct bsaveConstructHeader header;
long mkinstance;
} BSAVE_DEFINSTANCES;
/* =========================================
*****************************************
INTERNALLY VISIBLE FUNCTION HEADERS
=========================================
***************************************** */
#if BLOAD_AND_BSAVE
static void BsaveDefinstancesFind(void *);
static void MarkDefinstancesItems(void *,struct constructHeader *,void *);
static void BsaveDefinstancesExpressions(void *,FILE *);
static void BsaveDefinstancesExpression(void *,struct constructHeader *,void *);
static void BsaveStorageDefinstances(void *,FILE *);
static void BsaveDefinstancesDriver(void *,FILE *);
static void BsaveDefinstances(void *,struct constructHeader *,void *);
#endif
static void BloadStorageDefinstances(void *);
static void BloadDefinstances(void *);
static void UpdateDefinstancesModule(void *,void *,long);
static void UpdateDefinstances(void *,void *,long);
static void ClearDefinstancesBload(void *);
static void DeallocateDefinstancesBinaryData(void *);
/* =========================================
*****************************************
EXTERNALLY VISIBLE FUNCTIONS
=========================================
***************************************** */
/***********************************************************
NAME : SetupDefinstancesBload
DESCRIPTION : Initializes data structures and
routines for binary loads of definstances
INPUTS : None
RETURNS : Nothing useful
SIDE EFFECTS : Routines defined and structures initialized
NOTES : None
***********************************************************/
globle void SetupDefinstancesBload(
void *theEnv)
{
AllocateEnvironmentData(theEnv,DFINSBIN_DATA,sizeof(struct definstancesBinaryData),DeallocateDefinstancesBinaryData);
#if BLOAD_AND_BSAVE
AddBinaryItem(theEnv,"definstances",0,BsaveDefinstancesFind,BsaveDefinstancesExpressions,
BsaveStorageDefinstances,BsaveDefinstancesDriver,
BloadStorageDefinstances,BloadDefinstances,
ClearDefinstancesBload);
#else
AddBinaryItem(theEnv,"definstances",0,NULL,NULL,NULL,NULL,
BloadStorageDefinstances,BloadDefinstances,
ClearDefinstancesBload);
#endif
}
/*************************************************************/
/* DeallocateDefinstancesBinaryData: Deallocates environment */
/* data for the definstances binary functionality. */
/*************************************************************/
static void DeallocateDefinstancesBinaryData(
void *theEnv)
{
size_t space;
#if (BLOAD || BLOAD_ONLY || BLOAD_AND_BSAVE) && (! RUN_TIME)
space = DefinstancesBinaryData(theEnv)->DefinstancesCount * sizeof(struct definstances);
if (space != 0) genfree(theEnv,(void *) DefinstancesBinaryData(theEnv)->DefinstancesArray,space);
space = DefinstancesBinaryData(theEnv)->ModuleCount * sizeof(struct definstancesModule);
if (space != 0) genfree(theEnv,(void *) DefinstancesBinaryData(theEnv)->ModuleArray,space);
#endif
}
/***************************************************
NAME : BloadDefinstancesModuleRef
DESCRIPTION : Returns a pointer to the
appropriate definstances module
INPUTS : The index of the module
RETURNS : A pointer to the module
SIDE EFFECTS : None
NOTES : None
***************************************************/
globle void *BloadDefinstancesModuleRef(
void *theEnv,
int theIndex)
{
return ((void *) &DefinstancesBinaryData(theEnv)->ModuleArray[theIndex]);
}
/* =========================================
*****************************************
INTERNALLY VISIBLE FUNCTIONS
=========================================
***************************************** */
#if BLOAD_AND_BSAVE
/***************************************************************************
NAME : BsaveDefinstancesFind
DESCRIPTION : For all definstances, this routine marks all
the needed symbols.
Also, it also counts the number of
expression structures needed.
Also, counts total number of definstances.
INPUTS : None
RETURNS : Nothing useful
SIDE EFFECTS : ExpressionCount (a global from BSAVE.C) is incremented
for every expression needed
Symbols are marked in their structures
NOTES : Also sets bsaveIndex for each definstances (assumes
definstances will be bsaved in order of binary list)
***************************************************************************/
static void BsaveDefinstancesFind(
void *theEnv)
{
SaveBloadCount(theEnv,DefinstancesBinaryData(theEnv)->ModuleCount);
SaveBloadCount(theEnv,DefinstancesBinaryData(theEnv)->DefinstancesCount);
DefinstancesBinaryData(theEnv)->DefinstancesCount = 0L;
DefinstancesBinaryData(theEnv)->ModuleCount =
DoForAllConstructs(theEnv,MarkDefinstancesItems,DefinstancesData(theEnv)->DefinstancesModuleIndex,
FALSE,NULL);
}
/***************************************************
NAME : MarkDefinstancesItems
DESCRIPTION : Marks the needed items for
a definstances bsave
INPUTS : 1) The definstances
2) User data buffer (ignored)
RETURNS : Nothing useful
SIDE EFFECTS : Needed items marked
NOTES : None
***************************************************/
static void MarkDefinstancesItems(
void *theEnv,
struct constructHeader *theDefinstances,
void *userBuffer)
{
#if MAC_XCD
#pragma unused(userBuffer)
#endif
MarkConstructHeaderNeededItems(theDefinstances,DefinstancesBinaryData(theEnv)->DefinstancesCount++);
ExpressionData(theEnv)->ExpressionCount += ExpressionSize(((DEFINSTANCES *) theDefinstances)->mkinstance);
MarkNeededItems(theEnv,((DEFINSTANCES *) theDefinstances)->mkinstance);
}
/***************************************************
NAME : BsaveDefinstancesExpressions
DESCRIPTION : Writes out all expressions needed
by deffunctyions
INPUTS : The file pointer of the binary file
RETURNS : Nothing useful
SIDE EFFECTS : File updated
NOTES : None
***************************************************/
static void BsaveDefinstancesExpressions(
void *theEnv,
FILE *fp)
{
DoForAllConstructs(theEnv,BsaveDefinstancesExpression,DefinstancesData(theEnv)->DefinstancesModuleIndex,
FALSE,(void *) fp);
}
/***************************************************
NAME : BsaveDefinstancesExpression
DESCRIPTION : Saves the needed expressions for
a definstances bsave
INPUTS : 1) The definstances
2) Output data file pointer
RETURNS : Nothing useful
SIDE EFFECTS : Expressions saved
NOTES : None
***************************************************/
static void BsaveDefinstancesExpression(
void *theEnv,
struct constructHeader *theDefinstances,
void *userBuffer)
{
BsaveExpression(theEnv,((DEFINSTANCES *) theDefinstances)->mkinstance,(FILE *) userBuffer);
}
/***********************************************************
NAME : BsaveStorageDefinstances
DESCRIPTION : Writes out number of each type of structure
required for definstances
Space required for counts (unsigned long)
INPUTS : File pointer of binary file
RETURNS : Nothing useful
SIDE EFFECTS : Binary file adjusted
NOTES : None
***********************************************************/
static void BsaveStorageDefinstances(
void *theEnv,
FILE *fp)
{
size_t space;
space = sizeof(unsigned long) * 2;
GenWrite((void *) &space,sizeof(size_t),fp);
GenWrite((void *) &DefinstancesBinaryData(theEnv)->ModuleCount,sizeof(unsigned long),fp);
GenWrite((void *) &DefinstancesBinaryData(theEnv)->DefinstancesCount,sizeof(unsigned long),fp);
}
/*************************************************************************************
NAME : BsaveDefinstancesDriver
DESCRIPTION : Writes out definstances in binary format
Space required (unsigned long)
All definstances (sizeof(DEFINSTANCES) * Number of definstances)
INPUTS : File pointer of binary file
RETURNS : Nothing useful
SIDE EFFECTS : Binary file adjusted
NOTES : None
*************************************************************************************/
static void BsaveDefinstancesDriver(
void *theEnv,
FILE *fp)
{
size_t space;
struct defmodule *theModule;
DEFINSTANCES_MODULE *theModuleItem;
BSAVE_DEFINSTANCES_MODULE dummy_mitem;
space = ((sizeof(BSAVE_DEFINSTANCES_MODULE) * DefinstancesBinaryData(theEnv)->ModuleCount) +
(sizeof(BSAVE_DEFINSTANCES) * DefinstancesBinaryData(theEnv)->DefinstancesCount));
GenWrite((void *) &space,sizeof(size_t),fp);
/* =================================
Write out each definstances module
================================= */
DefinstancesBinaryData(theEnv)->DefinstancesCount = 0L;
theModule = (struct defmodule *) EnvGetNextDefmodule(theEnv,NULL);
while (theModule != NULL)
{
theModuleItem = (DEFINSTANCES_MODULE *)
GetModuleItem(theEnv,theModule,FindModuleItem(theEnv,"definstances")->moduleIndex);
AssignBsaveDefmdlItemHdrVals(&dummy_mitem.header,&theModuleItem->header);
GenWrite((void *) &dummy_mitem,sizeof(BSAVE_DEFINSTANCES_MODULE),fp);
theModule = (struct defmodule *) EnvGetNextDefmodule(theEnv,(void *) theModule);
}
/* ==========================
Write out each definstances
========================== */
DoForAllConstructs(theEnv,BsaveDefinstances,DefinstancesData(theEnv)->DefinstancesModuleIndex,
FALSE,(void *) fp);
RestoreBloadCount(theEnv,&DefinstancesBinaryData(theEnv)->ModuleCount);
RestoreBloadCount(theEnv,&DefinstancesBinaryData(theEnv)->DefinstancesCount);
}
/***************************************************
NAME : BsaveDefinstances
DESCRIPTION : Bsaves a definstances
INPUTS : 1) The definstances
2) Output data file pointer
RETURNS : Nothing useful
SIDE EFFECTS : Definstances saved
NOTES : None
***************************************************/
static void BsaveDefinstances(
void *theEnv,
struct constructHeader *theDefinstances,
void *userBuffer)
{
DEFINSTANCES *dptr = (DEFINSTANCES *) theDefinstances;
BSAVE_DEFINSTANCES dummy_df;
AssignBsaveConstructHeaderVals(&dummy_df.header,&dptr->header);
if (dptr->mkinstance != NULL)
{
dummy_df.mkinstance = ExpressionData(theEnv)->ExpressionCount;
ExpressionData(theEnv)->ExpressionCount += ExpressionSize(dptr->mkinstance);
}
else
dummy_df.mkinstance = -1L;
GenWrite((void *) &dummy_df,(unsigned long) sizeof(BSAVE_DEFINSTANCES),(FILE *) userBuffer);
}
#endif
/***********************************************************************
NAME : BloadStorageDefinstances
DESCRIPTION : This routine space required for definstances
structures and allocates space for them
INPUTS : Nothing
RETURNS : Nothing useful
SIDE EFFECTS : Arrays allocated and set
NOTES : This routine makes no attempt to reset any pointers
within the structures
***********************************************************************/
static void BloadStorageDefinstances(
void *theEnv)
{
size_t space;
GenReadBinary(theEnv,(void *) &space,sizeof(size_t));
if (space == 0L)
return;
GenReadBinary(theEnv,(void *) &DefinstancesBinaryData(theEnv)->ModuleCount,sizeof(unsigned long));
GenReadBinary(theEnv,(void *) &DefinstancesBinaryData(theEnv)->DefinstancesCount,sizeof(unsigned long));
if (DefinstancesBinaryData(theEnv)->ModuleCount == 0L)
{
DefinstancesBinaryData(theEnv)->ModuleArray = NULL;
DefinstancesBinaryData(theEnv)->DefinstancesArray = NULL;
return;
}
space = (DefinstancesBinaryData(theEnv)->ModuleCount * sizeof(DEFINSTANCES_MODULE));
DefinstancesBinaryData(theEnv)->ModuleArray = (DEFINSTANCES_MODULE *) genalloc(theEnv,space);
if (DefinstancesBinaryData(theEnv)->DefinstancesCount == 0L)
{
DefinstancesBinaryData(theEnv)->DefinstancesArray = NULL;
return;
}
space = (DefinstancesBinaryData(theEnv)->DefinstancesCount * sizeof(DEFINSTANCES));
DefinstancesBinaryData(theEnv)->DefinstancesArray = (DEFINSTANCES *) genalloc(theEnv,space);
}
/*********************************************************************
NAME : BloadDefinstances
DESCRIPTION : This routine reads definstances information from
a binary file
This routine moves through the definstances
binary array updating pointers
INPUTS : None
RETURNS : Nothing useful
SIDE EFFECTS : Pointers reset from array indices
NOTES : Assumes all loading is finished
********************************************************************/
static void BloadDefinstances(
void *theEnv)
{
size_t space;
GenReadBinary(theEnv,(void *) &space,sizeof(size_t));
BloadandRefresh(theEnv,DefinstancesBinaryData(theEnv)->ModuleCount,sizeof(BSAVE_DEFINSTANCES_MODULE),UpdateDefinstancesModule);
BloadandRefresh(theEnv,DefinstancesBinaryData(theEnv)->DefinstancesCount,sizeof(BSAVE_DEFINSTANCES),UpdateDefinstances);
}
/*******************************************************
NAME : UpdateDefinstancesModule
DESCRIPTION : Updates definstances module with binary
load data - sets pointers from
offset information
INPUTS : 1) A pointer to the bloaded data
2) The index of the binary array
element to update
RETURNS : Nothing useful
SIDE EFFECTS : Definstances moudle pointers updated
NOTES : None
*******************************************************/
static void UpdateDefinstancesModule(
void *theEnv,
void *buf,
long obji)
{
BSAVE_DEFINSTANCES_MODULE *bdptr;
bdptr = (BSAVE_DEFINSTANCES_MODULE *) buf;
UpdateDefmoduleItemHeader(theEnv,&bdptr->header,&DefinstancesBinaryData(theEnv)->ModuleArray[obji].header,
(int) sizeof(DEFINSTANCES),(void *) DefinstancesBinaryData(theEnv)->DefinstancesArray);
}
/***************************************************
NAME : UpdateDefinstances
DESCRIPTION : Updates definstances with binary
load data - sets pointers from
offset information
INPUTS : 1) A pointer to the bloaded data
2) The index of the binary array
element to update
RETURNS : Nothing useful
SIDE EFFECTS : Definstances pointers upadted
NOTES : None
***************************************************/
static void UpdateDefinstances(
void *theEnv,
void *buf,
long obji)
{
BSAVE_DEFINSTANCES *bdptr;
DEFINSTANCES *dfiptr;
bdptr = (BSAVE_DEFINSTANCES *) buf;
dfiptr = (DEFINSTANCES *) &DefinstancesBinaryData(theEnv)->DefinstancesArray[obji];
UpdateConstructHeader(theEnv,&bdptr->header,&dfiptr->header,
(int) sizeof(DEFINSTANCES_MODULE),(void *) DefinstancesBinaryData(theEnv)->ModuleArray,
(int) sizeof(DEFINSTANCES),(void *) DefinstancesBinaryData(theEnv)->DefinstancesArray);
dfiptr->mkinstance = ExpressionPointer(bdptr->mkinstance);
dfiptr->busy = 0;
}
/***************************************************************
NAME : ClearDefinstancesBload
DESCRIPTION : Release all binary-loaded definstances
structure arrays
Resets definstances list to NULL
INPUTS : None
RETURNS : Nothing useful
SIDE EFFECTS : Memory cleared
NOTES : Definstances name symbol counts decremented
***************************************************************/
static void ClearDefinstancesBload(
void *theEnv)
{
register long i;
size_t space;
space = (sizeof(DEFINSTANCES_MODULE) * DefinstancesBinaryData(theEnv)->ModuleCount);
if (space == 0L)
return;
genfree(theEnv,(void *) DefinstancesBinaryData(theEnv)->ModuleArray,space);
DefinstancesBinaryData(theEnv)->ModuleArray = NULL;
DefinstancesBinaryData(theEnv)->ModuleCount = 0L;
for (i = 0L ; i < DefinstancesBinaryData(theEnv)->DefinstancesCount ; i++)
UnmarkConstructHeader(theEnv,&DefinstancesBinaryData(theEnv)->DefinstancesArray[i].header);
space = (sizeof(DEFINSTANCES) * DefinstancesBinaryData(theEnv)->DefinstancesCount);
if (space == 0L)
return;
genfree(theEnv,(void *) DefinstancesBinaryData(theEnv)->DefinstancesArray,space);
DefinstancesBinaryData(theEnv)->DefinstancesArray = NULL;
DefinstancesBinaryData(theEnv)->DefinstancesCount = 0L;
}
#endif