/
rtl_parse.c
640 lines (582 loc) · 21.9 KB
/
rtl_parse.c
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/***************************************************************************
* Versatile MB 2009 - C Runtime Library *
* Copyright (C) 2002-2010 by Michael Böhme & embyte *
* http://www.v-mb.de | webmaster@v-mb.de *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include "build_options.h"
#ifndef RTL_PARSE_C
#define RTL_PARSE_C
#include "main.h"
#include "rtl_parse.h"
#include "rtl_error.h"
#include "rtl_vars.h"
#include "rtl_csub.h"
#include "rtl_subs.h"
#include "rtl_ccmd.h"
#include "rtl_dbgwin.h"
extern VMBCSub *CurrentSub;
void VMBCallCustomSubWithReturn(VMBSub *CallSub);
extern int SubLevel;
extern int CL;
#ifdef DEBUGGER
extern HWND CC_SRC;
extern HWND CC_hSrcView;
extern char *SrcCode;
extern unsigned int iSrcSize;
#endif
#ifdef VMBFASTCALL
extern char* FastCallPtr;
#endif
//extern int VMBGetCC(char *szBuffer);
#ifdef DEBUG
extern long MemoryAllocated;
#endif
// -----------------------------------------------------------------------------
// VMBNextCode() - springt zum nächsten Opcode (4 Byte Code + 1 Byte Seperator)
// -----------------------------------------------------------------------------
void VMBNextCode()
{
RTL_Code += 5;
}
// -----------------------------------------------------------------------------
// VMBPrevCode() - springt zum vorherigen Opcode (4 Byte Code + 1 Byte Seperator)
// -----------------------------------------------------------------------------
void VMBPrevCode()
{
RTL_Code -= 5;
}
// -----------------------------------------------------------------------------
// VMBSkipBrackets() - überspringt OpCodes bei Befehlen ohne Parameter
// -----------------------------------------------------------------------------
void VMBSkipBrackets()
{
/*
// E000
// E001
*/
RTL_Code += 10;
}
// -----------------------------------------------------------------------------
// VMBGetCurrentCode(char *) - schreibt den aktuellen Opcode in eine Variable
// -----------------------------------------------------------------------------
/*
in RTL_ASM.ASM ausgelagert!
void VMBGetCurrentCode(char *szBuffer)
{
int i;
for (i = 0; i < 4; i++ )
*(szBuffer++) = *(RTL_Code + i);
*(szBuffer) = '\0';
// strncpy(szBuffer, RTL_Code, 4);
// *(szBuffer+4) = '\0';
#ifdef CODEWINDOW
UpdateCC(szBuffer - 4);
#endif
}*/
// -----------------------------------------------------------------------------
// VMBGetCodeAt(char *, int) - schreibt den Code an einer Stelle in eine Variable
// -----------------------------------------------------------------------------
void VMBGetCodeAt(char *szBuffer, int iPos)
{
int i;
for (i = 0; i < 4; i++)
*(szBuffer++) = *(RTL_Code + iPos + i);
*(szBuffer) = '\0';
}
// -----------------------------------------------------------------------------
// VMBCallCustomSub() - führt eine benutzerdefinierte Sub aus
// -----------------------------------------------------------------------------
void VMBCallCustomSub(VMBSub* MySub)
{
void *TempPointer;
VMBCSub *NewSub, *NCurrentSub;
int i, iTemp;
double dTemp;
if (MySub->isExtern == 0 )
{
SubLevel++;
#if VERBOSE > 0
VMBDebug(" -> %s(%04i), Level = %i", __func__, MySub->iCode, SubLevel);
#endif
if ( CurrentSub != NULL )
{
NCurrentSub = (VMBCSub*)VMBAlloc(sizeof(VMBCSub));
TempPointer = (void*)CurrentSub;
//NCurrentSub = (VMBCSub*)NCurrentSub->SnextCSub;
NCurrentSub->SprevCSub = (void*)TempPointer;
NCurrentSub->SnextCSub = NULL;
} else {
NCurrentSub = (VMBCSub*)VMBAlloc(sizeof(VMBCSub));
NCurrentSub->SprevCSub = NULL;
NCurrentSub->SnextCSub = NULL;
}
memcpy(NCurrentSub->Code, MySub->Code, 5);
NCurrentSub->iCode = MySub->iCode;
NCurrentSub->isExtern = MySub->isExtern;
NCurrentSub->Pos = MySub->Pos;
NCurrentSub->OldPos = MySub->OldPos;
NCurrentSub->ResultType = MySub->ResultType;
NCurrentSub->Parameters = MySub->Parameters;
if ( MySub->Parameters == 0 )
{
VMBSkipBrackets();
NCurrentSub->SubParams[0] = NULL;
} else {
for ( i = 0; i < MySub->Parameters; i++ )
{
if ( NCurrentSub->SubParams[i] == NULL )
{
NCurrentSub->SubParams[i] = (VMBVar*)VMBAlloc(sizeof(VMBVar));
NCurrentSub->SubParams[i]->isDeclared = 1;
NCurrentSub->SubParams[i]->isLocal = 1;
NCurrentSub->SubParams[i]->BufferSize = 0;
NCurrentSub->SubParams[i]->VarType = MySub->SubParams[i]->VarType;
NCurrentSub->SubParams[i]->VarName = (char*)VMBAlloc(5);
sprintf(NCurrentSub->SubParams[i]->VarName, "%04X", 0xFFFE - i);
}
}
for ( i = 0; i < MySub->Parameters; i++ )
{
char *szBuffer = NULL;
// if ( CurrentSub->SprevCSub != NULL )
// CurrentSub = (VMBCSub*)CurrentSub->SprevCSub;
szBuffer = (char*)VMBParseOneString();
// if ( CurrentSub->SnextCSub != NULL )
// CurrentSub = (VMBCSub*)CurrentSub->SnextCSub;
switch ( MySub->SubParams[i]->VarType )
{
case VARTYPE_STR:
VMBSetVarContentEx(NCurrentSub->SubParams[i], szBuffer);
break;
case VARTYPE_INT:
iTemp = atoi(szBuffer);
VMBSetVarContentEx(NCurrentSub->SubParams[i], (char*)&iTemp);
break;
case VARTYPE_BOOL:
iTemp = atoi(szBuffer);
if ( iTemp != 0 )
{
iTemp = 1;
} else {
iTemp = 0;
}
VMBSetVarContentEx(NCurrentSub->SubParams[i], (char*)&iTemp);
break;
case VARTYPE_FLOAT:
dTemp = strtod(szBuffer, NULL);
VMBSetVarContentEx(NCurrentSub->SubParams[i], (char*)&dTemp);
break;
case VARTYPE_VAR:
case VARTYPE_FORM:
case VARTYPE_BUTTON:
case VARTYPE_EDIT:
case VARTYPE_LABEL:
case VARTYPE_TIMER:
case VARTYPE_TEXTBOX:
// case VARTYPE_CHECKBOX:
// case VARTYPE_RADIO:
if ( NCurrentSub->SubParams[i]->VarName != NULL )
NCurrentSub->SubParams[i]->VarName = (char*)VMBFree(NCurrentSub->SubParams[i]->VarName);
if ( NCurrentSub->SubParams[i]->VarContent != NULL )
NCurrentSub->SubParams[i]->VarContent = (char*)VMBFree(NCurrentSub->SubParams[i]->VarContent);
memcpy(NCurrentSub->SubParams[i], (VMBVar*)atoi(szBuffer), sizeof(VMBVar));
NCurrentSub->SubParams[i]->VarName = (char*)VMBAlloc(5);
sprintf(NCurrentSub->SubParams[i]->VarName, "%04X", 0xFFFE - i);
break;
}
szBuffer = VMBFree(szBuffer);
}
VMBNextCode();
}
// RTL_SaveStatus();
NCurrentSub->OldPos = (DWORD)RTL_Code;
NCurrentSub->LoopLevel = CL;
RTL_Code = (char*)NCurrentSub->Pos;
if ( CurrentSub != NULL )
{
NewSub = CurrentSub;
while ( NewSub )
{
if ( NewSub->SnextCSub != NULL )
{
NewSub = (VMBCSub*)NewSub->SnextCSub;
} else {
break;
}
}
NewSub->SnextCSub = (char*)NCurrentSub;
CurrentSub = NCurrentSub;
} else {
CurrentSub = (VMBCSub*)NCurrentSub;
}
VMBCallCustomSubWithReturn(NULL);
} else {
/* externe SUB */
int *Stack = (int*)VMBAlloc(256);
char *RBuffer;
double dResult;
int iResult;
if ( MySub->DllHwnd == NULL )
MySub->DllHwnd = LoadLibrary(MySub->DllName);
if ( MySub->DllHwnd == NULL )
VMBCritical("Die DLL \"%s\" wurde nicht gefunden oder konnte nicht geladen werden! Das Programm wird beendet!", MySub->DllName);
if ( MySub->DllProc == NULL )
MySub->DllProc = GetProcAddress(MySub->DllHwnd, MySub->DllFunc);
if ( MySub->DllProc == NULL )
VMBCritical("Die Funktion \"%s\" konnte in der DLL \"%s\" nicht gefunden werden! Das Programm wird beendet!", MySub->DllFunc, MySub->DllName);
if ( MySub->Parameters > 0 )
{
int i;
int iTemp;
char *szBuffer;
for ( i = 0; i < MySub->Parameters; i++ )
{
szBuffer = (char*)VMBParseOneString();
switch ( MySub->SubParams[i]->VarType )
{
case VARTYPE_STR:
iTemp = (int)szBuffer;
break;
case VARTYPE_INT:
iTemp = atoi(szBuffer);
szBuffer = VMBFree(szBuffer);
break;
case VARTYPE_BOOL:
iTemp = atoi(szBuffer);
if ( iTemp )
{
iTemp = TRUE;
} else {
iTemp = FALSE;
}
szBuffer = VMBFree(szBuffer);
break;
default:
VMBPanic(1337);
break;
}
*(Stack + ( i * 4 )) = (int)iTemp;
}
VMBNextCode();
} else {
VMBSkipBrackets();
}
#if VERBOSE > 2
VMBDebug(" -> call extern sub \"%s\" in \"%s\"", MySub->DllFunc, MySub->DllName);
#endif
if ( MySub->ResultType != VARTYPE_FLOAT )
iResult = VMBExCall((int)MySub->DllProc, MySub->Parameters, (int)Stack);
else
dResult = VMBExFCall((int)MySub->DllProc, MySub->Parameters, (int)Stack);
switch ( MySub->ResultType )
{
case VARTYPE_STR:
VMBPushRStack((char*)iResult, VMBStrLen((char*)iResult));
break;
case VARTYPE_INT:
RBuffer = (char*)VMBAlloc(16);
sprintf(RBuffer, "%i", iResult);
VMBPushRStack((char*)RBuffer, VMBStrLen((char*)RBuffer));
RBuffer = VMBFree(RBuffer);
break;
case VARTYPE_BOOL:
if ( iResult )
{
VMBPushRStack("1", 1);
} else {
VMBPushRStack("0", 1);
}
break;
case VARTYPE_FLOAT:
RBuffer = (char*)VMBGetFloatFloat(dResult);
VMBPushRStack(RBuffer, VMBStrLen(RBuffer));
RBuffer = VMBFree(RBuffer);
break;
}
VMBFree(Stack);
}
}
extern void *CMD_Pointers[];
// -----------------------------------------------------------------------------
// VMBCallCustomSub() - führt eine benutzerdefinierte Sub aus, inkl Rückgabewert
// -----------------------------------------------------------------------------
void VMBCallCustomSubWithReturn(VMBSub *CallSub)
{
char *CC = (char*)VMBAlloc(5);
VMBCmd *CCMD;
VMBSub *MySub;
#ifdef VMBFASTCALL
int *FastCallSub = NULL;
#endif
do {
VMBProcessMessages();
#ifndef FINAL
if ( ( isStepMode == FALSE ) || ( ( isStopped == FALSE ) && ( isStepMode == TRUE) ) )
{
#endif
VMBGetCurrentCode(CC);
RTL_Code += 5;
#ifdef VMBFASTCALL
if ( FastCallPtr )
{
FastCallSub = (int*)((int)FastCallPtr + (int)RTL_Code - (int)RTL_CodeOrig - 5);
if ( FastCallSub != NULL && *FastCallSub != 0x0000 )
{
void (*VMBRunCMD)() = (void (*)()) (int)*FastCallSub;
VMBRunCMD();
if ( !VMBCodeCMP(CC, "CS01") || !VMBCodeCMP(CC, "CS02") )
{
break;
}
if ( isRStackUsed )
VMBResetRStack();
if (isTerminated == TRUE)
break;
continue;
}
}
#endif
CCMD = (VMBCmd*)VMBFindCMD(CC);
if (CCMD == NULL)
{
if (*CC == '1')
{
MySub = (VMBSub*)VMBGetSubByID(atoi(CC));
if ( MySub == NULL )
{
isTerminated = TRUE;
VMBPanic(43);
} else {
VMBCallCustomSub(MySub);
}
} else {
isTerminated = TRUE;
VMBPanic(43);
}
} else {
#if VERBOSE > 0
VMBDebug(" -> VMBRunCMD(\"%s\") -> @ 0x%08x", CCMD->CommandName, CCMD->Pointer);
#endif
void (*VMBRunCMD)() = (void (*)()) CCMD->Pointer;
VMBRunCMD();
if ( !VMBCodeCMP(CCMD->CommandName, "CS01") || !VMBCodeCMP(CCMD->CommandName, "CS02") )
{
break;
}
#ifdef VMBFASTCALL
if ( FastCallPtr )
{
int *iTe = (char*)((int)FastCallPtr + (int)RTL_Code - (int)RTL_CodeOrig - 5);
*iTe = (int)CCMD->Pointer;
}
#endif
}
if (isRStackUsed == TRUE)
VMBResetRStack();
#ifndef FINAL
}
#endif
if (isTerminated == TRUE)
break;
} while ( 1 );
VMBFree(CC);
}
// -----------------------------------------------------------------------------
// VMBParseIt(int) - interpretiert Opcodes
// -----------------------------------------------------------------------------
char* VMBParseIt(int ShouldReturn)
{
int iTemp1, iTemp2, iTemp3;
double fTemp1;
char *sVTemp1, *sVTemp2;
char CC[5];
char CCT[5];
DWORD dTemp1;
VMBSub *MySub;
#ifdef VMBFASTCALL
int *FastCallSub = NULL;
#endif
resetNeeded = TRUE;
#if VERBOSE > 0
VMBDebug(" -> %s();", __func__ );
#endif
VMBCmd *CCMD; // = (VMBCmd *)VMBAlloc(sizeof(VMBCmd)+1);
do {
VMBProcessMessages();
#ifdef DEBUG
if ( ( isStepMode == FALSE ) || ( ( isStopped == FALSE ) && ( isStepMode == TRUE) ) )
#else
if ( isStopped == FALSE )
#endif
{
VMBGetCurrentCode(CC);
RTL_Code += 5;
#ifdef VMBFASTCALL
if ( FastCallPtr )
{
FastCallSub = (int*)((int)FastCallPtr + (int)RTL_Code - (int)RTL_CodeOrig - 5);
if ( FastCallSub != NULL && *FastCallSub != 0x0000 )
{
void (*VMBRunCMD)() = (void (*)()) (int)*FastCallSub;
VMBRunCMD();
if ( isRStackUsed )
VMBResetRStack();
if (isTerminated == TRUE)
break;
continue;
}
}
#endif
CCMD = (VMBCmd*)VMBFindCMD(CC);
if ( !CCMD )
{
if (*CC == '1')
{
MySub = (VMBSub*)VMBGetSubByID(atoi(CC));
if ( MySub )
{
VMBCallCustomSub(MySub);
} else {
isTerminated = TRUE;
#ifdef DEBUG
VMBDebug("CODE1: %s\r\n%s", CC, RTL_Code);
#endif
VMBPanic(44);
}
} else {
isTerminated = TRUE;
#ifdef DEBUG
VMBDebug("CODE2: %s\r\n%s", CC, RTL_Code);
#endif
VMBPanic(44);
}
} else {
#if VERBOSE > 0
VMBDebug(" -> VMBRunCMD(\"%s\") -> @ 0x%08x", CCMD->CommandName, CCMD->Pointer);
#endif
void (*VMBRunCMD)() = (void (*)()) CCMD->Pointer;
#ifdef VMBFASTCALL
if ( FastCallPtr )
{
int *iTe = (char*)((int)FastCallPtr + (int)RTL_Code - (int)RTL_CodeOrig - 5);
*iTe = (int)CCMD->Pointer;
}
#endif
VMBRunCMD();
}
}
if ( isRStackUsed )
VMBResetRStack();
// if (isStepMode == TRUE)
// isStopped = TRUE;
if (isTerminated == TRUE)
break;
} while ( 1 );
return NULL;
}
// -----------------------------------------------------------------------------
// VMBParse() - Einsprungspunkt aus WinMain()
// -----------------------------------------------------------------------------
void VMBParse()
{
#if VERBOSE > 0
VMBDebug(" -> %s();", __func__ );
#endif
if (isParsing == 1)
{
#ifdef DEBUG
VMBDebug("already in parsing mode!");
#endif
return;
}
#ifdef DEBUGGER
char *SrcAddr = RTL_Code;
char *CopySrc = NULL;
unsigned int iTemp;
while ( *SrcAddr != 0 )
SrcAddr++;
if ( *(--SrcAddr) != ':' )
VMBPanic(583);
*SrcAddr = '\0';
while ( SrcAddr >= RTL_Code )
{
if ( *--SrcAddr == ':' )
{
SrcAddr++;
break;
}
}
iTemp = iSrcSize = atoi(SrcAddr) + 1;
while ( iTemp-- )
{
SrcAddr--;
if ( *SrcAddr == 20 )
*SrcAddr = '\n';
}
SrcCode = (char*)VMBAlloc(iSrcSize+1);
strncpy(SrcCode, SrcAddr, iSrcSize);
CopySrc = SrcCode;
iTemp = 0;
while ( *CopySrc != '\0')
{
if ( *CopySrc == '\n' )
{
*CopySrc = '\0';
SendMessage(CC_hSrcView, LB_ADDSTRING, 0, (LPARAM)(LPCTSTR)CopySrc-iTemp);
iTemp = -1;
}
iTemp++;
CopySrc++;
}
iTemp = SendMessage(CC_hSrcView, LB_GETCOUNT, 0, 0);
SetScrollRange(CC_hSrcView, SB_VERT, 0, iTemp, 1);
*SrcAddr = '\0';
RTL_CodeSize = SrcAddr - RTL_Code;
SetWindowText(CC_SRC, RTL_Code);
#endif
Time1 = GetTickCount();
#ifdef DEBUG
if (resetNeeded == TRUE)
VMBRTLReset();
#endif
#ifdef DEBUGGER
isStepMode = TRUE;
#ifdef DEBUG
VMBDebug("StepMode is ON!");
#endif
#endif
/* an Parser übergeben */
isTerminated = FALSE;
if (RTL_Code != NULL)
{
#ifdef VMBFASTCALL
FastCallPtr = (void*)VMBAlloc(RTL_CodeSize+1);
#endif
isParsing = 1;
VMBParseIt( FALSE );
#ifdef DEBUG
VMBDebug("script executed in %ims", GetTickCount()-Time1);
#endif
}
#ifdef DEBUG
else
VMBDebug("There is no code to parse!");
#endif
isParsing = 0;
}
#endif