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/* ScummVM - Scumm Interpreter
* Copyright (C) 2001-2006 The ScummVM project
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#include "CEException.h"
void CEException::writeString(HANDLE file, char *data) {
DWORD dummy;
WriteFile(file, data, strlen(data), &dummy, NULL);
WriteFile(file, "\r\n", 2, &dummy, NULL);
}
void CEException::writeBreak(HANDLE file) {
char tempo[100];
int i;
memset(tempo, 0, sizeof(tempo));
for (i=0; i<40; i++)
tempo[i] = '-';
writeString(file, tempo);
}
void CEException::dumpContext(HANDLE file, HANDLE hProcess, CONTEXT *context) {
char tempo[200];
unsigned char memoryDump[100];
DWORD size;
unsigned int i;
#ifdef ARM
writeBreak(file);
writeString(file, "Context dump");
sprintf(tempo, "R0=%.8x R1=%.8x R2=%.8x R3=%.8x R4=%.8x", context->R0, context->R1,
context->R2, context->R3, context->R4);
writeString(file, tempo);
sprintf(tempo, "R5=%.8x R6=%.8x R7=%.8x R8=%.8x R9=%.8x", context->R5, context->R6,
context->R7, context->R8, context->R9);
writeString(file, tempo);
sprintf(tempo, "R10=%.8x R11=%.8x R12=%.8x", context->R10, context->R11,
context->R12);
writeString(file, tempo);
sprintf(tempo, "Sp=%.8x Lr=%.8x Pc=%.8x Psr=%.8x", context->Sp, context->Lr,
context->Pc, context->Psr);
writeString(file, tempo);
writeBreak(file);
sprintf(tempo, "Memory dump at %.8x", context->Pc - (sizeof(memoryDump) / 2));
writeString(file, tempo);
if (ReadProcessMemory(hProcess, (LPCVOID)(context->Pc - (sizeof(memoryDump) / 2)), memoryDump, sizeof(memoryDump), &size)) {
for (i=0; i<size; i+=8) {
int j;
char digit[3];
int max;
max = size - i;
if (max > 8)
max = 8;
tempo[0] = '\0';
for (j=0; j<max; j++) {
sprintf(digit, "%.2x ", memoryDump[i + j]);
strcat(tempo, digit);
}
writeString(file, tempo);
}
}
#else
writeBreak(file);
writeString(file, "Context dump only available on ARM devices");
#endif
}
void CEException::dumpException(HANDLE file, EXCEPTION_RECORD *exceptionRecord) {
char tempo[200];
char exceptionName[50];
unsigned int i;
#if (_WIN32_WCE >= 300)
writeBreak(file);
switch(exceptionRecord->ExceptionCode) {
case EXCEPTION_ACCESS_VIOLATION :
strcpy(exceptionName, "Access Violation");
break;
case EXCEPTION_ARRAY_BOUNDS_EXCEEDED :
strcpy(exceptionName, "Array Bounds Exceeded");
break;
case EXCEPTION_DATATYPE_MISALIGNMENT :
strcpy(exceptionName, "Datatype Misalignment");
break;
case EXCEPTION_IN_PAGE_ERROR :
strcpy(exceptionName, "In Page Error");
break;
case EXCEPTION_INT_DIVIDE_BY_ZERO :
strcpy(exceptionName, "Int Divide By Zero");
break;
case EXCEPTION_INT_OVERFLOW :
strcpy(exceptionName, "Int Overflow");
break;
case EXCEPTION_STACK_OVERFLOW :
strcpy(exceptionName, "Stack Overflow");
break;
default:
sprintf(exceptionName, "%.8x", exceptionRecord->ExceptionCode);
break;
}
sprintf(tempo, "Exception %s Flags %.8x Address %.8x", exceptionName, exceptionRecord->ExceptionFlags,
exceptionRecord->ExceptionAddress);
writeString(file, tempo);
if (exceptionRecord->NumberParameters) {
for (i=0; i<exceptionRecord->NumberParameters; i++) {
sprintf(tempo, "Parameter %d %.8x", i, exceptionRecord->ExceptionInformation[i]);
writeString(file, tempo);
}
}
if (exceptionRecord->ExceptionRecord)
dumpException(file, exceptionRecord->ExceptionRecord);
#else
writeBreak(file);
writeString(file, "Cannot get exception information on this CE version");
#endif
}
bool CEException::writeException(TCHAR *path, EXCEPTION_POINTERS *exceptionPointers) {
HANDLE dumpFile;
TCHAR dumpFileName[MAX_PATH];
SYSTEMTIME systemTime;
GetSystemTime(&systemTime);
wsprintf(dumpFileName, TEXT("%s_%.2d_%.2d_%.4d_%.2d_%.2d_%.2d.txt"),
path, systemTime.wDay, systemTime.wMonth, systemTime.wYear,
systemTime.wHour, systemTime.wMinute, systemTime.wSecond);
dumpFile = CreateFile(dumpFileName, GENERIC_READ | GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if (dumpFile == INVALID_HANDLE_VALUE)
return false;
dumpException(dumpFile, exceptionPointers->ExceptionRecord);
dumpContext(dumpFile, GetCurrentProcess(), exceptionPointers->ContextRecord);
CloseHandle(dumpFile);
return true;
}
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