unsigned long CrashFilter(LPEXCEPTION_POINTERS pException, int exceptionCode)
{
unsigned long result;
if ((result = UnhandledExceptionFilter(pException)) != EXCEPTION_EXECUTE_HANDLER)
{
return result;
}
else if (avmthane::show_error)
{
// if -error option dont do a dump
return EXCEPTION_CONTINUE_SEARCH;
}
AvmLog("avmplus crash: exception 0x%08lX occurred\n", exceptionCode);
typedef BOOL (WINAPI *MINIDUMP_WRITE_DUMP)(
HANDLE hProcess,
DWORD ProcessId,
HANDLE hFile,
MINIDUMP_TYPE DumpType,
PMINIDUMP_EXCEPTION_INFORMATION ExceptionParam,
PMINIDUMP_USER_STREAM_INFORMATION UserStreamParam,
PMINIDUMP_CALLBACK_INFORMATION CallbackParam
);
HMODULE hDbgHelp = LoadLibrary("dbghelp.dll");
MINIDUMP_WRITE_DUMP MiniDumpWriteDump_ = (MINIDUMP_WRITE_DUMP)GetProcAddress(hDbgHelp,
"MiniDumpWriteDump");
if (MiniDumpWriteDump_)
{
MINIDUMP_EXCEPTION_INFORMATION M;
const char DumpPath[] = "avmplusCrash.dmp";
M.ThreadId = GetCurrentThreadId();
M.ExceptionPointers = pException;
M.ClientPointers = 0;
AvmLog("Writing minidump crash log to %s\n", DumpPath);
HANDLE hDumpFile = CreateFile(DumpPath, GENERIC_WRITE, 0,
NULL, CREATE_ALWAYS,
FILE_ATTRIBUTE_NORMAL, NULL);
MiniDumpWriteDump_(GetCurrentProcess(),
GetCurrentProcessId(),
hDumpFile,
MiniDumpNormal,
(pException) ? &M : NULL, NULL, NULL);
CloseHandle(hDumpFile);
}
else
{
AvmLog("minidump not available, no crash log written.\n");
}
return result;
}
void WordcodeTranslator::swprofStart()
{
swprof_code_fp = fopen("superwordprof_code.txt", "wb");
if (swprof_code_fp == NULL)
AvmLog("SUPERWORD PROFILING: COULD NOT OPEN CODE FILE.\n");
else
{
unsigned int signature = 0xC0DEC0DE;
fwrite(&signature, sizeof(uint32_t), 1, swprof_code_fp);
}
swprof_sample_fp = fopen("superwordprof_sample.txt", "wb");
if (swprof_sample_fp == NULL)
AvmLog("SUPERWORD PROFILING: COULD NOT OPEN SAMPLE FILE.\n");
else
{
unsigned int signature = 0xDA1ADA1A;
fwrite(&signature, sizeof(uint32_t), 1, swprof_sample_fp);
}
}
WinPlatform()
{
// Increase the accuracy of getTimer and Date to 1 ms from the 16 ms default
timeBeginPeriod(1);
// Initialize WSAStartup() only once
if( !WinSocket::Setup() ) {
AvmLog("Failed to initialize Winsock.\n");
printf("Failed to initialize Winsock.\n");
}
}
void WordcodeTranslator::swprofPC(const uint32_t* pc)
{
if (swprof_sample_fp != NULL) {
fwrite(&pc, sizeof(uint32_t*), 1, swprof_sample_fp);
#ifdef SUPERWORD_LIMIT
if (++sample_count == SUPERWORD_LIMIT) {
swprofStop();
AvmLog("SAMPLING HALTED.\n");
}
#endif
}
}
void WinPlatform::initializeLogging(const char* filename)
{
#if defined (UNDER_CE)
int filenameLen = VMPI_strlen(filename);
TCHAR* logname = new TCHAR[filenameLen+1];
mbstowcs(logname, filename, filenameLen+1);
_wfreopen(logname, L"w", stdout);
delete [] logname;
#else
FILE *f = freopen(filename, "w", stdout);
if (!f)
AvmLog("freopen %s failed.\n",filename);
#endif /* UNDER_CE */
}
