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Copy pathDebugTrace.cpp
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91 lines (68 loc) · 2.13 KB
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#include "stdafx.h"
#ifdef _DEBUG
#include "DebugTrace.h"
#include <malloc.h>
#include <stdio.h>
#include <stdarg.h>
#include <string.h>
#include <Windows.h>
#include <DbgHelp.h>
// static volatile long s_debugLineCount;
volatile long *allocateLineCount()
{
static volatile long *lineCount;
lineCount = (long*)_aligned_malloc(sizeof(long), 32);
*lineCount = 0;
return lineCount;
}
void printStack()
{
unsigned int i;
void * stack[ 100 ];
unsigned short frames;
SYMBOL_INFO * symbol;
HANDLE process;
char buffer[500]{};
int bufferRemaining = 500;
int usedBuffer;
char *output = buffer;
process = GetCurrentProcess();
SymInitialize( process, NULL, TRUE );
frames = CaptureStackBackTrace( 1, 15, stack, NULL );
symbol = ( SYMBOL_INFO * )calloc( sizeof( SYMBOL_INFO ) + 256 * sizeof( char ), 1 );
symbol->MaxNameLen = 255;
symbol->SizeOfStruct = sizeof( SYMBOL_INFO );
for( i = 0; i < frames; i++ )
{
SymFromAddr( process, ( DWORD64 )( stack[ i ] ), 0, symbol );
usedBuffer = _snprintf_s(output, bufferRemaining, bufferRemaining, "%i: %s - 0x%I64X\n", frames - i - 1, symbol->Name, symbol->Address );
bufferRemaining -= usedBuffer;
output += usedBuffer;
}
debugTraceVars("STACK %s", buffer);
free( symbol );
}
void debugTraceStr(const std::wstringstream& item)
{
static volatile long *lineCount = allocateLineCount();
FILETIME timestamp;
GetSystemTimeAsFileTime(×tamp);
long currentLine = InterlockedIncrement(lineCount);
std::wstringstream debug;
debug << L"PY>" << std::setfill(L'0') << std::setw(5) << ::GetCurrentThreadId()
<< L" " << std::setw(5) << std::setfill(L' ') << currentLine
<< L" " << std::setw(8) << std::setfill(L' ') << timestamp.dwLowDateTime
<< L" " << item.str();
OutputDebugString(debug.str().c_str());
}
void debugTraceVars(const char *format, ...)
{
va_list args;
va_start( args, format );
char buffer[500];
vsprintf_s<500>(buffer, format, args);
std::wstringstream result;
result << buffer;
debugTraceStr(result);
}
#endif