pinlog/log.cpp at master · int0/pinlog · GitHub

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#include<Windows.h>
#include<stdio.h>
#include"log.h"
#include<stdlib.h>

CLog::CLog()
{
	_FileHandle = NULL;
}

CLog::~CLog()
{
CloseLog();
}

voidwriteinfo(HANDLE file, constchar *format, va_list marker)
{
char buf[2048], *pos = buf;

	pos += vsprintf(pos, format, marker);

DWORD written;
WriteFile(file, buf, pos - buf, &written, NULL);
}

voidCLog::Print( constchar *format, ... )
{
if( _FileHandle != NULL && _FileHandle != INVALID_HANDLE_VALUE )
	{
 va_list marker;
va_start(marker, format);
writeinfo(_FileHandle, format, marker);
va_end(marker);
	}
}

boolCLog::OpenLog( char *filename )
{
	_FileHandle = CreateFileA( filename, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL );
return ( _FileHandle != INVALID_HANDLE_VALUE );
}

voidCLog::CloseLog()
{
CloseHandle( _FileHandle );
}


voidFormatArguments( char *buffer, char *format, void *args )
{
	va_list marker = (va_list)args;
vsprintf( buffer, format, marker );
}

staticAPI_ARGS_ARRAY *ArgFmt;

voidLoadApiArgsFormat()
{
FILE *f = fopen( "apiargs.txt", "rt" );

if( f == NULL )
return;

char ApiName[250];
char ApiArgs[512];

	ArgFmt = (API_ARGS_ARRAY *)malloc( sizeof(*ArgFmt) * 5000 );
memset( ArgFmt, 0, sizeof(*ArgFmt) * 5000 );

if( f != NULL )
	{
while( !feof( f ) )
 {
 ApiArgs[0] = 0;
 ApiName[0] = 0;

fscanf( f, "%s\t\"%[^\"]\"", &ApiName, &ApiArgs );
strcpy( ArgFmt->a[ArgFmt->Count].ApiName, ApiName );
strcpy( ArgFmt->a[ArgFmt->Count].ApiArgFormat, ApiArgs );
 ArgFmt->Count++;
 }
	}

fclose(f);
}

API_ARGS_FORMAT *FindFormatByName( constchar *ApiName )
{
if( ArgFmt == NULL )
returnNULL;

for ( unsignedint i = 0; i < ArgFmt->Count; i++ )
	{
//pLog->Print( "find = %s\n", ApiName );
if( strcmp( ArgFmt->a[i].ApiName, ApiName ) == 0 )
 {
return &ArgFmt->a[i];
 }
	}

returnNULL;
}