#include "StdAfx.h"
#include "Utilities.h"


CUtilities::CUtilities()
{
}


CUtilities::~CUtilities()
{
}

BOOL CUtilities::ReleaseRes(UINT ResID,LPCTSTR lpType,LPCTSTR destFile)
{
	//查找资源文件
	HRSRC res = FindResource(NULL, MAKEINTRESOURCE(ResID), lpType);   //实际使用时修改这里即可MAKEINTRESOURCE(IDR_SYS),TEXT("BINARY")
	if (!res)
		return FALSE;
	//加载资源
	HGLOBAL resGlobal = LoadResource(NULL, res);
	if (!resGlobal)
		return FALSE;
	//资源文件大小
	DWORD size = SizeofResource(NULL, res);
	//锁定资源
	BYTE* ptr = (BYTE*)LockResource(resGlobal);
	if (!ptr)
		return FALSE;
	//创建文件   实际使用时修改XXX.sys
	HANDLE hFile = CreateFile(destFile, GENERIC_WRITE,
		0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
	if (hFile == INVALID_HANDLE_VALUE)
		return FALSE;
	DWORD dw;
	//将资数据写入文件
	if (!WriteFile(hFile, ptr, size, &dw, NULL)){
		CloseHandle(hFile);
		return FALSE;
	}
	CloseHandle(hFile);
	return TRUE;

}


char * wchar2char(const wchar_t* wchar)
{
	char * m_char;
	int len = WideCharToMultiByte(CP_ACP, 0, wchar, wcslen(wchar), NULL, 0, NULL, NULL);
	m_char = new char[len + 1];
	WideCharToMultiByte(CP_ACP, 0, wchar, wcslen(wchar), m_char, len, NULL, NULL);
	m_char[len] = '\0';
	return m_char;
}

wchar_t * char2wchar(const char* cchar)
{
	wchar_t *m_wchar;
	int len = MultiByteToWideChar(CP_ACP, 0, cchar, strlen(cchar), NULL, 0);
	m_wchar = new wchar_t[len + 1];
	MultiByteToWideChar(CP_ACP, 0, cchar, strlen(cchar), m_wchar, len);
	m_wchar[len] = '\0';
	return m_wchar;
}

BOOL hexstr2int(CDuiString sHex,int &iRet)
{
	iRet = 0;
	BOOL bRet = FALSE;
	char* chex = wchar2char(sHex.GetData());
	char*hex = chex;
	int res = 0;
	for (; *hex; hex++)
	{
		int d = toupper(*hex);
		if (d >= '0' && d <= '9')d -= '0';
		else
		if (d >= 'A' && d <= 'F')d -= 'A' - 10;
		else  break;
		res = res * 16 + d;
	}
	iRet = res;
	delete[] chex;
	bRet = TRUE;
	return bRet;
}