C++ CompareString函數代碼示例

BOOL CALLBACK DSEnumProc(LPGUID lpGUID, LPCTSTR lpszDesc, LPCTSTR lpszDrvName, LPVOID lpContext)
{
	LPGUID* pGUID = (LPGUID*)lpContext;

	if (pGUID == NULL) {
		return FALSE;
	}
	if ((*pGUID) != NULL) {
		return TRUE;
	}

	if (lpGUID != NULL) {
		// XP, 2k
	    if ((CompareString(MAKELCID(MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), SORT_DEFAULT), NORM_IGNORECASE, lpszDrvName, -1, TEXT("cmipci.sys"), -1) == CSTR_EQUAL) &&
		  (CompareString(MAKELCID(MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), SORT_DEFAULT), NORM_IGNORECASE, lpszDesc, -1, TEXT("CMI8738/8768 Wave"), -1) == CSTR_EQUAL)) {
			(*pGUID) = (LPGUID)LocalAlloc(LPTR, sizeof(GUID));
			memcpy((*pGUID), lpGUID, sizeof(GUID));
			return TRUE;
		}
		// Vista
		if (CompareString(MAKELCID(MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), SORT_DEFAULT), NORM_IGNORECASE, lpszDesc, -1, TEXT("Speakers (CMI8738/8768 Audio Device)"), -1) == CSTR_EQUAL) {
			(*pGUID) = (LPGUID)LocalAlloc(LPTR, sizeof(GUID));
			memcpy((*pGUID), lpGUID, sizeof(GUID));
			return TRUE;
		}
	}
	return TRUE;
}

int FilenameCompare( const TCHAR * pa, const TCHAR * pb )
{
	int diff = CompareString( LOCALE_USER_DEFAULT, NORM_IGNORECASE|NORM_IGNOREKANATYPE|NORM_IGNOREWIDTH, pa, -1, pb, -1 );
	if ( diff == CSTR_EQUAL )
		diff = CompareString( LOCALE_USER_DEFAULT, SORT_STRINGSORT, pa, -1, pb, -1 );
	return diff - CSTR_EQUAL;
}

long CDistDatabaseReactor::SelectRowId(int& nRowId,const char* strCadLyName,const char *strSdeLyName,int nIndex,AcDbDatabase* pDB)
{
	int nResult = 0;
	DIST_STRUCT_CHANGEROWID* pTemp = m_pRowIdData;

	int nID = int(pDB);
	nRowId = -1;

	while(pTemp != NULL)
	{
		if(nID == pTemp->nID && CompareString(strCadLyName,pTemp->strCadLyName)==0
			                 && CompareString(strSdeLyName,pTemp->strSdeLyName)==0)
		{
			int nCount = pTemp->RowIdArray.GetSize();
			if(nIndex>=0 && nIndex < nCount)
			{
				nRowId = pTemp->RowIdArray.GetAt(nIndex);
				nResult = 1;
			}
			break;
		}
		pTemp = pTemp->pNext;
	}

	return nResult;
}

void BootUpModule(void) {
	typedef enum {
		Bootup1, Passed, Error
	} BootUpState_Type;
	BootUpState_Type BootUpState = Bootup1;

	while (BootUpState != Passed) {
		switch (BootUpState) {

		case Bootup1:
			SendSim900("AT+Bootup\r\n");

			if (CompareString(buffer, "OK", 2)) {	//are the same
				FRTOS1_xSemaphoreGive(SuccessLedMutex);
				BootUpState = Passed;
			}
			break;

		default:
			BootUpState = Error;
			break;

		}
		FRTOS1_vTaskDelay(BOOTUP_STATEMACHINE_DELAY_MS/portTICK_PERIOD_MS);
	}
}

int FarString::CompareNoCase (const char * Str, size_t nLength) const
{
  if (nLength > fData->fLength+1)
    nLength = fData->fLength+1;
  return 2-CompareString (LOCALE_USER_DEFAULT, NORM_IGNORECASE, fData->fText, nLength,
    Str, nLength);
}

static int CALLBACK CompareListItem(LPARAM lParam1, LPARAM lParam2, LPARAM lParamSort)
{
	int cmp = CompareString((LCID)lParamSort, 0, ((LANGPACK_INFO*)lParam1)->szLanguage, -1, ((LANGPACK_INFO*)lParam2)->szLanguage, -1);
	if (cmp != 0)
		cmp -= 2;
	return cmp;
}

int main() {
	Student stus[] = {{"a",10},{"b",50},{"c",20}};
	for(Student* s=stus;s!=stus+3;++s){
		std::cout<<s->name<<" "<<s->score<<"\n";
	}
	Student *end = stus + sizeof(stus)/sizeof(stus[0]);
	Student *best = bestStudent(stus,end,&compareStudentScore);
	std::cout<<(*best).name<<"~~~~~~~~~~~"<<(*best).score<<std::endl;
	
	int num[] = {1,2,4,6,8,2,4};
	
	int *nEnd = num + sizeof(num)/sizeof(num[0]);
	{
		int *high = bestStudent(num,nEnd,&compareInt);
		std::cout<<*high<<std::endl;
	}
	
	{
	Compare2 comp;
	comp(3,6);
	int *high = bestStudent(num,nEnd,comp);
	std::cout<<*high<<std::endl;
	}
	
	const char* strs[]={"dsifewnrfsdfawoewaf","1654sdaf","w3rewasa3","29ajfdsof93"};
	
	const char **last = strs + sizeof(strs)/sizeof(strs[0]);
	std::sort(strs,last,CompareString());
	for(int i=0;i<4;i++) {
		std::cout<<strs[i]<<std::endl;
	}
	
	
	return 0;
}

_Use_decl_annotations_
DX9_exception::DX9_exception(HRESULT hr, const char* file_name, int line) noexcept : HRESULT_exception(hr, file_name, line)
{
    try
    {
        WCHAR wide_error_string[1024];
        PCWSTR dx_message = DXGetErrorStringW(m_hr);
        if(CompareString(LOCALE_INVARIANT, NORM_IGNORECASE, dx_message, -1, TEXT("Unknown"), -1) == CSTR_EQUAL)
        {
            assert(!"DX error string could not be found.  Was check_hr intended?");
            dx_message = L"Unknown error.";
        }

        StringCchPrintfW(wide_error_string, ARRAYSIZE(wide_error_string), L"Error: %08x: %s", m_hr, dx_message);

        const auto error_string = PortableRuntime::utf8_from_utf16(wide_error_string);
        PortableRuntime::dprintf("!%s(%d): %s\n", file_name, line, error_string.c_str());

        // Just save off the message now, but do the full formatting in what(), to allow exception unwind to free up some resources.
        m_what = std::make_shared<std::string>(std::move(error_string));
    }
    catch(const std::bad_alloc& ex)
    {
        (void)ex;       // Unreferenced parameter.

        PortableRuntime::dprintf("!Failed creation of exception object.\n");
    }
}

void GetConnection(void) {
	typedef enum {
		GetCon1, Passed, Error
	} GetConState_Type;
	GetConState_Type GetConState = GetCon1;

	while (GetConState != Passed) {
		switch (GetConState) {

		case GetCon1:
			SendSim900("AT+GetConnection\r\n");

			if (CompareString(buffer, "ok", 2)) {	//are the same
				FRTOS1_xSemaphoreGive(SuccessLedMutex);
				GetConState = Passed;
			}
			break;

		default:
			GetConState = Error;
			break;

		}
		FRTOS1_vTaskDelay(
				GET_CONNECTION_STATEMACHINE_DELAY_MS/portTICK_PERIOD_MS);
	}
}

BOOL getDeviceInfo(const GUID* category, CMIDEV* pDev)
{
	TCHAR  szServiceName[128];
	int    nIndex = 0;

	pDev->Info = SetupDiGetClassDevs(category, NULL, NULL, DIGCF_PRESENT | DIGCF_DEVICEINTERFACE);
	if (pDev->Info == INVALID_HANDLE_VALUE) {
		PrintLastError("SetupDiGetClassDevs()");
		return FALSE;
	}

	pDev->InfoData.cbSize = sizeof(SP_DEVINFO_DATA);

	while (SetupDiEnumDeviceInfo(pDev->Info, nIndex, &(pDev->InfoData))) {
		if (!SetupDiGetDeviceRegistryProperty(pDev->Info, &(pDev->InfoData), SPDRP_SERVICE, NULL, (PBYTE)szServiceName, sizeof(szServiceName), NULL)) {
			PrintLastError("SetupDiGetDeviceRegistryProperty()");
			SetupDiDestroyDeviceInfoList(pDev->Info);
	    	pDev->Info = NULL;
			return FALSE;
		}

		if (CompareString(MAKELCID(MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), SORT_DEFAULT), NORM_IGNORECASE, szServiceName, -1, TEXT("cmipci"), -1) == CSTR_EQUAL) {
			return TRUE;
		}
		nIndex++;
	}

	SetupDiDestroyDeviceInfoList(pDev->Info);
	pDev->Info = NULL;
	return FALSE;
}

int _RTLENTRY _EXPFUNC _mbsnbicoll( const unsigned char *__S1, const unsigned char *__S2, size_t n )
{
    int ret;

    ret = CompareString ( __locale->handle, NORM_IGNORECASE, (LPCTSTR)__S1, n, (LPCTSTR)__S2, n );
    return (ret-2);
}

UINT findWaveDeviceID()
{
	WAVEOUTCAPS  woc;
	UINT         i, numDev;

	numDev = waveOutGetNumDevs();
	for (i=0;i<numDev;i++) {
	    if (!waveOutGetDevCaps(i, &woc, sizeof(WAVEOUTCAPS))) {
			if ((CompareString(MAKELCID(MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), SORT_DEFAULT), NORM_IGNORECASE, woc.szPname, -1, TEXT("CMI8738/8768 Wave"), -1) == CSTR_EQUAL) ||
			    (CompareString(MAKELCID(MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), SORT_DEFAULT), NORM_IGNORECASE, woc.szPname, -1, TEXT("Speakers (CMI8738/8768 Audio De"), -1) == CSTR_EQUAL)) {
				return i;
			}
    	}
	}
	return WAVE_MAPPER;
}

STDMETHODIMP CImpIDispatch::GetIDsOfNames(
            /* [in] */ REFIID riid,
            /* [size_is][in] */ OLECHAR** rgszNames,
            /* [in] */ UINT cNames,
            /* [in] */ LCID lcid,
            /* [size_is][out] */ DISPID* rgDispId)
{
	HRESULT hr;
	UINT	i;

	// Assume some degree of success
	hr = NOERROR;

	// Hardcoded mapping for this sample
	// A more usual procedure would be to use a TypeInfo
	for ( i=0; i < cNames; i++)
	{
		if (  2 == CompareString( lcid, NORM_IGNOREWIDTH, (wchar_t*)pszExtend, 3, (wchar_t*)rgszNames[i], 3 ) )
		{
			rgDispId[i] = DISPID_Extend;
		}
		else
		{
			// One or more are unknown so set the return code accordingly
			hr = ResultFromScode(DISP_E_UNKNOWNNAME);
			rgDispId[i] = DISPID_UNKNOWN;
		}
	}
	return hr;
}

static Boolean LGetSelectedCellCommon(ListHandle listH, Cell *listCell, GetListCellTextProcType getCellText,
														Boolean first)
	/*	This function finds the alphabetically first or last cell (depending
		on the value of first) in the currently selected cells of the list.  It
		returns false if there are no selected cells.
	*/
{
	Boolean result;
	Str255 cellText;
	Str255 bestText;
	SInt16 indexOfBestText;

	assert(getCellText != NULL);

	// Establish some pre-conditions.

	result = false;
	listCell->h = 0;
	listCell->v = 0;
	indexOfBestText = 0;
	if (first) {
		bestText[0] = 0;
		bestText[1] = 255;
		bestText[2] = 255;
	} else {
		bestText[0] = 0;
	}
	
	// Loop through the selected cells, looking for the best text (ie the
	// alphabetically first or last).

	while ( LGetSelect(true, listCell, listH) ) {
		result = true;
		getCellText(listH, listCell, cellText);
		if ( (first && (CompareString(cellText, bestText, NULL) < 0)) ||
					(!first && (CompareString(cellText, bestText, NULL) > 0)) )  {
			indexOfBestText = listCell->v;
			BlockMoveData(cellText, bestText, cellText[0] + 1);
		}
		listCell->v += 1;
	}
	
	// Finish up.
	listCell->h = 0;
	listCell->v = indexOfBestText;
	return result;
}

int cliCompareContacts(const ClcContact *contact1, const ClcContact *contact2)
{
	ClcCacheEntry *c1 = contact1->pce, *c2 = contact2->pce;

	for (int i = 0; i < _countof(g_CluiData.bSortByOrder); i++) {
		BYTE &by = g_CluiData.bSortByOrder[i];

		if (by == SORTBY_STATUS) { //status
			int ordera = GetStatusModeOrdering(c1->getStatus());
			int orderb = GetStatusModeOrdering(c2->getStatus());
			if (ordera == orderb)
				continue;
			return ordera - orderb;
		}

		// one is offline: offline goes below online
		if (!g_CluiData.fSortNoOfflineBottom) {
			int statusa = c1->getStatus();
			int statusb = c2->getStatus();
			if ((statusa == ID_STATUS_OFFLINE) != (statusb == ID_STATUS_OFFLINE))
				return 2 * (statusa == ID_STATUS_OFFLINE) - 1;
		}

		int r = 0;

		switch (by) {
		case SORTBY_NAME: // name
			r = mir_wstrcmpi(contact1->szText, contact2->szText);
			break;

		case SORTBY_NAME_LOCALE: // name
			if (LocaleId == -1)
				LocaleId = Langpack_GetDefaultLocale();
			r = CompareString(LocaleId, NORM_IGNORECASE, SAFETSTRING(contact1->szText), -1, SAFETSTRING(contact2->szText), -1) - 2;
			break;

		case SORTBY_LASTMSG: // last message
			r = (int)CompareContacts2_getLMTime(contact2->hContact) - (int)CompareContacts2_getLMTime(contact1->hContact);
			break;

		case SORTBY_PROTO:
			if (contact1->proto == nullptr || contact2->proto == nullptr)
				continue;
			r = GetProtoIndex(contact1->proto) - GetProtoIndex(contact2->proto);
			break;

		case SORTBY_RATE:
			r = contact2->bContactRate - contact1->bContactRate; // reverse order 
			break;

		default: // should never happen
			continue;
		}

		if (r != 0)
			return r;
	}
	return 0;
}