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#include <windows.h>
#include "Winamp.h"
#include "resource.h"
#include "WinampFactory.h"
#define INITGUID
#include <guiddef.h>
#include <strsafe.h>
//D9C17076-9F55-49b5-8BEB-6A857931E62C
DEFINE_GUID(CLSID_Winamp,0xD9C17076,0x9F55,0x49b5,0x8B,0xEB,0x6A,0x85,0x79,0x31,0xE6,0x2C);
static HRESULT UnregisterComponent(const CLSID &clsid);
static HRESULT RegisterComponent(HMODULE hModule, const CLSID &clsid, LPCWSTR pszFriendlyName);
static const WCHAR szComponentFriendlyName[] = L"Winamp Application Detector";
static HINSTANCE hMainInstance=0;
static DWORD regID = 0;
extern "C"
BOOL WINAPI DllMain(HINSTANCE hInstance, DWORD dwReason, LPVOID /*lpReserved*/)
{
if (dwReason == DLL_PROCESS_ATTACH)
{
hMainInstance=hInstance;
// CoRegisterClassObject(CLSID_Winamp,(IClassFactory*)&cf, CLSCTX_INPROC_SERVER, REGCLS_MULTIPLEUSE, ®ID);
}
return TRUE; // ok
}
STDAPI DllRegisterServer()
{
HRESULT hr(S_OK);
hr = RegisterComponent(hMainInstance, CLSID_Winamp, szComponentFriendlyName);
return hr;
}
STDAPI DllCanUnloadNow()
{
return S_OK;
}
STDAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID * ppv)
{
HRESULT hr = E_OUTOFMEMORY;
*ppv = NULL;
WinampFactory *winampFactory = new WinampFactory();
if (winampFactory != NULL) {
hr = winampFactory->QueryInterface(riid, ppv);
winampFactory->Release();
}
return hr;
}
STDAPI DllUnregisterServer()
{
HRESULT hr(S_OK);
hr = UnregisterComponent(CLSID_Winamp);
return hr;
}
static BOOL WriteRegKey(HKEY hKeyParent, LPCWSTR pszKey, LPCWSTR pszValue, HKEY *phKey = NULL)
{
HKEY hKey;
LONG result;
result = RegCreateKeyExW(hKeyParent, pszKey, 0, NULL, REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL, &hKey, NULL);
if (ERROR_SUCCESS != result || !hKey) return FALSE;
if (pszValue) {
result = RegSetValueExW(hKey, NULL, 0, REG_SZ, (BYTE*)pszValue, (DWORD)(sizeof(wchar_t)*(1 + lstrlenW(pszValue))));
}
if (!phKey) RegCloseKey(hKey);
else *phKey = hKey;
return (ERROR_SUCCESS == result);
}
static BOOL WriteRegValue(HKEY hKeyParent, LPCWSTR pszKey, LPCWSTR pszEntry, LPCWSTR pszValue)
{
HKEY hKey;
LONG result;
result = RegOpenKeyExW(hKeyParent, pszKey, 0, KEY_SET_VALUE, &hKey);
if (ERROR_SUCCESS != result || !hKey) return FALSE;
if (pszValue)
{
result = RegSetValueEx(hKey, pszEntry, 0, REG_SZ, (BYTE*)pszValue, (DWORD)(sizeof(wchar_t)*(1 + lstrlenW(pszValue))));
}
RegCloseKey(hKey);
return (ERROR_SUCCESS == result);
}
static BOOL WriteRegValue(HKEY hKeyParent, LPCWSTR pszKey, LPCWSTR pszEntry, DWORD pszValue)
{
HKEY hKey;
LONG result;
result = RegOpenKeyExW(hKeyParent, pszKey, 0, KEY_SET_VALUE, &hKey);
if (ERROR_SUCCESS != result || !hKey) return FALSE;
if (pszValue)
{
result = RegSetValueEx(hKey, pszEntry, 0, REG_DWORD, (BYTE*)&pszValue, sizeof(DWORD));
}
RegCloseKey(hKey);
return (ERROR_SUCCESS == result);
}
static LONG DeleteRegKey(HKEY hKeyParent, LPCWSTR pszKey)
{
HKEY hKey;
LONG result;
FILETIME time;
WCHAR szBuffer[512];
DWORD dwSize = sizeof(szBuffer)/sizeof(WCHAR);
result = RegOpenKeyExW(hKeyParent, pszKey, 0, KEY_SET_VALUE | KEY_ENUMERATE_SUB_KEYS , &hKey);
if (ERROR_SUCCESS != result) return result;
while (ERROR_SUCCESS == RegEnumKeyExW(hKey, 0, szBuffer, &dwSize, NULL, NULL, NULL, &time))
{
if (ERROR_SUCCESS != (result = DeleteRegKey(hKey, szBuffer)))
{
RegCloseKey(hKey);
return result;
}
dwSize = sizeof(szBuffer)/sizeof(WCHAR);
}
RegCloseKey(hKey);
return RegDeleteKeyW(hKeyParent, pszKey);
}
static HRESULT RegisterComponent(HMODULE hModule, const CLSID &clsid, LPCWSTR pszFriendlyName)
{
HKEY hKey, hKey2=0;
BOOL br;
WCHAR szBuffer[MAX_PATH], szCLSID[64];
if (!StringFromGUID2(clsid, szCLSID, sizeof(szCLSID)/sizeof(WCHAR))) return E_OUTOFMEMORY;
StringCchPrintfW(szBuffer, sizeof(szBuffer)/sizeof(WCHAR), L"CLSID\\%s", szCLSID);
if (!WriteRegKey(HKEY_CLASSES_ROOT, szBuffer, pszFriendlyName, &hKey)) return E_ACCESSDENIED;
if (!GetModuleFileNameW(hModule, szBuffer, sizeof(szBuffer)/sizeof(WCHAR))) return S_FALSE;
//wchar_t localizedString[MAX_PATH+15];
//StringCbPrintf(localizedString, sizeof(localizedString), L"@%s,-%u", szBuffer, IDS_WINAMP);
br = (WriteRegKey(hKey, L"InProcServer32" , szBuffer, &hKey2) &&
WriteRegValue(hKey2, NULL, L"ThreadingModel", L"Both"));
RegCloseKey(hKey);
if (hKey2) RegCloseKey(hKey2);
if (!br) return E_ACCESSDENIED;
return S_OK;
}
static HRESULT UnregisterComponent(const CLSID &clsid)
{
LONG result;
WCHAR szBuffer[MAX_PATH], szCLSID[64];
if (!StringFromGUID2(clsid, szCLSID, sizeof(szCLSID)/sizeof(WCHAR))) return E_OUTOFMEMORY;
StringCchPrintfW(szBuffer, sizeof(szBuffer)/sizeof(WCHAR), L"CLSID\\%s", szCLSID);
result = DeleteRegKey(HKEY_CLASSES_ROOT, szBuffer);
if (ERROR_SUCCESS != result && ERROR_FILE_NOT_FOUND != result) return S_FALSE;
return S_OK;
}
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