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[SHLWAPI] Fix SHRegGetCLSIDKeyW

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Mark Jansen 2020-04-27 12:53:47 +02:00
parent c6a8a9c145
commit ac215455bb
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1 changed files with 17 additions and 0 deletions
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17
dll/win32/shlwapi/reg.c
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@ -2422,16 +2422,32 @@ HRESULT WINAPI SHRegGetCLSIDKeyA(REFGUID guid, LPCSTR lpszValue, BOOL bUseHKCU,
HRESULT WINAPI SHRegGetCLSIDKeyW(REFGUID guid, LPCWSTR lpszValue, BOOL bUseHKCU,
BOOL bCreate, PHKEY phKey)
{
#ifndef __REACTOS__
static const WCHAR szClassIdKey[] = { 'S','o','f','t','w','a','r','e','\\',
'M','i','c','r','o','s','o','f','t','\\','W','i','n','d','o','w','s','\\',
'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
'E','x','p','l','o','r','e','r','\\','C','L','S','I','D','\\' };
#endif
#define szClassIdKeyLen (sizeof(szClassIdKey)/sizeof(WCHAR))
WCHAR szKey[MAX_PATH];
DWORD dwRet;
HKEY hkey;
/* Create the key string */
#ifdef __REACTOS__
// https://www.geoffchappell.com/studies/windows/shell/shlwapi/api/reg/reggetclsidkey.htm
WCHAR* ptr;
wcscpy(szKey, bUseHKCU ? L"Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\CLSID\\" : L"CLSID\\");
ptr = szKey + wcslen(szKey);
SHStringFromGUIDW(guid, ptr, 39); /* Append guid */
if (lpszValue)
{
ptr = szKey + wcslen(szKey);
wcscat(ptr, L"\\");
wcscat(++ptr, lpszValue);
}
#else
memcpy(szKey, szClassIdKey, sizeof(szClassIdKey));
SHStringFromGUIDW(guid, szKey + szClassIdKeyLen, 39); /* Append guid */
@ -2440,6 +2456,7 @@ HRESULT WINAPI SHRegGetCLSIDKeyW(REFGUID guid, LPCWSTR lpszValue, BOOL bUseHKCU,
szKey[szClassIdKeyLen + 39] = '\\';
strcpyW(szKey + szClassIdKeyLen + 40, lpszValue); /* Append value name */
}
#endif
hkey = bUseHKCU ? HKEY_CURRENT_USER : HKEY_CLASSES_ROOT;