mirror of
https://github.com/reactos/reactos.git
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84 lines
2.4 KiB
C++
84 lines
2.4 KiB
C++
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/*
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* PROJECT: ReactOS Cicero
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* LICENSE: LGPL-2.1-or-later (https://spdx.org/licenses/LGPL-2.1-or-later)
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* PURPOSE: Cicero registry handling
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* COPYRIGHT: Copyright 2023 Katayama Hirofumi MZ <katayama.hirofumi.mz@gmail.com>
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*/
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#include "precomp.h"
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#include <cicreg.h>
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EXTERN_C LSTATUS
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_cicRegKey_Open(CicRegKey& self, HKEY hKey, LPCTSTR lpSubKey, REGSAM samDesired)
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{
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HKEY hNewKey;
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LSTATUS error = ::RegOpenKeyEx(hKey, lpSubKey, 0, samDesired, &hNewKey);
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if (error != ERROR_SUCCESS)
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return error;
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self.Close();
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self.m_hKey = hNewKey;
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return error;
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}
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EXTERN_C LSTATUS
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_cicRegKey_Create(CicRegKey& self, HKEY hKey, LPCTSTR lpSubKey)
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{
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HKEY hNewKey;
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LSTATUS error = ::RegCreateKeyEx(hKey, lpSubKey, 0, NULL, REG_OPTION_NON_VOLATILE,
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KEY_ALL_ACCESS, NULL, &hNewKey, NULL);
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if (error != ERROR_SUCCESS)
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return error;
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self.Close();
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self.m_hKey = hNewKey;
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return error;
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}
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EXTERN_C LSTATUS
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_cicRegKey_EnumValue(CicRegKey& self, DWORD dwIndex, LPTSTR lpValueName, DWORD cchValueName)
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{
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DWORD dwSaveLen = cchValueName;
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LSTATUS error = ::RegEnumValue(self.m_hKey, dwIndex, lpValueName, &cchValueName,
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NULL, NULL, NULL, NULL);
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if (dwSaveLen)
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lpValueName[error == ERROR_SUCCESS ? dwSaveLen - 1 : 0] = 0;
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return error;
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}
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EXTERN_C LSTATUS
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_cicRegKey_QuerySz(CicRegKey& self, LPCTSTR pszValueName, LPTSTR pszValue, DWORD cchValueMax)
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{
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DWORD cbValueMax = cchValueMax * sizeof(TCHAR);
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LSTATUS error = ::RegQueryValueEx(self.m_hKey, pszValueName, 0, NULL, (LPBYTE)pszValue, &cbValueMax);
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if (cchValueMax > 0)
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pszValue[(error == ERROR_SUCCESS) ? (cchValueMax - 1) : 0] = UNICODE_NULL;
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return error;
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}
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EXTERN_C LSTATUS
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_cicRegKey_RecurseDeleteKey(CicRegKey& self, LPCTSTR lpSubKey)
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{
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CicRegKey regKey;
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LSTATUS error = regKey.Open(self.m_hKey, lpSubKey, KEY_READ | KEY_WRITE);
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if (error != ERROR_SUCCESS)
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return error;
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TCHAR szName[MAX_PATH];
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DWORD cchName;
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do
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{
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cchName = _countof(szName);
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error = ::RegEnumKeyEx(regKey, 0, szName, &cchName, NULL, NULL, NULL, NULL);
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if (error != ERROR_SUCCESS)
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break;
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szName[_countof(szName) - 1] = UNICODE_NULL;
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error = regKey.RecurseDeleteKey(szName);
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} while (error == ERROR_SUCCESS);
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regKey.Close();
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return self.DeleteSubKey(lpSubKey);
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}
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