mirror of
https://github.com/reactos/reactos.git
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[SERVICES] Create a new control set on a non-setup boot.
This commit is contained in:
Eric Kohl
parent
c446ce0d62
commit
ea6dac3438
3 changed files with 386 additions and 4 deletions
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@ -25,6 +25,234 @@ static DWORD dwLastKnownGoodControlSet;
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/* FUNCTIONS *****************************************************************/
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/* FUNCTIONS *****************************************************************/
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static
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DWORD
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ScmCopyKey(HKEY hDstKey,
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HKEY hSrcKey)
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{
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#if (_WIN32_WINNT >= 0x0600)
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return RegCopyTreeW(hSrcKey,
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NULL,
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hDstKey);
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#else
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FILETIME LastWrite;
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DWORD dwSubKeys;
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DWORD dwValues;
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DWORD dwType;
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DWORD dwMaxSubKeyNameLength;
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DWORD dwSubKeyNameLength;
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DWORD dwMaxValueNameLength;
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DWORD dwValueNameLength;
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DWORD dwMaxValueLength;
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DWORD dwValueLength;
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DWORD dwDisposition;
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DWORD i;
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LPWSTR lpNameBuffer;
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LPBYTE lpDataBuffer;
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HKEY hDstSubKey;
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HKEY hSrcSubKey;
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DWORD dwError;
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DPRINT("ScmCopyKey()\n");
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dwError = RegQueryInfoKey(hSrcKey,
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NULL,
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NULL,
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NULL,
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&dwSubKeys,
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&dwMaxSubKeyNameLength,
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NULL,
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&dwValues,
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&dwMaxValueNameLength,
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&dwMaxValueLength,
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NULL,
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NULL);
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if (dwError != ERROR_SUCCESS)
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{
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DPRINT1("RegQueryInfoKey() failed (Error %lu)\n", dwError);
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return dwError;
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}
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dwMaxSubKeyNameLength++;
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dwMaxValueNameLength++;
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DPRINT("dwSubKeys %lu\n", dwSubKeys);
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DPRINT("dwMaxSubKeyNameLength %lu\n", dwMaxSubKeyNameLength);
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DPRINT("dwValues %lu\n", dwValues);
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DPRINT("dwMaxValueNameLength %lu\n", dwMaxValueNameLength);
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DPRINT("dwMaxValueLength %lu\n", dwMaxValueLength);
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/* Copy subkeys */
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if (dwSubKeys != 0)
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{
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lpNameBuffer = HeapAlloc(GetProcessHeap(),
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0,
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dwMaxSubKeyNameLength * sizeof(WCHAR));
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if (lpNameBuffer == NULL)
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{
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DPRINT1("Buffer allocation failed\n");
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return ERROR_NOT_ENOUGH_MEMORY;
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}
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for (i = 0; i < dwSubKeys; i++)
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{
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dwSubKeyNameLength = dwMaxSubKeyNameLength;
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dwError = RegEnumKeyExW(hSrcKey,
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i,
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lpNameBuffer,
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&dwSubKeyNameLength,
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NULL,
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NULL,
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NULL,
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&LastWrite);
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if (dwError != ERROR_SUCCESS)
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{
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DPRINT1("Subkey enumeration failed (Error %lu)\n", dwError);
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HeapFree(GetProcessHeap(),
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0,
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lpNameBuffer);
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return dwError;
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}
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dwError = RegCreateKeyExW(hDstKey,
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lpNameBuffer,
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0,
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NULL,
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REG_OPTION_NON_VOLATILE,
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KEY_WRITE,
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NULL,
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&hDstSubKey,
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&dwDisposition);
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if (dwError != ERROR_SUCCESS)
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{
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DPRINT1("Subkey creation failed (Error %lu)\n", dwError);
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HeapFree(GetProcessHeap(),
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0,
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lpNameBuffer);
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return dwError;
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}
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dwError = RegOpenKeyExW(hSrcKey,
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lpNameBuffer,
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0,
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KEY_READ,
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&hSrcSubKey);
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if (dwError != ERROR_SUCCESS)
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{
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DPRINT1("Error: %lu\n", dwError);
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RegCloseKey(hDstSubKey);
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HeapFree(GetProcessHeap(),
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0,
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lpNameBuffer);
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return dwError;
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}
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dwError = ScmCopyKey(hDstSubKey,
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hSrcSubKey);
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if (dwError != ERROR_SUCCESS)
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{
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DPRINT1("Error: %lu\n", dwError);
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RegCloseKey (hSrcSubKey);
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RegCloseKey (hDstSubKey);
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HeapFree(GetProcessHeap(),
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0,
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lpNameBuffer);
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return dwError;
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}
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RegCloseKey(hSrcSubKey);
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RegCloseKey(hDstSubKey);
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}
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HeapFree(GetProcessHeap(),
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0,
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lpNameBuffer);
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}
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/* Copy values */
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if (dwValues != 0)
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{
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lpNameBuffer = HeapAlloc(GetProcessHeap(),
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0,
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dwMaxValueNameLength * sizeof(WCHAR));
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if (lpNameBuffer == NULL)
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{
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DPRINT1("Buffer allocation failed\n");
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return ERROR_NOT_ENOUGH_MEMORY;
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}
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lpDataBuffer = HeapAlloc(GetProcessHeap(),
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0,
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dwMaxValueLength);
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if (lpDataBuffer == NULL)
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{
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DPRINT1("Buffer allocation failed\n");
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HeapFree(GetProcessHeap(),
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0,
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lpNameBuffer);
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return ERROR_NOT_ENOUGH_MEMORY;
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}
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for (i = 0; i < dwValues; i++)
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{
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dwValueNameLength = dwMaxValueNameLength;
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dwValueLength = dwMaxValueLength;
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dwError = RegEnumValueW(hSrcKey,
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i,
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lpNameBuffer,
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&dwValueNameLength,
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NULL,
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&dwType,
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lpDataBuffer,
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&dwValueLength);
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if (dwError != ERROR_SUCCESS)
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{
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DPRINT1("Error: %lu\n", dwError);
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HeapFree(GetProcessHeap(),
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0,
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lpDataBuffer);
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HeapFree(GetProcessHeap(),
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0,
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lpNameBuffer);
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return dwError;
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}
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dwError = RegSetValueExW(hDstKey,
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lpNameBuffer,
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0,
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dwType,
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lpDataBuffer,
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dwValueLength);
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if (dwError != ERROR_SUCCESS)
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{
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DPRINT1("Error: %lu\n", dwError);
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HeapFree(GetProcessHeap(),
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0,
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lpDataBuffer);
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HeapFree(GetProcessHeap(),
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0,
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lpNameBuffer);
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return dwError;
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}
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}
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HeapFree(GetProcessHeap(),
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0,
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lpDataBuffer);
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HeapFree(GetProcessHeap(),
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0,
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lpNameBuffer);
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}
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DPRINT("ScmCopyKey() done \n");
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return ERROR_SUCCESS;
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#endif
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}
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static
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BOOL
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BOOL
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ScmGetControlSetValues(VOID)
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ScmGetControlSetValues(VOID)
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{
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{
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@ -102,4 +330,157 @@ ScmGetControlSetValues(VOID)
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return TRUE;
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return TRUE;
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}
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}
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static
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DWORD
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ScmSetLastKnownGoodControlSet(
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DWORD dwControlSet)
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{
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HKEY hSelectKey;
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DWORD dwError;
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dwError = RegOpenKeyExW(HKEY_LOCAL_MACHINE,
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L"System\\Select",
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0,
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KEY_WRITE,
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&hSelectKey);
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if (dwError != ERROR_SUCCESS)
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return dwError;
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dwError = RegSetValueExW(hSelectKey,
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L"LastKnownGood",
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0,
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REG_DWORD,
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(LPBYTE)&dwControlSet,
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sizeof(dwControlSet));
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RegCloseKey(hSelectKey);
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return dwError;
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}
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static
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DWORD
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ScmGetSetupInProgress(VOID)
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{
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DWORD dwError;
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HKEY hKey;
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DWORD dwType;
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DWORD dwSize;
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DWORD dwSetupInProgress = (DWORD)-1;
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DPRINT("ScmGetSetupInProgress()\n");
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/* Open key */
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dwError = RegOpenKeyExW(HKEY_LOCAL_MACHINE,
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L"SYSTEM\\Setup",
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0,
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KEY_QUERY_VALUE,
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&hKey);
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if (dwError == ERROR_SUCCESS)
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{
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/* Read key */
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dwSize = sizeof(DWORD);
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RegQueryValueExW(hKey,
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L"SystemSetupInProgress",
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NULL,
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&dwType,
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(LPBYTE)&dwSetupInProgress,
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&dwSize);
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RegCloseKey(hKey);
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}
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DPRINT("SetupInProgress: %lu\n", dwSetupInProgress);
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return dwSetupInProgress;
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}
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BOOL
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ScmUpdateControlSets(VOID)
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{
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WCHAR szCurrentControlSetName[32];
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WCHAR szNewControlSetName[32];
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HKEY hCurrentControlSetKey = NULL;
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HKEY hNewControlSetKey = NULL;
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DWORD dwNewControlSet, dwDisposition;
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DWORD dwError;
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/* Do not create a new control set when the system setup is running */
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if (ScmGetSetupInProgress() != 0)
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{
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DPRINT1("No new control set because we are in setup mode!\n");
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return TRUE;
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}
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/* Get the control set values */
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if (!ScmGetControlSetValues())
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return FALSE;
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/* Search for a new control set number */
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for (dwNewControlSet = 1; dwNewControlSet < 1000; dwNewControlSet++)
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{
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if ((dwNewControlSet != dwCurrentControlSet) &&
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(dwNewControlSet != dwDefaultControlSet) &&
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(dwNewControlSet != dwFailedControlSet) &&
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(dwNewControlSet != dwLastKnownGoodControlSet))
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break;
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}
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/* Fail if we did not find an unused control set!*/
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if (dwNewControlSet >= 1000)
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{
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DPRINT1("Too many control sets!\n");
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return FALSE;
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}
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/* Create the current control set name */
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swprintf(szCurrentControlSetName, L"SYSTEM\\ControlSet%03lu", dwCurrentControlSet);
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DPRINT("Current control set: %S\n", szCurrentControlSetName);
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/* Create the new control set name */
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swprintf(szNewControlSetName, L"SYSTEM\\ControlSet%03lu", dwNewControlSet);
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DPRINT("New control set: %S\n", szNewControlSetName);
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/* Open the current control set key */
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dwError = RegOpenKeyExW(HKEY_LOCAL_MACHINE,
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szCurrentControlSetName,
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0,
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KEY_READ,
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&hCurrentControlSetKey);
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if (dwError != ERROR_SUCCESS)
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goto done;
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/* Create the new control set key */
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dwError = RegCreateKeyExW(HKEY_LOCAL_MACHINE,
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szNewControlSetName,
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0,
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NULL,
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REG_OPTION_NON_VOLATILE,
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KEY_WRITE,
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NULL,
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&hNewControlSetKey,
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&dwDisposition);
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if (dwError != ERROR_SUCCESS)
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goto done;
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/* Copy the current control set to the new control set */
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dwError = ScmCopyKey(hNewControlSetKey,
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hCurrentControlSetKey);
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if (dwError != ERROR_SUCCESS)
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goto done;
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/* Set the new 'LastKnownGood' control set */
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dwError = ScmSetLastKnownGoodControlSet(dwNewControlSet);
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done:
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if (hNewControlSetKey != NULL)
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RegCloseKey(hNewControlSetKey);
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if (hCurrentControlSetKey != NULL)
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RegCloseKey(hCurrentControlSetKey);
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return (dwError == ERROR_SUCCESS);
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}
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/* EOF */
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/* EOF */
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@ -178,10 +178,10 @@ wWinMain(HINSTANCE hInstance,
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/* FIXME: more initialization */
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/* FIXME: more initialization */
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/* Read the control set values */
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/* Update the control sets */
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if (!ScmGetControlSetValues())
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if (!ScmUpdateControlSets())
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{
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{
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DPRINT1("SERVICES: Failed to read the control set values\n");
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DPRINT1("SERVICES: Failed to update the control sets\n");
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goto done;
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goto done;
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}
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}
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@ -159,7 +159,8 @@ ScmDecryptPassword(
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/* controlset.c */
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/* controlset.c */
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BOOL ScmGetControlSetValues(VOID);
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BOOL
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ScmUpdateControlSets(VOID)
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/* database.c */
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/* database.c */
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