36 lines
1.2 KiB
C++
36 lines
1.2 KiB
C++
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#include "pch.h"
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#include "policy.h"
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HRESULT MyRegQueryPolicyValueEx(HKEY hPreferenceKey, HKEY hPolicyKey, LPWSTR pwszValue, LPWSTR pwszReserved, DWORD *pdwType, BYTE *pbData, DWORD *pcbData) {
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bool bUsedPolicySettings = false;
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DWORD dwError;
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HRESULT hr;
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if (NULL != hPolicyKey) {
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// Override with policy settings:
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dwError=RegQueryValueEx(hPolicyKey, pwszValue, NULL, pdwType, pbData, pcbData);
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if (ERROR_SUCCESS!=dwError) {
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hr=HRESULT_FROM_WIN32(dwError);
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// We don't worry if we can't read the value, we'll just take our default from the preferences.
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_IgnoreErrorStr(hr, "RegQueryValueEx", pwszValue);
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} else {
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bUsedPolicySettings = true;
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}
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}
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if (!bUsedPolicySettings) { // Couldn't read value from policy
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// Read the value from our preferences in the registry:
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dwError=RegQueryValueEx(hPreferenceKey, pwszValue, NULL, pdwType, pbData, pcbData);
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if (ERROR_SUCCESS!=dwError) {
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hr=HRESULT_FROM_WIN32(dwError);
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_JumpErrorStr(hr, error, "RegQueryValueEx", pwszValue);
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}
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}
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hr = S_OK;
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error:
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return hr;
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}
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