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// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
#include "precomp.h"
STDMETHODIMP UtilSearchParseFromXml(
__in UTIL_SEARCHES* pSearches,
__in IXMLDOMNode* pixnBootstrapperExtension
)
{
HRESULT hr = S_OK;
IXMLDOMNodeList* pixnNodes = NULL;
IXMLDOMNode* pixnNode = NULL;
DWORD cNodes = 0;
BSTR bstrNodeName = NULL;
LPWSTR scz = NULL;
// Select Util search nodes.
hr = XmlSelectNodes(pixnBootstrapperExtension, L"WixWindowsFeatureSearch", &pixnNodes);
BextExitOnFailure(hr, "Failed to select Util search nodes.");
// Get Util search node count.
hr = pixnNodes->get_length((long*)&cNodes);
BextExitOnFailure(hr, "Failed to get Util search node count.");
if (!cNodes)
{
ExitFunction();
}
// Allocate memory for searches.
pSearches->rgSearches = (UTIL_SEARCH*)MemAlloc(sizeof(UTIL_SEARCH) * cNodes, TRUE);
BextExitOnNull(pSearches->rgSearches, hr, E_OUTOFMEMORY, "Failed to allocate memory for search structs.");
pSearches->cSearches = cNodes;
// Parse search elements.
for (DWORD i = 0; i < cNodes; ++i)
{
UTIL_SEARCH* pSearch = &pSearches->rgSearches[i];
hr = XmlNextElement(pixnNodes, &pixnNode, &bstrNodeName);
BextExitOnFailure(hr, "Failed to get next node.");
// @Id
hr = XmlGetAttributeEx(pixnNode, L"Id", &pSearch->sczId);
BextExitOnFailure(hr, "Failed to get @Id.");
// Read type specific attributes.
if (CSTR_EQUAL == ::CompareStringW(LOCALE_INVARIANT, 0, bstrNodeName, -1, L"WixWindowsFeatureSearch", -1))
{
pSearch->Type = UTIL_SEARCH_TYPE_WINDOWS_FEATURE_SEARCH;
// @Type
hr = XmlGetAttributeEx(pixnNode, L"Type", &scz);
BextExitOnFailure(hr, "Failed to get @Type.");
if (CSTR_EQUAL == ::CompareStringW(LOCALE_INVARIANT, 0, scz, -1, L"sha2CodeSigning", -1))
{
pSearch->WindowsFeatureSearch.type = UTIL_WINDOWS_FEATURE_SEARCH_TYPE_SHA2_CODE_SIGNING;
}
else
{
BextExitWithRootFailure(hr, E_INVALIDARG, "Invalid value for @Type: %ls", scz);
}
}
else
{
BextExitWithRootFailure(hr, E_UNEXPECTED, "Unexpected element name: %ls", bstrNodeName);
}
// prepare next iteration
ReleaseNullObject(pixnNode);
ReleaseNullBSTR(bstrNodeName);
}
LExit:
ReleaseStr(scz);
ReleaseBSTR(bstrNodeName);
ReleaseObject(pixnNode);
ReleaseObject(pixnNodes);
return hr;
}
void UtilSearchUninitialize(
__in UTIL_SEARCHES* pSearches
)
{
if (pSearches->rgSearches)
{
for (DWORD i = 0; i < pSearches->cSearches; ++i)
{
UTIL_SEARCH* pSearch = &pSearches->rgSearches[i];
ReleaseStr(pSearch->sczId);
}
MemFree(pSearches->rgSearches);
}
}
STDMETHODIMP UtilSearchExecute(
__in UTIL_SEARCHES* pSearches,
__in LPCWSTR wzSearchId,
__in LPCWSTR wzVariable,
__in IBootstrapperExtensionEngine* pEngine
)
{
HRESULT hr = S_OK;
UTIL_SEARCH* pSearch = NULL;
hr = UtilSearchFindById(pSearches, wzSearchId, &pSearch);
BextExitOnFailure(hr, "Search id '%ls' is unknown to the util extension.", wzSearchId);
switch (pSearch->Type)
{
case UTIL_SEARCH_TYPE_WINDOWS_FEATURE_SEARCH:
switch (pSearch->WindowsFeatureSearch.type)
{
case UTIL_WINDOWS_FEATURE_SEARCH_TYPE_SHA2_CODE_SIGNING:
hr = UtilPerformDetectSHA2CodeSigning(wzVariable, pSearch, pEngine);
break;
default:
hr = E_UNEXPECTED;
}
break;
default:
hr = E_UNEXPECTED;
}
LExit:
return hr;
}
STDMETHODIMP UtilSearchFindById(
__in UTIL_SEARCHES* pSearches,
__in LPCWSTR wzId,
__out UTIL_SEARCH** ppSearch
)
{
HRESULT hr = S_OK;
for (DWORD i = 0; i < pSearches->cSearches; ++i)
{
UTIL_SEARCH* pSearch = &pSearches->rgSearches[i];
if (CSTR_EQUAL == ::CompareStringW(LOCALE_INVARIANT, 0, pSearch->sczId, -1, wzId, -1))
{
*ppSearch = pSearch;
ExitFunction1(hr = S_OK);
}
}
hr = E_NOTFOUND;
LExit:
return hr;
}
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