Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(268)

Unified Diff: base/wmi_query.cc

Issue 624713003: Keep only base/extractor.[cc|h]. (Closed) Base URL: https://chromium.googlesource.com/external/omaha.git@master
Patch Set: Created 6 years, 2 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« no previous file with comments | « base/wmi_query.h ('k') | base/wmi_query_unittest.cc » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: base/wmi_query.cc
diff --git a/base/wmi_query.cc b/base/wmi_query.cc
deleted file mode 100644
index a124262c6a7cc1f0a28c4dbd72df4e9f15054373..0000000000000000000000000000000000000000
--- a/base/wmi_query.cc
+++ /dev/null
@@ -1,204 +0,0 @@
-// Copyright 2006-2009 Google Inc.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-// ========================================================================
-
-
-#include "omaha/base/wmi_query.h"
-
-#include <atlcomcli.h>
-#include "omaha/base/debug.h"
-#include "omaha/base/logging.h"
-#include "omaha/base/utils.h"
-
-namespace omaha {
-
-WmiQuery::WmiQuery() : at_end_(true) {
-}
-
-WmiQuery::~WmiQuery() {
-}
-
-HRESULT WmiQuery::Connect(const TCHAR* resource) {
- UTIL_LOG(L6, (_T("[WmiQuery::Connect][resource=%s]"), resource));
- ASSERT1(resource && *resource);
-
- CComBSTR object_path;
- HRESULT hr = object_path.Append(resource);
- if (FAILED(hr)) {
- return hr;
- }
-
- hr = wbem_.CoCreateInstance(__uuidof(WbemLocator));
- if (FAILED(hr)) {
- return hr;
- }
-
- // Connect to WMI through the IWbemLocator::ConnectServer method. This
- // call can block up to 2 minutes on XP or indefinitely on Windows 2000 if
- // the server is broken.
- hr = wbem_->ConnectServer(object_path, // object path
- NULL, // username
- NULL, // password
- NULL, // locale
- WBEM_FLAG_CONNECT_USE_MAX_WAIT, // security flags
- NULL, // authority
- 0, // context
- &service_); // namespace
- if (FAILED(hr)) {
- return hr;
- }
-
- // Set security levels on the proxy.
- hr = ::CoSetProxyBlanket(service_,
- RPC_C_AUTHN_WINNT,
- RPC_C_AUTHZ_NONE,
- NULL,
- RPC_C_AUTHN_LEVEL_CALL,
- RPC_C_IMP_LEVEL_IMPERSONATE,
- NULL,
- EOAC_NONE);
- if (FAILED(hr)) {
- return hr;
- }
-
- return S_OK;
-}
-
-HRESULT WmiQuery::Query(const TCHAR* query) {
- UTIL_LOG(L6, (_T("[WmiQuery::Query][query=%s]"), query));
- ASSERT1(query && *query);
-
- CComBSTR query_language, query_string;
- HRESULT hr = query_language.Append(_T("WQL"));
- if (FAILED(hr)) {
- return hr;
- }
- hr = query_string.Append(query);
- if (FAILED(hr)) {
- return hr;
- }
-
- uint32 flags = WBEM_FLAG_FORWARD_ONLY | WBEM_FLAG_RETURN_IMMEDIATELY;
- hr = service_->ExecQuery(query_language,
- query_string,
- flags,
- NULL,
- &enumerator_);
- if (FAILED(hr)) {
- return hr;
- }
- at_end_ = false;
- return Next();
-}
-
-HRESULT WmiQuery::Next() {
- UTIL_LOG(L6, (_T("[WmiQuery::Next]")));
-
- ASSERT1(!at_end_);
-
- ULONG ret = 0;
- HRESULT hr = enumerator_->Next(WBEM_INFINITE, 1, &obj_, &ret);
- if (FAILED(hr)) {
- return hr;
- }
- at_end_ = ret == 0;
- return S_OK;
-}
-
-bool WmiQuery::AtEnd() {
- return at_end_;
-}
-
-HRESULT WmiQuery::GetValue(const TCHAR* name, CComVariant* value) {
- ASSERT1(name && *name);
- ASSERT1(value);
- ASSERT1(!at_end_ && obj_);
-
- value->Clear();
-
- CComBSTR name_string;
- HRESULT hr = name_string.Append(name);
- if (FAILED(hr)) {
- return hr;
- }
- hr = obj_->Get(name_string, 0, value, 0, 0);
- if (FAILED(hr)) {
- return hr;
- }
-
- return S_OK;
-}
-
-HRESULT WmiQuery::GetValue(const TCHAR* name, CString* value) {
- ASSERT1(name && *name);
- ASSERT1(value);
-
- CComVariant var;
- HRESULT hr = GetValue(name, &var);
- if (FAILED(hr)) {
- return hr;
- }
-
- ASSERT1(V_VT(&var) == VT_BSTR);
- value->SetString(var.bstrVal);
- return S_OK;
-}
-
-HRESULT WmiQuery::GetValue(const TCHAR* name, bool* value) {
- ASSERT1(name && *name);
- ASSERT1(value);
-
- CComVariant var;
- HRESULT hr = GetValue(name, &var);
- if (FAILED(hr)) {
- return hr;
- }
-
- ASSERT1(V_VT(&var) == VT_BOOL);
- *value = var.boolVal != 0;
- return S_OK;
-}
-
-HRESULT WmiQuery::GetValue(const TCHAR* name, int* value) {
- ASSERT1(name && *name);
- ASSERT1(value);
-
- CComVariant var;
- HRESULT hr = GetValue(name, &var);
- if (FAILED(hr)) {
- return hr;
- }
-
- ASSERT1(V_VT(&var) == VT_I4);
- *value = var.lVal;
- return S_OK;
-}
-
-HRESULT WmiQuery::GetValue(const TCHAR* name, uint32* value) {
- ASSERT1(name && *name);
- ASSERT1(value);
-
- CComVariant var;
- HRESULT hr = GetValue(name, &var);
- if (FAILED(hr)) {
- return hr;
- }
-
- ASSERT1(V_VT(&var) == VT_UI4);
- *value = var.ulVal;
- return S_OK;
-}
-
-} // namespace omaha
-
« no previous file with comments | « base/wmi_query.h ('k') | base/wmi_query_unittest.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698