Index: remoting/host/usage_stats_consent_win.cc |
diff --git a/remoting/host/usage_stats_consent_win.cc b/remoting/host/usage_stats_consent_win.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..3b5b283a0c8caad47043e321c505ad5bc37aa74f |
--- /dev/null |
+++ b/remoting/host/usage_stats_consent_win.cc |
@@ -0,0 +1,57 @@ |
+// Copyright (c) 2012 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "remoting/host/usage_stats_consent.h" |
+ |
+#include <windows.h> |
+#include <string> |
+ |
+#include "base/stringprintf.h" |
+#include "base/win/registry.h" |
+#include "remoting/host/constants.h" |
+ |
+namespace { |
+ |
+// The following strings are used to construct the registry key names where |
+// we record whether the user has consented to crash dump collection. |
+const wchar_t kOmahaClientStateKeyFormat[] = |
+ L"Software\\Google\\Update\\%ls\\%ls"; |
+const wchar_t kOmahaClientState[] = L"ClientState"; |
+const wchar_t kOmahaClientStateMedium[] = L"ClientStateMedium"; |
+const wchar_t kOmahaUsagestatsValue[] = L"usagestats"; |
+ |
+LONG ReadUsageStatsValue(const wchar_t* state_key, DWORD* usagestats_out) { |
+ std::wstring client_state = StringPrintf(kOmahaClientStateKeyFormat, |
+ state_key, |
+ remoting::kHostOmahaAppid); |
+ base::win::RegKey key; |
+ LONG result = key.Open(HKEY_LOCAL_MACHINE, client_state.c_str(), KEY_READ); |
+ if (result != ERROR_SUCCESS) { |
+ return result; |
+ } |
+ |
+ return key.ReadValueDW(kOmahaUsagestatsValue, usagestats_out); |
+} |
+ |
+} // namespace |
+ |
+namespace remoting { |
+ |
+bool IsCrashReportingEnabled() { |
+ // The user's consent to collect crash dumps is recored as the "usagestats" |
+ // value in the ClientState or ClientStateMedium key. Probe |
+ // the ClientStateMedium key first. |
+ DWORD value = 0; |
+ if (ReadUsageStatsValue(kOmahaClientStateMedium, &value) == ERROR_SUCCESS) { |
+ return value != 0; |
+ } |
+ if (ReadUsageStatsValue(kOmahaClientState, &value) == ERROR_SUCCESS) { |
+ return value != 0; |
+ } |
+ |
+ // Do not collect anything unless the user has explicitly allowed it. |
+ return false; |
+} |
+ |
+} // namespace remoting |