diff options
| -rw-r--r-- | widget/windows/LSPAnnotator.cpp | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/widget/windows/LSPAnnotator.cpp b/widget/windows/LSPAnnotator.cpp deleted file mode 100644 index 97f6e5b50..000000000 --- a/widget/windows/LSPAnnotator.cpp +++ /dev/null @@ -1,156 +0,0 @@ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ - -/** - * LSPs are evil little bits of code that are allowed to inject into our - * networking stack by Windows. Once they have wormed into our process - * they gnaw at our innards until we crash. Here we force the buggers - * into the light by recording them in our crash information. - * We do the enumeration on a thread because I'm concerned about startup perf - * on machines with several LSPs. - */ - -#include "nsICrashReporter.h" -#include "nsISupportsImpl.h" -#include "nsServiceManagerUtils.h" -#include "nsThreadUtils.h" -#include "nsQueryObject.h" -#include "nsWindowsHelpers.h" -#include <windows.h> -#include <rpc.h> -#include <ws2spi.h> - -namespace mozilla { -namespace crashreporter { - -class LSPAnnotationGatherer : public Runnable -{ - ~LSPAnnotationGatherer() {} - -public: - NS_DECL_THREADSAFE_ISUPPORTS - NS_DECL_NSIRUNNABLE - - void Annotate(); - nsCString mString; - nsCOMPtr<nsIThread> mThread; -}; - -NS_IMPL_ISUPPORTS(LSPAnnotationGatherer, nsIRunnable) - -void -LSPAnnotationGatherer::Annotate() -{ - nsCOMPtr<nsICrashReporter> cr = - do_GetService("@mozilla.org/toolkit/crash-reporter;1"); - bool enabled; - if (cr && NS_SUCCEEDED(cr->GetEnabled(&enabled)) && enabled) { - cr->AnnotateCrashReport(NS_LITERAL_CSTRING("Winsock_LSP"), mString); - } - mThread->AsyncShutdown(); -} - -NS_IMETHODIMP -LSPAnnotationGatherer::Run() -{ - PR_SetCurrentThreadName("LSP Annotator"); - - mThread = NS_GetCurrentThread(); - - DWORD size = 0; - int err; - // Get the size of the buffer we need - if (SOCKET_ERROR != WSCEnumProtocols(nullptr, nullptr, &size, &err) || - err != WSAENOBUFS) { - // Er, what? - NS_NOTREACHED("WSCEnumProtocols suceeded when it should have failed ..."); - return NS_ERROR_FAILURE; - } - - auto byteArray = MakeUnique<char[]>(size); - WSAPROTOCOL_INFOW* providers = - reinterpret_cast<WSAPROTOCOL_INFOW*>(byteArray.get()); - - int n = WSCEnumProtocols(nullptr, providers, &size, &err); - if (n == SOCKET_ERROR) { - // Lame. We provided the right size buffer; we'll just give up now. - NS_WARNING("Could not get LSP list"); - return NS_ERROR_FAILURE; - } - - nsCString str; - for (int i = 0; i < n; i++) { - AppendUTF16toUTF8(nsDependentString(providers[i].szProtocol), str); - str.AppendLiteral(" : "); - str.AppendInt(providers[i].iVersion); - str.AppendLiteral(" : "); - str.AppendInt(providers[i].iAddressFamily); - str.AppendLiteral(" : "); - str.AppendInt(providers[i].iSocketType); - str.AppendLiteral(" : "); - str.AppendInt(providers[i].iProtocol); - str.AppendLiteral(" : "); - str.AppendPrintf("0x%x", providers[i].dwServiceFlags1); - str.AppendLiteral(" : "); - str.AppendPrintf("0x%x", providers[i].dwProviderFlags); - str.AppendLiteral(" : "); - - wchar_t path[MAX_PATH]; - int pathLen = MAX_PATH; - if (!WSCGetProviderPath(&providers[i].ProviderId, path, &pathLen, &err)) { - AppendUTF16toUTF8(nsDependentString(path), str); - } - - str.AppendLiteral(" : "); - // If WSCGetProviderInfo is available, we should call it to obtain the - // category flags for this provider. When present, these flags inform - // Windows as to which order to chain the providers. - nsModuleHandle ws2_32(LoadLibraryW(L"ws2_32.dll")); - if (ws2_32) { - decltype(WSCGetProviderInfo)* pWSCGetProviderInfo = - reinterpret_cast<decltype(WSCGetProviderInfo)*>( - GetProcAddress(ws2_32, "WSCGetProviderInfo")); - if (pWSCGetProviderInfo) { - DWORD categoryInfo; - size_t categoryInfoSize = sizeof(categoryInfo); - if (!pWSCGetProviderInfo(&providers[i].ProviderId, - ProviderInfoLspCategories, - (PBYTE)&categoryInfo, &categoryInfoSize, 0, - &err)) { - str.AppendPrintf("0x%x", categoryInfo); - } - } - } - - str.AppendLiteral(" : "); - if (providers[i].ProtocolChain.ChainLen <= BASE_PROTOCOL) { - // If we're dealing with a catalog entry that identifies an individual - // base or layer provider, log its provider GUID. - RPC_CSTR provIdStr = nullptr; - if (UuidToStringA(&providers[i].ProviderId, &provIdStr) == RPC_S_OK) { - str.Append(reinterpret_cast<char*>(provIdStr)); - RpcStringFreeA(&provIdStr); - } - } - - if (i + 1 != n) { - str.AppendLiteral(" \n "); - } - } - - mString = str; - NS_DispatchToMainThread(NewRunnableMethod(this, &LSPAnnotationGatherer::Annotate)); - return NS_OK; -} - -void LSPAnnotate() -{ - nsCOMPtr<nsIThread> thread; - nsCOMPtr<nsIRunnable> runnable = - do_QueryObject(new LSPAnnotationGatherer()); - NS_NewThread(getter_AddRefs(thread), runnable); -} - -} // namespace crashreporter -} // namespace mozilla |