зеркало из https://github.com/mozilla/gecko-dev.git
Backed out changeset acf2d74efbbc (bug 1714212) for SM bustages on NativeNt.h
This commit is contained in:
Narcis Beleuzu
Родитель
b2fc60f6f5
Коммит
1ff027d763
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@ -8,7 +8,7 @@
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#define mozilla_a11y_COMPtrTypes_h
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#include "mozilla/a11y/AccessibleHandler.h"
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#include "mozilla/mscom/ActCtxResource.h"
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#include "mozilla/a11y/Compatibility.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/mscom/ActivationContext.h"
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#include "mozilla/mscom/COMPtrHolder.h"
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@ -33,7 +33,7 @@ class MOZ_RAII IAccessibleEnvironment : public mscom::ProxyStream::Environment {
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private:
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static const mscom::ActivationContext& GetActCtx() {
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static const mscom::ActivationContext sActCtx(
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mscom::ActCtxResource::GetAccessibilityResource());
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Compatibility::GetActCtxResourceId());
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MOZ_DIAGNOSTIC_ASSERT(sActCtx);
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return sActCtx;
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}
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@ -1,7 +1,7 @@
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<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
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<assemblyIdentity type="win32" name="Mozilla.Firefox.mozglue" version="1.0.0.0" />
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<file name="mozglue.dll" />
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<assemblyIdentity type="win32" name="Mozilla.Firefox.xul" version="1.0.0.0" />
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<file name="xul.dll" />
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<comInterfaceExternalProxyStub
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iid="{618736E0-3C3D-11CF-810C-00AA00389B71}"
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proxyStubClsid32="{00020424-0000-0000-C000-000000000046}"
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@ -1,7 +1,7 @@
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<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
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<assemblyIdentity type="win32" name="Mozilla.Firefox.mozglue" version="1.0.0.0" />
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<file name="mozglue.dll" />
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<assemblyIdentity type="win32" name="Mozilla.Firefox.xul" version="1.0.0.0" />
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<file name="xul.dll" />
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<comInterfaceExternalProxyStub
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iid="{618736E0-3C3D-11CF-810C-00AA00389B71}"
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proxyStubClsid32="{03022430-ABC4-11D0-BDE2-00AA001A1953}"
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@ -5,8 +5,8 @@
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/a11y/AccessibleHandler.h"
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#include "mozilla/a11y/Compatibility.h"
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#include "mozilla/a11y/PlatformChild.h"
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#include "mozilla/mscom/ActCtxResource.h"
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#include "mozilla/mscom/EnsureMTA.h"
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#include "mozilla/mscom/InterceptorLog.h"
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@ -56,13 +56,13 @@ PlatformChild::PlatformChild()
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mozilla::mscom::RegistrationFlags::eUseSystemDirectory)),
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mMiscTypelib(mozilla::mscom::RegisterTypelib(L"Accessible.tlb")),
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mSdnTypelib(mozilla::mscom::RegisterTypelib(L"AccessibleMarshal.dll")) {
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auto actCtxResource = mscom::ActCtxResource::GetAccessibilityResource();
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WORD actCtxResourceId = Compatibility::GetActCtxResourceId();
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mozilla::mscom::MTADeletePtr<mozilla::mscom::ActivationContextRegion>
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tmpActCtxMTA;
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mozilla::mscom::EnsureMTA([actCtxResource, &tmpActCtxMTA]() -> void {
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mozilla::mscom::EnsureMTA([actCtxResourceId, &tmpActCtxMTA]() -> void {
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tmpActCtxMTA.reset(
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new mozilla::mscom::ActivationContextRegion(actCtxResource));
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new mozilla::mscom::ActivationContextRegion(actCtxResourceId));
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});
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mActCtxMTA = std::move(tmpActCtxMTA);
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@ -13,6 +13,15 @@ if CONFIG["COMPILE_ENVIRONMENT"] and CONFIG["ACCESSIBILITY"]:
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if CONFIG["ACCESSIBILITY"]:
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IPDL_SOURCES += ["PDocAccessible.ipdl"]
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if not CONFIG["HAVE_64BIT_BUILD"]:
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EXPORTS += [
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"IAccessible32.manifest",
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]
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EXPORTS += [
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"IAccessible64.manifest",
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]
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EXPORTS.mozilla.a11y += [
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"COMPtrTypes.h",
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"DocAccessibleChild.h",
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@ -225,6 +225,175 @@ void Compatibility::Init() {
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}
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}
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#if !defined(HAVE_64BIT_BUILD)
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static bool ReadCOMRegDefaultString(const nsString& aRegPath,
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nsAString& aOutBuf) {
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aOutBuf.Truncate();
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nsAutoString fullyQualifiedRegPath;
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fullyQualifiedRegPath.AppendLiteral(u"SOFTWARE\\Classes\\");
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fullyQualifiedRegPath.Append(aRegPath);
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// Get the required size and type of the registry value.
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// We expect either REG_SZ or REG_EXPAND_SZ.
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DWORD type;
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DWORD bufLen = 0;
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LONG result = ::RegGetValue(HKEY_LOCAL_MACHINE, fullyQualifiedRegPath.get(),
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nullptr, RRF_RT_ANY, &type, nullptr, &bufLen);
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if (result != ERROR_SUCCESS || (type != REG_SZ && type != REG_EXPAND_SZ)) {
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return false;
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}
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// Now obtain the value
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DWORD flags = type == REG_SZ ? RRF_RT_REG_SZ : RRF_RT_REG_EXPAND_SZ;
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aOutBuf.SetLength((bufLen + 1) / sizeof(char16_t));
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result =
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::RegGetValue(HKEY_LOCAL_MACHINE, fullyQualifiedRegPath.get(), nullptr,
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flags, nullptr, aOutBuf.BeginWriting(), &bufLen);
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if (result != ERROR_SUCCESS) {
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aOutBuf.Truncate();
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return false;
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}
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// Truncate terminator
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aOutBuf.Truncate((bufLen + 1) / sizeof(char16_t) - 1);
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return true;
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}
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static bool IsSystemOleAcc(nsCOMPtr<nsIFile>& aFile) {
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// Use FOLDERID_SystemX86 so that Windows doesn't give us a redirected
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// system32 if we're a 32-bit process running on a 64-bit OS. This is
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// necessary because the values that we are reading from the registry
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// are not redirected; they reference SysWOW64 directly.
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PWSTR systemPath = nullptr;
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HRESULT hr =
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::SHGetKnownFolderPath(FOLDERID_SystemX86, 0, nullptr, &systemPath);
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if (FAILED(hr)) {
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return false;
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}
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nsCOMPtr<nsIFile> oleAcc;
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nsresult rv = NS_NewLocalFile(nsDependentString(systemPath), false,
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getter_AddRefs(oleAcc));
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::CoTaskMemFree(systemPath);
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systemPath = nullptr;
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if (NS_FAILED(rv)) {
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return false;
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}
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rv = oleAcc->Append(u"oleacc.dll"_ns);
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if (NS_FAILED(rv)) {
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return false;
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}
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bool isEqual;
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rv = oleAcc->Equals(aFile, &isEqual);
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return NS_SUCCEEDED(rv) && isEqual;
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}
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static bool IsTypelibPreferred() {
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// If IAccessible's Proxy/Stub CLSID is kUniversalMarshalerClsid, then any
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// external a11y clients are expecting to use a typelib.
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constexpr auto kUniversalMarshalerClsid =
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u"{00020424-0000-0000-C000-000000000046}"_ns;
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constexpr auto kIAccessiblePSClsidPath =
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"Interface\\{618736E0-3C3D-11CF-810C-00AA00389B71}"
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u"\\ProxyStubClsid32"_ns;
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nsAutoString psClsid;
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if (!ReadCOMRegDefaultString(kIAccessiblePSClsidPath, psClsid)) {
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return false;
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}
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return psClsid.Equals(kUniversalMarshalerClsid,
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nsCaseInsensitiveStringComparator);
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}
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static bool IsIAccessibleTypelibRegistered() {
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// The system default IAccessible typelib is always registered with version
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// 1.1, under the neutral locale (LCID 0).
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constexpr auto kIAccessibleTypelibRegPath =
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u"TypeLib\\{1EA4DBF0-3C3B-11CF-810C-00AA00389B71}\\1.1\\0\\win32"_ns;
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nsAutoString typelibPath;
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if (!ReadCOMRegDefaultString(kIAccessibleTypelibRegPath, typelibPath)) {
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return false;
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}
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nsCOMPtr<nsIFile> libTestFile;
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nsresult rv =
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NS_NewLocalFile(typelibPath, false, getter_AddRefs(libTestFile));
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if (NS_FAILED(rv)) {
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return false;
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}
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return IsSystemOleAcc(libTestFile);
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}
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static bool IsIAccessiblePSRegistered() {
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constexpr auto kIAccessiblePSRegPath =
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u"CLSID\\{03022430-ABC4-11D0-BDE2-00AA001A1953}\\InProcServer32"_ns;
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nsAutoString proxyStubPath;
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if (!ReadCOMRegDefaultString(kIAccessiblePSRegPath, proxyStubPath)) {
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return false;
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}
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nsCOMPtr<nsIFile> libTestFile;
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nsresult rv =
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NS_NewLocalFile(proxyStubPath, false, getter_AddRefs(libTestFile));
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if (NS_FAILED(rv)) {
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return false;
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}
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return IsSystemOleAcc(libTestFile);
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}
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static bool UseIAccessibleProxyStub() {
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// If a typelib is preferred then external clients are expecting to use
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// typelib marshaling, so we should use that whenever available.
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if (IsTypelibPreferred() && IsIAccessibleTypelibRegistered()) {
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return false;
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}
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// Otherwise we try the proxy/stub
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if (IsIAccessiblePSRegistered()) {
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return true;
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}
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// If we reach this point then something is seriously wrong with the
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// IAccessible configuration in the computer's registry. Let's annotate this
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// so that we can easily determine this condition during crash analysis.
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CrashReporter::AnnotateCrashReport(
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CrashReporter::Annotation::IAccessibleConfig, "NoSystemTypeLibOrPS"_ns);
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return false;
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}
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#endif // !defined(HAVE_64BIT_BUILD)
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uint16_t Compatibility::GetActCtxResourceId() {
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#if defined(HAVE_64BIT_BUILD)
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// The manifest for 64-bit Windows is embedded with resource ID 64.
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return 64;
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#else
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// The manifest for 32-bit Windows is embedded with resource ID 32.
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// Beginning with Windows 10 Creators Update, 32-bit builds always use the
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// 64-bit manifest. Older builds of Windows may or may not require the 64-bit
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// manifest: UseIAccessibleProxyStub() determines the course of action.
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if (mozilla::IsWin10CreatorsUpdateOrLater() || UseIAccessibleProxyStub()) {
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return 64;
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}
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return 32;
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#endif // defined(HAVE_64BIT_BUILD)
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}
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// static
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void Compatibility::GetHumanReadableConsumersStr(nsAString& aResult) {
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bool appened = false;
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@ -9,6 +9,7 @@
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#include <windows.h>
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#include "mozilla/Maybe.h"
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#include "nsString.h"
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#include <stdint.h>
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namespace mozilla {
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@ -47,6 +48,12 @@ class Compatibility {
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*/
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static bool IsVisperoShared() { return !!(sConsumers & VISPEROSHARED); }
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/**
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* @return ID of a11y manifest resource to be passed to
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* mscom::ActivationContext
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*/
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static uint16_t GetActCtxResourceId();
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/**
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* Return a string describing sConsumers suitable for about:support.
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* Exposed through nsIXULRuntime.accessibilityInstantiator.
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@ -12,6 +12,7 @@
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#if defined(XP_WIN)
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# include <windows.h>
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# include <stdlib.h>
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# include "mozilla/PreXULSkeletonUI.h"
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#elif defined(XP_UNIX)
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# include <sys/resource.h>
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# include <unistd.h>
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@ -24,7 +25,6 @@
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#include "nsCOMPtr.h"
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#ifdef XP_WIN
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# include "mozilla/PreXULSkeletonUI.h"
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# include "freestanding/SharedSection.h"
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# include "LauncherProcessWin.h"
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# include "mozilla/WindowsDllBlocklist.h"
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@ -377,10 +377,6 @@ int main(int argc, char* argv[], char* envp[]) {
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int result = do_main(argc, argv, envp);
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#if defined(XP_WIN)
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CleanupProcessRuntime();
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#endif
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gBootstrap->NS_LogTerm();
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#if defined(DEBUG) && defined(HAS_DLL_BLOCKLIST)
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@ -71,7 +71,6 @@
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# endif
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# include "mozilla/NativeNt.h"
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# include "mozilla/CacheNtDllThunk.h"
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#endif
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#if defined(XP_LINUX) && defined(MOZ_SANDBOX)
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@ -229,7 +228,7 @@ class WindowsProcessLauncher : public BaseProcessLauncher {
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std::vector<std::string>&& aExtraOpts)
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: BaseProcessLauncher(aHost, std::move(aExtraOpts)),
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mProfileDir(aHost->mProfileDir),
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mCachedNtdllThunk(GetCachedNtDllThunk()),
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mCachedNtdllThunk(aHost->sCachedNtDllThunk),
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mWerDataPointer(&(aHost->mWerData)) {}
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protected:
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@ -243,7 +242,7 @@ class WindowsProcessLauncher : public BaseProcessLauncher {
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nsCOMPtr<nsIFile> mProfileDir;
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const Buffer<IMAGE_THUNK_DATA>* mCachedNtdllThunk;
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const StaticAutoPtr<Buffer<IMAGE_THUNK_DATA>>& mCachedNtdllThunk;
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CrashReporter::WindowsErrorReportingData const* mWerDataPointer;
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};
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typedef WindowsProcessLauncher ProcessLauncher;
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@ -352,6 +351,51 @@ mozilla::StaticAutoPtr<mozilla::LinkedList<GeckoChildProcessHost>>
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mozilla::StaticMutex GeckoChildProcessHost::sMutex;
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#ifdef XP_WIN
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mozilla::StaticAutoPtr<Buffer<IMAGE_THUNK_DATA>>
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GeckoChildProcessHost::sCachedNtDllThunk;
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// This static method initializes sCachedNtDllThunk. Because it's called in
|
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// XREMain::XRE_main, which happens long before WindowsProcessLauncher's ctor
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// accesses sCachedNtDllThunk, there is no race on sCachedNtDllThunk, thus
|
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// no mutex is needed.
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/* static */
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void GeckoChildProcessHost::CacheNtDllThunk() {
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if (sCachedNtDllThunk) {
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return;
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}
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do {
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nt::PEHeaders ourExeImage(::GetModuleHandleW(nullptr));
|
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if (!ourExeImage) {
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break;
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}
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nt::PEHeaders ntdllImage(::GetModuleHandleW(L"ntdll.dll"));
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if (!ntdllImage) {
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break;
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}
|
||||
|
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Maybe<Range<const uint8_t>> ntdllBoundaries = ntdllImage.GetBounds();
|
||||
if (!ntdllBoundaries) {
|
||||
break;
|
||||
}
|
||||
|
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Maybe<Span<IMAGE_THUNK_DATA>> maybeNtDllThunks =
|
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ourExeImage.GetIATThunksForModule("ntdll.dll", ntdllBoundaries.ptr());
|
||||
if (maybeNtDllThunks.isNothing()) {
|
||||
break;
|
||||
}
|
||||
|
||||
sCachedNtDllThunk = new Buffer<IMAGE_THUNK_DATA>(maybeNtDllThunks.value());
|
||||
return;
|
||||
} while (false);
|
||||
|
||||
// Failed to cache IAT. Initializing the variable with nullptr.
|
||||
sCachedNtDllThunk = new Buffer<IMAGE_THUNK_DATA>();
|
||||
}
|
||||
#endif
|
||||
|
||||
GeckoChildProcessHost::GeckoChildProcessHost(GeckoProcessType aProcessType,
|
||||
bool aIsFileContent)
|
||||
: mProcessType(aProcessType),
|
||||
|
|
|
|||
|
|
@ -146,6 +146,7 @@ class GeckoChildProcessHost : public ChildProcessHost,
|
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#endif
|
||||
|
||||
#ifdef XP_WIN
|
||||
static void CacheNtDllThunk();
|
||||
|
||||
void AddHandleToShare(HANDLE aHandle) {
|
||||
mLaunchOptions->handles_to_inherit.push_back(aHandle);
|
||||
|
|
@ -294,6 +295,9 @@ class GeckoChildProcessHost : public ChildProcessHost,
|
|||
static uint32_t sNextUniqueID;
|
||||
static StaticAutoPtr<LinkedList<GeckoChildProcessHost>>
|
||||
sGeckoChildProcessHosts;
|
||||
#ifdef XP_WIN
|
||||
static StaticAutoPtr<Buffer<IMAGE_THUNK_DATA>> sCachedNtDllThunk;
|
||||
#endif
|
||||
static StaticMutex sMutex;
|
||||
};
|
||||
|
||||
|
|
|
|||
|
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@ -13,22 +13,23 @@
|
|||
namespace mozilla {
|
||||
namespace mscom {
|
||||
|
||||
ActivationContext::ActivationContext(ActCtxResource aResource)
|
||||
: ActivationContext(aResource.mModule, aResource.mId) {}
|
||||
ActivationContext::ActivationContext(WORD aResourceId)
|
||||
: ActivationContext(reinterpret_cast<HMODULE>(GetContainingModuleHandle()),
|
||||
aResourceId) {}
|
||||
|
||||
ActivationContext::ActivationContext(HMODULE aLoadFromModule, WORD aResourceId)
|
||||
: mActCtx(INVALID_HANDLE_VALUE) {
|
||||
ACTCTXW actCtx = {sizeof(actCtx)};
|
||||
ACTCTX actCtx = {sizeof(actCtx)};
|
||||
actCtx.dwFlags = ACTCTX_FLAG_RESOURCE_NAME_VALID | ACTCTX_FLAG_HMODULE_VALID;
|
||||
actCtx.lpResourceName = MAKEINTRESOURCEW(aResourceId);
|
||||
actCtx.lpResourceName = MAKEINTRESOURCE(aResourceId);
|
||||
actCtx.hModule = aLoadFromModule;
|
||||
|
||||
Init(actCtx);
|
||||
}
|
||||
|
||||
void ActivationContext::Init(ACTCTXW& aActCtx) {
|
||||
void ActivationContext::Init(ACTCTX& aActCtx) {
|
||||
MOZ_ASSERT(mActCtx == INVALID_HANDLE_VALUE);
|
||||
mActCtx = ::CreateActCtxW(&aActCtx);
|
||||
mActCtx = ::CreateActCtx(&aActCtx);
|
||||
MOZ_ASSERT(mActCtx != INVALID_HANDLE_VALUE);
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -10,7 +10,6 @@
|
|||
#include <utility>
|
||||
|
||||
#include "mozilla/Attributes.h"
|
||||
#include "mozilla/mscom/ActCtxResource.h"
|
||||
|
||||
#if defined(MOZILLA_INTERNAL_API)
|
||||
# include "mozilla/ResultVariant.h"
|
||||
|
|
@ -30,7 +29,7 @@ class ActivationContext final {
|
|||
|
||||
ActivationContext() : mActCtx(INVALID_HANDLE_VALUE) {}
|
||||
|
||||
explicit ActivationContext(ActCtxResource aResource);
|
||||
explicit ActivationContext(WORD aResourceId);
|
||||
explicit ActivationContext(HMODULE aLoadFromModule,
|
||||
WORD aResourceId = kDllManifestDefaultResourceId);
|
||||
|
||||
|
|
@ -50,7 +49,7 @@ class ActivationContext final {
|
|||
#endif // defined(MOZILLA_INTERNAL_API)
|
||||
|
||||
private:
|
||||
void Init(ACTCTXW& aActCtx);
|
||||
void Init(ACTCTX& aActCtx);
|
||||
void AddRef();
|
||||
void Release();
|
||||
|
||||
|
|
|
|||
|
|
@ -6,11 +6,9 @@
|
|||
|
||||
#include "mozilla/mscom/ProcessRuntime.h"
|
||||
|
||||
#if defined(ACCESSIBILITY) && \
|
||||
(defined(MOZILLA_INTERNAL_API) || defined(MOZ_HAS_MOZGLUE))
|
||||
# include "mozilla/mscom/ActCtxResource.h"
|
||||
#endif // defined(ACCESSIBILITY) && (defined(MOZILLA_INTERNAL_API) ||
|
||||
// defined(MOZ_HAS_MOZGLUE))
|
||||
#if defined(ACCESSIBILITY) && defined(MOZILLA_INTERNAL_API)
|
||||
# include "mozilla/a11y/Compatibility.h"
|
||||
#endif // defined(ACCESSIBILITY) && defined(MOZILLA_INTERNAL_API)
|
||||
#include "mozilla/Assertions.h"
|
||||
#include "mozilla/DynamicallyLinkedFunctionPtr.h"
|
||||
#include "mozilla/mscom/ProcessRuntimeShared.h"
|
||||
|
|
@ -51,22 +49,13 @@ ProcessRuntime::ProcessRuntime(const GeckoProcessType aProcessType)
|
|||
#endif // defined(MOZILLA_INTERNAL_API)
|
||||
|
||||
ProcessRuntime::ProcessRuntime(const ProcessCategory aProcessCategory)
|
||||
: mInitResult(CO_E_NOTINITIALIZED), mProcessCategory(aProcessCategory) {
|
||||
#if defined(ACCESSIBILITY)
|
||||
# if defined(MOZILLA_INTERNAL_API)
|
||||
// If we're inside XUL, and we're the parent process, then we trust that
|
||||
// this has already been initialized for us prior to XUL being loaded.
|
||||
if (aProcessCategory != ProcessCategory::GeckoBrowserParent) {
|
||||
mActCtxRgn.emplace(ActCtxResource::GetAccessibilityResource());
|
||||
}
|
||||
# elif defined(MOZ_HAS_MOZGLUE)
|
||||
// If we're here, then we're in mozglue and initializing this for the parent
|
||||
// process.
|
||||
MOZ_ASSERT(aProcessCategory == ProcessCategory::GeckoBrowserParent);
|
||||
mActCtxRgn.emplace(ActCtxResource::GetAccessibilityResource());
|
||||
# endif
|
||||
#endif // defined(ACCESSIBILITY)
|
||||
|
||||
: mInitResult(CO_E_NOTINITIALIZED),
|
||||
mProcessCategory(aProcessCategory)
|
||||
#if defined(ACCESSIBILITY) && defined(MOZILLA_INTERNAL_API)
|
||||
,
|
||||
mActCtxRgn(a11y::Compatibility::GetActCtxResourceId())
|
||||
#endif // defined(ACCESSIBILITY) && defined(MOZILLA_INTERNAL_API)
|
||||
{
|
||||
#if defined(MOZILLA_INTERNAL_API)
|
||||
MOZ_DIAGNOSTIC_ASSERT(!sInstance);
|
||||
sInstance = this;
|
||||
|
|
@ -131,29 +120,11 @@ ProcessRuntime::ProcessRuntime(const ProcessCategory aProcessCategory)
|
|||
|
||||
mAptRegion.Init(GetDesiredApartmentType(mProcessCategory));
|
||||
|
||||
// It can happen that we are not the outermost COM initialization on this
|
||||
// thread. In fact it should regularly be the case that the outermost
|
||||
// initialization occurs from outside of XUL, before we show the skeleton UI,
|
||||
// at which point we still need to run some things here from within XUL.
|
||||
// We must be the outermost COM initialization on this thread. The COM runtime
|
||||
// cannot be configured once we start manipulating objects
|
||||
MOZ_ASSERT(mAptRegion.IsValidOutermost());
|
||||
if (!mAptRegion.IsValidOutermost()) {
|
||||
mInitResult = mAptRegion.GetHResult();
|
||||
#if defined(MOZILLA_INTERNAL_API)
|
||||
MOZ_ASSERT(mProcessCategory == ProcessCategory::GeckoBrowserParent);
|
||||
if (mProcessCategory != ProcessCategory::GeckoBrowserParent) {
|
||||
// This is unexpected unless we're GeckoBrowserParent
|
||||
return;
|
||||
}
|
||||
|
||||
ProcessInitLock lock;
|
||||
|
||||
// Is another instance of ProcessRuntime responsible for the outer
|
||||
// initialization?
|
||||
const bool prevInit = lock.IsInitialized();
|
||||
MOZ_ASSERT(prevInit);
|
||||
if (prevInit) {
|
||||
PostInit();
|
||||
}
|
||||
#endif // defined(MOZILLA_INTERNAL_API)
|
||||
return;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -8,10 +8,9 @@
|
|||
#define mozilla_mscom_ProcessRuntime_h
|
||||
|
||||
#include "mozilla/Attributes.h"
|
||||
#if defined(ACCESSIBILITY)
|
||||
#if defined(ACCESSIBILITY) && defined(MOZILLA_INTERNAL_API)
|
||||
# include "mozilla/mscom/ActivationContext.h"
|
||||
# include "mozilla/Maybe.h"
|
||||
#endif // defined(ACCESSIBILITY)
|
||||
#endif // defined(ACCESSIBILITY) && defined(MOZILLA_INTERNAL_API)
|
||||
#include "mozilla/mscom/ApartmentRegion.h"
|
||||
#include "nsWindowsHelpers.h"
|
||||
#if defined(MOZILLA_INTERNAL_API)
|
||||
|
|
@ -77,11 +76,9 @@ class MOZ_NON_TEMPORARY_CLASS ProcessRuntime final {
|
|||
private:
|
||||
HRESULT mInitResult;
|
||||
const ProcessCategory mProcessCategory;
|
||||
#if defined(ACCESSIBILITY) && \
|
||||
(defined(MOZILLA_INTERNAL_API) || defined(MOZ_HAS_MOZGLUE))
|
||||
Maybe<ActivationContextRegion> mActCtxRgn;
|
||||
#endif // defined(ACCESSIBILITY) && (defined(MOZILLA_INTERNAL_API) ||
|
||||
// defined(MOZ_HAS_MOZGLUE))
|
||||
#if defined(ACCESSIBILITY) && defined(MOZILLA_INTERNAL_API)
|
||||
ActivationContextRegion mActCtxRgn;
|
||||
#endif // defined(ACCESSIBILITY) && defined(MOZILLA_INTERNAL_API)
|
||||
ApartmentRegion mAptRegion;
|
||||
|
||||
private:
|
||||
|
|
|
|||
|
|
@ -13,7 +13,6 @@
|
|||
|
||||
#include "mozilla/Attributes.h"
|
||||
#include <guiddef.h>
|
||||
#include <stdint.h>
|
||||
|
||||
struct IStream;
|
||||
struct IUnknown;
|
||||
|
|
|
|||
|
|
@ -1,219 +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/. */
|
||||
|
||||
#include "ActCtxResource.h"
|
||||
|
||||
#include <string>
|
||||
|
||||
#include "mozilla/GetKnownFolderPath.h"
|
||||
#include "mozilla/WindowsVersion.h"
|
||||
#include "nsWindowsHelpers.h"
|
||||
|
||||
namespace mozilla {
|
||||
namespace mscom {
|
||||
|
||||
#if !defined(HAVE_64BIT_BUILD)
|
||||
|
||||
static bool ReadCOMRegDefaultString(const std::wstring& aRegPath,
|
||||
std::wstring& aOutBuf) {
|
||||
aOutBuf.clear();
|
||||
|
||||
std::wstring fullyQualifiedRegPath;
|
||||
fullyQualifiedRegPath.append(L"SOFTWARE\\Classes\\");
|
||||
fullyQualifiedRegPath.append(aRegPath);
|
||||
|
||||
// Get the required size and type of the registry value.
|
||||
// We expect either REG_SZ or REG_EXPAND_SZ.
|
||||
DWORD type;
|
||||
DWORD bufLen = 0;
|
||||
LONG result =
|
||||
::RegGetValueW(HKEY_LOCAL_MACHINE, fullyQualifiedRegPath.c_str(), nullptr,
|
||||
RRF_RT_ANY, &type, nullptr, &bufLen);
|
||||
if (result != ERROR_SUCCESS || (type != REG_SZ && type != REG_EXPAND_SZ)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
// Now obtain the value
|
||||
DWORD flags = type == REG_SZ ? RRF_RT_REG_SZ : RRF_RT_REG_EXPAND_SZ;
|
||||
|
||||
aOutBuf.resize((bufLen + 1) / sizeof(char16_t));
|
||||
|
||||
result = ::RegGetValueW(HKEY_LOCAL_MACHINE, fullyQualifiedRegPath.c_str(),
|
||||
nullptr, flags, nullptr, &aOutBuf[0], &bufLen);
|
||||
if (result != ERROR_SUCCESS) {
|
||||
aOutBuf.clear();
|
||||
return false;
|
||||
}
|
||||
|
||||
// Truncate terminator
|
||||
aOutBuf.resize((bufLen + 1) / sizeof(char16_t) - 1);
|
||||
return true;
|
||||
}
|
||||
|
||||
static bool IsSystemOleAcc(HANDLE aFile) {
|
||||
if (aFile == INVALID_HANDLE_VALUE) {
|
||||
return false;
|
||||
}
|
||||
|
||||
BY_HANDLE_FILE_INFORMATION info = {};
|
||||
if (!::GetFileInformationByHandle(aFile, &info)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
// Use FOLDERID_SystemX86 so that Windows doesn't give us a redirected
|
||||
// system32 if we're a 32-bit process running on a 64-bit OS. This is
|
||||
// necessary because the values that we are reading from the registry
|
||||
// are not redirected; they reference SysWOW64 directly.
|
||||
auto systemPath = GetKnownFolderPath(FOLDERID_SystemX86);
|
||||
if (!systemPath) {
|
||||
return false;
|
||||
}
|
||||
|
||||
std::wstring oleAccPath(systemPath.get());
|
||||
oleAccPath.append(L"\\oleacc.dll");
|
||||
|
||||
nsAutoHandle oleAcc(
|
||||
::CreateFileW(oleAccPath.c_str(), GENERIC_READ,
|
||||
FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
|
||||
nullptr, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, nullptr));
|
||||
|
||||
if (oleAcc.get() == INVALID_HANDLE_VALUE) {
|
||||
return false;
|
||||
}
|
||||
|
||||
BY_HANDLE_FILE_INFORMATION oleAccInfo = {};
|
||||
if (!::GetFileInformationByHandle(oleAcc, &oleAccInfo)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
return info.dwVolumeSerialNumber == oleAccInfo.dwVolumeSerialNumber &&
|
||||
info.nFileIndexLow == oleAccInfo.nFileIndexLow &&
|
||||
info.nFileIndexHigh == oleAccInfo.nFileIndexHigh;
|
||||
}
|
||||
|
||||
static bool IsTypelibPreferred() {
|
||||
// If IAccessible's Proxy/Stub CLSID is kUniversalMarshalerClsid, then any
|
||||
// external a11y clients are expecting to use a typelib.
|
||||
const wchar_t kUniversalMarshalerClsid[] =
|
||||
L"{00020424-0000-0000-C000-000000000046}";
|
||||
|
||||
const wchar_t kIAccessiblePSClsidPath[] =
|
||||
L"Interface\\{618736E0-3C3D-11CF-810C-00AA00389B71}"
|
||||
L"\\ProxyStubClsid32";
|
||||
|
||||
std::wstring psClsid;
|
||||
if (!ReadCOMRegDefaultString(kIAccessiblePSClsidPath, psClsid)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
if (psClsid.size() !=
|
||||
sizeof(kUniversalMarshalerClsid) / sizeof(kUniversalMarshalerClsid)[0] -
|
||||
1) {
|
||||
return false;
|
||||
}
|
||||
|
||||
int index = 0;
|
||||
while (kUniversalMarshalerClsid[index]) {
|
||||
if (toupper(psClsid[index]) != kUniversalMarshalerClsid[index]) {
|
||||
return false;
|
||||
}
|
||||
index++;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
static bool IsIAccessibleTypelibRegistered() {
|
||||
// The system default IAccessible typelib is always registered with version
|
||||
// 1.1, under the neutral locale (LCID 0).
|
||||
const wchar_t kIAccessibleTypelibRegPath[] =
|
||||
L"TypeLib\\{1EA4DBF0-3C3B-11CF-810C-00AA00389B71}\\1.1\\0\\win32";
|
||||
|
||||
std::wstring typelibPath;
|
||||
if (!ReadCOMRegDefaultString(kIAccessibleTypelibRegPath, typelibPath)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
nsAutoHandle libTestFile(
|
||||
::CreateFileW(typelibPath.c_str(), GENERIC_READ,
|
||||
FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
|
||||
nullptr, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, nullptr));
|
||||
|
||||
return IsSystemOleAcc(libTestFile);
|
||||
}
|
||||
|
||||
static bool IsIAccessiblePSRegistered() {
|
||||
const wchar_t kIAccessiblePSRegPath[] =
|
||||
L"CLSID\\{03022430-ABC4-11D0-BDE2-00AA001A1953}\\InProcServer32";
|
||||
|
||||
std::wstring proxyStubPath;
|
||||
if (!ReadCOMRegDefaultString(kIAccessiblePSRegPath, proxyStubPath)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
nsAutoHandle libTestFile(
|
||||
::CreateFileW(proxyStubPath.c_str(), GENERIC_READ,
|
||||
FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
|
||||
nullptr, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, nullptr));
|
||||
|
||||
return IsSystemOleAcc(libTestFile);
|
||||
}
|
||||
|
||||
static bool UseIAccessibleProxyStub() {
|
||||
// If a typelib is preferred then external clients are expecting to use
|
||||
// typelib marshaling, so we should use that whenever available.
|
||||
if (IsTypelibPreferred() && IsIAccessibleTypelibRegistered()) {
|
||||
return false;
|
||||
}
|
||||
|
||||
// Otherwise we try the proxy/stub
|
||||
if (IsIAccessiblePSRegistered()) {
|
||||
return true;
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
#endif // !defined(HAVE_64BIT_BUILD)
|
||||
|
||||
#if defined(_MSC_VER)
|
||||
extern "C" IMAGE_DOS_HEADER __ImageBase;
|
||||
#endif
|
||||
|
||||
static HMODULE GetContainingModuleHandle() {
|
||||
HMODULE thisModule = nullptr;
|
||||
#if defined(_MSC_VER)
|
||||
thisModule = reinterpret_cast<HMODULE>(&__ImageBase);
|
||||
#else
|
||||
if (!GetModuleHandleExW(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS |
|
||||
GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT,
|
||||
reinterpret_cast<LPCWSTR>(&GetContainingModuleHandle),
|
||||
&thisModule)) {
|
||||
return 0;
|
||||
}
|
||||
#endif
|
||||
return thisModule;
|
||||
}
|
||||
|
||||
ActCtxResource ActCtxResource::GetAccessibilityResource() {
|
||||
ActCtxResource result = {};
|
||||
result.mModule = GetContainingModuleHandle();
|
||||
#if defined(HAVE_64BIT_BUILD)
|
||||
// The manifest for 64-bit Windows is embedded with resource ID 64.
|
||||
result.mId = 64;
|
||||
#else
|
||||
// The manifest for 32-bit Windows is embedded with resource ID 32.
|
||||
// Beginning with Windows 10 Creators Update, 32-bit builds always use the
|
||||
// 64-bit manifest. Older builds of Windows may or may not require the 64-bit
|
||||
// manifest: UseIAccessibleProxyStub() determines the course of action.
|
||||
if (mozilla::IsWin10CreatorsUpdateOrLater() || UseIAccessibleProxyStub()) {
|
||||
result.mId = 64;
|
||||
} else {
|
||||
result.mId = 32;
|
||||
}
|
||||
#endif // defined(HAVE_64BIT_BUILD)
|
||||
return result;
|
||||
}
|
||||
|
||||
} // namespace mscom
|
||||
} // namespace mozilla
|
||||
|
|
@ -1,29 +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/. */
|
||||
|
||||
#ifndef ACT_CTX_RESOURCE_H
|
||||
#define ACT_CTX_RESOURCE_H
|
||||
|
||||
#include <stdint.h>
|
||||
#include <windows.h>
|
||||
#include "mozilla/Types.h"
|
||||
|
||||
namespace mozilla {
|
||||
namespace mscom {
|
||||
|
||||
struct ActCtxResource {
|
||||
uint16_t mId;
|
||||
HMODULE mModule;
|
||||
|
||||
/**
|
||||
* @return ActCtxResource of a11y manifest resource to be passed to
|
||||
* mscom::ActivationContext
|
||||
*/
|
||||
static MFBT_API ActCtxResource GetAccessibilityResource();
|
||||
};
|
||||
|
||||
} // namespace mscom
|
||||
} // namespace mozilla
|
||||
|
||||
#endif
|
||||
|
|
@ -7,11 +7,9 @@
|
|||
FINAL_LIBRARY = "mozglue"
|
||||
|
||||
EXPORTS.mozilla.mscom += [
|
||||
"ActCtxResource.h",
|
||||
"ProcessRuntimeShared.h",
|
||||
]
|
||||
|
||||
UNIFIED_SOURCES += [
|
||||
"ActCtxResource.cpp",
|
||||
"ProcessRuntimeShared.cpp",
|
||||
]
|
||||
|
|
|
|||
|
|
@ -39,10 +39,9 @@ if CONFIG["OS_TARGET"] == "WINNT":
|
|||
if CONFIG["MOZ_MEMORY"]:
|
||||
DEFFILE = "mozglue.def"
|
||||
# We'll break the DLL blocklist if we immediately load user32.dll.
|
||||
# For the same reason, we delayload winmm.dll and ole32.dll which
|
||||
# statically link user32.dll.
|
||||
# For the same reason, we delayload winmm.dll which statically links
|
||||
# user32.dll.
|
||||
DELAYLOAD_DLLS += [
|
||||
"ole32.dll",
|
||||
"user32.dll",
|
||||
"winmm.dll",
|
||||
]
|
||||
|
|
@ -100,18 +99,6 @@ USE_LIBS += [
|
|||
"mfbt",
|
||||
]
|
||||
|
||||
if CONFIG["OS_ARCH"] == "WINNT":
|
||||
RCINCLUDE = "/mozglue/mozglue.rc"
|
||||
|
||||
if not CONFIG["HAVE_64BIT_BUILD"]:
|
||||
EXPORTS += [
|
||||
"IAccessible32.manifest",
|
||||
]
|
||||
|
||||
EXPORTS += [
|
||||
"IAccessible64.manifest",
|
||||
]
|
||||
|
||||
LIBRARY_DEFINES["IMPL_MFBT"] = True
|
||||
LIBRARY_DEFINES["MOZ_HAS_MOZGLUE"] = True
|
||||
|
||||
|
|
|
|||
|
|
@ -1,60 +0,0 @@
|
|||
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
||||
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
||||
/* 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/. */
|
||||
|
||||
#include "CacheNtDllThunk.h"
|
||||
|
||||
#include "mozilla/Maybe.h"
|
||||
#include "mozilla/Span.h"
|
||||
#include "mozilla/StaticPtr.h"
|
||||
|
||||
namespace mozilla {
|
||||
|
||||
static StaticAutoPtr<Buffer<IMAGE_THUNK_DATA>> sCachedNtDllThunk;
|
||||
|
||||
// This static method initializes sCachedNtDllThunk. Because it's called in
|
||||
// XREMain::XRE_main, which happens long before WindowsProcessLauncher's ctor
|
||||
// accesses sCachedNtDllThunk, there is no race on sCachedNtDllThunk, thus
|
||||
// no mutex is needed.
|
||||
static void CacheNtDllThunk() {
|
||||
if (sCachedNtDllThunk) {
|
||||
return;
|
||||
}
|
||||
|
||||
do {
|
||||
nt::PEHeaders ourExeImage(::GetModuleHandleW(nullptr));
|
||||
if (!ourExeImage) {
|
||||
break;
|
||||
}
|
||||
|
||||
nt::PEHeaders ntdllImage(::GetModuleHandleW(L"ntdll.dll"));
|
||||
if (!ntdllImage) {
|
||||
break;
|
||||
}
|
||||
|
||||
Maybe<Range<const uint8_t>> ntdllBoundaries = ntdllImage.GetBounds();
|
||||
if (!ntdllBoundaries) {
|
||||
break;
|
||||
}
|
||||
|
||||
Maybe<Span<IMAGE_THUNK_DATA>> maybeNtDllThunks =
|
||||
ourExeImage.GetIATThunksForModule("ntdll.dll", ntdllBoundaries.ptr());
|
||||
if (maybeNtDllThunks.isNothing()) {
|
||||
break;
|
||||
}
|
||||
|
||||
sCachedNtDllThunk = new Buffer<IMAGE_THUNK_DATA>(maybeNtDllThunks.value());
|
||||
return;
|
||||
} while (false);
|
||||
|
||||
// Failed to cache IAT. Initializing the variable with nullptr.
|
||||
sCachedNtDllThunk = new Buffer<IMAGE_THUNK_DATA>();
|
||||
}
|
||||
|
||||
static Buffer<IMAGE_THUNK_DATA>* GetCachedNtDllThunk() {
|
||||
return sCachedNtDllThunk;
|
||||
}
|
||||
|
||||
} // namespace mozilla
|
||||
|
|
@ -1,21 +0,0 @@
|
|||
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
||||
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
||||
/* 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/. */
|
||||
|
||||
#ifndef mozilla_CacheNtDllThunk_h
|
||||
#define mozilla_CacheNtDllThunk_h
|
||||
|
||||
#include "mozilla/Types.h"
|
||||
#include "mozilla/Buffer.h"
|
||||
#include "mozilla/NativeNt.h"
|
||||
|
||||
namespace mozilla {
|
||||
|
||||
MFBT_API void CacheNtDllThunk();
|
||||
MFBT_API Buffer<IMAGE_THUNK_DATA>* GetCachedNtDllThunk();
|
||||
|
||||
}; // namespace mozilla
|
||||
|
||||
#endif // mozilla_CacheNtDllThunk_h
|
||||
|
|
@ -18,11 +18,6 @@ if CONFIG["MOZ_WIDGET_TOOLKIT"]:
|
|||
"WindowsFallbackLoaderAPI.cpp",
|
||||
]
|
||||
|
||||
if not CONFIG["JS_STANDALONE"]:
|
||||
UNIFIED_SOURCES += [
|
||||
"CacheNtDllThunk.cpp",
|
||||
]
|
||||
|
||||
OS_LIBS += [
|
||||
"crypt32",
|
||||
"ntdll",
|
||||
|
|
@ -37,7 +32,6 @@ DELAYLOAD_DLLS += [
|
|||
|
||||
EXPORTS.mozilla += [
|
||||
"Authenticode.h",
|
||||
"CacheNtDllThunk.h",
|
||||
"LoaderAPIInterfaces.h",
|
||||
"ModuleLoadInfo.h",
|
||||
"WindowsDllBlocklist.h",
|
||||
|
|
|
|||
|
|
@ -1,33 +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/. */
|
||||
|
||||
#include "GetKnownFolderPath.h"
|
||||
|
||||
namespace mozilla {
|
||||
|
||||
UniquePtr<wchar_t, LoadedCoTaskMemFreeDeleter> GetKnownFolderPath(
|
||||
REFKNOWNFOLDERID folderId) {
|
||||
static decltype(SHGetKnownFolderPath)* shGetKnownFolderPath = nullptr;
|
||||
if (!shGetKnownFolderPath) {
|
||||
// We could go out of our way to `FreeLibrary` on this, decrementing its
|
||||
// ref count and potentially unloading it. However doing so would be either
|
||||
// effectively a no-op, or counterproductive. Just let it get cleaned up
|
||||
// when the process is terminated, because we're going to load it anyway
|
||||
// elsewhere.
|
||||
HMODULE shell32Dll = ::LoadLibraryW(L"shell32");
|
||||
if (!shell32Dll) {
|
||||
return nullptr;
|
||||
}
|
||||
shGetKnownFolderPath = reinterpret_cast<decltype(shGetKnownFolderPath)>(
|
||||
::GetProcAddress(shell32Dll, "SHGetKnownFolderPath"));
|
||||
if (!shGetKnownFolderPath) {
|
||||
return nullptr;
|
||||
}
|
||||
}
|
||||
PWSTR path = nullptr;
|
||||
shGetKnownFolderPath(folderId, 0, nullptr, &path);
|
||||
return UniquePtr<wchar_t, LoadedCoTaskMemFreeDeleter>(path);
|
||||
}
|
||||
|
||||
} // namespace mozilla
|
||||
|
|
@ -1,45 +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/. */
|
||||
|
||||
#ifndef mozilla_GetKnownFolderPath_h
|
||||
#define mozilla_GetKnownFolderPath_h
|
||||
|
||||
#include <windows.h>
|
||||
#include <objbase.h>
|
||||
#include <shlobj.h>
|
||||
|
||||
#include "mozilla/glue/Debug.h"
|
||||
#include "mozilla/UniquePtr.h"
|
||||
|
||||
namespace mozilla {
|
||||
|
||||
struct LoadedCoTaskMemFreeDeleter {
|
||||
void operator()(void* ptr) {
|
||||
static decltype(CoTaskMemFree)* coTaskMemFree = nullptr;
|
||||
if (!coTaskMemFree) {
|
||||
// Just let this get cleaned up when the process is terminated, because
|
||||
// we're going to load it anyway elsewhere.
|
||||
HMODULE ole32Dll = ::LoadLibraryW(L"ole32");
|
||||
if (!ole32Dll) {
|
||||
printf_stderr(
|
||||
"Could not load ole32 - will not free with CoTaskMemFree");
|
||||
return;
|
||||
}
|
||||
coTaskMemFree = reinterpret_cast<decltype(coTaskMemFree)>(
|
||||
::GetProcAddress(ole32Dll, "CoTaskMemFree"));
|
||||
if (!coTaskMemFree) {
|
||||
printf_stderr("Could not find CoTaskMemFree");
|
||||
return;
|
||||
}
|
||||
}
|
||||
coTaskMemFree(ptr);
|
||||
}
|
||||
};
|
||||
|
||||
UniquePtr<wchar_t, LoadedCoTaskMemFreeDeleter> GetKnownFolderPath(
|
||||
REFKNOWNFOLDERID folderId);
|
||||
|
||||
} // namespace mozilla
|
||||
|
||||
#endif
|
||||
|
|
@ -17,15 +17,12 @@
|
|||
|
||||
#include "mozilla/Assertions.h"
|
||||
#include "mozilla/Attributes.h"
|
||||
#include "mozilla/BaseProfilerMarkers.h"
|
||||
#include "mozilla/CacheNtDllThunk.h"
|
||||
#include "mozilla/FStream.h"
|
||||
#include "mozilla/GetKnownFolderPath.h"
|
||||
#include "mozilla/HashFunctions.h"
|
||||
#include "mozilla/BaseProfilerMarkers.h"
|
||||
#include "mozilla/FStream.h"
|
||||
#include "mozilla/HelperMacros.h"
|
||||
#include "mozilla/glue/Debug.h"
|
||||
#include "mozilla/Maybe.h"
|
||||
#include "mozilla/mscom/ProcessRuntime.h"
|
||||
#include "mozilla/ResultVariant.h"
|
||||
#include "mozilla/ScopeExit.h"
|
||||
#include "mozilla/UniquePtr.h"
|
||||
|
|
@ -33,7 +30,6 @@
|
|||
#include "mozilla/Unused.h"
|
||||
#include "mozilla/WindowsDpiAwareness.h"
|
||||
#include "mozilla/WindowsVersion.h"
|
||||
#include "mozilla/WindowsProcessMitigations.h"
|
||||
|
||||
namespace mozilla {
|
||||
|
||||
|
|
@ -108,7 +104,6 @@ static LPWSTR const gIDCWait = MAKEINTRESOURCEW(32514);
|
|||
static HANDLE sPreXULSKeletonUIAnimationThread;
|
||||
static HANDLE sPreXULSKeletonUILockFile = INVALID_HANDLE_VALUE;
|
||||
|
||||
static mozilla::mscom::ProcessRuntime* sProcessRuntime;
|
||||
static uint32_t* sPixelBuffer = nullptr;
|
||||
static Vector<ColorRect>* sAnimatedRects = nullptr;
|
||||
static int sTotalChromeHeight = 0;
|
||||
|
|
@ -194,6 +189,29 @@ static const wchar_t* sThemeRegSuffix = L"|Theme";
|
|||
static const wchar_t* sFlagsRegSuffix = L"|Flags";
|
||||
static const wchar_t* sProgressSuffix = L"|Progress";
|
||||
|
||||
struct LoadedCoTaskMemFreeDeleter {
|
||||
void operator()(void* ptr) {
|
||||
static decltype(CoTaskMemFree)* coTaskMemFree = nullptr;
|
||||
if (!coTaskMemFree) {
|
||||
// Just let this get cleaned up when the process is terminated, because
|
||||
// we're going to load it anyway elsewhere.
|
||||
HMODULE ole32Dll = ::LoadLibraryW(L"ole32");
|
||||
if (!ole32Dll) {
|
||||
printf_stderr(
|
||||
"Could not load ole32 - will not free with CoTaskMemFree");
|
||||
return;
|
||||
}
|
||||
coTaskMemFree = reinterpret_cast<decltype(coTaskMemFree)>(
|
||||
::GetProcAddress(ole32Dll, "CoTaskMemFree"));
|
||||
if (!coTaskMemFree) {
|
||||
printf_stderr("Could not find CoTaskMemFree");
|
||||
return;
|
||||
}
|
||||
}
|
||||
coTaskMemFree(ptr);
|
||||
}
|
||||
};
|
||||
|
||||
std::wstring GetRegValueName(const wchar_t* prefix, const wchar_t* suffix) {
|
||||
std::wstring result(prefix);
|
||||
result.append(suffix);
|
||||
|
|
@ -237,6 +255,30 @@ static bool PreXULSkeletonUIDisallowed() {
|
|||
*sErrorReason == PreXULSkeletonUIError::EnvVars);
|
||||
}
|
||||
|
||||
static UniquePtr<wchar_t, LoadedCoTaskMemFreeDeleter> GetKnownFolderPath(
|
||||
REFKNOWNFOLDERID folderId) {
|
||||
static decltype(SHGetKnownFolderPath)* shGetKnownFolderPath = nullptr;
|
||||
if (!shGetKnownFolderPath) {
|
||||
// We could go out of our way to `FreeLibrary` on this, decrementing its
|
||||
// ref count and potentially unloading it. However doing so would be either
|
||||
// effectively a no-op, or counterproductive. Just let it get cleaned up
|
||||
// when the process is terminated, because we're going to load it anyway
|
||||
// elsewhere.
|
||||
HMODULE shell32Dll = ::LoadLibraryW(L"shell32");
|
||||
if (!shell32Dll) {
|
||||
return nullptr;
|
||||
}
|
||||
shGetKnownFolderPath = reinterpret_cast<decltype(shGetKnownFolderPath)>(
|
||||
::GetProcAddress(shell32Dll, "SHGetKnownFolderPath"));
|
||||
if (!shGetKnownFolderPath) {
|
||||
return nullptr;
|
||||
}
|
||||
}
|
||||
PWSTR path = nullptr;
|
||||
shGetKnownFolderPath(folderId, 0, nullptr, &path);
|
||||
return UniquePtr<wchar_t, LoadedCoTaskMemFreeDeleter>(path);
|
||||
}
|
||||
|
||||
// Note: this is specifically *not* a robust, multi-locale lowercasing
|
||||
// operation. It is not intended to be such. It is simply intended to match the
|
||||
// way in which we look for other instances of firefox to remote into.
|
||||
|
|
@ -1265,12 +1307,6 @@ DWORD WINAPI AnimateSkeletonUI(void* aUnused) {
|
|||
|
||||
LRESULT WINAPI PreXULSkeletonUIProc(HWND hWnd, UINT msg, WPARAM wParam,
|
||||
LPARAM lParam) {
|
||||
// Exposing a generic oleacc proxy for the skeleton isn't useful and may cause
|
||||
// screen readers to report spurious information when the skeleton appears.
|
||||
if (msg == WM_GETOBJECT && sPreXULSkeletonUIWindow) {
|
||||
return E_FAIL;
|
||||
}
|
||||
|
||||
// NOTE: this block was copied from WinUtils.cpp, and needs to be kept in
|
||||
// sync.
|
||||
if (msg == WM_NCCREATE && sEnableNonClientDpiScaling) {
|
||||
|
|
@ -1805,31 +1841,6 @@ static Result<Ok, PreXULSkeletonUIError> WriteRegBool(
|
|||
|
||||
static Result<Ok, PreXULSkeletonUIError> CreateAndStorePreXULSkeletonUIImpl(
|
||||
HINSTANCE hInstance, int argc, char** argv) {
|
||||
// Initializing COM below may load modules via SetWindowHookEx, some of
|
||||
// which may modify the executable's IAT for ntdll.dll. If that happens,
|
||||
// this browser process fails to launch sandbox processes because we cannot
|
||||
// copy a modified IAT into a remote process (See SandboxBroker::LaunchApp).
|
||||
// To prevent that, we cache the intact IAT before COM initialization.
|
||||
// If EAF+ is enabled, CacheNtDllThunk() causes a crash, but EAF+ will
|
||||
// also prevent an injected module from parsing the PE headers and modifying
|
||||
// the IAT. Therefore, we can skip CacheNtDllThunk().
|
||||
if (!mozilla::IsEafPlusEnabled()) {
|
||||
CacheNtDllThunk();
|
||||
}
|
||||
|
||||
// NOTE: it's important that we initialize sProcessRuntime before showing a
|
||||
// window. Historically we ran into issues where showing the window would
|
||||
// cause an accessibility win event to fire, which could cause in-process
|
||||
// system or third party components to initialize COM and prevent us from
|
||||
// initializing it with important settings we need.
|
||||
|
||||
// Some COM settings are global to the process and must be set before any non-
|
||||
// trivial COM is run in the application. Since these settings may affect
|
||||
// stability, we should instantiate COM ASAP so that we can ensure that these
|
||||
// global settings are configured before anything can interfere.
|
||||
sProcessRuntime = new mscom::ProcessRuntime(
|
||||
mscom::ProcessRuntime::ProcessCategory::GeckoBrowserParent);
|
||||
|
||||
const TimeStamp skeletonStart = TimeStamp::NowUnfuzzed();
|
||||
|
||||
if (!IsWin10OrLater()) {
|
||||
|
|
@ -2041,11 +2052,6 @@ void CreateAndStorePreXULSkeletonUI(HINSTANCE hInstance, int argc,
|
|||
}
|
||||
}
|
||||
|
||||
void CleanupProcessRuntime() {
|
||||
delete sProcessRuntime;
|
||||
sProcessRuntime = nullptr;
|
||||
}
|
||||
|
||||
bool WasPreXULSkeletonUIMaximized() { return sMaximized; }
|
||||
|
||||
bool GetPreXULSkeletonUIWasShown() {
|
||||
|
|
|
|||
|
|
@ -166,7 +166,6 @@ enum class PreXULSkeletonUIProgress : uint32_t {
|
|||
|
||||
MFBT_API void CreateAndStorePreXULSkeletonUI(HINSTANCE hInstance, int argc,
|
||||
char** argv);
|
||||
MFBT_API void CleanupProcessRuntime();
|
||||
MFBT_API bool GetPreXULSkeletonUIWasShown();
|
||||
MFBT_API HWND ConsumePreXULSkeletonUIHandle();
|
||||
MFBT_API Maybe<PreXULSkeletonUIError> GetPreXULSkeletonUIErrorReason();
|
||||
|
|
|
|||
|
|
@ -29,7 +29,6 @@ EXPORTS.mozilla.glue += [
|
|||
|
||||
if CONFIG["OS_ARCH"] == "WINNT":
|
||||
EXPORTS.mozilla += [
|
||||
"GetKnownFolderPath.h",
|
||||
"PreXULSkeletonUI.h",
|
||||
"StackWalk_windows.h",
|
||||
"StackWalkThread.h",
|
||||
|
|
@ -69,7 +68,6 @@ if CONFIG["OS_ARCH"] == "WINNT":
|
|||
"WindowsUnicode.h",
|
||||
]
|
||||
SOURCES += [
|
||||
"GetKnownFolderPath.cpp",
|
||||
"PreXULSkeletonUI.cpp",
|
||||
"TimeStamp_windows.cpp",
|
||||
"WindowsDpiInitialization.cpp",
|
||||
|
|
@ -77,18 +75,7 @@ if CONFIG["OS_ARCH"] == "WINNT":
|
|||
"WindowsProcessMitigations.cpp",
|
||||
"WindowsUnicode.cpp",
|
||||
]
|
||||
|
||||
OS_LIBS += [
|
||||
"dbghelp",
|
||||
"oleaut32",
|
||||
"ole32",
|
||||
]
|
||||
|
||||
if CONFIG["ACCESSIBILITY"]:
|
||||
SOURCES += [
|
||||
"/ipc/mscom/ActivationContext.cpp",
|
||||
"/ipc/mscom/ProcessRuntime.cpp",
|
||||
]
|
||||
OS_LIBS += ["dbghelp"]
|
||||
elif CONFIG["HAVE_CLOCK_MONOTONIC"]:
|
||||
SOURCES += [
|
||||
"TimeStamp_posix.cpp",
|
||||
|
|
|
|||
|
|
@ -1,7 +0,0 @@
|
|||
#include "mozilla-config.h"
|
||||
#ifdef ACCESSIBILITY
|
||||
64 24 IAccessible64.manifest
|
||||
#ifndef HAVE_64BIT_BUILD
|
||||
32 24 IAccessible32.manifest
|
||||
#endif
|
||||
#endif
|
||||
|
|
@ -407,8 +407,6 @@ class ChildProcess final {
|
|||
|
||||
template <typename MMPolicy>
|
||||
TestResult BasicTest(const MMPolicy& aMMPolicy) {
|
||||
const bool isAppHelpLoaded = ::GetModuleHandleW(L"apphelp.dll");
|
||||
|
||||
// Use ntdll.dll because it does not have any forwarder RVA.
|
||||
HMODULE ntdllImageBase = ::GetModuleHandleW(L"ntdll.dll");
|
||||
auto ntdllExports = PEExportSection<MMPolicy>::Get(ntdllImageBase, aMMPolicy);
|
||||
|
|
@ -419,13 +417,6 @@ TestResult BasicTest(const MMPolicy& aMMPolicy) {
|
|||
for (DWORD i = 0; i < exportDir->NumberOfNames; ++i) {
|
||||
const auto name =
|
||||
ntdllExports.template RVAToPtr<const char*>(tableOfNames[i]);
|
||||
|
||||
if (isAppHelpLoaded && strcmp(name, "NtdllDefWindowProc_W") == 0) {
|
||||
// In this case, GetProcAddress will return
|
||||
// apphelp!DWM8AND16BitHook_DefWindowProcW.
|
||||
continue;
|
||||
}
|
||||
|
||||
auto funcEntry = ntdllExports.FindExportAddressTableEntry(name);
|
||||
if (ntdllExports.template RVAToPtr<const void*>(*funcEntry) !=
|
||||
::GetProcAddress(ntdllImageBase, name)) {
|
||||
|
|
|
|||
|
|
@ -6,4 +6,8 @@
|
|||
#include "widget.rc"
|
||||
#ifdef ACCESSIBILITY
|
||||
1 typelib IGeckoCustom.tlb
|
||||
64 24 IAccessible64.manifest
|
||||
#ifndef HAVE_64BIT_BUILD
|
||||
32 24 IAccessible32.manifest
|
||||
#endif
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -5402,9 +5402,22 @@ int XREMain::XRE_main(int argc, char* argv[], const BootstrapConfig& aConfig) {
|
|||
mozilla::IOInterposerInit ioInterposerGuard;
|
||||
|
||||
#if defined(XP_WIN)
|
||||
// We should have already done this when we created the skeleton UI. However,
|
||||
// there is code in here which needs xul in order to work, like EnsureMTA. It
|
||||
// should be setup that running it again is safe.
|
||||
// Initializing COM below may load modules via SetWindowHookEx, some of
|
||||
// which may modify the executable's IAT for ntdll.dll. If that happens,
|
||||
// this browser process fails to launch sandbox processes because we cannot
|
||||
// copy a modified IAT into a remote process (See SandboxBroker::LaunchApp).
|
||||
// To prevent that, we cache the intact IAT before COM initialization.
|
||||
// If EAF+ is enabled, CacheNtDllThunk() causes a crash, but EAF+ will
|
||||
// also prevent an injected module from parsing the PE headers and modifying
|
||||
// the IAT. Therefore, we can skip CacheNtDllThunk().
|
||||
if (!mozilla::IsEafPlusEnabled()) {
|
||||
mozilla::ipc::GeckoChildProcessHost::CacheNtDllThunk();
|
||||
}
|
||||
|
||||
// Some COM settings are global to the process and must be set before any non-
|
||||
// trivial COM is run in the application. Since these settings may affect
|
||||
// stability, we should instantiate COM ASAP so that we can ensure that these
|
||||
// global settings are configured before anything can interfere.
|
||||
mozilla::mscom::ProcessRuntime msCOMRuntime;
|
||||
#endif
|
||||
|
||||
|
|
|
|||
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