зеркало из https://github.com/mozilla/gecko-dev.git
77 строки
2.7 KiB
C++
77 строки
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_Sandbox_h
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#define mozilla_Sandbox_h
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#include "mozilla/Maybe.h"
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#include "mozilla/Types.h"
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#include "nsXULAppAPI.h"
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#include <vector>
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#include "mozilla/ipc/UtilityProcessSandboxing.h"
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// This defines the entry points for a content process to start
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// sandboxing itself. See also SandboxInfo.h for what parts of
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// sandboxing are enabled/supported.
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namespace mozilla {
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namespace ipc {
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class FileDescriptor;
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} // namespace ipc
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// This must be called early, before glib creates any worker threads.
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// (See bug 1176099.)
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MOZ_EXPORT void SandboxEarlyInit();
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// A collection of sandbox parameters that have to be extracted from
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// prefs or other libxul facilities and passed down, because
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// libmozsandbox can't link against the APIs to read them.
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struct ContentProcessSandboxParams {
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// Content sandbox level; see also GetEffectiveSandboxLevel in
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// SandboxSettings.h and the comments for the Linux version of
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// "security.sandbox.content.level" in browser/app/profile/firefox.js
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int mLevel = 0;
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// The filesystem broker client file descriptor, or -1 to allow
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// direct filesystem access. (Warning: this is not a RAII class and
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// will not close the fd on destruction.)
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int mBrokerFd = -1;
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// Determines whether we allow reading all files, for processes that
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// render file:/// URLs.
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bool mFileProcess = false;
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// Syscall numbers to allow even if the seccomp-bpf policy otherwise
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// wouldn't.
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std::vector<int> mSyscallWhitelist;
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static ContentProcessSandboxParams ForThisProcess(
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const Maybe<ipc::FileDescriptor>& aBroker);
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};
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// Call only if SandboxInfo::CanSandboxContent() returns true.
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// (No-op if the sandbox is disabled.)
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// isFileProcess determines whether we allow system wide file reads.
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MOZ_EXPORT bool SetContentProcessSandbox(ContentProcessSandboxParams&& aParams);
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// Call only if SandboxInfo::CanSandboxMedia() returns true.
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// (No-op if MOZ_DISABLE_GMP_SANDBOX is set.)
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// aFilePath is the path to the plugin file.
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MOZ_EXPORT void SetMediaPluginSandbox(const char* aFilePath);
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MOZ_EXPORT void SetRemoteDataDecoderSandbox(int aBroker);
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MOZ_EXPORT void SetSocketProcessSandbox(int aBroker);
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MOZ_EXPORT void SetUtilitySandbox(int aBroker, ipc::SandboxingKind aKind);
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// We want to turn on/off crashing on error when running some tests
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// This will return current value and set the aValue we pass
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MOZ_EXPORT bool SetSandboxCrashOnError(bool aValue);
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} // namespace mozilla
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#endif // mozilla_Sandbox_h
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