From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- security/sandbox/linux/Sandbox.h | 76 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 security/sandbox/linux/Sandbox.h (limited to 'security/sandbox/linux/Sandbox.h') diff --git a/security/sandbox/linux/Sandbox.h b/security/sandbox/linux/Sandbox.h new file mode 100644 index 0000000000..575f57a3a3 --- /dev/null +++ b/security/sandbox/linux/Sandbox.h @@ -0,0 +1,76 @@ +/* -*- 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_Sandbox_h +#define mozilla_Sandbox_h + +#include "mozilla/Maybe.h" +#include "mozilla/Types.h" +#include "nsXULAppAPI.h" +#include + +#include "mozilla/ipc/UtilityProcessSandboxing.h" + +// This defines the entry points for a content process to start +// sandboxing itself. See also SandboxInfo.h for what parts of +// sandboxing are enabled/supported. + +namespace mozilla { + +namespace ipc { +class FileDescriptor; +} // namespace ipc + +// This must be called early, before glib creates any worker threads. +// (See bug 1176099.) +MOZ_EXPORT void SandboxEarlyInit(); + +// A collection of sandbox parameters that have to be extracted from +// prefs or other libxul facilities and passed down, because +// libmozsandbox can't link against the APIs to read them. +struct ContentProcessSandboxParams { + // Content sandbox level; see also GetEffectiveSandboxLevel in + // SandboxSettings.h and the comments for the Linux version of + // "security.sandbox.content.level" in browser/app/profile/firefox.js + int mLevel = 0; + // The filesystem broker client file descriptor, or -1 to allow + // direct filesystem access. (Warning: this is not a RAII class and + // will not close the fd on destruction.) + int mBrokerFd = -1; + // Determines whether we allow reading all files, for processes that + // render file:/// URLs. + bool mFileProcess = false; + // Syscall numbers to allow even if the seccomp-bpf policy otherwise + // wouldn't. + std::vector mSyscallWhitelist; + + static ContentProcessSandboxParams ForThisProcess( + const Maybe& aBroker); +}; + +// Call only if SandboxInfo::CanSandboxContent() returns true. +// (No-op if the sandbox is disabled.) +// isFileProcess determines whether we allow system wide file reads. +MOZ_EXPORT bool SetContentProcessSandbox(ContentProcessSandboxParams&& aParams); + +// Call only if SandboxInfo::CanSandboxMedia() returns true. +// (No-op if MOZ_DISABLE_GMP_SANDBOX is set.) +// aFilePath is the path to the plugin file. +MOZ_EXPORT void SetMediaPluginSandbox(const char* aFilePath); + +MOZ_EXPORT void SetRemoteDataDecoderSandbox(int aBroker); + +MOZ_EXPORT void SetSocketProcessSandbox(int aBroker); + +MOZ_EXPORT void SetUtilitySandbox(int aBroker, ipc::SandboxingKind aKind); + +// We want to turn on/off crashing on error when running some tests +// This will return current value and set the aValue we pass +MOZ_EXPORT bool SetSandboxCrashOnError(bool aValue); + +} // namespace mozilla + +#endif // mozilla_Sandbox_h -- cgit v1.2.3