Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 199 insertions, 0 deletions

diff --git a/security/sandbox/linux/reporter/SandboxReporterWrappers.cpp b/security/sandbox/linux/reporter/SandboxReporterWrappers.cpp
new file mode 100644
index 0000000000..755e8e858d
--- /dev/null
+++ b/security/sandbox/linux/reporter/SandboxReporterWrappers.cpp
@@ -0,0 +1,199 @@
+/* -*- 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 "mozISandboxReporter.h"
+#include "SandboxReporter.h"
+
+#include <time.h>
+
+#include "mozilla/Assertions.h"
+#include "mozilla/Components.h"
+#include "nsCOMPtr.h"
+#include "nsPrintfCString.h"
+#include "nsTArray.h"
+#include "nsXULAppAPI.h"
+
+using namespace mozilla;
+
+namespace mozilla {
+
+class SandboxReportWrapper final : public mozISandboxReport {
+ public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_MOZISANDBOXREPORT
+
+  explicit SandboxReportWrapper(const SandboxReport& aReport)
+      : mReport(aReport) {}
+
+ private:
+  ~SandboxReportWrapper() = default;
+  SandboxReport mReport;
+};
+
+NS_IMPL_ISUPPORTS(SandboxReportWrapper, mozISandboxReport)
+
+/* readonly attribute uint64_t msecAgo; */
+NS_IMETHODIMP SandboxReportWrapper::GetMsecAgo(uint64_t* aMsec) {
+  struct timespec then = mReport.mTime, now = {0, 0};
+  clock_gettime(CLOCK_MONOTONIC_COARSE, &now);
+
+  const uint64_t now_msec = uint64_t(now.tv_sec) * 1000 + now.tv_nsec / 1000000;
+  const uint64_t then_msec =
+      uint64_t(then.tv_sec) * 1000 + then.tv_nsec / 1000000;
+  MOZ_DIAGNOSTIC_ASSERT(now_msec >= then_msec);
+  if (now_msec >= then_msec) {
+    *aMsec = now_msec - then_msec;
+  } else {
+    *aMsec = 0;
+  }
+  return NS_OK;
+}
+
+/* readonly attribute int32_t pid; */
+NS_IMETHODIMP SandboxReportWrapper::GetPid(int32_t* aPid) {
+  *aPid = mReport.mPid;
+  return NS_OK;
+}
+
+/* readonly attribute int32_t tid; */
+NS_IMETHODIMP SandboxReportWrapper::GetTid(int32_t* aTid) {
+  *aTid = mReport.mTid;
+  return NS_OK;
+}
+
+/* readonly attribute ACString procType; */
+NS_IMETHODIMP SandboxReportWrapper::GetProcType(nsACString& aProcType) {
+  switch (mReport.mProcType) {
+    case SandboxReport::ProcType::CONTENT:
+      aProcType.AssignLiteral("content");
+      return NS_OK;
+    case SandboxReport::ProcType::FILE:
+      aProcType.AssignLiteral("file");
+      return NS_OK;
+    case SandboxReport::ProcType::MEDIA_PLUGIN:
+      aProcType.AssignLiteral("mediaPlugin");
+      return NS_OK;
+    case SandboxReport::ProcType::RDD:
+      aProcType.AssignLiteral("dataDecoder");
+      return NS_OK;
+    case SandboxReport::ProcType::SOCKET_PROCESS:
+      aProcType.AssignLiteral("socketProcess");
+      return NS_OK;
+    case SandboxReport::ProcType::UTILITY:
+      aProcType.AssignLiteral("utility");
+      return NS_OK;
+    default:
+      MOZ_ASSERT(false);
+      return NS_ERROR_UNEXPECTED;
+  }
+}
+
+/* readonly attribute uint32_t syscall; */
+NS_IMETHODIMP SandboxReportWrapper::GetSyscall(uint32_t* aSyscall) {
+  *aSyscall = static_cast<uint32_t>(mReport.mSyscall);
+  MOZ_ASSERT(static_cast<SandboxReport::ULong>(*aSyscall) == mReport.mSyscall);
+  return NS_OK;
+}
+
+/* readonly attribute uint32_t numArgs; */
+NS_IMETHODIMP SandboxReportWrapper::GetNumArgs(uint32_t* aNumArgs) {
+  *aNumArgs = static_cast<uint32_t>(kSandboxSyscallArguments);
+  return NS_OK;
+}
+
+/* ACString getArg (in uint32_t aIndex); */
+NS_IMETHODIMP SandboxReportWrapper::GetArg(uint32_t aIndex,
+                                           nsACString& aRetval) {
+  if (aIndex >= kSandboxSyscallArguments) {
+    return NS_ERROR_INVALID_ARG;
+  }
+  const auto arg = mReport.mArgs[aIndex];
+  nsAutoCString str;
+  // Use decimal for smaller numbers (more likely ints) and hex for
+  // larger (more likely pointers).  This cutoff is arbitrary.
+  if (arg >= 1000000) {
+    str.AppendLiteral("0x");
+    str.AppendInt(arg, 16);
+  } else {
+    str.AppendInt(arg, 10);
+  }
+  aRetval = str;
+  return NS_OK;
+}
+
+class SandboxReportArray final : public mozISandboxReportArray {
+ public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_MOZISANDBOXREPORTARRAY
+
+  explicit SandboxReportArray(SandboxReporter::Snapshot&& aSnap)
+      : mOffset(aSnap.mOffset), mArray(std::move(aSnap.mReports)) {}
+
+ private:
+  ~SandboxReportArray() = default;
+  uint64_t mOffset;
+  nsTArray<SandboxReport> mArray;
+};
+
+NS_IMPL_ISUPPORTS(SandboxReportArray, mozISandboxReportArray)
+
+/* readonly attribute uint64_t begin; */
+NS_IMETHODIMP SandboxReportArray::GetBegin(uint64_t* aBegin) {
+  *aBegin = mOffset;
+  return NS_OK;
+}
+
+/* readonly attribute uint64_t end; */
+NS_IMETHODIMP SandboxReportArray::GetEnd(uint64_t* aEnd) {
+  *aEnd = mOffset + mArray.Length();
+  return NS_OK;
+}
+
+/* mozISandboxReport getElement (in uint64_t aIndex); */
+NS_IMETHODIMP SandboxReportArray::GetElement(uint64_t aIndex,
+                                             mozISandboxReport** aRetval) {
+  uint64_t relIndex = aIndex - mOffset;
+  if (relIndex >= mArray.Length()) {
+    return NS_ERROR_INVALID_ARG;
+  }
+
+  nsCOMPtr<mozISandboxReport> wrapper =
+      new SandboxReportWrapper(mArray[relIndex]);
+  wrapper.forget(aRetval);
+  return NS_OK;
+}
+
+class SandboxReporterWrapper final : public mozISandboxReporter {
+ public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_MOZISANDBOXREPORTER
+
+  SandboxReporterWrapper() = default;
+
+ private:
+  ~SandboxReporterWrapper() = default;
+};
+
+NS_IMPL_ISUPPORTS(SandboxReporterWrapper, mozISandboxReporter)
+
+/* mozISandboxReportArray snapshot(); */
+NS_IMETHODIMP SandboxReporterWrapper::Snapshot(
+    mozISandboxReportArray** aRetval) {
+  if (!XRE_IsParentProcess()) {
+    return NS_ERROR_NOT_AVAILABLE;
+  }
+
+  nsCOMPtr<mozISandboxReportArray> wrapper =
+      new SandboxReportArray(SandboxReporter::Singleton()->GetSnapshot());
+  wrapper.forget(aRetval);
+  return NS_OK;
+}
+
+}  // namespace mozilla
+
+NS_IMPL_COMPONENT_FACTORY(mozISandboxReporter) {
+  return MakeAndAddRef<SandboxReporterWrapper>().downcast<nsISupports>();
+}