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/* -*- Mode: IDL; 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 "nsISupports.idl"

// A wrapper for the C++ class SandboxReport, representing one system
// call that was rejected by policy.
[scriptable, builtinclass, uuid(ed1e84d3-3346-42e1-b28c-e76a77f549f0)]
interface mozISandboxReport : nsISupports
{
  // The timestamp relative to the time when this property is read.
  // This is mainly meant for distinguishing recent events that might
  // be related to an observable failure from older ones that may be
  // unrelated, not for exact timing.
  readonly attribute uint64_t msecAgo;
  readonly attribute int32_t pid;
  readonly attribute int32_t tid;
  readonly attribute ACString procType;
  readonly attribute uint32_t syscall;
  // Currently numArgs is effectively a constant and indicates the
  // maximum number of arguments possible on the platform; the actual
  // system call may use fewer.
  readonly attribute uint32_t numArgs;
  // The argument values are presented as strings because JS doesn't
  // have 64-bit integers and data would be lost on 64-bit platforms
  // if the XPIDL type uint64_t were used.  The string may be decimal
  // or hex (with leading "0x").
  ACString getArg(in uint32_t aIndex);
};

// A wrapper for SandboxReporter::Snapshot, representing the most
// recent SandboxReport events.  Index 0 is the first report in the
// session, and so on; exposing the indices like this lets us see how
// many reports have been received even though only a limited number
// of them are stored.
[scriptable, builtinclass, uuid(6e8ff6e5-05c9-42d3-853d-40523fd86a50)]
interface mozISandboxReportArray : nsISupports
{
  readonly attribute uint64_t begin;
  readonly attribute uint64_t end;
  // (aIndex >= begin && aIndex < end) must be true.
  mozISandboxReport getElement(in uint64_t aIndex);
};

// A wrapper for the SandboxReporter; use the component/contract IDs
// below to access the SandboxReporter singleton.  The component
// constructor will fail if called in a child process.
[scriptable, builtinclass, uuid(8535bdf7-6d9e-4853-acf9-a146449c4a3b)]
interface mozISandboxReporter : nsISupports
{
  mozISandboxReportArray snapshot();
};

%{ C++

#define MOZ_SANDBOX_REPORTER_CID \
{0x5118a6f9, 0x2493, 0x4f97, {0x95, 0x52, 0x62, 0x06, 0x63, 0xe0, 0x3c, 0xb3}}

#define MOZ_SANDBOX_REPORTER_CONTRACTID \
    "@mozilla.org/sandbox/syscall-reporter;1"

%}