// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef SANDBOX_WOW_HELPER_TARGET_CODE_H__
#define SANDBOX_WOW_HELPER_TARGET_CODE_H__
#include "sandbox/win/src/nt_internals.h"
namespace sandbox {
extern "C" {
// Holds the information needed for the interception of NtMapViewOfSection.
// Changes of this structure must be synchronized with changes of PatchInfo32
// on sandbox/win/src/wow64.cc.
struct PatchInfo {
HANDLE dll_load; // Event to signal the broker.
HANDLE continue_load; // Event to wait for the broker.
HANDLE section; // First argument of the call.
NtMapViewOfSectionFunction orig_MapViewOfSection;
NtSignalAndWaitForSingleObjectFunction signal_and_wait;
void* patch_location;
};
// Interception of NtMapViewOfSection on the child process.
// It should never be called directly. This function provides the means to
// detect dlls being loaded, so we can patch them if needed.
NTSTATUS WINAPI TargetNtMapViewOfSection(
PatchInfo* patch_info, HANDLE process, PVOID* base, ULONG_PTR zero_bits,
SIZE_T commit_size, PLARGE_INTEGER offset, PSIZE_T view_size,
SECTION_INHERIT inherit, ULONG allocation_type, ULONG protect);
// Marker of the end of TargetNtMapViewOfSection.
NTSTATUS WINAPI TargetEnd();
} // extern "C"
} // namespace sandbox
#endif // SANDBOX_WOW_HELPER_TARGET_CODE_H__