The Tor Browser: security/sandbox/win/src/service

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 // Copyright (c) 2006-2010 The Chromium Authors. All rights reserved.

     2 // Use of this source code is governed by a BSD-style license that can be

     3 // found in the LICENSE file.

     5 #include "sandbox/win/src/service_resolver.h"

     7 #include "base/logging.h"

     8 #include "base/win/pe_image.h"

    10 namespace sandbox {

    12 NTSTATUS ServiceResolverThunk::ResolveInterceptor(

    13     const void* interceptor_module,

    14     const char* interceptor_name,

    15     const void** address) {

    16   // After all, we are using a locally mapped version of the exe, so the

    17   // action is the same as for a target function.

    18   return ResolveTarget(interceptor_module, interceptor_name,

    19                        const_cast<void**>(address));

    20 }

    22 // In this case all the work is done from the parent, so resolve is

    23 // just a simple GetProcAddress.

    24 NTSTATUS ServiceResolverThunk::ResolveTarget(const void* module,

    25                                              const char* function_name,

    26                                              void** address) {

    27   DCHECK(address);

    28   if (NULL == module)

    29     return STATUS_UNSUCCESSFUL;

    31   base::win::PEImage module_image(module);

    32   *address = module_image.GetProcAddress(function_name);

    34   if (NULL == *address) {

    35     NOTREACHED();

    36     return STATUS_UNSUCCESSFUL;

    37   }

    39   return STATUS_SUCCESS;

    40 }

    42 }  // namespace sandbox

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