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Issue 1851213002: Remove sandbox on Windows. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: fix nacl compile issues Created 4 years, 8 months ago
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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.
4
5 #include "sandbox/win/src/resolver.h"
6
7 #include <stddef.h>
8
9 #include "base/win/pe_image.h"
10 #include "sandbox/win/src/sandbox_nt_util.h"
11
12 namespace sandbox {
13
14 NTSTATUS ResolverThunk::Init(const void* target_module,
15 const void* interceptor_module,
16 const char* target_name,
17 const char* interceptor_name,
18 const void* interceptor_entry_point,
19 void* thunk_storage,
20 size_t storage_bytes) {
21 if (NULL == thunk_storage || 0 == storage_bytes ||
22 NULL == target_module || NULL == target_name)
23 return STATUS_INVALID_PARAMETER;
24
25 if (storage_bytes < GetThunkSize())
26 return STATUS_BUFFER_TOO_SMALL;
27
28 NTSTATUS ret = STATUS_SUCCESS;
29 if (NULL == interceptor_entry_point) {
30 ret = ResolveInterceptor(interceptor_module, interceptor_name,
31 &interceptor_entry_point);
32 if (!NT_SUCCESS(ret))
33 return ret;
34 }
35
36 ret = ResolveTarget(target_module, target_name, &target_);
37 if (!NT_SUCCESS(ret))
38 return ret;
39
40 interceptor_ = interceptor_entry_point;
41
42 return ret;
43 }
44
45 NTSTATUS ResolverThunk::ResolveInterceptor(const void* interceptor_module,
46 const char* interceptor_name,
47 const void** address) {
48 DCHECK_NT(address);
49 if (!interceptor_module)
50 return STATUS_INVALID_PARAMETER;
51
52 base::win::PEImage pe(interceptor_module);
53 if (!pe.VerifyMagic())
54 return STATUS_INVALID_IMAGE_FORMAT;
55
56 *address = pe.GetProcAddress(interceptor_name);
57
58 if (!(*address))
59 return STATUS_PROCEDURE_NOT_FOUND;
60
61 return STATUS_SUCCESS;
62 }
63
64 } // namespace sandbox
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