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Unified Diff: sandbox/win/src/eat_resolver.cc

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, 9 months ago
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Index: sandbox/win/src/eat_resolver.cc
diff --git a/sandbox/win/src/eat_resolver.cc b/sandbox/win/src/eat_resolver.cc
deleted file mode 100644
index 48681e83bc9914b3e9a3d3f422cc757b3bdfb75f..0000000000000000000000000000000000000000
--- a/sandbox/win/src/eat_resolver.cc
+++ /dev/null
@@ -1,88 +0,0 @@
-// Copyright (c) 2006-2010 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.
-
-#include "sandbox/win/src/eat_resolver.h"
-
-#include <stddef.h>
-
-#include "base/win/pe_image.h"
-#include "sandbox/win/src/sandbox_nt_util.h"
-
-namespace sandbox {
-
-NTSTATUS EatResolverThunk::Setup(const void* target_module,
- const void* interceptor_module,
- const char* target_name,
- const char* interceptor_name,
- const void* interceptor_entry_point,
- void* thunk_storage,
- size_t storage_bytes,
- size_t* storage_used) {
- NTSTATUS ret = Init(target_module, interceptor_module, target_name,
- interceptor_name, interceptor_entry_point,
- thunk_storage, storage_bytes);
- if (!NT_SUCCESS(ret))
- return ret;
-
- if (!eat_entry_)
- return STATUS_INVALID_PARAMETER;
-
-#if defined(_WIN64)
- // We have two thunks, in order: the return path and the forward path.
- if (!SetInternalThunk(thunk_storage, storage_bytes, NULL, target_))
- return STATUS_BUFFER_TOO_SMALL;
-
- size_t thunk_bytes = GetInternalThunkSize();
- storage_bytes -= thunk_bytes;
- thunk_storage = reinterpret_cast<char*>(thunk_storage) + thunk_bytes;
-#endif
-
- if (!SetInternalThunk(thunk_storage, storage_bytes, target_, interceptor_))
- return STATUS_BUFFER_TOO_SMALL;
-
- AutoProtectMemory memory;
- ret = memory.ChangeProtection(eat_entry_, sizeof(DWORD), PAGE_READWRITE);
- if (!NT_SUCCESS(ret))
- return ret;
-
- // Perform the patch.
- *eat_entry_ = static_cast<DWORD>(reinterpret_cast<uintptr_t>(thunk_storage)) -
- static_cast<DWORD>(reinterpret_cast<uintptr_t>(target_module));
-
- if (NULL != storage_used)
- *storage_used = GetThunkSize();
-
- return ret;
-}
-
-NTSTATUS EatResolverThunk::ResolveTarget(const void* module,
- const char* function_name,
- void** address) {
- DCHECK_NT(address);
- if (!module)
- return STATUS_INVALID_PARAMETER;
-
- base::win::PEImage pe(module);
- if (!pe.VerifyMagic())
- return STATUS_INVALID_IMAGE_FORMAT;
-
- eat_entry_ = pe.GetExportEntry(function_name);
-
- if (!eat_entry_)
- return STATUS_PROCEDURE_NOT_FOUND;
-
- *address = pe.RVAToAddr(*eat_entry_);
-
- return STATUS_SUCCESS;
-}
-
-size_t EatResolverThunk::GetThunkSize() const {
-#if defined(_WIN64)
- return GetInternalThunkSize() * 2;
-#else
- return GetInternalThunkSize();
-#endif
-}
-
-} // namespace sandbox
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