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2f66eefb79
Change-Id: I6afe27313093c6867d0276274e6b17b195d9d263 Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/2339536 Commit-Queue: Joshua Peraza <jperaza@chromium.org> Reviewed-by: Mark Mentovai <mark@chromium.org>
65 lines
2.1 KiB
C++
65 lines
2.1 KiB
C++
// Copyright 2019 The Crashpad Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "util/process/process_memory_sanitized.h"
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#include "gtest/gtest.h"
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#include "test/process_type.h"
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#include "util/misc/from_pointer_cast.h"
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#include "util/process/process_memory_native.h"
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namespace crashpad {
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namespace test {
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namespace {
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TEST(ProcessMemorySanitized, DenyDisallowedMemory) {
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ProcessMemoryNative memory;
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ASSERT_TRUE(memory.Initialize(GetSelfProcess()));
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char c = 42;
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char out;
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ProcessMemorySanitized san_null;
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san_null.Initialize(&memory, nullptr);
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EXPECT_FALSE(san_null.Read(FromPointerCast<VMAddress>(&c), 1, &out));
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std::vector<std::pair<VMAddress, VMAddress>> allowed_memory;
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ProcessMemorySanitized san_empty;
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san_empty.Initialize(&memory, &allowed_memory);
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EXPECT_FALSE(san_empty.Read(FromPointerCast<VMAddress>(&c), 1, &out));
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}
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TEST(ProcessMemorySanitized, AllowedMemory) {
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ProcessMemoryNative memory;
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ASSERT_TRUE(memory.Initialize(GetSelfProcess()));
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char str[4] = "ABC";
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char out[4];
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std::vector<std::pair<VMAddress, VMAddress>> allowed_memory;
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allowed_memory.push_back(std::make_pair(FromPointerCast<VMAddress>(str + 1),
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FromPointerCast<VMAddress>(str + 2)));
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ProcessMemorySanitized sanitized;
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sanitized.Initialize(&memory, &allowed_memory);
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EXPECT_FALSE(sanitized.Read(FromPointerCast<VMAddress>(str), 1, &out));
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EXPECT_TRUE(sanitized.Read(FromPointerCast<VMAddress>(str + 1), 1, &out));
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EXPECT_FALSE(sanitized.Read(FromPointerCast<VMAddress>(str + 2), 1, &out));
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}
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} // namespace
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} // namespace test
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} // namespace crashpad
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