151 lines
4.7 KiB
C++
151 lines
4.7 KiB
C++
// Copyright 2014 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/mach/mach_extensions.h"
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#include "base/mac/scoped_mach_port.h"
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#include "build/build_config.h"
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#include "gtest/gtest.h"
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#include "test/mac/mach_errors.h"
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#include "util/mac/mac_util.h"
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namespace crashpad {
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namespace test {
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namespace {
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TEST(MachExtensions, MachThreadSelf) {
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base::mac::ScopedMachSendRight thread_self(mach_thread_self());
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EXPECT_EQ(MachThreadSelf(), thread_self);
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}
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TEST(MachExtensions, NewMachPort_Receive) {
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base::mac::ScopedMachReceiveRight port(NewMachPort(MACH_PORT_RIGHT_RECEIVE));
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ASSERT_NE(port, kMachPortNull);
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mach_port_type_t type;
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kern_return_t kr = mach_port_type(mach_task_self(), port.get(), &type);
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ASSERT_EQ(kr, KERN_SUCCESS) << MachErrorMessage(kr, "mach_port_get_type");
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EXPECT_EQ(type, MACH_PORT_TYPE_RECEIVE);
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}
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TEST(MachExtensions, NewMachPort_PortSet) {
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base::mac::ScopedMachPortSet port(NewMachPort(MACH_PORT_RIGHT_PORT_SET));
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ASSERT_NE(port, kMachPortNull);
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mach_port_type_t type;
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kern_return_t kr = mach_port_type(mach_task_self(), port.get(), &type);
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ASSERT_EQ(kr, KERN_SUCCESS) << MachErrorMessage(kr, "mach_port_get_type");
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EXPECT_EQ(type, MACH_PORT_TYPE_PORT_SET);
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}
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TEST(MachExtensions, NewMachPort_DeadName) {
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base::mac::ScopedMachSendRight port(NewMachPort(MACH_PORT_RIGHT_DEAD_NAME));
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ASSERT_NE(port, kMachPortNull);
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mach_port_type_t type;
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kern_return_t kr = mach_port_type(mach_task_self(), port.get(), &type);
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ASSERT_EQ(kr, KERN_SUCCESS) << MachErrorMessage(kr, "mach_port_get_type");
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EXPECT_EQ(type, MACH_PORT_TYPE_DEAD_NAME);
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}
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constexpr exception_mask_t kExcMaskBasic =
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EXC_MASK_BAD_ACCESS |
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EXC_MASK_BAD_INSTRUCTION |
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EXC_MASK_ARITHMETIC |
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EXC_MASK_EMULATION |
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EXC_MASK_SOFTWARE |
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EXC_MASK_BREAKPOINT |
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EXC_MASK_SYSCALL |
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EXC_MASK_MACH_SYSCALL |
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EXC_MASK_RPC_ALERT;
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TEST(MachExtensions, ExcMaskAll) {
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const exception_mask_t exc_mask_all = ExcMaskAll();
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EXPECT_EQ(exc_mask_all & kExcMaskBasic, kExcMaskBasic);
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EXPECT_FALSE(exc_mask_all & EXC_MASK_CRASH);
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EXPECT_FALSE(exc_mask_all & EXC_MASK_CORPSE_NOTIFY);
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#if BUILDFLAG(IS_IOS)
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// Assume at least iOS 7 (≅ OS X 10.9).
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EXPECT_TRUE(exc_mask_all & EXC_MASK_RESOURCE);
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EXPECT_TRUE(exc_mask_all & EXC_MASK_GUARD);
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#else // BUILDFLAG(IS_IOS)
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const int macos_version_number = MacOSVersionNumber();
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if (macos_version_number >= 10'08'00) {
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EXPECT_TRUE(exc_mask_all & EXC_MASK_RESOURCE);
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} else {
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EXPECT_FALSE(exc_mask_all & EXC_MASK_RESOURCE);
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}
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if (macos_version_number >= 10'09'00) {
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EXPECT_TRUE(exc_mask_all & EXC_MASK_GUARD);
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} else {
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EXPECT_FALSE(exc_mask_all & EXC_MASK_GUARD);
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}
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#endif // BUILDFLAG(IS_IOS)
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// Bit 0 should not be set.
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EXPECT_FALSE(ExcMaskAll() & 1);
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// Every bit set in ExcMaskAll() must also be set in ExcMaskValid().
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EXPECT_EQ(ExcMaskAll() & ExcMaskValid(), ExcMaskAll());
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}
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TEST(MachExtensions, ExcMaskValid) {
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const exception_mask_t exc_mask_valid = ExcMaskValid();
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EXPECT_EQ(exc_mask_valid & kExcMaskBasic, kExcMaskBasic);
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EXPECT_TRUE(exc_mask_valid & EXC_MASK_CRASH);
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#if BUILDFLAG(IS_IOS)
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// Assume at least iOS 9 (≅ OS X 10.11).
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EXPECT_TRUE(exc_mask_valid & EXC_MASK_RESOURCE);
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EXPECT_TRUE(exc_mask_valid & EXC_MASK_GUARD);
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EXPECT_TRUE(exc_mask_valid & EXC_MASK_CORPSE_NOTIFY);
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#else // BUILDFLAG(IS_IOS)
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const int macos_version_number = MacOSVersionNumber();
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if (macos_version_number >= 10'08'00) {
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EXPECT_TRUE(exc_mask_valid & EXC_MASK_RESOURCE);
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} else {
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EXPECT_FALSE(exc_mask_valid & EXC_MASK_RESOURCE);
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}
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if (macos_version_number >= 10'09'00) {
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EXPECT_TRUE(exc_mask_valid & EXC_MASK_GUARD);
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} else {
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EXPECT_FALSE(exc_mask_valid & EXC_MASK_GUARD);
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}
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if (macos_version_number >= 10'11'00) {
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EXPECT_TRUE(exc_mask_valid & EXC_MASK_CORPSE_NOTIFY);
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} else {
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EXPECT_FALSE(exc_mask_valid & EXC_MASK_CORPSE_NOTIFY);
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}
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#endif // BUILDFLAG(IS_IOS)
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// Bit 0 should not be set.
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EXPECT_FALSE(ExcMaskValid() & 1);
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// There must be bits set in ExcMaskValid() that are not set in ExcMaskAll().
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EXPECT_TRUE(ExcMaskValid() & ~ExcMaskAll());
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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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