// Copyright 2017 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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#ifndef CRASHPAD_UTIL_MISC_ADDRESS_TYPES_H_
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#define CRASHPAD_UTIL_MISC_ADDRESS_TYPES_H_
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#include <stdint.h>
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#include <type_traits>
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#include "build/build_config.h"
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#if defined(OS_APPLE)
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#include <mach/mach_types.h>
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#elif defined(OS_WIN)
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#include "util/win/address_types.h"
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#elif defined(OS_LINUX) || defined(OS_CHROMEOS) || defined(OS_ANDROID)
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#include "util/linux/address_types.h"
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#elif defined(OS_FUCHSIA)
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#include <zircon/types.h>
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#else
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#error "Unhandled OS type"
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#endif
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namespace crashpad {
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#if DOXYGEN
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//! \brief Type used to represent an address in a process, potentially across
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//! bitness.
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using VMAddress = uint64_t;
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//! \brief Type used to represent the size of a memory range (with a
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//! VMAddress), potentially across bitness.
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using VMSize = uint64_t;
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#elif defined(OS_APPLE)
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using VMAddress = mach_vm_address_t;
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using VMSize = mach_vm_size_t;
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#elif defined(OS_WIN)
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using VMAddress = WinVMAddress;
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using VMSize = WinVMSize;
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#elif defined(OS_LINUX) || defined(OS_CHROMEOS) || defined(OS_ANDROID)
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using VMAddress = LinuxVMAddress;
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using VMSize = LinuxVMSize;
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#elif defined(OS_FUCHSIA)
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using VMAddress = zx_vaddr_t;
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using VMSize = size_t;
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#endif
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//! \brief Type used to represent an offset from a VMAddress, potentially
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//! across bitness.
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using VMOffset = std::make_signed<VMSize>::type;
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} // namespace crashpad
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#endif // CRASHPAD_UTIL_MISC_ADDRESS_TYPES_H_
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