70 lines
2.3 KiB
C++
70 lines
2.3 KiB
C++
// Copyright 2015 The Crashpad Authors
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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_SNAPSHOT_WIN_CPU_CONTEXT_WIN_H_
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#define CRASHPAD_SNAPSHOT_WIN_CPU_CONTEXT_WIN_H_
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#include <windows.h>
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#include "build/build_config.h"
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namespace crashpad {
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struct CPUContextX86;
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struct CPUContextX86_64;
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struct CPUContextARM64;
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#if defined(ARCH_CPU_X86) || DOXYGEN
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//! \brief Initializes a CPUContextX86 structure from a native context structure
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//! on Windows.
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void InitializeX86Context(const CONTEXT* context, CPUContextX86* out);
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#endif // ARCH_CPU_X86
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#if defined(ARCH_CPU_X86_64) || DOXYGEN
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//! \brief Initializes a CPUContextX86 structure from a native context structure
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//! on Windows.
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void InitializeX86Context(const WOW64_CONTEXT* context, CPUContextX86* out);
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//! \brief Initializes a CPUContextX86_64 structure from a native context
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//! structure on Windows.
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//! Only reads a max of sizeof(CONTEXT) so will not initialize extended values.
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void InitializeX64Context(const CONTEXT* context, CPUContextX86_64* out);
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//! \brief Initializes CET fields of a CPUContextX86_64 structure from
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//! an xsave location if |context| flags support cet_u values.
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void InitializeX64XStateCet(const CONTEXT* context,
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XSAVE_CET_U_FORMAT* cet_u,
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CPUContextX86_64* out);
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//! \brief Wraps GetXStateEnabledFeatures(), returns true if the specified set
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//! of flags are all supported.
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bool IsXStateFeatureEnabled(DWORD64 feature);
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#endif // ARCH_CPU_X86_64
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#if defined(ARCH_CPU_ARM64) || DOXYGEN
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//! \brief Initializes a CPUContextARM64 structure from a native context
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//! structure on Windows.
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void InitializeARM64Context(const CONTEXT* context, CPUContextARM64* out);
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#endif // ARCH_CPU_ARM64
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} // namespace crashpad
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#endif // CRASHPAD_SNAPSHOT_WIN_CPU_CONTEXT_WIN_H_
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