54 lines
1.9 KiB
C
54 lines
1.9 KiB
C
// Copyright 2019 Google
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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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#pragma once
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#include "Crashlytics/Crashlytics/Helpers/FIRCLSThreadState.h"
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#include "Crashlytics/Crashlytics/Helpers/FIRCLSUtility.h"
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#if CLS_COMPACT_UNWINDING_SUPPORTED
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#include "Crashlytics/Crashlytics/Unwind/Compact/FIRCLSCompactUnwind.h"
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#endif
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#include <mach/vm_types.h>
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#include <stdbool.h>
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#include "Crashlytics/Crashlytics/Unwind/FIRCLSUnwind_arch.h"
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extern const uint32_t FIRCLSUnwindMaxFrames;
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extern const uint32_t FIRCLSUnwindInfiniteRecursionCountThreshold;
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typedef struct {
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FIRCLSThreadContext registers;
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uint32_t frameCount;
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#if CLS_COMPACT_UNWINDING_SUPPORTED
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FIRCLSCompactUnwindContext compactUnwindState;
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#endif
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uintptr_t lastFramePC;
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uint32_t repeatCount;
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} FIRCLSUnwindContext;
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// API
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bool FIRCLSUnwindInit(FIRCLSUnwindContext* context, FIRCLSThreadContext threadContext);
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bool FIRCLSUnwindNextFrame(FIRCLSUnwindContext* context);
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uintptr_t FIRCLSUnwindGetPC(FIRCLSUnwindContext* context);
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uintptr_t FIRCLSUnwindGetStackPointer(FIRCLSUnwindContext* context);
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uint32_t FIRCLSUnwindGetFrameRepeatCount(FIRCLSUnwindContext* context);
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// utility functions
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bool FIRCLSUnwindIsAddressExecutable(vm_address_t address);
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bool FIRCLSUnwindFirstExecutableAddress(vm_address_t start,
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vm_address_t end,
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vm_address_t* foundAddress);
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