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70 lines
2.3 KiB
C
70 lines
2.3 KiB
C
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// 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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#ifndef CRASHPAD_SNAPSHOT_THREAD_SNAPSHOT_H_
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#define CRASHPAD_SNAPSHOT_THREAD_SNAPSHOT_H_
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#include <stdint.h>
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namespace crashpad {
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struct CPUContext;
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class MemorySnapshot;
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//! \brief An abstract interface to a snapshot representing a thread
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//! (lightweight process) present in a snapshot process.
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class ThreadSnapshot {
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public:
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//! \brief Returns a CPUContext object corresponding to the thread’s CPU
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//! context.
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//!
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//! The caller does not take ownership of this object, it is scoped to the
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//! lifetime of the ThreadSnapshot object that it was obtained from.
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virtual const CPUContext* Context() const = 0;
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//! \brief Returns a MemorySnapshot object corresponding to the memory region
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//! that contains the thread’s stack.
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//!
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//! The caller does not take ownership of this object, it is scoped to the
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//! lifetime of the ThreadSnapshot object that it was obtained from.
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virtual const MemorySnapshot* Stack() const = 0;
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//! \brief Returns the thread’s identifier.
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//!
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//! Thread identifiers are at least unique within a process, and may be unique
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//! system-wide.
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virtual uint64_t ThreadID() const = 0;
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//! \brief Returns the thread’s suspend count.
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//!
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//! A suspend count of `0` denotes a schedulable (not suspended) thread.
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virtual int SuspendCount() const = 0;
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//! \brief Returns the thread’s priority.
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//!
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//! Threads with higher priorities will have higher priority values.
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virtual int Priority() const = 0;
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//! \brief Returns the base address of a region used to store thread-specific
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//! data.
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virtual uint64_t ThreadSpecificDataAddress() const = 0;
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protected:
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~ThreadSnapshot() {}
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};
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} // namespace crashpad
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#endif // CRASHPAD_SNAPSHOT_THREAD_SNAPSHOT_H_
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