/usr/include/android/utils/CallStack.h is in android-libutils-dev 21-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (C) 2007 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_CALLSTACK_H
#define ANDROID_CALLSTACK_H
#include <stdint.h>
#include <sys/types.h>
#include <utils/String8.h>
#include <corkscrew/backtrace.h>
// ---------------------------------------------------------------------------
namespace android {
class CallStack
{
public:
enum {
MAX_DEPTH = 31
};
CallStack();
CallStack(const CallStack& rhs);
~CallStack();
CallStack& operator = (const CallStack& rhs);
bool operator == (const CallStack& rhs) const;
bool operator != (const CallStack& rhs) const;
bool operator < (const CallStack& rhs) const;
bool operator >= (const CallStack& rhs) const;
bool operator > (const CallStack& rhs) const;
bool operator <= (const CallStack& rhs) const;
const void* operator [] (int index) const;
void clear();
void update(int32_t ignoreDepth=1, int32_t maxDepth=MAX_DEPTH);
// Dump a stack trace to the log
void dump(const char* prefix = 0) const;
// Return a string (possibly very long) containing the complete stack trace
String8 toString(const char* prefix = 0) const;
size_t size() const { return mCount; }
private:
size_t mCount;
backtrace_frame_t mStack[MAX_DEPTH];
};
}; // namespace android
// ---------------------------------------------------------------------------
#endif // ANDROID_CALLSTACK_H
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