77 lines
2 KiB
C
77 lines
2 KiB
C
|
/*
|
||
|
|
* 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>
|
||
|
|
|
||
|
|
// ---------------------------------------------------------------------------
|
||
|
|
|
||
|
|
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=0, 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:
|
||
|
|
// Internal helper function
|
||
|
|
String8 toStringSingleLevel(const char* prefix, int32_t level) const;
|
||
|
|
|
||
|
|
size_t mCount;
|
||
|
|
const void* mStack[MAX_DEPTH];
|
||
|
|
};
|
||
|
|
|
||
|
|
}; // namespace android
|
||
|
|
|
||
|
|
|
||
|
|
// ---------------------------------------------------------------------------
|
||
|
|
|
||
|
|
#endif // ANDROID_CALLSTACK_H
|