ProfileIPC.h

Go to the documentation of this file.

/*
 * Copyright (c) 2005 Palmsource, Inc.
 * 
 * This software is licensed as described in the file LICENSE, which
 * you should have received as part of this distribution. The terms
 * are also available at http://www.openbinder.org/license.html.
 * 
 * This software consists of voluntary contributions made by many
 * individuals. For the exact contribution history, see the revision
 * history and logs, available at http://www.openbinder.org
 */

#ifndef __SUPPORT_PROFILEIPC_H
#define __SUPPORT_PROFILEIPC_H

#include <support/SupportDefs.h>

#if BUILD_TYPE == BUILD_TYPE_DEBUG

#include <support/Debug.h>
#include <support/ITextStream.h>
#include <support/Locker.h>
#include <support/Autolock.h>
#include <support/CallStack.h>
#include <support/KeyedVector.h>

#if _SUPPORTS_NAMESPACE
namespace palmos {
namespace support {
#endif

struct ipc_call_state
{
    SCallStack  stack;
    nsecs_t startTime;

protected:
    // Must provide subclass that does stack.Update().
    inline ipc_call_state() { }
    inline ~ipc_call_state() { }
};

struct ipc_stats
{
#if 1 // FIXME: Linux
    mutable SysCriticalSectionType  cs;
#else
    mutable CriticalSectionType cs;
#endif  
            int32_t             dumpPeriod;
            int32_t             maxItems;
            int32_t             printSymbols;
            const char*         printLabel;
            size_t              hits;
            nsecs_t             startTime;
            size_t              totalCalls;

            ipc_stats*          nextReady;

            struct ipc_item
            {
                size_t      count;
                nsecs_t     time;
                
                inline ipc_item()
                    :   count(0), time(0)
                {
                }
                inline ipc_item(const ipc_item& o)
                    :   count(o.count), time(o.time)
                {
                }
            };

            SKeyedVector<SCallStack, ipc_item>
                                calls;
    
                                ipc_stats(  int32_t _dumpPeriod, int32_t _maxItems,
                                            int32_t _printSymbols, const char* _printLabel);
    virtual                     ~ipc_stats();
    
            void                lock() const;
            void                unlock() const;
            
            void                beginCall(ipc_call_state& state);
            void                finishCall(ipc_call_state& state);

            void                print();

            void                reset();

private:
                                ipc_stats(const ipc_stats& o);
};

#if _SUPPORTS_NAMESPACE
} } // namespace palmos::support
#endif

#endif  // BUILD_TYPE == BUILD_TYPE_DEBUG

#endif  // __SUPPORT_PROFILEIPC_H

---

Generated on Wed Dec 28 22:33:28 2005 by Doxygen 1.4.4 for OpenBinder Documentation Version 1.0

PalmSource, Inc. © 2005