Program Listing for File range-analyzer.h

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© Intel Corporation.

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and your use of them is governed by the express license under which they
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#pragma once

#include "igpa-config.h"
#include <stdint.h>
#include <vector>

namespace gpa {

namespace serialization {
struct GPAToken;
}

namespace playback {

class Callable;
class CallableCache;
class StreamData;

struct CallMapping
{
    uint64_t originalCallIndex;
    uint64_t processedCallIndex;
    Callable* callable;
};

class RangeAnalyzer
{
public:
    RangeAnalyzer(CallableCache* originalCache, CallableCache* flattenedCache, serialization::GPAToken const* delimiters = nullptr, size_t delimitersCount = 0);
    ~RangeAnalyzer();

    uint64_t FindCallAtIndex(uint64_t originalCacheCallIndex);

    uint64_t FindCallAtDelimiter(uint64_t delimiterIndex);

    void FindDelimiters(CallMapping const** foundDelimiters, size_t* foundDelimitersCount);

private:
    void FindDelimiters();

    CallableCache* mOriginalCache;
    CallableCache* mFlattenedCache;

    std::vector<serialization::GPAToken> mDelimiters;
    std::vector<CallMapping> mDelimitersMapping;
};

class FlattenedRangeAnalyzer
{
public:
    enum class Rounding {
        ROUND_UP,
        ROUND_DOWN,
        EXACT_MATCH,
    };

    FlattenedRangeAnalyzer(CallableCache* flattenedCache, StreamData* streamData);

    uint64_t SearchRangeForCallFromStream(uint64_t absoluteCallIndex);

    uint64_t SearchRangeForCallFromStream(uint64_t timestamp, uint64_t storageID, Rounding rounding = Rounding::ROUND_UP);

private:
    CallableCache* mFlattenedCache;
    StreamData* mStreamData;
};

}  // namespace playback
}  // namespace gpa