library/cpp/yson/varint.h


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#pragma once 
 
#include <util/stream/input.h> 
#include <util/stream/output.h> 
#include <util/system/defaults.h> 
 
namespace NYson {
    ////////////////////////////////////////////////////////////////////////////////
 
    // Various functions that read/write varints from/to a stream.
 
    // Returns the number of bytes written.
    int WriteVarUInt64(IOutputStream* output, ui64 value);
    int WriteVarInt32(IOutputStream* output, i32 value);
    int WriteVarInt64(IOutputStream* output, i64 value);
 
    // Returns the number of bytes read.
    int ReadVarUInt64(IInputStream* input, ui64* value);
    int ReadVarInt32(IInputStream* input, i32* value);
    int ReadVarInt64(IInputStream* input, i64* value);
 
    ////////////////////////////////////////////////////////////////////////////////
 
} // namespace NYson