#ifndef __MORDOR_HTTP_CHUNKED_H__
#define __MORDOR_HTTP_CHUNKED_H__
// Copyright (c) 2009 - Mozy, Inc.

#include "mordor/exception.h"
#include "mordor/streams/filter.h"

namespace Mordor {
namespace HTTP {

struct InvalidChunkException : virtual StreamException
{
public:
    enum Type
    {
        HEADER,
        FOOTER
    };
    InvalidChunkException(const std::string &line, Type type);
    ~InvalidChunkException() throw() {}

    const std::string &line() const { return m_line; }
    Type type() const { return m_type; }

private:
    std::string m_line;
    Type m_type;
};

class ChunkedStream : public MutatingFilterStream
{
public:
    ChunkedStream(Stream::ptr parent, bool own = true);

    void close(CloseType type = BOTH);
    using MutatingFilterStream::read;
    size_t read(Buffer &b, size_t len);
    using MutatingFilterStream::write;
    size_t write(const Buffer &b, size_t len);

private:
    unsigned long long m_nextChunk;
};

}}

#endif