FAST.h

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#pragma once
/*
* Copyright Onix Solutions Limited [OnixS]. All rights reserved.
*
* This software owned by Onix Solutions Limited [OnixS] and is protected by copyright law
* and international copyright treaties.
*
* Access to and use of the software is governed by the terms of the applicable ONIXS Software
* Services Agreement (the Agreement) and Customer end user license agreements granting
* a non-assignable, non-transferable and non-exclusive license to use the software
* for it's own data processing purposes under the terms defined in the Agreement.
*
* Except as otherwise granted within the terms of the Agreement, copying or reproduction of any part
* of this source code or associated reference material to any other location for further reproduction
* or redistribution, and any amendments to this copyright notice, are expressly prohibited.
*
* Any reproduction or redistribution for sale or hiring of the Software not in accordance with
* the terms of the Agreement is a violation of copyright law.
*/
 
#include <string>
#include <vector>
#include <map>
 
#include <OnixS/FIXEngine/ABI.h>
#include <OnixS/FIXEngine/FIX/Tag.h>
#include <OnixS/FIXEngine/FIX/ProtocolVersion.h>
#include <OnixS/FIXEngine/FIX/InputDataTraits.h>
#include <OnixS/FIXEngine/Sockets/Definitions.h>
 
namespace OnixS {
namespace FIX {
ONIXS_FIXENGINE_API_DECL(class, Message);
ONIXS_FIXENGINE_API_DECL(class, Dictionary);
 
namespace FAST {
class ONIXS_FIXENGINE_API Encoder
{
public:
    Encoder(const std::string & xmlTemplates, ProtocolVersion::Enum fixVersion, bool encodeEachMessageIndependently);

    Encoder(const std::string & xmlTemplates, const std::string & fixDictionaryId, bool encodeEachMessageIndependently);

    Encoder(const std::string & xmlTemplates, bool encodeEachMessageIndependently);

    Encoder(ProtocolVersion::Enum baseVersion, const std::string & xmlTemplates, bool encodeEachMessageIndependently);

    Encoder(ProtocolVersion::Enum baseVersion, const std::string & xmlTemplates, const std::string & genericFixDictionaryId, bool encodeEachMessageIndependently);

    ~Encoder(void);

    size_t encode(const OnixS::FIX::Message & fixMessage, int templateID, char * buffer, size_t bufferSize); // Deprecated
    size_t encode(const OnixS::FIX::Message & fixMessage, int templateID, unsigned char * buffer, size_t bufferSize);

    size_t encode(const OnixS::FIX::Message & fixMessage, char * buffer, size_t bufferSize); // Deprecated
    size_t encode(const OnixS::FIX::Message & fixMessage, unsigned char * buffer, size_t bufferSize);

    void reset();

    OnixS::FIX::Dictionary fixDictionary() const;
 
private:
    friend ONIXS_FIXENGINE_API_DECL(class, OnixS::FIX::Dictionary);
 
    Encoder(const Encoder &);
    Encoder & operator = (const Encoder &);
 
    class Impl;
    Impl * impl_;
};

class ONIXS_FIXENGINE_API Decoder
{
public:
    Decoder(const std::string & xmlTemplates, const OnixS::FIX::Dictionary & fixDictionary, bool decodeEachMessageIndependently, InputDataTraits::Enum inputDataTraits);

    Decoder(const std::string & xmlTemplates, bool decodeEachMessageIndependently, InputDataTraits::Enum inputDataTraits);

    Decoder(ProtocolVersion::Enum baseVersionForGeneratedDictionary, const std::string & xmlTemplates, bool decodeEachMessageIndependently, InputDataTraits::Enum inputDataTraits);

    Decoder(ProtocolVersion::Enum baseVersionForGeneratedDictionary,
            const std::string & xmlTemplates, const std::string & genericFixDictionaryId,
            bool decodeEachMessageIndependently, InputDataTraits::Enum inputDataTraits);

    ~Decoder();

    InputDataTraits::Enum inputDataTraits() const;

    const OnixS::FIX::Message & decode(const char * buffer, size_t bufferSize); // Deprecated
    const OnixS::FIX::Message & decode(const unsigned char * buffer, size_t bufferSize);

    const OnixS::FIX::Message & decode(const std::vector<char> & chunk); // Deprecated
    const OnixS::FIX::Message & decode(const OnixS::Sockets::Bytes & chunk);

    bool tryDecode(const char * buffer, size_t offset, size_t count, OnixS::FIX::Message * message, size_t * numberOfDecodedBytes); // Deprecated
    bool tryDecode(const unsigned char * buffer, size_t offset, size_t count, OnixS::FIX::Message * message, size_t * numberOfDecodedBytes);

    static bool tryDecodeUnsignedInteger(const char * buffer, size_t bufferSize, unsigned int * value, size_t * fieldLength); // Deprecated
    static bool tryDecodeUnsignedInteger(const unsigned char * buffer, size_t bufferSize, unsigned int * value, size_t * fieldLength);

    void reset();

    OnixS::FIX::Dictionary fixDictionary() const;

    void maximumNumberOfRepeatingGroupEntries(int value);

    int maximumNumberOfRepeatingGroupEntries() const;

    static void generateFixDictionary(const std::string & fastTemplateXml,
                                      const std::string & fixDictionaryId, std::string * fixDictionaryXml);

    static void generateFixDictionary(ProtocolVersion::Enum baseVersion,
                                      const std::string & fastTemplateXml, const std::string & fixDictionaryId,
                                      std::string * fixDictionaryXml);
private:
    friend ONIXS_FIXENGINE_API_DECL(class, OnixS::FIX::Dictionary);
 
    Decoder(const Decoder &);
    Decoder & operator = (const Decoder &);
 
    class Impl;
    Impl * impl_;
};
 
}
}
}