mirror of
https://github.com/XRPLF/rippled.git
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557 lines
19 KiB
C++
557 lines
19 KiB
C++
#ifndef __SERIALIZEDTYPES__
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#define __SERIALIZEDTYPES__
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#include <vector>
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#include <string>
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#include "../json/value.h"
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#include "uint256.h"
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#include "Serializer.h"
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enum SerializedTypeID
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{
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// special types
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STI_DONE=-1, STI_NOTPRESENT=0,
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// standard types
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STI_OBJECT=1, STI_UINT8=2, STI_UINT16=3, STI_UINT32=4, STI_UINT64=5,
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STI_HASH128=6, STI_HASH160=7, STI_HASH256=8, STI_VL=9, STI_TL=10,
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STI_AMOUNT=11, STI_PATHSET=12,
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// high level types
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STI_ACCOUNT=100, STI_TRANSACTION=101, STI_LEDGERENTRY=102
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};
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class SerializedType
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{
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protected:
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const char* name;
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virtual SerializedType* duplicate() const { return new SerializedType(name); }
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public:
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SerializedType() : name(NULL) { ; }
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SerializedType(const char* n) : name(n) { ; }
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SerializedType(const SerializedType& n) : name(n.name) { ; }
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virtual ~SerializedType() { ; }
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static std::auto_ptr<SerializedType> deserialize(const char* name)
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{ return std::auto_ptr<SerializedType>(new SerializedType(name)); }
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void setName(const char* n) { name=n; }
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const char *getName() const { return name; }
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virtual int getLength() const { return 0; }
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virtual SerializedTypeID getSType() const { return STI_NOTPRESENT; }
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std::auto_ptr<SerializedType> clone() const { return std::auto_ptr<SerializedType>(duplicate()); }
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virtual std::string getFullText() const;
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virtual std::string getText() const // just the value
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{ return std::string(); }
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virtual Json::Value getJson(int) const
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{ return getText(); }
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virtual void add(Serializer& s) const { return; }
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virtual bool isEquivalent(const SerializedType& t) const { return true; }
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bool operator==(const SerializedType& t) const
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{ return (getSType() == t.getSType()) && isEquivalent(t); }
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bool operator!=(const SerializedType& t) const
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{ return (getSType() != t.getSType()) || !isEquivalent(t); }
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};
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inline SerializedType* new_clone(const SerializedType& s) { return s.clone().release(); }
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inline void delete_clone(const SerializedType* s) { boost::checked_delete(s); }
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class STUInt8 : public SerializedType
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{
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protected:
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unsigned char value;
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STUInt8* duplicate() const { return new STUInt8(name, value); }
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static STUInt8* construct(SerializerIterator&, const char* name = NULL);
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public:
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STUInt8(unsigned char v=0) : value(v) { ; }
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STUInt8(const char* n, unsigned char v=0) : SerializedType(n), value(v) { ; }
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static std::auto_ptr<SerializedType> deserialize(SerializerIterator& sit, const char* name)
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{ return std::auto_ptr<SerializedType>(construct(sit, name)); }
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int getLength() const { return 1; }
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SerializedTypeID getSType() const { return STI_UINT8; }
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std::string getText() const;
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void add(Serializer& s) const { s.add8(value); }
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unsigned char getValue() const { return value; }
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void setValue(unsigned char v) { value=v; }
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operator unsigned char() const { return value; }
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STUInt8& operator=(unsigned char v) { value=v; return *this; }
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virtual bool isEquivalent(const SerializedType& t) const;
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};
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class STUInt16 : public SerializedType
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{
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protected:
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uint16 value;
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STUInt16* duplicate() const { return new STUInt16(name, value); }
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static STUInt16* construct(SerializerIterator&, const char* name = NULL);
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public:
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STUInt16(uint16 v=0) : value(v) { ; }
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STUInt16(const char* n, uint16 v=0) : SerializedType(n), value(v) { ; }
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static std::auto_ptr<SerializedType> deserialize(SerializerIterator& sit, const char* name)
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{ return std::auto_ptr<SerializedType>(construct(sit, name)); }
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int getLength() const { return 2; }
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SerializedTypeID getSType() const { return STI_UINT16; }
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std::string getText() const;
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void add(Serializer& s) const { s.add16(value); }
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uint16 getValue() const { return value; }
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void setValue(uint16 v) { value=v; }
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operator uint16() const { return value; }
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STUInt16& operator=(uint16 v) { value=v; return *this; }
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virtual bool isEquivalent(const SerializedType& t) const;
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};
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class STUInt32 : public SerializedType
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{
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protected:
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uint32 value;
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STUInt32* duplicate() const { return new STUInt32(name, value); }
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static STUInt32* construct(SerializerIterator&, const char* name = NULL);
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public:
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STUInt32(uint32 v=0) : value(v) { ; }
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STUInt32(const char* n, uint32 v=0) : SerializedType(n), value(v) { ; }
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static std::auto_ptr<SerializedType> deserialize(SerializerIterator& sit, const char* name)
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{ return std::auto_ptr<SerializedType>(construct(sit, name)); }
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int getLength() const { return 4; }
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SerializedTypeID getSType() const { return STI_UINT32; }
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std::string getText() const;
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void add(Serializer& s) const { s.add32(value); }
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uint32 getValue() const { return value; }
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void setValue(uint32 v) { value=v; }
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operator uint32() const { return value; }
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STUInt32& operator=(uint32 v) { value=v; return *this; }
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virtual bool isEquivalent(const SerializedType& t) const;
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};
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class STUInt64 : public SerializedType
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{
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protected:
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uint64 value;
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STUInt64* duplicate() const { return new STUInt64(name, value); }
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static STUInt64* construct(SerializerIterator&, const char* name = NULL);
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public:
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STUInt64(uint64 v=0) : value(v) { ; }
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STUInt64(const char* n, uint64 v=0) : SerializedType(n), value(v) { ; }
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static std::auto_ptr<SerializedType> deserialize(SerializerIterator& sit, const char* name)
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{ return std::auto_ptr<SerializedType>(construct(sit, name)); }
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int getLength() const { return 8; }
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SerializedTypeID getSType() const { return STI_UINT64; }
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std::string getText() const;
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void add(Serializer& s) const { s.add64(value); }
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uint64 getValue() const { return value; }
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void setValue(uint64 v) { value=v; }
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operator uint64() const { return value; }
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STUInt64& operator=(uint64 v) { value=v; return *this; }
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virtual bool isEquivalent(const SerializedType& t) const;
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};
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class STAmount : public SerializedType
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{
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// Internal form:
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// 1: If amount is zero, then value is zero and offset is -100
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// 2: Otherwise:
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// legal offset range is -96 to +80 inclusive
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// value range is 10^15 to (10^16 - 1) inclusive
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// amount = value * [10 ^ offset]
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// Wire form:
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// High 8 bits are (offset+142), legal range is, 80 to 22 inclusive
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// Low 56 bits are value, legal range is 10^15 to (10^16 - 1) inclusive
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protected:
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uint160 mCurrency;
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uint64 mValue;
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int mOffset;
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bool mIsNative;
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void canonicalize();
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STAmount* duplicate() const { return new STAmount(name, mCurrency, mValue, mOffset); }
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static STAmount* construct(SerializerIterator&, const char* name = NULL);
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static const int cMinOffset = -96, cMaxOffset = 80;
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static const uint64 cMinValue = 1000000000000000ull, cMaxValue = 9999999999999999ull;
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static const uint64 cMaxNative = 9000000000000000000ull;
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static const uint64 cNotNative = 0x8000000000000000ull;
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public:
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STAmount(uint64 v = 0) : mValue(v), mOffset(0), mIsNative(true)
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{ ; }
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STAmount(const char* n, uint64 v = 0) : SerializedType(n), mValue(v), mOffset(0), mIsNative(true)
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{ ; }
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STAmount(const uint160& currency, uint64 v = 0, int off = 0) : mCurrency(currency), mValue(v), mOffset(off)
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{ canonicalize(); }
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STAmount(const char* n, const uint160& currency, uint64 v = 0, int off = 0) : SerializedType(n),
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mCurrency(currency), mValue(v), mOffset(off)
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{ canonicalize(); }
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static std::auto_ptr<SerializedType> deserialize(SerializerIterator& sit, const char* name)
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{ return std::auto_ptr<SerializedType>(construct(sit, name)); }
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int getLength() const { return mIsNative ? 8 : 28; }
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SerializedTypeID getSType() const { return STI_AMOUNT; }
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std::string getText() const;
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std::string getRaw() const;
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void add(Serializer& s) const;
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int getOffset() const { return mOffset; }
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uint64 getValue() const { return mValue; }
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void setValue(const STAmount& v) { mValue=v; }
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std::string getCurrencyHuman();
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bool isNative() const { return mIsNative; }
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const uint160& getCurrency() const { return mCurrency; }
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void zero() { mOffset = mIsNative ? -100 : 0; mValue = 0; }
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bool isZero() const { return mValue == 0; }
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bool setValue(const std::string& sAmount, const std::string& sCurrency);
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virtual bool isEquivalent(const SerializedType& t) const;
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bool operator==(const STAmount&) const;
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bool operator!=(const STAmount&) const;
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bool operator<(const STAmount&) const;
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bool operator>(const STAmount&) const;
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bool operator<=(const STAmount&) const;
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bool operator>=(const STAmount&) const;
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bool isComparable(const STAmount&) const;
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void throwComparable(const STAmount&) const;
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STAmount& operator+=(const STAmount&);
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STAmount& operator-=(const STAmount&);
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STAmount& operator=(const STAmount&);
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STAmount& operator+=(uint64);
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STAmount& operator-=(uint64);
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STAmount& operator=(uint64);
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operator double() const;
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friend STAmount operator+(STAmount v1, STAmount v2);
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friend STAmount operator-(STAmount v1, STAmount v2);
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friend STAmount divide(const STAmount& v1, const STAmount& v2, const uint160& currencyOut);
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friend STAmount multiply(const STAmount& v1, const STAmount& v2, const uint160& currencyOut);
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// Someone is offering X for Y, what is the rate?
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friend uint64 getRate(const STAmount& offerOut, const STAmount& offerIn);
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// Someone is offering X for Y, I try to pay Z, how much do I get?
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// And what's left of the offer? And how much do I actually pay?
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friend STAmount getClaimed(STAmount& offerOut, STAmount& offerIn, STAmount& paid);
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// Someone is offering X for Y, I need Z, how much do I pay
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friend STAmount getNeeded(const STAmount& offerOut, const STAmount& offerIn, const STAmount& needed);
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// Native currency conversions, to/from display format
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friend uint64 convertToDisplayAmount(const STAmount& internalAmount, uint64 totalNow, uint64 totalInit);
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friend STAmount convertToInternalAmount(uint64 displayAmount, uint64 totalNow, uint64 totalInit,
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const char* name = NULL);
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static STAmount deSerialize(SerializerIterator&);
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static bool currencyFromString(uint160& uDstCurrency, const std::string& sCurrency);
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};
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class STHash128 : public SerializedType
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{
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protected:
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uint128 value;
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STHash128* duplicate() const { return new STHash128(name, value); }
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static STHash128* construct(SerializerIterator&, const char* name = NULL);
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public:
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STHash128(const uint128& v) : value(v) { ; }
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STHash128(const char* n, const uint128& v) : SerializedType(n), value(v) { ; }
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STHash128(const char* n) : SerializedType(n) { ; }
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STHash128() { ; }
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static std::auto_ptr<SerializedType> deserialize(SerializerIterator& sit, const char* name)
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{ return std::auto_ptr<SerializedType>(construct(sit, name)); }
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int getLength() const { return 20; }
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SerializedTypeID getSType() const { return STI_HASH128; }
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virtual std::string getText() const;
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void add(Serializer& s) const { s.add128(value); }
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const uint128& getValue() const { return value; }
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void setValue(const uint128& v) { value=v; }
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operator uint128() const { return value; }
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STHash128& operator=(const uint128& v) { value=v; return *this; }
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virtual bool isEquivalent(const SerializedType& t) const;
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};
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class STHash160 : public SerializedType
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{
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protected:
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uint160 value;
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STHash160* duplicate() const { return new STHash160(name, value); }
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static STHash160* construct(SerializerIterator&, const char* name = NULL);
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public:
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STHash160(const uint160& v) : value(v) { ; }
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STHash160(const char* n, const uint160& v) : SerializedType(n), value(v) { ; }
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STHash160(const char* n) : SerializedType(n) { ; }
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STHash160() { ; }
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static std::auto_ptr<SerializedType> deserialize(SerializerIterator& sit, const char* name)
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{ return std::auto_ptr<SerializedType>(construct(sit, name)); }
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int getLength() const { return 20; }
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SerializedTypeID getSType() const { return STI_HASH160; }
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virtual std::string getText() const;
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void add(Serializer& s) const { s.add160(value); }
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const uint160& getValue() const { return value; }
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void setValue(const uint160& v) { value=v; }
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operator uint160() const { return value; }
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STHash160& operator=(const uint160& v) { value=v; return *this; }
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virtual bool isEquivalent(const SerializedType& t) const;
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};
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class STHash256 : public SerializedType
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{
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protected:
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uint256 value;
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STHash256* duplicate() const { return new STHash256(name, value); }
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static STHash256* construct(SerializerIterator&, const char* name = NULL);
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public:
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STHash256(const uint256& v) : value(v) { ; }
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STHash256(const char* n, const uint256& v) : SerializedType(n), value(v) { ; }
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STHash256(const char* n) : SerializedType(n) { ; }
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STHash256() { ; }
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static std::auto_ptr<SerializedType> deserialize(SerializerIterator& sit, const char* name)
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{ return std::auto_ptr<SerializedType>(construct(sit, name)); }
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int getLength() const { return 32; }
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SerializedTypeID getSType() const { return STI_HASH256; }
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std::string getText() const;
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void add(Serializer& s) const { s.add256(value); }
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const uint256& getValue() const { return value; }
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void setValue(const uint256& v) { value=v; }
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operator uint256() const { return value; }
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STHash256& operator=(const uint256& v) { value=v; return *this; }
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virtual bool isEquivalent(const SerializedType& t) const;
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};
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class STVariableLength : public SerializedType
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{ // variable length byte string protected:
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protected:
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std::vector<unsigned char> value;
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virtual STVariableLength* duplicate() const { return new STVariableLength(name, value); }
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static STVariableLength* construct(SerializerIterator&, const char* name = NULL);
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public:
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STVariableLength(const std::vector<unsigned char>& v) : value(v) { ; }
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STVariableLength(const char* n, const std::vector<unsigned char>& v) : SerializedType(n), value(v) { ; }
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STVariableLength(const char* n) : SerializedType(n) { ; }
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STVariableLength(SerializerIterator&, const char* name = NULL);
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STVariableLength() { ; }
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static std::auto_ptr<SerializedType> deserialize(SerializerIterator& sit, const char* name)
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{ return std::auto_ptr<SerializedType>(construct(sit, name)); }
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int getLength() const;
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virtual SerializedTypeID getSType() const { return STI_VL; }
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virtual std::string getText() const;
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void add(Serializer& s) const { s.addVL(value); }
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const std::vector<unsigned char>& peekValue() const { return value; }
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std::vector<unsigned char>& peekValue() { return value; }
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std::vector<unsigned char> getValue() const { return value; }
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void setValue(const std::vector<unsigned char>& v) { value=v; }
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operator std::vector<unsigned char>() const { return value; }
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STVariableLength& operator=(const std::vector<unsigned char>& v) { value=v; return *this; }
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virtual bool isEquivalent(const SerializedType& t) const;
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};
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class STAccount : public STVariableLength
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{
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protected:
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virtual STAccount* duplicate() const { return new STAccount(name, value); }
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static STAccount* construct(SerializerIterator&, const char* name = NULL);
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public:
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STAccount(const std::vector<unsigned char>& v) : STVariableLength(v) { ; }
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STAccount(const char* n, const std::vector<unsigned char>& v) : STVariableLength(n, v) { ; }
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STAccount(const char* n) : STVariableLength(n) { ; }
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STAccount() { ; }
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static std::auto_ptr<SerializedType> deserialize(SerializerIterator& sit, const char* name)
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{ return std::auto_ptr<SerializedType>(construct(sit, name)); }
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SerializedTypeID getSType() const { return STI_ACCOUNT; }
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std::string getText() const;
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NewcoinAddress getValueNCA() const;
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void setValueNCA(const NewcoinAddress& nca);
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void setValueH160(const uint160& v);
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bool getValueH160(uint160&) const;
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bool isValueH160() const;
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};
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class STPathElement
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{
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public:
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static const int typeEnd = 0x00;
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static const int typeAccount = 0x01; // Rippling through an account
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static const int typeOffer = 0x02; // Claiming an offer
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static const int typeBoundary = 0xFF; // boundary between alternate paths
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protected:
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int mType;
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uint160 mNode;
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public:
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STPathElement(int type, const uint160& node) : mType(type), mNode(node) { ; }
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int getNodeType() const { return mType; }
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bool isAccount() const { return mType == typeAccount; }
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bool isOffer() const { return mType == typeOffer; }
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const uint160& getNode() const { return mNode; }
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void setType(int type) { mType = type; }
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void setNode(const uint160& n) { mNode = n; }
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};
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class STPath
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{
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protected:
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std::vector<STPathElement> mPath;
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public:
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STPath() { ; }
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STPath(const std::vector<STPathElement>& p) : mPath(p) { ; }
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|
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int getElementCount() const { return mPath.size(); }
|
|
bool isEmpty() const { return mPath.empty(); }
|
|
const STPathElement& getElement(int offset) const { return mPath[offset]; }
|
|
const STPathElement& getElemet(int offset) { return mPath[offset]; }
|
|
void addElement(const STPathElement& e) { mPath.push_back(e); }
|
|
void clear() { mPath.clear(); }
|
|
int getSerializeSize() const { return 1 + mPath.size() * 21; }
|
|
std::string getText() const;
|
|
Json::Value getJson(int) const;
|
|
std::vector<STPathElement>::const_iterator begin() const { return mPath.begin(); }
|
|
std::vector<STPathElement>::const_iterator end() const { return mPath.end(); }
|
|
};
|
|
|
|
class STPathSet : public SerializedType
|
|
{ // A set of zero or more payment paths
|
|
protected:
|
|
std::vector<STPath> value;
|
|
|
|
STPathSet* duplicate() const { return new STPathSet(name, value); }
|
|
static STPathSet* construct(SerializerIterator&, const char* name = NULL);
|
|
|
|
public:
|
|
|
|
STPathSet() { ; }
|
|
STPathSet(const char* n) : SerializedType(n) { ; }
|
|
STPathSet(const std::vector<STPath>& v) : value(v) { ; }
|
|
STPathSet(const char* n, const std::vector<STPath>& v) : SerializedType(n), value(v) { ; }
|
|
static std::auto_ptr<SerializedType> deserialize(SerializerIterator& sit, const char* name)
|
|
{ return std::auto_ptr<SerializedType>(construct(sit, name)); }
|
|
|
|
int getLength() const;
|
|
std::string getText() const;
|
|
void add(Serializer& s) const;
|
|
virtual Json::Value getJson(int) const;
|
|
|
|
SerializedTypeID getSType() const { return STI_PATHSET; }
|
|
int getPathCount() const { return value.size(); }
|
|
const STPath& getPath(int off) const { return value[off]; }
|
|
STPath& peekPath(int off) { return value[off]; }
|
|
bool isEmpty() const { return value.empty(); }
|
|
void clear() { value.clear(); }
|
|
void addPath(const STPath& e) { value.push_back(e); }
|
|
|
|
std::vector<STPath>::const_iterator begin() const { return value.begin(); }
|
|
std::vector<STPath>::const_iterator end() const { return value.end(); }
|
|
};
|
|
|
|
class STTaggedList : public SerializedType
|
|
{
|
|
protected:
|
|
std::vector<TaggedListItem> value;
|
|
|
|
STTaggedList* duplicate() const { return new STTaggedList(name, value); }
|
|
static STTaggedList* construct(SerializerIterator&, const char* name = NULL);
|
|
|
|
public:
|
|
|
|
STTaggedList() { ; }
|
|
STTaggedList(const char* n) : SerializedType(n) { ; }
|
|
STTaggedList(const std::vector<TaggedListItem>& v) : value(v) { ; }
|
|
STTaggedList(const char* n, const std::vector<TaggedListItem>& v) : SerializedType(n), value(v) { ; }
|
|
static std::auto_ptr<SerializedType> deserialize(SerializerIterator& sit, const char* name)
|
|
{ return std::auto_ptr<SerializedType>(construct(sit, name)); }
|
|
|
|
int getLength() const;
|
|
SerializedTypeID getSType() const { return STI_TL; }
|
|
std::string getText() const;
|
|
void add(Serializer& s) const { if(s.addTaggedList(value)<0) throw(0); }
|
|
|
|
const std::vector<TaggedListItem>& peekValue() const { return value; }
|
|
std::vector<TaggedListItem>& peekValue() { return value; }
|
|
std::vector<TaggedListItem> getValue() const { return value; }
|
|
virtual Json::Value getJson(int) const;
|
|
|
|
void setValue(const std::vector<TaggedListItem>& v) { value=v; }
|
|
|
|
int getItemCount() const { return value.size(); }
|
|
bool isEmpty() const { return value.empty(); }
|
|
|
|
void clear() { value.erase(value.begin(), value.end()); }
|
|
void addItem(const TaggedListItem& v) { value.push_back(v); }
|
|
|
|
operator std::vector<TaggedListItem>() const { return value; }
|
|
STTaggedList& operator=(const std::vector<TaggedListItem>& v) { value=v; return *this; }
|
|
virtual bool isEquivalent(const SerializedType& t) const;
|
|
};
|
|
|
|
#endif
|
|
// vim:ts=4
|