Add headers for serialized objects and types.

This is a table-driver serialized that can also serialized/deserialize
to/from binary, text, and database formats.
This commit is contained in:
JoelKatz
2012-03-12 15:25:56 -07:00
parent e8c1f656ee
commit 429af40139
2 changed files with 291 additions and 0 deletions

49
src/SerializedObject.h Normal file
View File

@@ -0,0 +1,49 @@
#ifndef __SERIALIZEDOBJECT__
#define __SERIALIZEDOBJECT__
#include "SerializedTypes.h"
struct SOElement
{ // An element in the description of a serialized object
const char *e_name;
int e_flag;
SerializedTypeID e_id;
SOElement(const char *n, int f, SerializedTypeID i) : e_name(n), e_flag(f), e_id(i) { ; }
};
struct SOType
{ // A type of serialized object
const char *name;
std::list<SOElement> elements;
};
class STUObject : public SerializedType
{
protected:
SOType *type;
std::list<SerializedType*> data;
public:
STUObject() { ; }
virtual ~STUObject();
STUObject(const STUObject&);
STUObject& operator=(const STUObject&);
int getLength() const;
SerializedTypeID getType() const { return STI_OBJECT; }
STUObject* duplicate() const { return new STUObject(*this); }
std::vector<unsigned char> serialize() const;
std::string getText() const;
std::string getSQL() const;
void addObject(const SerializedType& t) { data.push_back(t.duplicate()); }
void giveObject(SerializedType* t) { data.push_back(t); }
const std::list<SerializedType*>& peekData() const { return data; }
std::list<SerializedType*>& peekData() { return data; }
};
#endif

242
src/SerializedTypes.h Normal file
View File

@@ -0,0 +1,242 @@
#ifndef __SERIALIZEDTYPES__
#define __SERIALIZEDTYPES__
#include <vector>
#include <string>
#include "uint256.h"
#include "Serializer.h"
enum SerializedTypeID
{
STI_OBJECT=0,
STI_UINT8=1, STI_UINT16=2, STI_UINT32=4, STI_UINT64=5,
STI_HASH160=6, STI_HASH256=7, STI_VL=8, STI_TL=8
};
class SerializedType
{
public:
SerializedType() { ; }
virtual ~SerializedType() { ; }
virtual int getLength() const=0;
virtual SerializedTypeID getType() const=0;
virtual SerializedType* duplicate() const=0;
virtual std::string getText() const=0;
virtual std::string getSQL() const=0;
virtual std::vector<unsigned char> serialize() const=0;
virtual int add(std::vector<unsigned char>& j) const;
};
class STUInt8 : public SerializedType
{
protected:
unsigned char value;
public:
STUInt8(unsigned char v=0) : value(v) { ; }
static STUInt8* construct(const std::vector<unsigned char>&, int start_offset, int& length_consumed);
int getLength() const { return 1; }
SerializedTypeID getType() const { return STI_UINT8; }
STUInt8 *duplicate() const { return new STUInt8(value); }
std::string getText() const;
std::string getSQL() const;
std::vector<unsigned char> serialize() const;
unsigned char getValue() const { return value; }
void setValue(unsigned char v) { value=v; }
operator unsigned char() const { return value; }
STUInt8& operator=(unsigned char v) { value=v; return *this; }
};
class STUInt16 : public SerializedType
{
protected:
uint16 value;
public:
STUInt16(uint16 v=0) : value(v) { ; }
static STUInt16* construct(const std::vector<unsigned char>&, int start_offset, int& length_consumed);
int getLength() const { return 2; }
SerializedTypeID getType() const { return STI_UINT16; }
STUInt16 *duplicate() const { return new STUInt16(value); }
std::string getText() const;
std::string getSQL() const;
std::vector<unsigned char> serialize() const;
uint16 getValue() const { return value; }
void setValue(uint16 v) { value=v; }
operator uint16() const { return value; }
STUInt16& operator=(uint16 v) { value=v; return *this; }
};
class STUInt32 : public SerializedType
{
protected:
uint32 value;
public:
STUInt32(uint32 v=0) : value(v) { ; }
static STUInt32* construct(const std::vector<unsigned char>&, int start_offset, int& length_consumed);
int getLength() const { return 4; }
SerializedTypeID getType() const { return STI_UINT32; }
STUInt32 *duplicate() const { return new STUInt32(value); }
std::string getText() const;
std::string getSQL() const;
std::vector<unsigned char> serialize() const;
uint32 getValue() const { return value; }
void setValue(uint32 v) { value=v; }
operator uint32() const { return value; }
STUInt32& operator=(uint32 v) { value=v; return *this; }
};
class STUInt64 : public SerializedType
{
protected:
uint64 value;
public:
STUInt64(uint64 v=0) : value(v) { ; }
static STUInt64* construct(const std::vector<unsigned char>&, int start_offset, int& length_consumed);
int getLength() const { return 8; }
SerializedTypeID getType() const { return STI_UINT64; }
STUInt64 *duplicate() const { return new STUInt64(value); }
std::string getText() const;
std::string getSQL() const;
std::vector<unsigned char> serialize() const;
uint64 getValue() const { return value; }
void setValue(uint64 v) { value=v; }
operator uint64() const { return value; }
STUInt64& operator=(uint64 v) { value=v; return *this; }
};
class STUHash160 : public SerializedType
{
protected:
uint160 value;
public:
STUHash160(const uint160& v) : value(v) { ; }
STUHash160() { ; }
static STUHash160* construct(const std::vector<unsigned char>&, int start_offset, int& length_consumed);
int getLength() const { return 20; }
SerializedTypeID getType() const { return STI_HASH160; }
STUHash160 *duplicate() const { return new STUHash160(value); }
std::string getText() const;
std::string getSQL() const;
std::vector<unsigned char> serialize() const;
const uint160& getValue() const { return value; }
void setValue(const uint160& v) { value=v; }
operator uint160() const { return value; }
STUHash160& operator=(const uint160& v) { value=v; return *this; }
};
class STUHash256 : public SerializedType
{
protected:
uint256 value;
public:
STUHash256(const uint256& v) : value(v) { ; }
STUHash256() { ; }
static STUHash256* construct(const std::vector<unsigned char>&, int start_offset, int& length_consumed);
int getLength() const { return 32; }
SerializedTypeID getType() const { return STI_HASH256; }
STUHash256 *duplicate() const { return new STUHash256(value); }
std::string getText() const;
std::string getSQL() const;
std::vector<unsigned char> serialize() const;
const uint256& getValue() const { return value; }
void setValue(const uint256& v) { value=v; }
operator uint256() const { return value; }
STUHash256& operator=(const uint256& v) { value=v; return *this; }
};
class STUVariableLength
{ // variable length byte string protected:
protected:
std::vector<unsigned char> value;
public:
STUVariableLength(const std::vector<unsigned char>& v) : value(v) { ; }
STUVariableLength() { ; }
static STUVariableLength* construct(const std::vector<unsigned char>&, int start_offset, int& length_consumed);
int getLength() const;
SerializedTypeID getType() const { return STI_VL; }
STUVariableLength *duplicate() const { return new STUVariableLength(value); }
std::string getText() const;
std::string getSQL() const;
std::vector<unsigned char> serialize() const;
const std::vector<unsigned char>& peekValue() const { return value; }
std::vector<unsigned char>& peekValue() { return value; }
std::vector<unsigned char> getValue() const { return value; }
void setValue(std::vector<unsigned char>& v) { value=v; }
operator std::vector<unsigned char>() const { return value; }
STUVariableLength& operator=(const std::vector<unsigned char>& v) { value=v; return *this; }
};
class STUTaggedList
{
protected:
std::list<TaggedListItem> value;
public:
STUTaggedList(const std::list<TaggedListItem>& v) : value(v) { ; }
STUTaggedList() { ; }
static STUTaggedList* construct(const std::vector<unsigned char>&, int start_offset, int& length_consumed);
int getLength() const;
SerializedTypeID getType() const { return STI_TL; }
STUTaggedList *duplicate() const { return new STUTaggedList(value); }
std::string getText() const;
std::string getSQL() const;
std::vector<unsigned char> serialize() const;
const std::list<TaggedListItem>& peekValue() const { return value; }
std::list<TaggedListItem>& peekValue() { return value; }
std::list<TaggedListItem> getValue() const { return value; }
void setValue(std::list<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::list<TaggedListItem>() const { return value; }
STUTaggedList& operator=(const std::list<TaggedListItem>& v) { value=v; return *this; }
};
#endif