private void Initialize()
{
// Entity Header fields
___entityserializationsignature = EntitySerialization02.ENTITYSERIALIZATION_SIGNATURE;
___entityserializationversion = EntitySerialization02.ENTITYSERIALIZATION_VERSION;
___fieldserializationversion = FieldSerialization02.FIELDSERIALIZATION_VERSION;
___entitystate = EntitySerialization02.EntityState.INITIALIZED;
___nfields = EntitySerialization02.NSYSTEMFIELDS + __NENTITYFIELDS + __NBLOCKCHAINFIELDS;
// Entity System fields
__entitytypehash = ENTITY_TYPE;
__created = DateTime.UtcNow.Ticks;
__modified = 0;
__changeindex = 0;
// Entity Data fields
_imageVersion = 0;
_imageName = String.Empty;
_imageContent = Array.Empty <byte>();
// Blockchain data fields
__previousentityBlockindex = 0;
__previousentityTxhash = EntitySerialization02.TX_ZEROS_HASH_HEX;
__previousentityContentHash = EntitySerialization02.SHA256_DUMMY_HASH;
__thisentityRecentBlockIndex = 0;
__thisentityContentHash = EntitySerialization02.SHA256_DUMMY_HASH; // Set in Serialize()
}
public FileInfoLedgerEntry02(int imageversion, string imagename, byte[] imagecontent)
{
// Entity Header fields
___entityserializationsignature = EntitySerialization02.ENTITYSERIALIZATION_SIGNATURE;
___entityserializationversion = EntitySerialization02.ENTITYSERIALIZATION_VERSION;
___fieldserializationversion = FieldSerialization02.FIELDSERIALIZATION_VERSION;
___entitystate = EntitySerialization02.EntityState.INITIALIZED;
___nfields = EntitySerialization02.NSYSTEMFIELDS + __NENTITYFIELDS + __NBLOCKCHAINFIELDS;
// Entity System fields
__entitytypehash = ENTITY_TYPE;
__created = DateTime.UtcNow.Ticks;
__modified = 0;
__changeindex = 0;
// Entity Data fields
_imageVersion = imageversion;
_imageName = imagename;
_imageContent = imagecontent;
// Blockchain data fields
__previousentityBlockindex = 0;
__previousentityTxhash = EntitySerialization02.TX_ZEROS_HASH_HEX;
__previousentityContentHash = EntitySerialization02.SHA256_DUMMY_HASH;
__thisentityRecentBlockIndex = 0;
__thisentityContentHash = EntitySerialization02.SHA256_DUMMY_HASH; // Set in Serialize()
}
private EntitySerialization02.EntityState OnChangeAllFieldValues(EntitySerialization02.EntityState newState = EntitySerialization02.EntityState.SET)
{
EntitySerialization02.EntityState prevState = ___entitystate;
for (int fi = (int)EntitySerialization02.FieldIndices.HEADERFIELDS; fi < ___nfields; fi++)
{
OnChangeFieldValue((EntitySerialization02.FieldIndices)fi, newState);
}
return(prevState);
}
public byte[] Serialize()
{
if (___entitystate == EntitySerialization02.EntityState.UNINITIALIZED)
{
Initialize();
}
EntitySerialization02.EntityState oldState = OnChangeState(EntitySerialization02.EntityState.SERIALIZED);
byte[][] fieldBuffer = new byte[this.___nfields][];
// Entity System fields
fieldBuffer[0] = FieldSerialization02.GetFieldBuffer(this.__entitytypehash);
fieldBuffer[1] = FieldSerialization02.GetFieldBuffer(this.__created);
fieldBuffer[2] = FieldSerialization02.GetFieldBuffer(this.__modified);
fieldBuffer[3] = FieldSerialization02.GetFieldBuffer(this.__changeindex);
// Entity Data fields
fieldBuffer[3] = FieldSerialization02.GetFieldBuffer(this._id);
fieldBuffer[4] = FieldSerialization02.GetFieldBuffer(this._username);
fieldBuffer[5] = FieldSerialization02.GetFieldBuffer(this._passphrase);
int lBuffer = EntitySerialization02.NHEADERFIELDS * sizeof(byte);
for (int fi = 0; fi < ___nfields; fi++)
{
lBuffer += fieldBuffer[fi].Length; // Entity System fields plus Entity data fields
}
byte[] buffer = new byte[lBuffer];
int bufferBase = 0;
// Entity Header fields
buffer[bufferBase++] = ___entityserializationsignature;
buffer[bufferBase++] = ___entityserializationversion;
buffer[bufferBase++] = ___fieldserializationversion;
buffer[bufferBase++] = (byte)___entitystate;
buffer[bufferBase++] = ___nfields;
// Entity System fields plus Entity data fields
for (int fi = 0; fi < ___nfields; fi++)
{
if (bufferBase + fieldBuffer[fi].Length > lBuffer)
{
OnChangeState(EntitySerialization02.EntityState.EXCEPTION_SERIALIZATION);
return(Array.Empty <byte>());
}
fieldBuffer[fi].CopyTo(buffer, bufferBase);
bufferBase += fieldBuffer[fi].Length;
}
___entitystate = oldState;
return(buffer);
}
private EntitySerialization02.EntityState OnChangeFieldValue(EntitySerialization02.FieldIndices eField, EntitySerialization02.EntityState newState = EntitySerialization02.EntityState.SET)
{
EntitySerialization02.EntityState prevState = ___entitystate;
if (newState != EntitySerialization02.EntityState.DONTCHANGESTATE)
{
___entitystate = newState;
}
__modified = DateTime.UtcNow.Ticks;
__changeindex++;
return(prevState);
}
private void Initialize()
{
// Entity Header fields
___entityserializationsignature = EntitySerialization02.ENTITYSERIALIZATION_SIGNATURE;
___entityserializationversion = EntitySerialization02.ENTITYSERIALIZATION_VERSION;
___fieldserializationversion = FieldSerialization02.FIELDSERIALIZATION_VERSION;
___entitystate = EntitySerialization02.EntityState.INITIALIZED;
___nfields = EntitySerialization02.NSYSTEMFIELDS + __NENTITYFIELDS;
// Entity System fields
__entitytypehash = ENTITY_TYPE;
__created = DateTime.UtcNow.Ticks;
__modified = 0;
__changeindex = 0;
// Entity Data fields
_id = 0;
_username = String.Empty;
_passphrase = String.Empty;
}
public UserLedgerEntry02(int id, string username, string passphrase)
{
// Entity Header fields
___entityserializationsignature = EntitySerialization02.ENTITYSERIALIZATION_SIGNATURE;
___entityserializationversion = EntitySerialization02.ENTITYSERIALIZATION_VERSION;
___fieldserializationversion = FieldSerialization02.FIELDSERIALIZATION_VERSION;
___entitystate = EntitySerialization02.EntityState.INITIALIZED;
___nfields = EntitySerialization02.NSYSTEMFIELDS + __NENTITYFIELDS;
// Entity System fields
__entitytypehash = ENTITY_TYPE;
__created = DateTime.UtcNow.Ticks;
__modified = 0;
__changeindex = 0;
// Entity Data fields
_id = id;
_username = username;
_passphrase = passphrase;
}
public ImageLedgerEntry02(int imageversion, string imagename, byte[] imagecontent)
{
// Entity Header fields
___entityserializationsignature = EntitySerialization02.ENTITYSERIALIZATION_SIGNATURE;
___entityserializationversion = EntitySerialization02.ENTITYSERIALIZATION_VERSION;
___fieldserializationversion = FieldSerialization02.FIELDSERIALIZATION_VERSION;
___entitystate = EntitySerialization02.EntityState.INITIALIZED;
___nfields = EntitySerialization02.NSYSTEMFIELDS + __NENTITYFIELDS;
// Entity System fields
__entitytypehash = ENTITY_TYPE;
__created = DateTime.UtcNow.Ticks;
__modified = 0;
__changeindex = 0;
// Entity Data fields
_imageVersion = imageversion;
_imageName = imagename;
_imageContent = imagecontent;
}
private EntitySerialization02.EntityState OnChangeState(EntitySerialization02.EntityState newState)
{
EntitySerialization02.EntityState prevState = ___entitystate;
OnChangeFieldValue(EntitySerialization02.FieldIndices.HEADERFIELDS, newState);
return(prevState);
}
public byte[] Serialize()
{
if (___entitystate == EntitySerialization02.EntityState.UNINITIALIZED)
{
Initialize();
}
EntitySerialization02.EntityState oldState = OnChangeState(EntitySerialization02.EntityState.SERIALIZED);
byte[][] fieldBuffer = new byte[this.___nfields][];
// Entity System fields
fieldBuffer[0] = FieldSerialization02.GetFieldBuffer(this.__entitytypehash);
fieldBuffer[1] = FieldSerialization02.GetFieldBuffer(this.__created);
fieldBuffer[2] = FieldSerialization02.GetFieldBuffer(this.__modified);
fieldBuffer[3] = FieldSerialization02.GetFieldBuffer(this.__changeindex);
// Entity Data fields
fieldBuffer[4] = FieldSerialization02.GetFieldBuffer(this._imageVersion);
fieldBuffer[5] = FieldSerialization02.GetFieldBuffer(this._imageName);
fieldBuffer[6] = FieldSerialization02.GetFieldBuffer(this._imageContent);
// Blockchain data fields
fieldBuffer[7] = FieldSerialization02.GetFieldBuffer(this.__previousentityBlockindex);
fieldBuffer[8] = FieldSerialization02.GetFieldBuffer(this.__previousentityTxhash, false); // FieldEncoding.ASCIIString
fieldBuffer[9] = FieldSerialization02.GetFieldBuffer(this.__previousentityContentHash);
fieldBuffer[10] = FieldSerialization02.GetFieldBuffer(this.__thisentityRecentBlockIndex);
fieldBuffer[11] = FieldSerialization02.GetFieldBuffer(this.__thisentityContentHash);
int lBuffer = EntitySerialization02.NHEADERFIELDS * sizeof(byte);
for (int fi = 0; fi < ___nfields; fi++)
{
lBuffer += fieldBuffer[fi].Length; // System + Entity + Blockchain data fields
}
byte[] buffer = new byte[lBuffer];
int fieldBufferBase = 0;
// Entity Header fields
buffer[fieldBufferBase++] = ___entityserializationsignature;
buffer[fieldBufferBase++] = ___entityserializationversion;
buffer[fieldBufferBase++] = ___fieldserializationversion;
buffer[fieldBufferBase++] = (byte)___entitystate;
buffer[fieldBufferBase++] = ___nfields;
// System + Entity + Blockchain data fields - copy all fields except __thisentityContentHash
for (int fi = 0; fi < ___nfields - 1; fi++)
{
if (fieldBufferBase + fieldBuffer[fi].Length > lBuffer)
{
OnChangeState(EntitySerialization02.EntityState.EXCEPTION_SERIALIZATION);
return(Array.Empty <byte>());
}
fieldBuffer[fi].CopyTo(buffer, fieldBufferBase);
fieldBufferBase += fieldBuffer[fi].Length;
}
// Set __thisentityContentHash and encode it into the buffer
using (SHA256 SHA256Factory = SHA256.Create())
{
__thisentityContentHash = SHA256Factory.ComputeHash(buffer, 0, fieldBufferBase);
fieldBuffer[___nfields - 1].CopyTo(buffer, fieldBufferBase);
fieldBufferBase += fieldBuffer[___nfields - 1].Length;
}
___entitystate = oldState;
return(buffer);
}
