public Table(HexReader hexReader, int pagesize, string tableName, int tableNumber, int tableFDP)
{
this.hexReader = hexReader;
this.pagesize = pagesize;
if (this.pagesize >= 0x4000)
{
this.pageHeaderSize = 0x50;
}
else
{
this.pageHeaderSize = 0x28;
}
this.tableName = tableName;
this.tableNumber = tableNumber;
this.tableFDP = tableFDP;
this.longValueNumber = -1; //없음
this.columnList = new List <Column>();
this.columnNameList = new List <String>();
this.recordList = new List <Dictionary <int, Item> >();
this.deletedRecordList = new List <Dictionary <int, Item> >();
this.lvItemDict = new Dictionary <int, LVItem>();
this.pageList = new List <int>();
this.deletedPageSet = new HashSet <int>();
this.lastColumnFixedItemID = 0;
this.lastColumnVariableItemID = 0;
this.lastColumnTaggedDataItemID = 0;
this.isWin10 = true;
}
public void should_verify_signature()
{
var hexReader = new HexReader();
var secp256K1 = new Secp256k1();
// https://www.blockchain.com/btc/tx/9f3eca62d13c2e7bf104a8539f5768674d551ecc140f3bb9bdaf3f07d6d3f6de
// 15RpkAiu17FiYJmMiTJBvEwNQQdgEr1KvK
// 1HvRorjpF5wyY7To5QhgJDzB3C9nEPcMo1
var data = "9f3eca62d13c2e7bf104a8539f5768674d551ecc140f3bb9bdaf3f07d6d3f6de";
var signature =
"3046022100a7a1bfc118676e8dc1779a6c6dfaece6435ca20e8e2fcf4399300cc930c791e00221009a88d6a51b763fa748254fc487710998c9572bc2f01be06d1a7532c8e38a4c1901";
var pubkey = "03a5cc256133f721c66201b54f18f08053b6fc62f3dfc84c43a3a2d1c87afbe30c";
var bData = hexReader.ToByteArray(data);
var bSignature = hexReader.ToByteArray(signature);
var bPubKey = hexReader.ToByteArray(pubkey);
var output = new Span <byte>(new byte[66]);
var normalize = secp256K1.PublicKeyParse(output, bPubKey);
var res = secp256K1.Verify(bSignature.AsSpan(), bData.AsSpan(), output);
Console.WriteLine(res);
}
public LVItem(HexReader hexReader, int lvPtrNumber, int totalSize)
{
this.hexReader = hexReader;
this.lvPtrNumber = lvPtrNumber;
this.totalSize = totalSize;
this.dataList = new List <Item>();
}
public void should_verify_pizza_transaction_ec()
{
var hexReader = new HexReader();
var secp256K1 = new Secp256k1();
// https://bitcoin.stackexchange.com/questions/32305/how-does-the-ecdsa-verification-algorithm-work-during-transaction
var digest = "692678553d1b85ccf87d4d4443095f276cdf600f2bb7dd44f6effbd7458fd4c2";
var signature =
"30450221009908144ca6539e09512b9295c8a27050d478fbb96f8addbc3d075544dc41328702201aa528be2b907d316d2da068dd9eb1e23243d97e444d59290d2fddf25269ee0e01";
var pubkey =
"042e930f39ba62c6534ee98ed20ca98959d34aa9e057cda01cfd422c6bab3667b76426529382c23f42b9b08d7832d4fee1d6b437a8526e59667ce9c4e9dcebcabb";
var bData = hexReader.ToByteArray(digest);
var bSignature = hexReader.ToByteArray(signature);
var bPubKey = hexReader.ToByteArray(pubkey);
var res = secp256K1.Verify(bSignature.AsSpan(), bData.AsSpan(), bPubKey);
}
public MSysObjects(HexReader hexReader, int pagesize)
{
this.pagesize = pagesize;
this.tableMsysObject = null;
this.hexReader = hexReader;
this.tableDict = new Dictionary <int, Table>();
this.lvTableDict = new Dictionary <int, Table>();
}
public void colse()
{
if (this.hexReader != null)
{
this.hexReader.close();
this.hexReader = null;
}
}
public void init(string inputPath)
{
this.inputPath = inputPath;
this.hexReader = new HexReader(inputPath);
this.parseDatabaseHeader();
this.mSysObjects = new MSysObjects(this.hexReader, this.pagesize);
this.tableNameDict = new Dictionary <string, string>();
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
HexReader?.Dispose();
}
base.Dispose(disposing);
}
private void FileOpenInvoked(object obj)
{
string fileName = myShell.AskUserForFileName(true);
if (string.IsNullOrEmpty(fileName))
{
return;
}
myModel.FileName = fileName;
Memory memory = HexReader.ReadHexFile(fileName);
myModel.Document = memory.Instructions;
}
public void should_construct_transaction()
{
// arrange
var trx =
"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";
var trxbytes = new HexReader().ToByteArray(trx);
var loggedBinaryReader = new LoggedBinaryReader(new MemoryStream(trxbytes));
// act
var realTransaction = new BitcoinReader(new HexReader()).ReadTransaction(loggedBinaryReader);
// assert
}
public void should_validate_script()
{
var hexReader = new HexReader();
var calculator = new Calculator();
var pubkey = "76a9145e4ff47ceb3a51cdf7ddd80afc4acc5a692dac2d88ac";
var scriptkey =
"483045022074f35af390c41ef1f5395d11f6041cf55a6d7dab0acdac8ee746c1f2de7a43b3022100b3dc3d916b557d378268a856b8f9a98b9afaf45442f5c9d726fce343de835a58012102c34538fc933799d972f55752d318c0328ca2bacccd5c7482119ea9da2df70a2f";
var hexScript = scriptkey + pubkey;
var scriptFinal = hexReader.ToByteArray(hexScript);
var res = calculator.Compute(scriptFinal);
}
private void WriteDevicePressed(object obj)
{
if (!File.Exists(myModel.FileName))
{
myShell.InformUser("Load hex file first.");
return;
}
myShell.ShowProgressBar(true);
Memory memory = HexReader.ReadHexFile(myModel.FileName);
// takes a bit longer so... (execute in background)
var worker = new BackgroundWorker();
worker.DoWork += (s, e) => new IcspFacade(myIcspService).WriteFlash(
((Memory)e.Argument).Instructions, (val, str) => myShell.UpdateProgress(val, str));
worker.RunWorkerCompleted += (s, e) => myShell.ShowProgressBar(false);
worker.RunWorkerAsync(memory);
}
public Item(HexReader hexReader, int id, string columnName, ColType.TYPE type, int maxLength, int offset, int size)
{
this.hexReader = hexReader;
this.id = id;
this.columnName = columnName;
this.offset = offset;
this.size = size;
this.maxLength = maxLength;
this.type = type;
if (this.id >= 0x100)
{
this.taggedDataItemFlag = hexReader.readByteDump(offset, 1)[0];
this.offset++;
this.size--;
}
else
{
this.taggedDataItemFlag = 0;
}
}
public void setHexReader(HexReader hexReader)
{
this.hexReader = hexReader;
}
public DatabaseHeader(HexReader hexReader)
{
this.hexReader = hexReader;
}
public void SetUp()
{
_hexReader = new HexReader();
}
