| public Update ( byte buffer ) : void | ||
| buffer | byte | Contains the data to update the CRC with. |
| 리턴 | void | |
public static int Main(string[] args)
{
if (args.Length == 0) {
ShowHelp();
return 1;
}
var parser = new ArgumentParser(args);
if (!File.Exists(file_)) {
Console.Error.WriteLine("Cannot find file {0}", file_);
ShowHelp();
return 1;
}
using (FileStream checksumStream = File.OpenRead(file_)) {
byte[] buffer = new byte[4096];
int bytesRead;
switch (parser.Command) {
case Command.Help:
ShowHelp();
break;
case Command.Crc32:
var currentCrc = new Crc32();
while ((bytesRead = checksumStream.Read(buffer, 0, buffer.Length)) > 0) {
currentCrc.Update(buffer, 0, bytesRead);
}
Console.WriteLine("CRC32 for {0} is 0x{1:X8}", args[0], currentCrc.Value);
break;
case Command.BZip2:
var currentBZip2Crc = new BZip2Crc();
while ((bytesRead = checksumStream.Read(buffer, 0, buffer.Length)) > 0) {
currentBZip2Crc.Update(buffer, 0, bytesRead);
}
Console.WriteLine("BZip2CRC32 for {0} is 0x{1:X8}", args[0], currentBZip2Crc.Value);
break;
case Command.Adler:
var currentAdler = new Adler32();
while ((bytesRead = checksumStream.Read(buffer, 0, buffer.Length)) > 0) {
currentAdler.Update(buffer, 0, bytesRead);
}
Console.WriteLine("Adler32 for {0} is 0x{1:X8}", args[0], currentAdler.Value);
break;
}
}
return 0;
}
public void CRC_32_BZip2()
{
var underTestBZip2Crc = new BZip2Crc();
Assert.AreEqual(0x0, underTestBZip2Crc.Value);
underTestBZip2Crc.Update(check);
Assert.AreEqual(0xFC891918, underTestBZip2Crc.Value);
underTestBZip2Crc.Reset();
Assert.AreEqual(0x0, underTestBZip2Crc.Value);
exceptionTesting(underTestBZip2Crc);
}