private static string dump(WebSocketFrame frame)
{
var len = frame.Length;
var cnt = (long)(len / 4);
var rem = (int)(len % 4);
int cntDigit;
string cntFmt;
if (cnt < 10000)
{
cntDigit = 4;
cntFmt = "{0,4}";
}
else if (cnt < 0x010000)
{
cntDigit = 4;
cntFmt = "{0,4:X}";
}
else if (cnt < 0x0100000000)
{
cntDigit = 8;
cntFmt = "{0,8:X}";
}
else
{
cntDigit = 16;
cntFmt = "{0,16:X}";
}
var spFmt = String.Format("{{0,{0}}}", cntDigit);
var headerFmt = String.Format(@"
{0} 01234567 89ABCDEF 01234567 89ABCDEF
{0}+--------+--------+--------+--------+\n", spFmt);
var lineFmt = String.Format("{0}|{{1,8}} {{2,8}} {{3,8}} {{4,8}}|\n", cntFmt);
var footerFmt = String.Format("{0}+--------+--------+--------+--------+", spFmt);
var output = new StringBuilder(64);
Func <Action <string, string, string, string> > linePrinter = () => {
long lineCnt = 0;
return((arg1, arg2, arg3, arg4) =>
output.AppendFormat(lineFmt, ++lineCnt, arg1, arg2, arg3, arg4));
};
var printLine = linePrinter();
output.AppendFormat(headerFmt, String.Empty);
var bytes = frame.ToArray();
for (long i = 0; i <= cnt; i++)
{
var j = i * 4;
if (i < cnt)
{
printLine(
Convert.ToString(bytes[j], 2).PadLeft(8, '0'),
Convert.ToString(bytes[j + 1], 2).PadLeft(8, '0'),
Convert.ToString(bytes[j + 2], 2).PadLeft(8, '0'),
Convert.ToString(bytes[j + 3], 2).PadLeft(8, '0'));
continue;
}
if (rem > 0)
{
printLine(
Convert.ToString(bytes[j], 2).PadLeft(8, '0'),
rem >= 2 ? Convert.ToString(bytes[j + 1], 2).PadLeft(8, '0') : String.Empty,
rem == 3 ? Convert.ToString(bytes[j + 2], 2).PadLeft(8, '0') : String.Empty,
String.Empty);
}
}
output.AppendFormat(footerFmt, String.Empty);
return(output.ToString());
}
internal MessageEventArgs(WebSocketFrame frame)
{
_opcode = frame.Opcode;
_rawData = frame.PayloadData.ApplicationData;
}