/// <summary>
/// Outputs a log message and attempts to display it in a dialog.
/// </summary>
/// <param name="logLevel">The log level</param>
/// <param name="tag">The tag associated with the message.</param>
/// <param name="message">The message to output.</param>
public static void LogAndDisplay(LogLevel.LogLevelInfo logLevel, string tag, string message)
{
if (LogOutput != null)
{
LogOutput.WriteAndPromptLog(logLevel, tag, message);
}
else
{
WriteLine(logLevel, tag, message);
}
}
static Log()
// Static initializer
{
/* prep for hex dump */
int i = SpaceLine.Length - 1;
while (i >= 0)
{
SpaceLine[i--] = ' ';
}
SpaceLine[0] = SpaceLine[1] = SpaceLine[2] = SpaceLine[3] = '0';
SpaceLine[4] = '-';
ThresholdLevel = DdmPreferences.LogLevel;
}
/// <summary>
/// prints to stdout; could write to a log window
/// </summary>
/// <param name="logLevel"></param>
/// <param name="tag"></param>
/// <param name="message"></param>
private static void WriteLine(LogLevel.LogLevelInfo logLevel, string tag, string message)
{
if (ThresholdLevel.Priority <= logLevel.Priority)
{
if (LogOutput != null)
{
LogOutput.Write(logLevel, tag, message);
}
else
{
WriteUnchecked(logLevel, tag, message);
}
WriteDebugUnchecked(logLevel, tag, message);
}
}
public static string GetLogFormatString(LogLevel.LogLevelInfo logLevel, string tag, string message)
{
long msec = DateTime.Now.ToUnixEpoch();
return($"{(msec/60000)%60:00}:{(msec/1000)%60:00} {logLevel.Letter}/{tag}: {message}");
}
public static void WriteDebugUnchecked(LogLevel.LogLevelInfo logLevel, string tag, string message)
{
System.Diagnostics.Trace.Write($"{Util.TraceTag}| {GetLogFormatString(logLevel, tag, message)}");
}
public static void WriteUnchecked(LogLevel.LogLevelInfo logLevel, string tag, string message)
{
Console.WriteLine(GetLogFormatString(logLevel, tag, message));
}
/// <summary>
/// Dump the entire contents of a byte array with DEBUG priority.
/// </summary>
/// <param name="tag"></param>
/// <param name="level"></param>
/// <param name="data"></param>
/// <param name="offset"></param>
/// <param name="length"></param>
/// <remarks>
/// Local addition. Output looks like:
/// 1230- 00 11 22 33 44 55 66 77 88 99 aa bb cc dd ee ff 0123456789abcdef
/// Uses no string concatenation; creates one String object per line.
/// </remarks>
internal static void HexDump(string tag, LogLevel.LogLevelInfo level, byte[] data, int offset, int length)
{
int kHexOffset = 6;
int kAscOffset = 55;
char[] line = new char[SpaceLine.Length];
int addr, baseAddr, count;
int i, ch;
bool needErase = true;
//Log.w(tag, "HEX DUMP: off=" + offset + ", length=" + length);
baseAddr = 0;
while (length != 0)
{
if (length > 16)
{
// full line
count = 16;
}
else
{
// partial line; re-copy blanks to clear end
count = length;
needErase = true;
}
if (needErase)
{
Array.Copy(SpaceLine, 0, line, 0, SpaceLine.Length);
needErase = false;
}
// output the address (currently limited to 4 hex digits)
addr = baseAddr;
addr &= 0xffff;
ch = 3;
while (addr != 0)
{
line[ch] = HEXDIGIT[addr & 0x0f];
ch--;
addr >>= 4;
}
// output hex digits and ASCII chars
ch = kHexOffset;
for (i = 0; i < count; i++)
{
byte val = data[offset + i];
line[ch++] = HEXDIGIT[(val >> 4) & 0x0f];
line[ch++] = HEXDIGIT[val & 0x0f];
ch++;
if (val >= 0x20 && val < 0x7f)
{
line[kAscOffset + i] = (char)val;
}
else
{
line[kAscOffset + i] = '.';
}
}
WriteLine(level, tag, new string( line ));
// advance to next chunk of data
length -= count;
offset += count;
baseAddr += count;
}
}
