public void Save(string name, ushort startAddress, ushort length, IAddressMap mem)
{
var folder = CrossPlatformPathExtensions.ResolveCrossPlatformPart(WorkingDirectory);
if (!Directory.Exists(folder))
{
Directory.CreateDirectory(folder);
}
var combined = CrossPlatformPathExtensions.Combine(WorkingDirectory, name);
var filename = Path.GetFullPath(combined);
var buffer = new byte[length + 4];
buffer[0] = (byte)(startAddress & 0xff);
buffer[1] = (byte)(startAddress >> 8);
buffer[2] = (byte)(length & 0xff);
buffer[3] = (byte)(length >> 8);
for (var ix = 0; ix < length; ix++)
{
buffer[ix + 4] = mem.Read((ushort)(ix + startAddress));
}
using (var file = File.Create(filename))
{
file.Write(buffer, 0, length + 4);
}
}
private void LoadInternal(string name, IAddressMap mem, int overrideStartAddress = -1)
{
var combined = CrossPlatformPathExtensions.Combine(WorkingDirectory, name);
var filename = Path.GetFullPath(combined);
using (var file = File.OpenRead(filename))
{
var address = file.ReadByte() + (256 * file.ReadByte());
var length = file.ReadByte() + (256 * file.ReadByte());
if (overrideStartAddress >= 0)
{
address = overrideStartAddress;
}
var byteCount = 0;
while (byteCount < length)
{
mem.Write((ushort)(address + byteCount), (byte)file.ReadByte());
byteCount++;
}
}
}
