public static void SaveSNA(string filename, SNA_SNAPSHOT sna)
{
using (System.IO.FileStream fs = new System.IO.FileStream(filename, System.IO.FileMode.Create)) {
byte[] bytes = ByteUtililty.RawSerialize(sna.HEADER);
fs.Write(bytes, 0, bytes.Length);
if (sna is SNA_48K)
{
fs.Write(((SNA_48K)sna).RAM, 0, ((SNA_48K)sna).RAM.Length);
}
else
{
//Write speccy banks 5, 2 and n which are pre-prepared in snapshot ram 0 to 5
for (int f = 0; f < 6; f++)
{
fs.Write(((SNA_128K)sna).RAM_BANK[f], 0, 8192);
}
bytes = ByteUtililty.RawSerialize(((SNA_128K)sna).PC);
fs.Write(bytes, 0, bytes.Length);
fs.WriteByte(((SNA_128K)sna).PORT_7FFD);
fs.WriteByte(((SNA_128K)sna).TR_DOS);
//Write remaining banks
for (int f = 6; f < 16; f++)
{
fs.Write(((SNA_128K)sna).RAM_BANK[f], 0, 8192);
}
}
}
}
public byte[] GetSZXData()
{
byte[] szxData = null;
using (MemoryStream ms = new MemoryStream(1000)) {
using (BinaryWriter r = new BinaryWriter(ms)) {
byte[] buf;
ZXST_Block block = new ZXST_Block();
buf = ByteUtililty.RawSerialize(header); //header is filled in by the callee machine
r.Write(buf);
block.Id = GetUIntFromString("CRTR");
block.Size = (uint)Marshal.SizeOf(creator);
buf = ByteUtililty.RawSerialize(block);
r.Write(buf);
buf = ByteUtililty.RawSerialize(creator);
r.Write(buf);
block.Id = GetUIntFromString("Z80R");
block.Size = (uint)Marshal.SizeOf(z80Regs);
buf = ByteUtililty.RawSerialize(block);
r.Write(buf);
buf = ByteUtililty.RawSerialize(z80Regs);
r.Write(buf);
block.Id = GetUIntFromString("SPCR");
block.Size = (uint)Marshal.SizeOf(specRegs);
buf = ByteUtililty.RawSerialize(block);
r.Write(buf);
buf = ByteUtililty.RawSerialize(specRegs);
r.Write(buf);
block.Id = GetUIntFromString("KEYB");
block.Size = (uint)Marshal.SizeOf(keyboard);
buf = ByteUtililty.RawSerialize(block);
r.Write(buf);
buf = ByteUtililty.RawSerialize(keyboard);
r.Write(buf);
if (paletteLoaded)
{
block.Id = GetUIntFromString("PLTT");
block.Size = (uint)Marshal.SizeOf(palette);
buf = ByteUtililty.RawSerialize(block);
r.Write(buf);
buf = ByteUtililty.RawSerialize(palette);
r.Write(buf);
}
if (header.MachineId > (byte)ZXTYPE.ZXSTMID_48K)
{
block.Id = GetUIntFromString("AY\0\0");
block.Size = (uint)Marshal.SizeOf(ayState);
buf = ByteUtililty.RawSerialize(block);
r.Write(buf);
buf = ByteUtililty.RawSerialize(ayState);
r.Write(buf);
byte[] ram = new byte[16384];
for (int f = 0; f < 8; f++)
{
ZXST_RAMPage ramPage = new ZXST_RAMPage();
ramPage.chPageNo = (byte)f;
ramPage.wFlags = 0; //not compressed
block.Id = GetUIntFromString("RAMP");
block.Size = (uint)(Marshal.SizeOf(ramPage) + 16384);
buf = ByteUtililty.RawSerialize(block);
r.Write(buf);
buf = ByteUtililty.RawSerialize(ramPage);
r.Write(buf);
for (int g = 0; g < 8192; g++)
{
ram[g] = (byte)(RAM_BANK[f * 2][g] & 0xff);
ram[g + 8192] = (byte)(RAM_BANK[f * 2 + 1][g] & 0xff);
}
r.Write(ram);
}
}
else //48k
{
byte[] ram = new byte[16384];
//page 0
ZXST_RAMPage ramPage = new ZXST_RAMPage();
ramPage.chPageNo = 0;
ramPage.wFlags = 0; //not compressed
block.Id = GetUIntFromString("RAMP");
block.Size = (uint)(Marshal.SizeOf(ramPage) + 16384);
buf = ByteUtililty.RawSerialize(block);
r.Write(buf);
buf = ByteUtililty.RawSerialize(ramPage);
r.Write(buf);
for (int g = 0; g < 8192; g++)
{
//me am angry.. poda thendi... saree vangi tharamattaaai?? poda! nonsense! style moonji..madiyan changu..malayalam ariyatha
//Lol! That's my wife cursing me for spending my time on this crap instead of her. Such a sweetie pie!
ram[g] = (byte)(RAM_BANK[0][g] & 0xff);
ram[g + 8192] = (byte)(RAM_BANK[1][g] & 0xff);
}
r.Write(ram);
//page 2
ramPage.chPageNo = 2;
ramPage.wFlags = 0; //not compressed
//ramPage.chData = new byte[16384];
// Array.Copy(RAM_BANK[2 * 2], 0, ramPage.chData, 0, 8192);
//Array.Copy(RAM_BANK[2 * 2 + 1], 0, ramPage.chData, 8192, 8192);
block.Id = GetUIntFromString("RAMP");
block.Size = (uint)(Marshal.SizeOf(ramPage) + 16384);
buf = ByteUtililty.RawSerialize(block);
r.Write(buf);
buf = ByteUtililty.RawSerialize(ramPage);
r.Write(buf);
for (int g = 0; g < 8192; g++)
{
ram[g] = (byte)(RAM_BANK[ramPage.chPageNo * 2][g] & 0xff);
ram[g + 8192] = (byte)(RAM_BANK[ramPage.chPageNo * 2 + 1][g] & 0xff);
}
r.Write(ram);
//page 5
ramPage.chPageNo = 5;
ramPage.wFlags = 0; //not compressed
block.Id = GetUIntFromString("RAMP");
block.Size = (uint)(Marshal.SizeOf(ramPage) + 16384);
buf = ByteUtililty.RawSerialize(block);
r.Write(buf);
buf = ByteUtililty.RawSerialize(ramPage);
r.Write(buf);
for (int g = 0; g < 8192; g++)
{
ram[g] = (byte)(RAM_BANK[ramPage.chPageNo * 2][g] & 0xff);
ram[g + 8192] = (byte)(RAM_BANK[ramPage.chPageNo * 2 + 1][g] & 0xff);
}
r.Write(ram);
}
if (InsertTape)
{
tape = new ZXST_Tape();
block.Id = GetUIntFromString("TAPE");
char[] ext = System.IO.Path.GetExtension(externalTapeFile).ToLower().ToCharArray();
tape.fileExtension = new char[16];
for (int f = 1; f < ext.Length; f++)
{
tape.fileExtension[f - 1] = ext[f];
}
externalTapeFile = externalTapeFile + char.MinValue; //add a null terminator
tape.flags = 0;
tape.currentBlockNo = 0;
tape.compressedSize = externalTapeFile.Length;
tape.uncompressedSize = externalTapeFile.Length;
block.Size = (uint)Marshal.SizeOf(tape) + (uint)tape.uncompressedSize;
buf = ByteUtililty.RawSerialize(block);
r.Write(buf);
buf = ByteUtililty.RawSerialize(tape);
r.Write(buf);
char[] tapeName = externalTapeFile.ToCharArray();
r.Write(tapeName);
}
}
szxData = ms.ToArray();
}
return(szxData);
}
