public void LoadRom(FileStream file)
{
byte[] tempromData = new byte[file.Length];
file.Read(tempromData, 0, (int)file.Length);
if (IsRomHeadered((int)file.Length))
{
Console.WriteLine("Header Detected");
romData = new byte[file.Length - 0x200];
Array.Copy(tempromData, 0x200, romData, 0, (file.Length - 0x200));
}
else
{
romData = new byte[file.Length];
Array.Copy(tempromData, 0, romData, 0, (file.Length));
}
romRegion = DetectRomRegion(romData);
//Create all gfx data in Graphics static class as 4bpp indexed format
ZGraphics.CreateAllGfxData(romData);
Palettes.CreateAllPalettes(romData);
LogData.SaveToFile("Logs.txt");
Console.WriteLine("Rom Region Detected : " + romRegion.ToString());
}
public void Read_FromRegion_ReadSuccess(uint startAddress)
{
byte[] dummyData = CreateDummyData();
AgbMemoryMap map = new AgbMemoryMap();
RomRegion region = new RomRegion(dummyData);
map.RegisterRegion(region);
for (uint address = startAddress; address < startAddress + RomRegion.REGION_SIZE; address++)
{
Assert.Equal(dummyData[address - startAddress], map.Read(address));
}
}
private void checkROM()
{
if (bytes[0] == 0x80 && bytes[1] == 0x37)
{
endian = RomEndian.Big;
}
else if (bytes[0] == 0x37 && bytes[1] == 0x80)
{
endian = RomEndian.Mixed;
}
else if (bytes[0] == 0x40 && bytes[1] == 0x12)
{
endian = RomEndian.Little;
}
if (endian == RomEndian.Mixed)
{
swapMixedBig();
}
else if (endian == RomEndian.Little)
{
swapLittleBig();
}
if (bytes[0x3E] == 0x45)
{
region = RomRegion.NorthAmerica;
}
else if (bytes[0x3E] == 0x50)
{
region = RomRegion.Europe;
}
else if (bytes[0x3E] == 0x4A)
{
if (bytes[0x3F] < 3)
{
region = RomRegion.Japan;
}
else
{
region = RomRegion.JapanShindou;
}
}
// Setup segment 0x02 & segment 0x15 addresses
if (region == RomRegion.NorthAmerica)
{
Globals.macro_preset_table = 0xEC7E0;
Globals.special_preset_table = 0xED350;
// Globals.seg02_location = new[] { (uint)0x108A40, (uint)0x114750 };
Globals.seg15_location = new[] { (uint)0x2ABCA0, (uint)0x2AC6B0 };
}
else if (region == RomRegion.Europe)
{
Globals.macro_preset_table = 0xBD590;
Globals.special_preset_table = 0xBE100;
// Globals.seg02_location = new[] { (uint)0xDE190, (uint)0xE49F0 };
Globals.seg15_location = new[] { (uint)0x28CEE0, (uint)0x28D8F0 };
}
else if (region == RomRegion.Japan)
{
Globals.macro_preset_table = 0xEB6D0;
Globals.special_preset_table = 0xEC240;
// Globals.seg02_location = new[] { (uint)0x1076D0, (uint)0x112B50 };
Globals.seg15_location = new[] { (uint)0x2AA240, (uint)0x2AAC50 };
}
else if (region == RomRegion.JapanShindou)
{
Globals.macro_preset_table = 0xC8D60;
Globals.special_preset_table = 0xC98D0;
//Globals.seg02_location = new[] { (uint)0xE42F0, (uint)0xEF770 };
Globals.seg15_location = new[] { (uint)0x286AC0, (uint)0x2874D0 };
}
findAndSetSegment02();
Console.WriteLine("Segment2 location: 0x" + Globals.seg02_location[0].ToString("X8") +
" to 0x" + Globals.seg02_location[1].ToString("X8"));
if (bytes[Globals.seg15_location[0]] == 0x17)
{
type = RomType.Extended;
}
else
{
type = RomType.Vanilla;
}
Console.WriteLine("ROM = " + filepath);
Console.WriteLine("ROM Endian = " + endian);
Console.WriteLine("ROM Region = " + region);
Console.WriteLine("ROM Type = " + type);
Console.WriteLine("-----------------------");
}
void ReplaceRomButtonClick(object sender, EventArgs e)
{
try
{
replaceFileDialog.Title = "Replace ROM";
if (replaceFileDialog.ShowDialog(this) == DialogResult.OK)
{
changed = true;
byte[] rom = File.ReadAllBytes(replaceFileDialog.FileName);
pak.SetImage(rom);
romSizeLabel.Text = (pak.ImageSize / 1024) + " KB";
dumpRomButton.Enabled = true;
// Attempt to auto-load some info from ROM
try
{
using (var ms = new MemoryStream(rom))
{
var br = new BinaryReader(ms);
// Game name
ms.Seek(0x120, SeekOrigin.Begin);
nameTextBox.Text = new string(br.ReadChars(0x30)).TrimEnd(' ');
// SRAM configuration
ms.Seek(0x1b0, SeekOrigin.Begin);
if (br.ReadChar() == 'R' && br.ReadChar() == 'A')
{
byte x = br.ReadByte();
byte y = br.ReadByte();
uint ramStart = (uint)((br.ReadByte() << 24) | (br.ReadByte() << 16) | (br.ReadByte() << 8) | br.ReadByte());
uint ramEnd = (uint)((br.ReadByte() << 24) | (br.ReadByte() << 16) | (br.ReadByte() << 8) | br.ReadByte());
ExtraSaveMode mode = ExtraSaveMode.None;
ushort ramStartPacked = (ushort)((ramStart >> 0x0c) & 0x3fff);
if (y == 0x20)
{
uint ramSize = ramEnd - ramStart;
mode = ExtraSaveMode.Sram;
extraPageMaskTextBox.Text = ramStartPacked.ToString("X4");
extraSizeMaskTextbox.Text = (((ramSize + 0xff) >> 8) & 0xffff).ToString("X4");
}
else
{
// Probably EEPROM
mode = ExtraSaveMode.EepromMode1; // Give a reasonable default
extraPageMaskTextBox.Text = ramStartPacked.ToString("X4");
extraSizeMaskTextbox.Text = (256 >> 8).ToString("X4");
}
extraSaveModeComboBox.SelectedIndex = (int)mode;
}
else
{
extraSaveModeComboBox.SelectedIndex = (int)ExtraSaveMode.None;
}
// Game region
ms.Seek(0x1f0, SeekOrigin.Begin);
string regions = new string(br.ReadChars(0x10)).TrimEnd(' ');
int rflags = 0;
if (regions.Contains("U"))
{
rflags |= 1 << 0;
}
if (regions.Contains("J"))
{
rflags |= 1 << 1;
}
if (regions.Contains("E"))
{
rflags |= 1 << 2;
}
RomRegion renum = RomRegion.Worldwide;
if (rflags != 0 && (rflags & (rflags - 1)) == 0) // Only one flag present
{
switch (rflags)
{
case 1 << 0:
renum = RomRegion.Usa;
break;
case 1 << 1:
renum = RomRegion.Japan;
break;
case 1 << 2:
renum = RomRegion.Europe;
break;
}
}
regionComboBox.SelectedIndex = (int)renum;
}
}
catch { }
saveButton.Enabled = true;
replaceThumbButton.Enabled = true;
MessageBox.Show(this, "ROM replaced.", Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
catch (Exception ex)
{
MessageBox.Show(this, "Error replacing ROM: " + ex.Message, Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
