aaru-dps/Aaru
1
0
Fork 0
mirror of https://github.com/aaru-dps/Aaru.git synced 2025-12-16 19:24:25 +00:00
Code Issues Packages Projects Releases Wiki Activity

[Aaru.Images] Reformat and cleanup.

Browse Source
This commit is contained in:
Natalia Portillo
2023-10-03 23:34:59 +01:00
parent 6ffde343ce
commit 2cfad87955
432 changed files with 12011 additions and 8261 deletions
Download Patch File Download Diff File Expand all files Collapse all files

121
Aaru.Images/ByteAddressable/SegaMegaDrive.cs
View File

@@ -57,12 +57,17 @@ public class SegaMegaDrive : IByteAddressableImage
bool _opened;
bool _smd;
#region IByteAddressableImage Members
/// <inheritdoc />
public string Author => Authors.NataliaPortillo;
/// <inheritdoc />
public Metadata AaruMetadata => null;
/// <inheritdoc />
public List<DumpHardware> DumpHardware => null;
/// <inheritdoc />
public string Format => !_opened
? "Mega Drive cartridge dump"
@@ -71,10 +76,13 @@ public class SegaMegaDrive : IByteAddressableImage
: _interleaved
? "Multi Game Doctor 2"
: "Magicom";
/// <inheritdoc />
public Guid Id => new("7B1CE2E7-3BC4-4283-BFA4-F292D646DF15");
/// <inheritdoc />
public ImageInfo Info => _imageInfo;
/// <inheritdoc />
public string Name => Localization.SegaMegaDrive_Name;
@@ -90,7 +98,7 @@ public class SegaMegaDrive : IByteAddressableImage
if(stream.Length % 512 != 0)
return false;
byte[] buffer = new byte[4];
var buffer = new byte[4];
stream.Position = 256;
stream.EnsureRead(buffer, 0, 4);
@@ -106,7 +114,7 @@ public class SegaMegaDrive : IByteAddressableImage
if(buffer[0] == 0x45 &&
buffer[1] == 0x41)
{
stream.Position = (stream.Length / 2) + 256;
stream.Position = stream.Length / 2 + 256;
stream.EnsureRead(buffer, 0, 2);
// SG
@@ -142,7 +150,7 @@ public class SegaMegaDrive : IByteAddressableImage
if(stream.Length % 512 != 0)
return ErrorNumber.InvalidArgument;
byte[] buffer = new byte[4];
var buffer = new byte[4];
stream.Position = 256;
stream.EnsureRead(buffer, 0, 4);
@@ -154,7 +162,7 @@ public class SegaMegaDrive : IByteAddressableImage
if(buffer[0] == 0x45 &&
buffer[1] == 0x41)
{
stream.Position = (stream.Length / 2) + 256;
stream.Position = stream.Length / 2 + 256;
stream.EnsureRead(buffer, 0, 2);
// SG
@@ -195,18 +203,18 @@ public class SegaMegaDrive : IByteAddressableImage
// Interleaves every 16KiB
if(_smd)
{
byte[] tmp = new byte[_data.Length];
byte[] bankIn = new byte[16384];
byte[] bankOut = new byte[16384];
var tmp = new byte[_data.Length];
var bankIn = new byte[16384];
var bankOut = new byte[16384];
for(int b = 0; b < _data.Length / 16384; b++)
for(var b = 0; b < _data.Length / 16384; b++)
{
Array.Copy(_data, b * 16384, bankIn, 0, 16384);
for(int i = 0; i < 8192; i++)
for(var i = 0; i < 8192; i++)
{
bankOut[(i * 2) + 1] = bankIn[i];
bankOut[i * 2] = bankIn[i + 8192];
bankOut[i * 2 + 1] = bankIn[i];
bankOut[i * 2] = bankIn[i + 8192];
}
Array.Copy(bankOut, 0, tmp, b * 16384, 16384);
@@ -216,13 +224,13 @@ public class SegaMegaDrive : IByteAddressableImage
}
else if(_interleaved)
{
byte[] tmp = new byte[_data.Length];
int half = _data.Length / 2;
var tmp = new byte[_data.Length];
int half = _data.Length / 2;
for(int i = 0; i < half; i++)
for(var i = 0; i < half; i++)
{
tmp[i * 2] = _data[i];
tmp[(i * 2) + 1] = _data[i + half];
tmp[i * 2] = _data[i];
tmp[i * 2 + 1] = _data[i + half];
}
_data = tmp;
@@ -310,7 +318,8 @@ public class SegaMegaDrive : IByteAddressableImage
sb.AppendFormat(Localization.Extra_RAM_starts_at_0_and_ends_at_1_2_bytes, header.ExtraRamStart,
header.ExtraRamEnd,
(header.ExtraRamType & 0x10) == 0x10 ? (header.ExtraRamEnd - header.ExtraRamStart + 2) / 2
(header.ExtraRamType & 0x10) == 0x10
? (header.ExtraRamEnd - header.ExtraRamStart + 2) / 2
: header.ExtraRamEnd - header.ExtraRamStart + 1).AppendLine();
}
else
@@ -327,15 +336,15 @@ public class SegaMegaDrive : IByteAddressableImage
_imageInfo.ImageSize = (ulong)stream.Length;
_imageInfo.LastModificationTime = imageFilter.LastWriteTime;
_imageInfo.CreationTime = imageFilter.CreationTime;
_imageInfo.MediaPartNumber = StringHandlers.SpacePaddedToString(header.SerialNumber, encoding);
_imageInfo.MediaPartNumber = StringHandlers.SpacePaddedToString(header.SerialNumber, encoding);
_imageInfo.MediaTitle = StringHandlers.SpacePaddedToString(header.DomesticTitle, encoding);
_imageInfo.MediaType = StringHandlers.SpacePaddedToString(header.SystemType, encoding) switch
{
"SEGA 32X" => MediaType._32XCartridge,
"SEGA PICO" => MediaType.SegaPicoCartridge,
_ => MediaType.MegaDriveCartridge
};
{
"SEGA 32X" => MediaType._32XCartridge,
"SEGA PICO" => MediaType.SegaPicoCartridge,
_ => MediaType.MegaDriveCartridge
};
_imageInfo.Sectors = (ulong)_data.Length;
_imageInfo.MetadataMediaType = MetadataMediaType.LinearMedia;
@@ -348,29 +357,32 @@ public class SegaMegaDrive : IByteAddressableImage
/// <inheritdoc />
public string ErrorMessage { get; private set; }
/// <inheritdoc />
public bool IsWriting { get; private set; }
/// <inheritdoc />
public IEnumerable<string> KnownExtensions => new[]
{
".smd", ".md", ".32x"
};
public IEnumerable<string> KnownExtensions => new[] { ".smd", ".md", ".32x" };
/// <inheritdoc />
public IEnumerable<MediaTagType> SupportedMediaTags => Array.Empty<MediaTagType>();
/// <inheritdoc />
public IEnumerable<MediaType> SupportedMediaTypes => new[]
{
MediaType._32XCartridge, MediaType.MegaDriveCartridge, MediaType.SegaPicoCartridge
};
/// <inheritdoc />
public IEnumerable<(string name, Type type, string description, object @default)> SupportedOptions =>
Array.Empty<(string name, Type type, string description, object @default)>();
/// <inheritdoc />
public IEnumerable<SectorTagType> SupportedSectorTags => Array.Empty<SectorTagType>();
/// <inheritdoc />
public bool Create(string path, MediaType mediaType, Dictionary<string, string> options, ulong sectors,
uint sectorSize) => Create(path, mediaType, options, (long)sectors) == ErrorNumber.NoError;
uint sectorSize) => Create(path, mediaType, options, (long)sectors) == ErrorNumber.NoError;
/// <inheritdoc />
public bool Close()
@@ -391,13 +403,13 @@ public class SegaMegaDrive : IByteAddressableImage
if(_interleaved)
{
byte[] tmp = new byte[_data.Length];
int half = _data.Length / 2;
var tmp = new byte[_data.Length];
int half = _data.Length / 2;
for(int i = 0; i < half; i++)
for(var i = 0; i < half; i++)
{
tmp[i] = _data[i * 2];
tmp[i + half] = _data[(i * 2) + 1];
tmp[i + half] = _data[i * 2 + 1];
}
_data = tmp;
@@ -419,18 +431,18 @@ public class SegaMegaDrive : IByteAddressableImage
_dataStream.Write(smdHeader, 0, smdHeader.Length);
byte[] tmp = new byte[_data.Length];
byte[] bankIn = new byte[16384];
byte[] bankOut = new byte[16384];
var tmp = new byte[_data.Length];
var bankIn = new byte[16384];
var bankOut = new byte[16384];
for(int b = 0; b < _data.Length / 16384; b++)
for(var b = 0; b < _data.Length / 16384; b++)
{
Array.Copy(_data, b * 16384, bankIn, 0, 16384);
for(int i = 0; i < 8192; i++)
for(var i = 0; i < 8192; i++)
{
bankOut[i] = bankIn[(i * 2) + 1];
bankOut[i + 8192] = bankIn[i * 2];
bankOut[i] = bankIn[i * 2 + 1];
bankOut[i + 8192] = bankIn[i * 2];
}
Array.Copy(bankOut, 0, tmp, b * 16384, 16384);
@@ -723,11 +735,12 @@ public class SegaMegaDrive : IByteAddressableImage
return ErrorNumber.ReadOnly;
}
bool foundRom = false;
bool foundSaveRam = false;
var foundRom = false;
var foundSaveRam = false;
// Sanitize
foreach(LinearMemoryDevice map in mappings.Devices)
{
switch(map.Type)
{
case LinearMemoryType.ROM when !foundRom:
@@ -738,8 +751,10 @@ public class SegaMegaDrive : IByteAddressableImage
foundSaveRam = true;
break;
default: return ErrorNumber.InvalidArgument;
default:
return ErrorNumber.InvalidArgument;
}
}
// Cannot save in this image format anyway
return foundRom ? ErrorNumber.NoError : ErrorNumber.InvalidArgument;
@@ -782,7 +797,7 @@ public class SegaMegaDrive : IByteAddressableImage
/// <inheritdoc />
public ErrorNumber WriteBytes(byte[] buffer, int offset, int bytesToWrite, out int bytesWritten,
bool advance = true) =>
bool advance = true) =>
WriteBytesAt(Position, buffer, offset, bytesToWrite, out bytesWritten, advance);
/// <inheritdoc />
@@ -835,8 +850,13 @@ public class SegaMegaDrive : IByteAddressableImage
return ErrorNumber.NoError;
}
[StructLayout(LayoutKind.Sequential, Pack = 1), SuppressMessage("ReSharper", "MemberCanBePrivate.Local"),
SuppressMessage("ReSharper", "FieldCanBeMadeReadOnly.Local")]
#endregion
#region Nested type: SegaHeader
[StructLayout(LayoutKind.Sequential, Pack = 1)]
[SuppressMessage("ReSharper", "MemberCanBePrivate.Local")]
[SuppressMessage("ReSharper", "FieldCanBeMadeReadOnly.Local")]
struct SegaHeader
{
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 15)]
@@ -873,8 +893,13 @@ public class SegaMegaDrive : IByteAddressableImage
public byte[] Padding3;
}
[StructLayout(LayoutKind.Sequential, Pack = 1), SuppressMessage("ReSharper", "MemberCanBePrivate.Local"),
SuppressMessage("ReSharper", "FieldCanBeMadeReadOnly.Local")]
#endregion
#region Nested type: SuperMagicDriveHeader
[StructLayout(LayoutKind.Sequential, Pack = 1)]
[SuppressMessage("ReSharper", "MemberCanBePrivate.Local")]
[SuppressMessage("ReSharper", "FieldCanBeMadeReadOnly.Local")]
struct SuperMagicDriveHeader
{
/// <summary>16 KiB pages</summary>
@@ -894,4 +919,6 @@ public class SegaMegaDrive : IByteAddressableImage
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 501)]
public byte[] Empty;
}
#endregion
}