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Add support for negative sectors to read and write sector calls in images.

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This commit is contained in:
Natalia Portillo
2025-10-23 03:07:43 +01:00
parent 0c19fe1b11
commit 69738f5f1a
289 changed files with 2676 additions and 1352 deletions
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9
Aaru.Images/CisCopy/Read.cs
View File

@@ -190,19 +190,22 @@ public sealed partial class CisCopy
}
/// <inheritdoc />
public ErrorNumber ReadSector(ulong sectorAddress, out byte[] buffer, out SectorStatus sectorStatus)
public ErrorNumber ReadSector(ulong sectorAddress, bool negative, out byte[] buffer, out SectorStatus sectorStatus)
{
sectorStatus = SectorStatus.Dumped;
return ReadSectors(sectorAddress, 1, out buffer, out _);
return ReadSectors(sectorAddress, negative, 1, out buffer, out _);
}
/// <inheritdoc />
public ErrorNumber ReadSectors(ulong sectorAddress, uint length, out byte[] buffer, out SectorStatus[] sectorStatus)
public ErrorNumber ReadSectors(ulong sectorAddress, bool negative, uint length, out byte[] buffer,
out SectorStatus[] sectorStatus)
{
buffer = null;
sectorStatus = null;
if(negative) return ErrorNumber.NotSupported;
if(sectorAddress > _imageInfo.Sectors - 1) return ErrorNumber.OutOfRange;
if(sectorAddress + length > _imageInfo.Sectors) return ErrorNumber.OutOfRange;

10
Aaru.Images/CisCopy/Unsupported.cs
View File

@@ -39,7 +39,7 @@ public sealed partial class CisCopy
#region IWritableImage Members
/// <inheritdoc />
public ErrorNumber ReadSectorTag(ulong sectorAddress, SectorTagType tag, out byte[] buffer)
public ErrorNumber ReadSectorTag(ulong sectorAddress, bool negative, SectorTagType tag, out byte[] buffer)
{
buffer = null;
@@ -47,7 +47,8 @@ public sealed partial class CisCopy
}
/// <inheritdoc />
public ErrorNumber ReadSectorsTag(ulong sectorAddress, uint length, SectorTagType tag, out byte[] buffer)
public ErrorNumber ReadSectorsTag(ulong sectorAddress, bool negative, uint length, SectorTagType tag,
out byte[] buffer)
{
buffer = null;
@@ -55,7 +56,8 @@ public sealed partial class CisCopy
}
/// <inheritdoc />
public ErrorNumber ReadSectorLong(ulong sectorAddress, out byte[] buffer, out SectorStatus sectorStatus)
public ErrorNumber ReadSectorLong(ulong sectorAddress, bool negative, out byte[] buffer,
out SectorStatus sectorStatus)
{
buffer = null;
sectorStatus = SectorStatus.NotDumped;
@@ -64,7 +66,7 @@ public sealed partial class CisCopy
}
/// <inheritdoc />
public ErrorNumber ReadSectorsLong(ulong sectorAddress, uint length, out byte[] buffer,
public ErrorNumber ReadSectorsLong(ulong sectorAddress, bool negative, uint length, out byte[] buffer,
out SectorStatus[] sectorStatus)
{
buffer = null;

27
Aaru.Images/CisCopy/Write.cs
View File

@@ -157,7 +157,7 @@ public sealed partial class CisCopy
}
/// <inheritdoc />
public bool WriteSector(byte[] data, ulong sectorAddress, SectorStatus sectorStatus)
public bool WriteSector(byte[] data, ulong sectorAddress, bool negative, SectorStatus sectorStatus)
{
if(!IsWriting)
{
@@ -166,6 +166,13 @@ public sealed partial class CisCopy
return false;
}
if(negative)
{
ErrorMessage = Localization.Unsupported_feature;
return false;
}
if(data.Length != 512)
{
ErrorMessage = Localization.Incorrect_data_size;
@@ -189,7 +196,7 @@ public sealed partial class CisCopy
}
/// <inheritdoc />
public bool WriteSectors(byte[] data, ulong sectorAddress, uint length, SectorStatus[] sectorStatus)
public bool WriteSectors(byte[] data, ulong sectorAddress, bool negative, uint length, SectorStatus[] sectorStatus)
{
if(!IsWriting)
{
@@ -198,6 +205,13 @@ public sealed partial class CisCopy
return false;
}
if(negative)
{
ErrorMessage = Localization.Unsupported_feature;
return false;
}
if(data.Length % 512 != 0)
{
ErrorMessage = Localization.Incorrect_data_size;
@@ -221,7 +235,7 @@ public sealed partial class CisCopy
}
/// <inheritdoc />
public bool WriteSectorLong(byte[] data, ulong sectorAddress, SectorStatus sectorStatus)
public bool WriteSectorLong(byte[] data, ulong sectorAddress, bool negative, SectorStatus sectorStatus)
{
ErrorMessage = Localization.Writing_sectors_with_tags_is_not_supported;
@@ -229,7 +243,8 @@ public sealed partial class CisCopy
}
/// <inheritdoc />
public bool WriteSectorsLong(byte[] data, ulong sectorAddress, uint length, SectorStatus[] sectorStatus)
public bool WriteSectorsLong(byte[] data, ulong sectorAddress, bool negative, uint length,
SectorStatus[] sectorStatus)
{
ErrorMessage = Localization.Writing_sectors_with_tags_is_not_supported;
@@ -262,7 +277,7 @@ public sealed partial class CisCopy
public bool SetGeometry(uint cylinders, uint heads, uint sectorsPerTrack) => true;
/// <inheritdoc />
public bool WriteSectorTag(byte[] data, ulong sectorAddress, SectorTagType tag)
public bool WriteSectorTag(byte[] data, ulong sectorAddress, bool negative, SectorTagType tag)
{
ErrorMessage = Localization.Unsupported_feature;
@@ -270,7 +285,7 @@ public sealed partial class CisCopy
}
/// <inheritdoc />
public bool WriteSectorsTag(byte[] data, ulong sectorAddress, uint length, SectorTagType tag)
public bool WriteSectorsTag(byte[] data, ulong sectorAddress, bool negative, uint length, SectorTagType tag)
{
ErrorMessage = Localization.Unsupported_feature;