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Refactor Read and Write classes to use ReadOnlySpan for tape entries.

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This commit is contained in:
Natalia Portillo
2025-09-25 13:37:04 +01:00
parent 5efd86a5c3
commit e8ea2d94d0
3 changed files with 37 additions and 43 deletions
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4
Aaru.Images/AaruFormat/Read.cs
View File

@@ -1166,7 +1166,7 @@ public sealed partial class AaruFormat
byte[] tapePartitionBytes = new byte[partitionHeader.length];
_imageStream.EnsureRead(tapePartitionBytes, 0, tapePartitionBytes.Length);
Span<TapePartitionEntry> tapePartitions =
ReadOnlySpan<TapePartitionEntry> tapePartitions =
MemoryMarshal.Cast<byte, TapePartitionEntry>(tapePartitionBytes);
TapePartitions = [];
@@ -1198,7 +1198,7 @@ public sealed partial class AaruFormat
byte[] tapeFileBytes = new byte[fileHeader.length];
_imageStream.EnsureRead(tapeFileBytes, 0, tapeFileBytes.Length);
Span<TapeFileEntry> tapeFiles = MemoryMarshal.Cast<byte, TapeFileEntry>(tapeFileBytes);
ReadOnlySpan<TapeFileEntry> tapeFiles = MemoryMarshal.Cast<byte, TapeFileEntry>(tapeFileBytes);
Files = [];
foreach(TapeFileEntry file in tapeFiles)

14
Aaru.Images/AaruFormat/Write.cs
View File

@@ -1361,7 +1361,7 @@ public sealed partial class AaruFormat
byte[] tapePartitionBytes = new byte[partitionHeader.length];
_imageStream.EnsureRead(tapePartitionBytes, 0, tapePartitionBytes.Length);
Span<TapePartitionEntry> tapePartitions =
ReadOnlySpan<TapePartitionEntry> tapePartitions =
MemoryMarshal.Cast<byte, TapePartitionEntry>(tapePartitionBytes);
TapePartitions = [];
@@ -1394,7 +1394,7 @@ public sealed partial class AaruFormat
byte[] tapeFileBytes = new byte[fileHeader.length];
_imageStream.EnsureRead(tapeFileBytes, 0, tapeFileBytes.Length);
Span<TapeFileEntry> tapeFiles = MemoryMarshal.Cast<byte, TapeFileEntry>(tapeFileBytes);
ReadOnlySpan<TapeFileEntry> tapeFiles = MemoryMarshal.Cast<byte, TapeFileEntry>(tapeFileBytes);
Files = [];
foreach(TapeFileEntry file in tapeFiles)
@@ -1899,8 +1899,9 @@ public sealed partial class AaruFormat
// Fill FLAC block
if(remaining != 0)
for(int r = 0; r < remaining * 4; r++)
_writingBuffer[_writingBufferPosition + r] = 0;
{
for(int r = 0; r < remaining * 4; r++) _writingBuffer[_writingBufferPosition + r] = 0;
}
compressedLength = FLAC.EncodeBuffer(_writingBuffer,
_compressedBuffer,
@@ -2692,8 +2693,9 @@ public sealed partial class AaruFormat
// Fill FLAC block
if(remaining != 0)
for(int r = 0; r < remaining * 4; r++)
_writingBuffer[_writingBufferPosition + r] = 0;
{
for(int r = 0; r < remaining * 4; r++) _writingBuffer[_writingBufferPosition + r] = 0;
}
compressedLength = FLAC.EncodeBuffer(_writingBuffer,
_compressedBuffer,

62
Aaru.Images/VMware/Read.cs
View File

@@ -166,12 +166,12 @@ public sealed partial class VMware
};
AaruLogging.Debug(MODULE_NAME,
"{0} {1} {2} \"{3}\" {4}",
newExtent.Access,
newExtent.Sectors,
newExtent.Type,
newExtent.Filename,
newExtent.Offset);
"{0} {1} {2} \"{3}\" {4}",
newExtent.Access,
newExtent.Sectors,
newExtent.Type,
newExtent.Filename,
newExtent.Offset);
_extents.Add(currentSector, newExtent);
currentSector += newExtent.Sectors;
@@ -255,12 +255,12 @@ public sealed partial class VMware
newExtent.Type = matchExtent.Groups["type"].Value;
AaruLogging.Debug(MODULE_NAME,
"{0} {1} {2} \"{3}\" {4}",
newExtent.Access,
newExtent.Sectors,
newExtent.Type,
newExtent.Filename,
newExtent.Offset);
"{0} {1} {2} \"{3}\" {4}",
newExtent.Access,
newExtent.Sectors,
newExtent.Type,
newExtent.Filename,
newExtent.Offset);
_extents.Add(currentSector, newExtent);
currentSector += newExtent.Sectors;
@@ -369,9 +369,9 @@ public sealed partial class VMware
if(extentHdr.capacity < extent.Sectors)
{
AaruLogging.Error(string.Format(Localization
.Extent_contains_incorrect_number_of_sectors_0_1_were_expected,
extentHdr.capacity,
extent.Sectors));
.Extent_contains_incorrect_number_of_sectors_0_1_were_expected,
extentHdr.capacity,
extent.Sectors));
return ErrorNumber.InvalidArgument;
}
@@ -397,7 +397,7 @@ public sealed partial class VMware
if(oneNoFlat && !vmEHdrSet && !cowD)
{
AaruLogging.Error(Localization
.There_are_sparse_extents_but_there_is_no_header_to_find_the_grain_tables_cannot_proceed);
.There_are_sparse_extents_but_there_is_no_header_to_find_the_grain_tables_cannot_proceed);
return ErrorNumber.InvalidArgument;
}
@@ -426,19 +426,13 @@ public sealed partial class VMware
AaruLogging.Debug(MODULE_NAME, "vmEHdr.overhead = {0}", _vmEHdr.overhead);
AaruLogging.Debug(MODULE_NAME, "vmEHdr.uncleanShutdown = {0}", _vmEHdr.uncleanShutdown);
AaruLogging.Debug(MODULE_NAME,
"vmEHdr.singleEndLineChar = 0x{0:X2}",
_vmEHdr.singleEndLineChar);
AaruLogging.Debug(MODULE_NAME, "vmEHdr.singleEndLineChar = 0x{0:X2}", _vmEHdr.singleEndLineChar);
AaruLogging.Debug(MODULE_NAME, "vmEHdr.nonEndLineChar = 0x{0:X2}", _vmEHdr.nonEndLineChar);
AaruLogging.Debug(MODULE_NAME,
"vmEHdr.doubleEndLineChar1 = 0x{0:X2}",
_vmEHdr.doubleEndLineChar1);
AaruLogging.Debug(MODULE_NAME, "vmEHdr.doubleEndLineChar1 = 0x{0:X2}", _vmEHdr.doubleEndLineChar1);
AaruLogging.Debug(MODULE_NAME,
"vmEHdr.doubleEndLineChar2 = 0x{0:X2}",
_vmEHdr.doubleEndLineChar2);
AaruLogging.Debug(MODULE_NAME, "vmEHdr.doubleEndLineChar2 = 0x{0:X2}", _vmEHdr.doubleEndLineChar2);
AaruLogging.Debug(MODULE_NAME, "vmEHdr.compression = 0x{0:X4}", _vmEHdr.compression);
@@ -471,8 +465,8 @@ public sealed partial class VMware
AaruLogging.Debug(MODULE_NAME, "vmCHdr.name = {0}", StringHandlers.CToString(_vmCHdr.name));
AaruLogging.Debug(MODULE_NAME,
"vmCHdr.description = {0}",
StringHandlers.CToString(_vmCHdr.description));
"vmCHdr.description = {0}",
StringHandlers.CToString(_vmCHdr.description));
AaruLogging.Debug(MODULE_NAME, "vmCHdr.savedGeneration = {0}", _vmCHdr.savedGeneration);
AaruLogging.Debug(MODULE_NAME, "vmCHdr.uncleanShutdown = {0}", _vmCHdr.uncleanShutdown);
@@ -499,10 +493,10 @@ public sealed partial class VMware
}
AaruLogging.Debug(MODULE_NAME,
Localization._0_sectors_in_1_grains_in_2_tables,
_imageInfo.Sectors,
grains,
gdEntries);
Localization._0_sectors_in_1_grains_in_2_tables,
_imageInfo.Sectors,
grains,
gdEntries);
Stream gdStream = _gdFilter.GetDataForkStream();
@@ -511,7 +505,7 @@ public sealed partial class VMware
AaruLogging.Debug(MODULE_NAME, Localization.Reading_grain_directory);
byte[] gdBytes = new byte[gdEntries * 4];
gdStream.EnsureRead(gdBytes, 0, gdBytes.Length);
Span<uint> gd = MemoryMarshal.Cast<byte, uint>(gdBytes);
ReadOnlySpan<uint> gd = MemoryMarshal.Cast<byte, uint>(gdBytes);
AaruLogging.Debug(MODULE_NAME, Localization.Reading_grain_tables);
uint currentGrain = 0;
@@ -559,9 +553,7 @@ public sealed partial class VMware
if(parentError != ErrorNumber.NoError)
{
AaruLogging.Error(string.Format(Localization.Error_0_opening_parent_1,
parentError,
_parentName));
AaruLogging.Error(string.Format(Localization.Error_0_opening_parent_1, parentError, _parentName));
return parentError;
}