SabreTools/SabreTools.Serialization
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This commit is contained in:
Matt Nadareski
2025-09-11 12:32:44 -04:00
parent 1d6fa06e97
commit e9b1b2750f
1 changed files with 17 additions and 15 deletions
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32
SabreTools.Serialization/Wrappers/PortableExecutable.cs
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@@ -393,25 +393,25 @@ namespace SabreTools.Serialization.Wrappers
/// <summary>
/// Data after the section table, if it exists
/// </summary>
public byte[] SectionTrailerData
public byte[] SectionTableTrailerData
{
get
{
lock (_sectionTrailerDataLock)
lock (_sectionTableTrailerDataLock)
{
// If we already have cached data, just use that immediately
if (_sectionTrailerData != null)
return _sectionTrailerData;
if (_sectionTableTrailerData != null)
return _sectionTableTrailerData;
if (Stub?.Header?.NewExeHeaderAddr == null)
{
_sectionTrailerData = [];
return _sectionTrailerData;
_sectionTableTrailerData = [];
return _sectionTableTrailerData;
}
if (COFFFileHeader == null)
{
_sectionTrailerData = [];
return _sectionTrailerData;
_sectionTableTrailerData = [];
return _sectionTableTrailerData;
}
// Get the offset from the end of the section table
@@ -420,11 +420,13 @@ namespace SabreTools.Serialization.Wrappers
+ COFFFileHeader.SizeOfOptionalHeader
+ (COFFFileHeader.NumberOfSections * 40); // Size of a section header
// TODO: Figure out how to determine the end of the extra data
_sectionTrailerData = [];
// Assume the extra data aligns to 512-byte segments
int alignment = (int)(OptionalHeader?.FileAlignment ?? 0x200);
int trailerDataSize = alignment - (int)(endOfSectionTable % alignment);
// Cache and return the stub executable data, even if null
return _sectionTrailerData;
// Cache and return the section table trailer data, even if null
_sectionTableTrailerData = ReadRangeFromSource(endOfSectionTable, trailerDataSize);
return _sectionTableTrailerData;
}
}
}
@@ -787,12 +789,12 @@ namespace SabreTools.Serialization.Wrappers
/// <summary>
/// Data after the section table, if it exists
/// </summary>
private byte[]? _sectionTrailerData = null;
private byte[]? _sectionTableTrailerData = null;
/// <summary>
/// Lock object for <see cref="_sectionTrailerData"/>
/// Lock object for <see cref="_sectionTableTrailerData"/>
/// </summary>
private readonly object _sectionTrailerDataLock = new();
private readonly object _sectionTableTrailerDataLock = new();
/// <summary>
/// Stub executable data, if it exists