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Code Issues Releases Activity

refactorings

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This commit is contained in:
bird_egop
2025-04-20 19:54:52 +03:00
parent 1c7054781c
commit c044db1b96
30 changed files with 513 additions and 863 deletions
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29
X86Disassembler/PE/Parsers/DOSHeaderParser.cs
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@ -1,3 +1,5 @@
using X86Disassembler.PE.Types;
namespace X86Disassembler.PE.Parsers;
/// <summary>
@ -6,23 +8,18 @@ namespace X86Disassembler.PE.Parsers;
public class DOSHeaderParser : IParser<DOSHeader>
{
// DOS Header constants
private const ushort DOS_SIGNATURE = 0x5A4D; // 'MZ'
/// <summary>
/// Parse the DOS header from the binary reader
/// </summary>
/// <param name="reader">The binary reader positioned at the start of the DOS header</param>
/// <returns>The parsed DOS header</returns>
private const ushort DOS_SIGNATURE = 0x5A4D; // 'MZ'
public DOSHeader Parse(BinaryReader reader)
{
DOSHeader header = new DOSHeader();
var header = new DOSHeader();
header.e_magic = reader.ReadUInt16();
if (header.e_magic != DOS_SIGNATURE)
{
throw new InvalidDataException("Invalid DOS signature (MZ)");
}
header.e_cblp = reader.ReadUInt16();
header.e_cp = reader.ReadUInt16();
header.e_crlc = reader.ReadUInt16();
@ -36,24 +33,24 @@ public class DOSHeaderParser : IParser<DOSHeader>
header.e_cs = reader.ReadUInt16();
header.e_lfarlc = reader.ReadUInt16();
header.e_ovno = reader.ReadUInt16();
header.e_res = new ushort[4];
for (int i = 0; i < 4; i++)
{
header.e_res[i] = reader.ReadUInt16();
}
header.e_oemid = reader.ReadUInt16();
header.e_oeminfo = reader.ReadUInt16();
header.e_res2 = new ushort[10];
for (int i = 0; i < 10; i++)
{
header.e_res2[i] = reader.ReadUInt16();
}
header.e_lfanew = reader.ReadUInt32();
return header;
}
}
}