48 lines
1.6 KiB
C#
48 lines
1.6 KiB
C#
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using PeNet;
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namespace PdbFind.Lib
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{
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public class Locator
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{
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public static (string? pdbName, string? checksum) GetPdbChecksum(string path)
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{
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if (!File.Exists(path))
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{
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throw new FileNotFoundException("PE File not found", path);
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}
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var peFile = new PeFile(path);
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var pdb70 = peFile.ImageDebugDirectory?.Where(d => d.CvInfoPdb70 != null).Select(d => d.CvInfoPdb70).FirstOrDefault();
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var pdbName = (pdb70?.PdbFileName != null) ? Path.GetFileName(pdb70.PdbFileName) : null;
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var checksum = pdb70?.Signature != null ? $"{pdb70.Signature:N}{pdb70.Age}" : null;
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return (pdbName, checksum);
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}
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public static string LocatePdbInStore(string path, string store)
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{
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if (!Directory.Exists(store))
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{
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throw new DirectoryNotFoundException($"Directory \"{store}\" not found.");
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}
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var (pdbName, checksum) = GetPdbChecksum(path);
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_ = pdbName ?? throw new InvalidOperationException("PDB name not found in PE header.");
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_ = checksum ?? throw new InvalidOperationException("Checksum not found in PE header.");
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var isIndex2 = File.Exists(Path.Combine(store, "index2.txt"));
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var pdbPath = Path.Combine(pdbName, checksum, pdbName);
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if (isIndex2)
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{
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pdbPath = Path.Combine(pdbName.Substring(0, 2), pdbName, checksum, pdbName);
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}
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return Path.Combine(store, pdbPath);
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}
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}
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}
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