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Hash ISO for searching redump

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Deterous
2023-11-25 03:11:24 +13:00
parent 357a8df11b
commit 11ed114507
2 changed files with 36 additions and 12 deletions
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IRDKit/Program.cs
+34 -12
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@@ -1,18 +1,19 @@
using LibIRD;
using CommandLine;
using DiscUtils;
using DiscUtils.Iso9660;
using LibIRD;
using System;
using System.Collections.Generic;
using CommandLine;
using System.Text;
using System.IO;
using DiscUtils.Iso9660;
using DiscUtils;
using System.IO.Hashing;
using System.Text;
namespace IRDKit
{
internal class Program
{
// IRD Creation
[Verb("create")]
[Verb("create", HelpText = "Create an IRD from an ISO")]
public class CreateOptions
{
[Value(0, Required = true, HelpText = "Path to an ISO file, or directory of ISO files")]
@@ -35,7 +36,7 @@ namespace IRDKit
}
// IRD Info
[Verb("info")]
[Verb("info", HelpText = "Print information from an IRD or ISO")]
public class InfoOptions
{
[Value(0, Required = true, HelpText = "Path to the IRD or ISO file to be printed")]
@@ -55,12 +56,10 @@ namespace IRDKit
if (errs.IsVersion())
{
// --version
Console.WriteLine("Help...");
}
else if (errs.IsHelp())
{
// --help
Console.WriteLine("Version...");
}
else
{
@@ -77,7 +76,7 @@ namespace IRDKit
case CreateOptions c:
Console.OutputEncoding = Encoding.UTF8;
// Create new reproducible redump-style IRD with a hex key
// Create new reproducible redump-style IRD with a given hex key
if (c.Key != null)
{
try
@@ -96,7 +95,7 @@ namespace IRDKit
break;
}
// Create new reproducible redump-style IRD with a key file
// Create new reproducible redump-style IRD with a given key file
if (c.KeyFile != null)
{
try
@@ -115,7 +114,7 @@ namespace IRDKit
break;
}
// Create new reproducible redump-style IRD with a GetKey log
// Create new reproducible redump-style IRD with a given GetKey log
if (c.GetKeyLog != null)
{
try
@@ -130,7 +129,30 @@ namespace IRDKit
}
break;
}
// No key provided, try get key from redump.org
// Validate ISO path
ArgumentNullException.ThrowIfNull(c.ISOPath);
// Check file exists
var iso = new FileInfo(c.ISOPath);
if (!iso.Exists)
throw new FileNotFoundException(nameof(c.ISOPath));
// Compute CRC32 hash
byte[] crc32;
using (FileStream fs = File.OpenRead(c.ISOPath))
{
Crc32 hasher = new();
hasher.Append(fs);
crc32 = hasher.GetCurrentHash();
Array.Reverse(crc32);
Console.WriteLine("Automatic key retrieval not yet implemented, search redump.org for: " + Convert.ToHexString(crc32));
}
break;
case InfoOptions info:
string filetype = Path.GetExtension(info.Path);