SabreTools/NDecrypt
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Simplest solution to start

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This commit is contained in:
Matt Nadareski
2025-09-06 19:29:26 -04:00
parent 9eb49d170f
commit e8a0d706de
1 changed files with 38 additions and 13 deletions
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51
NDecrypt/Program.cs
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@@ -25,7 +25,7 @@ namespace NDecrypt
}
// Initialize the decrypt args, if possible
var decryptArgs = new DecryptArgs(options.ConfigPath);;
var decryptArgs = new DecryptArgs(options.ConfigPath); ;
// Create reusable tools
_tools[FileType.NDS] = new DSTool(decryptArgs);
@@ -54,36 +54,36 @@ namespace NDecrypt
/// <summary>
/// Process a single file path
/// </summary>
/// <param name="file">File path to process</param>
/// <param name="input">File path to process</param>
/// <param name="options">Options indicating how to process the file</param>
private static void ProcessFile(string file, Options options)
private static void ProcessFile(string input, Options options)
{
// Attempt to derive the tool for the path
var tool = DeriveTool(file);
var tool = DeriveTool(input);
if (tool == null)
return;
Console.WriteLine($"Processing {file}");
Console.WriteLine($"Processing {input}");
// TODO: Determine how separate output files should be named
// - Consider using something like `.enc` and `.dec` appended/replaced
// - Needs a new flag to enable not overwriting
// - Maybe make overwriting an option and new file be default?
// Derive the output filename, if required
string? output = null;
if (!options.Overwrite)
output = GetOutputFile(input, options);
// Encrypt or decrypt the file as requested
if (options.Feature == Feature.Encrypt && !tool.EncryptFile(file, null, options.Force))
if (options.Feature == Feature.Encrypt && !tool.EncryptFile(input, output, options.Force))
{
Console.WriteLine("Encryption failed!");
return;
}
else if (options.Feature == Feature.Decrypt && !tool.DecryptFile(file, null, options.Force))
else if (options.Feature == Feature.Decrypt && !tool.DecryptFile(input, output, options.Force))
{
Console.WriteLine("Decryption failed!");
return;
}
else if (options.Feature == Feature.Info)
{
string? infoString = tool.GetInformation(file);
string? infoString = tool.GetInformation(input);
infoString ??= "There was a problem getting file information!";
Console.WriteLine(infoString);
@@ -91,7 +91,7 @@ namespace NDecrypt
// Output the file hashes, if expected
if (options.OutputHashes)
WriteHashes(file);
WriteHashes(input);
}
/// <summary>
@@ -155,6 +155,31 @@ namespace NDecrypt
return FileType.NULL;
}
/// <summary>
/// Derive an output filename from the input, if possible
/// </summary>
/// <param name="filename">Name of the input file to derive from</param>
/// <param name="options">Options indicating how to process the file</param>
/// <returns>Output filename based on the input</returns>
private static string GetOutputFile(string filename, Options options)
{
// Empty filenames are passed back
if (filename.Length == 0)
return filename;
// TODO: Replace the suffix instead of just appending
// TODO: Ensure that the input and output aren't the same
// Append '.enc' or '.dec' based on the feature
if (options.Feature == Feature.Decrypt)
filename += ".dec";
else if (options.Feature == Feature.Encrypt)
filename += ".enc";
// Return the reformatted name
return filename;
}
/// <summary>
/// Write out the hashes of a file to a named file
/// </summary>