public static void DecodeAuthHost(LexReader LexReader) {
List<AuthorizedKey> Result = new List<AuthorizedKey>();
try {
var Lexer = new AuthKeysFileLex(LexReader);
var Token = Lexer.GetToken();
while (Token == AuthKeysFileLex.Token.Data) {
var TaggedData = Lexer.GetTaggedData();
Result.Add(TaggedData);
Token = Lexer.GetToken();
}
}
catch (System.Exception Inner) {
throw new ParseError(LexReader, Inner);
}
}
public static KeyPair DecodePEM (LexReader LexReader) {
var Lexer = new KeyFileLex(LexReader);
var Token = Lexer.GetToken();
if (Token == KeyFileLex.Token.Data) {
var TaggedData = Lexer.GetTaggedData();
if (!TaggedData.Strict) {
Console.WriteLine("Some yukky data here");
}
if (TaggedData.Tag == " RSA PRIVATE KEY") {
return DecodeRSAKeyPair(TaggedData.Data);
}
}
return null;
}
/// <summary>
/// Create and initialize a lexical analyzer.
/// </summary>
/// <param name="Reader">The input source.</param>
public KeyFileLex(LexReader Reader) : base (Reader) {
}
/// <summary>
/// Create an instance of the exception.
/// </summary>
/// <param name="Object">User data</param>
/// <param name="Inner">Inner Exception</param>
public ParseError (LexReader Object, System.Exception Inner) :
base (String.Format ("The file {0} could not be read",
Object.FilePath ), Inner) {
UserData = Object;
}
/// <summary>
/// Create an instance of the exception.
/// </summary>
/// <param name="Object">User data</param>
/// <param name="Inner">Inner Exception</param>
public ParseError (LexReader Object) :
base (String.Format ("The file {0} could not be read",
Object.FilePath )) {
UserData = Object;
}
/// <summary>
/// Create and initialize a lexical analyzer.
/// </summary>
/// <param name="Reader">The input source.</param>
public AuthKeysFileLex(LexReader Reader) : base (Reader) {
}
public static KeyPair DecodePEMText(string Text) {
var Reader = new System.IO.StringReader(Text);
LexReader LexReader = new LexReader(Reader);
return DecodePEM(LexReader);
}
public static KeyPair DecodePEM(string FileName) {
using (var TextReader = FileName.OpenFileReadShared()) {
LexReader LexReader = new LexReader(TextReader);
return DecodePEM(LexReader);
}
}
/// <summary>
/// Decode SSH Authorized Key file format
/// </summary>
/// <param name="FileName">File to decode.</param>
public static void DecodeAuthHost(string FileName) {
using (var TextReader = FileName.OpenFileReadShared()) {
LexReader LexReader = new LexReader(TextReader);
DecodeAuthHost(LexReader);
}
}
