protected override void Read(ArArchiveFileReader reader)
{
var startPosition = reader.Stream.Position;
var endPosition = startPosition + (long)Size;
ElfObjectFile = ElfObjectFile.Read(new SliceStream(reader.Stream, reader.Stream.Position, (long)Size));
reader.Stream.Position = endPosition;
}
/// <summary>
/// Detects from the specified stream if there is an 'ar' archive file header.
/// </summary>
/// <param name="stream">The stream to detect the presence of an 'ar' archive file header.</param>
/// <returns><c>true</c> if an 'ar' archive file header was detected. <c>false</c> otherwise.</returns>
public static bool IsAr(Stream stream)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
var startPosition = stream.Position;
var result = ArArchiveFileReader.IsAr(stream, null);
stream.Position = startPosition;
return(result);
}
/// <summary>
/// Detects from the specified stream if there is an 'ar' archive file header.
/// </summary>
/// <param name="stream">The stream to detect the presence of an 'ar' archive file header.</param>
/// <param name="diagnostics">The diagnostics</param>
/// <returns><c>true</c> if an 'ar' archive file header was detected. <c>false</c> otherwise.</returns>
public static bool IsAr(Stream stream, out DiagnosticBag diagnostics)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
var startPosition = stream.Position;
diagnostics = new DiagnosticBag();
var result = ArArchiveFileReader.IsAr(stream, diagnostics);
stream.Position = startPosition;
return(result);
}
/// <summary>
/// Tries to reads an 'ar' archive file from the specified stream.
/// </summary>
/// <param name="stream">The stream to read 'ar' a archive file from.</param>
/// <param name="options">The options used for reading this 'ar' file.</param>
/// <param name="arArchiveFile">The output 'ar' archive file if the read was successful.</param>
/// <param name="diagnostics">The output associated diagnostics after reading the archive.</param>
/// <returns><c>true</c> An instance of <see cref="ArArchiveFile"/> if the read was successful.</returns>
public static bool TryRead(Stream stream, ArArchiveFileReaderOptions options, out ArArchiveFile arArchiveFile, out DiagnosticBag diagnostics)
{
if (stream == null)
{
throw new ArgumentNullException(nameof(stream));
}
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
arArchiveFile = new ArArchiveFile {
Kind = options.ArchiveKind
};
var reader = new ArArchiveFileReader(arArchiveFile, stream, options);
diagnostics = reader.Diagnostics;
reader.Read();
return(!reader.Diagnostics.HasErrors);
}
protected override void Read(ArArchiveFileReader reader)
{
Stream = reader.ReadAsStream(Size);
SizeKind = ValueKind.Auto;
}
protected override void Read(ArArchiveFileReader reader)
{
Stream = reader.ReadAsStream(Size);
}
