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Expose Last Modified time on GZipStream

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This commit is contained in:
Adam Hathcock
2021-01-09 12:53:13 +00:00
parent 5879999094
commit 1adcce6c62
1 changed files with 19 additions and 5 deletions
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24
src/SharpCompress/Compressors/Deflate/GZipStream.cs
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@@ -37,10 +37,9 @@ namespace SharpCompress.Compressors.Deflate
{
internal static readonly DateTime UNIX_EPOCH = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
public DateTime? LastModified { get; set; }
private string? _comment;
private string? _fileName;
private DateTime? _lastModified;
internal ZlibBaseStream BaseStream;
private bool _disposed;
@@ -274,6 +273,7 @@ namespace SharpCompress.Compressors.Deflate
_firstReadDone = true;
FileName = BaseStream._GzipFileName;
Comment = BaseStream._GzipComment;
LastModified = BaseStream._GzipMtime;
}
return n;
}
@@ -357,6 +357,20 @@ namespace SharpCompress.Compressors.Deflate
_comment = value;
}
}
public DateTime? LastModified
{
get => _lastModified;
set
{
if (_disposed)
{
throw new ObjectDisposedException(nameof(GZipStream));
}
_lastModified = value;
}
}
public string? FileName
{
@@ -398,8 +412,8 @@ namespace SharpCompress.Compressors.Deflate
byte[]? filenameBytes = (FileName is null) ? null
: _encoding.GetBytes(FileName);
int cbLength = (commentBytes is null) ? 0 : commentBytes.Length + 1;
int fnLength = (filenameBytes is null) ? 0 : filenameBytes.Length + 1;
int cbLength = commentBytes?.Length + 1 ?? 0;
int fnLength = filenameBytes?.Length + 1 ?? 0;
int bufferLength = 10 + cbLength + fnLength;
var header = new byte[bufferLength];
@@ -425,7 +439,7 @@ namespace SharpCompress.Compressors.Deflate
header[i++] = flag;
// mtime
if (!LastModified.HasValue)
if (LastModified is null)
{
LastModified = DateTime.Now;
}