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[Modify] Add a check for the Content-Length header

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sta 2018-02-12 19:38:44 +09:00
parent 7ec5daf80b
commit 35e88eed3d
1 changed files with 8 additions and 0 deletions
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8
websocket-sharp/Net/HttpListenerRequest.cs
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@ -63,6 +63,7 @@ namespace WebSocketSharp.Net
private HttpConnection _connection; private HttpConnection _connection;
private Encoding _contentEncoding; private Encoding _contentEncoding;
private long _contentLength; private long _contentLength;
private bool _contentLengthSet;
private HttpListenerContext _context; private HttpListenerContext _context;
private CookieCollection _cookies; private CookieCollection _cookies;
private WebHeaderCollection _headers; private WebHeaderCollection _headers;
@ -612,6 +613,11 @@ namespace WebSocketSharp.Net
var lower = name.ToLower (CultureInfo.InvariantCulture); var lower = name.ToLower (CultureInfo.InvariantCulture);
if (lower == "content-length") { if (lower == "content-length") {
if (_contentLengthSet) {
_context.ErrorMessage = "Invalid Content-Length header";
return;
}
long len; long len;
if (!Int64.TryParse (val, out len)) { if (!Int64.TryParse (val, out len)) {
_context.ErrorMessage = "Invalid Content-Length header"; _context.ErrorMessage = "Invalid Content-Length header";
@ -624,6 +630,8 @@ namespace WebSocketSharp.Net
} }
_contentLength = len; _contentLength = len;
_contentLengthSet = true;
return; return;
} }
} }