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diff --git a/lib/http_ntlm.h b/lib/http_ntlm.h
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+#ifndef __HTTP_NTLM_H
+#define __HTTP_NTLM_H
+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2003, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ * $Id$
+ ***************************************************************************/
+
+typedef enum {
+ CURLNTLM_NONE, /* not a ntlm */
+ CURLNTLM_BAD, /* an ntlm, but one we don't like */
+ CURLNTLM_FIRST, /* the first 401-reply we got with NTLM */
+ CURLNTLM_FINE, /* an ntlm we act on */
+
+ CURLNTLM_LAST /* last entry in this enum, don't use */
+} CURLntlm;
+
+/* this is for ntlm header input */
+CURLntlm Curl_input_ntlm(struct connectdata *conn, char *header);
+
+/* this is for creating ntlm header output */
+CURLcode Curl_output_ntlm(struct connectdata *conn);
+
+void Curl_ntlm_cleanup(struct SessionHandle *data);
+
+
+/* type-1 octet-stream, sent in the first NTLM-authenticated request
+
+byte protocol[8]; 'N', 'T', 'L', 'M', 'S', 'S', 'P', '\0'
+byte type; 0x01
+byte zero[3];
+short flags; 0xb203
+byte zero[2];
+
+short dom_len; domain string length
+short dom_len; domain string length
+short dom_off; domain string offset
+byte zero[2];
+
+short host_len; host string length
+short host_len; host string length
+short host_off; host string offset (always 0x20)
+byte zero[2];
+
+byte host[*]; host string (ASCII)
+byte dom[*]; domain string (ASCII)
+
+*/
+
+#endif