Implement parser for Netware-style FTP LIST response listing.

net/ftp/ftp_directory_listing_parser_ls.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.  Use of this
 // source code is governed by a BSD-style license that can be found in the
 // LICENSE file.
 
 #ifndef NET_FTP_FTP_DIRECTORY_LISTING_PARSER_LS_H_
 #define NET_FTP_FTP_DIRECTORY_LISTING_PARSER_LS_H_
 
 #include <queue>
 
 #include "net/ftp/ftp_directory_listing_parser.h"
 
 namespace net {
 
 // Parser for "ls -l"-style directory listing.
 class FtpDirectoryListingParserLs : public FtpDirectoryListingParser {
  public:
   FtpDirectoryListingParserLs();
 
   // FtpDirectoryListingParser methods:
   virtual FtpServerType GetServerType() const { return SERVER_LS; }
   virtual bool ConsumeLine(const string16& line);
   virtual bool OnEndOfInput();
   virtual bool EntryAvailable() const;
   virtual FtpDirectoryListingEntry PopEntry();
 
  private:
   bool received_nonempty_line_;
 
+  // True after we have received a "total n" listing header, where n is an
+  // integer. Only one such header is allowed per listing.
+  bool received_total_line_;
+
   std::queue<FtpDirectoryListingEntry> entries_;
 
   DISALLOW_COPY_AND_ASSIGN(FtpDirectoryListingParserLs);
 };
 
 }  // namespace net
 
 #endif  // NET_FTP_FTP_DIRECTORY_LISTING_PARSER_LS_H_