FTP: Detect the character encoding only after the entire listing is received.

net/ftp/ftp_directory_listing_parser_vms.h

-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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_VMS_H_
 #define NET_FTP_FTP_DIRECTORY_LISTING_PARSER_VMS_H_
 #pragma once
 
-#include <queue>
+#include <vector>
 
-#include "net/ftp/ftp_directory_listing_parser.h"
+#include "base/string16.h"
 
 namespace net {
 
-// Parser for VMS-style directory listing (including variants).
-class FtpDirectoryListingParserVms : public FtpDirectoryListingParser {
- public:
-  FtpDirectoryListingParserVms();
-  virtual ~FtpDirectoryListingParserVms();
+struct FtpDirectoryListingEntry;
 
-  // FtpDirectoryListingParser methods:
-  virtual FtpServerType GetServerType() const;
-  virtual bool ConsumeLine(const string16& line);
-  virtual bool OnEndOfInput();
-  virtual bool EntryAvailable() const;
-  virtual FtpDirectoryListingEntry PopEntry();
-
- private:
-  enum State {
-    STATE_INITIAL,
-
-    // Indicates that we have received the header, like this:
-    // Directory SYS$SYSDEVICE:[ANONYMOUS]
-    STATE_RECEIVED_HEADER,
-
-    // Indicates that we have received the first listing entry, like this:
-    // MADGOAT.DIR;1              2   9-MAY-2001 22:23:44.85
-    STATE_ENTRIES,
-
-    // Indicates that we have received the last listing entry.
-    STATE_RECEIVED_LAST_ENTRY,
-
-    // Indicates that we have successfully received all parts of the listing.
-    STATE_END,
-  };
-
-  // Consumes listing line which is expected to be a directory listing entry
-  // (and not a comment etc). Returns true on success.
-  bool ConsumeEntryLine(const string16& line);
-
-  State state_;
-
-  // VMS can use two physical lines if the filename is long. The first line will
-  // contain the filename, and the second line everything else. Store the
-  // filename until we receive the next line.
-  string16 last_filename_;
-  bool last_is_directory_;
-
-  std::queue<FtpDirectoryListingEntry> entries_;
-
-  DISALLOW_COPY_AND_ASSIGN(FtpDirectoryListingParserVms);
-};
+// Parses VMS FTP directory listing. Returns true on success.
+bool ParseFtpDirectoryListingVms(
+    const std::vector<string16>& lines,
+    std::vector<FtpDirectoryListingEntry>* entries);
 
 }  // namespace net
 
 #endif  // NET_FTP_FTP_DIRECTORY_LISTING_PARSER_VMS_H_