post-winhttp cleanup: refactor net/base/auth_cache into net/ftp/ftp_auth_cache.

Also moves AuthCache::HttpKey() --> GetSignonRealmKey().

Review URL: http://codereview.chromium.org/18218

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@8085 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 58 insertions, 0 deletions

diff --git a/net/ftp/ftp_auth_cache.h b/net/ftp/ftp_auth_cache.h
new file mode 100644
index 0000000..752842c
--- /dev/null
+++ b/net/ftp/ftp_auth_cache.h
@@ -0,0 +1,58 @@
+// Copyright (c) 2006-2008 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_AUTH_CACHE_H_
+#define NET_FTP_FTP_AUTH_CACHE_H_
+
+#include <string>
+#include <map>
+
+#include "net/base/auth.h"
+
+class GURL;
+
+namespace net {
+
+// The FtpAuthCache class is a simple cache structure to store authentication
+// information for ftp. Provides lookup, insertion, and deletion of entries.
+// The parameter for doing lookups, insertions, and deletions is a GURL of the
+// server's address (not a full URL with path, since FTP auth isn't per path).
+// For example:
+//   GURL("ftp://myserver") -- OK (implied port of 21)
+//   GURL("ftp://myserver:21") -- OK
+//   GURL("ftp://myserver/PATH") -- WRONG, paths not allowed
+class FtpAuthCache {
+ public:
+  FtpAuthCache() {}
+  ~FtpAuthCache() {}
+
+  // Check if we have authentication data for ftp server at |origin|.
+  // Returns the address of corresponding AuthData object (if found) or NULL
+  // (if not found).
+  AuthData* Lookup(const GURL& origin);
+
+  // Add an entry for |origin| to the cache. If there is already an
+  // entry for |origin|, it will be overwritten. Both parameters are IN only.
+  void Add(const GURL& origin, AuthData* value);
+
+  // Remove the entry for |origin| from the cache, if one exists.
+  void Remove(const GURL& origin);
+
+ private:
+  typedef std::string AuthCacheKey;
+  typedef scoped_refptr<AuthData> AuthCacheValue;
+  typedef std::map<AuthCacheKey,AuthCacheValue> AuthCacheMap;
+
+  // Get the key in hash table |cache_| where entries for ftp server |origin|
+  // should be saved.
+  static AuthCacheKey MakeKey(const GURL& origin);
+
+  // internal representation of cache, an STL map.
+  AuthCacheMap cache_;
+};
+
+}  // namespace net
+
+#endif  // NET_FTP_FTP_AUTH_CACHE_H_
+