about://appcache-internals enhancements

net/url_request/view_cache_helper.h

 // 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_URL_REQUEST_VIEW_CACHE_HELPER_H_
 #define NET_URL_REQUEST_VIEW_CACHE_HELPER_H_
 #pragma once
 
 #include <string>
 
@@ skipping 27 matching lines @@
   // Formats the cache contents as HTML. Returns a net error code.
   // If this method returns ERR_IO_PENDING, |callback| will be notified when the
   // operation completes. |out| must remain valid until this operation completes
   // or the object is destroyed. |url_prefix| will be prepended to each entry
   // key as a link to the entry.
   int GetContentsHTML(URLRequestContext* context,
                       const std::string& url_prefix,
                       std::string* out,
                       CompletionCallback* callback);
 
+  // Lower-level helper to produce a textual representation of binary data.
+  // The results are appended to |result| and can be used in HTML pages
+  // provided the dump is contained within <pre></pre> tags.
+  static void HexDump(const char *buf, size_t buf_len, std::string* result);
+
  private:
   enum State {
     STATE_NONE,
     STATE_GET_BACKEND,
     STATE_GET_BACKEND_COMPLETE,
     STATE_OPEN_NEXT_ENTRY,
     STATE_OPEN_NEXT_ENTRY_COMPLETE,
     STATE_OPEN_ENTRY,
     STATE_OPEN_ENTRY_COMPLETE,
     STATE_READ_RESPONSE,
@@ skipping 53 matching lines @@
 
   CompletionCallbackImpl<ViewCacheHelper> cache_callback_;
   scoped_refptr<CancelableCompletionCallback<ViewCacheHelper> > entry_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(ViewCacheHelper);
 };
 
 }  // namespace net.
 
 #endif  // NET_URL_REQUEST_VIEW_CACHE_HELPER_H_