net/websockets/websocket_net_log_params.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "net/websockets/websocket_net_log_params.h"
   6
   7 #include "base/strings/stringprintf.h"
   8 #include "base/values.h"
   9
  10 namespace net {
  11
  12 base::Value* NetLogWebSocketHandshakeCallback(
  13     const std::string* headers,
  14     NetLog::LogLevel /* log_level */) {
  15   base::DictionaryValue* dict = new base::DictionaryValue();
  16   base::ListValue* header_list = new base::ListValue();
  17
  18   size_t last = 0;
  19   size_t headers_size = headers->size();
  20   size_t pos = 0;
  21   while (pos <= headers_size) {
  22     if (pos == headers_size ||
  23         ((*headers)[pos] == '\r' &&
  24          pos + 1 < headers_size && (*headers)[pos + 1] == '\n')) {
  25       std::string entry = headers->substr(last, pos - last);
  26       pos += 2;
  27       last = pos;
  28
  29       header_list->Append(new base::StringValue(entry));
  30
  31       if (entry.empty()) {
  32         // Dump WebSocket key3.
  33         std::string key;
  34         for (; pos < headers_size; ++pos) {
  35           key += base::StringPrintf("\\x%02x", (*headers)[pos] & 0xff);
  36         }
  37         header_list->Append(new base::StringValue(key));
  38         break;
  39       }
  40     } else {
  41       ++pos;
  42     }
  43   }
  44
  45   dict->Set("headers", header_list);
  46   return dict;
  47 }
  48
  49 }  // namespace net