1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set sw=2 ts=8 et tw=80 : */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4  * License, v. 2.0. If a copy of the MPL was not distributed with this
5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6 
7 #ifndef CacheControlParser_h__
8 #define CacheControlParser_h__
9 
10 #include "mozilla/Tokenizer.h"
11 
12 namespace mozilla {
13 namespace net {
14 
15 class CacheControlParser final : Tokenizer {
16  public:
17   explicit CacheControlParser(nsACString const &header);
18 
19   MOZ_MUST_USE bool MaxAge(uint32_t *seconds);
20   MOZ_MUST_USE bool MaxStale(uint32_t *seconds);
21   MOZ_MUST_USE bool MinFresh(uint32_t *seconds);
22   bool NoCache();
23   bool NoStore();
24 
25  private:
26   void Directive();
27   void IgnoreDirective();
28   MOZ_MUST_USE bool SecondsValue(uint32_t *seconds, uint32_t defaultVal = 0);
29 
30   bool mMaxAgeSet;
31   uint32_t mMaxAge;
32   bool mMaxStaleSet;
33   uint32_t mMaxStale;
34   bool mMinFreshSet;
35   uint32_t mMinFresh;
36   bool mNoCache;
37   bool mNoStore;
38 };
39 
40 }  // namespace net
41 }  // namespace mozilla
42 
43 #endif
44