src/HttpHdrSc.h

   1 /*
   2  * Copyright (C) 1996-2023 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 #ifndef SQUID_SRC_HTTPHDRSC_H
  10 #define SQUID_SRC_HTTPHDRSC_H
  11
  12 #include "http/forward.h"
  13 #include "HttpHdrScTarget.h"
  14 #include "mem/PoolingAllocator.h"
  15 #include "SquidString.h"
  16
  17 #include <list>
  18
  19 class Packable;
  20 class StatHist;
  21 class StoreEntry;
  22
  23 /* http surogate control header field */
  24 class HttpHdrSc
  25 {
  26     MEMPROXY_CLASS(HttpHdrSc);
  27
  28 public:
  29     bool parse(const String *str);
  30     void packInto(Packable * p) const;
  31     void updateStats(StatHist *) const;
  32     HttpHdrScTarget * getMergedTarget(const char *ourtarget); // TODO: make const?
  33     void setMaxAge(char const *target, int max_age);
  34
  35 private:
  36     HttpHdrScTarget * findTarget (const char *target);
  37
  38     std::list<HttpHdrScTarget, PoolingAllocator<HttpHdrScTarget>> targets;
  39 };
  40
  41 /* Http Surrogate Control Header Field */
  42 void httpHdrScStatDumper(StoreEntry * sentry, int idx, double val, double size, int count);
  43 void httpHdrScInitModule (void);
  44 HttpHdrSc *httpHdrScParseCreate(String const &);
  45 void httpHdrScSetMaxAge(HttpHdrSc *, char const *, int);
  46
  47 http_hdr_sc_type &operator++(http_hdr_sc_type &);
  48 #endif /* SQUID_SRC_HTTPHDRSC_H */
  49