src/auth/digest/User.cc

   1 #include "squid.h"
   2 #include "auth/digest/auth_digest.h"
   3 #include "auth/digest/User.h"
   4 #include "Debug.h"
   5 #include "dlink.h"
   6 #include "SquidConfig.h"
   7 #include "SquidTime.h"
   8 #include "structs.h"
   9
  10 Auth::Digest::User::User(Auth::Config *aConfig) :
  11         Auth::User(aConfig),
  12         HA1created(0)
  13 {}
  14
  15 Auth::Digest::User::~User()
  16 {
  17     dlink_node *link, *tmplink;
  18     link = nonces.head;
  19
  20     while (link) {
  21         tmplink = link;
  22         link = link->next;
  23         dlinkDelete(tmplink, &nonces);
  24         authDigestNoncePurge(static_cast < digest_nonce_h * >(tmplink->data));
  25         authDigestNonceUnlink(static_cast < digest_nonce_h * >(tmplink->data));
  26         dlinkNodeDelete(tmplink);
  27     }
  28 }
  29
  30 int32_t
  31 Auth::Digest::User::ttl() const
  32 {
  33     int32_t global_ttl = static_cast<int32_t>(expiretime - squid_curtime + ::Config.authenticateTTL);
  34
  35     /* find the longest lasting nonce. */
  36     int32_t latest_nonce = -1;
  37     dlink_node *link = nonces.head;
  38     while (link) {
  39         digest_nonce_h *nonce = static_cast<digest_nonce_h *>(link->data);
  40         if (nonce->flags.valid && nonce->noncedata.creationtime > latest_nonce)
  41             latest_nonce = nonce->noncedata.creationtime;
  42
  43         link = link->next;
  44     }
  45     if (latest_nonce == -1)
  46         return min(-1, global_ttl);
  47
  48     int32_t nonce_ttl = latest_nonce - current_time.tv_sec + static_cast<Config*>(Auth::Config::Find("digest"))->noncemaxduration;
  49
  50     return min(nonce_ttl, global_ttl);
  51 }