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