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, const char *aRequestRealm) :
  10         Auth::User(aConfig, aRequestRealm),
  11         HA1created(0)
  12 {
  13     memset(HA1, 0, sizeof(HA1));
  14 }
  15
  16 Auth::Digest::User::~User()
  17 {
  18     dlink_node *link, *tmplink;
  19     link = nonces.head;
  20
  21     while (link) {
  22         tmplink = link;
  23         link = link->next;
  24         dlinkDelete(tmplink, &nonces);
  25         authDigestNoncePurge(static_cast < digest_nonce_h * >(tmplink->data));
  26         authDigestNonceUnlink(static_cast < digest_nonce_h * >(tmplink->data));
  27         dlinkNodeDelete(tmplink);
  28     }
  29 }
  30
  31 int32_t
  32 Auth::Digest::User::ttl() const
  33 {
  34     int32_t global_ttl = static_cast<int32_t>(expiretime - squid_curtime + ::Config.authenticateTTL);
  35
  36     /* find the longest lasting nonce. */
  37     int32_t latest_nonce = -1;
  38     dlink_node *link = nonces.head;
  39     while (link) {
  40         digest_nonce_h *nonce = static_cast<digest_nonce_h *>(link->data);
  41         if (nonce->flags.valid && nonce->noncedata.creationtime > latest_nonce)
  42             latest_nonce = nonce->noncedata.creationtime;
  43
  44         link = link->next;
  45     }
  46     if (latest_nonce == -1)
  47         return min(-1, global_ttl);
  48
  49     int32_t nonce_ttl = latest_nonce - current_time.tv_sec + static_cast<Config*>(Auth::Config::Find("digest"))->noncemaxduration;
  50
  51     return min(nonce_ttl, global_ttl);
  52 }