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rsn_supp: Use monotonic time for PMKSA cache expiry

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Since this is just for relative timeouts, it should use
monotonic time.

Signed-hostap: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2013-12-16 21:08:34 +01:00 committed by Jouni Malinen
parent c2be937ce7
commit 36186188ec
1 changed files with 8 additions and 8 deletions
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16
src/rsn_supp/pmksa_cache.c
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@ -53,9 +53,9 @@ static void pmksa_cache_free_entry(struct rsn_pmksa_cache *pmksa,
static void pmksa_cache_expire(void *eloop_ctx, void *timeout_ctx)
{
struct rsn_pmksa_cache *pmksa = eloop_ctx;
struct os_time now;
struct os_reltime now;
os_get_time(&now);
os_get_reltime(&now);
while (pmksa->pmksa && pmksa->pmksa->expiration <= now.sec) {
struct rsn_pmksa_cache_entry *entry = pmksa->pmksa;
pmksa->pmksa = entry->next;
@ -80,13 +80,13 @@ static void pmksa_cache_set_expiration(struct rsn_pmksa_cache *pmksa)
{
int sec;
struct rsn_pmksa_cache_entry *entry;
struct os_time now;
struct os_reltime now;
eloop_cancel_timeout(pmksa_cache_expire, pmksa, NULL);
eloop_cancel_timeout(pmksa_cache_reauth, pmksa, NULL);
if (pmksa->pmksa == NULL)
return;
os_get_time(&now);
os_get_reltime(&now);
sec = pmksa->pmksa->expiration - now.sec;
if (sec < 0)
sec = 0;
@ -125,7 +125,7 @@ pmksa_cache_add(struct rsn_pmksa_cache *pmksa, const u8 *pmk, size_t pmk_len,
const u8 *aa, const u8 *spa, void *network_ctx, int akmp)
{
struct rsn_pmksa_cache_entry *entry, *pos, *prev;
struct os_time now;
struct os_reltime now;
if (pmk_len > PMK_LEN)
return NULL;
@ -137,7 +137,7 @@ pmksa_cache_add(struct rsn_pmksa_cache *pmksa, const u8 *pmk, size_t pmk_len,
entry->pmk_len = pmk_len;
rsn_pmkid(pmk, pmk_len, aa, spa, entry->pmkid,
wpa_key_mgmt_sha256(akmp));
os_get_time(&now);
os_get_reltime(&now);
entry->expiration = now.sec + pmksa->sm->dot11RSNAConfigPMKLifetime;
entry->reauth_time = now.sec + pmksa->sm->dot11RSNAConfigPMKLifetime *
pmksa->sm->dot11RSNAConfigPMKReauthThreshold / 100;
@ -466,9 +466,9 @@ int pmksa_cache_list(struct rsn_pmksa_cache *pmksa, char *buf, size_t len)
int i, ret;
char *pos = buf;
struct rsn_pmksa_cache_entry *entry;
struct os_time now;
struct os_reltime now;
os_get_time(&now);
os_get_reltime(&now);
ret = os_snprintf(pos, buf + len - pos,
"Index / AA / PMKID / expiration (in seconds) / "
"opportunistic\n");