afb-session: Use clock insensitive to time changes

[src/app-framework-binder.git] / src / afb-session.c

diff --git a/src/afb-session.c b/src/afb-session.c
index 1cb1d8d..01e9bfc 100644 (file)
--- a/src/afb-session.c
+++ b/src/afb-session.c
@@ -39,7 +39,7 @@
 #define _MAXEXP_       ((time_t)(~(time_t)0))
 #define _MAXEXP2_      ((time_t)((((unsigned long long)_MAXEXP_) >> 1)))
 #define MAX_EXPIRATION (_MAXEXP_ >= 0 ? _MAXEXP_ : _MAXEXP2_)
-#define NOW            (time(NULL))
+#define NOW            (time_now())
 
 struct cookie
 {
@@ -57,6 +57,7 @@ struct afb_session
        time_t expiration;      // expiration time of the token
        pthread_mutex_t mutex;
        struct cookie *cookies[COOKEYCOUNT];
+       char autoclose;
        char idx;
        char uuid[SIZEUUID];    // long term authentication of remote client
        char token[SIZEUUID];   // short term authentication of remote client
@@ -72,6 +73,14 @@ static struct {
        char initok[SIZEUUID];
 } sessions;
 
+/* Get the actual raw time */
+static inline time_t time_now()
+{
+       struct timespec ts;
+       clock_gettime(CLOCK_MONOTONIC_RAW, &ts);
+       return ts.tv_sec;
+}
+
 /* generate a uuid */
 static void new_uuid(char uuid[SIZEUUID])
 {
@@ -358,7 +367,7 @@ void afb_session_unref(struct afb_session *session)
                assert(session->refcount != 0);
                if (!__atomic_sub_fetch(&session->refcount, 1, __ATOMIC_RELAXED)) {
                        pthread_mutex_lock(&session->mutex);
-                       if (session->uuid[0] == 0)
+                       if (session->autoclose || session->uuid[0] == 0)
                                destroy (session);
                        else
                                pthread_mutex_unlock(&session->mutex);
@@ -383,6 +392,13 @@ void afb_session_close (struct afb_session *session)
        pthread_mutex_unlock(&session->mutex);
 }
 
+/* set the autoclose flag */
+void afb_session_set_autoclose(struct afb_session *session, int autoclose)
+{
+       assert(session != NULL);
+       session->autoclose = (char)!!autoclose;
+}
+
 // is the session active?
 int afb_session_is_active (struct afb_session *session)
 {