timers: rename value() to time_elapsed()

this seems to be better readable than value() since
we've sometimes confused it with the timeout value

lib/include/srslte/common/timers.h

@@ -69,7 +69,7 @@ class timer_handler
 
     bool is_expired() const { return active and not running and timeout > 0 and timeout <= parent->cur_time; }
 
-    uint32_t value() const { return std::min(duration, parent->cur_time - (timeout - duration)); }
+    uint32_t time_elapsed() const { return std::min(duration, parent->cur_time - (timeout - duration)); }
 
     bool set(uint32_t duration_)
     {
@@ -184,7 +184,7 @@ public:
 
     bool is_expired() const { return impl()->is_expired(); }
 
-    uint32_t value() const { return impl()->value(); }
+    uint32_t time_elapsed() const { return impl()->time_elapsed(); }
 
     void run() { impl()->run(); }
 

lib/src/upper/rlc_am_lte.cc

@@ -281,7 +281,7 @@ uint32_t rlc_am_lte::rlc_am_lte_tx::get_buffer_state()
              RB_NAME,
              do_status() ? "yes" : "no",
              status_prohibit_timer.is_running() ? "yes" : "no",
-             status_prohibit_timer.value(),
+             status_prohibit_timer.time_elapsed(),
              status_prohibit_timer.duration());
 
   // Bytes needed for status report

lib/test/common/timer_test.cc

@@ -275,7 +275,7 @@ int timers2_test4()
     // assert no timer got wrong values
     for (uint32_t i = 0; i < nof_timers; i++) {
       if (ctx->timers[i].is_running()) {
-        TESTASSERT(ctx->timers[i].value() <= ctx->timers[i].duration());
+        TESTASSERT(ctx->timers[i].time_elapsed() <= ctx->timers[i].duration());
       }
     }
 

srsenb/src/stack/rrc/rrc.cc

@@ -1022,7 +1022,8 @@ void rrc::ue::activity_timer_expired()
 {
   if (parent) {
     if (parent->rrc_log) {
-      parent->rrc_log->warning("Activity timer for rnti=0x%x expired after %d ms\n", rnti, activity_timer.value());
+      parent->rrc_log->warning(
+          "Activity timer for rnti=0x%x expired after %d ms\n", rnti, activity_timer.time_elapsed());
     }
 
     if (parent->s1ap->user_exists(rnti)) {

srsue/src/stack/mac/demux.cc

@@ -305,8 +305,10 @@ bool demux::process_ce(srslte::sch_subh* subh)
 
 void demux::parse_ta_cmd(srslte::sch_subh *subh) {
   phy_h->set_timeadv(subh->get_ta_cmd());
-  Info("Received TA=%d (%d/%d) \n", subh->get_ta_cmd(),
-       time_alignment_timer->value(), time_alignment_timer->duration());
+  Info("Received TA=%d (%d/%d) \n",
+       subh->get_ta_cmd(),
+       time_alignment_timer->time_elapsed(),
+       time_alignment_timer->duration());
   // Start or restart timeAlignmentTimer only if set
   if (time_alignment_timer->is_set()) {
     time_alignment_timer->run();

srsue/src/stack/rrc/rrc_procedures.cc

@@ -1017,7 +1017,7 @@ srslte::proc_outcome_t rrc::connection_reest_proc::step_cell_reselection()
     } else {
       // Out-of-sync, relaunch reselection
       Info("Serving cell is out-of-sync, re-launching re-selection procedure. T311: %d/%d ms\n",
-           rrc_ptr->t311.value(),
+           rrc_ptr->t311.time_elapsed(),
            rrc_ptr->t311.duration());
       if (!rrc_ptr->cell_reselector.launch()) {
         return proc_outcome_t::error;
@@ -1071,7 +1071,7 @@ srslte::proc_outcome_t rrc::connection_reest_proc::cell_criteria()
     // Actions following cell reselection while T311 is running 5.3.7.3
     // Upon selecting a suitable E-UTRA cell, the UE shall:
     Info("Cell Selection criteria passed after %dms. Sending RRC Connection Reestablishment Request\n",
-         rrc_ptr->t311.value());
+         rrc_ptr->t311.time_elapsed());
 
     // stop timer T311;
     rrc_ptr->t311.stop();