tests/ptimer-test-stubs.c

   1 /*
   2  * Stubs for the ptimer-test
   3  *
   4  * Author: Dmitry Osipenko <digetx@gmail.com>
   5  *
   6  * This work is licensed under the terms of the GNU GPL, version 2 or later.
   7  * See the COPYING file in the top-level directory.
   8  *
   9  */
  10
  11 #include "qemu/osdep.h"
  12 #include "qemu/main-loop.h"
  13 #include "sysemu/replay.h"
  14
  15 #include "ptimer-test.h"
  16
  17 struct QEMUBH {
  18     QEMUBHFunc *cb;
  19     void *opaque;
  20 };
  21
  22 QEMUTimerListGroup main_loop_tlg;
  23
  24 int64_t ptimer_test_time_ns;
  25
  26 void timer_init_tl(QEMUTimer *ts,
  27                    QEMUTimerList *timer_list, int scale,
  28                    QEMUTimerCB *cb, void *opaque)
  29 {
  30     ts->timer_list = timer_list;
  31     ts->cb = cb;
  32     ts->opaque = opaque;
  33     ts->scale = scale;
  34     ts->expire_time = -1;
  35 }
  36
  37 void timer_mod(QEMUTimer *ts, int64_t expire_time)
  38 {
  39     QEMUTimerList *timer_list = ts->timer_list;
  40     QEMUTimer *t = &timer_list->active_timers;
  41
  42     while (t->next != NULL) {
  43         if (t->next == ts) {
  44             break;
  45         }
  46
  47         t = t->next;
  48     }
  49
  50     ts->expire_time = MAX(expire_time * ts->scale, 0);
  51     ts->next = NULL;
  52     t->next = ts;
  53 }
  54
  55 void timer_del(QEMUTimer *ts)
  56 {
  57     QEMUTimerList *timer_list = ts->timer_list;
  58     QEMUTimer *t = &timer_list->active_timers;
  59
  60     while (t->next != NULL) {
  61         if (t->next == ts) {
  62             t->next = ts->next;
  63             return;
  64         }
  65
  66         t = t->next;
  67     }
  68 }
  69
  70 int64_t qemu_clock_get_ns(QEMUClockType type)
  71 {
  72     return ptimer_test_time_ns;
  73 }
  74
  75 int64_t qemu_clock_deadline_ns_all(QEMUClockType type)
  76 {
  77     QEMUTimerList *timer_list = main_loop_tlg.tl[type];
  78     QEMUTimer *t = timer_list->active_timers.next;
  79     int64_t deadline = -1;
  80
  81     while (t != NULL) {
  82         if (deadline == -1) {
  83             deadline = t->expire_time;
  84         } else {
  85             deadline = MIN(deadline, t->expire_time);
  86         }
  87
  88         t = t->next;
  89     }
  90
  91     return deadline;
  92 }
  93
  94 QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque)
  95 {
  96     QEMUBH *bh = g_new(QEMUBH, 1);
  97
  98     bh->cb = cb;
  99     bh->opaque = opaque;
 100
 101     return bh;
 102 }
 103
 104 void replay_bh_schedule_event(QEMUBH *bh)
 105 {
 106     bh->cb(bh->opaque);
 107 }