src/lib/graph/interrupter.c

   1 /*
   2  * SPDX-License-Identifier: MIT
   3  *
   4  * Copyright (c) 2019 Philippe Proulx <pproulx@efficios.com>
   5  */
   6
   7 #define BT_LOG_TAG "LIB/INTERRUPTER"
   8 #include "lib/logging.h"
   9
  10 #include <stdlib.h>
  11 #include <stdint.h>
  12 #include <babeltrace2/babeltrace.h>
  13
  14 #include "interrupter.h"
  15 #include "lib/assert-cond.h"
  16
  17 static
  18 void destroy_interrupter(struct bt_object *obj)
  19 {
  20         g_free(obj);
  21 }
  22
  23 extern struct bt_interrupter *bt_interrupter_create(void)
  24 {
  25         struct bt_interrupter *intr = g_new0(struct bt_interrupter, 1);
  26
  27         BT_ASSERT_PRE_NO_ERROR();
  28
  29         if (!intr) {
  30                 BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one interrupter.");
  31                 goto error;
  32         }
  33
  34         bt_object_init_shared(&intr->base, destroy_interrupter);
  35         goto end;
  36
  37 error:
  38         BT_OBJECT_PUT_REF_AND_RESET(intr);
  39
  40 end:
  41         return intr;
  42 }
  43
  44 void bt_interrupter_set(struct bt_interrupter *intr)
  45 {
  46         BT_ASSERT_PRE_NON_NULL(intr, "Interrupter");
  47         intr->is_set = true;
  48 }
  49
  50 void bt_interrupter_reset(struct bt_interrupter *intr)
  51 {
  52         BT_ASSERT_PRE_NON_NULL(intr, "Interrupter");
  53         intr->is_set = false;
  54 }
  55
  56 bt_bool bt_interrupter_is_set(const struct bt_interrupter *intr)
  57 {
  58         BT_ASSERT_PRE_NON_NULL(intr, "Interrupter");
  59         return (bt_bool) intr->is_set;
  60 }
  61
  62 void bt_interrupter_get_ref(const struct bt_interrupter *intr)
  63 {
  64         bt_object_get_ref(intr);
  65 }
  66
  67 void bt_interrupter_put_ref(const struct bt_interrupter *intr)
  68 {
  69         bt_object_put_ref(intr);
  70 }