lib: remove clock class priority map, use default clock value

[babeltrace.git] / include / babeltrace / ctf-ir / clock-value-set-internal.h

diff --git a/include/babeltrace/ctf-ir/clock-value-set-internal.h b/include/babeltrace/ctf-ir/clock-value-set-internal.h
new file mode 100644 (file)
index 0000000..c5a1ce5
--- /dev/null
+++ b/include/babeltrace/ctf-ir/clock-value-set-internal.h
@@ -0,0 +1,159 @@
+#ifndef BABELTRACE_GRAPH_CLOCK_VALUE_SET_H
+#define BABELTRACE_GRAPH_CLOCK_VALUE_SET_H
+
+/*
+ * Copyright 2018 Philippe Proulx <pproulx@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include <stdint.h>
+#include <glib.h>
+#include <babeltrace/ctf-ir/clock-value-internal.h>
+#include <babeltrace/ctf-ir/clock-class-internal.h>
+#include <babeltrace/assert-internal.h>
+
+struct bt_clock_value_set {
+       /* Unique objects owned by this */
+       GPtrArray *clock_values;
+
+       /* Weak; points to one of the clock values above */
+       struct bt_clock_value *default_cv;
+};
+
+static inline
+int bt_clock_value_set_initialize(struct bt_clock_value_set *cv_set)
+{
+       int ret = 0;
+
+       cv_set->clock_values = g_ptr_array_sized_new(1);
+       if (!cv_set->clock_values) {
+#ifdef BT_LOGE_STR
+               BT_LOGE_STR("Failed to allocate one GPtrArray.");
+#endif
+
+               ret = -1;
+               goto end;
+       }
+
+       cv_set->default_cv = NULL;
+
+end:
+       return ret;
+}
+
+static inline
+void bt_clock_value_set_reset(struct bt_clock_value_set *cv_set)
+{
+       uint64_t i;
+
+       BT_ASSERT(cv_set);
+       BT_ASSERT(cv_set->clock_values);
+
+       for (i = 0; i < cv_set->clock_values->len; i++) {
+               struct bt_clock_value *cv = cv_set->clock_values->pdata[i];
+
+               BT_ASSERT(cv);
+               bt_clock_value_reset(cv);
+               bt_clock_value_set_is_frozen(cv, false);
+       }
+
+       cv_set->default_cv = NULL;
+}
+
+static inline
+void bt_clock_value_set_finalize(struct bt_clock_value_set *cv_set)
+{
+       uint64_t i;
+
+       BT_ASSERT(cv_set);
+
+       if (cv_set->clock_values) {
+               for (i = 0; i < cv_set->clock_values->len; i++) {
+                       struct bt_clock_value *cv =
+                               cv_set->clock_values->pdata[i];
+
+                       BT_ASSERT(cv);
+                       bt_clock_value_recycle(cv);
+               }
+
+               g_ptr_array_free(cv_set->clock_values, TRUE);
+       }
+
+       cv_set->default_cv = NULL;
+}
+
+static inline
+int bt_clock_value_set_set_clock_value(
+               struct bt_clock_value_set *cv_set,
+               struct bt_clock_class *cc, uint64_t raw_value,
+               bt_bool is_default)
+{
+       int ret = 0;
+       struct bt_clock_value *clock_value = NULL;
+       uint64_t i;
+
+       BT_ASSERT(cv_set);
+       BT_ASSERT(cc);
+
+       /* Check if we already have a value for this clock class */
+       for (i = 0; i < cv_set->clock_values->len; i++) {
+               struct bt_clock_value *cv = cv_set->clock_values->pdata[i];
+
+               BT_ASSERT(cv);
+
+               if (cv->clock_class == cc) {
+                       clock_value = cv;
+                       break;
+               }
+       }
+
+       if (!clock_value) {
+               clock_value = bt_clock_value_create(cc);
+               if (!clock_value) {
+#ifdef BT_LIB_LOGE
+                       BT_LIB_LOGE("Cannot create a clock value from a clock class: "
+                               "%![cc-]+K", cc);
+#endif
+
+                       ret = -1;
+                       goto end;
+               }
+
+               g_ptr_array_add(cv_set->clock_values, clock_value);
+       }
+
+#ifdef BT_ASSERT_PRE_HOT
+       BT_ASSERT_PRE_HOT(clock_value, "Clock value", ": %!+k", clock_value);
+#endif
+
+       ret = bt_clock_value_set_value_inline(clock_value, raw_value);
+       if (ret) {
+               goto end;
+       }
+
+       if (is_default) {
+               cv_set->default_cv = clock_value;
+       }
+
+end:
+       return ret;
+}
+
+#endif /* BABELTRACE_GRAPH_CLOCK_VALUE_SET_H */