Make API CTF-agnostic

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

diff --git a/include/babeltrace/ctf-ir/clock-class-internal.h b/include/babeltrace/ctf-ir/clock-class-internal.h
index 9f4f23fe1e1ccc67d009d13bb01ed9e1a8de7a46..aab9cb44809eb6b9dc6d870922f8236f00e2f052 100644 (file)
--- a/include/babeltrace/ctf-ir/clock-class-internal.h
+++ b/include/babeltrace/ctf-ir/clock-class-internal.h
@@ -33,40 +33,76 @@
 #include <babeltrace/object-pool-internal.h>
 #include <babeltrace/compat/uuid-internal.h>
 #include <babeltrace/types.h>
+#include <babeltrace/property-internal.h>
 #include <stdbool.h>
 #include <stdint.h>
 #include <glib.h>
 
 struct bt_clock_class {
        struct bt_object base;
-       GString *name;
-       GString *description;
+
+       struct {
+               GString *str;
+
+               /* NULL or `str->str` above */
+               const char *value;
+       } name;
+
+       struct {
+               GString *str;
+
+               /* NULL or `str->str` above */
+               const char *value;
+       } description;
+
        uint64_t frequency;
        uint64_t precision;
-       int64_t offset_s;       /* Offset in seconds */
-       int64_t offset;         /* Offset in ticks */
-       unsigned char uuid[BABELTRACE_UUID_LEN];
-       int uuid_set;
-       int absolute;
+       int64_t offset_seconds;
+       uint64_t offset_cycles;
+
+       struct {
+               uint8_t uuid[BABELTRACE_UUID_LEN];
+
+               /* NULL or `uuid` above */
+               bt_uuid value;
+       } uuid;
+
+       bool is_absolute;
 
        /*
-        * A clock's properties can't be modified once it is added to a stream
-        * class.
+        * This is computed every time you call
+        * bt_clock_class_set_frequency() or
+        * bt_clock_class_set_offset(), as well as initially. It is the
+        * base offset in nanoseconds including both `offset_seconds`
+        * and `offset_cycles` above in the result. It is used to
+        * accelerate future calls to
+        * bt_clock_value_get_ns_from_origin() and
+        * bt_clock_class_cycles_to_ns_from_origin().
+        *
+        * `overflows` is true if the base offset cannot be computed
+        * because of an overflow.
         */
-       int frozen;
+       struct {
+               int64_t value_ns;
+               bool overflows;
+       } base_offset;
 
        /* Pool of `struct bt_clock_value *` */
        struct bt_object_pool cv_pool;
+
+       bool frozen;
 };
 
 BT_HIDDEN
-void bt_clock_class_freeze(struct bt_clock_class *clock_class);
+void _bt_clock_class_freeze(struct bt_clock_class *clock_class);
 
-BT_HIDDEN
-bt_bool bt_clock_class_is_valid(struct bt_clock_class *clock_class);
+#ifdef BT_DEV_MODE
+# define bt_clock_class_freeze         _bt_clock_class_freeze
+#else
+# define bt_clock_class_freeze(_cc)
+#endif
 
 BT_HIDDEN
-int bt_clock_class_compare(struct bt_clock_class *clock_class_a,
-               struct bt_clock_class *clock_class_b);
+bt_bool bt_clock_class_is_valid(struct bt_clock_class *clock_class);
 
 #endif /* BABELTRACE_CTF_IR_CLOCK_CLASS_INTERNAL_H */