Fix old-style-declaration warnings
[babeltrace.git] / lib / lib-logging.c
index 57398492b027b25bba11395c15aea66a566c0213..11ba9e71ce443a622b3f23f32a69d2d103f8e5ca 100644 (file)
  * SOFTWARE.
  */
 
+#define BT_LOG_TAG "LIB-LOGGING"
+
 #include <stdarg.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <inttypes.h>
 #include <stdint.h>
-#include <assert.h>
 #include <wchar.h>
 #include <glib.h>
+#include <babeltrace/lib-logging-internal.h>
+#include <babeltrace/assert-pre-internal.h>
 #include <babeltrace/common-internal.h>
 #include <babeltrace/lib-logging-internal.h>
-#include <babeltrace/object-internal.h>
-#include <babeltrace/ref-internal.h>
-#include <babeltrace/values-internal.h>
-#include <babeltrace/ctf-ir/field-types-internal.h>
-#include <babeltrace/ctf-ir/fields-internal.h>
-#include <babeltrace/ctf-ir/event-class-internal.h>
-#include <babeltrace/ctf-ir/event-internal.h>
-#include <babeltrace/ctf-ir/packet-internal.h>
-#include <babeltrace/ctf-ir/stream-class-internal.h>
-#include <babeltrace/ctf-ir/stream-internal.h>
-#include <babeltrace/ctf-ir/trace-internal.h>
-#include <babeltrace/ctf-ir/clock-class-internal.h>
-#include <babeltrace/ctf-ir/clock-value-internal.h>
-#include <babeltrace/ctf-ir/field-path-internal.h>
-#include <babeltrace/graph/clock-class-priority-map-internal.h>
+#include <babeltrace/value-internal.h>
+#include <babeltrace/value-internal.h>
+#include <babeltrace/object-pool-internal.h>
+#include <babeltrace/trace-ir/field-class-internal.h>
+#include <babeltrace/trace-ir/field-internal.h>
+#include <babeltrace/trace-ir/event-class-internal.h>
+#include <babeltrace/trace-ir/event-const.h>
+#include <babeltrace/trace-ir/event-internal.h>
+#include <babeltrace/trace-ir/packet-const.h>
+#include <babeltrace/trace-ir/packet-internal.h>
+#include <babeltrace/trace-ir/stream-class-internal.h>
+#include <babeltrace/trace-ir/stream-internal.h>
+#include <babeltrace/trace-ir/stream-const.h>
+#include <babeltrace/trace-ir/trace-internal.h>
+#include <babeltrace/trace-ir/trace-class-internal.h>
+#include <babeltrace/trace-ir/clock-class-internal.h>
+#include <babeltrace/trace-ir/clock-snapshot-internal.h>
+#include <babeltrace/trace-ir/field-path-internal.h>
+#include <babeltrace/trace-ir/utils-internal.h>
 #include <babeltrace/graph/component-class-internal.h>
 #include <babeltrace/graph/component-class-sink-colander-internal.h>
 #include <babeltrace/graph/component-filter-internal.h>
 #include <babeltrace/graph/component-source-internal.h>
 #include <babeltrace/graph/connection-internal.h>
 #include <babeltrace/graph/graph-internal.h>
-#include <babeltrace/graph/notification-discarded-elements-internal.h>
-#include <babeltrace/graph/notification-event-internal.h>
-#include <babeltrace/graph/notification-heap-internal.h>
-#include <babeltrace/graph/notification-inactivity-internal.h>
-#include <babeltrace/graph/notification-internal.h>
-#include <babeltrace/graph/notification-iterator-internal.h>
-#include <babeltrace/graph/notification-packet-internal.h>
-#include <babeltrace/graph/notification-stream-internal.h>
+#include <babeltrace/graph/message-event-internal.h>
+#include <babeltrace/graph/message-message-iterator-inactivity-internal.h>
+#include <babeltrace/graph/message-internal.h>
+#include <babeltrace/graph/message-iterator-internal.h>
+#include <babeltrace/graph/message-packet-internal.h>
+#include <babeltrace/graph/message-stream-internal.h>
+#include <babeltrace/graph/message-stream-activity-internal.h>
+#include <babeltrace/graph/message-discarded-items-internal.h>
 #include <babeltrace/graph/port-internal.h>
 #include <babeltrace/plugin/plugin-internal.h>
 #include <babeltrace/plugin/plugin-so-internal.h>
-#include <babeltrace/ctf-writer/writer-internal.h>
-#include <babeltrace/ctf-writer/clock-internal.h>
 
 #define LIB_LOGGING_BUF_SIZE   (4096 * 4)
 
-static char __thread lib_logging_buf[LIB_LOGGING_BUF_SIZE];
+static __thread char lib_logging_buf[LIB_LOGGING_BUF_SIZE];
 
 #define BUF_APPEND(_fmt, ...)                                          \
        do {                                                            \
@@ -78,7 +83,7 @@ static char __thread lib_logging_buf[LIB_LOGGING_BUF_SIZE];
                size_t _size = LIB_LOGGING_BUF_SIZE -                   \
                                (size_t) (*buf_ch - lib_logging_buf);   \
                _count = snprintf(*buf_ch, _size, (_fmt), __VA_ARGS__); \
-               assert(_count >= 0);                                    \
+               BT_ASSERT(_count >= 0);                                 \
                *buf_ch += MIN(_count, _size);                          \
                if (*buf_ch >= lib_logging_buf + LIB_LOGGING_BUF_SIZE - 1) { \
                        return;                                         \
@@ -86,27 +91,15 @@ static char __thread lib_logging_buf[LIB_LOGGING_BUF_SIZE];
        } while (0)
 
 #define BUF_APPEND_UUID(_uuid)                                         \
-       BUF_APPEND(", %suuid=\"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\"", \
-               prefix,                                                 \
-               (unsigned int) (_uuid)[0],                              \
-               (unsigned int) (_uuid)[1],                              \
-               (unsigned int) (_uuid)[2],                              \
-               (unsigned int) (_uuid)[3],                              \
-               (unsigned int) (_uuid)[4],                              \
-               (unsigned int) (_uuid)[5],                              \
-               (unsigned int) (_uuid)[6],                              \
-               (unsigned int) (_uuid)[7],                              \
-               (unsigned int) (_uuid)[8],                              \
-               (unsigned int) (_uuid)[9],                              \
-               (unsigned int) (_uuid)[10],                             \
-               (unsigned int) (_uuid)[11],                             \
-               (unsigned int) (_uuid)[12],                             \
-               (unsigned int) (_uuid)[13],                             \
-               (unsigned int) (_uuid)[14],                             \
-               (unsigned int) (_uuid)[15])
+       do {                                                            \
+               BUF_APPEND(", %suuid=", prefix);                        \
+               format_uuid(buf_ch, (_uuid));                           \
+       } while (0)
 
 #define PRFIELD(_expr) prefix, (_expr)
 
+#define PRFIELD_GSTRING(_expr) PRFIELD((_expr) ? (_expr)->str : NULL)
+
 #define SET_TMP_PREFIX(_prefix2)                                       \
        do {                                                            \
                strcpy(tmp_prefix, prefix);                             \
@@ -114,107 +107,187 @@ static char __thread lib_logging_buf[LIB_LOGGING_BUF_SIZE];
        } while (0)
 
 static inline void format_component(char **buf_ch, bool extended,
-               const char *prefix, struct bt_component *component);
+               const char *prefix, const struct bt_component *component);
 
 static inline void format_port(char **buf_ch, bool extended,
-               const char *prefix, struct bt_port *port);
+               const char *prefix, const struct bt_port *port);
 
 static inline void format_connection(char **buf_ch, bool extended,
-               const char *prefix, struct bt_connection *connection);
+               const char *prefix, const struct bt_connection *connection);
+
+static inline void format_clock_snapshot(char **buf_ch, bool extended,
+               const char *prefix, const struct bt_clock_snapshot *clock_snapshot);
 
-static inline void format_ref_count(char **buf_ch, bool extended,
-               const char *prefix, struct bt_object *obj)
+static inline void format_field_path(char **buf_ch, bool extended,
+               const char *prefix, const struct bt_field_path *field_path);
+
+static inline void format_object(char **buf_ch, bool extended,
+               const char *prefix, const struct bt_object *obj)
 {
-       BUF_APPEND(", %sref-count=%lu", prefix, obj->ref_count.count);
+       BUF_APPEND(", %sref-count=%llu", prefix, obj->ref_count);
 }
 
-static inline void format_field_type(char **buf_ch, bool extended,
-               const char *prefix, struct bt_field_type *field_type)
+static inline void format_uuid(char **buf_ch, bt_uuid uuid)
 {
-       BUF_APPEND(", %stype-id=%s, %salignment=%u",
-               PRFIELD(bt_field_type_id_string(field_type->id)),
-               PRFIELD(field_type->alignment));
+       BUF_APPEND("\"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\"",
+               (unsigned int) uuid[0],
+               (unsigned int) uuid[1],
+               (unsigned int) uuid[2],
+               (unsigned int) uuid[3],
+               (unsigned int) uuid[4],
+               (unsigned int) uuid[5],
+               (unsigned int) uuid[6],
+               (unsigned int) uuid[7],
+               (unsigned int) uuid[8],
+               (unsigned int) uuid[9],
+               (unsigned int) uuid[10],
+               (unsigned int) uuid[11],
+               (unsigned int) uuid[12],
+               (unsigned int) uuid[13],
+               (unsigned int) uuid[14],
+               (unsigned int) uuid[15]);
+}
 
-       if (extended) {
-               BUF_APPEND(", %sis-frozen=%d", PRFIELD(field_type->frozen));
-       } else {
-               return;
+static inline void format_object_pool(char **buf_ch, bool extended,
+               const char *prefix, const struct bt_object_pool *pool)
+{
+       BUF_APPEND(", %ssize=%zu", PRFIELD(pool->size));
+
+       if (pool->objects) {
+               BUF_APPEND(", %scap=%u", PRFIELD(pool->objects->len));
        }
+}
+
+static inline void format_integer_field_class(char **buf_ch,
+               bool extended, const char *prefix,
+               const struct bt_field_class *field_class)
+{
+       const struct bt_field_class_integer *int_fc =
+               (const void *) field_class;
+
+       BUF_APPEND(", %srange-size=%" PRIu64 ", %sbase=%s",
+               PRFIELD(int_fc->range),
+               PRFIELD(bt_common_field_class_integer_preferred_display_base_string(int_fc->base)));
+}
+
+static inline void format_array_field_class(char **buf_ch,
+               bool extended, const char *prefix,
+               const struct bt_field_class *field_class)
+{
+       const struct bt_field_class_array *array_fc =
+               (const void *) field_class;
+
+       BUF_APPEND(", %selement-fc-addr=%p, %selement-fc-type=%s",
+               PRFIELD(array_fc->element_fc),
+               PRFIELD(bt_common_field_class_type_string(array_fc->element_fc->type)));
+}
 
-       if (field_type->id == BT_FIELD_TYPE_ID_UNKNOWN) {
+static inline void format_field_class(char **buf_ch, bool extended,
+               const char *prefix, const struct bt_field_class *field_class)
+{
+       char tmp_prefix[64];
+
+       BUF_APPEND(", %stype=%s",
+               PRFIELD(bt_common_field_class_type_string(field_class->type)));
+
+       if (extended) {
+               BUF_APPEND(", %sis-frozen=%d", PRFIELD(field_class->frozen));
+               BUF_APPEND(", %sis-part-of-trace-class=%d",
+                       PRFIELD(field_class->part_of_trace_class));
+       } else {
                return;
        }
 
-       switch (field_type->id) {
-       case BT_FIELD_TYPE_ID_INTEGER:
+       switch (field_class->type) {
+       case BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER:
+       case BT_FIELD_CLASS_TYPE_SIGNED_INTEGER:
        {
-               struct bt_field_type_integer *integer = (void *) field_type;
-
-               BUF_APPEND(", %ssize=%u, %sis-signed=%d, %sbyte-order=%s, "
-                       "%sbase=%d, %sencoding=%s, "
-                       "%smapped-clock-class-addr=%p",
-                       PRFIELD(integer->size), PRFIELD(integer->is_signed),
-                       PRFIELD(bt_byte_order_string(integer->user_byte_order)),
-                       PRFIELD(integer->base),
-                       PRFIELD(bt_string_encoding_string(integer->encoding)),
-                       PRFIELD(integer->mapped_clock));
-
-               if (integer->mapped_clock) {
-                       BUF_APPEND(", %smapped-clock-class-name=\"%s\"",
-                               PRFIELD(bt_clock_class_get_name(integer->mapped_clock)));
-               }
+               format_integer_field_class(buf_ch, extended, prefix, field_class);
                break;
        }
-       case BT_FIELD_TYPE_ID_FLOAT:
+       case BT_FIELD_CLASS_TYPE_REAL:
        {
-               struct bt_field_type_floating_point *flt = (void *) field_type;
+               const struct bt_field_class_real *real_fc = (void *) field_class;
 
-               BUF_APPEND(", %sexp-dig=%u, %smant-dig=%u, %sbyte-order=%s",
-                       PRFIELD(flt->exp_dig), PRFIELD(flt->mant_dig),
-                       PRFIELD(bt_byte_order_string(flt->user_byte_order)));
+               BUF_APPEND(", %sis-single-precision=%d",
+                       PRFIELD(real_fc->is_single_precision));
                break;
        }
-       case BT_FIELD_TYPE_ID_ENUM:
+       case BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION:
+       case BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION:
        {
-               struct bt_field_type_enumeration *enm = (void *) field_type;
+               const struct bt_field_class_enumeration *enum_fc =
+                       (const void *) field_class;
 
+               format_integer_field_class(buf_ch, extended, prefix, field_class);
                BUF_APPEND(", %smapping-count=%u",
-                       PRFIELD(enm->entries->len));
+                       PRFIELD(enum_fc->mappings->len));
                break;
        }
-       case BT_FIELD_TYPE_ID_STRING:
+       case BT_FIELD_CLASS_TYPE_STRUCTURE:
        {
-               struct bt_field_type_string *str = (void *) field_type;
+               const struct bt_field_class_structure *struct_fc =
+                       (const void *) field_class;
+
+               if (struct_fc->common.named_fcs) {
+                       BUF_APPEND(", %smember-count=%u",
+                               PRFIELD(struct_fc->common.named_fcs->len));
+               }
 
-               BUF_APPEND(", %sencoding=%s",
-                       PRFIELD(bt_string_encoding_string(str->encoding)));
                break;
        }
-       case BT_FIELD_TYPE_ID_STRUCT:
+       case BT_FIELD_CLASS_TYPE_STATIC_ARRAY:
        {
-               struct bt_field_type_structure *structure = (void *) field_type;
+               const struct bt_field_class_static_array *array_fc =
+                       (const void *) field_class;
 
-               BUF_APPEND(", %sfield-count=%u",
-                       PRFIELD(structure->fields->len));
+               format_array_field_class(buf_ch, extended, prefix, field_class);
+               BUF_APPEND(", %slength=%" PRIu64, PRFIELD(array_fc->length));
                break;
        }
-       case BT_FIELD_TYPE_ID_SEQUENCE:
+       case BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY:
        {
-               struct bt_field_type_sequence *seq = (void *) field_type;
+               const struct bt_field_class_dynamic_array *array_fc =
+                       (const void *) field_class;
+
+               format_array_field_class(buf_ch, extended, prefix, field_class);
+
+               if (array_fc->length_fc) {
+                       SET_TMP_PREFIX("length-fc-");
+                       format_field_class(buf_ch, extended, tmp_prefix,
+                               array_fc->length_fc);
+               }
+
+               if (array_fc->length_field_path) {
+                       SET_TMP_PREFIX("length-field-path-");
+                       format_field_path(buf_ch, extended, tmp_prefix,
+                               array_fc->length_field_path);
+               }
 
-               BUF_APPEND(", %slength-ft-addr=\"%s\", %selem-ft-addr=%p",
-                       PRFIELD(seq->length_field_name->str),
-                       PRFIELD(seq->element_type));
                break;
        }
-       case BT_FIELD_TYPE_ID_VARIANT:
+       case BT_FIELD_CLASS_TYPE_VARIANT:
        {
-               struct bt_field_type_variant *variant = (void *) field_type;
+               const struct bt_field_class_variant *var_fc =
+                       (const void *) field_class;
+
+               if (var_fc->common.named_fcs) {
+                       BUF_APPEND(", %soption-count=%u",
+                               PRFIELD(var_fc->common.named_fcs->len));
+               }
+
+               if (var_fc->selector_fc) {
+                       SET_TMP_PREFIX("selector-fc-");
+                       format_field_class(buf_ch, extended, tmp_prefix,
+                               var_fc->selector_fc);
+               }
+
+               if (var_fc->selector_field_path) {
+                       SET_TMP_PREFIX("selector-field-path-");
+                       format_field_path(buf_ch, extended, tmp_prefix,
+                               var_fc->selector_field_path);
+               }
 
-               BUF_APPEND(", %stag-name=\"%s\", %stag-ft-addr=%p, "
-                       "%sfield-count=%u",
-                       PRFIELD(variant->tag_name->str),
-                       PRFIELD(variant->tag), PRFIELD(variant->fields->len));
                break;
        }
        default:
@@ -223,96 +296,107 @@ static inline void format_field_type(char **buf_ch, bool extended,
 }
 
 static inline void format_field_integer_extended(char **buf_ch,
-               const char *prefix, struct bt_field *field)
+               const char *prefix, const struct bt_field *field)
 {
-       struct bt_field_integer *integer = (void *) field;
-       struct bt_field_type_integer *field_type = (void *) field->type;
+       const struct bt_field_integer *integer = (void *) field;
+       const struct bt_field_class_integer *field_class =
+               (void *) field->class;
        const char *fmt = NULL;
 
-       if (field_type->base == 8) {
+       BT_ASSERT(field_class);
+
+       if (field_class->base == BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL) {
                fmt = ", %svalue=%" PRIo64;
-       } else if (field_type->base == 16) {
+       } else if (field_class->base == BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL) {
                fmt = ", %svalue=%" PRIx64;
        }
 
-       if (field_type->is_signed) {
+       if (field_class->common.type == BT_FIELD_CLASS_TYPE_SIGNED_INTEGER ||
+                       field_class->common.type == BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION) {
                if (!fmt) {
                        fmt = ", %svalue=%" PRId64;
                }
 
-               BUF_APPEND(fmt, PRFIELD(integer->payload.signd));
+               BUF_APPEND(fmt, PRFIELD(integer->value.i));
        } else {
                if (!fmt) {
                        fmt = ", %svalue=%" PRIu64;
                }
 
-               BUF_APPEND(fmt, PRFIELD(integer->payload.unsignd));
+               BUF_APPEND(fmt, PRFIELD(integer->value.u));
        }
 }
 
 static inline void format_field(char **buf_ch, bool extended,
-               const char *prefix, struct bt_field *field)
+               const char *prefix, const struct bt_field *field)
 {
-       BUF_APPEND(", %sis-set=%d", PRFIELD(field->payload_set));
+       BUF_APPEND(", %sis-set=%d", PRFIELD(field->is_set));
 
        if (extended) {
                BUF_APPEND(", %sis-frozen=%d", PRFIELD(field->frozen));
        }
 
-       BUF_APPEND(", %stype-addr=%p, %stype-id=%s",
-               PRFIELD(field->type),
-               PRFIELD(bt_field_type_id_string(field->type->id)));
+       BUF_APPEND(", %sclass-addr=%p", PRFIELD(field->class));
 
-       if (!extended || field->type->id == BT_FIELD_TYPE_ID_UNKNOWN ||
-                       !field->payload_set) {
+       if (!field->class) {
                return;
        }
 
-       switch (field->type->id) {
-       case BT_FIELD_TYPE_ID_INTEGER:
+       BUF_APPEND(", %sclass-type=%s",
+               PRFIELD(bt_common_field_class_type_string(field->class->type)));
+
+       if (!extended || !field->is_set) {
+               return;
+       }
+
+       switch (field->class->type) {
+       case BT_FIELD_CLASS_TYPE_UNSIGNED_INTEGER:
+       case BT_FIELD_CLASS_TYPE_SIGNED_INTEGER:
+       case BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION:
+       case BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION:
        {
                format_field_integer_extended(buf_ch, prefix, field);
                break;
        }
-       case BT_FIELD_TYPE_ID_FLOAT:
+       case BT_FIELD_CLASS_TYPE_REAL:
        {
-               struct bt_field_floating_point *flt = (void *) field;
+               const struct bt_field_real *real_field = (const void *) field;
 
-               BUF_APPEND(", %svalue=%f", PRFIELD(flt->payload));
+               BUF_APPEND(", %svalue=%f", PRFIELD(real_field->value));
                break;
        }
-       case BT_FIELD_TYPE_ID_ENUM:
+       case BT_FIELD_CLASS_TYPE_STRING:
        {
-               struct bt_field_enumeration *enm = (void *) field;
+               const struct bt_field_string *str = (const void *) field;
 
-               if (enm->payload) {
-                       format_field_integer_extended(buf_ch, prefix,
-                               enm->payload);
+               if (str->buf) {
+                       BT_ASSERT(str->buf->data);
+                       BUF_APPEND(", %spartial-value=\"%.32s\"",
+                               PRFIELD(str->buf->data));
                }
-               break;
-       }
-       case BT_FIELD_TYPE_ID_STRING:
-       {
-               struct bt_field_string *str = (void *) field;
 
-               assert(str->payload);
-               BUF_APPEND(", %spartial-value=\"%.32s\"",
-                       PRFIELD(str->payload->str));
                break;
        }
-       case BT_FIELD_TYPE_ID_SEQUENCE:
+       case BT_FIELD_CLASS_TYPE_STATIC_ARRAY:
+       case BT_FIELD_CLASS_TYPE_DYNAMIC_ARRAY:
        {
-               struct bt_field_sequence *seq = (void *) field;
+               const struct bt_field_array *array_field = (const void *) field;
+
+               BUF_APPEND(", %slength=%" PRIu64, PRFIELD(array_field->length));
+
+               if (array_field->fields) {
+                       BUF_APPEND(", %sallocated-length=%u",
+                               PRFIELD(array_field->fields->len));
+               }
 
-               BUF_APPEND(", %slength-field-addr=%p", PRFIELD(seq->length));
                break;
        }
-       case BT_FIELD_TYPE_ID_VARIANT:
+       case BT_FIELD_CLASS_TYPE_VARIANT:
        {
-               struct bt_field_variant *variant = (void *) field;
+               const struct bt_field_variant *var_field = (const void *) field;
 
-               BUF_APPEND(", %stag-field-addr=%p, %svalue-field-addr=%p",
-                       PRFIELD(variant->tag), PRFIELD(variant->payload));
+               BUF_APPEND(", %sselected-field-index=%" PRIu64,
+                       PRFIELD(var_field->selected_index));
                break;
        }
        default:
@@ -321,68 +405,111 @@ static inline void format_field(char **buf_ch, bool extended,
 }
 
 static inline void format_field_path(char **buf_ch, bool extended,
-               const char *prefix, struct bt_field_path *field_path)
+               const char *prefix, const struct bt_field_path *field_path)
 {
        uint64_t i;
 
-       assert(field_path->indexes);
-       BUF_APPEND(", %sindex-count=%u", PRFIELD(field_path->indexes->len));
+       if (field_path->items) {
+               BT_ASSERT(field_path->items);
+               BUF_APPEND(", %sitem-count=%u",
+                       PRFIELD(field_path->items->len));
+       }
 
-       if (!extended) {
+       if (!extended || !field_path->items) {
                return;
        }
 
-       BUF_APPEND(", %spath=[%s", PRFIELD(bt_scope_string(field_path->root)));
+       BUF_APPEND(", %spath=[%s",
+               PRFIELD(bt_common_scope_string(field_path->root)));
 
-       for (i = 0; i < field_path->indexes->len; i++) {
-               int index = g_array_index(field_path->indexes, int, i);
+       for (i = 0; i < bt_field_path_get_item_count(field_path); i++) {
+               const struct bt_field_path_item *fp_item =
+                       bt_field_path_borrow_item_by_index_const(field_path, i);
 
-               BUF_APPEND(", %d", index);
+               switch (bt_field_path_item_get_type(fp_item)) {
+               case BT_FIELD_PATH_ITEM_TYPE_INDEX:
+                       BUF_APPEND(", %" PRIu64,
+                               bt_field_path_item_index_get_index(fp_item));
+                       break;
+               case BT_FIELD_PATH_ITEM_TYPE_CURRENT_ARRAY_ELEMENT:
+                       BUF_APPEND("%s", ", <CUR>");
+                       break;
+               default:
+                       abort();
+               }
        }
 
        BUF_APPEND("%s", "]");
 }
 
+static inline void format_trace_class(char **buf_ch, bool extended,
+               const char *prefix, const struct bt_trace_class *trace_class)
+{
+       if (trace_class->name.value) {
+               BUF_APPEND(", %sname=\"%s\"",
+                       PRFIELD(trace_class->name.value));
+       }
+
+       if (!extended) {
+               return;
+       }
+
+       BUF_APPEND(", %sis-frozen=%d", PRFIELD(trace_class->frozen));
+
+       if (trace_class->uuid.value) {
+               BUF_APPEND_UUID(trace_class->uuid.value);
+       }
+
+       if (trace_class->stream_classes) {
+               BUF_APPEND(", %sstream-class-count=%u",
+                       PRFIELD(trace_class->stream_classes->len));
+       }
+
+       BUF_APPEND(", %sassigns-auto-sc-id=%d",
+               PRFIELD(trace_class->assigns_automatic_stream_class_id));
+}
+
 static inline void format_trace(char **buf_ch, bool extended,
-               const char *prefix, struct bt_trace *trace)
+               const char *prefix, const struct bt_trace *trace)
 {
-       if (trace->name) {
-               BUF_APPEND(", %sname=\"%s\"", PRFIELD(trace->name->str));
+       char tmp_prefix[64];
+
+       if (trace->name.value) {
+               BUF_APPEND(", %sname=\"%s\"", PRFIELD(trace->name.value));
        }
 
        if (!extended) {
                return;
        }
 
-       BUF_APPEND(", %sis-frozen=%d, %sis-static=%d",
-               PRFIELD(trace->frozen), PRFIELD(trace->is_static));
+       BUF_APPEND(", %sis-frozen=%d", PRFIELD(trace->frozen));
+
+       if (trace->streams) {
+               BUF_APPEND(", %sstream-count=%u",
+                       PRFIELD(trace->streams->len));
+       }
 
-       if (trace->uuid_set) {
-               BUF_APPEND_UUID(trace->uuid);
+       if (!trace->class) {
+               return;
        }
 
-       BUF_APPEND(", %sclock-class-count=%u, %sstream-class-count=%u, "
-               "%sstream-count=%u, %sis-ctf-writer-trace=%d, "
-               "%spacket-header-ft-addr=%p",
-               PRFIELD(trace->clocks->len),
-               PRFIELD(trace->stream_classes->len),
-               PRFIELD(trace->streams->len),
-               PRFIELD(trace->is_created_by_writer),
-               PRFIELD(trace->packet_header_type));
+       BUF_APPEND(", %strace-class-addr=%p", PRFIELD(trace->class));
+       SET_TMP_PREFIX("trace-class-");
+       format_trace_class(buf_ch, false, tmp_prefix, trace->class);
 }
 
 static inline void format_stream_class(char **buf_ch, bool extended,
-               const char *prefix, struct bt_stream_class *stream_class)
+               const char *prefix,
+               const struct bt_stream_class *stream_class)
 {
-       struct bt_trace *trace;
+       const struct bt_trace_class *trace_class;
        char tmp_prefix[64];
 
-       if (stream_class->id_set) {
-               BUF_APPEND(", %sid=%" PRId64, PRFIELD(stream_class->id));
-       }
+       BUF_APPEND(", %sid=%" PRIu64, PRFIELD(stream_class->id));
 
-       if (stream_class->name) {
-               BUF_APPEND(", %sname=\"%s\"", PRFIELD(stream_class->name->str));
+       if (stream_class->name.value) {
+               BUF_APPEND(", %sname=\"%s\"",
+                       PRFIELD(stream_class->name.value));
        }
 
        if (!extended) {
@@ -391,60 +518,67 @@ static inline void format_stream_class(char **buf_ch, bool extended,
 
        BUF_APPEND(", %sis-frozen=%d", PRFIELD(stream_class->frozen));
 
-       if (stream_class->clock) {
-               BUF_APPEND(", %sctf-writer-clock-addr=%p, "
-                       "%sctf-writer-clock-name=\"%s\"",
-                       PRFIELD(stream_class->clock),
-                       PRFIELD(bt_clock_class_get_name(stream_class->clock->clock_class)));
-       }
-
-       BUF_APPEND(", %sevent-class-count=%u, %spacket-context-ft-addr=%p, "
-               "%sevent-header-ft-addr=%p, %sevent-context-ft-addr=%p",
-               PRFIELD(stream_class->event_classes->len),
-               PRFIELD(stream_class->packet_context_type),
-               PRFIELD(stream_class->event_header_type),
-               PRFIELD(stream_class->event_context_type));
-       trace = bt_stream_class_borrow_trace(stream_class);
-       if (!trace) {
+       if (stream_class->event_classes) {
+               BUF_APPEND(", %sevent-class-count=%u",
+                       PRFIELD(stream_class->event_classes->len));
+       }
+
+       BUF_APPEND(", %spacket-context-fc-addr=%p, "
+               "%sevent-common-context-fc-addr=%p",
+               PRFIELD(stream_class->packet_context_fc),
+               PRFIELD(stream_class->event_common_context_fc));
+       trace_class = bt_stream_class_borrow_trace_class_inline(stream_class);
+       if (!trace_class) {
                return;
        }
 
-       BUF_APPEND(", %strace-addr=%p", PRFIELD(trace));
-       SET_TMP_PREFIX("trace-");
-       format_trace(buf_ch, false, tmp_prefix, trace);
+       BUF_APPEND(", %sassigns-auto-ec-id=%d, %sassigns-auto-stream-id=%d",
+               PRFIELD(stream_class->assigns_automatic_event_class_id),
+               PRFIELD(stream_class->assigns_automatic_stream_id));
+       BUF_APPEND(", %strace-class-addr=%p", PRFIELD(trace_class));
+       SET_TMP_PREFIX("trace-class-");
+       format_trace_class(buf_ch, false, tmp_prefix, trace_class);
+       SET_TMP_PREFIX("pcf-pool-");
+       format_object_pool(buf_ch, extended, tmp_prefix,
+               &stream_class->packet_context_field_pool);
 }
 
 static inline void format_event_class(char **buf_ch, bool extended,
-               const char *prefix, struct bt_event_class *event_class)
+               const char *prefix, const struct bt_event_class *event_class)
 {
-       struct bt_stream_class *stream_class;
-       struct bt_trace *trace;
+       const struct bt_stream_class *stream_class;
+       const struct bt_trace_class *trace_class;
        char tmp_prefix[64];
 
-       BUF_APPEND(", %sid=%" PRId64, PRFIELD(event_class->id));
+       BUF_APPEND(", %sid=%" PRIu64, PRFIELD(event_class->id));
 
-       if (event_class->name) {
-               BUF_APPEND(", %sname=\"%s\"", PRFIELD(event_class->name->str));
+       if (event_class->name.value) {
+               BUF_APPEND(", %sname=\"%s\"",
+                       PRFIELD(event_class->name.value));
        }
 
        if (!extended) {
                return;
        }
 
-       BUF_APPEND(", %sis-frozen=%d, %slog-level=%s",
-               PRFIELD(event_class->frozen),
-               PRFIELD(bt_event_class_log_level_string(event_class->log_level)));
+       BUF_APPEND(", %sis-frozen=%d", PRFIELD(event_class->frozen));
+
+       if (event_class->log_level.base.avail) {
+               BUF_APPEND(", %slog-level=%s",
+                       PRFIELD(bt_common_event_class_log_level_string(
+                               (int) event_class->log_level.value)));
+       }
 
-       if (event_class->emf_uri) {
+       if (event_class->emf_uri.value) {
                BUF_APPEND(", %semf-uri=\"%s\"",
-                       PRFIELD(event_class->emf_uri->str));
+                       PRFIELD(event_class->emf_uri.value));
        }
 
-       BUF_APPEND(", %scontext-ft-addr=%p, %spayload-ft-addr=%p",
-               PRFIELD(event_class->context),
-               PRFIELD(event_class->fields));
+       BUF_APPEND(", %sspecific-context-fc-addr=%p, %spayload-fc-addr=%p",
+               PRFIELD(event_class->specific_context_fc),
+               PRFIELD(event_class->payload_fc));
 
-       stream_class = bt_event_class_borrow_stream_class(event_class);
+       stream_class = bt_event_class_borrow_stream_class_const(event_class);
        if (!stream_class) {
                return;
        }
@@ -452,97 +586,77 @@ static inline void format_event_class(char **buf_ch, bool extended,
        BUF_APPEND(", %sstream-class-addr=%p", PRFIELD(stream_class));
        SET_TMP_PREFIX("stream-class-");
        format_stream_class(buf_ch, false, tmp_prefix, stream_class);
-       trace = bt_stream_class_borrow_trace(stream_class);
-       if (!trace) {
+       trace_class = bt_stream_class_borrow_trace_class_inline(stream_class);
+       if (!trace_class) {
                return;
        }
 
-       BUF_APPEND(", %strace-addr=%p", PRFIELD(trace));
-       SET_TMP_PREFIX("trace-");
-       format_trace(buf_ch, false, tmp_prefix, trace);
+       BUF_APPEND(", %strace-class-addr=%p", PRFIELD(trace_class));
+       SET_TMP_PREFIX("trace-class-");
+       format_trace_class(buf_ch, false, tmp_prefix, trace_class);
+       SET_TMP_PREFIX("event-pool-");
+       format_object_pool(buf_ch, extended, tmp_prefix,
+               &event_class->event_pool);
 }
 
 static inline void format_stream(char **buf_ch, bool extended,
-               const char *prefix, struct bt_stream *stream)
+               const char *prefix, const struct bt_stream *stream)
 {
-       struct bt_stream_class *stream_class;
-       struct bt_trace *trace;
+       const struct bt_stream_class *stream_class;
+       const struct bt_trace_class *trace_class = NULL;
+       const struct bt_trace *trace = NULL;
        char tmp_prefix[64];
 
-       BUF_APPEND(", %sid=%" PRId64, PRFIELD(stream->id));
+       BUF_APPEND(", %sid=%" PRIu64, PRFIELD(stream->id));
 
-       if (stream->name) {
-               BUF_APPEND(", %sname=\"%s\"", PRFIELD(stream->name->str));
+       if (stream->name.value) {
+               BUF_APPEND(", %sname=\"%s\"", PRFIELD(stream->name.value));
        }
 
-       BUF_APPEND(", %sis-ctf-writer-stream=%d",
-               PRFIELD(stream->pos.fd != -1));
-
        if (!extended) {
                return;
        }
 
-       if (stream->pos.fd != -1) {
-               BUF_APPEND(", %sheader-field-addr=%p, %scontext-field-addr=%p"
-                       ", %sfd=%d, %smmap-offset=%zu, "
-                       "%smmap-base-offset=%zu, %spacket-size=%" PRIu64 ", "
-                       "%soffset=%" PRId64 ", %sevent-count=%u, "
-                       "%sflushed-packet-count=%u, "
-                       "%sdiscarded-event-count=%" PRIu64 ", "
-                       "%ssize=%" PRIu64 ", %slast-ts-end=%" PRIu64,
-                       PRFIELD(stream->packet_header),
-                       PRFIELD(stream->packet_context),
-                       PRFIELD(stream->pos.fd),
-                       PRFIELD((size_t) stream->pos.mmap_offset),
-                       PRFIELD((size_t) stream->pos.mmap_base_offset),
-                       PRFIELD(stream->pos.packet_size),
-                       PRFIELD(stream->pos.offset),
-                       PRFIELD(stream->events->len),
-                       PRFIELD(stream->flushed_packet_count),
-                       PRFIELD(stream->discarded_events),
-                       PRFIELD(stream->size), PRFIELD(stream->last_ts_end));
-       }
-
-       stream_class = bt_stream_borrow_stream_class(stream);
-       if (!stream_class) {
-               return;
+       stream_class = bt_stream_borrow_class_const(stream);
+       if (stream_class) {
+               BUF_APPEND(", %sstream-class-addr=%p", PRFIELD(stream_class));
+               SET_TMP_PREFIX("stream-class-");
+               format_stream_class(buf_ch, false, tmp_prefix, stream_class);
+               trace_class = bt_stream_class_borrow_trace_class_inline(stream_class);
        }
 
-       BUF_APPEND(", %sstream-class-addr=%p", PRFIELD(stream_class));
-       SET_TMP_PREFIX("stream-class-");
-       format_stream_class(buf_ch, false, tmp_prefix, stream_class);
-       trace = bt_stream_class_borrow_trace(stream_class);
-       if (!trace) {
-               return;
+       if (trace_class) {
+               BUF_APPEND(", %strace-class-addr=%p", PRFIELD(trace_class));
+               SET_TMP_PREFIX("trace-class-");
+               format_trace_class(buf_ch, false, tmp_prefix, trace_class);
        }
 
-       trace = (struct bt_trace *) bt_object_borrow_parent(stream);
-       if (!trace) {
-               return;
+       trace = bt_stream_borrow_trace_inline(stream);
+       if (trace) {
+               BUF_APPEND(", %strace-addr=%p", PRFIELD(trace));
+               SET_TMP_PREFIX("trace-");
+               format_trace(buf_ch, false, tmp_prefix, trace);
        }
 
-       BUF_APPEND(", %strace-addr=%p", PRFIELD(trace));
-       SET_TMP_PREFIX("trace-");
-       format_trace(buf_ch, false, tmp_prefix, trace);
+       SET_TMP_PREFIX("packet-pool-");
+       format_object_pool(buf_ch, extended, tmp_prefix, &stream->packet_pool);
 }
 
 static inline void format_packet(char **buf_ch, bool extended,
-               const char *prefix, struct bt_packet *packet)
+               const char *prefix, const struct bt_packet *packet)
 {
-       struct bt_stream *stream;
-       struct bt_trace *trace;
+       const struct bt_stream *stream;
+       const struct bt_trace_class *trace_class;
        char tmp_prefix[64];
 
        if (!extended) {
                return;
        }
 
-       BUF_APPEND(", %sis-frozen=%d, %sheader-field-addr=%p, "
-               "%scontext-field-addr=%p",
+       BUF_APPEND(", %sis-frozen=%d, %scontext-field-addr=%p",
                PRFIELD(packet->frozen),
-               PRFIELD(packet->header),
-               PRFIELD(packet->context));
-       stream = bt_packet_borrow_stream(packet);
+               PRFIELD(packet->context_field ? packet->context_field->field : NULL));
+       stream = bt_packet_borrow_stream_const(packet);
        if (!stream) {
                return;
        }
@@ -550,57 +664,64 @@ static inline void format_packet(char **buf_ch, bool extended,
        BUF_APPEND(", %sstream-addr=%p", PRFIELD(stream));
        SET_TMP_PREFIX("stream-");
        format_stream(buf_ch, false, tmp_prefix, stream);
-       trace = (struct bt_trace *) bt_object_borrow_parent(stream);
-       if (!trace) {
+       trace_class = (const struct bt_trace_class *) bt_object_borrow_parent(&stream->base);
+       if (!trace_class) {
                return;
        }
 
-       BUF_APPEND(", %strace-addr=%p", PRFIELD(trace));
-       SET_TMP_PREFIX("trace-");
-       format_trace(buf_ch, false, tmp_prefix, trace);
+       BUF_APPEND(", %strace-class-addr=%p", PRFIELD(trace_class));
+       SET_TMP_PREFIX("trace-class-");
+       format_trace_class(buf_ch, false, tmp_prefix, trace_class);
 }
 
 static inline void format_event(char **buf_ch, bool extended,
-               const char *prefix, struct bt_event *event)
+               const char *prefix, const struct bt_event *event)
 {
-       struct bt_trace *trace;
-       struct bt_stream_class *stream_class;
-       struct bt_packet *packet;
-       struct bt_stream *stream;
+       const struct bt_packet *packet;
+       const struct bt_stream *stream;
+       const struct bt_trace_class *trace_class;
+       const struct bt_stream_class *stream_class;
        char tmp_prefix[64];
 
        if (!extended) {
                return;
        }
 
-       BUF_APPEND(", %sis-frozen=%d, %sheader-field-addr=%p, "
-               "%sstream-context-field-addr=%p, "
-               "%scontext-field-addr=%p, %spayload-field-addr=%p, "
-               "%sclock-value-count=%u",
+       BUF_APPEND(", %sis-frozen=%d, "
+               "%scommon-context-field-addr=%p, "
+               "%sspecific-context-field-addr=%p, "
+               "%spayload-field-addr=%p, ",
                PRFIELD(event->frozen),
-               PRFIELD(event->event_header),
-               PRFIELD(event->stream_event_context),
-               PRFIELD(event->context_payload),
-               PRFIELD(event->fields_payload),
-               PRFIELD(g_hash_table_size(event->clock_values)));
-       BUF_APPEND(", %sevent-class-addr=%p", PRFIELD(event->event_class));
+               PRFIELD(event->common_context_field),
+               PRFIELD(event->specific_context_field),
+               PRFIELD(event->payload_field));
+       BUF_APPEND(", %sevent-class-addr=%p", PRFIELD(event->class));
+
+       if (!event->class) {
+               return;
+       }
+
        SET_TMP_PREFIX("event-class-");
-       format_event_class(buf_ch, false, tmp_prefix, event->event_class);
-       stream_class = bt_event_class_borrow_stream_class(event->event_class);
+       format_event_class(buf_ch, false, tmp_prefix, event->class);
+       stream_class = bt_event_class_borrow_stream_class(event->class);
        if (stream_class) {
                BUF_APPEND(", %sstream-class-addr=%p", PRFIELD(stream_class));
                SET_TMP_PREFIX("stream-class-");
-               format_stream_class(buf_ch, false, tmp_prefix, stream_class);
-
-               trace = bt_stream_class_borrow_trace(stream_class);
-               if (trace) {
-                       BUF_APPEND(", %strace-addr=%p", PRFIELD(trace));
-                       SET_TMP_PREFIX("trace-");
-                       format_trace(buf_ch, false, tmp_prefix, trace);
+               format_stream_class(buf_ch, false, tmp_prefix,
+                       stream_class);
+
+               trace_class = bt_stream_class_borrow_trace_class_inline(
+                       stream_class);
+               if (trace_class) {
+                       BUF_APPEND(", %strace-class-addr=%p",
+                               PRFIELD(trace_class));
+                       SET_TMP_PREFIX("trace-class-");
+                       format_trace_class(buf_ch, false, tmp_prefix,
+                               trace_class);
                }
        }
 
-       packet = bt_event_borrow_packet(event);
+       packet = bt_event_borrow_packet_const(event);
        if (!packet) {
                return;
        }
@@ -608,7 +729,7 @@ static inline void format_event(char **buf_ch, bool extended,
        BUF_APPEND(", %spacket-addr=%p", PRFIELD(packet));
        SET_TMP_PREFIX("packet-");
        format_packet(buf_ch, false, tmp_prefix, packet);
-       stream = bt_packet_borrow_stream(packet);
+       stream = bt_packet_borrow_stream_const(packet);
        if (!stream) {
                return;
        }
@@ -619,56 +740,72 @@ static inline void format_event(char **buf_ch, bool extended,
 }
 
 static inline void format_clock_class(char **buf_ch, bool extended,
-               const char *prefix, struct bt_clock_class *clock_class)
+               const char *prefix, const struct bt_clock_class *clock_class)
 {
-       BUF_APPEND(", %sname=\"%s\", %sfreq=%" PRIu64,
-               PRFIELD(clock_class->name->str),
-               PRFIELD(clock_class->frequency));
+       char tmp_prefix[64];
+
+       if (clock_class->name.value) {
+               BUF_APPEND(", %sname=\"%s\"", PRFIELD(clock_class->name.value));
+       }
+
+       BUF_APPEND(", %sfreq=%" PRIu64, PRFIELD(clock_class->frequency));
 
        if (!extended) {
                return;
        }
 
-       if (clock_class->description) {
-               BUF_APPEND(", %spartial-description=\"%.32s\"",
-                       PRFIELD(clock_class->description->str));
+       if (clock_class->description.value) {
+               BUF_APPEND(", %spartial-descr=\"%.32s\"",
+                       PRFIELD(clock_class->description.value));
+       }
+
+       if (clock_class->uuid.value) {
+               BUF_APPEND_UUID(clock_class->uuid.value);
        }
 
        BUF_APPEND(", %sis-frozen=%d, %sprecision=%" PRIu64 ", "
                "%soffset-s=%" PRId64 ", "
-               "%soffset-cycles=%" PRId64 ", %sis-absolute=%d",
+               "%soffset-cycles=%" PRIu64 ", %sorigin-is-unix-epoch=%d, "
+               "%sbase-offset-ns=%" PRId64,
                PRFIELD(clock_class->frozen), PRFIELD(clock_class->precision),
-               PRFIELD(clock_class->offset_s), PRFIELD(clock_class->offset),
-               PRFIELD(clock_class->absolute));
-
-       if (clock_class->uuid_set) {
-               BUF_APPEND_UUID(clock_class->uuid);
-       }
+               PRFIELD(clock_class->offset_seconds),
+               PRFIELD(clock_class->offset_cycles),
+               PRFIELD(clock_class->origin_is_unix_epoch),
+               PRFIELD(clock_class->base_offset.value_ns));
+
+       SET_TMP_PREFIX("cs-pool-");
+       format_object_pool(buf_ch, extended, tmp_prefix,
+               &clock_class->cs_pool);
 }
 
-static inline void format_clock_value(char **buf_ch, bool extended,
-               const char *prefix, struct bt_clock_value *clock_value)
+static inline void format_clock_snapshot(char **buf_ch, bool extended,
+               const char *prefix, const struct bt_clock_snapshot *clock_snapshot)
 {
        char tmp_prefix[64];
-       BUF_APPEND(", %svalue=%" PRIu64 ", %sns-from-epoch=%" PRId64,
-               PRFIELD(clock_value->value),
-               PRFIELD(clock_value->ns_from_epoch));
+       BUF_APPEND(", %svalue=%" PRIu64 ", %sns-from-origin=%" PRId64,
+               PRFIELD(clock_snapshot->value_cycles),
+               PRFIELD(clock_snapshot->ns_from_origin));
 
        if (!extended) {
                return;
        }
 
-       BUF_APPEND(", %sclock-class-addr=%p",
-               PRFIELD(clock_value->clock_class));
-       SET_TMP_PREFIX("clock-class-");
-       format_clock_class(buf_ch, false, tmp_prefix, clock_value->clock_class);
+       BUF_APPEND(", %sis-set=%d", PRFIELD(clock_snapshot->is_set));
+
+       if (clock_snapshot->clock_class) {
+               BUF_APPEND(", %sclock-class-addr=%p",
+                       PRFIELD(clock_snapshot->clock_class));
+               SET_TMP_PREFIX("clock-class-");
+               format_clock_class(buf_ch, false, tmp_prefix,
+                       clock_snapshot->clock_class);
+       }
 }
 
 static inline void format_value(char **buf_ch, bool extended,
-               const char *prefix, struct bt_value *value)
+               const char *prefix, const struct bt_value *value)
 {
        BUF_APPEND(", %stype=%s",
-               PRFIELD(bt_value_type_string(bt_value_get_type(value))));
+               PRFIELD(bt_common_value_type_string(bt_value_get_type(value))));
 
        if (!extended) {
                return;
@@ -677,53 +814,50 @@ static inline void format_value(char **buf_ch, bool extended,
        switch (bt_value_get_type(value)) {
        case BT_VALUE_TYPE_BOOL:
        {
-               bt_bool val;
-               int status = bt_value_bool_get(value, &val);
+               bt_bool val = bt_value_bool_get(value);
 
-               assert(status == 0);
                BUF_APPEND(", %svalue=%d", PRFIELD(val));
                break;
        }
-       case BT_VALUE_TYPE_INTEGER:
+       case BT_VALUE_TYPE_UNSIGNED_INTEGER:
        {
-               int64_t val;
-               int status = bt_value_integer_get(value, &val);
-
-               assert(status == 0);
-               BUF_APPEND(", %svalue=%" PRId64, PRFIELD(val));
+               BUF_APPEND(", %svalue=%" PRIu64,
+                       PRFIELD(bt_value_unsigned_integer_get(value)));
+               break;
+       }
+       case BT_VALUE_TYPE_SIGNED_INTEGER:
+       {
+               BUF_APPEND(", %svalue=%" PRId64,
+                       PRFIELD(bt_value_signed_integer_get(value)));
                break;
        }
-       case BT_VALUE_TYPE_FLOAT:
+       case BT_VALUE_TYPE_REAL:
        {
-               double val;
-               int status = bt_value_float_get(value, &val);
+               double val = bt_value_real_get(value);
 
-               assert(status == 0);
                BUF_APPEND(", %svalue=%f", PRFIELD(val));
                break;
        }
        case BT_VALUE_TYPE_STRING:
        {
-               const char *val;
-               int status = bt_value_string_get(value, &val);
+               const char *val = bt_value_string_get(value);
 
-               assert(status == 0);
                BUF_APPEND(", %spartial-value=\"%.32s\"", PRFIELD(val));
                break;
        }
        case BT_VALUE_TYPE_ARRAY:
        {
-               int64_t count = bt_value_array_size(value);
+               int64_t count = bt_value_array_get_size(value);
 
-               assert(count >= 0);
+               BT_ASSERT(count >= 0);
                BUF_APPEND(", %selement-count=%" PRId64, PRFIELD(count));
                break;
        }
        case BT_VALUE_TYPE_MAP:
        {
-               int64_t count = bt_value_map_size(value);
+               int64_t count = bt_value_map_get_size(value);
 
-               assert(count >= 0);
+               BT_ASSERT(count >= 0);
                BUF_APPEND(", %selement-count=%" PRId64, PRFIELD(count));
                break;
        }
@@ -732,107 +866,126 @@ static inline void format_value(char **buf_ch, bool extended,
        }
 }
 
-static inline void format_notification(char **buf_ch, bool extended,
-               const char *prefix, struct bt_notification *notif)
+static inline void format_message(char **buf_ch, bool extended,
+               const char *prefix, const struct bt_message *msg)
 {
        char tmp_prefix[64];
 
        BUF_APPEND(", %stype=%s",
-               PRFIELD(bt_notification_type_string(notif->type)));
+               PRFIELD(bt_message_type_string(msg->type)));
 
        if (!extended) {
                return;
        }
 
-       BUF_APPEND(", %sis-frozen=%d", PRFIELD(notif->frozen));
+       BUF_APPEND(", %sis-frozen=%d, %sgraph-addr=%p",
+               PRFIELD(msg->frozen), PRFIELD(msg->graph));
 
-       switch (notif->type) {
-       case BT_NOTIFICATION_TYPE_EVENT:
+       switch (msg->type) {
+       case BT_MESSAGE_TYPE_EVENT:
        {
-               struct bt_notification_event *notif_event = (void *) notif;
+               const struct bt_message_event *msg_event =
+                       (const void *) msg;
 
-               SET_TMP_PREFIX("event-");
-               format_event(buf_ch, true, tmp_prefix, notif_event->event);
+               if (msg_event->event) {
+                       SET_TMP_PREFIX("event-");
+                       format_event(buf_ch, true, tmp_prefix,
+                               msg_event->event);
+               }
 
-               if (!notif_event->cc_prio_map) {
-                       return;
+               if (msg_event->default_cs) {
+                       SET_TMP_PREFIX("default-cs-");
+                       format_clock_snapshot(buf_ch, true, tmp_prefix,
+                               msg_event->default_cs);
                }
 
-               BUF_APPEND(", %scc-prio-map-addr=%p, %scc-prio-map-cc-count=%u",
-                       PRFIELD(notif_event->cc_prio_map),
-                       PRFIELD(notif_event->cc_prio_map->entries->len));
                break;
        }
-       case BT_NOTIFICATION_TYPE_INACTIVITY:
+       case BT_MESSAGE_TYPE_STREAM_BEGINNING:
+       case BT_MESSAGE_TYPE_STREAM_END:
        {
-               struct bt_notification_inactivity *notif_inactivity =
-                       (void *) notif;
+               const struct bt_message_stream *msg_stream = (const void *) msg;
 
-               if (!notif_inactivity->cc_prio_map) {
-                       return;
+               if (msg_stream->stream) {
+                       SET_TMP_PREFIX("stream-");
+                       format_stream(buf_ch, true, tmp_prefix,
+                               msg_stream->stream);
                }
 
-               BUF_APPEND(", %scc-prio-map-addr=%p, %scc-prio-map-cc-count=%u",
-                       PRFIELD(notif_inactivity->cc_prio_map),
-                       PRFIELD(notif_inactivity->cc_prio_map->entries->len));
                break;
        }
-       case BT_NOTIFICATION_TYPE_STREAM_BEGIN:
+       case BT_MESSAGE_TYPE_STREAM_ACTIVITY_BEGINNING:
+       case BT_MESSAGE_TYPE_STREAM_ACTIVITY_END:
        {
-               struct bt_notification_stream_begin *notif_stream =
-                       (void *) notif;
+               const struct bt_message_stream_activity *msg_stream_activity =
+                       (const void *) msg;
 
-               SET_TMP_PREFIX("stream-");
-               format_stream(buf_ch, true, tmp_prefix, notif_stream->stream);
-               break;
-       }
-       case BT_NOTIFICATION_TYPE_STREAM_END:
-       {
-               struct bt_notification_stream_end *notif_stream =
-                       (void *) notif;
+               if (msg_stream_activity->stream) {
+                       SET_TMP_PREFIX("stream-");
+                       format_stream(buf_ch, true, tmp_prefix,
+                               msg_stream_activity->stream);
+               }
 
-               SET_TMP_PREFIX("stream-");
-               format_stream(buf_ch, true, tmp_prefix, notif_stream->stream);
-               break;
-       }
-       case BT_NOTIFICATION_TYPE_PACKET_BEGIN:
-       {
-               struct bt_notification_packet_begin *notif_packet =
-                       (void *) notif;
+               BUF_APPEND(", %sdefault-cs-state=%s",
+                       PRFIELD(bt_message_stream_activity_clock_snapshot_state_string(
+                               msg_stream_activity->default_cs_state)));
+
+               if (msg_stream_activity->default_cs) {
+                       SET_TMP_PREFIX("default-cs-");
+                       format_clock_snapshot(buf_ch, true, tmp_prefix,
+                               msg_stream_activity->default_cs);
+               }
 
-               SET_TMP_PREFIX("packet-");
-               format_packet(buf_ch, true, tmp_prefix, notif_packet->packet);
                break;
        }
-       case BT_NOTIFICATION_TYPE_PACKET_END:
+       case BT_MESSAGE_TYPE_PACKET_BEGINNING:
+       case BT_MESSAGE_TYPE_PACKET_END:
        {
-               struct bt_notification_packet_end *notif_packet =
-                       (void *) notif;
+               const struct bt_message_packet *msg_packet = (const void *) msg;
+
+               if (msg_packet->packet) {
+                       SET_TMP_PREFIX("packet-");
+                       format_packet(buf_ch, true, tmp_prefix,
+                               msg_packet->packet);
+               }
+
+               if (msg_packet->default_cs) {
+                       SET_TMP_PREFIX("default-cs-");
+                       format_clock_snapshot(buf_ch, true, tmp_prefix,
+                               msg_packet->default_cs);
+               }
 
-               SET_TMP_PREFIX("packet-");
-               format_packet(buf_ch, true, tmp_prefix, notif_packet->packet);
                break;
        }
-       case BT_NOTIFICATION_TYPE_DISCARDED_EVENTS:
-       case BT_NOTIFICATION_TYPE_DISCARDED_PACKETS:
+       case BT_MESSAGE_TYPE_DISCARDED_EVENTS:
+       case BT_MESSAGE_TYPE_DISCARDED_PACKETS:
        {
-               struct bt_notification_discarded_elements *notif_discarded =
-                       (void *) notif;
+               const struct bt_message_discarded_items *msg_disc_items =
+                       (const void *) msg;
 
-               BUF_APPEND(", %scount=%" PRId64,
-                       PRFIELD(notif_discarded->count));
+               if (msg_disc_items->stream) {
+                       SET_TMP_PREFIX("stream-");
+                       format_stream(buf_ch, true, tmp_prefix,
+                               msg_disc_items->stream);
+               }
 
-               if (notif_discarded->begin_clock_value) {
-                       SET_TMP_PREFIX("begin-clock-value-");
-                       format_clock_value(buf_ch, true, tmp_prefix,
-                               notif_discarded->begin_clock_value);
+               if (msg_disc_items->default_begin_cs) {
+                       SET_TMP_PREFIX("default-begin-cs-");
+                       format_clock_snapshot(buf_ch, true, tmp_prefix,
+                               msg_disc_items->default_begin_cs);
                }
 
-               if (notif_discarded->end_clock_value) {
-                       SET_TMP_PREFIX("end-clock-value-");
-                       format_clock_value(buf_ch, true, tmp_prefix,
-                               notif_discarded->end_clock_value);
+               if (msg_disc_items->default_end_cs) {
+                       SET_TMP_PREFIX("default-end-cs-");
+                       format_clock_snapshot(buf_ch, true, tmp_prefix,
+                               msg_disc_items->default_end_cs);
                }
+
+               if (msg_disc_items->count.base.avail) {
+                       BUF_APPEND(", %scount=%" PRIu64,
+                               PRFIELD(msg_disc_items->count.value));
+               }
+
                break;
        }
        default:
@@ -842,27 +995,28 @@ static inline void format_notification(char **buf_ch, bool extended,
 
 static inline void format_plugin_so_shared_lib_handle(char **buf_ch,
                const char *prefix,
-               struct bt_plugin_so_shared_lib_handle *handle)
+               const struct bt_plugin_so_shared_lib_handle *handle)
 {
        BUF_APPEND(", %saddr=%p", PRFIELD(handle));
 
        if (handle->path) {
-               BUF_APPEND(", %spath=\"%s\"", PRFIELD(handle->path->str));
+               BUF_APPEND(", %spath=\"%s\"", PRFIELD_GSTRING(handle->path));
        }
 }
 
 static inline void format_component_class(char **buf_ch, bool extended,
-               const char *prefix, struct bt_component_class *comp_class)
+               const char *prefix,
+               const struct bt_component_class *comp_class)
 {
        char tmp_prefix[64];
 
        BUF_APPEND(", %stype=%s, %sname=\"%s\"",
                PRFIELD(bt_component_class_type_string(comp_class->type)),
-               PRFIELD(comp_class->name->str));
+               PRFIELD_GSTRING(comp_class->name));
 
        if (comp_class->description) {
                BUF_APPEND(", %spartial-descr=\"%.32s\"",
-                       PRFIELD(comp_class->description->str));
+                       PRFIELD_GSTRING(comp_class->description));
        }
 
        if (!extended) {
@@ -879,31 +1033,42 @@ static inline void format_component_class(char **buf_ch, bool extended,
 }
 
 static inline void format_component(char **buf_ch, bool extended,
-               const char *prefix, struct bt_component *component)
+               const char *prefix, const struct bt_component *component)
 {
        char tmp_prefix[64];
 
-       BUF_APPEND(", %sname=\"%s\"", PRFIELD(component->name->str));
-       SET_TMP_PREFIX("class-");
-       format_component_class(buf_ch, extended, tmp_prefix, component->class);
+       BUF_APPEND(", %sname=\"%s\"",
+               PRFIELD_GSTRING(component->name));
+
+       if (component->class) {
+               SET_TMP_PREFIX("class-");
+               format_component_class(buf_ch, extended, tmp_prefix,
+                       component->class);
+       }
 
        if (!extended) {
                return;
        }
 
-       BUF_APPEND(", %sinput-port-count=%u, %soutput-port-count=%u",
-               PRFIELD(component->input_ports ? component->input_ports->len : 0),
-               PRFIELD(component->output_ports ? component->output_ports->len : 0));
+       if (component->input_ports) {
+               BUF_APPEND(", %sinput-port-count=%u",
+                       PRFIELD(component->input_ports->len));
+       }
+
+       if (component->output_ports) {
+               BUF_APPEND(", %soutput-port-count=%u",
+                       PRFIELD(component->output_ports->len));
+       }
 }
 
 static inline void format_port(char **buf_ch, bool extended,
-               const char *prefix, struct bt_port *port)
+               const char *prefix, const struct bt_port *port)
 {
        char tmp_prefix[64];
 
        BUF_APPEND(", %stype=%s, %sname=\"%s\"",
                PRFIELD(bt_port_type_string(port->type)),
-               PRFIELD(port->name->str));
+               PRFIELD_GSTRING(port->name));
 
        if (!extended) {
                return;
@@ -916,7 +1081,7 @@ static inline void format_port(char **buf_ch, bool extended,
 }
 
 static inline void format_connection(char **buf_ch, bool extended,
-               const char *prefix, struct bt_connection *connection)
+               const char *prefix, const struct bt_connection *connection)
 {
        char tmp_prefix[64];
 
@@ -938,30 +1103,52 @@ static inline void format_connection(char **buf_ch, bool extended,
 }
 
 static inline void format_graph(char **buf_ch, bool extended,
-               const char *prefix, struct bt_graph *graph)
+               const char *prefix, const struct bt_graph *graph)
 {
-       BUF_APPEND(", %sis-canceled=%d", PRFIELD(graph->canceled));
+       char tmp_prefix[64];
+
+       BUF_APPEND(", %sis-canceled=%d, %scan-consume=%d, "
+               "%sconfig-state=%s",
+               PRFIELD(graph->canceled),
+               PRFIELD(graph->can_consume),
+               PRFIELD(bt_graph_configuration_state_string(graph->config_state)));
 
        if (!extended) {
                return;
        }
 
-       BUF_APPEND(", %scomp-count=%u, %sconn-count=%u",
-               PRFIELD(graph->components->len),
-               PRFIELD(graph->connections->len));
+       if (graph->components) {
+               BUF_APPEND(", %scomp-count=%u",
+                       PRFIELD(graph->components->len));
+       }
+
+       if (graph->connections) {
+               BUF_APPEND(", %sconn-count=%u",
+                       PRFIELD(graph->connections->len));
+       }
+
+       SET_TMP_PREFIX("en-pool-");
+       format_object_pool(buf_ch, extended, tmp_prefix,
+               &graph->event_msg_pool);
+       SET_TMP_PREFIX("pbn-pool-");
+       format_object_pool(buf_ch, extended, tmp_prefix,
+               &graph->packet_begin_msg_pool);
+       SET_TMP_PREFIX("pen-pool-");
+       format_object_pool(buf_ch, extended, tmp_prefix,
+               &graph->packet_end_msg_pool);
 }
 
-static inline void format_notification_iterator(char **buf_ch,
+static inline void format_message_iterator(char **buf_ch,
                bool extended, const char *prefix,
-               struct bt_notification_iterator *iterator)
+               const struct bt_message_iterator *iterator)
 {
        const char *type;
        char tmp_prefix[64];
 
-       if (iterator->type == BT_NOTIFICATION_ITERATOR_TYPE_PRIVATE_CONNECTION) {
-               type = "BT_NOTIFICATION_ITERATOR_TYPE_PRIVATE_CONNECTION";
-       } else if (iterator->type == BT_NOTIFICATION_ITERATOR_TYPE_OUTPUT_PORT) {
-               type = "BT_NOTIFICATION_ITERATOR_TYPE_OUTPUT_PORT";
+       if (iterator->type == BT_MESSAGE_ITERATOR_TYPE_SELF_COMPONENT_PORT_INPUT) {
+               type = "BT_MESSAGE_ITERATOR_TYPE_SELF_COMPONENT_PORT_INPUT";
+       } else if (iterator->type == BT_MESSAGE_ITERATOR_TYPE_PORT_OUTPUT) {
+               type = "BT_MESSAGE_ITERATOR_TYPE_PORT_OUTPUT";
        } else {
                type = "(unknown)";
        }
@@ -969,44 +1156,47 @@ static inline void format_notification_iterator(char **buf_ch,
        BUF_APPEND(", %stype=%s", PRFIELD(type));
 
        switch (iterator->type) {
-       case BT_NOTIFICATION_ITERATOR_TYPE_PRIVATE_CONNECTION:
+       case BT_MESSAGE_ITERATOR_TYPE_SELF_COMPONENT_PORT_INPUT:
        {
-               struct bt_notification_iterator_private_connection *
-                       iter_priv_conn = (void *) iterator;
+               const struct bt_self_component_port_input_message_iterator *
+                       port_in_iter = (const void *) iterator;
 
-               if (iter_priv_conn->upstream_component) {
+               if (port_in_iter->upstream_component) {
                        SET_TMP_PREFIX("upstream-comp-");
                        format_component(buf_ch, false, tmp_prefix,
-                               iter_priv_conn->upstream_component);
+                               port_in_iter->upstream_component);
                }
 
-               if (iter_priv_conn->upstream_port) {
+               if (port_in_iter->upstream_port) {
                        SET_TMP_PREFIX("upstream-port-");
                        format_port(buf_ch, false, tmp_prefix,
-                               iter_priv_conn->upstream_port);
+                               port_in_iter->upstream_port);
                }
 
-               if (iter_priv_conn->connection) {
+               if (port_in_iter->connection) {
                        SET_TMP_PREFIX("upstream-conn-");
                        format_connection(buf_ch, false, tmp_prefix,
-                               iter_priv_conn->connection);
+                               port_in_iter->connection);
                }
                break;
        }
-       case BT_NOTIFICATION_ITERATOR_TYPE_OUTPUT_PORT:
+       case BT_MESSAGE_ITERATOR_TYPE_PORT_OUTPUT:
        {
-               struct bt_notification_iterator_output_port *iter_output_port =
-                       (void *) iterator;
-
-               SET_TMP_PREFIX("graph-");
-               format_graph(buf_ch, false, tmp_prefix,
-                       iter_output_port->graph);
-               SET_TMP_PREFIX("colander-comp-");
-               format_component(buf_ch, false, tmp_prefix,
-                       iter_output_port->colander);
-               SET_TMP_PREFIX("output-port-");
-               format_port(buf_ch, false, tmp_prefix,
-                       iter_output_port->output_port);
+               const struct bt_port_output_message_iterator *port_out_iter =
+                       (const void *) iterator;
+
+               if (port_out_iter->graph) {
+                       SET_TMP_PREFIX("graph-");
+                       format_graph(buf_ch, false, tmp_prefix,
+                               port_out_iter->graph);
+               }
+
+               if (port_out_iter->colander) {
+                       SET_TMP_PREFIX("colander-comp-");
+                       format_component(buf_ch, false, tmp_prefix,
+                               (void *) port_out_iter->colander);
+               }
+
                break;
        }
        default:
@@ -1015,7 +1205,7 @@ static inline void format_notification_iterator(char **buf_ch,
 }
 
 static inline void format_plugin(char **buf_ch, bool extended,
-               const char *prefix, struct bt_plugin *plugin)
+               const char *prefix, const struct bt_plugin *plugin)
 {
        char tmp_prefix[64];
 
@@ -1023,12 +1213,12 @@ static inline void format_plugin(char **buf_ch, bool extended,
 
        if (plugin->info.path_set) {
                BUF_APPEND(", %spath=\"%s\"",
-                       PRFIELD(plugin->info.path->str));
+                       PRFIELD_GSTRING(plugin->info.path));
        }
 
        if (plugin->info.name_set) {
                BUF_APPEND(", %sname=\"%s\"",
-                       PRFIELD(plugin->info.name->str));
+                       PRFIELD_GSTRING(plugin->info.name));
        }
 
        if (!extended) {
@@ -1037,12 +1227,12 @@ static inline void format_plugin(char **buf_ch, bool extended,
 
        if (plugin->info.author_set) {
                BUF_APPEND(", %sauthor=\"%s\"",
-                       PRFIELD(plugin->info.author->str));
+                       PRFIELD_GSTRING(plugin->info.author));
        }
 
        if (plugin->info.license_set) {
                BUF_APPEND(", %slicense=\"%s\"",
-                       PRFIELD(plugin->info.license->str));
+                       PRFIELD_GSTRING(plugin->info.license));
        }
 
        if (plugin->info.version_set) {
@@ -1054,13 +1244,15 @@ static inline void format_plugin(char **buf_ch, bool extended,
                                plugin->info.version.extra->str : "");
        }
 
-       BUF_APPEND(", %sis-frozen=%d, %scomp-class-count=%u",
-               PRFIELD(plugin->frozen),
-               PRFIELD(plugin->comp_classes->len));
+       BUF_APPEND(", %ssrc-comp-class-count=%u, %sflt-comp-class-count=%u, "
+               "%ssink-comp-class-count=%u",
+               PRFIELD(plugin->src_comp_classes->len),
+               PRFIELD(plugin->flt_comp_classes->len),
+               PRFIELD(plugin->sink_comp_classes->len));
 
        if (plugin->spec_data) {
-               struct bt_plugin_so_spec_data *spec_data =
-                       (void *) plugin->spec_data;
+               const struct bt_plugin_so_spec_data *spec_data =
+                       (const void *) plugin->spec_data;
 
                if (spec_data->shared_lib_handle) {
                        SET_TMP_PREFIX("so-handle-");
@@ -1070,12 +1262,6 @@ static inline void format_plugin(char **buf_ch, bool extended,
        }
 }
 
-static inline void format_ctf_writer(char **buf_ch, bool extended,
-               const char *prefix, struct bt_ctf_writer *writer)
-{
-       /* TODO */
-}
-
 static inline void handle_conversion_specifier_bt(void *priv_data,
                char **buf_ch, size_t avail_size,
                const char **out_fmt_ch, va_list *args)
@@ -1084,11 +1270,18 @@ static inline void handle_conversion_specifier_bt(void *priv_data,
        bool extended = false;
        char prefix[64];
        char *prefix_ch = prefix;
-       void *obj;
+       const void *obj;
 
        /* skip "%!" */
        fmt_ch += 2;
 
+       if (*fmt_ch == 'u') {
+               /* UUID */
+               obj = va_arg(*args, void *);
+               format_uuid(buf_ch, obj);
+               goto update_fmt;
+       }
+
        if (*fmt_ch == '[') {
                /* local prefix */
                fmt_ch++;
@@ -1121,11 +1314,8 @@ static inline void handle_conversion_specifier_bt(void *priv_data,
        }
 
        switch (*fmt_ch) {
-       case 'r':
-               format_ref_count(buf_ch, extended, prefix, obj);
-               break;
        case 'F':
-               format_field_type(buf_ch, extended, prefix, obj);
+               format_field_class(buf_ch, extended, prefix, obj);
                break;
        case 'f':
                format_field(buf_ch, extended, prefix, obj);
@@ -1151,20 +1341,23 @@ static inline void handle_conversion_specifier_bt(void *priv_data,
        case 't':
                format_trace(buf_ch, extended, prefix, obj);
                break;
+       case 'T':
+               format_trace_class(buf_ch, extended, prefix, obj);
+               break;
        case 'K':
                format_clock_class(buf_ch, extended, prefix, obj);
                break;
        case 'k':
-               format_clock_value(buf_ch, extended, prefix, obj);
+               format_clock_snapshot(buf_ch, extended, prefix, obj);
                break;
        case 'v':
                format_value(buf_ch, extended, prefix, obj);
                break;
        case 'n':
-               format_notification(buf_ch, extended, prefix, obj);
+               format_message(buf_ch, extended, prefix, obj);
                break;
        case 'i':
-               format_notification_iterator(buf_ch, extended, prefix, obj);
+               format_message_iterator(buf_ch, extended, prefix, obj);
                break;
        case 'C':
                format_component_class(buf_ch, extended, prefix, obj);
@@ -1178,14 +1371,17 @@ static inline void handle_conversion_specifier_bt(void *priv_data,
        case 'x':
                format_connection(buf_ch, extended, prefix, obj);
                break;
-       case 'u':
+       case 'l':
                format_plugin(buf_ch, extended, prefix, obj);
                break;
        case 'g':
                format_graph(buf_ch, extended, prefix, obj);
                break;
-       case 'w':
-               format_ctf_writer(buf_ch, extended, prefix, obj);
+       case 'o':
+               format_object_pool(buf_ch, extended, prefix, obj);
+               break;
+       case 'O':
+               format_object(buf_ch, extended, prefix, obj);
                break;
        default:
                abort();
@@ -1196,14 +1392,12 @@ update_fmt:
        *out_fmt_ch = fmt_ch;
 }
 
-BT_HIDDEN
 void bt_lib_log(const char *func, const char *file, unsigned line,
                int lvl, const char *tag, const char *fmt, ...)
 {
        va_list args;
 
-       assert(tag);
-       assert(fmt);
+       BT_ASSERT(fmt);
        va_start(args, fmt);
        bt_common_custom_vsnprintf(lib_logging_buf, LIB_LOGGING_BUF_SIZE, '!',
                handle_conversion_specifier_bt, NULL, fmt, &args);
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