* SOFTWARE.
*/
+#define BT_LOG_TAG "TRACE"
+#include <babeltrace/lib-logging-internal.h>
+
#include <babeltrace/ctf-ir/trace-internal.h>
#include <babeltrace/ctf-ir/clock-class-internal.h>
#include <babeltrace/ctf-ir/stream-internal.h>
#include <babeltrace/ctf-ir/validation-internal.h>
#include <babeltrace/ctf-ir/visitor-internal.h>
#include <babeltrace/ctf-ir/utils.h>
-#include <babeltrace/graph/notification-schema.h>
#include <babeltrace/compiler-internal.h>
#include <babeltrace/values.h>
#include <babeltrace/ref.h>
+#include <babeltrace/types.h>
#include <babeltrace/endian-internal.h>
#include <inttypes.h>
+#include <stdint.h>
+#include <string.h>
#define DEFAULT_IDENTIFIER_SIZE 128
#define DEFAULT_METADATA_STRING_SIZE 4096
static
void bt_ctf_trace_destroy(struct bt_object *obj);
static
-int init_trace_packet_header(struct bt_ctf_trace *trace);
-static
void bt_ctf_trace_freeze(struct bt_ctf_trace *trace);
static
struct bt_ctf_trace *bt_ctf_trace_create(void)
{
struct bt_ctf_trace *trace = NULL;
+ struct bt_ctf_field_type *packet_header_type = NULL;
trace = g_new0(struct bt_ctf_trace, 1);
if (!trace) {
goto error;
}
- /* Generate a trace UUID */
- uuid_generate(trace->uuid);
- if (init_trace_packet_header(trace)) {
+ packet_header_type = bt_ctf_field_type_structure_create();
+ if (!packet_header_type) {
goto error;
}
+ BT_MOVE(trace->packet_header_type, packet_header_type);
+
/* Create the environment array object */
trace->environment = bt_ctf_attributes_create();
if (!trace->environment) {
error:
BT_PUT(trace);
+ bt_put(packet_header_type);
return trace;
}
return ret;
}
+const unsigned char *bt_ctf_trace_get_uuid(struct bt_ctf_trace *trace)
+{
+ return trace && trace->uuid_set ? trace->uuid : NULL;
+}
+
+int bt_ctf_trace_set_uuid(struct bt_ctf_trace *trace, const unsigned char *uuid)
+{
+ int ret = 0;
+
+ if (!trace || !uuid || trace->frozen) {
+ ret = -1;
+ goto end;
+ }
+
+ memcpy(trace->uuid, uuid, sizeof(uuid_t));
+ trace->uuid_set = BT_TRUE;
+
+end:
+ return ret;
+}
+
void bt_ctf_trace_destroy(struct bt_object *obj)
{
struct bt_ctf_trace *trace;
return ret;
}
-int bt_ctf_trace_get_environment_field_count(struct bt_ctf_trace *trace)
+int64_t bt_ctf_trace_get_environment_field_count(struct bt_ctf_trace *trace)
{
- int ret = 0;
+ int64_t ret = 0;
if (!trace) {
- ret = -1;
+ ret = (int64_t) -1;
goto end;
}
}
const char *
-bt_ctf_trace_get_environment_field_name(struct bt_ctf_trace *trace,
- int index)
+bt_ctf_trace_get_environment_field_name_by_index(struct bt_ctf_trace *trace,
+ uint64_t index)
{
const char *ret = NULL;
return ret;
}
-struct bt_value *bt_ctf_trace_get_environment_field_value(
- struct bt_ctf_trace *trace, int index)
+struct bt_value *bt_ctf_trace_get_environment_field_value_by_index(
+ struct bt_ctf_trace *trace, uint64_t index)
{
struct bt_value *ret = NULL;
{
int ret = 0;
- if (!trace || !bt_ctf_clock_class_is_valid(clock_class)) {
+ if (!trace || trace->is_static ||
+ !bt_ctf_clock_class_is_valid(clock_class)) {
ret = -1;
goto end;
}
return ret;
}
-int bt_ctf_trace_get_clock_class_count(struct bt_ctf_trace *trace)
+int64_t bt_ctf_trace_get_clock_class_count(struct bt_ctf_trace *trace)
{
- int ret = -1;
+ int64_t ret = (int64_t) -1;
if (!trace) {
goto end;
return ret;
}
-struct bt_ctf_clock_class *bt_ctf_trace_get_clock_class(
- struct bt_ctf_trace *trace, int index)
+struct bt_ctf_clock_class *bt_ctf_trace_get_clock_class_by_index(
+ struct bt_ctf_trace *trace, uint64_t index)
{
struct bt_ctf_clock_class *clock_class = NULL;
- if (!trace || index < 0 || index >= trace->clocks->len) {
+ if (!trace || index >= trace->clocks->len) {
goto end;
}
return clock_class;
}
+static
+bool packet_header_field_type_is_valid(struct bt_ctf_trace *trace,
+ struct bt_ctf_field_type *packet_header_type)
+{
+ int ret;
+ bool is_valid = true;
+ struct bt_ctf_field_type *field_type = NULL;
+
+ if (!packet_header_type) {
+ /*
+ * No packet header field type: trace must have only
+ * one stream. At this point the stream class being
+ * added is not part of the trace yet, so we validate
+ * that the trace contains no stream classes yet.
+ */
+ if (trace->stream_classes->len >= 1) {
+ BT_LOGW_STR("Invalid packet header field type: "
+ "packet header field type does not exist but there's more than one stream class in the trace.");
+ goto invalid;
+ }
+
+ /* No packet header field type: valid at this point */
+ goto end;
+ }
+
+ /* Packet header field type, if it exists, must be a structure */
+ if (!bt_ctf_field_type_is_structure(packet_header_type)) {
+ BT_LOGW("Invalid packet header field type: must be a structure field type if it exists: "
+ "ft-addr=%p, ft-id=%s",
+ packet_header_type,
+ bt_ctf_field_type_id_string(packet_header_type->id));
+ goto invalid;
+ }
+
+ /*
+ * If there's a `magic` field, it must be a 32-bit unsigned
+ * integer field type. Also it must be the first field of the
+ * packet header field type.
+ */
+ field_type = bt_ctf_field_type_structure_get_field_type_by_name(
+ packet_header_type, "magic");
+ if (field_type) {
+ const char *field_name;
+
+ if (!bt_ctf_field_type_is_integer(field_type)) {
+ BT_LOGW("Invalid packet header field type: `magic` field must be an integer field type: "
+ "magic-ft-addr=%p, magic-ft-id=%s",
+ field_type,
+ bt_ctf_field_type_id_string(field_type->id));
+ goto invalid;
+ }
+
+ if (bt_ctf_field_type_integer_is_signed(field_type)) {
+ BT_LOGW("Invalid packet header field type: `magic` field must be an unsigned integer field type: "
+ "magic-ft-addr=%p", field_type);
+ goto invalid;
+ }
+
+ if (bt_ctf_field_type_integer_get_size(field_type) != 32) {
+ BT_LOGW("Invalid packet header field type: `magic` field must be a 32-bit unsigned integer field type: "
+ "magic-ft-addr=%p, magic-ft-size=%u",
+ field_type,
+ bt_ctf_field_type_integer_get_size(field_type));
+ goto invalid;
+ }
+
+ ret = bt_ctf_field_type_structure_get_field_by_index(
+ packet_header_type, &field_name, NULL, 0);
+ assert(ret == 0);
+
+ if (strcmp(field_name, "magic") != 0) {
+ BT_LOGW("Invalid packet header field type: `magic` field must be the first field: "
+ "magic-ft-addr=%p, first-field-name=\"%s\"",
+ field_type, field_name);
+ goto invalid;
+ }
+
+ BT_PUT(field_type);
+ }
+
+ /*
+ * If there's a `uuid` field, it must be an array field type of
+ * length 16 with an 8-bit unsigned integer element field type.
+ */
+ field_type = bt_ctf_field_type_structure_get_field_type_by_name(
+ packet_header_type, "uuid");
+ if (field_type) {
+ struct bt_ctf_field_type *elem_ft;
+
+ if (!bt_ctf_field_type_is_array(field_type)) {
+ BT_LOGW("Invalid packet header field type: `uuid` field must be an array field type: "
+ "uuid-ft-addr=%p, uuid-ft-id=%s",
+ field_type,
+ bt_ctf_field_type_id_string(field_type->id));
+ goto invalid;
+ }
+
+ if (bt_ctf_field_type_array_get_length(field_type) != 16) {
+ BT_LOGW("Invalid packet header field type: `uuid` array field type's length must be 16: "
+ "uuid-ft-addr=%p, uuid-ft-length=%" PRId64,
+ field_type,
+ bt_ctf_field_type_array_get_length(field_type));
+ goto invalid;
+ }
+
+ elem_ft = bt_ctf_field_type_array_get_element_type(field_type);
+ assert(elem_ft);
+
+ if (!bt_ctf_field_type_is_integer(elem_ft)) {
+ BT_LOGW("Invalid packet header field type: `uuid` field's element field type must be an integer field type: "
+ "elem-ft-addr=%p, elem-ft-id=%s",
+ elem_ft,
+ bt_ctf_field_type_id_string(elem_ft->id));
+ bt_put(elem_ft);
+ goto invalid;
+ }
+
+ if (bt_ctf_field_type_integer_is_signed(elem_ft)) {
+ BT_LOGW("Invalid packet header field type: `uuid` field's element field type must be an unsigned integer field type: "
+ "elem-ft-addr=%p", elem_ft);
+ bt_put(elem_ft);
+ goto invalid;
+ }
+
+ if (bt_ctf_field_type_integer_get_size(elem_ft) != 8) {
+ BT_LOGW("Invalid packet header field type: `uuid` field's element field type must be an 8-bit unsigned integer field type: "
+ "elem-ft-addr=%p, elem-ft-size=%u",
+ elem_ft,
+ bt_ctf_field_type_integer_get_size(elem_ft));
+ bt_put(elem_ft);
+ goto invalid;
+ }
+
+ bt_put(elem_ft);
+ BT_PUT(field_type);
+ }
+
+ /*
+ * The `stream_id` field must exist if there's more than one
+ * stream classes in the trace.
+ */
+ field_type = bt_ctf_field_type_structure_get_field_type_by_name(
+ packet_header_type, "stream_id");
+
+ if (!field_type && trace->stream_classes->len >= 1) {
+ BT_LOGW_STR("Invalid packet header field type: "
+ "`stream_id` field does not exist but there's more than one stream class in the trace.");
+ goto invalid;
+ }
+
+ /*
+ * If there's a `stream_id` field, it must be an unsigned
+ * integer field type.
+ */
+ if (field_type) {
+ if (!bt_ctf_field_type_is_integer(field_type)) {
+ BT_LOGW("Invalid packet header field type: `stream_id` field must be an integer field type: "
+ "stream-id-ft-addr=%p, stream-id-ft-id=%s",
+ field_type,
+ bt_ctf_field_type_id_string(field_type->id));
+ goto invalid;
+ }
+
+ if (bt_ctf_field_type_integer_is_signed(field_type)) {
+ BT_LOGW("Invalid packet header field type: `stream_id` field must be an unsigned integer field type: "
+ "stream-id-ft-addr=%p", field_type);
+ goto invalid;
+ }
+
+ BT_PUT(field_type);
+ }
+
+ goto end;
+
+invalid:
+ is_valid = false;
+
+end:
+ bt_put(field_type);
+ return is_valid;
+}
+
+static
+bool packet_context_field_type_is_valid(struct bt_ctf_trace *trace,
+ struct bt_ctf_stream_class *stream_class,
+ struct bt_ctf_field_type *packet_context_type)
+{
+ bool is_valid = true;
+ struct bt_ctf_field_type *field_type = NULL;
+
+ if (!packet_context_type) {
+ /* No packet context field type: valid at this point */
+ goto end;
+ }
+
+ /* Packet context field type, if it exists, must be a structure */
+ if (!bt_ctf_field_type_is_structure(packet_context_type)) {
+ BT_LOGW("Invalid packet context field type: must be a structure field type if it exists: "
+ "ft-addr=%p, ft-id=%s",
+ packet_context_type,
+ bt_ctf_field_type_id_string(packet_context_type->id));
+ goto invalid;
+ }
+
+ /*
+ * If there's a `packet_size` field, it must be an unsigned
+ * integer field type.
+ */
+ field_type = bt_ctf_field_type_structure_get_field_type_by_name(
+ packet_context_type, "packet_size");
+ if (field_type) {
+ if (!bt_ctf_field_type_is_integer(field_type)) {
+ BT_LOGW("Invalid packet context field type: `packet_size` field must be an integer field type: "
+ "packet-size-ft-addr=%p, packet-size-ft-id=%s",
+ field_type,
+ bt_ctf_field_type_id_string(field_type->id));
+ goto invalid;
+ }
+
+ if (bt_ctf_field_type_integer_is_signed(field_type)) {
+ BT_LOGW("Invalid packet context field type: `packet_size` field must be an unsigned integer field type: "
+ "packet-size-ft-addr=%p", field_type);
+ goto invalid;
+ }
+
+ BT_PUT(field_type);
+ }
+
+ /*
+ * If there's a `content_size` field, it must be an unsigned
+ * integer field type.
+ */
+ field_type = bt_ctf_field_type_structure_get_field_type_by_name(
+ packet_context_type, "content_size");
+ if (field_type) {
+ if (!bt_ctf_field_type_is_integer(field_type)) {
+ BT_LOGW("Invalid packet context field type: `content_size` field must be an integer field type: "
+ "content-size-ft-addr=%p, content-size-ft-id=%s",
+ field_type,
+ bt_ctf_field_type_id_string(field_type->id));
+ goto invalid;
+ }
+
+ if (bt_ctf_field_type_integer_is_signed(field_type)) {
+ BT_LOGW("Invalid packet context field type: `content_size` field must be an unsigned integer field type: "
+ "content-size-ft-addr=%p", field_type);
+ goto invalid;
+ }
+
+ BT_PUT(field_type);
+ }
+
+ /*
+ * If there's a `events_discarded` field, it must be an unsigned
+ * integer field type.
+ */
+ field_type = bt_ctf_field_type_structure_get_field_type_by_name(
+ packet_context_type, "events_discarded");
+ if (field_type) {
+ if (!bt_ctf_field_type_is_integer(field_type)) {
+ BT_LOGW("Invalid packet context field type: `events_discarded` field must be an integer field type: "
+ "events-discarded-ft-addr=%p, events-discarded-ft-id=%s",
+ field_type,
+ bt_ctf_field_type_id_string(field_type->id));
+ goto invalid;
+ }
+
+ if (bt_ctf_field_type_integer_is_signed(field_type)) {
+ BT_LOGW("Invalid packet context field type: `events_discarded` field must be an unsigned integer field type: "
+ "events-discarded-ft-addr=%p", field_type);
+ goto invalid;
+ }
+
+ BT_PUT(field_type);
+ }
+
+ /*
+ * If there's a `timestamp_begin` field, it must be an unsigned
+ * integer field type. Also, if the trace is not a CTF writer's
+ * trace, then we cannot automatically set the mapped clock
+ * class of this field, so it must have a mapped clock class.
+ */
+ field_type = bt_ctf_field_type_structure_get_field_type_by_name(
+ packet_context_type, "timestamp_begin");
+ if (field_type) {
+ if (!bt_ctf_field_type_is_integer(field_type)) {
+ BT_LOGW("Invalid packet context field type: `timestamp_begin` field must be an integer field type: "
+ "timestamp-begin-ft-addr=%p, timestamp-begin-ft-id=%s",
+ field_type,
+ bt_ctf_field_type_id_string(field_type->id));
+ goto invalid;
+ }
+
+ if (bt_ctf_field_type_integer_is_signed(field_type)) {
+ BT_LOGW("Invalid packet context field type: `timestamp_begin` field must be an unsigned integer field type: "
+ "timestamp-begin-ft-addr=%p", field_type);
+ goto invalid;
+ }
+
+ if (!trace->is_created_by_writer) {
+ struct bt_ctf_clock_class *clock_class =
+ bt_ctf_field_type_integer_get_mapped_clock_class(
+ field_type);
+
+ bt_put(clock_class);
+ if (!clock_class) {
+ BT_LOGW("Invalid packet context field type: `timestamp_begin` field must be mapped to a clock class: "
+ "timestamp-begin-ft-addr=%p", field_type);
+ goto invalid;
+ }
+ }
+
+ BT_PUT(field_type);
+ }
+
+ /*
+ * If there's a `timestamp_end` field, it must be an unsigned
+ * integer field type. Also, if the trace is not a CTF writer's
+ * trace, then we cannot automatically set the mapped clock
+ * class of this field, so it must have a mapped clock class.
+ */
+ field_type = bt_ctf_field_type_structure_get_field_type_by_name(
+ packet_context_type, "timestamp_end");
+ if (field_type) {
+ if (!bt_ctf_field_type_is_integer(field_type)) {
+ BT_LOGW("Invalid packet context field type: `timestamp_end` field must be an integer field type: "
+ "timestamp-end-ft-addr=%p, timestamp-end-ft-id=%s",
+ field_type,
+ bt_ctf_field_type_id_string(field_type->id));
+ goto invalid;
+ }
+
+ if (bt_ctf_field_type_integer_is_signed(field_type)) {
+ BT_LOGW("Invalid packet context field type: `timestamp_end` field must be an unsigned integer field type: "
+ "timestamp-end-ft-addr=%p", field_type);
+ goto invalid;
+ }
+
+ if (!trace->is_created_by_writer) {
+ struct bt_ctf_clock_class *clock_class =
+ bt_ctf_field_type_integer_get_mapped_clock_class(
+ field_type);
+
+ bt_put(clock_class);
+ if (!clock_class) {
+ BT_LOGW("Invalid packet context field type: `timestamp_end` field must be mapped to a clock class: "
+ "timestamp-end-ft-addr=%p", field_type);
+ goto invalid;
+ }
+ }
+
+ BT_PUT(field_type);
+ }
+
+ goto end;
+
+invalid:
+ is_valid = false;
+
+end:
+ bt_put(field_type);
+ return is_valid;
+}
+
+static
+bool event_header_field_type_is_valid(struct bt_ctf_trace *trace,
+ struct bt_ctf_stream_class *stream_class,
+ struct bt_ctf_field_type *event_header_type)
+{
+ bool is_valid = true;
+ struct bt_ctf_field_type *field_type = NULL;
+
+ /*
+ * We do not validate that the `timestamp` field exists here
+ * because CTF does not require this exact name to be mapped to
+ * a clock class.
+ */
+
+ if (!event_header_type) {
+ /*
+ * No event header field type: stream class must have
+ * only one event class.
+ */
+ if (bt_ctf_stream_class_get_event_class_count(stream_class) > 1) {
+ BT_LOGW_STR("Invalid event header field type: "
+ "event header field type does not exist but there's more than one event class in the stream class.");
+ goto invalid;
+ }
+
+ /* No event header field type: valid at this point */
+ goto end;
+ }
+
+ /* Event header field type, if it exists, must be a structure */
+ if (!bt_ctf_field_type_is_structure(event_header_type)) {
+ BT_LOGW("Invalid event header field type: must be a structure field type if it exists: "
+ "ft-addr=%p, ft-id=%s",
+ event_header_type,
+ bt_ctf_field_type_id_string(event_header_type->id));
+ goto invalid;
+ }
+
+ /*
+ * If there's an `id` field, it must be an unsigned integer
+ * field type or an enumeration field type with an unsigned
+ * integer container field type.
+ */
+ field_type = bt_ctf_field_type_structure_get_field_type_by_name(
+ event_header_type, "id");
+ if (field_type) {
+ struct bt_ctf_field_type *int_ft;
+
+ if (bt_ctf_field_type_is_integer(field_type)) {
+ int_ft = bt_get(field_type);
+ } else if (bt_ctf_field_type_is_enumeration(field_type)) {
+ int_ft = bt_ctf_field_type_enumeration_get_container_type(
+ field_type);
+ } else {
+ BT_LOGW("Invalid event header field type: `id` field must be an integer or enumeration field type: "
+ "id-ft-addr=%p, id-ft-id=%s",
+ field_type,
+ bt_ctf_field_type_id_string(field_type->id));
+ goto invalid;
+ }
+
+ assert(int_ft);
+ if (bt_ctf_field_type_integer_is_signed(int_ft)) {
+ BT_LOGW("Invalid event header field type: `id` field must be an unsigned integer or enumeration field type: "
+ "id-ft-addr=%p", int_ft);
+ goto invalid;
+ }
+
+ bt_put(int_ft);
+ BT_PUT(field_type);
+ }
+
+ goto end;
+
+invalid:
+ is_valid = false;
+
+end:
+ bt_put(field_type);
+ return is_valid;
+}
+
int bt_ctf_trace_add_stream_class(struct bt_ctf_trace *trace,
struct bt_ctf_stream_class *stream_class)
{
- int ret, i;
+ int ret;
+ int64_t i;
int64_t stream_id;
struct bt_ctf_validation_output trace_sc_validation_output = { 0 };
struct bt_ctf_validation_output *ec_validation_outputs = NULL;
struct bt_ctf_field_type *packet_context_type = NULL;
struct bt_ctf_field_type *event_header_type = NULL;
struct bt_ctf_field_type *stream_event_ctx_type = NULL;
- int event_class_count;
+ int64_t event_class_count;
struct bt_ctf_trace *current_parent_trace = NULL;
- if (!trace || !stream_class) {
+ if (!trace || !stream_class || trace->is_static) {
ret = -1;
goto end;
}
/* Validate each event class individually */
for (i = 0; i < event_class_count; i++) {
struct bt_ctf_event_class *event_class =
- bt_ctf_stream_class_get_event_class(stream_class, i);
+ bt_ctf_stream_class_get_event_class_by_index(
+ stream_class, i);
struct bt_ctf_field_type *event_context_type = NULL;
struct bt_ctf_field_type *event_payload_type = NULL;
stream_id = bt_ctf_stream_class_get_id(stream_class);
if (stream_id < 0) {
stream_id = trace->next_stream_id++;
+ if (stream_id < 0) {
+ ret = -1;
+ goto end;
+ }
/* Try to assign a new stream id */
for (i = 0; i < trace->stream_classes->len; i++) {
}
}
+ /*
+ * At this point all the field types in the validation output
+ * are valid. Validate the semantics of some scopes according to
+ * the CTF specification.
+ */
+ if (!packet_header_field_type_is_valid(trace,
+ trace_sc_validation_output.packet_header_type)) {
+ ret = -1;
+ goto end;
+ }
+
+ if (!packet_context_field_type_is_valid(trace,
+ stream_class,
+ trace_sc_validation_output.packet_context_type)) {
+ ret = -1;
+ goto end;
+ }
+
+ if (!event_header_field_type_is_valid(trace,
+ stream_class,
+ trace_sc_validation_output.event_header_type)) {
+ ret = -1;
+ goto end;
+ }
+
+ /*
+ * Now is the time to automatically map specific field types of
+ * the stream class's packet context and event header field
+ * types to the stream class's clock's class if they are not
+ * mapped to a clock class yet. We do it here because we know
+ * that after this point, everything is frozen so it won't be
+ * possible for the user to modify the stream class's clock, or
+ * to map those field types to other clock classes.
+ */
+ if (trace->is_created_by_writer) {
+ if (bt_ctf_stream_class_map_clock_class(stream_class,
+ trace_sc_validation_output.packet_context_type,
+ trace_sc_validation_output.event_header_type)) {
+ ret = -1;
+ goto end;
+ }
+ }
+
bt_object_set_parent(stream_class, trace);
g_ptr_array_add(trace->stream_classes, stream_class);
for (i = 0; i < event_class_count; i++) {
struct bt_ctf_event_class *event_class =
- bt_ctf_stream_class_get_event_class(stream_class, i);
+ bt_ctf_stream_class_get_event_class_by_index(
+ stream_class, i);
bt_ctf_validation_replace_types(NULL, NULL, event_class,
&ec_validation_outputs[i], ec_validation_flags);
return ret;
}
-int bt_ctf_trace_get_stream_class_count(struct bt_ctf_trace *trace)
+int64_t bt_ctf_trace_get_stream_count(struct bt_ctf_trace *trace)
{
- int ret;
+ int64_t ret;
if (!trace) {
- ret = -1;
+ ret = (int64_t) -1;
+ goto end;
+ }
+
+ ret = (int64_t) trace->streams->len;
+
+end:
+ return ret;
+}
+
+struct bt_ctf_stream *bt_ctf_trace_get_stream_by_index(
+ struct bt_ctf_trace *trace,
+ uint64_t index)
+{
+ struct bt_ctf_stream *stream = NULL;
+
+ if (!trace || index >= trace->streams->len) {
+ goto end;
+ }
+
+ stream = bt_get(g_ptr_array_index(trace->streams, index));
+
+end:
+ return stream;
+}
+
+int64_t bt_ctf_trace_get_stream_class_count(struct bt_ctf_trace *trace)
+{
+ int64_t ret;
+
+ if (!trace) {
+ ret = (int64_t) -1;
goto end;
}
- ret = trace->stream_classes->len;
+ ret = (int64_t) trace->stream_classes->len;
end:
return ret;
}
-struct bt_ctf_stream_class *bt_ctf_trace_get_stream_class(
- struct bt_ctf_trace *trace, int index)
+struct bt_ctf_stream_class *bt_ctf_trace_get_stream_class_by_index(
+ struct bt_ctf_trace *trace, uint64_t index)
{
struct bt_ctf_stream_class *stream_class = NULL;
- if (!trace || index < 0 || index >= trace->stream_classes->len) {
+ if (!trace || index >= trace->stream_classes->len) {
goto end;
}
}
struct bt_ctf_stream_class *bt_ctf_trace_get_stream_class_by_id(
- struct bt_ctf_trace *trace, uint32_t id)
+ struct bt_ctf_trace *trace, uint64_t id_param)
{
int i;
struct bt_ctf_stream_class *stream_class = NULL;
+ int64_t id = (int64_t) id_param;
- if (!trace) {
+ if (!trace || id < 0) {
goto end;
}
}
BT_HIDDEN
-bool bt_ctf_trace_has_clock_class(struct bt_ctf_trace *trace,
+bt_bool bt_ctf_trace_has_clock_class(struct bt_ctf_trace *trace,
struct bt_ctf_clock_class *clock_class)
{
struct search_query query = { .value = clock_class, .found = 0 };
string = "native";
break;
default:
- assert(false);
+ assert(BT_FALSE);
}
return string;
struct metadata_context *context)
{
unsigned char *uuid = trace->uuid;
- int ret;
+ int ret = 0;
- g_string_append(context->string, "trace {\n");
+ if (trace->native_byte_order == BT_CTF_BYTE_ORDER_NATIVE) {
+ ret = -1;
+ goto end;
+ }
+ g_string_append(context->string, "trace {\n");
g_string_append(context->string, "\tmajor = 1;\n");
g_string_append(context->string, "\tminor = 8;\n");
assert(trace->native_byte_order == BT_CTF_BYTE_ORDER_LITTLE_ENDIAN ||
trace->native_byte_order == BT_CTF_BYTE_ORDER_BIG_ENDIAN ||
trace->native_byte_order == BT_CTF_BYTE_ORDER_NETWORK);
- g_string_append_printf(context->string,
- "\tuuid = \"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\";\n",
- uuid[0], uuid[1], uuid[2], uuid[3],
- uuid[4], uuid[5], uuid[6], uuid[7],
- uuid[8], uuid[9], uuid[10], uuid[11],
- uuid[12], uuid[13], uuid[14], uuid[15]);
+
+ if (trace->uuid_set) {
+ g_string_append_printf(context->string,
+ "\tuuid = \"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\";\n",
+ uuid[0], uuid[1], uuid[2], uuid[3],
+ uuid[4], uuid[5], uuid[6], uuid[7],
+ uuid[8], uuid[9], uuid[10], uuid[11],
+ uuid[12], uuid[13], uuid[14], uuid[15]);
+ }
+
g_string_append_printf(context->string, "\tbyte_order = %s;\n",
get_byte_order_string(trace->native_byte_order));
- g_string_append(context->string, "\tpacket.header := ");
- context->current_indentation_level++;
- g_string_assign(context->field_name, "");
- ret = bt_ctf_field_type_serialize(trace->packet_header_type,
- context);
- if (ret) {
- goto end;
+ if (trace->packet_header_type) {
+ g_string_append(context->string, "\tpacket.header := ");
+ context->current_indentation_level++;
+ g_string_assign(context->field_name, "");
+ ret = bt_ctf_field_type_serialize(trace->packet_header_type,
+ context);
+ if (ret) {
+ goto end;
+ }
+ context->current_indentation_level--;
}
- context->current_indentation_level--;
g_string_append(context->string, ";\n};\n\n");
end:
void append_env_metadata(struct bt_ctf_trace *trace,
struct metadata_context *context)
{
- int i;
- int env_size;
+ int64_t i;
+ int64_t env_size;
env_size = bt_ctf_attributes_get_count(trace->environment);
return metadata;
}
-enum bt_ctf_byte_order bt_ctf_trace_get_byte_order(struct bt_ctf_trace *trace)
+enum bt_ctf_byte_order bt_ctf_trace_get_native_byte_order(
+ struct bt_ctf_trace *trace)
{
enum bt_ctf_byte_order ret = BT_CTF_BYTE_ORDER_UNKNOWN;
}
static
-int get_stream_class_count(void *element)
+int64_t get_stream_class_count(void *element)
{
return bt_ctf_trace_get_stream_class_count(
(struct bt_ctf_trace *) element);
static
void *get_stream_class(void *element, int i)
{
- return bt_ctf_trace_get_stream_class(
+ return bt_ctf_trace_get_stream_class_by_index(
(struct bt_ctf_trace *) element, i);
}
trace->frozen = 1;
}
-static
-int init_trace_packet_header(struct bt_ctf_trace *trace)
+bt_bool bt_ctf_trace_is_static(struct bt_ctf_trace *trace)
{
- int ret = 0;
- struct bt_ctf_field *magic = NULL, *uuid_array = NULL;
- struct bt_ctf_field_type *_uint32_t =
- get_field_type(FIELD_TYPE_ALIAS_UINT32_T);
- struct bt_ctf_field_type *_uint8_t =
- get_field_type(FIELD_TYPE_ALIAS_UINT8_T);
- struct bt_ctf_field_type *trace_packet_header_type =
- bt_ctf_field_type_structure_create();
- struct bt_ctf_field_type *uuid_array_type =
- bt_ctf_field_type_array_create(_uint8_t, 16);
-
- if (!trace_packet_header_type || !uuid_array_type) {
- ret = -1;
- goto end;
- }
+ bt_bool is_static = BT_FALSE;
- ret = bt_ctf_field_type_structure_add_field(trace_packet_header_type,
- _uint32_t, "magic");
- if (ret) {
+ if (!trace) {
goto end;
}
- ret = bt_ctf_field_type_structure_add_field(trace_packet_header_type,
- uuid_array_type, "uuid");
- if (ret) {
- goto end;
- }
+ is_static = trace->is_static;
- ret = bt_ctf_field_type_structure_add_field(trace_packet_header_type,
- _uint32_t, "stream_id");
- if (ret) {
- goto end;
- }
+end:
+ return is_static;
+}
- ret = bt_ctf_trace_set_packet_header_type(trace,
- trace_packet_header_type);
- if (ret) {
+int bt_ctf_trace_set_is_static(struct bt_ctf_trace *trace)
+{
+ int ret = 0;
+
+ if (!trace) {
+ ret = -1;
goto end;
}
+
+ trace->is_static = BT_TRUE;
+ bt_ctf_trace_freeze(trace);
+
end:
- bt_put(uuid_array_type);
- bt_put(_uint32_t);
- bt_put(_uint8_t);
- bt_put(magic);
- bt_put(uuid_array);
- bt_put(trace_packet_header_type);
return ret;
}