*/
#define BT_LOG_TAG "CTF-WRITER-TRACE"
-#include <babeltrace/lib-logging-internal.h>
+#include <babeltrace2/lib-logging-internal.h>
+
+#include <babeltrace2/assert-internal.h>
+#include <babeltrace2/compiler-internal.h>
+#include <babeltrace2/ctf-writer/attributes-internal.h>
+#include <babeltrace2/ctf-writer/clock-class-internal.h>
+#include <babeltrace2/ctf-writer/clock-internal.h>
+#include <babeltrace2/ctf-writer/event-class-internal.h>
+#include <babeltrace2/ctf-writer/event.h>
+#include <babeltrace2/ctf-writer/event-internal.h>
+#include <babeltrace2/ctf-writer/field-types-internal.h>
+#include <babeltrace2/ctf-writer/field-wrapper-internal.h>
+#include <babeltrace2/ctf-writer/functor-internal.h>
+#include <babeltrace2/ctf-writer/stream-class-internal.h>
+#include <babeltrace2/ctf-writer/stream-internal.h>
+#include <babeltrace2/ctf-writer/trace-internal.h>
+#include <babeltrace2/ctf-writer/utils-internal.h>
+#include <babeltrace2/ctf-writer/utils.h>
+#include <babeltrace2/ctf-writer/validation-internal.h>
+#include <babeltrace2/ctf-writer/visitor-internal.h>
+#include <babeltrace2/ctf-writer/writer-internal.h>
+#include <babeltrace2/endian-internal.h>
+#include <babeltrace2/ctf-writer/object.h>
+#include <babeltrace2/types.h>
+#include <babeltrace2/ctf-writer/values-internal.h>
+#include <inttypes.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
-#include <babeltrace/ctf-ir/trace-internal.h>
-#include <babeltrace/ctf-ir/clock-class.h>
-#include <babeltrace/ctf-writer/clock-internal.h>
-#include <babeltrace/ctf-writer/trace-internal.h>
-#include <babeltrace/ctf-writer/stream-class-internal.h>
-#include <babeltrace/ctf-writer/writer-internal.h>
-#include <babeltrace/ctf-writer/field-types-internal.h>
+#define DEFAULT_IDENTIFIER_SIZE 128
+#define DEFAULT_METADATA_STRING_SIZE 4096
+
+BT_HIDDEN
+int bt_ctf_trace_common_initialize(struct bt_ctf_trace_common *trace,
+ bt_ctf_object_release_func release_func)
+{
+ int ret = 0;
+
+ BT_LOGD_STR("Initializing common trace object.");
+ trace->native_byte_order = BT_CTF_BYTE_ORDER_UNSPECIFIED;
+ bt_ctf_object_init_shared_with_parent(&trace->base, release_func);
+ trace->clock_classes = g_ptr_array_new_with_free_func(
+ (GDestroyNotify) bt_ctf_object_put_ref);
+ if (!trace->clock_classes) {
+ BT_LOGE_STR("Failed to allocate one GPtrArray.");
+ goto error;
+ }
+
+ trace->streams = g_ptr_array_new_with_free_func(
+ (GDestroyNotify) bt_ctf_object_try_spec_release);
+ if (!trace->streams) {
+ BT_LOGE_STR("Failed to allocate one GPtrArray.");
+ goto error;
+ }
+
+ trace->stream_classes = g_ptr_array_new_with_free_func(
+ (GDestroyNotify) bt_ctf_object_try_spec_release);
+ if (!trace->stream_classes) {
+ BT_LOGE_STR("Failed to allocate one GPtrArray.");
+ goto error;
+ }
+
+ /* Create the environment array object */
+ trace->environment = bt_ctf_attributes_create();
+ if (!trace->environment) {
+ BT_LOGE_STR("Cannot create empty attributes object.");
+ goto error;
+ }
+
+ BT_LOGD("Initialized common trace object: addr=%p", trace);
+ goto end;
+
+error:
+ ret = -1;
+
+end:
+ return ret;
+}
+
+BT_HIDDEN
+void bt_ctf_trace_common_finalize(struct bt_ctf_trace_common *trace)
+{
+ BT_LOGD("Finalizing common trace object: addr=%p, name=\"%s\"",
+ trace, bt_ctf_trace_common_get_name(trace));
+
+ if (trace->environment) {
+ BT_LOGD_STR("Destroying environment attributes.");
+ bt_ctf_attributes_destroy(trace->environment);
+ }
+
+ if (trace->name) {
+ g_string_free(trace->name, TRUE);
+ }
+
+ if (trace->clock_classes) {
+ BT_LOGD_STR("Putting clock classes.");
+ g_ptr_array_free(trace->clock_classes, TRUE);
+ }
+
+ if (trace->streams) {
+ BT_LOGD_STR("Destroying streams.");
+ g_ptr_array_free(trace->streams, TRUE);
+ }
+
+ if (trace->stream_classes) {
+ BT_LOGD_STR("Destroying stream classes.");
+ g_ptr_array_free(trace->stream_classes, TRUE);
+ }
+
+ BT_LOGD_STR("Putting packet header field type.");
+ bt_ctf_object_put_ref(trace->packet_header_field_type);
+}
+
+BT_HIDDEN
+int bt_ctf_trace_common_set_name(struct bt_ctf_trace_common *trace, const char *name)
+{
+ int ret = 0;
+
+ if (!trace) {
+ BT_LOGW_STR("Invalid parameter: trace is NULL.");
+ ret = -1;
+ goto end;
+ }
+
+ if (!name) {
+ BT_LOGW_STR("Invalid parameter: name is NULL.");
+ ret = -1;
+ goto end;
+ }
+
+ if (trace->frozen) {
+ BT_LOGW("Invalid parameter: trace is frozen: "
+ "addr=%p, name=\"%s\"",
+ trace, bt_ctf_trace_common_get_name(trace));
+ ret = -1;
+ goto end;
+ }
+
+ trace->name = trace->name ? g_string_assign(trace->name, name) :
+ g_string_new(name);
+ if (!trace->name) {
+ BT_LOGE_STR("Failed to allocate one GString.");
+ ret = -1;
+ goto end;
+ }
+
+ BT_LOGV("Set trace's name: addr=%p, name=\"%s\"", trace, name);
+
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_trace_common_set_uuid(struct bt_ctf_trace_common *trace,
+ const unsigned char *uuid)
+{
+ int ret = 0;
+
+ if (!trace) {
+ BT_LOGW_STR("Invalid parameter: trace is NULL.");
+ ret = -1;
+ goto end;
+ }
+
+ if (!uuid) {
+ BT_LOGW_STR("Invalid parameter: UUID is NULL.");
+ ret = -1;
+ goto end;
+ }
+
+ if (trace->frozen) {
+ BT_LOGW("Invalid parameter: trace is frozen: "
+ "addr=%p, name=\"%s\"",
+ trace, bt_ctf_trace_common_get_name(trace));
+ ret = -1;
+ goto end;
+ }
+
+ memcpy(trace->uuid, uuid, BABELTRACE_UUID_LEN);
+ trace->uuid_set = BT_TRUE;
+ BT_LOGV("Set trace's UUID: addr=%p, name=\"%s\", "
+ "uuid=\"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\"",
+ trace, bt_ctf_trace_common_get_name(trace),
+ (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]);
+
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_trace_common_set_environment_field(struct bt_ctf_trace_common *trace,
+ const char *name, struct bt_ctf_private_value *value)
+{
+ int ret = 0;
+
+ if (!trace) {
+ BT_LOGW_STR("Invalid parameter: trace is NULL.");
+ ret = -1;
+ goto end;
+ }
+
+ if (!name) {
+ BT_LOGW_STR("Invalid parameter: name is NULL.");
+ ret = -1;
+ goto end;
+ }
+
+ if (!value) {
+ BT_LOGW_STR("Invalid parameter: value is NULL.");
+ ret = -1;
+ goto end;
+ }
+
+ if (!bt_ctf_identifier_is_valid(name)) {
+ BT_LOGW("Invalid parameter: environment field's name is not a valid CTF identifier: "
+ "trace-addr=%p, trace-name=\"%s\", "
+ "env-name=\"%s\"",
+ trace, bt_ctf_trace_common_get_name(trace), name);
+ ret = -1;
+ goto end;
+ }
+
+ if (!bt_ctf_value_is_integer(bt_ctf_private_value_as_value(value)) &&
+ !bt_ctf_value_is_string(bt_ctf_private_value_as_value(value))) {
+ BT_LOGW("Invalid parameter: environment field's value is not an integer or string value: "
+ "trace-addr=%p, trace-name=\"%s\", "
+ "env-name=\"%s\", env-value-type=%s",
+ trace, bt_ctf_trace_common_get_name(trace), name,
+ bt_ctf_value_type_string(
+ bt_ctf_value_get_type(
+ bt_ctf_private_value_as_value(value))));
+ ret = -1;
+ goto end;
+ }
+
+ if (trace->frozen) {
+ /*
+ * New environment fields may be added to a frozen trace,
+ * but existing fields may not be changed.
+ *
+ * The object passed is frozen like all other attributes.
+ */
+ struct bt_ctf_private_value *attribute =
+ bt_ctf_attributes_borrow_field_value_by_name(
+ trace->environment, name);
+
+ if (attribute) {
+ BT_LOGW("Invalid parameter: trace is frozen and environment field already exists with this name: "
+ "trace-addr=%p, trace-name=\"%s\", "
+ "env-name=\"%s\"",
+ trace, bt_ctf_trace_common_get_name(trace), name);
+ ret = -1;
+ goto end;
+ }
+
+ bt_ctf_value_freeze(bt_ctf_private_value_as_value(value));
+ }
+
+ ret = bt_ctf_attributes_set_field_value(trace->environment, name,
+ value);
+ if (ret) {
+ BT_LOGE("Cannot set environment field's value: "
+ "trace-addr=%p, trace-name=\"%s\", "
+ "env-name=\"%s\"",
+ trace, bt_ctf_trace_common_get_name(trace), name);
+ } else {
+ BT_LOGV("Set environment field's value: "
+ "trace-addr=%p, trace-name=\"%s\", "
+ "env-name=\"%s\", value-addr=%p",
+ trace, bt_ctf_trace_common_get_name(trace), name, value);
+ }
+
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_trace_common_set_environment_field_string(struct bt_ctf_trace_common *trace,
+ const char *name, const char *value)
+{
+ int ret = 0;
+ struct bt_ctf_private_value *env_value_string_obj = NULL;
+
+ if (!value) {
+ BT_LOGW_STR("Invalid parameter: value is NULL.");
+ ret = -1;
+ goto end;
+ }
+
+ env_value_string_obj = bt_ctf_private_value_string_create_init(value);
+ if (!env_value_string_obj) {
+ BT_LOGE_STR("Cannot create string value object.");
+ ret = -1;
+ goto end;
+ }
+
+ /* bt_ctf_trace_common_set_environment_field() logs errors */
+ ret = bt_ctf_trace_common_set_environment_field(trace, name,
+ env_value_string_obj);
+
+end:
+ bt_ctf_object_put_ref(env_value_string_obj);
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_trace_common_set_environment_field_integer(
+ struct bt_ctf_trace_common *trace, const char *name, int64_t value)
+{
+ int ret = 0;
+ struct bt_ctf_private_value *env_value_integer_obj = NULL;
+
+ env_value_integer_obj = bt_ctf_private_value_integer_create_init(value);
+ if (!env_value_integer_obj) {
+ BT_LOGE_STR("Cannot create integer value object.");
+ ret = -1;
+ goto end;
+ }
+
+ /* bt_ctf_trace_common_set_environment_field() logs errors */
+ ret = bt_ctf_trace_common_set_environment_field(trace, name,
+ env_value_integer_obj);
+
+end:
+ bt_ctf_object_put_ref(env_value_integer_obj);
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_trace_common_add_clock_class(struct bt_ctf_trace_common *trace,
+ struct bt_ctf_clock_class *clock_class)
+{
+ int ret = 0;
+
+ if (!trace) {
+ BT_LOGW_STR("Invalid parameter: trace is NULL.");
+ ret = -1;
+ goto end;
+ }
+
+ if (!bt_ctf_clock_class_is_valid(clock_class)) {
+ BT_LOGW("Invalid parameter: clock class is invalid: "
+ "trace-addr=%p, trace-name=\"%s\", "
+ "clock-class-addr=%p, clock-class-name=\"%s\"",
+ trace, bt_ctf_trace_common_get_name(trace),
+ clock_class, bt_ctf_clock_class_get_name(clock_class));
+ ret = -1;
+ goto end;
+ }
+
+ /* Check for duplicate clock classes */
+ if (bt_ctf_trace_common_has_clock_class(trace, clock_class)) {
+ BT_LOGW("Invalid parameter: clock class already exists in trace: "
+ "trace-addr=%p, trace-name=\"%s\", "
+ "clock-class-addr=%p, clock-class-name=\"%s\"",
+ trace, bt_ctf_trace_common_get_name(trace),
+ clock_class, bt_ctf_clock_class_get_name(clock_class));
+ ret = -1;
+ goto end;
+ }
+
+ bt_ctf_object_get_ref(clock_class);
+ g_ptr_array_add(trace->clock_classes, clock_class);
+
+ if (trace->frozen) {
+ BT_LOGV_STR("Freezing added clock class because trace is frozen.");
+ bt_ctf_clock_class_freeze(clock_class);
+ }
+
+ BT_LOGV("Added clock class to trace: "
+ "trace-addr=%p, trace-name=\"%s\", "
+ "clock-class-addr=%p, clock-class-name=\"%s\"",
+ trace, bt_ctf_trace_common_get_name(trace),
+ clock_class, bt_ctf_clock_class_get_name(clock_class));
+
+end:
+ return ret;
+}
+
+static
+bool packet_header_field_type_is_valid(struct bt_ctf_trace_common *trace,
+ struct bt_ctf_field_type_common *packet_header_type)
+{
+ int ret;
+ bool is_valid = true;
+ struct bt_ctf_field_type_common *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 (packet_header_type->id != BT_CTF_FIELD_TYPE_ID_STRUCT) {
+ 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_common_structure_borrow_field_type_by_name(
+ packet_header_type, "magic");
+ if (field_type) {
+ const char *field_name;
+
+ if (field_type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
+ 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_common_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_common_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_common_integer_get_size(field_type));
+ goto invalid;
+ }
+
+ ret = bt_ctf_field_type_common_structure_borrow_field_by_index(
+ packet_header_type, &field_name, NULL, 0);
+ BT_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;
+ }
+ }
+
+ /*
+ * 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_common_structure_borrow_field_type_by_name(
+ packet_header_type, "uuid");
+ if (field_type) {
+ struct bt_ctf_field_type_common *elem_ft;
+
+ if (field_type->id != BT_CTF_FIELD_TYPE_ID_ARRAY) {
+ 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_common_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_common_array_get_length(field_type));
+ goto invalid;
+ }
+
+ elem_ft = bt_ctf_field_type_common_array_borrow_element_field_type(field_type);
+ BT_ASSERT(elem_ft);
+
+ if (elem_ft->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
+ 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));
+ goto invalid;
+ }
+
+ if (bt_ctf_field_type_common_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);
+ goto invalid;
+ }
+
+ if (bt_ctf_field_type_common_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_common_integer_get_size(elem_ft));
+ goto invalid;
+ }
+ }
+
+ /*
+ * The `stream_id` field must exist if there's more than one
+ * stream classes in the trace.
+ */
+ field_type = bt_ctf_field_type_common_structure_borrow_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 (field_type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
+ 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_common_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;
+ }
+ }
+
+ /*
+ * If there's a `packet_seq_num` field, it must be an unsigned
+ * integer field type.
+ */
+ field_type = bt_ctf_field_type_common_structure_borrow_field_type_by_name(
+ packet_header_type, "packet_seq_num");
+ if (field_type) {
+ if (field_type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
+ BT_LOGW("Invalid packet header field type: `packet_seq_num` field must be an integer field type: "
+ "stream-id-ft-addr=%p, packet-seq-num-ft-id=%s",
+ field_type,
+ bt_ctf_field_type_id_string(field_type->id));
+ goto invalid;
+ }
+
+ if (bt_ctf_field_type_common_integer_is_signed(field_type)) {
+ BT_LOGW("Invalid packet header field type: `packet_seq_num` field must be an unsigned integer field type: "
+ "packet-seq-num-ft-addr=%p", field_type);
+ goto invalid;
+ }
+ }
+
+ goto end;
+
+invalid:
+ is_valid = false;
+
+end:
+ return is_valid;
+}
+
+static
+bool packet_context_field_type_is_valid(struct bt_ctf_trace_common *trace,
+ struct bt_ctf_stream_class_common *stream_class,
+ struct bt_ctf_field_type_common *packet_context_type,
+ bool check_ts_begin_end_mapped)
+{
+ bool is_valid = true;
+ struct bt_ctf_field_type_common *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 (packet_context_type->id != BT_CTF_FIELD_TYPE_ID_STRUCT) {
+ 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_common_structure_borrow_field_type_by_name(
+ packet_context_type, "packet_size");
+ if (field_type) {
+ if (field_type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
+ 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_common_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;
+ }
+ }
+
+ /*
+ * If there's a `content_size` field, it must be an unsigned
+ * integer field type.
+ */
+ field_type = bt_ctf_field_type_common_structure_borrow_field_type_by_name(
+ packet_context_type, "content_size");
+ if (field_type) {
+ if (field_type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
+ 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_common_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;
+ }
+ }
+
+ /*
+ * If there's a `events_discarded` field, it must be an unsigned
+ * integer field type.
+ */
+ field_type = bt_ctf_field_type_common_structure_borrow_field_type_by_name(
+ packet_context_type, "events_discarded");
+ if (field_type) {
+ if (field_type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
+ 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_common_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;
+ }
+ }
+
+ /*
+ * 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_common_structure_borrow_field_type_by_name(
+ packet_context_type, "timestamp_begin");
+ if (field_type) {
+ if (field_type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
+ 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_common_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 (check_ts_begin_end_mapped) {
+ struct bt_ctf_clock_class *clock_class =
+ bt_ctf_field_type_common_integer_borrow_mapped_clock_class(
+ field_type);
+
+ 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;
+ }
+ }
+ }
+
+ /*
+ * 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_common_structure_borrow_field_type_by_name(
+ packet_context_type, "timestamp_end");
+ if (field_type) {
+ if (field_type->id != BT_CTF_FIELD_TYPE_ID_INTEGER) {
+ 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_common_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 (check_ts_begin_end_mapped) {
+ struct bt_ctf_clock_class *clock_class =
+ bt_ctf_field_type_common_integer_borrow_mapped_clock_class(
+ field_type);
-#define DEFAULT_IDENTIFIER_SIZE 128
-#define DEFAULT_METADATA_STRING_SIZE 4096
+ 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;
+ }
+ }
+ }
+
+ goto end;
+
+invalid:
+ is_valid = false;
+
+end:
+ return is_valid;
+}
+
+static
+bool event_header_field_type_is_valid(struct bt_ctf_trace_common *trace,
+ struct bt_ctf_stream_class_common *stream_class,
+ struct bt_ctf_field_type_common *event_header_type)
+{
+ bool is_valid = true;
+ struct bt_ctf_field_type_common *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_common_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 (event_header_type->id != BT_CTF_FIELD_TYPE_ID_STRUCT) {
+ 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_common_structure_borrow_field_type_by_name(
+ event_header_type, "id");
+ if (field_type) {
+ struct bt_ctf_field_type_common *int_ft;
+
+ if (field_type->id == BT_CTF_FIELD_TYPE_ID_INTEGER) {
+ int_ft = field_type;
+ } else if (field_type->id == BT_CTF_FIELD_TYPE_ID_ENUM) {
+ int_ft = bt_ctf_field_type_common_enumeration_borrow_container_field_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;
+ }
+
+ BT_ASSERT(int_ft);
+ if (bt_ctf_field_type_common_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;
+ }
+ }
+
+ goto end;
+
+invalid:
+ is_valid = false;
+
+end:
+ return is_valid;
+}
+
+static
+int check_packet_header_type_has_no_clock_class(struct bt_ctf_trace_common *trace)
+{
+ int ret = 0;
+
+ if (trace->packet_header_field_type) {
+ struct bt_ctf_clock_class *clock_class = NULL;
+
+ ret = bt_ctf_field_type_common_validate_single_clock_class(
+ trace->packet_header_field_type,
+ &clock_class);
+ bt_ctf_object_put_ref(clock_class);
+ if (ret || clock_class) {
+ BT_LOGW("Trace's packet header field type cannot "
+ "contain a field type which is mapped to "
+ "a clock class: "
+ "trace-addr=%p, trace-name=\"%s\", "
+ "clock-class-name=\"%s\"",
+ trace, bt_ctf_trace_common_get_name(trace),
+ clock_class ?
+ bt_ctf_clock_class_get_name(clock_class) :
+ NULL);
+ ret = -1;
+ }
+ }
+
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_trace_common_add_stream_class(struct bt_ctf_trace_common *trace,
+ struct bt_ctf_stream_class_common *stream_class,
+ bt_ctf_validation_flag_copy_field_type_func copy_field_type_func,
+ struct bt_ctf_clock_class *init_expected_clock_class,
+ int (*map_clock_classes_func)(struct bt_ctf_stream_class_common *stream_class,
+ struct bt_ctf_field_type_common *packet_context_field_type,
+ struct bt_ctf_field_type_common *event_header_field_type),
+ bool check_ts_begin_end_mapped)
+{
+ 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;
+ const enum bt_ctf_validation_flag trace_sc_validation_flags =
+ BT_CTF_VALIDATION_FLAG_TRACE |
+ BT_CTF_VALIDATION_FLAG_STREAM;
+ const enum bt_ctf_validation_flag ec_validation_flags =
+ BT_CTF_VALIDATION_FLAG_EVENT;
+ struct bt_ctf_field_type_common *packet_header_type = NULL;
+ struct bt_ctf_field_type_common *packet_context_type = NULL;
+ struct bt_ctf_field_type_common *event_header_type = NULL;
+ struct bt_ctf_field_type_common *stream_event_ctx_type = NULL;
+ int64_t event_class_count;
+ struct bt_ctf_trace_common *current_parent_trace = NULL;
+ struct bt_ctf_clock_class *expected_clock_class =
+ bt_ctf_object_get_ref(init_expected_clock_class);
+
+ BT_ASSERT(copy_field_type_func);
+
+ if (!trace) {
+ BT_LOGW_STR("Invalid parameter: trace is NULL.");
+ ret = -1;
+ goto end;
+ }
+
+ if (!stream_class) {
+ BT_LOGW_STR("Invalid parameter: stream class is NULL.");
+ ret = -1;
+ goto end;
+ }
+
+ BT_LOGD("Adding stream class to trace: "
+ "trace-addr=%p, trace-name=\"%s\", "
+ "stream-class-addr=%p, stream-class-name=\"%s\", "
+ "stream-class-id=%" PRId64,
+ trace, bt_ctf_trace_common_get_name(trace),
+ stream_class, bt_ctf_stream_class_common_get_name(stream_class),
+ bt_ctf_stream_class_common_get_id(stream_class));
+
+ current_parent_trace = bt_ctf_stream_class_common_borrow_trace(stream_class);
+ if (current_parent_trace) {
+ /* Stream class is already associated to a trace, abort. */
+ BT_LOGW("Invalid parameter: stream class is already part of a trace: "
+ "stream-class-trace-addr=%p, "
+ "stream-class-trace-name=\"%s\"",
+ current_parent_trace,
+ bt_ctf_trace_common_get_name(current_parent_trace));
+ ret = -1;
+ goto end;
+ }
+
+ event_class_count =
+ bt_ctf_stream_class_common_get_event_class_count(stream_class);
+ BT_ASSERT(event_class_count >= 0);
+
+ if (!stream_class->frozen) {
+ /*
+ * Stream class is not frozen yet. Validate that the
+ * stream class contains at most a single clock class
+ * because the previous
+ * bt_ctf_stream_class_common_add_event_class() calls did
+ * not make this validation since the stream class's
+ * direct field types (packet context, event header,
+ * event context) could change afterwards. This stream
+ * class is about to be frozen and those field types
+ * won't be changed if this function succeeds.
+ *
+ * At this point we're also sure that the stream class's
+ * clock, if any, has the same class as the stream
+ * class's expected clock class, if any. This is why, if
+ * bt_ctf_stream_class_common_validate_single_clock_class()
+ * succeeds below, the call to
+ * bt_ctf_stream_class_map_clock_class() at the end of this
+ * function is safe because it maps to the same, single
+ * clock class.
+ */
+ ret = bt_ctf_stream_class_common_validate_single_clock_class(
+ stream_class, &expected_clock_class);
+ if (ret) {
+ BT_LOGW("Invalid parameter: stream class or one of its "
+ "event classes contains a field type which is "
+ "not recursively mapped to the expected "
+ "clock class: "
+ "stream-class-addr=%p, "
+ "stream-class-id=%" PRId64 ", "
+ "stream-class-name=\"%s\", "
+ "expected-clock-class-addr=%p, "
+ "expected-clock-class-name=\"%s\"",
+ stream_class, bt_ctf_stream_class_common_get_id(stream_class),
+ bt_ctf_stream_class_common_get_name(stream_class),
+ expected_clock_class,
+ expected_clock_class ?
+ bt_ctf_clock_class_get_name(expected_clock_class) :
+ NULL);
+ goto end;
+ }
+ }
+
+ ret = check_packet_header_type_has_no_clock_class(trace);
+ if (ret) {
+ /* check_packet_header_type_has_no_clock_class() logs errors */
+ goto end;
+ }
+
+ /*
+ * We're about to freeze both the trace and the stream class.
+ * Also, each event class contained in this stream class are
+ * already frozen.
+ *
+ * This trace, this stream class, and all its event classes
+ * should be valid at this point.
+ *
+ * Validate trace and stream class first, then each event
+ * class of this stream class can be validated individually.
+ */
+ packet_header_type =
+ bt_ctf_trace_common_borrow_packet_header_field_type(trace);
+ packet_context_type =
+ bt_ctf_stream_class_common_borrow_packet_context_field_type(stream_class);
+ event_header_type =
+ bt_ctf_stream_class_common_borrow_event_header_field_type(stream_class);
+ stream_event_ctx_type =
+ bt_ctf_stream_class_common_borrow_event_context_field_type(stream_class);
+
+ BT_LOGD("Validating trace and stream class field types.");
+ ret = bt_ctf_validate_class_types(trace->environment,
+ packet_header_type, packet_context_type, event_header_type,
+ stream_event_ctx_type, NULL, NULL, trace->valid,
+ stream_class->valid, 1, &trace_sc_validation_output,
+ trace_sc_validation_flags, copy_field_type_func);
+
+ if (ret) {
+ /*
+ * This means something went wrong during the validation
+ * process, not that the objects are invalid.
+ */
+ BT_LOGE("Failed to validate trace and stream class field types: "
+ "ret=%d", ret);
+ goto end;
+ }
+
+ if ((trace_sc_validation_output.valid_flags &
+ trace_sc_validation_flags) !=
+ trace_sc_validation_flags) {
+ /* Invalid trace/stream class */
+ BT_LOGW("Invalid trace or stream class field types: "
+ "valid-flags=0x%x",
+ trace_sc_validation_output.valid_flags);
+ ret = -1;
+ goto end;
+ }
+
+ if (event_class_count > 0) {
+ ec_validation_outputs = g_new0(struct bt_ctf_validation_output,
+ event_class_count);
+ if (!ec_validation_outputs) {
+ BT_LOGE_STR("Failed to allocate one validation output structure.");
+ ret = -1;
+ goto end;
+ }
+ }
+
+ /* Validate each event class individually */
+ for (i = 0; i < event_class_count; i++) {
+ struct bt_ctf_event_class_common *event_class =
+ bt_ctf_stream_class_common_borrow_event_class_by_index(
+ stream_class, i);
+ struct bt_ctf_field_type_common *event_context_type = NULL;
+ struct bt_ctf_field_type_common *event_payload_type = NULL;
+
+ event_context_type =
+ bt_ctf_event_class_common_borrow_context_field_type(
+ event_class);
+ event_payload_type =
+ bt_ctf_event_class_common_borrow_payload_field_type(
+ event_class);
+
+ /*
+ * It is important to use the field types returned by
+ * the previous trace and stream class validation here
+ * because copies could have been made.
+ */
+ BT_LOGD("Validating event class's field types: "
+ "addr=%p, name=\"%s\", id=%" PRId64,
+ event_class, bt_ctf_event_class_common_get_name(event_class),
+ bt_ctf_event_class_common_get_id(event_class));
+ ret = bt_ctf_validate_class_types(trace->environment,
+ trace_sc_validation_output.packet_header_type,
+ trace_sc_validation_output.packet_context_type,
+ trace_sc_validation_output.event_header_type,
+ trace_sc_validation_output.stream_event_ctx_type,
+ event_context_type, event_payload_type,
+ 1, 1, event_class->valid, &ec_validation_outputs[i],
+ ec_validation_flags, copy_field_type_func);
+
+ if (ret) {
+ BT_LOGE("Failed to validate event class field types: "
+ "ret=%d", ret);
+ goto end;
+ }
+
+ if ((ec_validation_outputs[i].valid_flags &
+ ec_validation_flags) != ec_validation_flags) {
+ /* Invalid event class */
+ BT_LOGW("Invalid event class field types: "
+ "valid-flags=0x%x",
+ ec_validation_outputs[i].valid_flags);
+ ret = -1;
+ goto end;
+ }
+ }
+
+ stream_id = bt_ctf_stream_class_common_get_id(stream_class);
+ if (stream_id < 0) {
+ stream_id = trace->next_stream_id++;
+ if (stream_id < 0) {
+ BT_LOGE_STR("No more stream class IDs available.");
+ ret = -1;
+ goto end;
+ }
+
+ /* Try to assign a new stream id */
+ for (i = 0; i < trace->stream_classes->len; i++) {
+ if (stream_id == bt_ctf_stream_class_common_get_id(
+ trace->stream_classes->pdata[i])) {
+ /* Duplicate stream id found */
+ BT_LOGW("Duplicate stream class ID: "
+ "id=%" PRId64, (int64_t) stream_id);
+ ret = -1;
+ goto end;
+ }
+ }
+
+ if (bt_ctf_stream_class_common_set_id_no_check(stream_class,
+ stream_id)) {
+ /* TODO Should retry with a different stream id */
+ BT_LOGE("Cannot set stream class's ID: "
+ "id=%" PRId64, (int64_t) stream_id);
+ ret = -1;
+ goto end;
+ }
+ }
+
+ /*
+ * 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)) {
+ BT_LOGW_STR("Invalid trace's packet header field type.");
+ ret = -1;
+ goto end;
+ }
+
+ if (!packet_context_field_type_is_valid(trace,
+ stream_class,
+ trace_sc_validation_output.packet_context_type,
+ check_ts_begin_end_mapped)) {
+ BT_LOGW_STR("Invalid stream class's packet context field type.");
+ ret = -1;
+ goto end;
+ }
+
+ if (!event_header_field_type_is_valid(trace,
+ stream_class,
+ trace_sc_validation_output.event_header_type)) {
+ BT_LOGW_STR("Invalid steam class's event header field 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 (map_clock_classes_func) {
+ if (map_clock_classes_func(stream_class,
+ trace_sc_validation_output.packet_context_type,
+ trace_sc_validation_output.event_header_type)) {
+ /* map_clock_classes_func() logs errors */
+ ret = -1;
+ goto end;
+ }
+ }
+
+ bt_ctf_object_set_parent(&stream_class->base, &trace->base);
+ g_ptr_array_add(trace->stream_classes, stream_class);
+
+ /*
+ * At this point we know that the function will be successful.
+ * Therefore we can replace the trace and stream class field
+ * types with what's in their validation output structure and
+ * mark them as valid. We can also replace the field types of
+ * all the event classes of the stream class and mark them as
+ * valid.
+ */
+ bt_ctf_validation_replace_types(trace, stream_class, NULL,
+ &trace_sc_validation_output, trace_sc_validation_flags);
+ trace->valid = 1;
+ stream_class->valid = 1;
+
+ /*
+ * Put what was not moved in bt_ctf_validation_replace_types().
+ */
+ bt_ctf_validation_output_put_types(&trace_sc_validation_output);
+
+ for (i = 0; i < event_class_count; i++) {
+ struct bt_ctf_event_class_common *event_class =
+ bt_ctf_stream_class_common_borrow_event_class_by_index(
+ stream_class, i);
+
+ bt_ctf_validation_replace_types(NULL, NULL, event_class,
+ &ec_validation_outputs[i], ec_validation_flags);
+ event_class->valid = 1;
+
+ /*
+ * Put what was not moved in
+ * bt_ctf_validation_replace_types().
+ */
+ bt_ctf_validation_output_put_types(&ec_validation_outputs[i]);
+ }
+
+ /*
+ * Freeze the trace and the stream class.
+ */
+ bt_ctf_stream_class_common_freeze(stream_class);
+ bt_ctf_trace_common_freeze(trace);
+
+ /*
+ * It is safe to set the stream class's unique clock class
+ * now because the stream class is frozen.
+ */
+ if (expected_clock_class) {
+ BT_CTF_OBJECT_MOVE_REF(stream_class->clock_class, expected_clock_class);
+ }
+
+ BT_LOGD("Added stream class to trace: "
+ "trace-addr=%p, trace-name=\"%s\", "
+ "stream-class-addr=%p, stream-class-name=\"%s\", "
+ "stream-class-id=%" PRId64,
+ trace, bt_ctf_trace_common_get_name(trace),
+ stream_class, bt_ctf_stream_class_common_get_name(stream_class),
+ bt_ctf_stream_class_common_get_id(stream_class));
+
+end:
+ if (ret) {
+ bt_ctf_object_set_parent(&stream_class->base, NULL);
+
+ if (ec_validation_outputs) {
+ for (i = 0; i < event_class_count; i++) {
+ bt_ctf_validation_output_put_types(
+ &ec_validation_outputs[i]);
+ }
+ }
+ }
+
+ g_free(ec_validation_outputs);
+ bt_ctf_validation_output_put_types(&trace_sc_validation_output);
+ bt_ctf_object_put_ref(expected_clock_class);
+ return ret;
+}
+
+BT_HIDDEN
+bt_bool bt_ctf_trace_common_has_clock_class(struct bt_ctf_trace_common *trace,
+ struct bt_ctf_clock_class *clock_class)
+{
+ struct bt_ctf_search_query query = { .value = clock_class, .found = 0 };
+
+ BT_ASSERT(trace);
+ BT_ASSERT(clock_class);
+
+ g_ptr_array_foreach(trace->clock_classes, value_exists, &query);
+ return query.found;
+}
+
+BT_HIDDEN
+int bt_ctf_trace_common_set_native_byte_order(struct bt_ctf_trace_common *trace,
+ enum bt_ctf_byte_order byte_order, bool allow_unspecified)
+{
+ int ret = 0;
+
+ if (!trace) {
+ BT_LOGW_STR("Invalid parameter: trace is NULL.");
+ ret = -1;
+ goto end;
+ }
+
+ if (trace->frozen) {
+ BT_LOGW("Invalid parameter: trace is frozen: "
+ "addr=%p, name=\"%s\"",
+ trace, bt_ctf_trace_common_get_name(trace));
+ ret = -1;
+ goto end;
+ }
+
+ if (byte_order == BT_CTF_BYTE_ORDER_UNSPECIFIED && !allow_unspecified) {
+ BT_LOGW("Invalid parameter: BT_CTF_BYTE_ORDER_UNSPECIFIED byte order is not allowed: "
+ "addr=%p, name=\"%s\"",
+ trace, bt_ctf_trace_common_get_name(trace));
+ ret = -1;
+ goto end;
+ }
+
+ if (byte_order != BT_CTF_BYTE_ORDER_LITTLE_ENDIAN &&
+ byte_order != BT_CTF_BYTE_ORDER_BIG_ENDIAN &&
+ byte_order != BT_CTF_BYTE_ORDER_NETWORK) {
+ BT_LOGW("Invalid parameter: invalid byte order: "
+ "addr=%p, name=\"%s\", bo=%s",
+ trace, bt_ctf_trace_common_get_name(trace),
+ bt_ctf_byte_order_string(byte_order));
+ ret = -1;
+ goto end;
+ }
+
+ trace->native_byte_order = byte_order;
+ BT_LOGV("Set trace's native byte order: "
+ "addr=%p, name=\"%s\", bo=%s",
+ trace, bt_ctf_trace_common_get_name(trace),
+ bt_ctf_byte_order_string(byte_order));
+
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int bt_ctf_trace_common_set_packet_header_field_type(struct bt_ctf_trace_common *trace,
+ struct bt_ctf_field_type_common *packet_header_type)
+{
+ int ret = 0;
+
+ if (!trace) {
+ BT_LOGW_STR("Invalid parameter: trace is NULL.");
+ ret = -1;
+ goto end;
+ }
+
+ if (trace->frozen) {
+ BT_LOGW("Invalid parameter: trace is frozen: "
+ "addr=%p, name=\"%s\"",
+ trace, bt_ctf_trace_common_get_name(trace));
+ ret = -1;
+ goto end;
+ }
+
+ /* packet_header_type must be a structure. */
+ if (packet_header_type &&
+ packet_header_type->id != BT_CTF_FIELD_TYPE_ID_STRUCT) {
+ BT_LOGW("Invalid parameter: packet header field type must be a structure field type if it exists: "
+ "addr=%p, name=\"%s\", ft-addr=%p, ft-id=%s",
+ trace, bt_ctf_trace_common_get_name(trace),
+ packet_header_type,
+ bt_ctf_field_type_id_string(packet_header_type->id));
+ ret = -1;
+ goto end;
+ }
+
+ bt_ctf_object_put_ref(trace->packet_header_field_type);
+ trace->packet_header_field_type = bt_ctf_object_get_ref(packet_header_type);
+ BT_LOGV("Set trace's packet header field type: "
+ "addr=%p, name=\"%s\", packet-context-ft-addr=%p",
+ trace, bt_ctf_trace_common_get_name(trace), packet_header_type);
+end:
+ return ret;
+}
+
+static
+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_by_index(
+ (struct bt_ctf_trace *) element, i);
+}
+
+static
+int visit_stream_class(void *object, bt_ctf_visitor visitor,void *data)
+{
+ return bt_ctf_stream_class_visit(object, visitor, data);
+}
+
+int bt_ctf_trace_visit(struct bt_ctf_trace *trace,
+ bt_ctf_visitor visitor, void *data)
+{
+ int ret;
+ struct bt_ctf_visitor_object obj = {
+ .object = trace,
+ .type = BT_CTF_VISITOR_OBJECT_TYPE_TRACE
+ };
+
+ if (!trace) {
+ BT_LOGW_STR("Invalid parameter: trace is NULL.");
+ ret = -1;
+ goto end;
+ }
+
+ if (!visitor) {
+ BT_LOGW_STR("Invalid parameter: visitor is NULL.");
+ ret = -1;
+ goto end;
+ }
+
+ BT_LOGV("Visiting trace: addr=%p, name=\"%s\"",
+ trace, bt_ctf_trace_get_name(trace));
+ ret = bt_ctf_visitor_helper(&obj, get_stream_class_count,
+ get_stream_class, visit_stream_class, visitor, data);
+end:
+ return ret;
+}
static
-void bt_ctf_trace_destroy(struct bt_object *obj)
+void bt_ctf_trace_destroy(struct bt_ctf_object *obj)
{
struct bt_ctf_trace *trace = (void *) obj;
BT_LOGD("Destroying CTF writer trace object: addr=%p, name=\"%s\"",
trace, bt_ctf_trace_get_name(trace));
- bt_trace_common_finalize(BT_TO_COMMON(trace));
+ bt_ctf_trace_common_finalize(BT_CTF_TO_COMMON(trace));
g_free(trace);
}
goto error;
}
- ret = bt_trace_common_initialize(BT_TO_COMMON(trace),
+ ret = bt_ctf_trace_common_initialize(BT_CTF_TO_COMMON(trace),
bt_ctf_trace_destroy);
if (ret) {
- /* bt_trace_common_initialize() logs errors */
+ /* bt_ctf_trace_common_initialize() logs errors */
goto error;
}
return trace;
error:
- BT_PUT(trace);
+ BT_CTF_OBJECT_PUT_REF_AND_RESET(trace);
return trace;
}
const unsigned char *bt_ctf_trace_get_uuid(struct bt_ctf_trace *trace)
{
- return bt_trace_common_get_uuid(BT_TO_COMMON(trace));
+ return bt_ctf_trace_common_get_uuid(BT_CTF_TO_COMMON(trace));
}
int bt_ctf_trace_set_uuid(struct bt_ctf_trace *trace,
const unsigned char *uuid)
{
- return bt_trace_common_set_uuid(BT_TO_COMMON(trace), uuid);
-}
-
-int bt_ctf_trace_set_environment_field(struct bt_ctf_trace *trace,
- const char *name, struct bt_value *value)
-{
- return bt_trace_common_set_environment_field(BT_TO_COMMON(trace),
- name, value);
+ return bt_ctf_trace_common_set_uuid(BT_CTF_TO_COMMON(trace), uuid);
}
int bt_ctf_trace_set_environment_field_string(struct bt_ctf_trace *trace,
const char *name, const char *value)
{
- return bt_trace_common_set_environment_field_string(BT_TO_COMMON(trace),
+ return bt_ctf_trace_common_set_environment_field_string(BT_CTF_TO_COMMON(trace),
name, value);
}
int bt_ctf_trace_set_environment_field_integer(
struct bt_ctf_trace *trace, const char *name, int64_t value)
{
- return bt_trace_common_set_environment_field_integer(
- BT_TO_COMMON(trace), name, value);
+ return bt_ctf_trace_common_set_environment_field_integer(
+ BT_CTF_TO_COMMON(trace), name, value);
}
int64_t bt_ctf_trace_get_environment_field_count(struct bt_ctf_trace *trace)
{
- return bt_trace_common_get_environment_field_count(BT_TO_COMMON(trace));
+ return bt_ctf_trace_common_get_environment_field_count(BT_CTF_TO_COMMON(trace));
}
const char *
bt_ctf_trace_get_environment_field_name_by_index(struct bt_ctf_trace *trace,
uint64_t index)
{
- return bt_trace_common_get_environment_field_name_by_index(
- BT_TO_COMMON(trace), index);
+ return bt_ctf_trace_common_get_environment_field_name_by_index(
+ BT_CTF_TO_COMMON(trace), index);
}
-struct bt_value *bt_ctf_trace_get_environment_field_value_by_index(
+struct bt_ctf_value *bt_ctf_trace_get_environment_field_value_by_index(
struct bt_ctf_trace *trace, uint64_t index)
{
- return bt_trace_common_get_environment_field_value_by_index(
- BT_TO_COMMON(trace), index);
+ return bt_ctf_object_get_ref(bt_ctf_trace_common_borrow_environment_field_value_by_index(
+ BT_CTF_TO_COMMON(trace), index));
}
-struct bt_value *bt_ctf_trace_get_environment_field_value_by_name(
+struct bt_ctf_value *bt_ctf_trace_get_environment_field_value_by_name(
struct bt_ctf_trace *trace, const char *name)
{
- return bt_trace_common_get_environment_field_value_by_name(
- BT_TO_COMMON(trace), name);
+ return bt_ctf_object_get_ref(bt_ctf_trace_common_borrow_environment_field_value_by_name(
+ BT_CTF_TO_COMMON(trace), name));
}
+BT_HIDDEN
int bt_ctf_trace_add_clock_class(struct bt_ctf_trace *trace,
struct bt_ctf_clock_class *clock_class)
{
- return bt_trace_common_add_clock_class(BT_TO_COMMON(trace),
+ return bt_ctf_trace_common_add_clock_class(BT_CTF_TO_COMMON(trace),
(void *) clock_class);
}
+BT_HIDDEN
int64_t bt_ctf_trace_get_clock_class_count(struct bt_ctf_trace *trace)
{
- return bt_trace_common_get_clock_class_count(BT_TO_COMMON(trace));
+ return bt_ctf_trace_common_get_clock_class_count(BT_CTF_TO_COMMON(trace));
}
+BT_HIDDEN
struct bt_ctf_clock_class *bt_ctf_trace_get_clock_class_by_index(
struct bt_ctf_trace *trace, uint64_t index)
{
- return (void *) bt_trace_common_get_clock_class_by_index(
- BT_TO_COMMON(trace), index);
+ return bt_ctf_object_get_ref(bt_ctf_trace_common_borrow_clock_class_by_index(
+ BT_CTF_TO_COMMON(trace), index));
}
static
-int map_clock_classes_func(struct bt_stream_class_common *stream_class,
- struct bt_field_type_common *packet_context_type,
- struct bt_field_type_common *event_header_type)
+int map_clock_classes_func(struct bt_ctf_stream_class_common *stream_class,
+ struct bt_ctf_field_type_common *packet_context_type,
+ struct bt_ctf_field_type_common *event_header_type)
{
int ret = bt_ctf_stream_class_map_clock_class(
- BT_FROM_COMMON(stream_class),
- BT_FROM_COMMON(packet_context_type),
- BT_FROM_COMMON(event_header_type));
+ BT_CTF_FROM_COMMON(stream_class),
+ BT_CTF_FROM_COMMON(packet_context_type),
+ BT_CTF_FROM_COMMON(event_header_type));
if (ret) {
BT_LOGW_STR("Cannot automatically map selected stream class's field types to stream class's clock's class.");
struct bt_ctf_stream_class *stream_class)
{
int ret = 0;
- struct bt_clock_class *expected_clock_class = NULL;
+ struct bt_ctf_clock_class *expected_clock_class = NULL;
if (!trace) {
BT_LOGW_STR("Invalid parameter: trace is NULL.");
BT_LOGW("Stream class's clock's class is not part of the trace: "
"clock-class-addr=%p, clock-class-name=\"%s\"",
stream_clock_class,
- bt_clock_class_get_name(
- BT_TO_COMMON(stream_clock_class)));
+ bt_ctf_clock_class_get_name(stream_clock_class));
ret = -1;
goto end;
}
if (stream_class->common.clock_class &&
stream_class->common.clock_class !=
- BT_TO_COMMON(stream_class->clock->clock_class)) {
+ stream_class->clock->clock_class) {
/*
* Stream class already has an expected clock
* class, but it does not match its clock's
bt_ctf_stream_class_get_id(stream_class),
bt_ctf_stream_class_get_name(stream_class),
stream_class->common.clock_class,
- bt_clock_class_get_name(stream_class->common.clock_class));
+ bt_ctf_clock_class_get_name(stream_class->common.clock_class));
} else if (!stream_class->common.clock_class) {
/*
* Set expected clock class to stream class's
* clock's class.
*/
- expected_clock_class =
- BT_TO_COMMON(stream_class->clock->clock_class);
+ expected_clock_class = stream_class->clock->clock_class;
}
}
- ret = bt_trace_common_add_stream_class(BT_TO_COMMON(trace),
- BT_TO_COMMON(stream_class),
- (bt_validation_flag_copy_field_type_func) bt_ctf_field_type_copy,
+ ret = bt_ctf_trace_common_add_stream_class(BT_CTF_TO_COMMON(trace),
+ BT_CTF_TO_COMMON(stream_class),
+ (bt_ctf_validation_flag_copy_field_type_func) bt_ctf_field_type_copy,
expected_clock_class, map_clock_classes_func,
false);
int64_t bt_ctf_trace_get_stream_count(struct bt_ctf_trace *trace)
{
- return bt_trace_common_get_stream_count(BT_TO_COMMON(trace));
+ return bt_ctf_trace_common_get_stream_count(BT_CTF_TO_COMMON(trace));
}
struct bt_ctf_stream *bt_ctf_trace_get_stream_by_index(
struct bt_ctf_trace *trace, uint64_t index)
{
- return BT_FROM_COMMON(bt_trace_common_get_stream_by_index(
- BT_TO_COMMON(trace), index));
+ return bt_ctf_object_get_ref(bt_ctf_trace_common_borrow_stream_by_index(
+ BT_CTF_TO_COMMON(trace), index));
}
int64_t bt_ctf_trace_get_stream_class_count(struct bt_ctf_trace *trace)
{
- return bt_trace_common_get_stream_class_count(BT_TO_COMMON(trace));
+ return bt_ctf_trace_common_get_stream_class_count(BT_CTF_TO_COMMON(trace));
}
struct bt_ctf_stream_class *bt_ctf_trace_get_stream_class_by_index(
struct bt_ctf_trace *trace, uint64_t index)
{
- return BT_FROM_COMMON(bt_trace_common_get_stream_class_by_index(
- BT_TO_COMMON(trace), index));
+ return bt_ctf_object_get_ref(bt_ctf_trace_common_borrow_stream_class_by_index(
+ BT_CTF_TO_COMMON(trace), index));
}
struct bt_ctf_stream_class *bt_ctf_trace_get_stream_class_by_id(
struct bt_ctf_trace *trace, uint64_t id)
{
- return BT_FROM_COMMON(
- bt_trace_common_get_stream_class_by_id(
- BT_TO_COMMON(trace), id));
+ return bt_ctf_object_get_ref(bt_ctf_trace_common_borrow_stream_class_by_id(
+ BT_CTF_TO_COMMON(trace), id));
}
+BT_HIDDEN
struct bt_ctf_clock_class *bt_ctf_trace_get_clock_class_by_name(
struct bt_ctf_trace *trace, const char *name)
{
- return BT_FROM_COMMON(
- bt_trace_common_get_clock_class_by_name(BT_TO_COMMON(trace),
+ return bt_ctf_object_get_ref(
+ bt_ctf_trace_common_borrow_clock_class_by_name(BT_CTF_TO_COMMON(trace),
name));
}
unsigned char *uuid = trace->common.uuid;
int ret = 0;
- if (trace->common.native_byte_order == BT_BYTE_ORDER_NATIVE ||
- trace->common.native_byte_order == BT_BYTE_ORDER_UNSPECIFIED) {
+ if (trace->common.native_byte_order == BT_CTF_BYTE_ORDER_NATIVE ||
+ trace->common.native_byte_order == BT_CTF_BYTE_ORDER_UNSPECIFIED) {
BT_LOGW("Invalid parameter: trace's byte order cannot be BT_CTF_BYTE_ORDER_NATIVE or BT_CTF_BYTE_ORDER_UNSPECIFIED at this point; "
"set it with bt_ctf_trace_set_native_byte_order(): "
"addr=%p, name=\"%s\"",
g_string_append(context->string, "trace {\n");
g_string_append(context->string, "\tmajor = 1;\n");
g_string_append(context->string, "\tminor = 8;\n");
- BT_ASSERT(trace->common.native_byte_order == BT_BYTE_ORDER_LITTLE_ENDIAN ||
- trace->common.native_byte_order == BT_BYTE_ORDER_BIG_ENDIAN ||
- trace->common.native_byte_order == BT_BYTE_ORDER_NETWORK);
+ BT_ASSERT(trace->common.native_byte_order == BT_CTF_BYTE_ORDER_LITTLE_ENDIAN ||
+ trace->common.native_byte_order == BT_CTF_BYTE_ORDER_BIG_ENDIAN ||
+ trace->common.native_byte_order == BT_CTF_BYTE_ORDER_NETWORK);
if (trace->common.uuid_set) {
g_string_append_printf(context->string,
}
g_string_append_printf(context->string, "\tbyte_order = %s;\n",
- get_byte_order_string(trace->common.native_byte_order));
+ bt_ctf_get_byte_order_string(trace->common.native_byte_order));
if (trace->common.packet_header_field_type) {
g_string_append(context->string, "\tpacket.header := ");
int64_t i;
int64_t env_size;
- env_size = bt_attributes_get_count(trace->common.environment);
+ env_size = bt_ctf_attributes_get_count(trace->common.environment);
if (env_size <= 0) {
return;
}
g_string_append(context->string, "env {\n");
for (i = 0; i < env_size; i++) {
- struct bt_value *env_field_value_obj = NULL;
+ struct bt_ctf_private_value *env_field_value_obj = NULL;
const char *entry_name;
- entry_name = bt_attributes_get_field_name(
+ entry_name = bt_ctf_attributes_get_field_name(
trace->common.environment, i);
- env_field_value_obj = bt_attributes_get_field_value(
+ env_field_value_obj = bt_ctf_attributes_borrow_field_value(
trace->common.environment, i);
BT_ASSERT(entry_name);
BT_ASSERT(env_field_value_obj);
- switch (bt_value_get_type(env_field_value_obj)) {
- case BT_VALUE_TYPE_INTEGER:
+ switch (bt_ctf_value_get_type(
+ bt_ctf_private_value_as_value(env_field_value_obj))) {
+ case BT_CTF_VALUE_TYPE_INTEGER:
{
- int ret;
int64_t int_value;
- ret = bt_value_integer_get(env_field_value_obj,
- &int_value);
- BT_ASSERT(ret == 0);
+ int_value = bt_ctf_value_integer_get(
+ bt_ctf_private_value_as_value(
+ env_field_value_obj));
g_string_append_printf(context->string,
"\t%s = %" PRId64 ";\n", entry_name,
int_value);
break;
}
- case BT_VALUE_TYPE_STRING:
+ case BT_CTF_VALUE_TYPE_STRING:
{
- int ret;
const char *str_value;
char *escaped_str = NULL;
- ret = bt_value_string_get(env_field_value_obj,
- &str_value);
- BT_ASSERT(ret == 0);
+ str_value = bt_ctf_value_string_get(
+ bt_ctf_private_value_as_value(
+ env_field_value_obj));
escaped_str = g_strescape(str_value, NULL);
if (!escaped_str) {
BT_LOGE("Cannot escape string: string=\"%s\"",
str_value);
- goto loop_next;
+ continue;
}
g_string_append_printf(context->string,
break;
}
default:
- goto loop_next;
+ continue;
}
-
-loop_next:
- BT_PUT(env_field_value_obj);
}
g_string_append(context->string, "};\n\n");
(GFunc) bt_ctf_clock_class_serialize, context);
for (i = 0; i < trace->common.stream_classes->len; i++) {
- /* bt_stream_class_serialize() logs details */
+ /* bt_ctf_stream_class_serialize() logs details */
err = bt_ctf_stream_class_serialize(
trace->common.stream_classes->pdata[i], context);
if (err) {
- /* bt_stream_class_serialize() logs errors */
+ /* bt_ctf_stream_class_serialize() logs errors */
goto error;
}
}
enum bt_ctf_byte_order bt_ctf_trace_get_native_byte_order(
struct bt_ctf_trace *trace)
{
- return (int) bt_trace_common_get_native_byte_order(BT_TO_COMMON(trace));
+ return (int) bt_ctf_trace_common_get_native_byte_order(BT_CTF_TO_COMMON(trace));
}
int bt_ctf_trace_set_native_byte_order(struct bt_ctf_trace *trace,
enum bt_ctf_byte_order byte_order)
{
- return bt_trace_common_set_native_byte_order(BT_TO_COMMON(trace),
+ return bt_ctf_trace_common_set_native_byte_order(BT_CTF_TO_COMMON(trace),
(int) byte_order, false);
}
struct bt_ctf_field_type *bt_ctf_trace_get_packet_header_field_type(
struct bt_ctf_trace *trace)
{
- return BT_FROM_COMMON(bt_trace_common_get_packet_header_field_type(
- BT_TO_COMMON(trace)));
+ return bt_ctf_object_get_ref(bt_ctf_trace_common_borrow_packet_header_field_type(
+ BT_CTF_TO_COMMON(trace)));
}
int bt_ctf_trace_set_packet_header_field_type(struct bt_ctf_trace *trace,
struct bt_ctf_field_type *packet_header_type)
{
- return bt_trace_common_set_packet_header_field_type(BT_TO_COMMON(trace),
+ return bt_ctf_trace_common_set_packet_header_field_type(BT_CTF_TO_COMMON(trace),
(void *) packet_header_type);
}
const char *bt_ctf_trace_get_name(struct bt_ctf_trace *trace)
{
- return bt_trace_common_get_name(BT_TO_COMMON(trace));
+ return bt_ctf_trace_common_get_name(BT_CTF_TO_COMMON(trace));
}