X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=formats%2Fctf%2Fir%2Fevent.c;h=d8def6252464919cea9790dcc4972bc33b1e4138;hb=b8248cc00f72ac2448c697c76033c8862d8db673;hp=99294979541d1aaaf3509e2a7d06a27d6b50e766;hpb=bc37ae52aa6face901440bf7eb2171104b5343d8;p=babeltrace.git diff --git a/formats/ctf/ir/event.c b/formats/ctf/ir/event.c index 99294979..d8def625 100644 --- a/formats/ctf/ir/event.c +++ b/formats/ctf/ir/event.c @@ -33,57 +33,136 @@ #include #include #include +#include #include +#include #include static void bt_ctf_event_class_destroy(struct bt_ctf_ref *ref); static void bt_ctf_event_destroy(struct bt_ctf_ref *ref); +static +int set_integer_field_value(struct bt_ctf_field *field, uint64_t value); struct bt_ctf_event_class *bt_ctf_event_class_create(const char *name) { + int ret; + struct bt_object *obj = NULL; struct bt_ctf_event_class *event_class = NULL; - if (validate_identifier(name)) { - goto end; + if (bt_ctf_validate_identifier(name)) { + goto error; } event_class = g_new0(struct bt_ctf_event_class, 1); if (!event_class) { - goto end; + goto error; } bt_ctf_ref_init(&event_class->ref_count); - event_class->name = g_quark_from_string(name); -end: + event_class->fields = bt_ctf_field_type_structure_create(); + if (!event_class->fields) { + goto error; + } + + event_class->attributes = bt_ctf_attributes_create(); + if (!event_class->attributes) { + goto error; + } + + obj = bt_object_integer_create_init(-1); + if (!obj) { + goto error; + } + + ret = bt_ctf_attributes_set_field_value(event_class->attributes, + "id", obj); + if (ret) { + goto error; + } + + BT_OBJECT_PUT(obj); + + obj = bt_object_string_create_init(name); + if (!obj) { + goto error; + } + + ret = bt_ctf_attributes_set_field_value(event_class->attributes, + "name", obj); + if (ret) { + goto error; + } + + BT_OBJECT_PUT(obj); + return event_class; + +error: + if (event_class) { + bt_ctf_event_class_put(event_class); + } + + BT_OBJECT_PUT(obj); + + return NULL; } const char *bt_ctf_event_class_get_name(struct bt_ctf_event_class *event_class) { + struct bt_object *obj = NULL; const char *name = NULL; if (!event_class) { goto end; } - name = g_quark_to_string(event_class->name); + obj = bt_ctf_attributes_get_field_value(event_class->attributes, + BT_CTF_EVENT_CLASS_ATTR_NAME_INDEX); + if (!obj) { + goto end; + } + + if (bt_object_string_get(obj, &name)) { + name = NULL; + } + end: + BT_OBJECT_PUT(obj); + return name; } int64_t bt_ctf_event_class_get_id(struct bt_ctf_event_class *event_class) { + struct bt_object *obj = NULL; int64_t ret; - if (!event_class || !event_class->id_set) { + if (!event_class) { + ret = -1; + goto end; + } + + obj = bt_ctf_attributes_get_field_value(event_class->attributes, + BT_CTF_EVENT_CLASS_ATTR_ID_INDEX); + if (!obj) { + goto end; + } + + if (bt_object_integer_get(obj, &ret)) { + ret = -1; + } + + if (ret < 0) { + /* means ID is not set */ ret = -1; goto end; } - ret = (int64_t) event_class->id; end: + BT_OBJECT_PUT(obj); + return ret; } @@ -91,6 +170,7 @@ int bt_ctf_event_class_set_id(struct bt_ctf_event_class *event_class, uint32_t id) { int ret = 0; + struct bt_object *obj = NULL; if (!event_class) { ret = -1; @@ -106,12 +186,142 @@ int bt_ctf_event_class_set_id(struct bt_ctf_event_class *event_class, goto end; } - event_class->id = id; - event_class->id_set = 1; + obj = bt_ctf_attributes_get_field_value(event_class->attributes, + BT_CTF_EVENT_CLASS_ATTR_ID_INDEX); + if (!obj) { + goto end; + } + + if (bt_object_integer_set(obj, id)) { + ret = -1; + goto end; + } + +end: + BT_OBJECT_PUT(obj); + + return ret; +} + +int bt_ctf_event_class_set_attribute( + struct bt_ctf_event_class *event_class, const char *name, + struct bt_object *value) +{ + int ret = 0; + + if (!event_class || !name || !value || event_class->frozen) { + ret = -1; + goto end; + } + + if (!strcmp(name, "id") || !strcmp(name, "loglevel")) { + if (!bt_object_is_integer(value)) { + ret = -1; + goto end; + } + } else if (!strcmp(name, "name") || !strcmp(name, "model.emf.uri")) { + if (!bt_object_is_string(value)) { + ret = -1; + goto end; + } + } else { + /* unknown attribute */ + ret = -1; + goto end; + } + + /* "id" special case: >= 0 */ + if (!strcmp(name, "id")) { + int64_t val; + + ret = bt_object_integer_get(value, &val); + + if (ret) { + goto end; + } + + if (val < 0) { + ret = -1; + goto end; + } + } + + ret = bt_ctf_attributes_set_field_value(event_class->attributes, + name, value); + +end: + return ret; +} + +int bt_ctf_event_class_get_attribute_count( + struct bt_ctf_event_class *event_class) +{ + int ret = 0; + + if (!event_class) { + ret = -1; + goto end; + } + + ret = bt_ctf_attributes_get_count(event_class->attributes); + +end: + return ret; +} + +const char * +bt_ctf_event_class_get_attribute_name( + struct bt_ctf_event_class *event_class, int index) +{ + const char *ret; + + if (!event_class) { + ret = NULL; + goto end; + } + + ret = bt_ctf_attributes_get_field_name(event_class->attributes, index); + +end: + return ret; +} + +struct bt_object * +bt_ctf_event_class_get_attribute_value(struct bt_ctf_event_class *event_class, + int index) +{ + struct bt_object *ret; + + if (!event_class) { + ret = NULL; + goto end; + } + + ret = bt_ctf_attributes_get_field_value(event_class->attributes, index); + end: return ret; } +struct bt_object * +bt_ctf_event_class_get_attribute_value_by_name( + struct bt_ctf_event_class *event_class, const char *name) +{ + struct bt_object *ret; + + if (!event_class || !name) { + ret = NULL; + goto end; + } + + ret = bt_ctf_attributes_get_field_value_by_name(event_class->attributes, + name); + +end: + return ret; + +} + struct bt_ctf_stream_class *bt_ctf_event_class_get_stream_class( struct bt_ctf_event_class *event_class) { @@ -127,24 +337,55 @@ end: return stream_class; } +struct bt_ctf_field_type *bt_ctf_event_class_get_payload_type( + struct bt_ctf_event_class *event_class) +{ + struct bt_ctf_field_type *payload = NULL; + + if (!event_class) { + goto end; + } + + bt_ctf_field_type_get(event_class->fields); + payload = event_class->fields; +end: + return payload; +} + +int bt_ctf_event_class_set_payload_type(struct bt_ctf_event_class *event_class, + struct bt_ctf_field_type *payload) +{ + int ret = 0; + + if (!event_class || !payload || + bt_ctf_field_type_get_type_id(payload) != CTF_TYPE_STRUCT) { + ret = -1; + goto end; + } + + bt_ctf_field_type_get(payload); + bt_ctf_field_type_put(event_class->fields); + event_class->fields = payload; +end: + return ret; +} + int bt_ctf_event_class_add_field(struct bt_ctf_event_class *event_class, struct bt_ctf_field_type *type, const char *name) { int ret = 0; - if (!event_class || !type || validate_identifier(name) || + if (!event_class || !type || bt_ctf_validate_identifier(name) || event_class->frozen) { ret = -1; goto end; } - if (!event_class->fields) { - event_class->fields = bt_ctf_field_type_structure_create(); - if (!event_class->fields) { - ret = -1; - goto end; - } + if (bt_ctf_field_type_get_type_id(event_class->fields) != + CTF_TYPE_STRUCT) { + ret = -1; + goto end; } ret = bt_ctf_field_type_structure_add_field(event_class->fields, @@ -153,16 +394,22 @@ end: return ret; } -int64_t bt_ctf_event_class_get_field_count( +int bt_ctf_event_class_get_field_count( struct bt_ctf_event_class *event_class) { - int64_t ret; + int ret; if (!event_class) { ret = -1; goto end; } + if (bt_ctf_field_type_get_type_id(event_class->fields) != + CTF_TYPE_STRUCT) { + ret = -1; + goto end; + } + ret = bt_ctf_field_type_structure_get_field_count(event_class->fields); end: return ret; @@ -170,11 +417,17 @@ end: int bt_ctf_event_class_get_field(struct bt_ctf_event_class *event_class, const char **field_name, struct bt_ctf_field_type **field_type, - size_t index) + int index) { int ret; - if (!event_class) { + if (!event_class || index < 0) { + ret = -1; + goto end; + } + + if (bt_ctf_field_type_get_type_id(event_class->fields) != + CTF_TYPE_STRUCT) { ret = -1; goto end; } @@ -195,6 +448,11 @@ struct bt_ctf_field_type *bt_ctf_event_class_get_field_by_name( goto end; } + if (bt_ctf_field_type_get_type_id(event_class->fields) != + CTF_TYPE_STRUCT) { + goto end; + } + name_quark = g_quark_try_string(name); if (!name_quark) { goto end; @@ -210,6 +468,45 @@ end: return field_type; } +struct bt_ctf_field_type *bt_ctf_event_class_get_context_type( + struct bt_ctf_event_class *event_class) +{ + struct bt_ctf_field_type *context_type = NULL; + + if (!event_class || !event_class->context) { + goto end; + } + + bt_ctf_field_type_get(event_class->context); + context_type = event_class->context; +end: + return context_type; +} + +int bt_ctf_event_class_set_context_type( + struct bt_ctf_event_class *event_class, + struct bt_ctf_field_type *context) +{ + int ret = 0; + + if (!event_class || !context || event_class->frozen) { + ret = -1; + goto end; + } + + if (bt_ctf_field_type_get_type_id(context) != CTF_TYPE_STRUCT) { + ret = -1; + goto end; + } + + bt_ctf_field_type_get(context); + bt_ctf_field_type_put(event_class->context); + event_class->context = context; +end: + return ret; + +} + void bt_ctf_event_class_get(struct bt_ctf_event_class *event_class) { if (!event_class) { @@ -230,12 +527,39 @@ void bt_ctf_event_class_put(struct bt_ctf_event_class *event_class) struct bt_ctf_event *bt_ctf_event_create(struct bt_ctf_event_class *event_class) { + int ret; + struct bt_object *obj = NULL; struct bt_ctf_event *event = NULL; if (!event_class) { goto end; } + /* + * The event class does not keep ownership of the stream class to + * which it as been added. Therefore, it can't assume it has been + * set. However, we disallow the creation of an event if its + * associated stream class has been reclaimed. + */ + if (!event_class->stream_class) { + goto end; + } + assert(event_class->stream_class->event_header_type); + + /* set "stream_id" attribute now that we know its value */ + obj = bt_object_integer_create_init(event_class->stream_class->id); + if (!obj) { + goto end; + } + + ret = bt_ctf_attributes_set_field_value(event_class->attributes, + "stream_id", obj); + BT_OBJECT_PUT(obj); + + if (ret) { + goto end; + } + event = g_new0(struct bt_ctf_event, 1); if (!event) { goto end; @@ -245,10 +569,37 @@ struct bt_ctf_event *bt_ctf_event_create(struct bt_ctf_event_class *event_class) bt_ctf_event_class_get(event_class); bt_ctf_event_class_freeze(event_class); event->event_class = event_class; - event->context_payload = bt_ctf_field_create(event_class->context); + + event->event_header = bt_ctf_field_create( + event_class->stream_class->event_header_type); + if (!event->event_header) { + goto error_destroy; + } + if (event_class->context) { + event->context_payload = bt_ctf_field_create( + event_class->context); + if (!event->context_payload) { + goto error_destroy; + } + } event->fields_payload = bt_ctf_field_create(event_class->fields); + if (!event->fields_payload) { + goto error_destroy; + } + + /* + * Freeze the stream class since the event header must not be changed + * anymore. + */ + bt_ctf_stream_class_freeze(event_class->stream_class); end: return event; +error_destroy: + if (event) { + bt_ctf_event_destroy(&event->ref_count); + } + + return NULL; } struct bt_ctf_event_class *bt_ctf_event_get_class(struct bt_ctf_event *event) @@ -300,17 +651,32 @@ end: int bt_ctf_event_set_payload(struct bt_ctf_event *event, const char *name, - struct bt_ctf_field *value) + struct bt_ctf_field *payload) { int ret = 0; - if (!event || !value || validate_identifier(name)) { + if (!event || !payload) { ret = -1; goto end; } - ret = bt_ctf_field_structure_set_field(event->fields_payload, - name, value); + if (name) { + ret = bt_ctf_field_structure_set_field(event->fields_payload, + name, payload); + } else { + struct bt_ctf_field_type *payload_type; + + payload_type = bt_ctf_field_get_type(payload); + if (payload_type == event->event_class->fields) { + bt_ctf_field_put(event->fields_payload); + bt_ctf_field_get(payload); + event->fields_payload = payload; + } else { + ret = -1; + } + + bt_ctf_field_type_put(payload_type); + } end: return ret; } @@ -321,21 +687,27 @@ struct bt_ctf_field *bt_ctf_event_get_payload(struct bt_ctf_event *event, { struct bt_ctf_field *field = NULL; - if (!event || !name) { + if (!event) { goto end; } - field = bt_ctf_field_structure_get_field(event->fields_payload, name); + if (name) { + field = bt_ctf_field_structure_get_field(event->fields_payload, + name); + } else { + field = event->fields_payload; + bt_ctf_field_get(field); + } end: return field; } struct bt_ctf_field *bt_ctf_event_get_payload_by_index( - struct bt_ctf_event *event, size_t index) + struct bt_ctf_event *event, int index) { struct bt_ctf_field *field = NULL; - if (!event) { + if (!event || index < 0) { goto end; } @@ -345,6 +717,100 @@ end: return field; } +struct bt_ctf_field *bt_ctf_event_get_event_header( + struct bt_ctf_event *event) +{ + struct bt_ctf_field *header = NULL; + + if (!event || !event->event_header) { + goto end; + } + + header = event->event_header; + bt_ctf_field_get(header); +end: + return header; +} + +int bt_ctf_event_set_event_header(struct bt_ctf_event *event, + struct bt_ctf_field *header) +{ + int ret = 0; + struct bt_ctf_field_type *field_type = NULL; + + if (!event || !header) { + ret = -1; + goto end; + } + + /* Could be NULL since an event class doesn't own a stream class */ + if (!event->event_class->stream_class) { + ret = -1; + goto end; + } + + /* + * Ensure the provided header's type matches the one registered to the + * stream class. + */ + field_type = bt_ctf_field_get_type(header); + if (field_type != event->event_class->stream_class->event_header_type) { + ret = -1; + goto end; + } + + bt_ctf_field_get(header); + bt_ctf_field_put(event->event_header); + event->event_header = header; +end: + if (field_type) { + bt_ctf_field_type_put(field_type); + } + return ret; +} + +struct bt_ctf_field *bt_ctf_event_get_event_context( + struct bt_ctf_event *event) +{ + struct bt_ctf_field *context = NULL; + + if (!event || !event->context_payload) { + goto end; + } + + context = event->context_payload; + bt_ctf_field_get(context); +end: + return context; +} + +int bt_ctf_event_set_event_context(struct bt_ctf_event *event, + struct bt_ctf_field *context) +{ + int ret = 0; + struct bt_ctf_field_type *field_type = NULL; + + if (!event || !context) { + ret = -1; + goto end; + } + + field_type = bt_ctf_field_get_type(context); + if (field_type != event->event_class->context) { + ret = -1; + goto end; + } + + bt_ctf_field_get(context); + bt_ctf_field_put(event->context_payload); + event->context_payload = context; +end: + if (field_type) { + bt_ctf_field_type_put(field_type); + } + return ret; +} + void bt_ctf_event_get(struct bt_ctf_event *event) { if (!event) { @@ -377,8 +843,15 @@ void bt_ctf_event_class_destroy(struct bt_ctf_ref *ref) * bt_ctf_event_class_set_stream_class for explanation. */ event_class = container_of(ref, struct bt_ctf_event_class, ref_count); - bt_ctf_field_type_put(event_class->context); - bt_ctf_field_type_put(event_class->fields); + if (event_class->attributes) { + bt_ctf_attributes_destroy(event_class->attributes); + } + if (event_class->context) { + bt_ctf_field_type_put(event_class->context); + } + if (event_class->fields) { + bt_ctf_field_type_put(event_class->fields); + } g_free(event_class); } @@ -393,12 +866,64 @@ void bt_ctf_event_destroy(struct bt_ctf_ref *ref) event = container_of(ref, struct bt_ctf_event, ref_count); - bt_ctf_event_class_put(event->event_class); - bt_ctf_field_put(event->context_payload); - bt_ctf_field_put(event->fields_payload); + if (event->event_class) { + bt_ctf_event_class_put(event->event_class); + } + if (event->event_header) { + bt_ctf_field_put(event->event_header); + } + if (event->context_payload) { + bt_ctf_field_put(event->context_payload); + } + if (event->fields_payload) { + bt_ctf_field_put(event->fields_payload); + } g_free(event); } +static +int set_integer_field_value(struct bt_ctf_field* field, uint64_t value) +{ + int ret = 0; + struct bt_ctf_field_type *field_type = NULL; + + if (!field) { + ret = -1; + goto end; + } + + if (!bt_ctf_field_validate(field)) { + /* Payload already set, skip! (not an error) */ + goto end; + } + + field_type = bt_ctf_field_get_type(field); + assert(field_type); + + if (bt_ctf_field_type_get_type_id(field_type) != CTF_TYPE_INTEGER) { + /* Not an integer and the value is unset, error. */ + ret = -1; + goto end; + } + + if (bt_ctf_field_type_integer_get_signed(field_type)) { + ret = bt_ctf_field_signed_integer_set_value(field, (int64_t) value); + if (ret) { + /* Value is out of range, error. */ + goto end; + } + } else { + ret = bt_ctf_field_unsigned_integer_set_value(field, value); + if (ret) { + /* Value is out of range, error. */ + goto end; + } + } +end: + bt_ctf_field_type_put(field_type); + return ret; +} + BT_HIDDEN void bt_ctf_event_class_freeze(struct bt_ctf_event_class *event_class) { @@ -406,6 +931,7 @@ void bt_ctf_event_class_freeze(struct bt_ctf_event_class *event_class) event_class->frozen = 1; bt_ctf_field_type_freeze(event_class->context); bt_ctf_field_type_freeze(event_class->fields); + bt_ctf_attributes_freeze(event_class->attributes); } BT_HIDDEN @@ -442,23 +968,76 @@ BT_HIDDEN int bt_ctf_event_class_serialize(struct bt_ctf_event_class *event_class, struct metadata_context *context) { + int i; + int count; int ret = 0; - int64_t stream_id; + struct bt_object *attr_value = NULL; assert(event_class); assert(context); - stream_id = bt_ctf_stream_class_get_id(event_class->stream_class); - if (stream_id < 0) { + + context->current_indentation_level = 1; + g_string_assign(context->field_name, ""); + g_string_append(context->string, "event {\n"); + count = bt_ctf_event_class_get_attribute_count(event_class); + + if (count < 0) { ret = -1; goto end; } - context->current_indentation_level = 1; - g_string_assign(context->field_name, ""); - g_string_append_printf(context->string, "event {\n\tname = \"%s\";\n\tid = %u;\n\tstream_id = %" PRId64 ";\n", - g_quark_to_string(event_class->name), - event_class->id, - stream_id); + for (i = 0; i < count; ++i) { + const char *attr_name = NULL; + + attr_name = bt_ctf_event_class_get_attribute_name( + event_class, i); + attr_value = bt_ctf_event_class_get_attribute_value( + event_class, i); + + if (!attr_name || !attr_value) { + ret = -1; + goto end; + } + + switch (bt_object_get_type(attr_value)) { + case BT_OBJECT_TYPE_INTEGER: + { + int64_t value; + + ret = bt_object_integer_get(attr_value, &value); + + if (ret) { + goto end; + } + + g_string_append_printf(context->string, + "\t%s = %" PRId64 ";\n", attr_name, value); + break; + } + + case BT_OBJECT_TYPE_STRING: + { + const char *value; + + ret = bt_object_string_get(attr_value, &value); + + if (ret) { + goto end; + } + + g_string_append_printf(context->string, + "\t%s = \"%s\";\n", attr_name, value); + break; + } + + default: + /* should never happen */ + assert(false); + break; + } + + BT_OBJECT_PUT(attr_value); + } if (event_class->context) { g_string_append(context->string, "\tcontext := "); @@ -482,9 +1061,24 @@ int bt_ctf_event_class_serialize(struct bt_ctf_event_class *event_class, g_string_append(context->string, "};\n\n"); end: context->current_indentation_level = 0; + BT_OBJECT_PUT(attr_value); return ret; } +void bt_ctf_event_class_set_native_byte_order( + struct bt_ctf_event_class *event_class, + int byte_order) +{ + if (!event_class) { + return; + } + + bt_ctf_field_type_set_native_byte_order(event_class->context, + byte_order); + bt_ctf_field_type_set_native_byte_order(event_class->fields, + byte_order); +} + BT_HIDDEN int bt_ctf_event_validate(struct bt_ctf_event *event) { @@ -492,6 +1086,11 @@ int bt_ctf_event_validate(struct bt_ctf_event *event) int ret; assert(event); + ret = bt_ctf_field_validate(event->event_header); + if (ret) { + goto end; + } + ret = bt_ctf_field_validate(event->fields_payload); if (ret) { goto end; @@ -530,25 +1129,59 @@ end: } BT_HIDDEN -int bt_ctf_event_set_timestamp(struct bt_ctf_event *event, - uint64_t timestamp) +int bt_ctf_event_populate_event_header(struct bt_ctf_event *event) { int ret = 0; + struct bt_ctf_field *id_field = NULL, *timestamp_field = NULL; - assert(event); - if (event->timestamp) { + if (!event) { ret = -1; goto end; } - event->timestamp = timestamp; + id_field = bt_ctf_field_structure_get_field(event->event_header, "id"); + if (id_field) { + ret = set_integer_field_value(id_field, + (uint64_t) bt_ctf_event_class_get_id( + event->event_class)); + if (ret) { + goto end; + } + } + + timestamp_field = bt_ctf_field_structure_get_field(event->event_header, + "timestamp"); + if (timestamp_field) { + struct bt_ctf_field_type *timestamp_field_type = + bt_ctf_field_get_type(timestamp_field); + struct bt_ctf_clock *mapped_clock; + + assert(timestamp_field_type); + mapped_clock = bt_ctf_field_type_integer_get_mapped_clock( + timestamp_field_type); + bt_ctf_field_type_put(timestamp_field_type); + if (mapped_clock) { + uint64_t timestamp = bt_ctf_clock_get_time( + mapped_clock); + + bt_ctf_clock_put(mapped_clock); + if (timestamp == (uint64_t) -1ULL) { + goto end; + } + + ret = set_integer_field_value(timestamp_field, + timestamp); + if (ret) { + goto end; + } + } + } end: + if (id_field) { + bt_ctf_field_put(id_field); + } + if (timestamp_field) { + bt_ctf_field_put(timestamp_field); + } return ret; } - -BT_HIDDEN -uint64_t bt_ctf_event_get_timestamp(struct bt_ctf_event *event) -{ - assert(event); - return event->timestamp; -}