struct ctf_stream_pos *pos =
container_of(ppos, struct ctf_stream_pos, parent);
struct ctf_stream_class *stream_class = stream->stream_class;
- struct ctf_event *event_class;
+ struct ctf_file_event *event;
uint64_t id = 0;
int ret;
return EOF;
/* Read event header */
- if (stream_class->event_header) {
+ if (stream->stream_event_header) {
struct definition_integer *integer_definition;
struct definition *variant;
- ret = generic_rw(ppos, &stream_class->event_header->p);
+ ret = generic_rw(ppos, &stream->stream_event_header->p);
if (ret)
goto error;
/* lookup event id */
- integer_definition = lookup_integer(&stream_class->event_header->p, "id", FALSE);
+ integer_definition = lookup_integer(&stream->stream_event_header->p, "id", FALSE);
if (integer_definition) {
id = integer_definition->value._unsigned;
} else {
struct definition_enum *enum_definition;
- enum_definition = lookup_enum(&stream_class->event_header->p, "id", FALSE);
+ enum_definition = lookup_enum(&stream->stream_event_header->p, "id", FALSE);
if (enum_definition) {
id = enum_definition->integer->value._unsigned;
}
}
- variant = lookup_variant(&stream_class->event_header->p, "v");
+ variant = lookup_variant(&stream->stream_event_header->p, "v");
if (variant) {
integer_definition = lookup_integer(variant, "id", FALSE);
if (integer_definition) {
}
/* lookup timestamp */
- integer_definition = lookup_integer(&stream_class->event_header->p, "timestamp", FALSE);
+ integer_definition = lookup_integer(&stream->stream_event_header->p, "timestamp", FALSE);
if (integer_definition) {
ctf_update_timestamp(stream, integer_definition);
} else {
}
/* Read stream-declared event context */
- if (stream_class->event_context) {
- ret = generic_rw(ppos, &stream_class->event_context->p);
+ if (stream->stream_event_context) {
+ ret = generic_rw(ppos, &stream->stream_event_context->p);
if (ret)
goto error;
}
fprintf(stdout, "[error] Event id %" PRIu64 " is outside range.\n", id);
return -EINVAL;
}
- event_class = g_ptr_array_index(stream_class->events_by_id, id);
- if (!event_class) {
+ event = g_ptr_array_index(stream->events_by_id, id);
+ if (!event) {
fprintf(stdout, "[error] Event id %" PRIu64 " is unknown.\n", id);
return -EINVAL;
}
/* Read event-declared event context */
- if (event_class->context) {
- ret = generic_rw(ppos, &event_class->context->p);
+ if (event->event_context) {
+ ret = generic_rw(ppos, &event->event_context->p);
if (ret)
goto error;
}
/* Read event payload */
- if (event_class->fields) {
- ret = generic_rw(ppos, &event_class->fields->p);
+ if (event->event_fields) {
+ ret = generic_rw(ppos, &event->event_fields->p);
if (ret)
goto error;
}
int ctf_write_event(struct stream_pos *pos, struct ctf_stream *stream)
{
struct ctf_stream_class *stream_class = stream->stream_class;
- struct ctf_event *event_class;
+ struct ctf_file_event *event;
uint64_t id = 0;
int ret;
/* print event header */
- if (stream_class->event_header) {
+ if (stream->stream_event_header) {
struct definition_integer *integer_definition;
struct definition *variant;
/* lookup event id */
- integer_definition = lookup_integer(&stream_class->event_header->p, "id", FALSE);
+ integer_definition = lookup_integer(&stream->stream_event_header->p, "id", FALSE);
if (integer_definition) {
id = integer_definition->value._unsigned;
} else {
struct definition_enum *enum_definition;
- enum_definition = lookup_enum(&stream_class->event_header->p, "id", FALSE);
+ enum_definition = lookup_enum(&stream->stream_event_header->p, "id", FALSE);
if (enum_definition) {
id = enum_definition->integer->value._unsigned;
}
}
- variant = lookup_variant(&stream_class->event_header->p, "v");
+ variant = lookup_variant(&stream->stream_event_header->p, "v");
if (variant) {
integer_definition = lookup_integer(variant, "id", FALSE);
if (integer_definition) {
}
}
- ret = generic_rw(pos, &stream_class->event_header->p);
+ ret = generic_rw(pos, &stream->stream_event_header->p);
if (ret)
goto error;
}
/* print stream-declared event context */
- if (stream_class->event_context) {
- ret = generic_rw(pos, &stream_class->event_context->p);
+ if (stream->stream_event_context) {
+ ret = generic_rw(pos, &stream->stream_event_context->p);
if (ret)
goto error;
}
fprintf(stdout, "[error] Event id %" PRIu64 " is outside range.\n", id);
return -EINVAL;
}
- event_class = g_ptr_array_index(stream_class->events_by_id, id);
- if (!event_class) {
+ event = g_ptr_array_index(stream->events_by_id, id);
+ if (!event) {
fprintf(stdout, "[error] Event id %" PRIu64 " is unknown.\n", id);
return -EINVAL;
}
/* print event-declared event context */
- if (event_class->context) {
- ret = generic_rw(pos, &event_class->context->p);
+ if (event->event_context) {
+ ret = generic_rw(pos, &event->event_context->p);
if (ret)
goto error;
}
/* Read and print event payload */
- if (event_class->fields) {
- ret = generic_rw(pos, &event_class->fields->p);
+ if (event->event_fields) {
+ ret = generic_rw(pos, &event->event_fields->p);
if (ret)
goto error;
}
return ret;
}
+static
+struct ctf_file_event *create_event_definitions(struct ctf_trace *td,
+ struct ctf_stream *stream,
+ struct ctf_event *event)
+{
+ struct ctf_file_event *file_event = g_new0(struct ctf_file_event, 1);
+
+ if (event->context_decl) {
+ struct definition *definition =
+ event->context_decl->p.definition_new(&event->context_decl->p,
+ stream->parent_def_scope, 0, 0, "event.context");
+ if (!definition) {
+ goto error;
+ }
+ file_event->event_context = container_of(definition,
+ struct definition_struct, p);
+ stream->parent_def_scope = file_event->event_context->p.scope;
+ }
+ if (event->fields_decl) {
+ struct definition *definition =
+ event->fields_decl->p.definition_new(&event->fields_decl->p,
+ stream->parent_def_scope, 0, 0, "event.fields");
+ if (!definition) {
+ goto error;
+ }
+ file_event->event_fields = container_of(definition,
+ struct definition_struct, p);
+ stream->parent_def_scope = file_event->event_fields->p.scope;
+ }
+ return file_event;
+
+error:
+ if (file_event->event_fields)
+ definition_unref(&file_event->event_fields->p);
+ if (file_event->event_context)
+ definition_unref(&file_event->event_context->p);
+ return NULL;
+}
+
+static
+int create_stream_definitions(struct ctf_trace *td, struct ctf_stream *stream)
+{
+ struct ctf_stream_class *stream_class;
+ int ret;
+ int i;
+
+ if (stream->stream_definitions_created)
+ return 0;
+
+ stream_class = stream->stream_class;
+
+ if (stream_class->packet_context_decl) {
+ struct definition *definition =
+ stream_class->packet_context_decl->p.definition_new(&stream_class->packet_context_decl->p,
+ stream->parent_def_scope, 0, 0, "stream.packet.context");
+ if (!definition) {
+ ret = -EINVAL;
+ goto error;
+ }
+ stream->stream_packet_context = container_of(definition,
+ struct definition_struct, p);
+ stream->parent_def_scope = stream->stream_packet_context->p.scope;
+ }
+ if (stream_class->event_header_decl) {
+ struct definition *definition =
+ stream_class->event_header_decl->p.definition_new(&stream_class->event_header_decl->p,
+ stream->parent_def_scope, 0, 0, "stream.event.header");
+ if (!definition) {
+ ret = -EINVAL;
+ goto error;
+ }
+ stream->stream_event_header =
+ container_of(definition, struct definition_struct, p);
+ stream->parent_def_scope = stream->stream_event_header->p.scope;
+ }
+ if (stream_class->event_context_decl) {
+ struct definition *definition =
+ stream_class->event_context_decl->p.definition_new(&stream_class->event_context_decl->p,
+ stream->parent_def_scope, 0, 0, "stream.event.context");
+ if (!definition) {
+ ret = -EINVAL;
+ goto error;
+ }
+ stream->stream_event_context =
+ container_of(definition, struct definition_struct, p);
+ stream->parent_def_scope = stream->stream_event_context->p.scope;
+ }
+ stream->events_by_id = g_ptr_array_new();
+ g_ptr_array_set_size(stream->events_by_id, stream_class->events_by_id->len);
+ for (i = 0; i < stream->events_by_id->len; i++) {
+ struct ctf_event *event = g_ptr_array_index(stream_class->events_by_id, i);
+ struct ctf_file_event *file_event;
+
+ if (!event)
+ continue;
+ file_event = create_event_definitions(td, stream, event);
+ if (!file_event)
+ goto error_event;
+ g_ptr_array_index(stream->events_by_id, i) = file_event;
+ }
+ return 0;
+
+error_event:
+ for (i = 0; i < stream->events_by_id->len; i++) {
+ struct ctf_file_event *file_event = g_ptr_array_index(stream->events_by_id, i);
+ if (file_event)
+ g_free(file_event);
+ }
+ g_ptr_array_free(stream->events_by_id, TRUE);
+error:
+ if (stream->stream_event_context)
+ definition_unref(&stream->stream_event_context->p);
+ if (stream->stream_event_header)
+ definition_unref(&stream->stream_event_header->p);
+ if (stream->stream_packet_context)
+ definition_unref(&stream->stream_packet_context->p);
+ return ret;
+}
+
static
int create_stream_packet_index(struct ctf_trace *td,
packet_index.packet_size = 0;
/* read and check header, set stream id (and check) */
- if (td->packet_header) {
+ if (file_stream->stream.trace_packet_header) {
/* Read packet header */
- ret = generic_rw(&pos->parent, &td->packet_header->p);
+ ret = generic_rw(&pos->parent, &file_stream->stream.trace_packet_header->p);
if (ret)
return ret;
- len_index = struct_declaration_lookup_field_index(td->packet_header->declaration, g_quark_from_static_string("magic"));
+ len_index = struct_declaration_lookup_field_index(file_stream->stream.trace_packet_header->declaration, g_quark_from_static_string("magic"));
if (len_index >= 0) {
struct definition_integer *defint;
struct definition *field;
- field = struct_definition_get_field_from_index(td->packet_header, len_index);
+ field = struct_definition_get_field_from_index(file_stream->stream.trace_packet_header, len_index);
assert(field->declaration->id == CTF_TYPE_INTEGER);
defint = container_of(field, struct definition_integer, p);
assert(defint->declaration->signedness == FALSE);
}
/* check uuid */
- len_index = struct_declaration_lookup_field_index(td->packet_header->declaration, g_quark_from_static_string("uuid"));
+ len_index = struct_declaration_lookup_field_index(file_stream->stream.trace_packet_header->declaration, g_quark_from_static_string("uuid"));
if (len_index >= 0) {
struct definition_array *defarray;
struct definition *field;
uint64_t i;
uint8_t uuidval[UUID_LEN];
- field = struct_definition_get_field_from_index(td->packet_header, len_index);
+ field = struct_definition_get_field_from_index(file_stream->stream.trace_packet_header, len_index);
assert(field->declaration->id == CTF_TYPE_ARRAY);
defarray = container_of(field, struct definition_array, p);
assert(array_len(defarray) == UUID_LEN);
}
- len_index = struct_declaration_lookup_field_index(td->packet_header->declaration, g_quark_from_static_string("stream_id"));
+ len_index = struct_declaration_lookup_field_index(file_stream->stream.trace_packet_header->declaration, g_quark_from_static_string("stream_id"));
if (len_index >= 0) {
struct definition_integer *defint;
struct definition *field;
- field = struct_definition_get_field_from_index(td->packet_header, len_index);
+ field = struct_definition_get_field_from_index(file_stream->stream.trace_packet_header, len_index);
assert(field->declaration->id == CTF_TYPE_INTEGER);
defint = container_of(field, struct definition_integer, p);
assert(defint->declaration->signedness == FALSE);
}
first_packet = 0;
- if (stream->packet_context) {
+ ret = create_stream_definitions(td, &file_stream->stream);
+ if (ret)
+ return ret;
+
+ if (file_stream->stream.stream_packet_context) {
/* Read packet context */
- ret = generic_rw(&pos->parent, &stream->packet_context->p);
+ ret = generic_rw(&pos->parent, &file_stream->stream.stream_packet_context->p);
if (ret)
return ret;
/* read content size from header */
- len_index = struct_declaration_lookup_field_index(stream->packet_context->declaration, g_quark_from_static_string("content_size"));
+ len_index = struct_declaration_lookup_field_index(file_stream->stream.stream_packet_context->declaration, g_quark_from_static_string("content_size"));
if (len_index >= 0) {
struct definition_integer *defint;
struct definition *field;
- field = struct_definition_get_field_from_index(stream->packet_context, len_index);
+ field = struct_definition_get_field_from_index(file_stream->stream.stream_packet_context, len_index);
assert(field->declaration->id == CTF_TYPE_INTEGER);
defint = container_of(field, struct definition_integer, p);
assert(defint->declaration->signedness == FALSE);
}
/* read packet size from header */
- len_index = struct_declaration_lookup_field_index(stream->packet_context->declaration, g_quark_from_static_string("packet_size"));
+ len_index = struct_declaration_lookup_field_index(file_stream->stream.stream_packet_context->declaration, g_quark_from_static_string("packet_size"));
if (len_index >= 0) {
struct definition_integer *defint;
struct definition *field;
- field = struct_definition_get_field_from_index(stream->packet_context, len_index);
+ field = struct_definition_get_field_from_index(file_stream->stream.stream_packet_context, len_index);
assert(field->declaration->id == CTF_TYPE_INTEGER);
defint = container_of(field, struct definition_integer, p);
assert(defint->declaration->signedness == FALSE);
return 0;
}
+static
+int create_trace_definitions(struct ctf_trace *td, struct ctf_stream *stream)
+{
+ int ret;
+
+ if (td->packet_header_decl) {
+ struct definition *definition =
+ td->packet_header_decl->p.definition_new(&td->packet_header_decl->p,
+ stream->parent_def_scope, 0, 0, "trace.packet.header");
+ if (!definition) {
+ ret = -EINVAL;
+ goto error;
+ }
+ stream->trace_packet_header =
+ container_of(definition, struct definition_struct, p);
+ stream->parent_def_scope = stream->trace_packet_header->p.scope;
+ }
+
+ return 0;
+
+error:
+ return ret;
+}
+
/*
* Note: many file streams can inherit from the same stream class
* description (metadata).
goto error;
file_stream = g_new0(struct ctf_file_stream, 1);
ctf_init_pos(&file_stream->pos, ret, flags);
+ ret = create_trace_definitions(td, &file_stream->stream);
+ if (ret)
+ goto error_def;
ret = create_stream_packet_index(td, file_stream);
if (ret)
goto error_index;
return 0;
error_index:
+ if (file_stream->stream.trace_packet_header)
+ definition_unref(&file_stream->stream.trace_packet_header->p);
+error_def:
ctf_fini_pos(&file_stream->pos);
close(file_stream->pos.fd);
g_free(file_stream);
projects / babeltrace.git / blobdiff