/* Read event header */
if (stream_class->event_header) {
struct definition_integer *integer_definition;
+ struct definition *variant;
ret = generic_rw(ppos, &stream_class->event_header->p);
if (ret)
}
}
+ variant = lookup_variant(&stream_class->event_header->p, "v");
+ if (variant) {
+ integer_definition = lookup_integer(variant, "id", FALSE);
+ if (integer_definition) {
+ id = integer_definition->value._unsigned;
+ }
+ }
+
/* lookup timestamp */
integer_definition = lookup_integer(&stream_class->event_header->p, "timestamp", FALSE);
if (integer_definition) {
stream->timestamp = integer_definition->value._unsigned;
} else {
- struct definition *definition;
-
- definition = lookup_variant(&stream_class->event_header->p, "v");
- if (definition) {
- integer_definition = lookup_integer(definition, "id", FALSE);
- if (integer_definition) {
- id = integer_definition->value._unsigned;
- }
- integer_definition = lookup_integer(definition, "timestamp", FALSE);
+ if (variant) {
+ integer_definition = lookup_integer(variant, "timestamp", FALSE);
if (integer_definition) {
stream->timestamp = integer_definition->value._unsigned;
}
struct ctf_stream_class *stream_class = stream->stream_class;
struct ctf_event *event_class;
uint64_t id = 0;
- int len_index;
int ret;
/* print event header */
if (stream_class->event_header) {
+ struct definition_integer *integer_definition;
+ struct definition *variant;
+
/* lookup event id */
- len_index = struct_declaration_lookup_field_index(stream_class->event_header_decl,
- g_quark_from_static_string("id"));
- if (len_index >= 0) {
- struct definition_integer *defint;
- struct definition *field;
-
- field = struct_definition_get_field_from_index(stream_class->event_header, len_index);
- assert(field->declaration->id == CTF_TYPE_INTEGER);
- defint = container_of(field, struct definition_integer, p);
- assert(defint->declaration->signedness == FALSE);
- id = defint->value._unsigned; /* set id */
+ integer_definition = lookup_integer(&stream_class->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);
+ if (enum_definition) {
+ id = enum_definition->integer->value._unsigned;
+ }
+ }
+
+ variant = lookup_variant(&stream_class->event_header->p, "v");
+ if (variant) {
+ integer_definition = lookup_integer(variant, "id", FALSE);
+ if (integer_definition) {
+ id = integer_definition->value._unsigned;
+ }
}
ret = generic_rw(pos, &stream_class->event_header->p);
ret = -EINVAL;
break;
}
- printf("read %s\n", buf);
+ if (babeltrace_debug) {
+ fprintf(stdout, "[debug] metadata packet read: %s\n",
+ buf);
+ }
+
writelen = fwrite(buf, sizeof(char), readlen, out);
if (writelen < readlen) {
ret = -EIO;
int ret;
in = *fp;
+ /*
+ * Using strlen on *buf instead of size of open_memstream
+ * because its size includes garbage at the end (after final
+ * \0). This is the allocated size, not the actual string size.
+ */
out = open_memstream(buf, &size);
if (out == NULL)
return -errno;
fclose(out); /* flush the buffer */
fclose(in);
/* open for reading */
- *fp = fmemopen(*buf, size, "rb");
+ *fp = fmemopen(*buf, strlen(*buf), "rb");
return 0;
}