--- /dev/null
+/*
+ * Copyright 2018 - Philippe Proulx <pproulx@efficios.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ */
+
+#define BT_LOG_TAG "PLUGIN-CTF-METADATA-META-UPDATE-TEXT-ARRAY-SEQ"
+#include "logging.h"
+
+#include <babeltrace2/babeltrace.h>
+#include "common/babeltrace.h"
+#include "common/assert.h"
+#include <glib.h>
+#include <stdint.h>
+#include <string.h>
+#include <inttypes.h>
+
+#include "ctf-meta-visitors.h"
+
+static inline
+int set_text_array_sequence_field_class(struct ctf_field_class *fc)
+{
+ int ret = 0;
+ uint64_t i;
+
+ if (!fc) {
+ goto end;
+ }
+
+ switch (fc->type) {
+ case CTF_FIELD_CLASS_TYPE_STRUCT:
+ {
+ struct ctf_field_class_struct *struct_fc = (void *) fc;
+
+ for (i = 0; i < struct_fc->members->len; i++) {
+ struct ctf_named_field_class *named_fc =
+ ctf_field_class_struct_borrow_member_by_index(
+ struct_fc, i);
+
+ ret = set_text_array_sequence_field_class(named_fc->fc);
+ if (ret) {
+ goto end;
+ }
+ }
+
+ break;
+ }
+ case CTF_FIELD_CLASS_TYPE_VARIANT:
+ {
+ struct ctf_field_class_variant *var_fc = (void *) fc;
+
+ for (i = 0; i < var_fc->options->len; i++) {
+ struct ctf_named_field_class *named_fc =
+ ctf_field_class_variant_borrow_option_by_index(
+ var_fc, i);
+
+ ret = set_text_array_sequence_field_class(named_fc->fc);
+ if (ret) {
+ goto end;
+ }
+ }
+
+ break;
+ }
+ case CTF_FIELD_CLASS_TYPE_ARRAY:
+ case CTF_FIELD_CLASS_TYPE_SEQUENCE:
+ {
+ struct ctf_field_class_array_base *array_fc = (void *) fc;
+
+ if (array_fc->elem_fc->type == CTF_FIELD_CLASS_TYPE_INT ||
+ array_fc->elem_fc->type == CTF_FIELD_CLASS_TYPE_ENUM) {
+ struct ctf_field_class_int *int_fc =
+ (void *) array_fc->elem_fc;
+
+ if (int_fc->base.base.alignment == 8 &&
+ int_fc->base.size == 8 &&
+ int_fc->encoding == CTF_ENCODING_UTF8) {
+ array_fc->is_text = true;
+
+ /*
+ * Force integer element to be unsigned;
+ * this makes the decoder enter a single
+ * path when reading a text
+ * array/sequence and we can safely
+ * decode bytes as characters anyway.
+ */
+ int_fc->is_signed = false;
+ }
+ }
+
+ ret = set_text_array_sequence_field_class(array_fc->elem_fc);
+ if (ret) {
+ goto end;
+ }
+
+ break;
+ }
+ default:
+ break;
+ }
+
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int ctf_trace_class_update_text_array_sequence(struct ctf_trace_class *ctf_tc)
+{
+ int ret = 0;
+ uint64_t i;
+
+ if (!ctf_tc->is_translated) {
+ ret = set_text_array_sequence_field_class(
+ ctf_tc->packet_header_fc);
+ if (ret) {
+ goto end;
+ }
+ }
+
+ for (i = 0; i < ctf_tc->stream_classes->len; i++) {
+ struct ctf_stream_class *sc = ctf_tc->stream_classes->pdata[i];
+ uint64_t j;
+
+ if (!sc->is_translated) {
+ ret = set_text_array_sequence_field_class(
+ sc->packet_context_fc);
+ if (ret) {
+ goto end;
+ }
+
+ ret = set_text_array_sequence_field_class(
+ sc->event_header_fc);
+ if (ret) {
+ goto end;
+ }
+
+ ret = set_text_array_sequence_field_class(
+ sc->event_common_context_fc);
+ if (ret) {
+ goto end;
+ }
+ }
+
+ for (j = 0; j < sc->event_classes->len; j++) {
+ struct ctf_event_class *ec =
+ sc->event_classes->pdata[j];
+
+ if (ec->is_translated) {
+ continue;
+ }
+
+ ret = set_text_array_sequence_field_class(
+ ec->spec_context_fc);
+ if (ret) {
+ goto end;
+ }
+
+ ret = set_text_array_sequence_field_class(
+ ec->payload_fc);
+ if (ret) {
+ goto end;
+ }
+ }
+ }
+
+end:
+ return ret;
+}
projects / babeltrace.git / blobdiff