--- /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-VALIDATE"
+#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
+int validate_stream_class(struct ctf_stream_class *sc)
+{
+ int ret = 0;
+ struct ctf_field_class_int *int_fc;
+ struct ctf_field_class *fc;
+
+ if (sc->is_translated) {
+ goto end;
+ }
+
+ fc = ctf_field_class_struct_borrow_member_field_class_by_name(
+ (void *) sc->packet_context_fc, "timestamp_begin");
+ if (fc) {
+ if (fc->type != CTF_FIELD_CLASS_TYPE_INT &&
+ fc->type != CTF_FIELD_CLASS_TYPE_ENUM) {
+ BT_LOGE_STR("Invalid packet context field class: "
+ "`timestamp_begin` member is not an integer field class.");
+ goto invalid;
+ }
+
+ int_fc = (void *) fc;
+
+ if (int_fc->is_signed) {
+ BT_LOGE_STR("Invalid packet context field class: "
+ "`timestamp_begin` member is signed.");
+ goto invalid;
+ }
+ }
+
+ fc = ctf_field_class_struct_borrow_member_field_class_by_name(
+ (void *) sc->packet_context_fc, "timestamp_end");
+ if (fc) {
+ if (fc->type != CTF_FIELD_CLASS_TYPE_INT &&
+ fc->type != CTF_FIELD_CLASS_TYPE_ENUM) {
+ BT_LOGE_STR("Invalid packet context field class: "
+ "`timestamp_end` member is not an integer field class.");
+ goto invalid;
+ }
+
+ int_fc = (void *) fc;
+
+ if (int_fc->is_signed) {
+ BT_LOGE_STR("Invalid packet context field class: "
+ "`timestamp_end` member is signed.");
+ goto invalid;
+ }
+ }
+
+ fc = ctf_field_class_struct_borrow_member_field_class_by_name(
+ (void *) sc->packet_context_fc, "events_discarded");
+ if (fc) {
+ if (fc->type != CTF_FIELD_CLASS_TYPE_INT &&
+ fc->type != CTF_FIELD_CLASS_TYPE_ENUM) {
+ BT_LOGE_STR("Invalid packet context field class: "
+ "`events_discarded` member is not an integer field class.");
+ goto invalid;
+ }
+
+ int_fc = (void *) fc;
+
+ if (int_fc->is_signed) {
+ BT_LOGE_STR("Invalid packet context field class: "
+ "`events_discarded` member is signed.");
+ goto invalid;
+ }
+ }
+
+ fc = ctf_field_class_struct_borrow_member_field_class_by_name(
+ (void *) sc->packet_context_fc, "packet_seq_num");
+ if (fc) {
+ if (fc->type != CTF_FIELD_CLASS_TYPE_INT &&
+ fc->type != CTF_FIELD_CLASS_TYPE_ENUM) {
+ BT_LOGE_STR("Invalid packet context field class: "
+ "`packet_seq_num` member is not an integer field class.");
+ goto invalid;
+ }
+
+ int_fc = (void *) fc;
+
+ if (int_fc->is_signed) {
+ BT_LOGE_STR("Invalid packet context field class: "
+ "`packet_seq_num` member is signed.");
+ goto invalid;
+ }
+ }
+
+ fc = ctf_field_class_struct_borrow_member_field_class_by_name(
+ (void *) sc->packet_context_fc, "packet_size");
+ if (fc) {
+ if (fc->type != CTF_FIELD_CLASS_TYPE_INT &&
+ fc->type != CTF_FIELD_CLASS_TYPE_ENUM) {
+ BT_LOGE_STR("Invalid packet context field class: "
+ "`packet_size` member is not an integer field class.");
+ goto invalid;
+ }
+
+ int_fc = (void *) fc;
+
+ if (int_fc->is_signed) {
+ BT_LOGE_STR("Invalid packet context field class: "
+ "`packet_size` member is signed.");
+ goto invalid;
+ }
+ }
+
+ fc = ctf_field_class_struct_borrow_member_field_class_by_name(
+ (void *) sc->packet_context_fc, "content_size");
+ if (fc) {
+ if (fc->type != CTF_FIELD_CLASS_TYPE_INT &&
+ fc->type != CTF_FIELD_CLASS_TYPE_ENUM) {
+ BT_LOGE_STR("Invalid packet context field class: "
+ "`content_size` member is not an integer field class.");
+ goto invalid;
+ }
+
+ int_fc = (void *) fc;
+
+ if (int_fc->is_signed) {
+ BT_LOGE_STR("Invalid packet context field class: "
+ "`content_size` member is signed.");
+ goto invalid;
+ }
+ }
+
+ fc = ctf_field_class_struct_borrow_member_field_class_by_name(
+ (void *) sc->event_header_fc, "id");
+ if (fc) {
+ if (fc->type != CTF_FIELD_CLASS_TYPE_INT &&
+ fc->type != CTF_FIELD_CLASS_TYPE_ENUM) {
+ BT_LOGE_STR("Invalid event header field class: "
+ "`id` member is not an integer field class.");
+ goto invalid;
+ }
+
+ int_fc = (void *) fc;
+
+ if (int_fc->is_signed) {
+ BT_LOGE_STR("Invalid event header field class: "
+ "`id` member is signed.");
+ goto invalid;
+ }
+ } else {
+ if (sc->event_classes->len > 1) {
+ BT_LOGE_STR("Invalid event header field class: "
+ "missing `id` member as there's "
+ "more than one event class.");
+ goto invalid;
+ }
+ }
+
+ goto end;
+
+invalid:
+ ret = -1;
+
+end:
+ return ret;
+}
+
+BT_HIDDEN
+int ctf_trace_class_validate(struct ctf_trace_class *ctf_tc)
+{
+ int ret = 0;
+ struct ctf_field_class_int *int_fc;
+ uint64_t i;
+
+ if (!ctf_tc->is_translated) {
+ struct ctf_field_class *fc;
+
+ fc = ctf_field_class_struct_borrow_member_field_class_by_name(
+ (void *) ctf_tc->packet_header_fc, "magic");
+ if (fc) {
+ struct ctf_named_field_class *named_fc =
+ ctf_field_class_struct_borrow_member_by_index(
+ (void *) ctf_tc->packet_header_fc,
+ 0);
+
+ if (named_fc->fc != fc) {
+ BT_LOGE_STR("Invalid packet header field class: "
+ "`magic` member is not the first member.");
+ goto invalid;
+ }
+
+ if (fc->type != CTF_FIELD_CLASS_TYPE_INT &&
+ fc->type != CTF_FIELD_CLASS_TYPE_ENUM) {
+ BT_LOGE_STR("Invalid packet header field class: "
+ "`magic` member is not an integer field class.");
+ goto invalid;
+ }
+
+ int_fc = (void *) fc;
+
+ if (int_fc->is_signed) {
+ BT_LOGE_STR("Invalid packet header field class: "
+ "`magic` member is signed.");
+ goto invalid;
+ }
+
+ if (int_fc->base.size != 32) {
+ BT_LOGE_STR("Invalid packet header field class: "
+ "`magic` member is not 32-bit.");
+ goto invalid;
+ }
+ }
+
+ fc = ctf_field_class_struct_borrow_member_field_class_by_name(
+ (void *) ctf_tc->packet_header_fc, "stream_id");
+ if (fc) {
+ if (fc->type != CTF_FIELD_CLASS_TYPE_INT &&
+ fc->type != CTF_FIELD_CLASS_TYPE_ENUM) {
+ BT_LOGE_STR("Invalid packet header field class: "
+ "`stream_id` member is not an integer field class.");
+ goto invalid;
+ }
+
+ int_fc = (void *) fc;
+
+ if (int_fc->is_signed) {
+ BT_LOGE_STR("Invalid packet header field class: "
+ "`stream_id` member is signed.");
+ goto invalid;
+ }
+ } else {
+ if (ctf_tc->stream_classes->len > 1) {
+ BT_LOGE_STR("Invalid packet header field class: "
+ "missing `stream_id` member as there's "
+ "more than one stream class.");
+ goto invalid;
+ }
+ }
+
+ fc = ctf_field_class_struct_borrow_member_field_class_by_name(
+ (void *) ctf_tc->packet_header_fc,
+ "stream_instance_id");
+ if (fc) {
+ if (fc->type != CTF_FIELD_CLASS_TYPE_INT &&
+ fc->type != CTF_FIELD_CLASS_TYPE_ENUM) {
+ BT_LOGE_STR("Invalid packet header field class: "
+ "`stream_instance_id` member is not an integer field class.");
+ goto invalid;
+ }
+
+ int_fc = (void *) fc;
+
+ if (int_fc->is_signed) {
+ BT_LOGE_STR("Invalid packet header field class: "
+ "`stream_instance_id` member is signed.");
+ goto invalid;
+ }
+ }
+
+ fc = ctf_field_class_struct_borrow_member_field_class_by_name(
+ (void *) ctf_tc->packet_header_fc, "uuid");
+ if (fc) {
+ struct ctf_field_class_array *array_fc = (void *) fc;
+
+ if (fc->type != CTF_FIELD_CLASS_TYPE_ARRAY) {
+ BT_LOGE_STR("Invalid packet header field class: "
+ "`uuid` member is not an array field class.");
+ goto invalid;
+ }
+
+ array_fc = (void *) fc;
+
+ if (array_fc->length != 16) {
+ BT_LOGE_STR("Invalid packet header field class: "
+ "`uuid` member is not a 16-element array field class.");
+ goto invalid;
+ }
+
+ if (array_fc->base.elem_fc->type != CTF_FIELD_CLASS_TYPE_INT) {
+ BT_LOGE_STR("Invalid packet header field class: "
+ "`uuid` member's element field class is not "
+ "an integer field class.");
+ goto invalid;
+ }
+
+ int_fc = (void *) array_fc->base.elem_fc;
+
+ if (int_fc->is_signed) {
+ BT_LOGE_STR("Invalid packet header field class: "
+ "`uuid` member's element field class "
+ "is a signed integer field class.");
+ goto invalid;
+ }
+
+ if (int_fc->base.size != 8) {
+ BT_LOGE_STR("Invalid packet header field class: "
+ "`uuid` member's element field class "
+ "is not an 8-bit integer field class.");
+ goto invalid;
+ }
+
+ if (int_fc->base.base.alignment != 8) {
+ BT_LOGE_STR("Invalid packet header field class: "
+ "`uuid` member's element field class's "
+ "alignment is not 8.");
+ goto invalid;
+ }
+ }
+ }
+
+ for (i = 0; i < ctf_tc->stream_classes->len; i++) {
+ struct ctf_stream_class *sc =
+ ctf_tc->stream_classes->pdata[i];
+
+ ret = validate_stream_class(sc);
+ if (ret) {
+ BT_LOGE("Invalid stream class: sc-id=%" PRIu64, sc->id);
+ goto invalid;
+ }
+ }
+
+ goto end;
+
+invalid:
+ ret = -1;
+
+end:
+ return ret;
+}
projects / babeltrace.git / blobdiff