--- /dev/null
+/*
+ * Copyright 2019 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.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#define BT_LOG_TAG "PLUGIN-CTF-FS-SINK-TRANSLATE-CTF-IR-TO-TSDL"
+#include "logging.h"
+
+#include <babeltrace2/babeltrace.h>
+#include "common/babeltrace.h"
+#include <stdio.h>
+#include <stdbool.h>
+#include <string.h>
+#include <glib.h>
+#include "common/assert.h"
+#include "compat/endian.h"
+
+#include "fs-sink-ctf-meta.h"
+
+struct ctx {
+ unsigned int indent_level;
+ GString *tsdl;
+};
+
+static inline
+void append_indent(struct ctx *ctx)
+{
+ unsigned int i;
+
+ for (i = 0; i < ctx->indent_level; i++) {
+ g_string_append_c(ctx->tsdl, '\t');
+ }
+}
+
+static
+void append_uuid(struct ctx *ctx, bt_uuid uuid)
+{
+ g_string_append_printf(ctx->tsdl,
+ "\"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\"",
+ (unsigned int) uuid[0],
+ (unsigned int) uuid[1],
+ (unsigned int) uuid[2],
+ (unsigned int) uuid[3],
+ (unsigned int) uuid[4],
+ (unsigned int) uuid[5],
+ (unsigned int) uuid[6],
+ (unsigned int) uuid[7],
+ (unsigned int) uuid[8],
+ (unsigned int) uuid[9],
+ (unsigned int) uuid[10],
+ (unsigned int) uuid[11],
+ (unsigned int) uuid[12],
+ (unsigned int) uuid[13],
+ (unsigned int) uuid[14],
+ (unsigned int) uuid[15]);
+}
+
+static
+void append_quoted_string_content(struct ctx *ctx, const char *str)
+{
+ const char *ch;
+
+ for (ch = str; *ch != '\0'; ch++) {
+ unsigned char uch = (unsigned char) *ch;
+
+ if (uch < 32 || uch >= 127) {
+ switch (*ch) {
+ case '\a':
+ g_string_append(ctx->tsdl, "\\a");
+ break;
+ case '\b':
+ g_string_append(ctx->tsdl, "\\b");
+ break;
+ case '\f':
+ g_string_append(ctx->tsdl, "\\f");
+ break;
+ case '\n':
+ g_string_append(ctx->tsdl, "\\n");
+ break;
+ case '\r':
+ g_string_append(ctx->tsdl, "\\r");
+ break;
+ case '\t':
+ g_string_append(ctx->tsdl, "\\t");
+ break;
+ case '\v':
+ g_string_append(ctx->tsdl, "\\v");
+ break;
+ default:
+ g_string_append_printf(ctx->tsdl, "\\x%02x",
+ (unsigned int) uch);
+ break;
+ }
+ } else if (*ch == '"' || *ch == '\\') {
+ g_string_append_c(ctx->tsdl, '\\');
+ g_string_append_c(ctx->tsdl, *ch);
+ } else {
+ g_string_append_c(ctx->tsdl, *ch);
+ }
+ }
+}
+
+static
+void append_quoted_string(struct ctx *ctx, const char *str)
+{
+ g_string_append_c(ctx->tsdl, '"');
+ append_quoted_string_content(ctx, str);
+ g_string_append_c(ctx->tsdl, '"');
+}
+
+static
+void append_integer_field_class_from_props(struct ctx *ctx, unsigned int size,
+ unsigned int alignment, bool is_signed,
+ bt_field_class_integer_preferred_display_base disp_base,
+ const char *mapped_clock_class_name, const char *field_name,
+ bool end)
+{
+ g_string_append_printf(ctx->tsdl,
+ "integer { size = %u; align = %u;",
+ size, alignment);
+
+ if (is_signed) {
+ g_string_append(ctx->tsdl, " signed = true;");
+ }
+
+ if (disp_base != BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL) {
+ g_string_append(ctx->tsdl, " base = ");
+
+ switch (disp_base) {
+ case BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_BINARY:
+ g_string_append(ctx->tsdl, "b");
+ break;
+ case BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_OCTAL:
+ g_string_append(ctx->tsdl, "o");
+ break;
+ case BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL:
+ g_string_append(ctx->tsdl, "x");
+ break;
+ default:
+ abort();
+ }
+
+ g_string_append_c(ctx->tsdl, ';');
+ }
+
+ if (mapped_clock_class_name) {
+ g_string_append_printf(ctx->tsdl, " map = clock.%s.value;",
+ mapped_clock_class_name);
+ }
+
+ g_string_append(ctx->tsdl, " }");
+
+ if (field_name) {
+ g_string_append_printf(ctx->tsdl, " %s", field_name);
+ }
+
+ if (end) {
+ g_string_append(ctx->tsdl, ";\n");
+ }
+}
+
+static
+void append_end_block(struct ctx *ctx)
+{
+ ctx->indent_level--;
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "}");
+}
+
+static
+void append_end_block_semi_nl(struct ctx *ctx)
+{
+ ctx->indent_level--;
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "};\n");
+}
+
+static
+void append_end_block_semi_nl_nl(struct ctx *ctx)
+{
+ append_end_block_semi_nl(ctx);
+ g_string_append_c(ctx->tsdl, '\n');
+}
+
+static
+void append_integer_field_class(struct ctx *ctx,
+ struct fs_sink_ctf_field_class_int *fc)
+{
+ const bt_field_class *ir_fc = fc->base.base.ir_fc;
+ bt_field_class_type type = bt_field_class_get_type(ir_fc);
+ bool is_signed = type == BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION ||
+ type == BT_FIELD_CLASS_TYPE_SIGNED_INTEGER;
+
+ if (type == BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION ||
+ type == BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION) {
+ g_string_append(ctx->tsdl, "enum : ");
+ }
+
+ append_integer_field_class_from_props(ctx, fc->base.size,
+ fc->base.base.alignment, is_signed,
+ bt_field_class_integer_get_preferred_display_base(ir_fc),
+ NULL, NULL, false);
+
+ if (type == BT_FIELD_CLASS_TYPE_UNSIGNED_ENUMERATION ||
+ type == BT_FIELD_CLASS_TYPE_SIGNED_ENUMERATION) {
+ uint64_t i;
+
+ g_string_append(ctx->tsdl, " {\n");
+ ctx->indent_level++;
+
+ for (i = 0; i < bt_field_class_enumeration_get_mapping_count(ir_fc); i++) {
+ const char *label;
+ const bt_field_class_enumeration_mapping *mapping;
+ const bt_field_class_unsigned_enumeration_mapping *u_mapping;
+ const bt_field_class_signed_enumeration_mapping *i_mapping;
+ uint64_t range_count;
+ uint64_t range_i;
+
+ if (is_signed) {
+ i_mapping = bt_field_class_signed_enumeration_borrow_mapping_by_index_const(
+ ir_fc, i);
+ mapping = bt_field_class_signed_enumeration_mapping_as_mapping_const(
+ i_mapping);
+ } else {
+ u_mapping = bt_field_class_unsigned_enumeration_borrow_mapping_by_index_const(
+ ir_fc, i);
+ mapping = bt_field_class_unsigned_enumeration_mapping_as_mapping_const(
+ u_mapping);
+ }
+
+ label = bt_field_class_enumeration_mapping_get_label(
+ mapping);
+ range_count =
+ bt_field_class_enumeration_mapping_get_range_count(
+ mapping);
+
+ for (range_i = 0; range_i < range_count; range_i++) {
+ append_indent(ctx);
+
+ /*
+ * Systematically prepend `_` to the
+ * mapping's label as this could be used
+ * as the tag of a subsequent variant
+ * field class and variant FC option
+ * names are systematically protected
+ * with a leading `_`.
+ *
+ * FIXME: This is temporary as the
+ * library's API should change to
+ * decouple variant FC option names from
+ * selector FC labels. The current
+ * drawback is that an original label
+ * `HELLO` becomes `_HELLO` in the
+ * generated metadata, therefore tools
+ * expecting `HELLO` could fail.
+ */
+ g_string_append(ctx->tsdl, "\"_");
+ append_quoted_string_content(ctx, label);
+ g_string_append(ctx->tsdl, "\" = ");
+
+ if (is_signed) {
+ int64_t lower, upper;
+
+ bt_field_class_signed_enumeration_mapping_get_range_by_index(
+ i_mapping, range_i,
+ &lower, &upper);
+
+ if (lower == upper) {
+ g_string_append_printf(
+ ctx->tsdl, "%" PRId64,
+ lower);
+ } else {
+ g_string_append_printf(
+ ctx->tsdl, "%" PRId64 " ... %" PRId64,
+ lower, upper);
+ }
+ } else {
+ uint64_t lower, upper;
+
+ bt_field_class_unsigned_enumeration_mapping_get_range_by_index(
+ u_mapping, range_i,
+ &lower, &upper);
+
+ if (lower == upper) {
+ g_string_append_printf(
+ ctx->tsdl, "%" PRIu64,
+ lower);
+ } else {
+ g_string_append_printf(
+ ctx->tsdl, "%" PRIu64 " ... %" PRIu64,
+ lower, upper);
+ }
+ }
+
+ g_string_append(ctx->tsdl, ",\n");
+ }
+ }
+
+ append_end_block(ctx);
+ }
+}
+
+static
+void append_float_field_class(struct ctx *ctx,
+ struct fs_sink_ctf_field_class_float *fc)
+{
+ unsigned int mant_dig, exp_dig;
+
+ if (bt_field_class_real_is_single_precision(fc->base.base.ir_fc)) {
+ mant_dig = 24;
+ exp_dig = 8;
+ } else {
+ mant_dig = 53;
+ exp_dig = 11;
+ }
+
+ g_string_append_printf(ctx->tsdl,
+ "floating_point { mant_dig = %u; exp_dig = %u; align = %u; }",
+ mant_dig, exp_dig, fc->base.base.alignment);
+}
+
+static
+void append_string_field_class(struct ctx *ctx,
+ struct fs_sink_ctf_field_class_float *fc)
+{
+ g_string_append(ctx->tsdl, "string { encoding = UTF8; }");
+}
+
+static
+void append_field_class(struct ctx *ctx, struct fs_sink_ctf_field_class *fc);
+
+static
+void append_member(struct ctx *ctx, const char *name,
+ struct fs_sink_ctf_field_class *fc)
+{
+ GString *lengths = NULL;
+ const char *lengths_str = "";
+
+ while (fc->type == FS_SINK_CTF_FIELD_CLASS_TYPE_ARRAY ||
+ fc->type == FS_SINK_CTF_FIELD_CLASS_TYPE_SEQUENCE) {
+ if (!lengths) {
+ lengths = g_string_new(NULL);
+ BT_ASSERT(lengths);
+ }
+
+ if (fc->type == FS_SINK_CTF_FIELD_CLASS_TYPE_ARRAY) {
+ struct fs_sink_ctf_field_class_array *array_fc =
+ (void *) fc;
+
+ g_string_append_printf(lengths, "[%" PRIu64 "]",
+ array_fc->length);
+ fc = array_fc->base.elem_fc;
+ } else {
+ struct fs_sink_ctf_field_class_sequence *seq_fc =
+ (void *) fc;
+
+ g_string_append_printf(lengths, "[%s]",
+ seq_fc->length_ref->str);
+ fc = seq_fc->base.elem_fc;
+ }
+ }
+
+ append_field_class(ctx, fc);
+
+ if (lengths) {
+ lengths_str = lengths->str;
+ }
+
+ g_string_append_printf(ctx->tsdl, " %s%s;\n", name, lengths_str);
+
+ if (lengths) {
+ g_string_free(lengths, TRUE);
+ }
+}
+
+static
+void append_struct_field_class_members(struct ctx *ctx,
+ struct fs_sink_ctf_field_class_struct *struct_fc)
+{
+ uint64_t i;
+
+ for (i = 0; i < struct_fc->members->len; i++) {
+ struct fs_sink_ctf_named_field_class *named_fc =
+ fs_sink_ctf_field_class_struct_borrow_member_by_index(
+ struct_fc, i);
+ struct fs_sink_ctf_field_class *fc = named_fc->fc;
+
+ if (fc->type == FS_SINK_CTF_FIELD_CLASS_TYPE_SEQUENCE) {
+ struct fs_sink_ctf_field_class_sequence *seq_fc =
+ (void *) fc;
+
+ if (seq_fc->length_is_before) {
+ append_indent(ctx);
+ append_integer_field_class_from_props(ctx,
+ 32, 8, false,
+ BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL,
+ NULL, seq_fc->length_ref->str, true);
+ }
+ } else if (fc->type == FS_SINK_CTF_FIELD_CLASS_TYPE_VARIANT) {
+ struct fs_sink_ctf_field_class_variant *var_fc =
+ (void *) fc;
+
+ if (var_fc->tag_is_before) {
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "enum : ");
+ append_integer_field_class_from_props(ctx,
+ 16, 8, false,
+ BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL,
+ NULL, NULL, false);
+ g_string_append(ctx->tsdl, " {\n");
+ ctx->indent_level++;
+
+ for (i = 0; i < var_fc->options->len; i++) {
+ struct fs_sink_ctf_named_field_class *named_fc =
+ fs_sink_ctf_field_class_variant_borrow_option_by_index(
+ var_fc, i);
+
+ append_indent(ctx);
+ g_string_append_printf(ctx->tsdl,
+ "\"%s\" = %" PRIu64 ",\n",
+ named_fc->name->str, i);
+ }
+
+ append_end_block(ctx);
+ g_string_append_printf(ctx->tsdl, " %s;\n",
+ var_fc->tag_ref->str);
+ }
+ }
+
+ append_indent(ctx);
+ append_member(ctx, named_fc->name->str, fc);
+ }
+}
+
+static
+void append_struct_field_class(struct ctx *ctx,
+ struct fs_sink_ctf_field_class_struct *fc)
+{
+ g_string_append(ctx->tsdl, "struct {\n");
+ ctx->indent_level++;
+ append_struct_field_class_members(ctx, fc);
+ append_end_block(ctx);
+ g_string_append_printf(ctx->tsdl, " align(%u)",
+ fc->base.alignment);
+}
+
+static
+void append_variant_field_class(struct ctx *ctx,
+ struct fs_sink_ctf_field_class_variant *var_fc)
+{
+ uint64_t i;
+
+ g_string_append_printf(ctx->tsdl, "variant <%s> {\n",
+ var_fc->tag_ref->str);
+ ctx->indent_level++;
+
+ for (i = 0; i < var_fc->options->len; i++) {
+ struct fs_sink_ctf_named_field_class *named_fc =
+ fs_sink_ctf_field_class_variant_borrow_option_by_index(
+ var_fc, i);
+
+ append_indent(ctx);
+ append_member(ctx, named_fc->name->str, named_fc->fc);
+ }
+
+ append_end_block(ctx);
+}
+
+static
+void append_field_class(struct ctx *ctx, struct fs_sink_ctf_field_class *fc)
+{
+ switch (fc->type) {
+ case FS_SINK_CTF_FIELD_CLASS_TYPE_INT:
+ append_integer_field_class(ctx, (void *) fc);
+ break;
+ case FS_SINK_CTF_FIELD_CLASS_TYPE_FLOAT:
+ append_float_field_class(ctx, (void *) fc);
+ break;
+ case FS_SINK_CTF_FIELD_CLASS_TYPE_STRING:
+ append_string_field_class(ctx, (void *) fc);
+ break;
+ case FS_SINK_CTF_FIELD_CLASS_TYPE_STRUCT:
+ append_struct_field_class(ctx, (void *) fc);
+ break;
+ case FS_SINK_CTF_FIELD_CLASS_TYPE_VARIANT:
+ append_variant_field_class(ctx, (void *) fc);
+ break;
+ default:
+ abort();
+ }
+}
+
+static
+void append_event_class(struct ctx *ctx, struct fs_sink_ctf_event_class *ec)
+{
+ const char *str;
+ bt_event_class_log_level log_level;
+
+ /* Event class */
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "event {\n");
+ ctx->indent_level++;
+
+ /* Event class properties */
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "name = ");
+ str = bt_event_class_get_name(ec->ir_ec);
+ if (!str) {
+ str = "unknown";
+ }
+
+ append_quoted_string(ctx, str);
+ g_string_append(ctx->tsdl, ";\n");
+ append_indent(ctx);
+ g_string_append_printf(ctx->tsdl, "stream_id = %" PRIu64 ";\n",
+ bt_stream_class_get_id(ec->sc->ir_sc));
+ append_indent(ctx);
+ g_string_append_printf(ctx->tsdl, "id = %" PRIu64 ";\n",
+ bt_event_class_get_id(ec->ir_ec));
+
+ str = bt_event_class_get_emf_uri(ec->ir_ec);
+ if (str) {
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "model.emf.uri = ");
+ append_quoted_string(ctx, str);
+ g_string_append(ctx->tsdl, ";\n");
+ }
+
+ if (bt_event_class_get_log_level(ec->ir_ec, &log_level) ==
+ BT_PROPERTY_AVAILABILITY_AVAILABLE) {
+ unsigned int level;
+
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "loglevel = ");
+
+ switch (log_level) {
+ case BT_EVENT_CLASS_LOG_LEVEL_EMERGENCY:
+ level = 0;
+ break;
+ case BT_EVENT_CLASS_LOG_LEVEL_ALERT:
+ level = 1;
+ break;
+ case BT_EVENT_CLASS_LOG_LEVEL_CRITICAL:
+ level = 2;
+ break;
+ case BT_EVENT_CLASS_LOG_LEVEL_ERROR:
+ level = 3;
+ break;
+ case BT_EVENT_CLASS_LOG_LEVEL_WARNING:
+ level = 4;
+ break;
+ case BT_EVENT_CLASS_LOG_LEVEL_NOTICE:
+ level = 5;
+ break;
+ case BT_EVENT_CLASS_LOG_LEVEL_INFO:
+ level = 6;
+ break;
+ case BT_EVENT_CLASS_LOG_LEVEL_DEBUG_SYSTEM:
+ level = 7;
+ break;
+ case BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROGRAM:
+ level = 8;
+ break;
+ case BT_EVENT_CLASS_LOG_LEVEL_DEBUG_PROCESS:
+ level = 9;
+ break;
+ case BT_EVENT_CLASS_LOG_LEVEL_DEBUG_MODULE:
+ level = 10;
+ break;
+ case BT_EVENT_CLASS_LOG_LEVEL_DEBUG_UNIT:
+ level = 11;
+ break;
+ case BT_EVENT_CLASS_LOG_LEVEL_DEBUG_FUNCTION:
+ level = 12;
+ break;
+ case BT_EVENT_CLASS_LOG_LEVEL_DEBUG_LINE:
+ level = 13;
+ break;
+ case BT_EVENT_CLASS_LOG_LEVEL_DEBUG:
+ level = 14;
+ break;
+ default:
+ abort();
+ }
+
+ g_string_append_printf(ctx->tsdl, "%u;\n", level);
+ }
+
+ /* Event specific context field class */
+ if (ec->spec_context_fc) {
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "context := ");
+ append_field_class(ctx, ec->spec_context_fc);
+ g_string_append(ctx->tsdl, ";\n");
+ }
+
+ /* Event payload field class */
+ if (ec->payload_fc) {
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "fields := ");
+ append_field_class(ctx, ec->payload_fc);
+ g_string_append(ctx->tsdl, ";\n");
+ }
+
+ append_end_block_semi_nl_nl(ctx);
+}
+
+static
+void append_stream_class(struct ctx *ctx,
+ struct fs_sink_ctf_stream_class *sc)
+{
+ uint64_t i;
+
+ /* Default clock class */
+ if (sc->default_clock_class) {
+ const char *descr;
+ int64_t offset_seconds;
+ uint64_t offset_cycles;
+ bt_uuid uuid;
+
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "clock {\n");
+ ctx->indent_level++;
+ BT_ASSERT(sc->default_clock_class_name->len > 0);
+ append_indent(ctx);
+ g_string_append_printf(ctx->tsdl, "name = %s;\n",
+ sc->default_clock_class_name->str);
+ descr = bt_clock_class_get_description(sc->default_clock_class);
+ if (descr) {
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "description = ");
+ append_quoted_string(ctx, descr);
+ g_string_append(ctx->tsdl, ";\n");
+ }
+
+ append_indent(ctx);
+ g_string_append_printf(ctx->tsdl, "freq = %" PRIu64 ";\n",
+ bt_clock_class_get_frequency(sc->default_clock_class));
+ append_indent(ctx);
+ g_string_append_printf(ctx->tsdl, "precision = %" PRIu64 ";\n",
+ bt_clock_class_get_precision(sc->default_clock_class));
+ bt_clock_class_get_offset(sc->default_clock_class,
+ &offset_seconds, &offset_cycles);
+ append_indent(ctx);
+ g_string_append_printf(ctx->tsdl, "offset_s = %" PRId64 ";\n",
+ offset_seconds);
+ append_indent(ctx);
+ g_string_append_printf(ctx->tsdl, "offset = %" PRIu64 ";\n",
+ offset_cycles);
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "absolute = ");
+
+ if (bt_clock_class_origin_is_unix_epoch(
+ sc->default_clock_class)) {
+ g_string_append(ctx->tsdl, "true");
+ } else {
+ g_string_append(ctx->tsdl, "false");
+ }
+
+ g_string_append(ctx->tsdl, ";\n");
+ uuid = bt_clock_class_get_uuid(sc->default_clock_class);
+ if (uuid) {
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "uuid = ");
+ append_uuid(ctx, uuid);
+ g_string_append(ctx->tsdl, ";\n");
+ }
+
+ /* End clock class */
+ append_end_block_semi_nl_nl(ctx);
+ }
+
+ /* Stream class */
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "stream {\n");
+ ctx->indent_level++;
+
+ /* Stream class properties */
+ append_indent(ctx);
+ g_string_append_printf(ctx->tsdl, "id = %" PRIu64 ";\n",
+ bt_stream_class_get_id(sc->ir_sc));
+
+ /* Packet context field class */
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "packet.context := struct {\n");
+ ctx->indent_level++;
+ append_indent(ctx);
+ append_integer_field_class_from_props(ctx, 64, 8, false,
+ BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL,
+ NULL, "packet_size", true);
+ append_indent(ctx);
+ append_integer_field_class_from_props(ctx, 64, 8, false,
+ BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL,
+ NULL, "content_size", true);
+
+ if (sc->packets_have_ts_begin) {
+ append_indent(ctx);
+ append_integer_field_class_from_props(ctx, 64, 8, false,
+ BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL,
+ sc->default_clock_class_name->str,
+ "timestamp_begin", true);
+ }
+
+ if (sc->packets_have_ts_end) {
+ append_indent(ctx);
+ append_integer_field_class_from_props(ctx, 64, 8, false,
+ BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL,
+ sc->default_clock_class_name->str,
+ "timestamp_end", true);
+ }
+
+ if (sc->has_discarded_events) {
+ append_indent(ctx);
+ append_integer_field_class_from_props(ctx, 64, 8, false,
+ BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL,
+ NULL, "events_discarded", true);
+ }
+
+ /*
+ * Unconditionnally write the packet sequence number as, even if
+ * there's no possible discarded packets message, it's still
+ * useful information to have.
+ */
+ append_indent(ctx);
+ append_integer_field_class_from_props(ctx, 64, 8, false,
+ BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL,
+ NULL, "packet_seq_num", true);
+
+ if (sc->packet_context_fc) {
+ append_struct_field_class_members(ctx,
+ (void *) sc->packet_context_fc);
+ fs_sink_ctf_field_class_struct_align_at_least(
+ (void *) sc->packet_context_fc, 8);
+ }
+
+ /* End packet context field class */
+ append_end_block(ctx);
+ g_string_append_printf(ctx->tsdl, " align(%u);\n\n",
+ sc->packet_context_fc ? sc->packet_context_fc->alignment : 8);
+
+ /* Event header field class */
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "event.header := struct {\n");
+ ctx->indent_level++;
+ append_indent(ctx);
+ append_integer_field_class_from_props(ctx, 64, 8, false,
+ BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL,
+ NULL, "id", true);
+
+ if (sc->default_clock_class) {
+ append_indent(ctx);
+ append_integer_field_class_from_props(ctx, 64, 8, false,
+ BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL,
+ sc->default_clock_class_name->str,
+ "timestamp", true);
+ }
+
+ /* End event header field class */
+ append_end_block(ctx);
+ g_string_append(ctx->tsdl, " align(8);\n");
+
+ /* Event common context field class */
+ if (sc->event_common_context_fc) {
+ append_indent(ctx);
+ g_string_append(ctx->tsdl, "event.context := ");
+ append_field_class(ctx,
+ (void *) sc->event_common_context_fc);
+ g_string_append(ctx->tsdl, ";\n");
+ }
+
+ /* End stream class */
+ append_end_block_semi_nl_nl(ctx);
+
+ /* Event classes */
+ for (i = 0; i < sc->event_classes->len; i++) {
+ append_event_class(ctx, sc->event_classes->pdata[i]);
+ }
+}
+
+BT_HIDDEN
+void translate_trace_class_ctf_ir_to_tsdl(struct fs_sink_ctf_trace_class *tc,
+ GString *tsdl)
+{
+ struct ctx ctx = {
+ .indent_level = 0,
+ .tsdl = tsdl,
+ };
+ uint64_t i;
+ uint64_t count;
+
+ g_string_assign(tsdl, "/* CTF 1.8 */\n\n");
+ g_string_append(tsdl, "/* This was generated by a Babeltrace `sink.ctf.fs` component. */\n\n");
+
+ /* Trace class */
+ append_indent(&ctx);
+ g_string_append(tsdl, "trace {\n");
+ ctx.indent_level++;
+
+ /* Trace class properties */
+ append_indent(&ctx);
+ g_string_append(tsdl, "major = 1;\n");
+ append_indent(&ctx);
+ g_string_append(tsdl, "minor = 8;\n");
+ append_indent(&ctx);
+ g_string_append(tsdl, "uuid = ");
+ append_uuid(&ctx, tc->uuid);
+ g_string_append(tsdl, ";\n");
+ append_indent(&ctx);
+ g_string_append(tsdl, "byte_order = ");
+
+ if (BYTE_ORDER == LITTLE_ENDIAN) {
+ g_string_append(tsdl, "le");
+ } else {
+ g_string_append(tsdl, "be");
+ }
+
+ g_string_append(tsdl, ";\n");
+
+ /* Packet header field class */
+ append_indent(&ctx);
+ g_string_append(tsdl, "packet.header := struct {\n");
+ ctx.indent_level++;
+ append_indent(&ctx);
+ append_integer_field_class_from_props(&ctx, 32, 8, false,
+ BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_HEXADECIMAL,
+ NULL, "magic", true);
+ append_indent(&ctx);
+ append_integer_field_class_from_props(&ctx, 8, 8, false,
+ BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL,
+ NULL, "uuid[16]", true);
+ append_indent(&ctx);
+ append_integer_field_class_from_props(&ctx, 64, 8, false,
+ BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL,
+ NULL, "stream_id", true);
+ append_indent(&ctx);
+ append_integer_field_class_from_props(&ctx, 64, 8, false,
+ BT_FIELD_CLASS_INTEGER_PREFERRED_DISPLAY_BASE_DECIMAL,
+ NULL, "stream_instance_id", true);
+
+ /* End packet header field class */
+ append_end_block(&ctx);
+ g_string_append(ctx.tsdl, " align(8);\n");
+
+ /* End trace class */
+ append_end_block_semi_nl_nl(&ctx);
+
+ /* Trace class environment */
+ count = bt_trace_class_get_environment_entry_count(tc->ir_tc);
+ if (count > 0) {
+ append_indent(&ctx);
+ g_string_append(tsdl, "env {\n");
+ ctx.indent_level++;
+
+ for (i = 0; i < count; i++) {
+ const char *name;
+ const bt_value *val;
+
+ bt_trace_class_borrow_environment_entry_by_index_const(
+ tc->ir_tc, i, &name, &val);
+ append_indent(&ctx);
+ g_string_append_printf(tsdl, "%s = ", name);
+
+ switch (bt_value_get_type(val)) {
+ case BT_VALUE_TYPE_SIGNED_INTEGER:
+ g_string_append_printf(tsdl, "%" PRId64,
+ bt_value_signed_integer_get(val));
+ break;
+ case BT_VALUE_TYPE_STRING:
+ append_quoted_string(&ctx, bt_value_string_get(val));
+ break;
+ default:
+ /*
+ * This is checked in
+ * translate_trace_class_trace_ir_to_ctf_ir().
+ */
+ abort();
+ }
+
+ g_string_append(tsdl, ";\n");
+ }
+
+ /* End trace class environment */
+ append_end_block_semi_nl_nl(&ctx);
+ }
+
+ /* Stream classes and their event classes */
+ for (i = 0; i < tc->stream_classes->len; i++) {
+ append_stream_class(&ctx, tc->stream_classes->pdata[i]);
+ }
+}
projects / babeltrace.git / blobdiff