+++ /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 <babeltrace2/babeltrace-internal.h>
-#include <stdio.h>
-#include <stdbool.h>
-#include <string.h>
-#include <glib.h>
-#include <babeltrace2/assert-internal.h>
-#include <babeltrace2/endian-internal.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