+++ /dev/null
-/*
- * Babeltrace - Trace IR metadata object copy
- *
- * Copyright (c) 2015 EfficiOS Inc. and Linux Foundation
- * Copyright (c) 2018 Philippe Proulx <pproulx@efficios.com>
- * Copyright (c) 2019 Francis Deslauriers <francis.deslauriers@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-LTTNG-UTILS-DEBUG-INFO-TRACE-IR-METADATA-COPY"
-#include "logging.h"
-
-#include <inttypes.h>
-#include <stdint.h>
-
-#include <babeltrace2/assert-internal.h>
-
-#include "trace-ir-metadata-copy.h"
-#include "trace-ir-metadata-field-class-copy.h"
-#include "utils.h"
-
-BT_HIDDEN
-int copy_trace_class_content(const bt_trace_class *in_trace_class,
- bt_trace_class *out_trace_class)
-{
- int ret = 0;
- uint64_t i, env_field_count;
- const char *in_trace_class_name;
-
- BT_LOGD("Copying content of trace class: in-tc-addr=%p, out-tc-addr=%p",
- in_trace_class, out_trace_class);
-
- /* Use the same stream class ids as in the origin trace class. */
- bt_trace_class_set_assigns_automatic_stream_class_id(out_trace_class,
- BT_FALSE);
-
- in_trace_class_name = bt_trace_class_get_name(in_trace_class);
- if (in_trace_class_name) {
- bt_trace_class_set_name(out_trace_class, in_trace_class_name);
- }
-
- /*
- * Do not copy the trace class UUID as it may be modified and should no
- * longer have the same UUID.
- */
-
- /*
- * Go over all the entries in the environment section of the trace class
- * and copy the content to the new trace class.
- */
- env_field_count = bt_trace_class_get_environment_entry_count(in_trace_class);
- for (i = 0; i < env_field_count; i++) {
- const char *value_name;
- const bt_value *value = NULL;
- bt_trace_class_status trace_class_status;
-
- bt_trace_class_borrow_environment_entry_by_index_const(
- in_trace_class, i, &value_name, &value);
-
- BT_LOGD("Copying trace class environnement entry: "
- "index=%" PRId64 ", value-addr=%p, value-name=%s",
- i, value, value_name);
-
- BT_ASSERT(value_name);
- BT_ASSERT(value);
-
- if (bt_value_is_signed_integer(value)) {
- trace_class_status =
- bt_trace_class_set_environment_entry_integer(
- out_trace_class, value_name,
- bt_value_signed_integer_get(
- value));
- } else if (bt_value_is_string(value)) {
- trace_class_status =
- bt_trace_class_set_environment_entry_string(
- out_trace_class, value_name,
- bt_value_string_get(value));
- } else {
- abort();
- }
-
- if (trace_class_status != BT_TRACE_CLASS_STATUS_OK) {
- ret = -1;
- goto error;
- }
- }
-
- BT_LOGD("Copied content of trace class: in-tc-addr=%p, out-tc-addr=%p",
- in_trace_class, out_trace_class);
-error:
- return ret;
-}
-
-static
-int copy_clock_class_content(const bt_clock_class *in_clock_class,
- bt_clock_class *out_clock_class)
-{
- bt_clock_class_status status;
- const char *clock_class_name, *clock_class_description;
- int64_t seconds;
- uint64_t cycles;
- bt_uuid in_uuid;
- int ret = 0;
-
- BT_LOGD("Copying content of clock class: in-cc-addr=%p, out-cc-addr=%p",
- in_clock_class, out_clock_class);
-
- clock_class_name = bt_clock_class_get_name(in_clock_class);
-
- if (clock_class_name) {
- status = bt_clock_class_set_name(out_clock_class, clock_class_name);
- if (status != BT_CLOCK_CLASS_STATUS_OK) {
- BT_LOGE("Error setting clock class' name cc-addr=%p, name=%p",
- out_clock_class, clock_class_name);
- out_clock_class = NULL;
- ret = -1;
- goto error;
- }
- }
-
- clock_class_description = bt_clock_class_get_description(in_clock_class);
-
- if (clock_class_description) {
- status = bt_clock_class_set_description(out_clock_class,
- clock_class_description);
- if (status != BT_CLOCK_CLASS_STATUS_OK) {
- BT_LOGE("Error setting clock class' description cc-addr=%p, "
- "name=%p", out_clock_class, clock_class_description);
- out_clock_class = NULL;
- ret = -1;
- goto error;
- }
- }
-
- in_uuid = bt_clock_class_get_uuid(in_clock_class);
- if (in_uuid) {
- bt_clock_class_set_uuid(out_clock_class, in_uuid);
- }
-
- bt_clock_class_set_frequency(out_clock_class,
- bt_clock_class_get_frequency(in_clock_class));
- bt_clock_class_set_precision(out_clock_class,
- bt_clock_class_get_precision(in_clock_class));
- bt_clock_class_get_offset(in_clock_class, &seconds, &cycles);
- bt_clock_class_set_offset(out_clock_class, seconds, cycles);
- bt_clock_class_set_origin_is_unix_epoch(out_clock_class,
- bt_clock_class_origin_is_unix_epoch(in_clock_class));
-
- BT_LOGD("Copied content of clock class: in-cc-addr=%p, out-cc-addr=%p",
- in_clock_class, out_clock_class);
-
-error:
- return ret;
-}
-
-static
-bt_clock_class *borrow_mapped_clock_class(
- struct trace_ir_metadata_maps *md_maps,
- const bt_clock_class *in_clock_class)
-{
- BT_ASSERT(md_maps);
- BT_ASSERT(in_clock_class);
-
- return g_hash_table_lookup(md_maps->clock_class_map,
- (gpointer) in_clock_class);
-}
-
-static
-bt_clock_class *create_new_mapped_clock_class(
- bt_self_component *self_comp,
- struct trace_ir_metadata_maps *md_maps,
- const bt_clock_class *in_clock_class)
-{
- bt_clock_class *out_clock_class;
- int ret;
-
- BT_LOGD("Creating new mapped clock class: in-cc-addr=%p",
- in_clock_class);
-
- BT_ASSERT(md_maps);
- BT_ASSERT(in_clock_class);
-
- BT_ASSERT(!borrow_mapped_clock_class(md_maps, in_clock_class));
-
- out_clock_class = bt_clock_class_create(self_comp);
- if (!out_clock_class) {
- BT_LOGE_STR("Cannot create clock class");
- goto end;
- }
- /* If not, create a new one and add it to the mapping. */
- ret = copy_clock_class_content(in_clock_class, out_clock_class);
- if (ret) {
- BT_LOGE_STR("Cannot copy clock class");
- goto end;
- }
-
- g_hash_table_insert(md_maps->clock_class_map,
- (gpointer) in_clock_class, out_clock_class);
-
- BT_LOGD("Created new mapped clock class: in-cc-addr=%p, out-cc-addr=%p",
- in_clock_class, out_clock_class);
-end:
- return out_clock_class;
-}
-
-BT_HIDDEN
-int copy_stream_class_content(struct trace_ir_maps *ir_maps,
- const bt_stream_class *in_stream_class,
- bt_stream_class *out_stream_class)
-{
- struct trace_ir_metadata_maps *md_maps;
- const bt_clock_class *in_clock_class;
- bt_clock_class *out_clock_class;
- const bt_field_class *in_packet_context_fc, *in_common_context_fc;
- bt_field_class *out_packet_context_fc, *out_common_context_fc;
- bt_stream_class_status status;
- const char *in_name;
- int ret = 0;
-
- BT_LOGD("Copying content of stream class: in-sc-addr=%p, out-sc-addr=%p",
- in_stream_class, out_stream_class);
-
- md_maps = borrow_metadata_maps_from_input_stream_class(ir_maps, in_stream_class);
- in_clock_class = bt_stream_class_borrow_default_clock_class_const(
- in_stream_class);
-
- if (in_clock_class) {
- /* Copy the clock class. */
- out_clock_class =
- borrow_mapped_clock_class(md_maps, in_clock_class);
- if (!out_clock_class) {
- out_clock_class = create_new_mapped_clock_class(
- ir_maps->self_comp, md_maps,
- in_clock_class);
- }
- bt_stream_class_set_default_clock_class(out_stream_class,
- out_clock_class);
-
- }
-
- bt_stream_class_set_packets_have_beginning_default_clock_snapshot(
- out_stream_class,
- bt_stream_class_packets_have_beginning_default_clock_snapshot(
- in_stream_class));
- bt_stream_class_set_packets_have_end_default_clock_snapshot(
- out_stream_class,
- bt_stream_class_packets_have_end_default_clock_snapshot(
- in_stream_class));
- bt_stream_class_set_supports_discarded_events(
- out_stream_class,
- bt_stream_class_supports_discarded_events(in_stream_class),
- bt_stream_class_discarded_events_have_default_clock_snapshots(
- in_stream_class));
- bt_stream_class_set_supports_discarded_packets(
- out_stream_class,
- bt_stream_class_supports_discarded_packets(in_stream_class),
- bt_stream_class_discarded_packets_have_default_clock_snapshots(
- in_stream_class));
-
- in_name = bt_stream_class_get_name(in_stream_class);
- if (in_name) {
- status = bt_stream_class_set_name(out_stream_class, in_name);
- if (status != BT_STREAM_CLASS_STATUS_OK) {
- BT_LOGE("Error set stream class name: out-sc-addr=%p, "
- "name=%s", out_stream_class, in_name);
- ret = -1;
- goto error;
- }
- }
-
- bt_stream_class_set_assigns_automatic_stream_id(out_stream_class,
- BT_FALSE);
- bt_stream_class_set_assigns_automatic_event_class_id(out_stream_class,
- BT_FALSE);
-
- /*
- * Add the input packet context field class to the context to
- * resolution in the further steps.
- */
- in_packet_context_fc =
- bt_stream_class_borrow_packet_context_field_class_const(
- in_stream_class);
- md_maps->fc_resolving_ctx->packet_context =
- in_packet_context_fc;
-
- if (in_packet_context_fc) {
- /* Copy packet context. */
- out_packet_context_fc = create_field_class_copy(
- md_maps, in_packet_context_fc);
-
- ret = copy_field_class_content(md_maps,
- in_packet_context_fc, out_packet_context_fc);
- if (ret) {
- ret = -1;
- goto error;
- }
-
- status = bt_stream_class_set_packet_context_field_class(
- out_stream_class, out_packet_context_fc);
- if (status != BT_STREAM_CLASS_STATUS_OK) {
- BT_LOGE("Error setting stream class' packet context "
- "field class: sc-addr=%p, packet-fc-addr=%p",
- out_stream_class, out_packet_context_fc);
- ret = -1;
- goto error;
- }
- }
-
- /*
- * Add the input common context field class to the context to
- * resolution in the further steps.
- */
- in_common_context_fc =
- bt_stream_class_borrow_event_common_context_field_class_const(
- in_stream_class);
- md_maps->fc_resolving_ctx->event_common_context =
- in_common_context_fc;
-
- if (in_common_context_fc) {
- /* Copy common context. */
- /* TODO: I find it a bit awkward to have this special function
- * here to add the debug-info field class. I would like to
- * abstract that.*/
- out_common_context_fc = create_field_class_copy(
- md_maps, in_common_context_fc);
-
- ret = copy_event_common_context_field_class_content(
- md_maps, ir_maps->debug_info_field_class_name,
- in_common_context_fc, out_common_context_fc);
- if (ret) {
- goto error;
- }
-
- status = bt_stream_class_set_event_common_context_field_class(
- out_stream_class, out_common_context_fc);
- if (status != BT_STREAM_CLASS_STATUS_OK) {
- BT_LOGE("Error setting stream class' packet context "
- "field class: sc-addr=%p, packet-fc-addr=%p",
- out_stream_class, out_common_context_fc);
- ret = -1;
- goto error;
- }
- }
-
- /* Set packet snapshot boolean fields. */
- BT_LOGD("Copied content of stream class: in-sc-addr=%p, out-sc-addr=%p",
- in_stream_class, out_stream_class);
-error:
- return ret;
-}
-
-BT_HIDDEN
-int copy_event_class_content(struct trace_ir_maps *ir_maps,
- const bt_event_class *in_event_class,
- bt_event_class *out_event_class)
-{
- struct trace_ir_metadata_maps *md_maps;
- const char *in_event_class_name, *in_emf_uri;
- bt_property_availability prop_avail;
- bt_event_class_log_level log_level;
- bt_event_class_status status;
- bt_field_class *out_specific_context_fc, *out_payload_fc;
- const bt_field_class *in_event_specific_context, *in_event_payload;
- int ret = 0;
-
- BT_LOGD("Copying content of event class: in-ec-addr=%p, out-ec-addr=%p",
- in_event_class, out_event_class);
-
- /* Copy event class name. */
- in_event_class_name = bt_event_class_get_name(in_event_class);
- if (in_event_class_name) {
- status = bt_event_class_set_name(out_event_class, in_event_class_name);
- if (status != BT_EVENT_CLASS_STATUS_OK) {
- BT_LOGE("Error setting event class' name: ec-addr=%p, "
- "name=%s", out_event_class, in_event_class_name);
- ret = -1;
- goto error;
- }
- }
-
- /* Copy event class loglevel. */
- prop_avail = bt_event_class_get_log_level(in_event_class, &log_level);
- if (prop_avail == BT_PROPERTY_AVAILABILITY_AVAILABLE) {
- bt_event_class_set_log_level(out_event_class,
- log_level);
- }
-
- /* Copy event class emf uri. */
- in_emf_uri = bt_event_class_get_emf_uri(in_event_class);
- if (in_emf_uri) {
- status = bt_event_class_set_emf_uri(out_event_class, in_emf_uri);
- if (status != BT_EVENT_CLASS_STATUS_OK) {
- BT_LOGE("Error setting event class' emf uri: ec-addr=%p, "
- "emf uri=%s", out_event_class, in_emf_uri);
- ret = -1;
- goto error;
- }
- }
-
- md_maps = borrow_metadata_maps_from_input_event_class(ir_maps, in_event_class);
- /*
- * Add the input event class' specific ctx to te
- * context.
- */
- in_event_specific_context =
- bt_event_class_borrow_specific_context_field_class_const(
- in_event_class);
-
- md_maps->fc_resolving_ctx->event_specific_context =
- in_event_specific_context;
-
- if (in_event_specific_context) {
- /* Copy the specific context of this event class. */
- out_specific_context_fc = create_field_class_copy(md_maps,
- in_event_specific_context);
-
- ret = copy_field_class_content(md_maps,
- in_event_specific_context, out_specific_context_fc);
- if (ret) {
- goto error;
- }
- /*
- * Add the output specific context to the output event
- * class.
- */
- status = bt_event_class_set_specific_context_field_class(
- out_event_class, out_specific_context_fc);
- if (status != BT_EVENT_CLASS_STATUS_OK) {
- BT_LOGE("Error setting event class' specific context "
- "field class: ec-addr=%p, ctx-fc-addr=%p",
- out_event_class, out_specific_context_fc);
- ret = -1;
- goto error;
- }
- }
-
- /*
- * Add the input event class' payload field class to
- * the context.
- */
- in_event_payload = bt_event_class_borrow_payload_field_class_const(
- in_event_class);
-
- md_maps->fc_resolving_ctx->event_payload = in_event_payload;
-
- if (in_event_payload) {
- /* Copy the payload of this event class. */
- out_payload_fc = create_field_class_copy(md_maps,
- in_event_payload);
- ret = copy_field_class_content(md_maps,
- in_event_payload, out_payload_fc);
- if (ret) {
- goto error;
- }
-
- /* Add the output payload to the output event class. */
- status = bt_event_class_set_payload_field_class(
- out_event_class, out_payload_fc);
- if (status != BT_EVENT_CLASS_STATUS_OK) {
- BT_LOGE("Error setting event class' payload "
- "field class: ec-addr=%p, payload-fc-addr=%p",
- out_event_class, out_payload_fc);
- ret = -1;
- goto error;
- }
- }
-
- BT_LOGD("Copied content of event class: in-ec-addr=%p, out-ec-addr=%p",
- in_event_class, out_event_class);
-error:
- return ret;
-}
-
-BT_HIDDEN
-int copy_event_common_context_field_class_content(
- struct trace_ir_metadata_maps *md_maps,
- const char *debug_info_fc_name,
- const bt_field_class *in_field_class,
- bt_field_class *out_field_class)
-{
- bt_field_class_status status;
- bt_field_class *debug_field_class = NULL, *bin_field_class = NULL,
- *func_field_class = NULL, *src_field_class = NULL;
- int ret = 0;
-
- BT_LOGD("Copying content of event common context field class: "
- "in-fc-addr=%p, out-fc-addr=%p", in_field_class, out_field_class);
-
- /* Copy the content of the input common context. */
- ret = copy_field_class_content(md_maps, in_field_class, out_field_class);
- if (ret) {
- goto error;
- }
-
- /*
- * If this event common context has the necessary fields to compute the
- * debug information append the debug-info field class to the event
- * common context.
- */
- if (is_event_common_ctx_dbg_info_compatible(in_field_class, debug_info_fc_name)) {
- /*
- * The struct field and 3 sub-fields are not stored in the
- * field class map because they don't have input equivalent.
- * We need to put our reference each of these field classes
- * once they are added to their respective containing field
- * classes.
- */
- debug_field_class = bt_field_class_structure_create(
- md_maps->output_trace_class);
- if (!debug_field_class) {
- BT_LOGE_STR("Failed to create debug_info structure.");
- ret = -1;
- goto error;
- }
-
- bin_field_class = bt_field_class_string_create(
- md_maps->output_trace_class);
- if (!bin_field_class) {
- BT_LOGE_STR("Failed to create string for field=bin.");
- ret = -1;
- goto error;
- }
-
- func_field_class = bt_field_class_string_create(
- md_maps->output_trace_class);
- if (!func_field_class) {
- BT_LOGE_STR("Failed to create string for field=func.");
- ret = -1;
- goto error;
- }
-
- src_field_class = bt_field_class_string_create(
- md_maps->output_trace_class);
- if (!src_field_class) {
- BT_LOGE_STR("Failed to create string for field=src.");
- ret = -1;
- goto error;
- }
-
- status = bt_field_class_structure_append_member(
- debug_field_class, "bin", bin_field_class);
- if (status != BT_FIELD_CLASS_STATUS_OK) {
- BT_LOGE_STR("Failed to add a field to debug_info "
- "struct: field=bin.");
- ret = -1;
- goto error;
- }
- BT_FIELD_CLASS_PUT_REF_AND_RESET(bin_field_class);
-
- status = bt_field_class_structure_append_member(
- debug_field_class, "func", func_field_class);
- if (status != BT_FIELD_CLASS_STATUS_OK) {
- BT_LOGE_STR("Failed to add a field to debug_info "
- "struct: field=func.");
- ret = -1;
- goto error;
- }
- BT_FIELD_CLASS_PUT_REF_AND_RESET(func_field_class);
-
- status = bt_field_class_structure_append_member(
- debug_field_class, "src", src_field_class);
- if (status != BT_FIELD_CLASS_STATUS_OK) {
- BT_LOGE_STR("Failed to add a field to debug_info "
- "struct: field=src.");
- ret = -1;
- goto error;
- }
- BT_FIELD_CLASS_PUT_REF_AND_RESET(src_field_class);
-
- /*Add the filled debug-info field class to the common context. */
- status = bt_field_class_structure_append_member(out_field_class,
- debug_info_fc_name,
- debug_field_class);
- if (status != BT_FIELD_CLASS_STATUS_OK) {
- BT_LOGE_STR("Failed to add debug_info field to "
- "event common context.");
- ret = -1;
- goto error;
- }
- BT_FIELD_CLASS_PUT_REF_AND_RESET(debug_field_class);
- }
- BT_LOGD("Copied content of event common context field class: "
- "in-fc-addr=%p, out-fc-addr=%p", in_field_class, out_field_class);
- goto end;
-
-error:
- if (debug_field_class) {
- bt_field_class_put_ref(debug_field_class);
- }
- if (bin_field_class) {
- bt_field_class_put_ref(bin_field_class);
- }
- if (func_field_class) {
- bt_field_class_put_ref(func_field_class);
- }
- if (src_field_class) {
- bt_field_class_put_ref(src_field_class);
- }
-end:
- return ret;
-}
-
-BT_HIDDEN
-bt_field_class *create_field_class_copy(struct trace_ir_metadata_maps *md_maps,
- const bt_field_class *in_field_class)
-{
- return create_field_class_copy_internal(md_maps, in_field_class);
-}
-
-BT_HIDDEN
-int copy_field_class_content(struct trace_ir_metadata_maps *md_maps,
- const bt_field_class *in_field_class,
- bt_field_class *out_field_class)
-{
- return copy_field_class_content_internal(md_maps, in_field_class,
- out_field_class);
-}
projects / babeltrace.git / blobdiff