X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=src%2Fplugins%2Fctf%2Ffs-src%2Ffs.cpp;h=f9b2523caa4a52b00b1429e73cda272abe549a69;hb=d961ecead7e6355b1208008b8cd2466441d45f5a;hp=5cdabcadf798e2028cbaf8499ce801c86f68b639;hpb=88730e42fa22a5d7abfc9912cb89ed85db4631d5;p=babeltrace.git diff --git a/src/plugins/ctf/fs-src/fs.cpp b/src/plugins/ctf/fs-src/fs.cpp index 5cdabcad..f9b2523c 100644 --- a/src/plugins/ctf/fs-src/fs.cpp +++ b/src/plugins/ctf/fs-src/fs.cpp @@ -7,27 +7,27 @@ * Babeltrace CTF file system Reader Component */ -#define BT_COMP_LOG_SELF_COMP self_comp -#define BT_LOG_OUTPUT_LEVEL log_level -#define BT_LOG_TAG "PLUGIN/SRC.CTF.FS" -#include "logging/comp-logging.h" +#include -#include "common/common.h" -#include -#include "common/uuid.h" #include + +#include + #include "common/assert.h" -#include -#include -#include "fs.hpp" -#include "metadata.hpp" +#include "common/common.h" +#include "common/uuid.h" +#include "cpp-common/bt2c/glib-up.hpp" +#include "cpp-common/bt2s/make-unique.hpp" + +#include "plugins/common/param-validation/param-validation.h" + +#include "../common/src/metadata/tsdl/ctf-meta-configure-ir-trace.hpp" +#include "../common/src/msg-iter/msg-iter.hpp" #include "data-stream-file.hpp" #include "file.hpp" -#include "../common/metadata/decoder.hpp" -#include "../common/metadata/ctf-meta-configure-ir-trace.hpp" -#include "../common/msg-iter/msg-iter.hpp" +#include "fs.hpp" +#include "metadata.hpp" #include "query.hpp" -#include "plugins/common/param-validation/param-validation.h" struct tracer_info { @@ -37,31 +37,12 @@ struct tracer_info int64_t patch; }; -static void ctf_fs_msg_iter_data_destroy(struct ctf_fs_msg_iter_data *msg_iter_data) -{ - if (!msg_iter_data) { - return; - } - - if (msg_iter_data->msg_iter) { - ctf_msg_iter_destroy(msg_iter_data->msg_iter); - } - - if (msg_iter_data->msg_iter_medops_data) { - ctf_fs_ds_group_medops_data_destroy(msg_iter_data->msg_iter_medops_data); - } - - g_free(msg_iter_data); -} - static bt_message_iterator_class_next_method_status ctf_fs_iterator_next_one(struct ctf_fs_msg_iter_data *msg_iter_data, const bt_message **out_msg) { + const auto msg_iter_status = + ctf_msg_iter_get_next_message(msg_iter_data->msg_iter.get(), out_msg); bt_message_iterator_class_next_method_status status; - enum ctf_msg_iter_status msg_iter_status; - bt_logging_level log_level = msg_iter_data->log_level; - - msg_iter_status = ctf_msg_iter_get_next_message(msg_iter_data->msg_iter, out_msg); switch (msg_iter_status) { case CTF_MSG_ITER_STATUS_OK: @@ -82,14 +63,14 @@ ctf_fs_iterator_next_one(struct ctf_fs_msg_iter_data *msg_iter_data, const bt_me bt_common_abort(); case CTF_MSG_ITER_STATUS_ERROR: - BT_MSG_ITER_LOGE_APPEND_CAUSE(msg_iter_data->self_msg_iter, - "Failed to get next message from CTF message iterator."); + BT_CPPLOGE_APPEND_CAUSE_SPEC(msg_iter_data->logger, + "Failed to get next message from CTF message iterator."); status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_ERROR; break; case CTF_MSG_ITER_STATUS_MEMORY_ERROR: - BT_MSG_ITER_LOGE_APPEND_CAUSE(msg_iter_data->self_msg_iter, - "Failed to get next message from CTF message iterator."); + BT_CPPLOGE_APPEND_CAUSE_SPEC(msg_iter_data->logger, + "Failed to get next message from CTF message iterator."); status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_MEMORY_ERROR; break; @@ -100,86 +81,95 @@ ctf_fs_iterator_next_one(struct ctf_fs_msg_iter_data *msg_iter_data, const bt_me return status; } -BT_HIDDEN bt_message_iterator_class_next_method_status ctf_fs_iterator_next(bt_self_message_iterator *iterator, bt_message_array_const msgs, uint64_t capacity, uint64_t *count) { - bt_message_iterator_class_next_method_status status; - struct ctf_fs_msg_iter_data *msg_iter_data = - (struct ctf_fs_msg_iter_data *) bt_self_message_iterator_get_data(iterator); - uint64_t i = 0; + try { + struct ctf_fs_msg_iter_data *msg_iter_data = + (struct ctf_fs_msg_iter_data *) bt_self_message_iterator_get_data(iterator); - if (G_UNLIKELY(msg_iter_data->next_saved_error)) { - /* + if (G_UNLIKELY(msg_iter_data->next_saved_error)) { + /* * Last time we were called, we hit an error but had some * messages to deliver, so we stashed the error here. Return * it now. */ - BT_CURRENT_THREAD_MOVE_ERROR_AND_RESET(msg_iter_data->next_saved_error); - status = msg_iter_data->next_saved_status; - goto end; - } - - do { - status = ctf_fs_iterator_next_one(msg_iter_data, &msgs[i]); - if (status == BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK) { - i++; + BT_CURRENT_THREAD_MOVE_ERROR_AND_RESET(msg_iter_data->next_saved_error); + return msg_iter_data->next_saved_status; } - } while (i < capacity && status == BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK); - if (i > 0) { - /* + bt_message_iterator_class_next_method_status status; + uint64_t i = 0; + + do { + status = ctf_fs_iterator_next_one(msg_iter_data, &msgs[i]); + if (status == BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK) { + i++; + } + } while (i < capacity && status == BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK); + + if (i > 0) { + /* * Even if ctf_fs_iterator_next_one() returned something * else than BT_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK, we * accumulated message objects in the output * message array, so we need to return * BT_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK so that they are - * transfered to downstream. This other status occurs + * transferred to downstream. This other status occurs * again the next time muxer_msg_iter_do_next() is * called, possibly without any accumulated * message, in which case we'll return it. */ - if (status < 0) { - /* + if (status < 0) { + /* * Save this error for the next _next call. Assume that * this component always appends error causes when * returning an error status code, which will cause the * current thread error to be non-NULL. */ - msg_iter_data->next_saved_error = bt_current_thread_take_error(); - BT_ASSERT(msg_iter_data->next_saved_error); - msg_iter_data->next_saved_status = status; + msg_iter_data->next_saved_error = bt_current_thread_take_error(); + BT_ASSERT(msg_iter_data->next_saved_error); + msg_iter_data->next_saved_status = status; + } + + *count = i; + status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK; } - *count = i; - status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK; + return status; + return status; + } catch (const std::bad_alloc&) { + return BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_MEMORY_ERROR; + } catch (const bt2::Error&) { + return BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_ERROR; } - -end: - return status; } -BT_HIDDEN bt_message_iterator_class_seek_beginning_method_status ctf_fs_iterator_seek_beginning(bt_self_message_iterator *it) { - struct ctf_fs_msg_iter_data *msg_iter_data = - (struct ctf_fs_msg_iter_data *) bt_self_message_iterator_get_data(it); + try { + struct ctf_fs_msg_iter_data *msg_iter_data = + (struct ctf_fs_msg_iter_data *) bt_self_message_iterator_get_data(it); - BT_ASSERT(msg_iter_data); + BT_ASSERT(msg_iter_data); - ctf_msg_iter_reset(msg_iter_data->msg_iter); - ctf_fs_ds_group_medops_data_reset(msg_iter_data->msg_iter_medops_data); + ctf_msg_iter_reset(msg_iter_data->msg_iter.get()); + ctf_fs_ds_group_medops_data_reset(msg_iter_data->msg_iter_medops_data.get()); - return BT_MESSAGE_ITERATOR_CLASS_SEEK_BEGINNING_METHOD_STATUS_OK; + return BT_MESSAGE_ITERATOR_CLASS_SEEK_BEGINNING_METHOD_STATUS_OK; + } catch (const std::bad_alloc&) { + return BT_MESSAGE_ITERATOR_CLASS_SEEK_BEGINNING_METHOD_STATUS_MEMORY_ERROR; + } catch (const bt2::Error&) { + return BT_MESSAGE_ITERATOR_CLASS_SEEK_BEGINNING_METHOD_STATUS_ERROR; + } } -BT_HIDDEN void ctf_fs_iterator_finalize(bt_self_message_iterator *it) { - ctf_fs_msg_iter_data_destroy( - (struct ctf_fs_msg_iter_data *) bt_self_message_iterator_get_data(it)); + ctf_fs_msg_iter_data::UP { + (static_cast(bt_self_message_iterator_get_data(it)))}; } static bt_message_iterator_class_initialize_method_status @@ -199,173 +189,69 @@ ctf_msg_iter_medium_status_to_msg_iter_initialize_status(enum ctf_msg_iter_mediu bt_common_abort(); } -BT_HIDDEN bt_message_iterator_class_initialize_method_status ctf_fs_iterator_init(bt_self_message_iterator *self_msg_iter, bt_self_message_iterator_configuration *config, bt_self_component_port_output *self_port) { - struct ctf_fs_port_data *port_data; - struct ctf_fs_msg_iter_data *msg_iter_data = NULL; - bt_message_iterator_class_initialize_method_status status; - bt_logging_level log_level; - enum ctf_msg_iter_medium_status medium_status; - bt_self_component *self_comp = bt_self_message_iterator_borrow_component(self_msg_iter); - - port_data = (struct ctf_fs_port_data *) bt_self_component_port_get_data( - bt_self_component_port_output_as_self_component_port(self_port)); - BT_ASSERT(port_data); - log_level = port_data->ctf_fs->log_level; - msg_iter_data = g_new0(struct ctf_fs_msg_iter_data, 1); - if (!msg_iter_data) { - status = BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; - goto error; - } - - msg_iter_data->log_level = log_level; - msg_iter_data->self_comp = self_comp; - msg_iter_data->self_msg_iter = self_msg_iter; - msg_iter_data->ds_file_group = port_data->ds_file_group; - - medium_status = - ctf_fs_ds_group_medops_data_create(msg_iter_data->ds_file_group, self_msg_iter, log_level, - &msg_iter_data->msg_iter_medops_data); - BT_ASSERT(medium_status == CTF_MSG_ITER_MEDIUM_STATUS_OK || - medium_status == CTF_MSG_ITER_MEDIUM_STATUS_ERROR || - medium_status == CTF_MSG_ITER_MEDIUM_STATUS_MEMORY_ERROR); - if (medium_status != CTF_MSG_ITER_MEDIUM_STATUS_OK) { - BT_MSG_ITER_LOGE_APPEND_CAUSE(self_msg_iter, "Failed to create ctf_fs_ds_group_medops"); - status = ctf_msg_iter_medium_status_to_msg_iter_initialize_status(medium_status); - goto error; - } - - msg_iter_data->msg_iter = ctf_msg_iter_create( - msg_iter_data->ds_file_group->ctf_fs_trace->metadata->tc, - bt_common_get_page_size(msg_iter_data->log_level) * 8, ctf_fs_ds_group_medops, - msg_iter_data->msg_iter_medops_data, msg_iter_data->log_level, self_comp, self_msg_iter); - if (!msg_iter_data->msg_iter) { - BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot create a CTF message iterator."); - status = BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; - goto error; - } + try { + ctf_fs_port_data *port_data = (struct ctf_fs_port_data *) bt_self_component_port_get_data( + bt_self_component_port_output_as_self_component_port(self_port)); + BT_ASSERT(port_data); + + auto msg_iter_data = bt2s::make_unique(self_msg_iter); + msg_iter_data->ds_file_group = port_data->ds_file_group; + + ctf_msg_iter_medium_status medium_status = ctf_fs_ds_group_medops_data_create( + msg_iter_data->ds_file_group, self_msg_iter, msg_iter_data->logger, + msg_iter_data->msg_iter_medops_data); + BT_ASSERT(medium_status == CTF_MSG_ITER_MEDIUM_STATUS_OK || + medium_status == CTF_MSG_ITER_MEDIUM_STATUS_ERROR || + medium_status == CTF_MSG_ITER_MEDIUM_STATUS_MEMORY_ERROR); + if (medium_status != CTF_MSG_ITER_MEDIUM_STATUS_OK) { + BT_CPPLOGE_APPEND_CAUSE_SPEC(msg_iter_data->logger, + "Failed to create ctf_fs_ds_group_medops"); + return ctf_msg_iter_medium_status_to_msg_iter_initialize_status(medium_status); + } - /* + msg_iter_data->msg_iter = ctf_msg_iter_create( + msg_iter_data->ds_file_group->ctf_fs_trace->metadata->tc, + bt_common_get_page_size(static_cast(msg_iter_data->logger.level())) * 8, + ctf_fs_ds_group_medops, msg_iter_data->msg_iter_medops_data.get(), self_msg_iter, + msg_iter_data->logger); + if (!msg_iter_data->msg_iter) { + BT_CPPLOGE_APPEND_CAUSE_SPEC(msg_iter_data->logger, + "Cannot create a CTF message iterator."); + return BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; + } + + /* * This iterator can seek forward if its stream class has a default * clock class. */ - if (msg_iter_data->ds_file_group->sc->default_clock_class) { - bt_self_message_iterator_configuration_set_can_seek_forward(config, true); - } - - bt_self_message_iterator_set_data(self_msg_iter, msg_iter_data); - msg_iter_data = NULL; - - status = BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_OK; - goto end; - -error: - bt_self_message_iterator_set_data(self_msg_iter, NULL); - -end: - ctf_fs_msg_iter_data_destroy(msg_iter_data); - return status; -} - -static void ctf_fs_trace_destroy(struct ctf_fs_trace *ctf_fs_trace) -{ - if (!ctf_fs_trace) { - return; - } - - if (ctf_fs_trace->ds_file_groups) { - g_ptr_array_free(ctf_fs_trace->ds_file_groups, TRUE); - } - - BT_TRACE_PUT_REF_AND_RESET(ctf_fs_trace->trace); - - if (ctf_fs_trace->path) { - g_string_free(ctf_fs_trace->path, TRUE); - } - - if (ctf_fs_trace->metadata) { - ctf_fs_metadata_fini(ctf_fs_trace->metadata); - g_free(ctf_fs_trace->metadata); - } - - g_free(ctf_fs_trace); -} - -BT_HIDDEN -void ctf_fs_destroy(struct ctf_fs_component *ctf_fs) -{ - if (!ctf_fs) { - return; - } - - ctf_fs_trace_destroy(ctf_fs->trace); - - if (ctf_fs->port_data) { - g_ptr_array_free(ctf_fs->port_data, TRUE); - } - - g_free(ctf_fs); -} - -static void port_data_destroy(struct ctf_fs_port_data *port_data) -{ - if (!port_data) { - return; - } - - g_free(port_data); -} - -static void port_data_destroy_notifier(void *data) -{ - port_data_destroy((struct ctf_fs_port_data *) data); -} - -static void ctf_fs_trace_destroy_notifier(void *data) -{ - struct ctf_fs_trace *trace = (struct ctf_fs_trace *) data; - ctf_fs_trace_destroy(trace); -} + if (msg_iter_data->ds_file_group->sc->default_clock_class) { + bt_self_message_iterator_configuration_set_can_seek_forward(config, true); + } -struct ctf_fs_component *ctf_fs_component_create(bt_logging_level log_level, - bt_self_component *self_comp) -{ - struct ctf_fs_component *ctf_fs; + bt_self_message_iterator_set_data(self_msg_iter, msg_iter_data.release()); - ctf_fs = g_new0(struct ctf_fs_component, 1); - if (!ctf_fs) { - goto error; - } - - ctf_fs->log_level = log_level; - ctf_fs->port_data = g_ptr_array_new_with_free_func(port_data_destroy_notifier); - if (!ctf_fs->port_data) { - goto error; + return BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_OK; + } catch (const std::bad_alloc&) { + return BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; + } catch (const bt2::Error&) { + return BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_ERROR; } - - goto end; - -error: - ctf_fs_destroy(ctf_fs); - ctf_fs = NULL; - -end: - return ctf_fs; } void ctf_fs_finalize(bt_self_component_source *component) { - ctf_fs_destroy((struct ctf_fs_component *) bt_self_component_get_data( - bt_self_component_source_as_self_component(component))); + ctf_fs_component::UP {static_cast( + bt_self_component_get_data(bt_self_component_source_as_self_component(component)))}; } -gchar *ctf_fs_make_port_name(struct ctf_fs_ds_file_group *ds_file_group) +std::string ctf_fs_make_port_name(ctf_fs_ds_file_group *ds_file_group) { - GString *name = g_string_new(NULL); + std::stringstream name; /* * The unique port name is generated by concatenating unique identifiers @@ -381,9 +267,9 @@ gchar *ctf_fs_make_port_name(struct ctf_fs_ds_file_group *ds_file_group) char uuid_str[BT_UUID_STR_LEN + 1]; bt_uuid_to_str(ds_file_group->ctf_fs_trace->metadata->tc->uuid, uuid_str); - g_string_assign(name, uuid_str); + name << uuid_str; } else { - g_string_assign(name, ds_file_group->ctf_fs_trace->path->str); + name << ds_file_group->ctf_fs_trace->path; } /* @@ -391,235 +277,75 @@ gchar *ctf_fs_make_port_name(struct ctf_fs_ds_file_group *ds_file_group) * otherwise, as there will only be a single stream class. */ if (ds_file_group->sc->id != UINT64_C(-1)) { - g_string_append_printf(name, " | %" PRIu64, ds_file_group->sc->id); + name << " | " << ds_file_group->sc->id; } /* For the stream, use the id if present, else, use the path. */ if (ds_file_group->stream_id != UINT64_C(-1)) { - g_string_append_printf(name, " | %" PRIu64, ds_file_group->stream_id); + name << " | " << ds_file_group->stream_id; } else { - BT_ASSERT(ds_file_group->ds_file_infos->len == 1); - struct ctf_fs_ds_file_info *ds_file_info = - (struct ctf_fs_ds_file_info *) g_ptr_array_index(ds_file_group->ds_file_infos, 0); - g_string_append_printf(name, " | %s", ds_file_info->path->str); + BT_ASSERT(ds_file_group->ds_file_infos.size() == 1); + const auto& ds_file_info = *ds_file_group->ds_file_infos[0]; + name << " | " << ds_file_info.path; } - return g_string_free(name, FALSE); + return name.str(); } static int create_one_port_for_trace(struct ctf_fs_component *ctf_fs, - struct ctf_fs_trace *ctf_fs_trace, struct ctf_fs_ds_file_group *ds_file_group, bt_self_component_source *self_comp_src) { - int ret = 0; - struct ctf_fs_port_data *port_data = NULL; - gchar *port_name; - bt_logging_level log_level = ctf_fs->log_level; - bt_self_component *self_comp = bt_self_component_source_as_self_component(self_comp_src); + const auto port_name = ctf_fs_make_port_name(ds_file_group); + auto port_data = bt2s::make_unique(); - port_name = ctf_fs_make_port_name(ds_file_group); - if (!port_name) { - goto error; - } - - BT_COMP_LOGI("Creating one port named `%s`", port_name); - - /* Create output port for this file */ - port_data = g_new0(struct ctf_fs_port_data, 1); - if (!port_data) { - goto error; - } + BT_CPPLOGI_SPEC(ctf_fs->logger, "Creating one port named `{}`", port_name); port_data->ctf_fs = ctf_fs; port_data->ds_file_group = ds_file_group; - ret = bt_self_component_source_add_output_port(self_comp_src, port_name, port_data, NULL); + + int ret = bt_self_component_source_add_output_port(self_comp_src, port_name.c_str(), + port_data.get(), NULL); if (ret) { - goto error; + return ret; } - g_ptr_array_add(ctf_fs->port_data, port_data); - port_data = NULL; - goto end; - -error: - ret = -1; - -end: - g_free(port_name); - - port_data_destroy(port_data); - return ret; + ctf_fs->port_data.emplace_back(std::move(port_data)); + return 0; } static int create_ports_for_trace(struct ctf_fs_component *ctf_fs, struct ctf_fs_trace *ctf_fs_trace, bt_self_component_source *self_comp_src) { - int ret = 0; - size_t i; - bt_logging_level log_level = ctf_fs_trace->log_level; - bt_self_component *self_comp = bt_self_component_source_as_self_component(self_comp_src); - /* Create one output port for each stream file group */ - for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) { - struct ctf_fs_ds_file_group *ds_file_group = - (struct ctf_fs_ds_file_group *) g_ptr_array_index(ctf_fs_trace->ds_file_groups, i); - - ret = create_one_port_for_trace(ctf_fs, ctf_fs_trace, ds_file_group, self_comp_src); + for (const auto& ds_file_group : ctf_fs_trace->ds_file_groups) { + int ret = create_one_port_for_trace(ctf_fs, ds_file_group.get(), self_comp_src); if (ret) { - BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot create output port."); - goto end; - } - } - -end: - return ret; -} - -static void ctf_fs_ds_file_info_destroy(struct ctf_fs_ds_file_info *ds_file_info) -{ - if (!ds_file_info) { - return; - } - - if (ds_file_info->path) { - g_string_free(ds_file_info->path, TRUE); - } - - g_free(ds_file_info); -} - -static struct ctf_fs_ds_file_info *ctf_fs_ds_file_info_create(const char *path, int64_t begin_ns) -{ - struct ctf_fs_ds_file_info *ds_file_info; - - ds_file_info = g_new0(struct ctf_fs_ds_file_info, 1); - if (!ds_file_info) { - goto end; - } - - ds_file_info->path = g_string_new(path); - if (!ds_file_info->path) { - ctf_fs_ds_file_info_destroy(ds_file_info); - ds_file_info = NULL; - goto end; - } - - ds_file_info->begin_ns = begin_ns; - -end: - return ds_file_info; -} - -static void ctf_fs_ds_file_group_destroy(struct ctf_fs_ds_file_group *ds_file_group) -{ - if (!ds_file_group) { - return; - } - - if (ds_file_group->ds_file_infos) { - g_ptr_array_free(ds_file_group->ds_file_infos, TRUE); - } - - ctf_fs_ds_index_destroy(ds_file_group->index); - - bt_stream_put_ref(ds_file_group->stream); - g_free(ds_file_group); -} - -static struct ctf_fs_ds_file_group *ctf_fs_ds_file_group_create(struct ctf_fs_trace *ctf_fs_trace, - struct ctf_stream_class *sc, - uint64_t stream_instance_id, - struct ctf_fs_ds_index *index) -{ - struct ctf_fs_ds_file_group *ds_file_group; - - ds_file_group = g_new0(struct ctf_fs_ds_file_group, 1); - if (!ds_file_group) { - goto error; - } - - ds_file_group->ds_file_infos = - g_ptr_array_new_with_free_func((GDestroyNotify) ctf_fs_ds_file_info_destroy); - if (!ds_file_group->ds_file_infos) { - goto error; - } - - ds_file_group->index = index; - - ds_file_group->stream_id = stream_instance_id; - BT_ASSERT(sc); - ds_file_group->sc = sc; - ds_file_group->ctf_fs_trace = ctf_fs_trace; - goto end; - -error: - ctf_fs_ds_file_group_destroy(ds_file_group); - ctf_fs_ds_index_destroy(index); - ds_file_group = NULL; - -end: - return ds_file_group; -} - -/* Replace by g_ptr_array_insert when we depend on glib >= 2.40. */ -static void array_insert(GPtrArray *array, gpointer element, size_t pos) -{ - size_t original_array_len = array->len; - - /* Allocate an unused element at the end of the array. */ - g_ptr_array_add(array, NULL); - - /* If we are not inserting at the end, move the elements by one. */ - if (pos < original_array_len) { - memmove(&(array->pdata[pos + 1]), &(array->pdata[pos]), - (original_array_len - pos) * sizeof(gpointer)); - } - - /* Insert the value. */ - array->pdata[pos] = element; -} - -/* - * Insert ds_file_info in ds_file_group's list of ds_file_infos at the right - * place to keep it sorted. - */ - -static void ds_file_group_insert_ds_file_info_sorted(struct ctf_fs_ds_file_group *ds_file_group, - struct ctf_fs_ds_file_info *ds_file_info) -{ - guint i; - - /* Find the spot where to insert this ds_file_info. */ - for (i = 0; i < ds_file_group->ds_file_infos->len; i++) { - struct ctf_fs_ds_file_info *other_ds_file_info = - (struct ctf_fs_ds_file_info *) g_ptr_array_index(ds_file_group->ds_file_infos, i); - - if (ds_file_info->begin_ns < other_ds_file_info->begin_ns) { - break; + BT_CPPLOGE_APPEND_CAUSE_SPEC(ctf_fs->logger, "Cannot create output port."); + return ret; } } - array_insert(ds_file_group->ds_file_infos, ds_file_info, i); + return 0; } -static bool ds_index_entries_equal(const struct ctf_fs_ds_index_entry *left, - const struct ctf_fs_ds_index_entry *right) +static bool ds_index_entries_equal(const ctf_fs_ds_index_entry& left, + const ctf_fs_ds_index_entry& right) { - if (left->packet_size != right->packet_size) { + if (left.packetSize != right.packetSize) { return false; } - if (left->timestamp_begin != right->timestamp_begin) { + if (left.timestamp_begin != right.timestamp_begin) { return false; } - if (left->timestamp_end != right->timestamp_end) { + if (left.timestamp_end != right.timestamp_end) { return false; } - if (left->packet_seq_num != right->packet_seq_num) { + if (left.packet_seq_num != right.packet_seq_num) { return false; } @@ -630,22 +356,15 @@ static bool ds_index_entries_equal(const struct ctf_fs_ds_index_entry *left, * Insert `entry` into `index`, without duplication. * * The entry is inserted only if there isn't an identical entry already. - * - * In any case, the ownership of `entry` is transferred to this function. So if - * the entry is not inserted, it is freed. */ -static void ds_index_insert_ds_index_entry_sorted(struct ctf_fs_ds_index *index, - struct ctf_fs_ds_index_entry *entry) +static void ds_index_insert_ds_index_entry_sorted(ctf_fs_ds_index& index, + const ctf_fs_ds_index_entry& entry) { - guint i; - struct ctf_fs_ds_index_entry *other_entry = NULL; - /* Find the spot where to insert this index entry. */ - for (i = 0; i < index->entries->len; i++) { - other_entry = (struct ctf_fs_ds_index_entry *) g_ptr_array_index(index->entries, i); - - if (entry->timestamp_begin_ns <= other_entry->timestamp_begin_ns) { + auto otherEntry = index.entries.begin(); + for (; otherEntry != index.entries.end(); ++otherEntry) { + if (entry.timestamp_begin_ns <= otherEntry->timestamp_begin_ns) { break; } } @@ -657,79 +376,56 @@ static void ds_index_insert_ds_index_entry_sorted(struct ctf_fs_ds_index *index, * snapshots of the same trace. We then want the index to contain * a reference to only one copy of that packet. */ - if (i == index->entries->len || !ds_index_entries_equal(entry, other_entry)) { - array_insert(index->entries, entry, i); - } else { - g_free(entry); + if (otherEntry == index.entries.end() || !ds_index_entries_equal(entry, *otherEntry)) { + index.entries.emplace(otherEntry, entry); } } -static void merge_ctf_fs_ds_indexes(struct ctf_fs_ds_index *dest, struct ctf_fs_ds_index *src) +static void merge_ctf_fs_ds_indexes(ctf_fs_ds_index& dest, const ctf_fs_ds_index& src) { - guint i; - - for (i = 0; i < src->entries->len; i++) { - struct ctf_fs_ds_index_entry *entry = - (struct ctf_fs_ds_index_entry *) g_ptr_array_index(src->entries, i); - - /* - * Ownership of the ctf_fs_ds_index_entry is transferred to - * ds_index_insert_ds_index_entry_sorted. - */ - g_ptr_array_index(src->entries, i) = NULL; + for (const auto& entry : src.entries) { ds_index_insert_ds_index_entry_sorted(dest, entry); } } static int add_ds_file_to_ds_file_group(struct ctf_fs_trace *ctf_fs_trace, const char *path) { - int64_t stream_instance_id = -1; - int64_t begin_ns = -1; - struct ctf_fs_ds_file_group *ds_file_group = NULL; - bool add_group = false; - int ret; - size_t i; - struct ctf_fs_ds_file *ds_file = NULL; - struct ctf_fs_ds_file_info *ds_file_info = NULL; - struct ctf_fs_ds_index *index = NULL; - struct ctf_msg_iter *msg_iter = NULL; - struct ctf_stream_class *sc = NULL; - struct ctf_msg_iter_packet_properties props; - bt_logging_level log_level = ctf_fs_trace->log_level; - bt_self_component *self_comp = ctf_fs_trace->self_comp; - bt_self_component_class *self_comp_class = ctf_fs_trace->self_comp_class; - /* * Create a temporary ds_file to read some properties about the data * stream file. */ - ds_file = ctf_fs_ds_file_create(ctf_fs_trace, NULL, NULL, path, log_level); + const auto ds_file = + ctf_fs_ds_file_create(ctf_fs_trace, bt2::Stream::Shared {}, path, ctf_fs_trace->logger); if (!ds_file) { - goto error; + return -1; } /* Create a temporary iterator to read the ds_file. */ - msg_iter = - ctf_msg_iter_create(ctf_fs_trace->metadata->tc, bt_common_get_page_size(log_level) * 8, - ctf_fs_ds_file_medops, ds_file, log_level, self_comp, NULL); + ctf_msg_iter_up msg_iter = ctf_msg_iter_create( + ctf_fs_trace->metadata->tc, + bt_common_get_page_size(static_cast(ctf_fs_trace->logger.level())) * 8, + ctf_fs_ds_file_medops, ds_file.get(), nullptr, ctf_fs_trace->logger); if (!msg_iter) { - BT_COMP_LOGE_STR("Cannot create a CTF message iterator."); - goto error; + BT_CPPLOGE_STR_SPEC(ctf_fs_trace->logger, "Cannot create a CTF message iterator."); + return -1; } - ctf_msg_iter_set_dry_run(msg_iter, true); + ctf_msg_iter_set_dry_run(msg_iter.get(), true); - ret = ctf_msg_iter_get_packet_properties(msg_iter, &props); + ctf_msg_iter_packet_properties props; + int ret = ctf_msg_iter_get_packet_properties(msg_iter.get(), &props); if (ret) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( - self_comp, self_comp_class, - "Cannot get stream file's first packet's header and context fields (`%s`).", path); - goto error; + BT_CPPLOGE_APPEND_CAUSE_SPEC( + ctf_fs_trace->logger, + "Cannot get stream file's first packet's header and context fields (`{}`).", path); + return ret; } - sc = ctf_trace_class_borrow_stream_class_by_id(ds_file->metadata->tc, props.stream_class_id); + ctf_stream_class *sc = + ctf_trace_class_borrow_stream_class_by_id(ds_file->metadata->tc, props.stream_class_id); BT_ASSERT(sc); - stream_instance_id = props.data_stream_id; + int64_t stream_instance_id = props.data_stream_id; + int64_t begin_ns = -1; if (props.snapshots.beginning_clock != UINT64_C(-1)) { BT_ASSERT(sc->default_clock_class); @@ -738,24 +434,23 @@ static int add_ds_file_to_ds_file_group(struct ctf_fs_trace *ctf_fs_trace, const sc->default_clock_class->offset_seconds, sc->default_clock_class->offset_cycles, &begin_ns); if (ret) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( - self_comp, self_comp_class, - "Cannot convert clock cycles to nanoseconds from origin (`%s`).", path); - goto error; + BT_CPPLOGE_APPEND_CAUSE_SPEC( + ctf_fs_trace->logger, + "Cannot convert clock cycles to nanoseconds from origin (`{}`).", path); + return ret; } } - ds_file_info = ctf_fs_ds_file_info_create(path, begin_ns); + ctf_fs_ds_file_info::UP ds_file_info = ctf_fs_ds_file_info_create(path, begin_ns); if (!ds_file_info) { - goto error; + return -1; } - index = ctf_fs_ds_file_build_index(ds_file, ds_file_info, msg_iter); + auto index = ctf_fs_ds_file_build_index(ds_file.get(), ds_file_info.get(), msg_iter.get()); if (!index) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, - "Failed to index CTF stream file \'%s\'", - ds_file->file->path->str); - goto error; + BT_CPPLOGE_APPEND_CAUSE_SPEC(ctf_fs_trace->logger, "Failed to index CTF stream file \'{}\'", + ds_file->file->path); + return -1; } if (begin_ns == -1) { @@ -775,380 +470,214 @@ static int add_ds_file_to_ds_file_group(struct ctf_fs_trace *ctf_fs_trace, const * there's no timestamp to order the file within its * group. */ - ds_file_group = ctf_fs_ds_file_group_create(ctf_fs_trace, sc, UINT64_C(-1), index); - /* Ownership of index is transferred. */ - index = NULL; - - if (!ds_file_group) { - goto error; - } - - ds_file_group_insert_ds_file_info_sorted(ds_file_group, BT_MOVE_REF(ds_file_info)); - - add_group = true; - goto end; + ctf_fs_trace->ds_file_groups.emplace_back(bt2s::make_unique( + ctf_fs_trace, sc, UINT64_C(-1), std::move(*index))); + ctf_fs_trace->ds_file_groups.back()->insert_ds_file_info_sorted(std::move(ds_file_info)); + return 0; } BT_ASSERT(stream_instance_id != -1); BT_ASSERT(begin_ns != -1); /* Find an existing stream file group with this ID */ - for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) { - ds_file_group = - (struct ctf_fs_ds_file_group *) g_ptr_array_index(ctf_fs_trace->ds_file_groups, i); - - if (ds_file_group->sc == sc && ds_file_group->stream_id == stream_instance_id) { + ctf_fs_ds_file_group *ds_file_group = NULL; + for (const auto& candidate : ctf_fs_trace->ds_file_groups) { + if (candidate->sc == sc && candidate->stream_id == stream_instance_id) { + ds_file_group = candidate.get(); break; } - - ds_file_group = NULL; } if (!ds_file_group) { - ds_file_group = ctf_fs_ds_file_group_create(ctf_fs_trace, sc, stream_instance_id, index); - /* Ownership of index is transferred. */ - index = NULL; - if (!ds_file_group) { - goto error; - } - - add_group = true; + ctf_fs_trace->ds_file_groups.emplace_back(bt2s::make_unique( + ctf_fs_trace, sc, static_cast(stream_instance_id), std::move(*index))); + ds_file_group = ctf_fs_trace->ds_file_groups.back().get(); } else { - merge_ctf_fs_ds_indexes(ds_file_group->index, index); + merge_ctf_fs_ds_indexes(ds_file_group->index, *index); } - ds_file_group_insert_ds_file_info_sorted(ds_file_group, BT_MOVE_REF(ds_file_info)); + ds_file_group->insert_ds_file_info_sorted(std::move(ds_file_info)); - goto end; - -error: - ctf_fs_ds_file_group_destroy(ds_file_group); - ds_file_group = NULL; - ret = -1; - -end: - if (add_group && ds_file_group) { - g_ptr_array_add(ctf_fs_trace->ds_file_groups, ds_file_group); - } - - ctf_fs_ds_file_destroy(ds_file); - ctf_fs_ds_file_info_destroy(ds_file_info); - - if (msg_iter) { - ctf_msg_iter_destroy(msg_iter); - } - - ctf_fs_ds_index_destroy(index); - return ret; + return 0; } static int create_ds_file_groups(struct ctf_fs_trace *ctf_fs_trace) { - int ret = 0; - const char *basename; - GError *error = NULL; - GDir *dir = NULL; - bt_logging_level log_level = ctf_fs_trace->log_level; - bt_self_component *self_comp = ctf_fs_trace->self_comp; - bt_self_component_class *self_comp_class = ctf_fs_trace->self_comp_class; - /* Check each file in the path directory, except specific ones */ - dir = g_dir_open(ctf_fs_trace->path->str, 0, &error); + GError *error = NULL; + const bt2c::GDirUP dir {g_dir_open(ctf_fs_trace->path.c_str(), 0, &error)}; if (!dir) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( - self_comp, self_comp_class, "Cannot open directory `%s`: %s (code %d)", - ctf_fs_trace->path->str, error->message, error->code); - goto error; + BT_CPPLOGE_APPEND_CAUSE_SPEC(ctf_fs_trace->logger, + "Cannot open directory `{}`: {} (code {})", ctf_fs_trace->path, + error->message, error->code); + if (error) { + g_error_free(error); + } + return -1; } - while ((basename = g_dir_read_name(dir))) { - struct ctf_fs_file *file; - + while (const char *basename = g_dir_read_name(dir.get())) { if (strcmp(basename, CTF_FS_METADATA_FILENAME) == 0) { /* Ignore the metadata stream. */ - BT_COMP_LOGI("Ignoring metadata file `%s" G_DIR_SEPARATOR_S "%s`", - ctf_fs_trace->path->str, basename); + BT_CPPLOGI_SPEC(ctf_fs_trace->logger, + "Ignoring metadata file `{}" G_DIR_SEPARATOR_S "{}`", + ctf_fs_trace->path, basename); continue; } if (basename[0] == '.') { - BT_COMP_LOGI("Ignoring hidden file `%s" G_DIR_SEPARATOR_S "%s`", - ctf_fs_trace->path->str, basename); + BT_CPPLOGI_SPEC(ctf_fs_trace->logger, + "Ignoring hidden file `{}" G_DIR_SEPARATOR_S "{}`", ctf_fs_trace->path, + basename); continue; } /* Create the file. */ - file = ctf_fs_file_create(log_level, self_comp); - if (!file) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( - self_comp, self_comp_class, - "Cannot create stream file object for file `%s" G_DIR_SEPARATOR_S "%s`", - ctf_fs_trace->path->str, basename); - goto error; - } + ctf_fs_file file {ctf_fs_trace->logger}; /* Create full path string. */ - g_string_append_printf(file->path, "%s" G_DIR_SEPARATOR_S "%s", ctf_fs_trace->path->str, - basename); - if (!g_file_test(file->path->str, G_FILE_TEST_IS_REGULAR)) { - BT_COMP_LOGI("Ignoring non-regular file `%s`", file->path->str); - ctf_fs_file_destroy(file); - file = NULL; + file.path = fmt::format("{}" G_DIR_SEPARATOR_S "{}", ctf_fs_trace->path, basename); + + if (!g_file_test(file.path.c_str(), G_FILE_TEST_IS_REGULAR)) { + BT_CPPLOGI_SPEC(ctf_fs_trace->logger, "Ignoring non-regular file `{}`", file.path); continue; } - ret = ctf_fs_file_open(file, "rb"); + int ret = ctf_fs_file_open(&file, "rb"); if (ret) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( - self_comp, self_comp_class, "Cannot open stream file `%s`", file->path->str); - goto error; + BT_CPPLOGE_APPEND_CAUSE_SPEC(ctf_fs_trace->logger, "Cannot open stream file `{}`", + file.path); + return ret; } - if (file->size == 0) { + if (file.size == 0) { /* Skip empty stream. */ - BT_COMP_LOGI("Ignoring empty file `%s`", file->path->str); - ctf_fs_file_destroy(file); + BT_CPPLOGI_SPEC(ctf_fs_trace->logger, "Ignoring empty file `{}`", file.path); continue; } - ret = add_ds_file_to_ds_file_group(ctf_fs_trace, file->path->str); + ret = add_ds_file_to_ds_file_group(ctf_fs_trace, file.path.c_str()); if (ret) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( - self_comp, self_comp_class, "Cannot add stream file `%s` to stream file group", - file->path->str); - ctf_fs_file_destroy(file); - goto error; + BT_CPPLOGE_APPEND_CAUSE_SPEC(ctf_fs_trace->logger, + "Cannot add stream file `{}` to stream file group", + file.path); + return ret; } - - ctf_fs_file_destroy(file); } - goto end; - -error: - ret = -1; - -end: - if (dir) { - g_dir_close(dir); - dir = NULL; - } - - if (error) { - g_error_free(error); - } - - return ret; + return 0; } -static int set_trace_name(bt_trace *trace, const char *name_suffix, bt_logging_level log_level, - bt_self_component *self_comp) +static void set_trace_name(const bt2::Trace trace, const char *name_suffix) { - int ret = 0; - const bt_value *val; - GString *name; - - name = g_string_new(NULL); - if (!name) { - BT_COMP_LOGE_STR("Failed to allocate a GString."); - ret = -1; - goto end; - } + std::string name; /* * Check if we have a trace environment string value named `hostname`. * If so, use it as the trace name's prefix. */ - val = bt_trace_borrow_environment_entry_value_by_name_const(trace, "hostname"); - if (val && bt_value_is_string(val)) { - g_string_append(name, bt_value_string_get(val)); + const auto val = trace.environmentEntry("hostname"); + if (val && val->isString()) { + name += val->asString().value(); if (name_suffix) { - g_string_append_c(name, G_DIR_SEPARATOR); + name += G_DIR_SEPARATOR; } } if (name_suffix) { - g_string_append(name, name_suffix); - } - - ret = bt_trace_set_name(trace, name->str); - if (ret) { - goto end; - } - - goto end; - -end: - if (name) { - g_string_free(name, TRUE); + name += name_suffix; } - return ret; + trace.name(name); } -static struct ctf_fs_trace *ctf_fs_trace_create(bt_self_component *self_comp, - bt_self_component_class *self_comp_class, - const char *path, const char *name, - struct ctf_fs_metadata_config *metadata_config, - bt_logging_level log_level) +static ctf_fs_trace::UP ctf_fs_trace_create(const char *path, const char *name, + const ctf::src::ClkClsCfg& clkClsCfg, + bt_self_component *selfComp, + const bt2c::Logger& parentLogger) { - struct ctf_fs_trace *ctf_fs_trace; - int ret; - - /* Only one of them must be set. */ - BT_ASSERT(!self_comp != !self_comp_class); - - ctf_fs_trace = g_new0(struct ctf_fs_trace, 1); - if (!ctf_fs_trace) { - goto end; - } - - ctf_fs_trace->log_level = log_level; - ctf_fs_trace->self_comp = self_comp; - ctf_fs_trace->self_comp_class = self_comp_class; - ctf_fs_trace->path = g_string_new(path); - if (!ctf_fs_trace->path) { - goto error; - } - - ctf_fs_trace->metadata = g_new0(struct ctf_fs_metadata, 1); - if (!ctf_fs_trace->metadata) { - goto error; - } - - ctf_fs_metadata_init(ctf_fs_trace->metadata); - ctf_fs_trace->ds_file_groups = - g_ptr_array_new_with_free_func((GDestroyNotify) ctf_fs_ds_file_group_destroy); - if (!ctf_fs_trace->ds_file_groups) { - goto error; - } + ctf_fs_trace::UP ctf_fs_trace = bt2s::make_unique(parentLogger); + ctf_fs_trace->path = path; + ctf_fs_trace->metadata = bt2s::make_unique(); - ret = ctf_fs_metadata_set_trace_class(self_comp, ctf_fs_trace, metadata_config); + int ret = ctf_fs_metadata_set_trace_class(selfComp, ctf_fs_trace.get(), clkClsCfg); if (ret) { - goto error; + return nullptr; } if (ctf_fs_trace->metadata->trace_class) { - ctf_fs_trace->trace = bt_trace_create(ctf_fs_trace->metadata->trace_class); - if (!ctf_fs_trace->trace) { - goto error; + bt_trace *trace = bt_trace_create(ctf_fs_trace->metadata->trace_class->libObjPtr()); + if (!trace) { + return nullptr; } + + ctf_fs_trace->trace = bt2::Trace::Shared::createWithoutRef(trace); } if (ctf_fs_trace->trace) { - ret = ctf_trace_class_configure_ir_trace(ctf_fs_trace->metadata->tc, ctf_fs_trace->trace); - if (ret) { - goto error; - } + ctf_trace_class_configure_ir_trace(ctf_fs_trace->metadata->tc, *ctf_fs_trace->trace); - ret = set_trace_name(ctf_fs_trace->trace, name, log_level, self_comp); - if (ret) { - goto error; - } + set_trace_name(*ctf_fs_trace->trace, name); } - ret = create_ds_file_groups(ctf_fs_trace); + ret = create_ds_file_groups(ctf_fs_trace.get()); if (ret) { - goto error; + return nullptr; } - goto end; - -error: - ctf_fs_trace_destroy(ctf_fs_trace); - ctf_fs_trace = NULL; - -end: return ctf_fs_trace; } static int path_is_ctf_trace(const char *path) { - GString *metadata_path = g_string_new(NULL); - int ret = 0; - - if (!metadata_path) { - ret = -1; - goto end; - } - - g_string_printf(metadata_path, "%s" G_DIR_SEPARATOR_S "%s", path, CTF_FS_METADATA_FILENAME); - - if (g_file_test(metadata_path->str, G_FILE_TEST_IS_REGULAR)) { - ret = 1; - goto end; - } - -end: - g_string_free(metadata_path, TRUE); - return ret; + return g_file_test(fmt::format("{}" G_DIR_SEPARATOR_S CTF_FS_METADATA_FILENAME, path).c_str(), + G_FILE_TEST_IS_REGULAR); } /* Helper for ctf_fs_component_create_ctf_fs_trace, to handle a single path. */ static int ctf_fs_component_create_ctf_fs_trace_one_path(struct ctf_fs_component *ctf_fs, const char *path_param, - const char *trace_name, GPtrArray *traces, - bt_self_component *self_comp, - bt_self_component_class *self_comp_class) + const char *trace_name, + std::vector& traces, + bt_self_component *selfComp) { - struct ctf_fs_trace *ctf_fs_trace; - int ret; - GString *norm_path; - bt_logging_level log_level = ctf_fs->log_level; - - norm_path = bt_common_normalize_path(path_param, NULL); + bt2c::GStringUP norm_path {bt_common_normalize_path(path_param, NULL)}; if (!norm_path) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, - "Failed to normalize path: `%s`.", path_param); - goto error; + BT_CPPLOGE_APPEND_CAUSE_SPEC(ctf_fs->logger, "Failed to normalize path: `{}`.", path_param); + return -1; } - ret = path_is_ctf_trace(norm_path->str); + int ret = path_is_ctf_trace(norm_path->str); if (ret < 0) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, - "Failed to check if path is a CTF trace: path=%s", - norm_path->str); - goto error; + BT_CPPLOGE_APPEND_CAUSE_SPEC( + ctf_fs->logger, "Failed to check if path is a CTF trace: path={}", norm_path->str); + return ret; } else if (ret == 0) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( - self_comp, self_comp_class, - "Path is not a CTF trace (does not contain a metadata file): `%s`.", norm_path->str); - goto error; + BT_CPPLOGE_APPEND_CAUSE_SPEC( + ctf_fs->logger, "Path is not a CTF trace (does not contain a metadata file): `{}`.", + norm_path->str); + return -1; } // FIXME: Remove or ifdef for __MINGW32__ if (strcmp(norm_path->str, "/") == 0) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, - "Opening a trace in `/` is not supported."); - ret = -1; - goto end; + BT_CPPLOGE_APPEND_CAUSE_SPEC(ctf_fs->logger, "Opening a trace in `/` is not supported."); + return -1; } - ctf_fs_trace = ctf_fs_trace_create(self_comp, self_comp_class, norm_path->str, trace_name, - &ctf_fs->metadata_config, log_level); + ctf_fs_trace::UP ctf_fs_trace = ctf_fs_trace_create( + norm_path->str, trace_name, ctf_fs->clkClsCfg, selfComp, ctf_fs->logger); if (!ctf_fs_trace) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, - "Cannot create trace for `%s`.", norm_path->str); - goto error; + BT_CPPLOGE_APPEND_CAUSE_SPEC(ctf_fs->logger, "Cannot create trace for `{}`.", + norm_path->str); + return -1; } - g_ptr_array_add(traces, ctf_fs_trace); - ctf_fs_trace = NULL; - - ret = 0; - goto end; + traces.emplace_back(std::move(ctf_fs_trace)); -error: - ret = -1; - -end: - if (norm_path) { - g_string_free(norm_path, TRUE); - } - - return ret; + return 0; } /* @@ -1163,9 +692,8 @@ end: static unsigned int metadata_count_stream_and_event_classes(struct ctf_fs_trace *trace) { unsigned int num = trace->metadata->tc->stream_classes->len; - guint i; - for (i = 0; i < trace->metadata->tc->stream_classes->len; i++) { + for (guint i = 0; i < trace->metadata->tc->stream_classes->len; i++) { struct ctf_stream_class *sc = (struct ctf_stream_class *) trace->metadata->tc->stream_classes->pdata[i]; num += sc->event_classes->len; @@ -1180,52 +708,38 @@ static unsigned int metadata_count_stream_and_event_classes(struct ctf_fs_trace */ static void merge_ctf_fs_ds_file_groups(struct ctf_fs_ds_file_group *dest, - struct ctf_fs_ds_file_group *src) + ctf_fs_ds_file_group::UP src) { - guint i; - - for (i = 0; i < src->ds_file_infos->len; i++) { - struct ctf_fs_ds_file_info *ds_file_info = - (struct ctf_fs_ds_file_info *) g_ptr_array_index(src->ds_file_infos, i); - - /* Ownership of the ds_file_info is transferred to dest. */ - g_ptr_array_index(src->ds_file_infos, i) = NULL; - - ds_file_group_insert_ds_file_info_sorted(dest, ds_file_info); + for (auto& ds_file_info : src->ds_file_infos) { + dest->insert_ds_file_info_sorted(std::move(ds_file_info)); } /* Merge both indexes. */ merge_ctf_fs_ds_indexes(dest->index, src->index); } + /* Merge src_trace's data stream file groups into dest_trace's. */ static int merge_matching_ctf_fs_ds_file_groups(struct ctf_fs_trace *dest_trace, - struct ctf_fs_trace *src_trace) + ctf_fs_trace::UP src_trace) { - GPtrArray *dest = dest_trace->ds_file_groups; - GPtrArray *src = src_trace->ds_file_groups; - guint s_i; - int ret = 0; + std::vector& dest = dest_trace->ds_file_groups; + std::vector& src = src_trace->ds_file_groups; /* * Save the initial length of dest: we only want to check against the * original elements in the inner loop. */ - const guint dest_len = dest->len; + size_t dest_len = dest.size(); - for (s_i = 0; s_i < src->len; s_i++) { - struct ctf_fs_ds_file_group *src_group = - (struct ctf_fs_ds_file_group *) g_ptr_array_index(src, s_i); + for (auto& src_group : src) { struct ctf_fs_ds_file_group *dest_group = NULL; /* A stream instance without ID can't match a stream in the other trace. */ if (src_group->stream_id != -1) { - guint d_i; - /* Let's search for a matching ds_file_group in the destination. */ - for (d_i = 0; d_i < dest_len; d_i++) { - struct ctf_fs_ds_file_group *candidate_dest = - (struct ctf_fs_ds_file_group *) g_ptr_array_index(dest, d_i); + for (size_t d_i = 0; d_i < dest_len; ++d_i) { + ctf_fs_ds_file_group *candidate_dest = dest[d_i].get(); /* Can't match a stream instance without ID. */ if (candidate_dest->stream_id == -1) { @@ -1255,36 +769,20 @@ static int merge_matching_ctf_fs_ds_file_groups(struct ctf_fs_trace *dest_trace, * trace chunk. */ if (!dest_group) { - struct ctf_stream_class *sc; - struct ctf_fs_ds_index *index; - - sc = ctf_trace_class_borrow_stream_class_by_id(dest_trace->metadata->tc, - src_group->sc->id); + ctf_stream_class *sc = ctf_trace_class_borrow_stream_class_by_id( + dest_trace->metadata->tc, src_group->sc->id); BT_ASSERT(sc); - index = ctf_fs_ds_index_create(dest_trace->log_level, dest_trace->self_comp); - if (!index) { - ret = -1; - goto end; - } - - dest_group = ctf_fs_ds_file_group_create(dest_trace, sc, src_group->stream_id, index); - /* Ownership of index is transferred. */ - index = NULL; - if (!dest_group) { - ret = -1; - goto end; - } - - g_ptr_array_add(dest_trace->ds_file_groups, dest_group); + dest_trace->ds_file_groups.emplace_back(bt2s::make_unique( + dest_trace, sc, src_group->stream_id, ctf_fs_ds_index {})); + dest_group = dest_trace->ds_file_groups.back().get(); } BT_ASSERT(dest_group); - merge_ctf_fs_ds_file_groups(dest_group, src_group); + merge_ctf_fs_ds_file_groups(dest_group, std::move(src_group)); } -end: - return ret; + return 0; } /* @@ -1292,32 +790,23 @@ end: * one. * * The trace with the most expansive metadata is chosen and all other traces - * are merged into that one. The array slots of all the traces that get merged - * in the chosen one are set to NULL, so only the slot of the chosen trace - * remains non-NULL. + * are merged into that one. On return, the elements of `traces` are nullptr + * and the merged trace is placed in `out_trace`. */ -static int merge_ctf_fs_traces(struct ctf_fs_trace **traces, unsigned int num_traces, - struct ctf_fs_trace **out_trace) +static int merge_ctf_fs_traces(std::vector traces, ctf_fs_trace::UP& out_trace) { - unsigned int winner_count; - struct ctf_fs_trace *winner; - guint i, winner_i; - int ret = 0; - - BT_ASSERT(num_traces >= 2); + BT_ASSERT(traces.size() >= 2); - winner_count = metadata_count_stream_and_event_classes(traces[0]); - winner = traces[0]; - winner_i = 0; + unsigned int winner_count = metadata_count_stream_and_event_classes(traces[0].get()); + ctf_fs_trace *winner = traces[0].get(); + guint winner_i = 0; /* Find the trace with the largest metadata. */ - for (i = 1; i < num_traces; i++) { - struct ctf_fs_trace *candidate; + for (guint i = 1; i < traces.size(); i++) { + ctf_fs_trace *candidate = traces[i].get(); unsigned int candidate_count; - candidate = traces[i]; - /* A bit of sanity check. */ BT_ASSERT(bt_uuid_compare(winner->metadata->tc->uuid, candidate->metadata->tc->uuid) == 0); @@ -1331,29 +820,25 @@ static int merge_ctf_fs_traces(struct ctf_fs_trace **traces, unsigned int num_tr } /* Merge all the other traces in the winning trace. */ - for (i = 0; i < num_traces; i++) { - struct ctf_fs_trace *trace = traces[i]; - + for (ctf_fs_trace::UP& trace : traces) { /* Don't merge the winner into itself. */ - if (trace == winner) { + if (trace.get() == winner) { continue; } /* Merge trace's data stream file groups into winner's. */ - ret = merge_matching_ctf_fs_ds_file_groups(winner, trace); + int ret = merge_matching_ctf_fs_ds_file_groups(winner, std::move(trace)); if (ret) { - goto end; + return ret; } } /* * Move the winner out of the array, into `*out_trace`. */ - *out_trace = winner; - traces[winner_i] = NULL; + out_trace = std::move(traces[winner_i]); -end: - return ret; + return 0; } enum target_event @@ -1364,52 +849,45 @@ enum target_event static int decode_clock_snapshot_after_event(struct ctf_fs_trace *ctf_fs_trace, struct ctf_clock_class *default_cc, - struct ctf_fs_ds_index_entry *index_entry, + const ctf_fs_ds_index_entry& index_entry, enum target_event target_event, uint64_t *cs, int64_t *ts_ns) { - enum ctf_msg_iter_status iter_status = CTF_MSG_ITER_STATUS_OK; - struct ctf_fs_ds_file *ds_file = NULL; - struct ctf_msg_iter *msg_iter = NULL; - bt_logging_level log_level = ctf_fs_trace->log_level; - bt_self_component *self_comp = ctf_fs_trace->self_comp; - int ret = 0; - BT_ASSERT(ctf_fs_trace); - BT_ASSERT(index_entry); - BT_ASSERT(index_entry->path); + BT_ASSERT(index_entry.path); - ds_file = ctf_fs_ds_file_create(ctf_fs_trace, NULL, NULL, index_entry->path, log_level); + const auto ds_file = ctf_fs_ds_file_create(ctf_fs_trace, bt2::Stream::Shared {}, + index_entry.path, ctf_fs_trace->logger); if (!ds_file) { - BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Failed to create a ctf_fs_ds_file"); - ret = -1; - goto end; + BT_CPPLOGE_APPEND_CAUSE_SPEC(ctf_fs_trace->logger, "Failed to create a ctf_fs_ds_file"); + return -1; } BT_ASSERT(ctf_fs_trace->metadata); BT_ASSERT(ctf_fs_trace->metadata->tc); - msg_iter = - ctf_msg_iter_create(ctf_fs_trace->metadata->tc, bt_common_get_page_size(log_level) * 8, - ctf_fs_ds_file_medops, ds_file, log_level, self_comp, NULL); + ctf_msg_iter_up msg_iter = ctf_msg_iter_create( + ctf_fs_trace->metadata->tc, + bt_common_get_page_size(static_cast(ctf_fs_trace->logger.level())) * 8, + + ctf_fs_ds_file_medops, ds_file.get(), NULL, ctf_fs_trace->logger); if (!msg_iter) { /* ctf_msg_iter_create() logs errors. */ - ret = -1; - goto end; + return -1; } /* * Turn on dry run mode to prevent the creation and usage of Babeltrace * library objects (bt_field, bt_message_*, etc.). */ - ctf_msg_iter_set_dry_run(msg_iter, true); + ctf_msg_iter_set_dry_run(msg_iter.get(), true); /* Seek to the beginning of the target packet. */ - iter_status = ctf_msg_iter_seek(msg_iter, index_entry->offset); + enum ctf_msg_iter_status iter_status = + ctf_msg_iter_seek(msg_iter.get(), index_entry.offset.bytes()); if (iter_status) { /* ctf_msg_iter_seek() logs errors. */ - ret = -1; - goto end; + return -1; } switch (target_event) { @@ -1419,42 +897,34 @@ static int decode_clock_snapshot_after_event(struct ctf_fs_trace *ctf_fs_trace, * the first event. To extract the first event's clock * snapshot. */ - iter_status = ctf_msg_iter_curr_packet_first_event_clock_snapshot(msg_iter, cs); + iter_status = ctf_msg_iter_curr_packet_first_event_clock_snapshot(msg_iter.get(), cs); break; case LAST_EVENT: /* Decode the packet to extract the last event's clock snapshot. */ - iter_status = ctf_msg_iter_curr_packet_last_event_clock_snapshot(msg_iter, cs); + iter_status = ctf_msg_iter_curr_packet_last_event_clock_snapshot(msg_iter.get(), cs); break; default: bt_common_abort(); } if (iter_status) { - ret = -1; - goto end; + return -1; } /* Convert clock snapshot to timestamp. */ - ret = bt_util_clock_cycles_to_ns_from_origin( + int ret = bt_util_clock_cycles_to_ns_from_origin( *cs, default_cc->frequency, default_cc->offset_seconds, default_cc->offset_cycles, ts_ns); if (ret) { - BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Failed to convert clock snapshot to timestamp"); - goto end; - } - -end: - if (ds_file) { - ctf_fs_ds_file_destroy(ds_file); - } - if (msg_iter) { - ctf_msg_iter_destroy(msg_iter); + BT_CPPLOGE_APPEND_CAUSE_SPEC(ctf_fs_trace->logger, + "Failed to convert clock snapshot to timestamp"); + return ret; } - return ret; + return 0; } static int decode_packet_first_event_timestamp(struct ctf_fs_trace *ctf_fs_trace, struct ctf_clock_class *default_cc, - struct ctf_fs_ds_index_entry *index_entry, + const ctf_fs_ds_index_entry& index_entry, uint64_t *cs, int64_t *ts_ns) { return decode_clock_snapshot_after_event(ctf_fs_trace, default_cc, index_entry, FIRST_EVENT, cs, @@ -1463,7 +933,7 @@ static int decode_packet_first_event_timestamp(struct ctf_fs_trace *ctf_fs_trace static int decode_packet_last_event_timestamp(struct ctf_fs_trace *ctf_fs_trace, struct ctf_clock_class *default_cc, - struct ctf_fs_ds_index_entry *index_entry, + const ctf_fs_ds_index_entry& index_entry, uint64_t *cs, int64_t *ts_ns) { return decode_clock_snapshot_after_event(ctf_fs_trace, default_cc, index_entry, LAST_EVENT, cs, @@ -1490,73 +960,52 @@ static int decode_packet_last_event_timestamp(struct ctf_fs_trace *ctf_fs_trace, */ static int fix_index_lttng_event_after_packet_bug(struct ctf_fs_trace *trace) { - int ret = 0; - guint ds_file_group_i; - GPtrArray *ds_file_groups = trace->ds_file_groups; - bt_logging_level log_level = trace->log_level; - - for (ds_file_group_i = 0; ds_file_group_i < ds_file_groups->len; ds_file_group_i++) { - guint entry_i; - struct ctf_clock_class *default_cc; - struct ctf_fs_ds_index_entry *last_entry; - struct ctf_fs_ds_index *index; - - struct ctf_fs_ds_file_group *ds_file_group = - (struct ctf_fs_ds_file_group *) g_ptr_array_index(ds_file_groups, ds_file_group_i); - + for (const auto& ds_file_group : trace->ds_file_groups) { BT_ASSERT(ds_file_group); - index = ds_file_group->index; + auto& index = ds_file_group->index; - BT_ASSERT(index); - BT_ASSERT(index->entries); - BT_ASSERT(index->entries->len > 0); + BT_ASSERT(!index.entries.empty()); /* * Iterate over all entries but the last one. The last one is * fixed differently after. */ - for (entry_i = 0; entry_i < index->entries->len - 1; entry_i++) { - struct ctf_fs_ds_index_entry *curr_entry, *next_entry; - - curr_entry = (ctf_fs_ds_index_entry *) g_ptr_array_index(index->entries, entry_i); - next_entry = (ctf_fs_ds_index_entry *) g_ptr_array_index(index->entries, entry_i + 1); + for (size_t entry_i = 0; entry_i < index.entries.size() - 1; ++entry_i) { + auto& curr_entry = index.entries[entry_i]; + const auto& next_entry = index.entries[entry_i + 1]; /* * 1. Set the current index entry `end` timestamp to * the next index entry `begin` timestamp. */ - curr_entry->timestamp_end = next_entry->timestamp_begin; - curr_entry->timestamp_end_ns = next_entry->timestamp_begin_ns; + curr_entry.timestamp_end = next_entry.timestamp_begin; + curr_entry.timestamp_end_ns = next_entry.timestamp_begin_ns; } /* * 2. Fix the last entry by decoding the last event of the last * packet. */ - last_entry = - (ctf_fs_ds_index_entry *) g_ptr_array_index(index->entries, index->entries->len - 1); - BT_ASSERT(last_entry); + auto& last_entry = index.entries.back(); BT_ASSERT(ds_file_group->sc->default_clock_class); - default_cc = ds_file_group->sc->default_clock_class; + ctf_clock_class *default_cc = ds_file_group->sc->default_clock_class; /* * Decode packet to read the timestamp of the last event of the * entry. */ - ret = decode_packet_last_event_timestamp(trace, default_cc, last_entry, - &last_entry->timestamp_end, - &last_entry->timestamp_end_ns); + int ret = decode_packet_last_event_timestamp( + trace, default_cc, last_entry, &last_entry.timestamp_end, &last_entry.timestamp_end_ns); if (ret) { - BT_COMP_LOGE_APPEND_CAUSE( - trace->self_comp, + BT_CPPLOGE_APPEND_CAUSE_SPEC( + trace->logger, "Failed to decode stream's last packet to get its last event's clock snapshot."); - goto end; + return ret; } } -end: - return ret; + return 0; } /* @@ -1575,58 +1024,44 @@ end: */ static int fix_index_barectf_event_before_packet_bug(struct ctf_fs_trace *trace) { - int ret = 0; - guint ds_file_group_i; - GPtrArray *ds_file_groups = trace->ds_file_groups; - bt_logging_level log_level = trace->log_level; - - for (ds_file_group_i = 0; ds_file_group_i < ds_file_groups->len; ds_file_group_i++) { - guint entry_i; - struct ctf_clock_class *default_cc; - ctf_fs_ds_file_group *ds_file_group = - (ctf_fs_ds_file_group *) g_ptr_array_index(ds_file_groups, ds_file_group_i); + for (const auto& ds_file_group : trace->ds_file_groups) { + auto& index = ds_file_group->index; - struct ctf_fs_ds_index *index = ds_file_group->index; - - BT_ASSERT(index); - BT_ASSERT(index->entries); - BT_ASSERT(index->entries->len > 0); + BT_ASSERT(!index.entries.empty()); BT_ASSERT(ds_file_group->sc->default_clock_class); - default_cc = ds_file_group->sc->default_clock_class; + ctf_clock_class *default_cc = ds_file_group->sc->default_clock_class; /* * 1. Iterate over the index, starting from the second entry * (index = 1). */ - for (entry_i = 1; entry_i < index->entries->len; entry_i++) { - ctf_fs_ds_index_entry *prev_entry = - (ctf_fs_ds_index_entry *) g_ptr_array_index(index->entries, entry_i - 1); - ctf_fs_ds_index_entry *curr_entry = - (ctf_fs_ds_index_entry *) g_ptr_array_index(index->entries, entry_i); + for (size_t entry_i = 1; entry_i < index.entries.size(); ++entry_i) { + auto& prev_entry = index.entries[entry_i - 1]; + auto& curr_entry = index.entries[entry_i]; /* * 2. Set the current entry `begin` timestamp to the * timestamp of the first event of the current packet. */ - ret = decode_packet_first_event_timestamp(trace, default_cc, curr_entry, - &curr_entry->timestamp_begin, - &curr_entry->timestamp_begin_ns); + int ret = decode_packet_first_event_timestamp(trace, default_cc, curr_entry, + &curr_entry.timestamp_begin, + &curr_entry.timestamp_begin_ns); if (ret) { - BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, - "Failed to decode first event's clock snapshot"); - goto end; + BT_CPPLOGE_APPEND_CAUSE_SPEC(trace->logger, + "Failed to decode first event's clock snapshot"); + return ret; } /* * 3. Set the previous entry `end` timestamp to the * timestamp of the first event of the current packet. */ - prev_entry->timestamp_end = curr_entry->timestamp_begin; - prev_entry->timestamp_end_ns = curr_entry->timestamp_begin_ns; + prev_entry.timestamp_end = curr_entry.timestamp_begin; + prev_entry.timestamp_end_ns = curr_entry.timestamp_begin_ns; } } -end: - return ret; + + return 0; } /* @@ -1648,69 +1083,52 @@ end: */ static int fix_index_lttng_crash_quirk(struct ctf_fs_trace *trace) { - int ret = 0; - guint ds_file_group_idx; - GPtrArray *ds_file_groups = trace->ds_file_groups; - bt_logging_level log_level = trace->log_level; - - for (ds_file_group_idx = 0; ds_file_group_idx < ds_file_groups->len; ds_file_group_idx++) { - guint entry_idx; + for (const auto& ds_file_group : trace->ds_file_groups) { struct ctf_clock_class *default_cc; - struct ctf_fs_ds_index *index; - - ctf_fs_ds_file_group *ds_file_group = - (ctf_fs_ds_file_group *) g_ptr_array_index(ds_file_groups, ds_file_group_idx); BT_ASSERT(ds_file_group); - index = ds_file_group->index; + auto& index = ds_file_group->index; BT_ASSERT(ds_file_group->sc->default_clock_class); default_cc = ds_file_group->sc->default_clock_class; - BT_ASSERT(index); - BT_ASSERT(index->entries); - BT_ASSERT(index->entries->len > 0); + BT_ASSERT(!index.entries.empty()); - ctf_fs_ds_index_entry *last_entry = - (ctf_fs_ds_index_entry *) g_ptr_array_index(index->entries, index->entries->len - 1); - BT_ASSERT(last_entry); + auto& last_entry = index.entries.back(); /* 1. Fix the last entry first. */ - if (last_entry->timestamp_end == 0 && last_entry->timestamp_begin != 0) { + if (last_entry.timestamp_end == 0 && last_entry.timestamp_begin != 0) { /* * Decode packet to read the timestamp of the * last event of the stream file. */ - ret = decode_packet_last_event_timestamp(trace, default_cc, last_entry, - &last_entry->timestamp_end, - &last_entry->timestamp_end_ns); + int ret = decode_packet_last_event_timestamp(trace, default_cc, last_entry, + &last_entry.timestamp_end, + &last_entry.timestamp_end_ns); if (ret) { - BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, - "Failed to decode last event's clock snapshot"); - goto end; + BT_CPPLOGE_APPEND_CAUSE_SPEC(trace->logger, + "Failed to decode last event's clock snapshot"); + return ret; } } /* Iterate over all entries but the last one. */ - for (entry_idx = 0; entry_idx < index->entries->len - 1; entry_idx++) { - ctf_fs_ds_index_entry *curr_entry = - (ctf_fs_ds_index_entry *) g_ptr_array_index(index->entries, entry_idx); - ctf_fs_ds_index_entry *next_entry = - (ctf_fs_ds_index_entry *) g_ptr_array_index(index->entries, entry_idx + 1); + for (size_t entry_idx = 0; entry_idx < index.entries.size() - 1; ++entry_idx) { + auto& curr_entry = index.entries[entry_idx]; + const auto& next_entry = index.entries[entry_idx + 1]; - if (curr_entry->timestamp_end == 0 && curr_entry->timestamp_begin != 0) { + if (curr_entry.timestamp_end == 0 && curr_entry.timestamp_begin != 0) { /* * 2. Set the current index entry `end` timestamp to * the next index entry `begin` timestamp. */ - curr_entry->timestamp_end = next_entry->timestamp_begin; - curr_entry->timestamp_end_ns = next_entry->timestamp_begin_ns; + curr_entry.timestamp_end = next_entry.timestamp_begin; + curr_entry.timestamp_end_ns = next_entry.timestamp_begin_ns; } } } -end: - return ret; + return 0; } /* @@ -1720,9 +1138,6 @@ end: */ static int extract_tracer_info(struct ctf_fs_trace *trace, struct tracer_info *current_tracer_info) { - int ret = 0; - struct ctf_trace_class_env_entry *entry; - /* Clear the current_tracer_info struct */ memset(current_tracer_info, 0, sizeof(*current_tracer_info)); @@ -1731,9 +1146,10 @@ static int extract_tracer_info(struct ctf_fs_trace *trace, struct tracer_info *c * major version are needed. If one of these is missing, consider it an * extraction failure. */ - entry = ctf_trace_class_borrow_env_entry_by_name(trace->metadata->tc, "tracer_name"); + ctf_trace_class_env_entry *entry = + ctf_trace_class_borrow_env_entry_by_name(trace->metadata->tc, "tracer_name"); if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR) { - goto missing_bare_minimum; + return -1; } /* Set tracer name. */ @@ -1741,7 +1157,7 @@ static int extract_tracer_info(struct ctf_fs_trace *trace, struct tracer_info *c entry = ctf_trace_class_borrow_env_entry_by_name(trace->metadata->tc, "tracer_major"); if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { - goto missing_bare_minimum; + return -1; } /* Set major version number. */ @@ -1749,7 +1165,7 @@ static int extract_tracer_info(struct ctf_fs_trace *trace, struct tracer_info *c entry = ctf_trace_class_borrow_env_entry_by_name(trace->metadata->tc, "tracer_minor"); if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { - goto end; + return 0; } /* Set minor version number. */ @@ -1766,18 +1182,13 @@ static int extract_tracer_info(struct ctf_fs_trace *trace, struct tracer_info *c } if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { - goto end; + return 0; } /* Set patch version number. */ current_tracer_info->patch = entry->value.i; - goto end; - -missing_bare_minimum: - ret = -1; -end: - return ret; + return 0; } static bool is_tracer_affected_by_lttng_event_after_packet_bug(struct tracer_info *curr_tracer_info) @@ -1858,15 +1269,11 @@ static bool is_tracer_affected_by_lttng_crash_quirk(struct tracer_info *curr_tra * Looks for trace produced by known buggy tracers and fix up the index * produced earlier. */ -static int fix_packet_index_tracer_bugs(struct ctf_fs_component *ctf_fs, - bt_self_component *self_comp, - bt_self_component_class *self_comp_class) +static int fix_packet_index_tracer_bugs(ctf_fs_trace *trace) { - int ret = 0; struct tracer_info current_tracer_info; - bt_logging_level log_level = ctf_fs->log_level; - ret = extract_tracer_info(ctf_fs->trace, ¤t_tracer_info); + int ret = extract_tracer_info(trace, ¤t_tracer_info); if (ret) { /* * A trace may not have all the necessary environment @@ -1875,156 +1282,111 @@ static int fix_packet_index_tracer_bugs(struct ctf_fs_component *ctf_fs, * are needed. Failing to extract these entries is not * an error. */ - ret = 0; - BT_LOGI_STR("Cannot extract tracer information necessary to compare with buggy versions."); - goto end; - ; + BT_CPPLOGI_STR_SPEC( + trace->logger, + "Cannot extract tracer information necessary to compare with buggy versions."); + return 0; } /* Check if the trace may be affected by old tracer bugs. */ if (is_tracer_affected_by_lttng_event_after_packet_bug(¤t_tracer_info)) { - BT_LOGI_STR("Trace may be affected by LTTng tracer packet timestamp bug. Fixing up."); - ret = fix_index_lttng_event_after_packet_bug(ctf_fs->trace); + BT_CPPLOGI_STR_SPEC( + trace->logger, + "Trace may be affected by LTTng tracer packet timestamp bug. Fixing up."); + ret = fix_index_lttng_event_after_packet_bug(trace); if (ret) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, - "Failed to fix LTTng event-after-packet bug."); - goto end; + BT_CPPLOGE_APPEND_CAUSE_SPEC(trace->logger, + "Failed to fix LTTng event-after-packet bug."); + return ret; } - ctf_fs->trace->metadata->tc->quirks.lttng_event_after_packet = true; + trace->metadata->tc->quirks.lttng_event_after_packet = true; } if (is_tracer_affected_by_barectf_event_before_packet_bug(¤t_tracer_info)) { - BT_LOGI_STR("Trace may be affected by barectf tracer packet timestamp bug. Fixing up."); - ret = fix_index_barectf_event_before_packet_bug(ctf_fs->trace); + BT_CPPLOGI_STR_SPEC( + trace->logger, + "Trace may be affected by barectf tracer packet timestamp bug. Fixing up."); + ret = fix_index_barectf_event_before_packet_bug(trace); if (ret) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( - self_comp, self_comp_class, "Failed to fix barectf event-before-packet bug."); - goto end; + BT_CPPLOGE_APPEND_CAUSE_SPEC(trace->logger, + "Failed to fix barectf event-before-packet bug."); + return ret; } - ctf_fs->trace->metadata->tc->quirks.barectf_event_before_packet = true; + trace->metadata->tc->quirks.barectf_event_before_packet = true; } if (is_tracer_affected_by_lttng_crash_quirk(¤t_tracer_info)) { - ret = fix_index_lttng_crash_quirk(ctf_fs->trace); + ret = fix_index_lttng_crash_quirk(trace); if (ret) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, - "Failed to fix lttng-crash timestamp quirks."); - goto end; + BT_CPPLOGE_APPEND_CAUSE_SPEC(trace->logger, + "Failed to fix lttng-crash timestamp quirks."); + return ret; } - ctf_fs->trace->metadata->tc->quirks.lttng_crash = true; + trace->metadata->tc->quirks.lttng_crash = true; } -end: - return ret; + return 0; } -static gint compare_ds_file_groups_by_first_path(gconstpointer a, gconstpointer b) +static bool compare_ds_file_groups_by_first_path(const ctf_fs_ds_file_group::UP& ds_file_group_a, + const ctf_fs_ds_file_group::UP& ds_file_group_b) { - ctf_fs_ds_file_group * const *ds_file_group_a = (ctf_fs_ds_file_group **) a; - ctf_fs_ds_file_group * const *ds_file_group_b = (ctf_fs_ds_file_group **) b; + BT_ASSERT(!ds_file_group_a->ds_file_infos.empty()); + BT_ASSERT(!ds_file_group_b->ds_file_infos.empty()); - BT_ASSERT((*ds_file_group_a)->ds_file_infos->len > 0); - BT_ASSERT((*ds_file_group_b)->ds_file_infos->len > 0); + const auto& first_ds_file_info_a = *ds_file_group_a->ds_file_infos[0]; + const auto& first_ds_file_info_b = *ds_file_group_b->ds_file_infos[0]; - const ctf_fs_ds_file_info *first_ds_file_info_a = - (const ctf_fs_ds_file_info *) (*ds_file_group_a)->ds_file_infos->pdata[0]; - const ctf_fs_ds_file_info *first_ds_file_info_b = - (const ctf_fs_ds_file_info *) (*ds_file_group_b)->ds_file_infos->pdata[0]; - - return strcmp(first_ds_file_info_a->path->str, first_ds_file_info_b->path->str); -} - -static gint compare_strings(gconstpointer p_a, gconstpointer p_b) -{ - const char *a = *((const char **) p_a); - const char *b = *((const char **) p_b); - - return strcmp(a, b); + return first_ds_file_info_a.path < first_ds_file_info_b.path; } int ctf_fs_component_create_ctf_fs_trace(struct ctf_fs_component *ctf_fs, - const bt_value *paths_value, - const bt_value *trace_name_value, - bt_self_component *self_comp, - bt_self_component_class *self_comp_class) + const bt2::ConstArrayValue pathsValue, + const char *traceName, bt_self_component *selfComp) { - int ret = 0; - uint64_t i; - bt_logging_level log_level = ctf_fs->log_level; - GPtrArray *paths = NULL; - GPtrArray *traces; - const char *trace_name; - - BT_ASSERT(bt_value_get_type(paths_value) == BT_VALUE_TYPE_ARRAY); - BT_ASSERT(!bt_value_array_is_empty(paths_value)); - - traces = g_ptr_array_new_with_free_func(ctf_fs_trace_destroy_notifier); - if (!traces) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, - "Failed to allocate a GPtrArray."); - goto error; - } - - paths = g_ptr_array_new_with_free_func(g_free); - if (!paths) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, - "Failed to allocate a GPtrArray."); - goto error; - } + std::vector paths; - trace_name = trace_name_value ? bt_value_string_get(trace_name_value) : NULL; + BT_ASSERT(!pathsValue.isEmpty()); /* * Create a sorted array of the paths, to make the execution of this * component deterministic. */ - for (i = 0; i < bt_value_array_get_length(paths_value); i++) { - const bt_value *path_value = bt_value_array_borrow_element_by_index_const(paths_value, i); - const char *input = bt_value_string_get(path_value); - gchar *input_copy; - - input_copy = g_strdup(input); - if (!input_copy) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, - "Failed to copy a string."); - goto error; - } - - g_ptr_array_add(paths, input_copy); + for (const auto pathValue : pathsValue) { + BT_ASSERT(pathValue.isString()); + paths.emplace_back(pathValue.asString().value().str()); } - g_ptr_array_sort(paths, compare_strings); + std::sort(paths.begin(), paths.end()); /* Create a separate ctf_fs_trace object for each path. */ - for (i = 0; i < paths->len; i++) { - const char *path = (const char *) g_ptr_array_index(paths, i); - - ret = ctf_fs_component_create_ctf_fs_trace_one_path(ctf_fs, path, trace_name, traces, - self_comp, self_comp_class); + std::vector traces; + for (const auto& path : paths) { + int ret = ctf_fs_component_create_ctf_fs_trace_one_path(ctf_fs, path.c_str(), traceName, + traces, selfComp); if (ret) { - goto end; + return ret; } } - if (traces->len > 1) { - struct ctf_fs_trace *first_trace = (struct ctf_fs_trace *) traces->pdata[0]; + if (traces.size() > 1) { + ctf_fs_trace *first_trace = traces[0].get(); const uint8_t *first_trace_uuid = first_trace->metadata->tc->uuid; - struct ctf_fs_trace *trace; /* * We have more than one trace, they must all share the same * UUID, verify that. */ - for (i = 0; i < traces->len; i++) { - struct ctf_fs_trace *this_trace = (struct ctf_fs_trace *) traces->pdata[i]; + for (size_t i = 0; i < traces.size(); i++) { + ctf_fs_trace *this_trace = traces[i].get(); const uint8_t *this_trace_uuid = this_trace->metadata->tc->uuid; if (!this_trace->metadata->tc->is_uuid_set) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( - self_comp, self_comp_class, - "Multiple traces given, but a trace does not have a UUID: path=%s", - this_trace->path->str); - goto error; + BT_CPPLOGE_APPEND_CAUSE_SPEC( + ctf_fs->logger, + "Multiple traces given, but a trace does not have a UUID: path={}", + this_trace->path); + return -1; } if (bt_uuid_compare(first_trace_uuid, this_trace_uuid) != 0) { @@ -2034,35 +1396,31 @@ int ctf_fs_component_create_ctf_fs_trace(struct ctf_fs_component *ctf_fs, bt_uuid_to_str(first_trace_uuid, first_trace_uuid_str); bt_uuid_to_str(this_trace_uuid, this_trace_uuid_str); - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( - self_comp, self_comp_class, - "Multiple traces given, but UUIDs don't match: " - "first-trace-uuid=%s, first-trace-path=%s, " - "trace-uuid=%s, trace-path=%s", - first_trace_uuid_str, first_trace->path->str, this_trace_uuid_str, - this_trace->path->str); - goto error; + BT_CPPLOGE_APPEND_CAUSE_SPEC(ctf_fs->logger, + "Multiple traces given, but UUIDs don't match: " + "first-trace-uuid={}, first-trace-path={}, " + "trace-uuid={}, trace-path={}", + first_trace_uuid_str, first_trace->path, + this_trace_uuid_str, this_trace->path); + return -1; } } - ret = merge_ctf_fs_traces((struct ctf_fs_trace **) traces->pdata, traces->len, &trace); + int ret = merge_ctf_fs_traces(std::move(traces), ctf_fs->trace); if (ret) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, - "Failed to merge traces with the same UUID."); - goto error; + BT_CPPLOGE_APPEND_CAUSE_SPEC(ctf_fs->logger, + "Failed to merge traces with the same UUID."); + return ret; } - - ctf_fs->trace = trace; } else { /* Just one trace, it may or may not have a UUID, both are fine. */ - ctf_fs->trace = (ctf_fs_trace *) traces->pdata[0]; - traces->pdata[0] = NULL; + ctf_fs->trace = std::move(traces[0]); } - ret = fix_packet_index_tracer_bugs(ctf_fs, self_comp, self_comp_class); + int ret = fix_packet_index_tracer_bugs(ctf_fs->trace.get()); if (ret) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, - "Failed to fix packet index tracer bugs."); + BT_CPPLOGE_APPEND_CAUSE_SPEC(ctf_fs->logger, "Failed to fix packet index tracer bugs."); + return ret; } /* @@ -2077,116 +1435,56 @@ int ctf_fs_component_create_ctf_fs_trace(struct ctf_fs_component *ctf_fs, * Having a deterministic order here can help debugging and * testing. */ - g_ptr_array_sort(ctf_fs->trace->ds_file_groups, compare_ds_file_groups_by_first_path); - goto end; -error: - ret = -1; - -end: - if (traces) { - g_ptr_array_free(traces, TRUE); - } + std::sort(ctf_fs->trace->ds_file_groups.begin(), ctf_fs->trace->ds_file_groups.end(), + compare_ds_file_groups_by_first_path); - if (paths) { - g_ptr_array_free(paths, TRUE); - } - - return ret; + return 0; } -static GString *get_stream_instance_unique_name(struct ctf_fs_ds_file_group *ds_file_group) +static const std::string& +get_stream_instance_unique_name(struct ctf_fs_ds_file_group *ds_file_group) { - GString *name; - struct ctf_fs_ds_file_info *ds_file_info; - - name = g_string_new(NULL); - if (!name) { - goto end; - } - /* - * If there's more than one stream file in the stream file - * group, the first (earliest) stream file's path is used as - * the stream's unique name. + * The first (earliest) stream file's path is used as the stream's unique + * name. */ - BT_ASSERT(ds_file_group->ds_file_infos->len > 0); - ds_file_info = (ctf_fs_ds_file_info *) g_ptr_array_index(ds_file_group->ds_file_infos, 0); - g_string_assign(name, ds_file_info->path->str); - -end: - return name; + BT_ASSERT(!ds_file_group->ds_file_infos.empty()); + return ds_file_group->ds_file_infos[0]->path; } /* Create the IR stream objects for ctf_fs_trace. */ static int create_streams_for_trace(struct ctf_fs_trace *ctf_fs_trace) { - int ret; - GString *name = NULL; - guint i; - bt_logging_level log_level = ctf_fs_trace->log_level; - bt_self_component *self_comp = ctf_fs_trace->self_comp; - - for (i = 0; i < ctf_fs_trace->ds_file_groups->len; i++) { - ctf_fs_ds_file_group *ds_file_group = - (ctf_fs_ds_file_group *) g_ptr_array_index(ctf_fs_trace->ds_file_groups, i); - name = get_stream_instance_unique_name(ds_file_group); - - if (!name) { - goto error; - } + for (const auto& ds_file_group : ctf_fs_trace->ds_file_groups) { + const std::string& name = get_stream_instance_unique_name(ds_file_group.get()); - if (ds_file_group->sc->ir_sc) { - BT_ASSERT(ctf_fs_trace->trace); - - if (ds_file_group->stream_id == UINT64_C(-1)) { - /* No stream ID: use 0 */ - ds_file_group->stream = bt_stream_create_with_id( - ds_file_group->sc->ir_sc, ctf_fs_trace->trace, ctf_fs_trace->next_stream_id); - ctf_fs_trace->next_stream_id++; - } else { - /* Specific stream ID */ - ds_file_group->stream = - bt_stream_create_with_id(ds_file_group->sc->ir_sc, ctf_fs_trace->trace, - (uint64_t) ds_file_group->stream_id); - } - } else { - ds_file_group->stream = NULL; - } + BT_ASSERT(ds_file_group->sc->ir_sc); + BT_ASSERT(ctf_fs_trace->trace); - if (!ds_file_group->stream) { - BT_COMP_LOGE_APPEND_CAUSE(self_comp, - "Cannot create stream for DS file group: " - "addr=%p, stream-name=\"%s\"", - ds_file_group, name->str); - goto error; + const bt2::StreamClass sc {ds_file_group->sc->ir_sc}; + + if (ds_file_group->stream_id == UINT64_C(-1)) { + /* No stream ID: use 0 */ + ds_file_group->stream = + sc.instantiate(*ctf_fs_trace->trace, ctf_fs_trace->next_stream_id); + ctf_fs_trace->next_stream_id++; + } else { + /* Specific stream ID */ + ds_file_group->stream = sc.instantiate(*ctf_fs_trace->trace, ds_file_group->stream_id); } - ret = bt_stream_set_name(ds_file_group->stream, name->str); + int ret = bt_stream_set_name(ds_file_group->stream->libObjPtr(), name.c_str()); if (ret) { - BT_COMP_LOGE_APPEND_CAUSE(self_comp, - "Cannot set stream's name: " - "addr=%p, stream-name=\"%s\"", - ds_file_group->stream, name->str); - goto error; + BT_CPPLOGE_APPEND_CAUSE_SPEC(ctf_fs_trace->logger, + "Cannot set stream's name: " + "addr={}, stream-name=\"{}\"", + fmt::ptr(ds_file_group->stream->libObjPtr()), name); + return ret; } - - g_string_free(name, TRUE); - name = NULL; } - ret = 0; - goto end; - -error: - ret = -1; - -end: - - if (name) { - g_string_free(name, TRUE); - } - return ret; + return 0; } static const bt_param_validation_value_descr inputs_elem_descr = @@ -2206,138 +1504,122 @@ static bt_param_validation_map_value_entry_descr fs_params_entries_descr[] = { bt_param_validation_value_descr::makeBool()}, BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_END}; -bool read_src_fs_parameters(const bt_value *params, const bt_value **inputs, - const bt_value **trace_name, struct ctf_fs_component *ctf_fs, - bt_self_component *self_comp, bt_self_component_class *self_comp_class) +ctf::src::fs::Parameters read_src_fs_parameters(const bt2::ConstMapValue params, + const bt2c::Logger& logger) { - bool ret; - const bt_value *value; - bt_logging_level log_level = ctf_fs->log_level; - enum bt_param_validation_status validate_value_status; gchar *error = NULL; + bt_param_validation_status validate_value_status = + bt_param_validation_validate(params.libObjPtr(), fs_params_entries_descr, &error); - validate_value_status = bt_param_validation_validate(params, fs_params_entries_descr, &error); if (validate_value_status != BT_PARAM_VALIDATION_STATUS_OK) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, "%s", error); - ret = false; - goto end; + bt2c::GCharUP errorFreer {error}; + BT_CPPLOGE_APPEND_CAUSE_AND_THROW_SPEC(logger, bt2c::Error, "{}", error); } - /* inputs parameter */ - *inputs = bt_value_map_borrow_entry_value_const(params, "inputs"); + ctf::src::fs::Parameters parameters {params["inputs"]->asArray()}; /* clock-class-offset-s parameter */ - value = bt_value_map_borrow_entry_value_const(params, "clock-class-offset-s"); - if (value) { - ctf_fs->metadata_config.clock_class_offset_s = bt_value_integer_signed_get(value); + if (const auto clockClassOffsetS = params["clock-class-offset-s"]) { + parameters.clkClsCfg.offsetSec = clockClassOffsetS->asSignedInteger().value(); } /* clock-class-offset-ns parameter */ - value = bt_value_map_borrow_entry_value_const(params, "clock-class-offset-ns"); - if (value) { - ctf_fs->metadata_config.clock_class_offset_ns = bt_value_integer_signed_get(value); + if (const auto clockClassOffsetNs = params["clock-class-offset-ns"]) { + parameters.clkClsCfg.offsetNanoSec = clockClassOffsetNs->asSignedInteger().value(); } /* force-clock-class-origin-unix-epoch parameter */ - value = bt_value_map_borrow_entry_value_const(params, "force-clock-class-origin-unix-epoch"); - if (value) { - ctf_fs->metadata_config.force_clock_class_origin_unix_epoch = bt_value_bool_get(value); + if (const auto forceClockClassOriginUnixEpoch = params["force-clock-class-origin-unix-epoch"]) { + parameters.clkClsCfg.forceOriginIsUnixEpoch = + forceClockClassOriginUnixEpoch->asBool().value(); } /* trace-name parameter */ - *trace_name = bt_value_map_borrow_entry_value_const(params, "trace-name"); - - ret = true; + if (const auto traceName = params["trace-name"]) { + parameters.traceName = traceName->asString().value().str(); + } -end: - g_free(error); - return ret; + return parameters; } -static struct ctf_fs_component *ctf_fs_create(const bt_value *params, - bt_self_component_source *self_comp_src) +static ctf_fs_component::UP ctf_fs_create(const bt2::ConstMapValue params, + bt_self_component_source *self_comp_src) { - struct ctf_fs_component *ctf_fs = NULL; - const bt_value *inputs_value; - const bt_value *trace_name_value; bt_self_component *self_comp = bt_self_component_source_as_self_component(self_comp_src); + const bt2c::Logger logger {bt2::SelfSourceComponent {self_comp_src}, "PLUGIN/SRC.CTF.FS/COMP"}; + const auto parameters = read_src_fs_parameters(params, logger); + auto ctf_fs = bt2s::make_unique(parameters.clkClsCfg, logger); - ctf_fs = ctf_fs_component_create( - bt_component_get_logging_level(bt_self_component_as_component(self_comp)), self_comp); - if (!ctf_fs) { - goto error; - } - - if (!read_src_fs_parameters(params, &inputs_value, &trace_name_value, ctf_fs, self_comp, - NULL)) { - goto error; + if (ctf_fs_component_create_ctf_fs_trace( + ctf_fs.get(), parameters.inputs, + parameters.traceName ? parameters.traceName->c_str() : nullptr, self_comp)) { + return nullptr; } - bt_self_component_set_data(self_comp, ctf_fs); - - if (ctf_fs_component_create_ctf_fs_trace(ctf_fs, inputs_value, trace_name_value, self_comp, - NULL)) { - goto error; + if (create_streams_for_trace(ctf_fs->trace.get())) { + return nullptr; } - if (create_streams_for_trace(ctf_fs->trace)) { - goto error; + if (create_ports_for_trace(ctf_fs.get(), ctf_fs->trace.get(), self_comp_src)) { + return nullptr; } - if (create_ports_for_trace(ctf_fs, ctf_fs->trace, self_comp_src)) { - goto error; - } - - goto end; - -error: - ctf_fs_destroy(ctf_fs); - ctf_fs = NULL; - bt_self_component_set_data(self_comp, NULL); - -end: return ctf_fs; } -BT_HIDDEN -bt_component_class_initialize_method_status -ctf_fs_init(bt_self_component_source *self_comp_src, bt_self_component_source_configuration *config, - const bt_value *params, __attribute__((unused)) void *init_method_data) +bt_component_class_initialize_method_status ctf_fs_init(bt_self_component_source *self_comp_src, + bt_self_component_source_configuration *, + const bt_value *params, void *) { - struct ctf_fs_component *ctf_fs; - bt_component_class_initialize_method_status ret = - BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK; + try { + bt_component_class_initialize_method_status ret = + BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK; - ctf_fs = ctf_fs_create(params, self_comp_src); - if (!ctf_fs) { - ret = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR; - } + ctf_fs_component::UP ctf_fs = ctf_fs_create(bt2::ConstMapValue {params}, self_comp_src); + if (!ctf_fs) { + ret = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR; + } - return ret; + bt_self_component_set_data(bt_self_component_source_as_self_component(self_comp_src), + ctf_fs.release()); + return ret; + } catch (const std::bad_alloc&) { + return BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; + } catch (const bt2::Error&) { + return BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR; + } } -BT_HIDDEN -bt_component_class_query_method_status ctf_fs_query(bt_self_component_class_source *comp_class, +bt_component_class_query_method_status ctf_fs_query(bt_self_component_class_source *comp_class_src, bt_private_query_executor *priv_query_exec, const char *object, const bt_value *params, __attribute__((unused)) void *method_data, const bt_value **result) { - bt_component_class_query_method_status status = BT_COMPONENT_CLASS_QUERY_METHOD_STATUS_OK; - bt_logging_level log_level = bt_query_executor_get_logging_level( - bt_private_query_executor_as_query_executor_const(priv_query_exec)); - - if (strcmp(object, "metadata-info") == 0) { - status = metadata_info_query(comp_class, params, log_level, result); - } else if (strcmp(object, "babeltrace.trace-infos") == 0) { - status = trace_infos_query(comp_class, params, log_level, result); - } else if (!strcmp(object, "babeltrace.support-info")) { - status = support_info_query(comp_class, params, log_level, result); - } else { - BT_LOGE("Unknown query object `%s`", object); - status = BT_COMPONENT_CLASS_QUERY_METHOD_STATUS_UNKNOWN_OBJECT; - goto end; + try { + bt2c::Logger logger {bt2::SelfComponentClass {comp_class_src}, + bt2::PrivateQueryExecutor {priv_query_exec}, + "PLUGIN/SRC.CTF.FS/QUERY"}; + bt2::ConstMapValue paramsObj(params); + bt2::Value::Shared resultObj; + + if (strcmp(object, "metadata-info") == 0) { + resultObj = metadata_info_query(paramsObj, logger); + } else if (strcmp(object, "babeltrace.trace-infos") == 0) { + resultObj = trace_infos_query(paramsObj, logger); + } else if (!strcmp(object, "babeltrace.support-info")) { + resultObj = support_info_query(paramsObj, logger); + } else { + BT_CPPLOGE_SPEC(logger, "Unknown query object `{}`", object); + return BT_COMPONENT_CLASS_QUERY_METHOD_STATUS_UNKNOWN_OBJECT; + } + + *result = resultObj.release().libObjPtr(); + + return BT_COMPONENT_CLASS_QUERY_METHOD_STATUS_OK; + } catch (const std::bad_alloc&) { + return BT_COMPONENT_CLASS_QUERY_METHOD_STATUS_MEMORY_ERROR; + } catch (const bt2::Error&) { + return BT_COMPONENT_CLASS_QUERY_METHOD_STATUS_ERROR; } -end: - return status; }