X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=src%2Fplugins%2Fctf%2Ffs-src%2Ffs.cpp;h=d26bbdfbfb1d6ed1ab45c88eb9174094f466e70a;hb=76edbcf1a675fe2d7d058c1b3ae1bd6fbe073e1c;hp=0e6e96e2f79bb4ed306bd7c1c8f3d70cefc609d8;hpb=087cd0f57f0f7d815a609a4e041d1200f380e4aa;p=babeltrace.git diff --git a/src/plugins/ctf/fs-src/fs.cpp b/src/plugins/ctf/fs-src/fs.cpp index 0e6e96e2..d26bbdfb 100644 --- a/src/plugins/ctf/fs-src/fs.cpp +++ b/src/plugins/ctf/fs-src/fs.cpp @@ -8,8 +8,8 @@ */ #define BT_COMP_LOG_SELF_COMP self_comp -#define BT_LOG_OUTPUT_LEVEL log_level -#define BT_LOG_TAG "PLUGIN/SRC.CTF.FS" +#define BT_LOG_OUTPUT_LEVEL log_level +#define BT_LOG_TAG "PLUGIN/SRC.CTF.FS" #include "logging/comp-logging.h" #include "common/common.h" @@ -29,592 +29,556 @@ #include "query.hpp" #include "plugins/common/param-validation/param-validation.h" -struct tracer_info { - const char *name; - int64_t major; - int64_t minor; - int64_t patch; +struct tracer_info +{ + const char *name; + int64_t major; + int64_t minor; + int64_t patch; }; -static -void ctf_fs_msg_iter_data_destroy( - struct ctf_fs_msg_iter_data *msg_iter_data) +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) { + return; + } - if (msg_iter_data->msg_iter) { - ctf_msg_iter_destroy(msg_iter_data->msg_iter); - } + 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); - } + 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); + 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) +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) { - 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: - /* Cool, message has been written to *out_msg. */ - status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK; - break; - - case CTF_MSG_ITER_STATUS_EOF: - status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_END; - break; - - case CTF_MSG_ITER_STATUS_AGAIN: - /* - * Should not make it this far as this is - * medium-specific; there is nothing for the user to do - * and it should have been handled upstream. - */ - 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."); - 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."); - status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_MEMORY_ERROR; - break; - - default: - bt_common_abort(); - } - - return status; + 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: + /* Cool, message has been written to *out_msg. */ + status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK; + break; + + case CTF_MSG_ITER_STATUS_EOF: + status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_END; + break; + + case CTF_MSG_ITER_STATUS_AGAIN: + /* + * Should not make it this far as this is + * medium-specific; there is nothing for the user to do + * and it should have been handled upstream. + */ + 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."); + 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."); + status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_MEMORY_ERROR; + break; + + default: + bt_common_abort(); + } + + 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 +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; - - 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++; - } - } 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 - * 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) { - /* - * 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; - } - - *count = i; - status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK; - } + 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; + + 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++; + } + } 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 + * 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) { + /* + * 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; + } + + *count = i; + status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK; + } end: - return status; + 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); + 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); + ctf_fs_ds_group_medops_data_reset(msg_iter_data->msg_iter_medops_data); - return BT_MESSAGE_ITERATOR_CLASS_SEEK_BEGINNING_METHOD_STATUS_OK; + return BT_MESSAGE_ITERATOR_CLASS_SEEK_BEGINNING_METHOD_STATUS_OK; } 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_destroy( + (struct ctf_fs_msg_iter_data *) bt_self_message_iterator_get_data(it)); } -static -bt_message_iterator_class_initialize_method_status -ctf_msg_iter_medium_status_to_msg_iter_initialize_status - (enum ctf_msg_iter_medium_status status) +static bt_message_iterator_class_initialize_method_status +ctf_msg_iter_medium_status_to_msg_iter_initialize_status(enum ctf_msg_iter_medium_status status) { - switch (status) { - case CTF_MSG_ITER_MEDIUM_STATUS_EOF: - case CTF_MSG_ITER_MEDIUM_STATUS_AGAIN: - case CTF_MSG_ITER_MEDIUM_STATUS_ERROR: - return BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_ERROR; - case CTF_MSG_ITER_MEDIUM_STATUS_MEMORY_ERROR: - return BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; - case CTF_MSG_ITER_MEDIUM_STATUS_OK: - return BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_OK; - } - - bt_common_abort(); + switch (status) { + case CTF_MSG_ITER_MEDIUM_STATUS_EOF: + case CTF_MSG_ITER_MEDIUM_STATUS_AGAIN: + case CTF_MSG_ITER_MEDIUM_STATUS_ERROR: + return BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_ERROR; + case CTF_MSG_ITER_MEDIUM_STATUS_MEMORY_ERROR: + return BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR; + case CTF_MSG_ITER_MEDIUM_STATUS_OK: + return BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_OK; + } + + 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) +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; - } - - /* - * 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; + 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; + } + + /* + * 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); + bt_self_message_iterator_set_data(self_msg_iter, NULL); end: - ctf_fs_msg_iter_data_destroy(msg_iter_data); - return status; + ctf_fs_msg_iter_data_destroy(msg_iter_data); + return status; } -static -void ctf_fs_trace_destroy(struct ctf_fs_trace *ctf_fs_trace) +static void ctf_fs_trace_destroy(struct ctf_fs_trace *ctf_fs_trace) { - if (!ctf_fs_trace) { - return; - } + if (!ctf_fs_trace) { + return; + } - if (ctf_fs_trace->ds_file_groups) { - g_ptr_array_free(ctf_fs_trace->ds_file_groups, TRUE); - } + 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); + 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->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); - } + if (ctf_fs_trace->metadata) { + ctf_fs_metadata_fini(ctf_fs_trace->metadata); + g_free(ctf_fs_trace->metadata); + } - g_free(ctf_fs_trace); + g_free(ctf_fs_trace); } BT_HIDDEN void ctf_fs_destroy(struct ctf_fs_component *ctf_fs) { - if (!ctf_fs) { - return; - } + if (!ctf_fs) { + return; + } - ctf_fs_trace_destroy(ctf_fs->trace); + ctf_fs_trace_destroy(ctf_fs->trace); - if (ctf_fs->port_data) { - g_ptr_array_free(ctf_fs->port_data, TRUE); - } + if (ctf_fs->port_data) { + g_ptr_array_free(ctf_fs->port_data, TRUE); + } - g_free(ctf_fs); + g_free(ctf_fs); } -static -void port_data_destroy(struct ctf_fs_port_data *port_data) +static void port_data_destroy(struct ctf_fs_port_data *port_data) { - if (!port_data) { - return; - } + if (!port_data) { + return; + } - g_free(port_data); + g_free(port_data); } -static -void port_data_destroy_notifier(void *data) { - port_data_destroy((struct ctf_fs_port_data *) 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) +static void ctf_fs_trace_destroy_notifier(void *data) { - struct ctf_fs_trace *trace = (struct ctf_fs_trace *) data; - ctf_fs_trace_destroy(trace); + struct ctf_fs_trace *trace = (struct ctf_fs_trace *) data; + ctf_fs_trace_destroy(trace); } struct ctf_fs_component *ctf_fs_component_create(bt_logging_level log_level, - bt_self_component *self_comp) + bt_self_component *self_comp) { - struct ctf_fs_component *ctf_fs; + struct ctf_fs_component *ctf_fs; - ctf_fs = g_new0(struct ctf_fs_component, 1); - if (!ctf_fs) { - goto error; - } + 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; - } + 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; + } - goto end; + goto end; error: - ctf_fs_destroy(ctf_fs); - ctf_fs = NULL; + ctf_fs_destroy(ctf_fs); + ctf_fs = NULL; end: - return ctf_fs; + 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_destroy((struct ctf_fs_component *) 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) { - GString *name = g_string_new(NULL); - - /* - * The unique port name is generated by concatenating unique identifiers - * for: - * - * - the trace - * - the stream class - * - the stream - */ - - /* For the trace, use the uuid if present, else the path. */ - if (ds_file_group->ctf_fs_trace->metadata->tc->is_uuid_set) { - 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); - } else { - g_string_assign(name, ds_file_group->ctf_fs_trace->path->str); - } - - /* - * For the stream class, use the id if present. We can omit this field - * 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); - } - - /* 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); - } 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); - } - - return g_string_free(name, FALSE); + GString *name = g_string_new(NULL); + + /* + * The unique port name is generated by concatenating unique identifiers + * for: + * + * - the trace + * - the stream class + * - the stream + */ + + /* For the trace, use the uuid if present, else the path. */ + if (ds_file_group->ctf_fs_trace->metadata->tc->is_uuid_set) { + 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); + } else { + g_string_assign(name, ds_file_group->ctf_fs_trace->path->str); + } + + /* + * For the stream class, use the id if present. We can omit this field + * 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); + } + + /* 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); + } 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); + } + + return g_string_free(name, FALSE); } -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) +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); - - 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; - } - - 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); - if (ret) { - goto error; - } - - g_ptr_array_add(ctf_fs->port_data, port_data); - port_data = NULL; - goto end; + 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); + + 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; + } + + 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); + if (ret) { + goto error; + } + + g_ptr_array_add(ctf_fs->port_data, port_data); + port_data = NULL; + goto end; error: - ret = -1; + ret = -1; end: - g_free(port_name); + g_free(port_name); - port_data_destroy(port_data); - return ret; + port_data_destroy(port_data); + return ret; } -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) +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); - if (ret) { - BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot create output port."); - goto end; - } - } + 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); + if (ret) { + BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot create output port."); + goto end; + } + } end: - return ret; + return ret; } -static -void ctf_fs_ds_file_info_destroy(struct ctf_fs_ds_file_info *ds_file_info) +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) { + return; + } - if (ds_file_info->path) { - g_string_free(ds_file_info->path, TRUE); - } + if (ds_file_info->path) { + g_string_free(ds_file_info->path, TRUE); + } - g_free(ds_file_info); + 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) +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; + 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 = 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->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; + ds_file_info->begin_ns = begin_ns; end: - return ds_file_info; + return ds_file_info; } -static -void ctf_fs_ds_file_group_destroy(struct ctf_fs_ds_file_group *ds_file_group) +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) { + return; + } - if (ds_file_group->ds_file_infos) { - g_ptr_array_free(ds_file_group->ds_file_infos, TRUE); - } + 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); + ctf_fs_ds_index_destroy(ds_file_group->index); - bt_stream_put_ref(ds_file_group->stream); - g_free(ds_file_group); + 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) +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; + 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 = 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->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->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; + 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; + ctf_fs_ds_file_group_destroy(ds_file_group); + ctf_fs_ds_index_destroy(index); + ds_file_group = NULL; end: - return ds_file_group; + 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) +static void array_insert(GPtrArray *array, gpointer element, size_t pos) { - size_t original_array_len = array->len; + size_t original_array_len = array->len; - /* Allocate an unused element at the end of the array. */ - g_ptr_array_add(array, NULL); + /* 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)); - } + /* 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 the value. */ + array->pdata[pos] = element; } /* @@ -622,48 +586,44 @@ void array_insert(GPtrArray *array, gpointer element, size_t pos) * 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) +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; + 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); + /* 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; - } - } + if (ds_file_info->begin_ns < other_ds_file_info->begin_ns) { + break; + } + } - array_insert(ds_file_group->ds_file_infos, ds_file_info, i); + array_insert(ds_file_group->ds_file_infos, ds_file_info, i); } -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 struct ctf_fs_ds_index_entry *left, + const struct ctf_fs_ds_index_entry *right) { - if (left->packet_size != right->packet_size) { - return false; - } + if (left->packet_size != right->packet_size) { + return false; + } - if (left->timestamp_begin != right->timestamp_begin) { - return false; - } + if (left->timestamp_begin != right->timestamp_begin) { + return false; + } - if (left->timestamp_end != right->timestamp_end) { - return false; - } + if (left->timestamp_end != right->timestamp_end) { + return false; + } - if (left->packet_seq_num != right->packet_seq_num) { - return false; - } + if (left->packet_seq_num != right->packet_seq_num) { + return false; + } - return true; + return true; } /* @@ -675,554 +635,520 @@ bool ds_index_entries_equal( * 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(struct ctf_fs_ds_index *index, + struct 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) { - break; - } - } - - /* - * Insert the entry only if a duplicate doesn't already exist. - * - * There can be duplicate packets if reading multiple overlapping - * 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); - } + 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) { + break; + } + } + + /* + * Insert the entry only if a duplicate doesn't already exist. + * + * There can be duplicate packets if reading multiple overlapping + * 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); + } } -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(struct ctf_fs_ds_index *dest, struct ctf_fs_ds_index *src) { - guint i; + 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); + 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; - ds_index_insert_ds_index_entry_sorted(dest, entry); - } + g_ptr_array_index(src->entries, i) = NULL; + 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) +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); - if (!ds_file) { - goto error; - } - - /* 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); - if (!msg_iter) { - BT_COMP_LOGE_STR("Cannot create a CTF message iterator."); - goto error; - } - - ctf_msg_iter_set_dry_run(msg_iter, true); - - ret = ctf_msg_iter_get_packet_properties(msg_iter, &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; - } - - 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; - - if (props.snapshots.beginning_clock != UINT64_C(-1)) { - BT_ASSERT(sc->default_clock_class); - ret = bt_util_clock_cycles_to_ns_from_origin( - props.snapshots.beginning_clock, - sc->default_clock_class->frequency, - 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; - } - } - - ds_file_info = ctf_fs_ds_file_info_create(path, begin_ns); - if (!ds_file_info) { - goto error; - } - - index = ctf_fs_ds_file_build_index(ds_file, ds_file_info, msg_iter); - 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; - } - - if (begin_ns == -1) { - /* - * No beginning timestamp to sort the stream files - * within a stream file group, so consider that this - * file must be the only one within its group. - */ - stream_instance_id = -1; - } - - if (stream_instance_id == -1) { - /* - * No stream instance ID or no beginning timestamp: - * create a unique stream file group for this stream - * file because, even if there's a stream instance ID, - * 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; - } - - 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) { - 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; - } else { - 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)); - - goto end; + 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, path, log_level); + if (!ds_file) { + goto error; + } + + /* 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); + if (!msg_iter) { + BT_COMP_LOGE_STR("Cannot create a CTF message iterator."); + goto error; + } + + ctf_msg_iter_set_dry_run(msg_iter, true); + + ret = ctf_msg_iter_get_packet_properties(msg_iter, &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; + } + + 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; + + if (props.snapshots.beginning_clock != UINT64_C(-1)) { + BT_ASSERT(sc->default_clock_class); + ret = bt_util_clock_cycles_to_ns_from_origin( + props.snapshots.beginning_clock, sc->default_clock_class->frequency, + 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; + } + } + + ds_file_info = ctf_fs_ds_file_info_create(path, begin_ns); + if (!ds_file_info) { + goto error; + } + + index = ctf_fs_ds_file_build_index(ds_file, ds_file_info, msg_iter); + 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; + } + + if (begin_ns == -1) { + /* + * No beginning timestamp to sort the stream files + * within a stream file group, so consider that this + * file must be the only one within its group. + */ + stream_instance_id = -1; + } + + if (stream_instance_id == -1) { + /* + * No stream instance ID or no beginning timestamp: + * create a unique stream file group for this stream + * file because, even if there's a stream instance ID, + * 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; + } + + 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) { + 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; + } else { + 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)); + + goto end; error: - ctf_fs_ds_file_group_destroy(ds_file_group); - ds_file_group = NULL; - ret = -1; + 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); - } + 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); + 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); - } + if (msg_iter) { + ctf_msg_iter_destroy(msg_iter); + } - ctf_fs_ds_index_destroy(index); - return ret; + ctf_fs_ds_index_destroy(index); + return ret; } -static -int create_ds_file_groups(struct ctf_fs_trace *ctf_fs_trace) +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); - 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; - } - - while ((basename = g_dir_read_name(dir))) { - struct ctf_fs_file *file; - - 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); - continue; - } - - if (basename[0] == '.') { - BT_COMP_LOGI("Ignoring hidden file `%s" G_DIR_SEPARATOR_S "%s`", - ctf_fs_trace->path->str, 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; - } - - /* 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; - continue; - } - - 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; - } - - if (file->size == 0) { - /* Skip empty stream. */ - BT_COMP_LOGI("Ignoring empty file `%s`", file->path->str); - ctf_fs_file_destroy(file); - continue; - } - - ret = add_ds_file_to_ds_file_group(ctf_fs_trace, - file->path->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; - } - - ctf_fs_file_destroy(file); - } - - goto end; + 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); + 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; + } + + while ((basename = g_dir_read_name(dir))) { + struct ctf_fs_file *file; + + 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); + continue; + } + + if (basename[0] == '.') { + BT_COMP_LOGI("Ignoring hidden file `%s" G_DIR_SEPARATOR_S "%s`", + ctf_fs_trace->path->str, 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; + } + + /* 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; + continue; + } + + 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; + } + + if (file->size == 0) { + /* Skip empty stream. */ + BT_COMP_LOGI("Ignoring empty file `%s`", file->path->str); + ctf_fs_file_destroy(file); + continue; + } + + ret = add_ds_file_to_ds_file_group(ctf_fs_trace, file->path->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; + } + + ctf_fs_file_destroy(file); + } + + goto end; error: - ret = -1; + ret = -1; end: - if (dir) { - g_dir_close(dir); - dir = NULL; - } + if (dir) { + g_dir_close(dir); + dir = NULL; + } - if (error) { - g_error_free(error); - } + if (error) { + g_error_free(error); + } - return ret; + return ret; } -static -int set_trace_name(bt_trace *trace, const char *name_suffix, - bt_logging_level log_level, bt_self_component *self_comp) +static int set_trace_name(bt_trace *trace, const char *name_suffix, bt_logging_level log_level, + bt_self_component *self_comp) { - 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; - } - - /* - * 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)); - - if (name_suffix) { - g_string_append_c(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; + 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; + } + + /* + * 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)); + + if (name_suffix) { + g_string_append_c(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); - } + if (name) { + g_string_free(name, TRUE); + } - return ret; + return ret; } -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 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) { - 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; - } - - ret = ctf_fs_metadata_set_trace_class(self_comp, ctf_fs_trace, - metadata_config); - if (ret) { - goto error; - } - - 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; - } - } - - 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; - } - - ret = set_trace_name(ctf_fs_trace->trace, name, log_level, - self_comp); - if (ret) { - goto error; - } - } - - ret = create_ds_file_groups(ctf_fs_trace); - if (ret) { - goto error; - } - - goto end; + 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; + } + + ret = ctf_fs_metadata_set_trace_class(self_comp, ctf_fs_trace, metadata_config); + if (ret) { + goto error; + } + + 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; + } + } + + 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; + } + + ret = set_trace_name(ctf_fs_trace->trace, name, log_level, self_comp); + if (ret) { + goto error; + } + } + + ret = create_ds_file_groups(ctf_fs_trace); + if (ret) { + goto error; + } + + goto end; error: - ctf_fs_trace_destroy(ctf_fs_trace); - ctf_fs_trace = NULL; + ctf_fs_trace_destroy(ctf_fs_trace); + ctf_fs_trace = NULL; end: - return ctf_fs_trace; + return ctf_fs_trace; } -static -int path_is_ctf_trace(const char *path) +static int path_is_ctf_trace(const char *path) { - GString *metadata_path = g_string_new(NULL); - int ret = 0; + GString *metadata_path = g_string_new(NULL); + int ret = 0; - if (!metadata_path) { - ret = -1; - goto end; - } + if (!metadata_path) { + ret = -1; + goto end; + } - g_string_printf(metadata_path, "%s" G_DIR_SEPARATOR_S "%s", path, CTF_FS_METADATA_FILENAME); + 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; - } + 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; + g_string_free(metadata_path, TRUE); + return ret; } /* 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) +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) { - 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); - 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; - } - - 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; - } 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; - } - - // 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; - } - - ctf_fs_trace = ctf_fs_trace_create(self_comp, self_comp_class, norm_path->str, - trace_name, &ctf_fs->metadata_config, log_level); - 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; - } - - g_ptr_array_add(traces, ctf_fs_trace); - ctf_fs_trace = NULL; - - ret = 0; - goto end; + 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); + 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; + } + + 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; + } 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; + } + + // 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; + } + + ctf_fs_trace = ctf_fs_trace_create(self_comp, self_comp_class, norm_path->str, trace_name, + &ctf_fs->metadata_config, log_level); + 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; + } + + g_ptr_array_add(traces, ctf_fs_trace); + ctf_fs_trace = NULL; + + ret = 0; + goto end; error: - ret = -1; + ret = -1; end: - if (norm_path) { - g_string_free(norm_path, TRUE); - } + if (norm_path) { + g_string_free(norm_path, TRUE); + } - return ret; + return ret; } /* @@ -1234,19 +1160,18 @@ end: * enough to just count the classes. */ -static -unsigned int metadata_count_stream_and_event_classes(struct ctf_fs_trace *trace) +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; + unsigned int num = trace->metadata->tc->stream_classes->len; + guint i; - for (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; - } + for (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; + } - return num; + return num; } /* @@ -1254,117 +1179,112 @@ unsigned int metadata_count_stream_and_event_classes(struct ctf_fs_trace *trace) * ds_file_infos, making sure to keep the result sorted. */ -static -void merge_ctf_fs_ds_file_groups(struct ctf_fs_ds_file_group *dest, struct ctf_fs_ds_file_group *src) +static void merge_ctf_fs_ds_file_groups(struct ctf_fs_ds_file_group *dest, + struct ctf_fs_ds_file_group *src) { - guint i; + 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); + 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; + /* 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); - } + ds_file_group_insert_ds_file_info_sorted(dest, ds_file_info); + } - /* Merge both indexes. */ - merge_ctf_fs_ds_indexes(dest->index, src->index); + /* 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) +static int merge_matching_ctf_fs_ds_file_groups(struct ctf_fs_trace *dest_trace, + struct ctf_fs_trace *src_trace) { - - GPtrArray *dest = dest_trace->ds_file_groups; - GPtrArray *src = src_trace->ds_file_groups; - guint s_i; - int ret = 0; - - /* - * 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; - - 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); - 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); - - /* Can't match a stream instance without ID. */ - if (candidate_dest->stream_id == -1) { - continue; - } - - /* - * If the two groups have the same stream instance id - * and belong to the same stream class (stream instance - * ids are per-stream class), they represent the same - * stream instance. - */ - if (candidate_dest->stream_id != src_group->stream_id || - candidate_dest->sc->id != src_group->sc->id) { - continue; - } - - dest_group = candidate_dest; - break; - } - } - - /* - * Didn't find a friend in dest to merge our src_group into? - * Create a new empty one. This can happen if a stream was - * active in the source trace chunk but not in the destination - * 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); - 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); - } - - BT_ASSERT(dest_group); - merge_ctf_fs_ds_file_groups(dest_group, src_group); - } + GPtrArray *dest = dest_trace->ds_file_groups; + GPtrArray *src = src_trace->ds_file_groups; + guint s_i; + int ret = 0; + + /* + * 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; + + 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); + 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); + + /* Can't match a stream instance without ID. */ + if (candidate_dest->stream_id == -1) { + continue; + } + + /* + * If the two groups have the same stream instance id + * and belong to the same stream class (stream instance + * ids are per-stream class), they represent the same + * stream instance. + */ + if (candidate_dest->stream_id != src_group->stream_id || + candidate_dest->sc->id != src_group->sc->id) { + continue; + } + + dest_group = candidate_dest; + break; + } + } + + /* + * Didn't find a friend in dest to merge our src_group into? + * Create a new empty one. This can happen if a stream was + * active in the source trace chunk but not in the destination + * 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); + 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); + } + + BT_ASSERT(dest_group); + merge_ctf_fs_ds_file_groups(dest_group, src_group); + } end: - return ret; + return ret; } /* @@ -1377,182 +1297,177 @@ end: * remains non-NULL. */ -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(struct ctf_fs_trace **traces, unsigned int num_traces, + struct ctf_fs_trace **out_trace) { - unsigned int winner_count; - struct ctf_fs_trace *winner; - guint i, winner_i; - int ret = 0; - - BT_ASSERT(num_traces >= 2); - - winner_count = metadata_count_stream_and_event_classes(traces[0]); - winner = traces[0]; - winner_i = 0; - - /* Find the trace with the largest metadata. */ - for (i = 1; i < num_traces; i++) { - struct ctf_fs_trace *candidate; - 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); - - candidate_count = metadata_count_stream_and_event_classes(candidate); - - if (candidate_count > winner_count) { - winner_count = candidate_count; - winner = candidate; - winner_i = i; - } - } - - /* Merge all the other traces in the winning trace. */ - for (i = 0; i < num_traces; i++) { - struct ctf_fs_trace *trace = traces[i]; - - /* Don't merge the winner into itself. */ - if (trace == winner) { - continue; - } - - /* Merge trace's data stream file groups into winner's. */ - ret = merge_matching_ctf_fs_ds_file_groups(winner, trace); - if (ret) { - goto end; - } - } - - /* - * Move the winner out of the array, into `*out_trace`. - */ - *out_trace = winner; - traces[winner_i] = NULL; + unsigned int winner_count; + struct ctf_fs_trace *winner; + guint i, winner_i; + int ret = 0; + + BT_ASSERT(num_traces >= 2); + + winner_count = metadata_count_stream_and_event_classes(traces[0]); + winner = traces[0]; + winner_i = 0; + + /* Find the trace with the largest metadata. */ + for (i = 1; i < num_traces; i++) { + struct ctf_fs_trace *candidate; + 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); + + candidate_count = metadata_count_stream_and_event_classes(candidate); + + if (candidate_count > winner_count) { + winner_count = candidate_count; + winner = candidate; + winner_i = i; + } + } + + /* Merge all the other traces in the winning trace. */ + for (i = 0; i < num_traces; i++) { + struct ctf_fs_trace *trace = traces[i]; + + /* Don't merge the winner into itself. */ + if (trace == winner) { + continue; + } + + /* Merge trace's data stream file groups into winner's. */ + ret = merge_matching_ctf_fs_ds_file_groups(winner, trace); + if (ret) { + goto end; + } + } + + /* + * Move the winner out of the array, into `*out_trace`. + */ + *out_trace = winner; + traces[winner_i] = NULL; end: - return ret; + return ret; } -enum target_event { - FIRST_EVENT, - LAST_EVENT, +enum target_event +{ + FIRST_EVENT, + LAST_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, - enum target_event target_event, uint64_t *cs, int64_t *ts_ns) +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, + 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); - - ds_file = ctf_fs_ds_file_create(ctf_fs_trace, NULL, - NULL, index_entry->path, log_level); - if (!ds_file) { - BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Failed to create a ctf_fs_ds_file"); - ret = -1; - goto end; - } - - 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); - if (!msg_iter) { - /* ctf_msg_iter_create() logs errors. */ - ret = -1; - goto end; - } - - /* - * 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); - - /* Seek to the beginning of the target packet. */ - iter_status = ctf_msg_iter_seek(msg_iter, index_entry->offset); - if (iter_status) { - /* ctf_msg_iter_seek() logs errors. */ - ret = -1; - goto end; - } - - switch (target_event) { - case FIRST_EVENT: - /* - * Start to decode the packet until we reach the end of - * 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); - 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); - break; - default: - bt_common_abort(); - } - if (iter_status) { - ret = -1; - goto end; - } - - /* Convert clock snapshot to timestamp. */ - 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; - } + 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); + + ds_file = ctf_fs_ds_file_create(ctf_fs_trace, NULL, index_entry->path, log_level); + if (!ds_file) { + BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Failed to create a ctf_fs_ds_file"); + ret = -1; + goto end; + } + + 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); + if (!msg_iter) { + /* ctf_msg_iter_create() logs errors. */ + ret = -1; + goto end; + } + + /* + * 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); + + /* Seek to the beginning of the target packet. */ + iter_status = ctf_msg_iter_seek(msg_iter, index_entry->offset); + if (iter_status) { + /* ctf_msg_iter_seek() logs errors. */ + ret = -1; + goto end; + } + + switch (target_event) { + case FIRST_EVENT: + /* + * Start to decode the packet until we reach the end of + * 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); + 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); + break; + default: + bt_common_abort(); + } + if (iter_status) { + ret = -1; + goto end; + } + + /* Convert clock snapshot to timestamp. */ + 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); - } - - return ret; + if (ds_file) { + ctf_fs_ds_file_destroy(ds_file); + } + if (msg_iter) { + ctf_msg_iter_destroy(msg_iter); + } + + return ret; } -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, uint64_t *cs, int64_t *ts_ns) +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, + uint64_t *cs, int64_t *ts_ns) { - return decode_clock_snapshot_after_event(ctf_fs_trace, default_cc, - index_entry, FIRST_EVENT, cs, ts_ns); + return decode_clock_snapshot_after_event(ctf_fs_trace, default_cc, index_entry, FIRST_EVENT, cs, + ts_ns); } -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, uint64_t *cs, int64_t *ts_ns) +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, + uint64_t *cs, int64_t *ts_ns) { - return decode_clock_snapshot_after_event(ctf_fs_trace, default_cc, - index_entry, LAST_EVENT, cs, ts_ns); + return decode_clock_snapshot_after_event(ctf_fs_trace, default_cc, index_entry, LAST_EVENT, cs, + ts_ns); } /* @@ -1573,77 +1488,75 @@ int decode_packet_last_event_timestamp(struct ctf_fs_trace *ctf_fs_trace, * - before lttng-module 2.10.10 * - before lttng-module 2.9.13 */ -static -int fix_index_lttng_event_after_packet_bug(struct ctf_fs_trace *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); - - BT_ASSERT(ds_file_group); - index = ds_file_group->index; - - BT_ASSERT(index); - BT_ASSERT(index->entries); - BT_ASSERT(index->entries->len > 0); - - /* - * 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); - - /* - * 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; - } - - /* - * 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); - - BT_ASSERT(ds_file_group->sc->default_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); - if (ret) { - BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, - "Failed to decode stream's last packet to get its last event's clock snapshot."); - goto end; - } - } + 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); + + BT_ASSERT(ds_file_group); + index = ds_file_group->index; + + BT_ASSERT(index); + BT_ASSERT(index->entries); + BT_ASSERT(index->entries->len > 0); + + /* + * 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); + + /* + * 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; + } + + /* + * 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); + + BT_ASSERT(ds_file_group->sc->default_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); + if (ret) { + BT_COMP_LOGE_APPEND_CAUSE( + trace->self_comp, + "Failed to decode stream's last packet to get its last event's clock snapshot."); + goto end; + } + } end: - return ret; + return ret; } /* @@ -1660,63 +1573,60 @@ end: * Known buggy tracer versions: * - before barectf 2.3.1 */ -static -int fix_index_barectf_event_before_packet_bug(struct ctf_fs_trace *trace) +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); - - 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(ds_file_group->sc->default_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); - /* - * 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); - if (ret) { - BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, - "Failed to decode first event's clock snapshot"); - goto end; - } - - /* - * 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; - } - } + 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); + + 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(ds_file_group->sc->default_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); + /* + * 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); + if (ret) { + BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, + "Failed to decode first event's clock snapshot"); + goto end; + } + + /* + * 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; + } + } end: - return ret; + return ret; } /* @@ -1736,79 +1646,71 @@ end: * Affected versions: * - All current and future lttng-ust and lttng-modules versions. */ -static -int fix_index_lttng_crash_quirk(struct ctf_fs_trace *trace) +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; - 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; - - 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); - - 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); - - - /* 1. Fix the last entry first. */ - 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); - if (ret) { - BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, - "Failed to decode last event's clock snapshot"); - goto end; - } - } - - /* 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); - - 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; - } - } - } + 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; + 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; + + 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); + + 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); + + /* 1. Fix the last entry first. */ + 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); + if (ret) { + BT_COMP_LOGE_APPEND_CAUSE(trace->self_comp, + "Failed to decode last event's clock snapshot"); + goto end; + } + } + + /* 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); + + 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; + } + } + } end: - return ret; + return ret; } /* @@ -1816,681 +1718,626 @@ end: * Returns 0 on success, and -1 if the extraction is not successful because the * necessary fields are absents in the trace metadata. */ -static -int extract_tracer_info(struct ctf_fs_trace *trace, - struct tracer_info *current_tracer_info) +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)); - - /* - * To compare 2 tracer versions, at least the tracer name and it's - * 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"); - if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR) { - goto missing_bare_minimum; - } - - /* Set tracer name. */ - current_tracer_info->name = entry->value.str->str; - - 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; - } - - /* Set major version number. */ - current_tracer_info->major = entry->value.i; - - 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; - } - - /* Set minor version number. */ - current_tracer_info->minor = entry->value.i; - - entry = ctf_trace_class_borrow_env_entry_by_name( - trace->metadata->tc, "tracer_patch"); - if (!entry) { - /* - * If `tracer_patch` doesn't exist `tracer_patchlevel` might. - * For example, `lttng-modules` uses entry name - * `tracer_patchlevel`. - */ - entry = ctf_trace_class_borrow_env_entry_by_name( - trace->metadata->tc, "tracer_patchlevel"); - } - - if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { - goto end; - } - - /* Set patch version number. */ - current_tracer_info->patch = entry->value.i; - - goto end; + 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)); + + /* + * To compare 2 tracer versions, at least the tracer name and it's + * 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"); + if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_STR) { + goto missing_bare_minimum; + } + + /* Set tracer name. */ + current_tracer_info->name = entry->value.str->str; + + 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; + } + + /* Set major version number. */ + current_tracer_info->major = entry->value.i; + + 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; + } + + /* Set minor version number. */ + current_tracer_info->minor = entry->value.i; + + entry = ctf_trace_class_borrow_env_entry_by_name(trace->metadata->tc, "tracer_patch"); + if (!entry) { + /* + * If `tracer_patch` doesn't exist `tracer_patchlevel` might. + * For example, `lttng-modules` uses entry name + * `tracer_patchlevel`. + */ + entry = ctf_trace_class_borrow_env_entry_by_name(trace->metadata->tc, "tracer_patchlevel"); + } + + if (!entry || entry->type != CTF_TRACE_CLASS_ENV_ENTRY_TYPE_INT) { + goto end; + } + + /* Set patch version number. */ + current_tracer_info->patch = entry->value.i; + + goto end; missing_bare_minimum: - ret = -1; + ret = -1; end: - return ret; + return ret; } -static -bool is_tracer_affected_by_lttng_event_after_packet_bug( - struct tracer_info *curr_tracer_info) +static bool is_tracer_affected_by_lttng_event_after_packet_bug(struct tracer_info *curr_tracer_info) { - bool is_affected = false; - - if (strcmp(curr_tracer_info->name, "lttng-ust") == 0) { - if (curr_tracer_info->major < 2) { - is_affected = true; - } else if (curr_tracer_info->major == 2) { - /* fixed in lttng-ust 2.11.0 */ - if (curr_tracer_info->minor < 11) { - is_affected = true; - } - } - } else if (strcmp(curr_tracer_info->name, "lttng-modules") == 0) { - if (curr_tracer_info->major < 2) { - is_affected = true; - } else if (curr_tracer_info->major == 2) { - /* fixed in lttng-modules 2.11.0 */ - if (curr_tracer_info->minor == 10) { - /* fixed in lttng-modules 2.10.10 */ - if (curr_tracer_info->patch < 10) { - is_affected = true; - } - } else if (curr_tracer_info->minor == 9) { - /* fixed in lttng-modules 2.9.13 */ - if (curr_tracer_info->patch < 13) { - is_affected = true; - } - } else if (curr_tracer_info->minor < 9) { - is_affected = true; - } - } - } - - return is_affected; + bool is_affected = false; + + if (strcmp(curr_tracer_info->name, "lttng-ust") == 0) { + if (curr_tracer_info->major < 2) { + is_affected = true; + } else if (curr_tracer_info->major == 2) { + /* fixed in lttng-ust 2.11.0 */ + if (curr_tracer_info->minor < 11) { + is_affected = true; + } + } + } else if (strcmp(curr_tracer_info->name, "lttng-modules") == 0) { + if (curr_tracer_info->major < 2) { + is_affected = true; + } else if (curr_tracer_info->major == 2) { + /* fixed in lttng-modules 2.11.0 */ + if (curr_tracer_info->minor == 10) { + /* fixed in lttng-modules 2.10.10 */ + if (curr_tracer_info->patch < 10) { + is_affected = true; + } + } else if (curr_tracer_info->minor == 9) { + /* fixed in lttng-modules 2.9.13 */ + if (curr_tracer_info->patch < 13) { + is_affected = true; + } + } else if (curr_tracer_info->minor < 9) { + is_affected = true; + } + } + } + + return is_affected; } -static -bool is_tracer_affected_by_barectf_event_before_packet_bug( - struct tracer_info *curr_tracer_info) +static bool +is_tracer_affected_by_barectf_event_before_packet_bug(struct tracer_info *curr_tracer_info) { - bool is_affected = false; - - if (strcmp(curr_tracer_info->name, "barectf") == 0) { - if (curr_tracer_info->major < 2) { - is_affected = true; - } else if (curr_tracer_info->major == 2) { - if (curr_tracer_info->minor < 3) { - is_affected = true; - } else if (curr_tracer_info->minor == 3) { - /* fixed in barectf 2.3.1 */ - if (curr_tracer_info->patch < 1) { - is_affected = true; - } - } - } - } - - return is_affected; + bool is_affected = false; + + if (strcmp(curr_tracer_info->name, "barectf") == 0) { + if (curr_tracer_info->major < 2) { + is_affected = true; + } else if (curr_tracer_info->major == 2) { + if (curr_tracer_info->minor < 3) { + is_affected = true; + } else if (curr_tracer_info->minor == 3) { + /* fixed in barectf 2.3.1 */ + if (curr_tracer_info->patch < 1) { + is_affected = true; + } + } + } + } + + return is_affected; } -static -bool is_tracer_affected_by_lttng_crash_quirk( - struct tracer_info *curr_tracer_info) +static bool is_tracer_affected_by_lttng_crash_quirk(struct tracer_info *curr_tracer_info) { - bool is_affected = false; + bool is_affected = false; - /* All LTTng tracer may be affected by this lttng crash quirk. */ - if (strcmp(curr_tracer_info->name, "lttng-ust") == 0) { - is_affected = true; - } else if (strcmp(curr_tracer_info->name, "lttng-modules") == 0) { - is_affected = true; - } + /* All LTTng tracer may be affected by this lttng crash quirk. */ + if (strcmp(curr_tracer_info->name, "lttng-ust") == 0) { + is_affected = true; + } else if (strcmp(curr_tracer_info->name, "lttng-modules") == 0) { + is_affected = true; + } - return is_affected; + return is_affected; } /* * 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(struct ctf_fs_component *ctf_fs, + bt_self_component *self_comp, + bt_self_component_class *self_comp_class) { - 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); - if (ret) { - /* - * A trace may not have all the necessary environment - * entries to do the tracer version comparison. - * At least, the tracer name and major version number - * 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;; - } - - /* 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); - 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; - } - ctf_fs->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); - 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; - } - ctf_fs->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); - if (ret) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE( - self_comp, self_comp_class, - "Failed to fix lttng-crash timestamp quirks."); - goto end; - } - ctf_fs->trace->metadata->tc->quirks.lttng_crash = true; - } + 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); + if (ret) { + /* + * A trace may not have all the necessary environment + * entries to do the tracer version comparison. + * At least, the tracer name and major version number + * 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; + ; + } + + /* 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); + 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; + } + ctf_fs->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); + 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; + } + ctf_fs->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); + if (ret) { + BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, + "Failed to fix lttng-crash timestamp quirks."); + goto end; + } + ctf_fs->trace->metadata->tc->quirks.lttng_crash = true; + } end: - return ret; + return ret; } -static -gint compare_ds_file_groups_by_first_path(gconstpointer a, gconstpointer b) +static gint compare_ds_file_groups_by_first_path(gconstpointer a, gconstpointer 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; + 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->len > 0); - BT_ASSERT((*ds_file_group_b)->ds_file_infos->len > 0); + BT_ASSERT((*ds_file_group_a)->ds_file_infos->len > 0); + BT_ASSERT((*ds_file_group_b)->ds_file_infos->len > 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]; + 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); + 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) +static gint compare_strings(gconstpointer p_a, gconstpointer p_b) { - const char *a = *((const char **) p_a); - const char *b = *((const char **) p_b); + const char *a = *((const char **) p_a); + const char *b = *((const char **) p_b); - return strcmp(a, b); + return strcmp(a, b); } -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) +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) { - 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; - } - - trace_name = trace_name_value ? bt_value_string_get(trace_name_value) : NULL; - - /* - * 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); - } - - g_ptr_array_sort(paths, compare_strings); - - /* 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); - if (ret) { - goto end; - } - } - - if (traces->len > 1) { - struct ctf_fs_trace *first_trace = (struct ctf_fs_trace *) traces->pdata[0]; - 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]; - 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; - } - - if (bt_uuid_compare(first_trace_uuid, this_trace_uuid) != 0) { - char first_trace_uuid_str[BT_UUID_STR_LEN + 1]; - char this_trace_uuid_str[BT_UUID_STR_LEN + 1]; - - 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; - } - } - - ret = merge_ctf_fs_traces((struct ctf_fs_trace **) traces->pdata, - traces->len, &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; - } - - 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; - } - - ret = fix_packet_index_tracer_bugs(ctf_fs, self_comp, self_comp_class); - if (ret) { - BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, - "Failed to fix packet index tracer bugs."); - } - - /* - * Sort data stream file groups by first data stream file info - * path to get a deterministic order. This order influences the - * order of the output ports. It also influences the order of - * the automatic stream IDs if the trace's packet headers do not - * contain a `stream_instance_id` field, in which case the data - * stream file to stream ID association is always the same, - * whatever the build and the system. - * - * 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; + 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; + } + + trace_name = trace_name_value ? bt_value_string_get(trace_name_value) : NULL; + + /* + * 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); + } + + g_ptr_array_sort(paths, compare_strings); + + /* 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); + if (ret) { + goto end; + } + } + + if (traces->len > 1) { + struct ctf_fs_trace *first_trace = (struct ctf_fs_trace *) traces->pdata[0]; + 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]; + 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; + } + + if (bt_uuid_compare(first_trace_uuid, this_trace_uuid) != 0) { + char first_trace_uuid_str[BT_UUID_STR_LEN + 1]; + char this_trace_uuid_str[BT_UUID_STR_LEN + 1]; + + 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; + } + } + + ret = merge_ctf_fs_traces((struct ctf_fs_trace **) traces->pdata, traces->len, &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; + } + + 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; + } + + ret = fix_packet_index_tracer_bugs(ctf_fs, self_comp, self_comp_class); + if (ret) { + BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class, + "Failed to fix packet index tracer bugs."); + } + + /* + * Sort data stream file groups by first data stream file info + * path to get a deterministic order. This order influences the + * order of the output ports. It also influences the order of + * the automatic stream IDs if the trace's packet headers do not + * contain a `stream_instance_id` field, in which case the data + * stream file to stream ID association is always the same, + * whatever the build and the system. + * + * 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; + ret = -1; end: - if (traces) { - g_ptr_array_free(traces, TRUE); - } + if (traces) { + g_ptr_array_free(traces, TRUE); + } - if (paths) { - g_ptr_array_free(paths, TRUE); - } + if (paths) { + g_ptr_array_free(paths, TRUE); + } - return ret; + return ret; } -static -GString *get_stream_instance_unique_name( - struct ctf_fs_ds_file_group *ds_file_group) +static GString *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. - */ - 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); + 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. + */ + 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; + return name; } /* Create the IR stream objects for ctf_fs_trace. */ -static -int create_streams_for_trace(struct ctf_fs_trace *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; - } - - 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; - } - - 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; - } - - ret = bt_stream_set_name(ds_file_group->stream, - name->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; - } - - g_string_free(name, TRUE); - name = NULL; - } - - ret = 0; - goto end; + 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; + } + + 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; + } + + 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; + } + + ret = bt_stream_set_name(ds_file_group->stream, name->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; + } + + g_string_free(name, TRUE); + name = NULL; + } + + ret = 0; + goto end; error: - ret = -1; + ret = -1; end: - if (name) { - g_string_free(name, TRUE); - } - return ret; + if (name) { + g_string_free(name, TRUE); + } + return ret; } -static const bt_param_validation_value_descr inputs_elem_descr{ - bt_param_validation_value_descr::string_t -}; - +static const bt_param_validation_value_descr inputs_elem_descr = + bt_param_validation_value_descr::makeString(); static bt_param_validation_map_value_entry_descr fs_params_entries_descr[] = { - {"inputs", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_MANDATORY, - {bt_param_validation_value_descr::array_t, 1, - BT_PARAM_VALIDATION_INFINITE, inputs_elem_descr}}, - {"trace-name", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, - {bt_param_validation_value_descr::string_t}}, - { "clock-class-offset-s", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, - { bt_param_validation_value_descr::signed_integer_t }}, - { "clock-class-offset-ns", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, - { bt_param_validation_value_descr::signed_integer_t }}, - { "force-clock-class-origin-unix-epoch", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, - { bt_param_validation_value_descr::bool_t }}, - 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) { - 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; - - 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; - } - - /* inputs parameter */ - *inputs = bt_value_map_borrow_entry_value_const(params, "inputs"); - - /* 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); - } - - /* 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); - } - - /* 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); - } - - /* trace-name parameter */ - *trace_name = bt_value_map_borrow_entry_value_const(params, "trace-name"); - - ret = true; + {"inputs", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_MANDATORY, + bt_param_validation_value_descr::makeArray(1, BT_PARAM_VALIDATION_INFINITE, + inputs_elem_descr)}, + {"trace-name", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, + bt_param_validation_value_descr::makeString()}, + {"clock-class-offset-s", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, + bt_param_validation_value_descr::makeSignedInteger()}, + {"clock-class-offset-ns", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, + bt_param_validation_value_descr::makeSignedInteger()}, + {"force-clock-class-origin-unix-epoch", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, + 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) +{ + 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; + + 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; + } + + /* inputs parameter */ + *inputs = bt_value_map_borrow_entry_value_const(params, "inputs"); + + /* 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); + } + + /* 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); + } + + /* 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); + } + + /* trace-name parameter */ + *trace_name = bt_value_map_borrow_entry_value_const(params, "trace-name"); + + ret = true; end: - g_free(error); - return ret; + g_free(error); + return ret; } -static -struct ctf_fs_component *ctf_fs_create( - const bt_value *params, - bt_self_component_source *self_comp_src) +static struct ctf_fs_component *ctf_fs_create(const bt_value *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); + 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); - 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; - } + 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 (!read_src_fs_parameters(params, &inputs_value, &trace_name_value, ctf_fs, self_comp, + NULL)) { + goto error; + } - bt_self_component_set_data(self_comp, ctf_fs); + 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 (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)) { - goto error; - } + if (create_streams_for_trace(ctf_fs->trace)) { + goto error; + } - if (create_ports_for_trace(ctf_fs, ctf_fs->trace, self_comp_src)) { - goto error; - } + if (create_ports_for_trace(ctf_fs, ctf_fs->trace, self_comp_src)) { + goto error; + } - goto end; + goto end; error: - ctf_fs_destroy(ctf_fs); - ctf_fs = NULL; - bt_self_component_set_data(self_comp, NULL); + ctf_fs_destroy(ctf_fs); + ctf_fs = NULL; + bt_self_component_set_data(self_comp, NULL); end: - return ctf_fs; + 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 *config, + const bt_value *params, __attribute__((unused)) void *init_method_data) { - struct ctf_fs_component *ctf_fs; - bt_component_class_initialize_method_status ret = - BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK; + struct ctf_fs_component *ctf_fs; + 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 = ctf_fs_create(params, self_comp_src); + if (!ctf_fs) { + ret = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR; + } - return ret; + return ret; } BT_HIDDEN -bt_component_class_query_method_status ctf_fs_query( - bt_self_component_class_source *comp_class, - 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 ctf_fs_query(bt_self_component_class_source *comp_class, + 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; - } + 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; + } end: - return status; + return status; }