Move to kernel style SPDX license identifiers
[babeltrace.git] / src / plugins / lttng-utils / debug-info / debug-info.c
index 7a57704201b9017062497d525818c16e8decdeed..fd47e3dfc80cad57c270563bbb6e45e654370383 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Babeltrace - Debug Information State Tracker
+ * SPDX-License-Identifier: MIT
  *
  * Copyright (c) 2015 EfficiOS Inc. and Linux Foundation
  * Copyright (c) 2015 Philippe Proulx <pproulx@efficios.com>
@@ -7,23 +7,7 @@
  * Copyright (c) 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
  * Copyright (c) 2019 Francis Deslauriers <francis.deslauriers@efficios.com>
  *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
+ * Babeltrace - Debug Information State Tracker
  */
 
 #define BT_COMP_LOG_SELF_COMP self_comp
@@ -31,6 +15,8 @@
 #define BT_LOG_TAG "PLUGIN/FLT.LTTNG-UTILS.DEBUG-INFO"
 #include "logging/comp-logging.h"
 
+#include <stdbool.h>
+
 #include <glib.h>
 
 #include "common/assert.h"
@@ -60,6 +46,7 @@
 struct debug_info_component {
        bt_logging_level log_level;
        bt_self_component *self_comp;
+       bt_self_component_filter *self_comp_filter;
        gchar *arg_debug_dir;
        gchar *arg_debug_info_field_name;
        gchar *arg_target_prefix;
@@ -71,7 +58,7 @@ struct debug_info_msg_iter {
        struct debug_info_component *debug_info_component;
        bt_self_message_iterator *input_iterator;
        bt_self_component *self_comp;
-       bt_self_component_port_input_message_iterator *msg_iter;
+       bt_message_iterator *msg_iter;
 
        struct trace_ir_maps *ir_maps;
        /* in_trace -> debug_info_mapping. */
@@ -210,7 +197,7 @@ struct debug_info_source *debug_info_source_create_from_bin(
                        g_strdup_printf("%"PRId64, src_loc->line_no);
                if (!debug_info_src->line_no) {
                        BT_COMP_LOGE_APPEND_CAUSE(self_comp,
-                               "Error occured when setting `line_no` field.");
+                               "Error occurred when setting `line_no` field.");
                        goto error;
                }
 
@@ -856,6 +843,7 @@ end:
        return;
 }
 
+static
 void trace_debug_info_remove_func(const bt_trace *in_trace, void *data)
 {
        struct debug_info_msg_iter *debug_it = data;
@@ -1694,13 +1682,14 @@ const bt_message *handle_message(struct debug_info_msg_iter *debug_it,
                out_message = handle_discarded_packets_message(debug_it, in_message);
                break;
        default:
-               abort();
+               bt_common_abort();
                break;
        }
 
        return out_message;
 }
 
+static
 struct bt_param_validation_map_value_entry_descr debug_info_params[] = {
        { "debug-info-field-name", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_STRING } },
        { "debug-info-dir", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_STRING } },
@@ -1803,6 +1792,7 @@ bt_component_class_initialize_method_status debug_info_comp_init(
 
        debug_info_comp->log_level = log_level;
        debug_info_comp->self_comp = self_comp;
+       debug_info_comp->self_comp_filter = self_comp_flt;
        bt_self_component_set_data(self_comp, debug_info_comp);
 
        add_port_status = bt_self_component_filter_add_input_port(
@@ -1858,22 +1848,22 @@ void debug_info_comp_finalize(bt_self_component_filter *self_comp_flt)
 }
 
 BT_HIDDEN
-bt_component_class_message_iterator_next_method_status debug_info_msg_iter_next(
+bt_message_iterator_class_next_method_status debug_info_msg_iter_next(
                bt_self_message_iterator *self_msg_iter,
                const bt_message_array_const msgs, uint64_t capacity,
                uint64_t *count)
 {
-       bt_self_component_port_input_message_iterator *upstream_iterator = NULL;
+       bt_message_iterator *upstream_iterator = NULL;
        bt_message_iterator_next_status upstream_iterator_ret_status;
        struct debug_info_msg_iter *debug_info_msg_iter;
        struct debug_info_component *debug_info = NULL;
-       bt_component_class_message_iterator_next_method_status status;
+       bt_message_iterator_class_next_method_status status;
        bt_self_component *self_comp = NULL;
        bt_message_array_const input_msgs;
        const bt_message *out_message;
        uint64_t curr_msg_idx, i;
 
-       status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_OK;
+       status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_OK;
 
        self_comp = bt_self_message_iterator_borrow_component(self_msg_iter);
        BT_ASSERT_DBG(self_comp);
@@ -1888,7 +1878,7 @@ bt_component_class_message_iterator_next_method_status debug_info_msg_iter_next(
        BT_ASSERT_DBG(upstream_iterator);
 
        upstream_iterator_ret_status =
-               bt_self_component_port_input_message_iterator_next(
+               bt_message_iterator_next(
                        upstream_iterator, &input_msgs, count);
        if (upstream_iterator_ret_status !=
                        BT_MESSAGE_ITERATOR_NEXT_STATUS_OK) {
@@ -1941,7 +1931,7 @@ handle_msg_error:
                bt_message_put_ref(input_msgs[i]);
        }
 
-       status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_NEXT_METHOD_STATUS_MEMORY_ERROR;
+       status = BT_MESSAGE_ITERATOR_CLASS_NEXT_METHOD_STATUS_MEMORY_ERROR;
 
 end:
        return status;
@@ -1955,7 +1945,7 @@ void debug_info_msg_iter_destroy(struct debug_info_msg_iter *debug_info_msg_iter
        }
 
        if (debug_info_msg_iter->msg_iter) {
-               bt_self_component_port_input_message_iterator_put_ref(
+               bt_message_iterator_put_ref(
                        debug_info_msg_iter->msg_iter);
        }
 
@@ -1975,51 +1965,54 @@ end:
 }
 
 BT_HIDDEN
-bt_component_class_message_iterator_initialize_method_status debug_info_msg_iter_init(
+bt_message_iterator_class_initialize_method_status debug_info_msg_iter_init(
                bt_self_message_iterator *self_msg_iter,
                bt_self_message_iterator_configuration *config,
-               bt_self_component_filter *self_comp_flt,
                bt_self_component_port_output *self_port)
 {
-       bt_component_class_message_iterator_initialize_method_status status;
-       bt_self_component_port_input_message_iterator_create_from_message_iterator_status
+       bt_message_iterator_class_initialize_method_status status;
+       bt_message_iterator_create_from_message_iterator_status
                msg_iter_status;
        struct bt_self_component_port_input *input_port = NULL;
-       bt_self_component_port_input_message_iterator *upstream_iterator = NULL;
+       bt_message_iterator *upstream_iterator = NULL;
        struct debug_info_msg_iter *debug_info_msg_iter = NULL;
        gchar *debug_info_field_name;
        int ret;
        bt_self_component *self_comp =
-               bt_self_component_filter_as_self_component(self_comp_flt);
+               bt_self_message_iterator_borrow_component(self_msg_iter);
        bt_logging_level log_level = bt_component_get_logging_level(
                bt_self_component_as_component(self_comp));
 
-       /* Borrow the upstream input port. */
-       input_port = bt_self_component_filter_borrow_input_port_by_name(
-               self_comp_flt, "in");
-       if (!input_port) {
-               status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_ERROR;
-               goto error;
-       }
-
        debug_info_msg_iter = g_new0(struct debug_info_msg_iter, 1);
        if (!debug_info_msg_iter) {
-               status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR;
+               status = BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR;
                goto error;
        }
 
        debug_info_msg_iter->log_level = log_level;
        debug_info_msg_iter->self_comp = self_comp;
 
+       debug_info_msg_iter->debug_info_component =
+               bt_self_component_get_data(self_comp);
+
+       /* Borrow the upstream input port. */
+       input_port = bt_self_component_filter_borrow_input_port_by_name(
+                       debug_info_msg_iter->debug_info_component->self_comp_filter,
+                       "in");
+       if (!input_port) {
+               status = BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_ERROR;
+               goto error;
+       }
+
        /* Create an iterator on the upstream component. */
-       msg_iter_status = bt_self_component_port_input_message_iterator_create_from_message_iterator(
+       msg_iter_status = bt_message_iterator_create_from_message_iterator(
                self_msg_iter, input_port, &upstream_iterator);
-       if (msg_iter_status != BT_SELF_COMPONENT_PORT_INPUT_MESSAGE_ITERATOR_CREATE_FROM_MESSAGE_ITERATOR_STATUS_OK) {
+       if (msg_iter_status != BT_MESSAGE_ITERATOR_CREATE_FROM_MESSAGE_ITERATOR_STATUS_OK) {
                status = (int) msg_iter_status;
                goto error;
        }
 
-       BT_SELF_COMPONENT_PORT_INPUT_MESSAGE_ITERATOR_MOVE_REF(
+       BT_MESSAGE_ITERATOR_MOVE_REF(
                debug_info_msg_iter->msg_iter, upstream_iterator);
 
        /* Create hashtable that will contain debug info mapping. */
@@ -2027,37 +2020,34 @@ bt_component_class_message_iterator_initialize_method_status debug_info_msg_iter
                g_direct_hash, g_direct_equal, (GDestroyNotify) NULL,
                (GDestroyNotify) debug_info_destroy);
        if (!debug_info_msg_iter->debug_info_map) {
-               status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR;
+               status = BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR;
                goto error;
        }
 
-       debug_info_msg_iter->debug_info_component =
-               bt_self_component_get_data(self_comp);
-
        debug_info_field_name =
                debug_info_msg_iter->debug_info_component->arg_debug_info_field_name;
 
        debug_info_msg_iter->ir_maps = trace_ir_maps_create(self_comp,
                debug_info_field_name, log_level);
        if (!debug_info_msg_iter->ir_maps) {
-               status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR;
+               status = BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR;
                goto error;
        }
 
        ret = bt_fd_cache_init(&debug_info_msg_iter->fd_cache, log_level);
        if (ret) {
-               status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR;
+               status = BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR;
                goto error;
        }
 
        bt_self_message_iterator_configuration_set_can_seek_forward(config,
-               bt_self_component_port_input_message_iterator_can_seek_forward(
+               bt_message_iterator_can_seek_forward(
                        debug_info_msg_iter->msg_iter));
 
        bt_self_message_iterator_set_data(self_msg_iter, debug_info_msg_iter);
        debug_info_msg_iter->input_iterator = self_msg_iter;
 
-       status = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_OK;
+       status = BT_MESSAGE_ITERATOR_CLASS_INITIALIZE_METHOD_STATUS_OK;
        goto end;
 
 error:
@@ -2068,7 +2058,7 @@ end:
 }
 
 BT_HIDDEN
-bt_component_class_message_iterator_can_seek_beginning_method_status
+bt_message_iterator_class_can_seek_beginning_method_status
 debug_info_msg_iter_can_seek_beginning(bt_self_message_iterator *self_msg_iter,
                bt_bool *can_seek)
 {
@@ -2076,24 +2066,24 @@ debug_info_msg_iter_can_seek_beginning(bt_self_message_iterator *self_msg_iter,
                bt_self_message_iterator_get_data(self_msg_iter);
        BT_ASSERT(debug_info_msg_iter);
 
-       return (int) bt_self_component_port_input_message_iterator_can_seek_beginning(
+       return (int) bt_message_iterator_can_seek_beginning(
                debug_info_msg_iter->msg_iter, can_seek);
 }
 
 BT_HIDDEN
-bt_component_class_message_iterator_seek_beginning_method_status
+bt_message_iterator_class_seek_beginning_method_status
 debug_info_msg_iter_seek_beginning(bt_self_message_iterator *self_msg_iter)
 {
        struct debug_info_msg_iter *debug_info_msg_iter =
                bt_self_message_iterator_get_data(self_msg_iter);
-       bt_component_class_message_iterator_seek_beginning_method_status status =
-               BT_COMPONENT_CLASS_MESSAGE_ITERATOR_SEEK_BEGINNING_METHOD_STATUS_OK;
+       bt_message_iterator_class_seek_beginning_method_status status =
+               BT_MESSAGE_ITERATOR_CLASS_SEEK_BEGINNING_METHOD_STATUS_OK;
        bt_message_iterator_seek_beginning_status seek_beg_status;
 
        BT_ASSERT(debug_info_msg_iter);
 
        /* Ask the upstream component to seek to the beginning. */
-       seek_beg_status = bt_self_component_port_input_message_iterator_seek_beginning(
+       seek_beg_status = bt_message_iterator_seek_beginning(
                debug_info_msg_iter->msg_iter);
        if (seek_beg_status != BT_MESSAGE_ITERATOR_SEEK_BEGINNING_STATUS_OK) {
                status = (int) seek_beg_status;
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