--- /dev/null
+/*
+ * component.c
+ *
+ * Babeltrace Plugin Component
+ *
+ * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * Author: Jérémie Galarneau <jeremie.galarneau@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.
+ */
+
+#include <babeltrace/plugin/component-internal.h>
+#include <babeltrace/babeltrace-internal.h>
+#include <babeltrace/compiler.h>
+
+static void bt_component_destroy(struct bt_ctf_ref *ref);
+
+const char *bt_component_get_name(struct bt_component *component)
+{
+ const char *ret = NULL;
+
+ if (!component) {
+ goto end;
+ }
+
+ ret = component->name->str;
+end:
+ return ret;
+}
+
+enum bt_component_status bt_component_set_name(struct bt_component *component,
+ const char *name)
+{
+ enum bt_component_status ret = BT_COMPONENT_STATUS_OK;
+
+ if (!component || !name || name[0] == '\0') {
+ ret = BT_COMPONENT_STATUS_INVAL;
+ goto end;
+ }
+
+ g_string_assign(component->name, name);
+end:
+ return ret;
+}
+
+enum bt_component_type bt_component_get_type(struct bt_component *component)
+{
+ enum bt_component_type type = BT_COMPONENT_TYPE_UNKNOWN;
+
+ if (!component) {
+ goto end;
+ }
+
+ type = component->type;
+end:
+ return type;
+}
+
+enum bt_component_status bt_component_set_error_stream(
+ struct bt_component *component, FILE *stream)
+{
+ enum bt_component_status ret = BT_COMPONENT_STATUS_OK;
+
+ if (!component) {
+ ret = BT_COMPONENT_STATUS_INVAL;
+ goto end;
+ }
+
+ component->error_stream = stream;
+end:
+ return ret;
+}
+
+void bt_component_get(struct bt_component *component)
+{
+ if (!component) {
+ return;
+ }
+
+ bt_ctf_ref_get(&component->ref_count);
+}
+
+void bt_component_put(struct bt_component *component)
+{
+ if (!component) {
+ return;
+ }
+
+ bt_ctf_ref_put(&component->ref_count, bt_component_destroy);
+}
+
+BT_HIDDEN
+enum bt_component_status bt_component_init(struct bt_component *component, const char *name,
+ void *user_data, bt_component_destroy_cb user_destroy_func,
+ enum bt_component_type component_type,
+ bt_component_destroy_cb component_destroy)
+{
+ enum bt_component_status ret = BT_COMPONENT_STATUS_OK;
+
+ if (!component || !name || name[0] == '\0' ||
+ !user_destroy_func || !user_data || !component_destroy) {
+ ret = BT_COMPONENT_STATUS_INVAL;
+ goto end;
+ }
+
+ bt_ctf_ref_init(&component->ref_count);
+ component->type = component_type;
+ component->user_data = user_data;
+ component->user_data_destroy = user_destroy_func;
+ component->destroy = component_destroy;
+
+ component->name = g_string_new(name);
+ if (!component->name) {
+ ret = BT_COMPONENT_STATUS_NOMEM;
+ goto end;
+ }
+end:
+ return ret;
+}
+
+void *bt_component_get_private_data(struct bt_component *component)
+{
+ void *ret = NULL;
+
+ if (!component) {
+ goto end;
+ }
+
+ ret = component->user_data;
+end:
+ return ret;
+}
+
+enum bt_component_status
+bt_component_set_private_data(struct bt_component *component,
+ void *data)
+{
+ enum bt_component_status ret = BT_COMPONENT_STATUS_OK;
+
+ if (!component) {
+ ret = BT_COMPONENT_STATUS_INVAL;
+ goto end;
+ }
+
+ component->user_data = data;
+end:
+ return ret;
+}
+
+static
+void bt_component_destroy(struct bt_ctf_ref *ref)
+{
+ struct bt_component *component = NULL;
+
+ if (!ref) {
+ return;
+ }
+
+ component = container_of(ref, struct bt_component, ref_count);
+
+ /**
+ * User data is destroyed first, followed by the concrete component
+ * instance.
+ */
+ assert(!component->user_data || component->user_data_destroy);
+ component->user_data_destroy(component->user_data);
+
+ g_string_free(component->name, TRUE);
+
+ assert(component->destroy);
+ component->destroy(component);
+}
+++ /dev/null
-/*
- * plugin.c
- *
- * Babeltrace Plugin
- *
- * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Author: Jérémie Galarneau <jeremie.galarneau@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.
- */
-
-#include <babeltrace/plugin/plugin-internal.h>
-#include <babeltrace/babeltrace-internal.h>
-#include <babeltrace/compiler.h>
-
-static void bt_plugin_destroy(struct bt_ctf_ref *ref);
-
-const char *bt_plugin_get_name(struct bt_plugin *plugin)
-{
- const char *ret = NULL;
-
- if (!plugin) {
- goto end;
- }
-
- ret = plugin->name->str;
-end:
- return ret;
-}
-
-enum bt_plugin_status bt_plugin_set_name(struct bt_plugin *plugin,
- const char *name)
-{
- enum bt_plugin_status ret = BT_PLUGIN_STATUS_OK;
-
- if (!plugin || !name || name[0] == '\0') {
- ret = BT_PLUGIN_STATUS_INVAL;
- goto end;
- }
-
- g_string_assign(plugin->name, name);
-end:
- return ret;
-}
-
-enum bt_plugin_type bt_plugin_get_type(struct bt_plugin *plugin)
-{
- enum bt_plugin_type type = BT_PLUGIN_TYPE_UNKNOWN;
-
- if (!plugin) {
- goto end;
- }
-
- type = plugin->type;
-end:
- return type;
-}
-
-enum bt_plugin_status bt_plugin_set_error_stream(
- struct bt_plugin *plugin, FILE *stream)
-{
- enum bt_plugin_status ret = BT_PLUGIN_STATUS_OK;
-
- if (!plugin) {
- ret = BT_PLUGIN_STATUS_INVAL;
- goto end;
- }
-
- plugin->error_stream = stream;
-end:
- return ret;
-}
-
-void bt_plugin_get(struct bt_plugin *plugin)
-{
- if (!plugin) {
- return;
- }
-
- bt_ctf_ref_get(&plugin->ref_count);
-}
-
-void bt_plugin_put(struct bt_plugin *plugin)
-{
- if (!plugin) {
- return;
- }
-
- bt_ctf_ref_put(&plugin->ref_count, bt_plugin_destroy);
-}
-
-BT_HIDDEN
-enum bt_plugin_status bt_plugin_init(struct bt_plugin *plugin, const char *name,
- void *user_data, bt_plugin_destroy_cb user_destroy_func,
- enum bt_plugin_type plugin_type,
- bt_plugin_destroy_cb plugin_destroy)
-{
- enum bt_plugin_status ret = BT_PLUGIN_STATUS_OK;
-
- if (!plugin || !name || name[0] == '\0' ||
- !user_destroy_func || !user_data || !plugin_destroy) {
- ret = BT_PLUGIN_STATUS_INVAL;
- goto end;
- }
-
- bt_ctf_ref_init(&plugin->ref_count);
- plugin->type = plugin_type;
- plugin->user_data = user_data;
- plugin->user_data_destroy = user_destroy_func;
- plugin->destroy = plugin_destroy;
-
- plugin->name = g_string_new(name);
- if (!plugin->name) {
- ret = BT_PLUGIN_STATUS_NOMEM;
- goto end;
- }
-end:
- return ret;
-}
-
-void *bt_plugin_get_private_data(struct bt_plugin *plugin)
-{
- void *ret = NULL;
-
- if (!plugin) {
- goto end;
- }
-
- ret = plugin->user_data;
-end:
- return ret;
-}
-
-static
-void bt_plugin_destroy(struct bt_ctf_ref *ref)
-{
- struct bt_plugin *plugin = NULL;
-
- if (!ref) {
- return;
- }
-
- plugin = container_of(ref, struct bt_plugin, ref_count);
-
- /**
- * Destroy user data, base and source/filter/sink last since
- * it will deallocate the plugin.
- */
- assert(plugin->user_data_destroy);
- plugin->user_data_destroy(plugin->user_data);
-
- g_string_free(plugin->name, TRUE);
-
- assert(plugin->destroy);
- plugin->destroy(plugin);
-}
projects / babeltrace.git / commitdiff
