From bfd20a42a584efb1164db373e5402092d8a2ed03 Mon Sep 17 00:00:00 2001
From: =?utf8?q?J=C3=A9r=C3=A9mie=20Galarneau?=
 <jeremie.galarneau@efficios.com>
Date: Tue, 19 May 2015 22:32:07 -0400
Subject: [PATCH] Start ctf reader implementation stub
MIME-Version: 1.0
Content-Type: text/plain; charset=utf8
Content-Transfer-Encoding: 8bit

Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
---
 include/babeltrace/plugin/plugin-system.h |  2 +-
 plugins/ctf/reader.c                      | 97 ++++++++++++++++++++---
 2 files changed, 87 insertions(+), 12 deletions(-)

diff --git a/include/babeltrace/plugin/plugin-system.h b/include/babeltrace/plugin/plugin-system.h
index 67406353..a606a459 100644
--- a/include/babeltrace/plugin/plugin-system.h
+++ b/include/babeltrace/plugin/plugin-system.h
@@ -99,7 +99,7 @@ extern struct bt_plugin *bt_plugin_sink_create(const char *name,
 
 /* Notification iterator functions */
 /**
- * Allocate an notification iterator.
+ * Allocate a notification iterator.
  *
  * @param plugin		Plug-in instance
  * @param next_cb		Callback advancing to the next notification
diff --git a/plugins/ctf/reader.c b/plugins/ctf/reader.c
index f642e3c7..181d400a 100644
--- a/plugins/ctf/reader.c
+++ b/plugins/ctf/reader.c
@@ -1,28 +1,103 @@
-enum bt_plugin_type bt_plugin_get_type(void)
+#include <babeltrace/plugin/plugin-lib.h>
+#include <babeltrace/plugin/plugin-system.h>
+#include <glib.h>
+#include <stdio.h>
+
+const char *plugin_name = "ctf";
+
+struct ctf_reader {
+        FILE *err;
+};
+
+enum bt_plugin_type bt_plugin_lib_get_type(void)
 {
 	return BT_PLUGIN_TYPE_SOURCE;
 }
 
-const char *bt_plugin_get_format_name(void)
+const char *bt_plugin_lib_get_format_name(void)
 {
-	return "ctf";
+	return plugin_name;
 }
 
-static struct bt_notification_iterator *create_iterator(struct bt_plugin *plugin)
+static
+void ctf_reader_destroy(struct bt_plugin *plugin)
 {
-	return NULL;
+	struct ctf_reader *reader;
+
+	if (!plugin) {
+		return;
+	}
+
+	reader = bt_plugin_get_private_data(plugin);
+	if (!reader) {
+		return;
+	}
+
+	g_free(reader);
 }
 
-static void destroy_mein_shitzle(struct bt_plugin *plugin)
+static
+struct bt_notification_iterator *ctf_reader_iterator_create(
+		struct bt_plugin *plugin)
 {
-	free(bt_plugin_get_data(plugin));
+	return NULL;
 }
 
-struct bt_plugin *bt_plugin_create(struct bt_ctf_field *params)
+/* Move this to bt_plugin */
+static
+enum bt_plugin_status ctf_reader_set_error_stream(
+		struct bt_plugin *plugin, FILE *stream)
 {
-	void *mein_shit = 0x4589;
+	struct ctf_reader *reader;
+	enum bt_plugin_status ret = BT_PLUGIN_STATUS_OK;
 
-	return bt_plugin_source_create("ctf", mein_shit, destroy_func,
-		create_iterator);
+	if (!plugin) {
+		ret = BT_PLUGIN_STATUS_INVAL;
+		goto end;
+	}
+
+	reader = bt_plugin_get_private_data(plugin);
+	if (!reader) {
+		ret = BT_PLUGIN_STATUS_ERROR;
+		goto end;
+	}
+
+	reader->stream = stream;
+end:
+	return ret;
 }
 
+struct bt_plugin *bt_plugin_lib_create(struct bt_object *params)
+{
+	enum bt_plugin_status ret;
+	struct bt_plugin *plugin = NULL;
+	struct ctf_reader *reader = g_new0(struct ctf_reader, 1);
+
+	if (!reader) {
+		goto error;
+	}
+
+	plugin = bt_plugin_source_create(plugin_name, reader,
+		ctf_reader_destroy, ctf_reader_iterator_create);
+	if (!plugin) {
+		goto error;
+	}
+	reader = NULL;
+
+	ret = bt_plugin_set_error_stream_cb(plugin,
+		ctf_reader_set_error_stream);
+	if (ret != BT_PLUGIN_STATUS_OK) {
+		goto error;
+	}
+end:
+	return plugin;
+error:
+	if (reader) {
+		ctf_reader_destroy(reader);
+	}
+	if (plugin) {
+		bt_plugin_put(plugin);
+		plugin = NULL;
+	}
+	goto end;
+}
-- 
2.34.1