Implemented PTS attributes Request File Metadata, Unix-Style File Metadata

2011-09-10 22:39:55 +02:00
parent 31ac5b0d6b
commit d883495418
10 changed files with 1132 additions and 5 deletions
@@ -0,0 +1,135 @@
+/*
+ * Copyright (C) 2011 Sansar Choinyambuu
+ * HSR Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#include "pts_file_meta.h"
+
+#include <utils/linked_list.h>
+#include <debug.h>
+
+typedef struct private_pts_file_meta_t private_pts_file_meta_t;
+
+/**
+ * Private data of a pts_file_meta_t object.
+ *
+ */
+struct private_pts_file_meta_t {
+
+	/**
+	 * Public pts_file_meta_t interface.
+	 */
+	pts_file_meta_t public;
+
+	/**
+	 * List of File Metadata
+	 */
+	linked_list_t *list;
+};
+
+/**
+ * Free an pts_file_metadata_t object
+ */
+static void free_entry(pts_file_metadata_t *entry)
+{
+	if (entry)
+	{
+		free(entry->filename);
+		free(entry);
+	}
+}
+
+METHOD(pts_file_meta_t, get_file_count, int,
+	private_pts_file_meta_t *this)
+{
+	return this->list->get_count(this->list);
+}
+
+METHOD(pts_file_meta_t, add, void,
+	private_pts_file_meta_t *this, char *filename, pts_file_type_t type,
+	u_int64_t filesize, time_t create_time, time_t last_modify_time, time_t last_access_time,
+	u_int64_t owner_id, u_int64_t group_id)
+{
+	pts_file_metadata_t *entry;
+
+	entry = malloc_thing(pts_file_metadata_t);
+	
+	entry->filename = strdup(filename);
+ 	entry->meta_length = PTS_FILE_METADATA_SIZE + strlen(entry->filename);
+	entry->type = type;
+	entry->filesize = filesize;
+	entry->create_time = create_time;
+	entry->last_modify_time = last_modify_time;
+	entry->last_access_time = last_access_time;
+	entry->owner_id = owner_id;
+	entry->group_id = group_id;
+	
+	this->list->insert_last(this->list, entry);
+}
+
+/**
+ * Enumerate file metadata entries
+ */
+static bool entry_filter(void *null, pts_file_metadata_t **entry,
+							char **filename,  void *i2, u_int16_t *meta_length, void *i3,
+							pts_file_type_t *type, void *i4, u_int64_t *filesize, void *i5,
+							time_t *create_time, void *i6, time_t *last_modify_time, void *i7,
+							time_t *last_access_time, void *i8, u_int64_t *owner_id, void *i9,
+							u_int64_t *group_id)
+{
+	*filename = (*entry)->filename;
+	*meta_length = (*entry)->meta_length;
+	*type = (*entry)->type;
+	*filesize = (*entry)->filesize;
+	*create_time = (*entry)->create_time;
+	*last_modify_time = (*entry)->last_modify_time;
+	*last_access_time = (*entry)->last_access_time;
+	*owner_id = (*entry)->owner_id;
+	*group_id = (*entry)->group_id;
+	return TRUE;
+}
+
+METHOD(pts_file_meta_t, create_enumerator, enumerator_t*,
+	private_pts_file_meta_t *this)
+{
+	return enumerator_create_filter(this->list->create_enumerator(this->list),
+								   (void*)entry_filter, NULL, NULL);
+}
+
+METHOD(pts_file_meta_t, destroy, void,
+	private_pts_file_meta_t *this)
+{
+	this->list->destroy_function(this->list, (void *)free_entry);
+	free(this);
+}
+
+/**
+ * See header
+ */
+pts_file_meta_t *pts_file_meta_create()
+{
+	private_pts_file_meta_t *this;
+
+	INIT(this,
+		.public = {
+			.get_file_count = _get_file_count,
+			.add = _add,
+			.create_enumerator = _create_enumerator,
+			.destroy = _destroy,
+		},
+		.list = linked_list_create(),
+	);
+
+	return &this->public;
+}
+