yaffs: Clean up as per Ryan's comments
[yaffs2.git] / yaffs_packedtags1.c
index 920fed2..b35efe0 100644 (file)
@@ -1,39 +1,56 @@
+/*
+ * YAFFS: Yet Another Flash File System. A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ *   for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Charles Manning <charles@aleph1.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
 #include "yaffs_packedtags1.h"
 #include "yportenv.h"
 
-void yaffs_PackTags1(yaffs_PackedTags1 * pt, const yaffs_ExtendedTags * t)
+static const u8 all_ff[20] = {
+       0xff, 0xff, 0xff, 0xff,
+       0xff, 0xff, 0xff, 0xff,
+       0xff, 0xff, 0xff, 0xff,
+       0xff, 0xff, 0xff, 0xff,
+       0xff, 0xff, 0xff, 0xff
+};
+
+void yaffs_pack_tags1(struct yaffs_packed_tags1 *pt,
+                     const struct yaffs_ext_tags *t)
 {
-       pt->chunkId = t->chunkId;
-       pt->serialNumber = t->serialNumber;
-       pt->byteCount = t->byteCount;
-       pt->objectId = t->objectId;
+       pt->chunk_id = t->chunk_id;
+       pt->serial_number = t->serial_number;
+       pt->n_bytes = t->n_bytes;
+       pt->obj_id = t->obj_id;
        pt->ecc = 0;
-       pt->deleted = (t->chunkDeleted) ? 0 : 1;
-       pt->unusedStuff = 0;
-       pt->shouldBeFF = 0xFFFFFFFF;
-
+       pt->deleted = (t->is_deleted) ? 0 : 1;
+       pt->unused_stuff = 0;
+       pt->should_be_ff = 0xFFFFFFFF;
 }
 
-void yaffs_UnpackTags1(yaffs_ExtendedTags * t, const yaffs_PackedTags1 * pt)
+void yaffs_unpack_tags1(struct yaffs_ext_tags *t,
+                       const struct yaffs_packed_tags1 *pt)
 {
-       static const __u8 allFF[] =
-           { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
-0xff };
 
-       if (memcmp(allFF, pt, sizeof(yaffs_PackedTags1))) {
-               t->blockBad = 0;
-               if (pt->shouldBeFF != 0xFFFFFFFF) {
-                       t->blockBad = 1;
-               }
-               t->chunkUsed = 1;
-               t->objectId = pt->objectId;
-               t->chunkId = pt->chunkId;
-               t->byteCount = pt->byteCount;
-               t->eccResult = YAFFS_ECC_RESULT_NO_ERROR;
-               t->chunkDeleted = (pt->deleted) ? 0 : 1;
-               t->serialNumber = pt->serialNumber;
+       if (memcmp(all_ff, pt, sizeof(struct yaffs_packed_tags1))) {
+               t->block_bad = 0;
+               if (pt->should_be_ff != 0xFFFFFFFF)
+                       t->block_bad = 1;
+               t->chunk_used = 1;
+               t->obj_id = pt->obj_id;
+               t->chunk_id = pt->chunk_id;
+               t->n_bytes = pt->n_bytes;
+               t->ecc_result = YAFFS_ECC_RESULT_NO_ERROR;
+               t->is_deleted = (pt->deleted) ? 0 : 1;
+               t->serial_number = pt->serial_number;
        } else {
-               memset(t, 0, sizeof(yaffs_ExtendedTags));
-
+               memset(t, 0, sizeof(struct yaffs_ext_tags));
        }
 }