1 files changed, 0 insertions, 201 deletions
diff --git a/fs/yaffs2/yaffs_nameval.c b/fs/yaffs2/yaffs_nameval.c
deleted file mode 100644
index daa36f9..0000000
--- a/fs/yaffs2/yaffs_nameval.c
+++ /dev/null
@@ -1,201 +0,0 @@
-/*
- * 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.
- */
-
-/*
- * This simple implementation of a name-value store assumes a small number of values and fits
- * into a small finite buffer.
- *
- * Each attribute is stored as a record:
- *  sizeof(int) bytes   record size.
- *  strnlen+1 bytes name null terminated.
- *  nbytes    value.
- *  ----------
- *  total size  stored in record size 
- *
- * This code has not been tested with unicode yet.
- */
-
-#include "yaffs_nameval.h"
-
-#include "yportenv.h"
-
-static int nval_find(const char *xb, int xb_size, const YCHAR * name,
-		     int *exist_size)
-{
-	int pos = 0;
-	int size;
-
-	memcpy(&size, xb, sizeof(int));
-	while (size > 0 && (size < xb_size) && (pos + size < xb_size)) {
-		if (strncmp
-		    ((YCHAR *) (xb + pos + sizeof(int)), name, size) == 0) {
-			if (exist_size)
-				*exist_size = size;
-			return pos;
-		}
-		pos += size;
-		if (pos < xb_size - sizeof(int))
-			memcpy(&size, xb + pos, sizeof(int));
-		else
-			size = 0;
-	}
-	if (exist_size)
-		*exist_size = 0;
-	return -1;
-}
-
-static int nval_used(const char *xb, int xb_size)
-{
-	int pos = 0;
-	int size;
-
-	memcpy(&size, xb + pos, sizeof(int));
-	while (size > 0 && (size < xb_size) && (pos + size < xb_size)) {
-		pos += size;
-		if (pos < xb_size - sizeof(int))
-			memcpy(&size, xb + pos, sizeof(int));
-		else
-			size = 0;
-	}
-	return pos;
-}
-
-int nval_del(char *xb, int xb_size, const YCHAR * name)
-{
-	int pos = nval_find(xb, xb_size, name, NULL);
-	int size;
-
-	if (pos >= 0 && pos < xb_size) {
-		/* Find size, shift rest over this record, then zero out the rest of buffer */
-		memcpy(&size, xb + pos, sizeof(int));
-		memcpy(xb + pos, xb + pos + size, xb_size - (pos + size));
-		memset(xb + (xb_size - size), 0, size);
-		return 0;
-	} else {
-		return -ENODATA;
-        }
-}
-
-int nval_set(char *xb, int xb_size, const YCHAR * name, const char *buf,
-	     int bsize, int flags)
-{
-	int pos;
-	int namelen = strnlen(name, xb_size);
-	int reclen;
-	int size_exist = 0;
-	int space;
-	int start;
-
-	pos = nval_find(xb, xb_size, name, &size_exist);
-
-	if (flags & XATTR_CREATE && pos >= 0)
-		return -EEXIST;
-	if (flags & XATTR_REPLACE && pos < 0)
-		return -ENODATA;
-
-	start = nval_used(xb, xb_size);
-	space = xb_size - start + size_exist;
-
-	reclen = (sizeof(int) + namelen + 1 + bsize);
-
-	if (reclen > space)
-		return -ENOSPC;
-
-	if (pos >= 0) {
-		nval_del(xb, xb_size, name);
-		start = nval_used(xb, xb_size);
-	}
-
-	pos = start;
-
-	memcpy(xb + pos, &reclen, sizeof(int));
-	pos += sizeof(int);
-	strncpy((YCHAR *) (xb + pos), name, reclen);
-	pos += (namelen + 1);
-	memcpy(xb + pos, buf, bsize);
-	return 0;
-}
-
-int nval_get(const char *xb, int xb_size, const YCHAR * name, char *buf,
-	     int bsize)
-{
-	int pos = nval_find(xb, xb_size, name, NULL);
-	int size;
-
-	if (pos >= 0 && pos < xb_size) {
-
-		memcpy(&size, xb + pos, sizeof(int));
-		pos += sizeof(int);	/* advance past record length */
-		size -= sizeof(int);
-
-		/* Advance over name string */
-		while (xb[pos] && size > 0 && pos < xb_size) {
-			pos++;
-			size--;
-		}
-		/*Advance over NUL */
-		pos++;
-		size--;
-
-		if (size <= bsize) {
-			memcpy(buf, xb + pos, size);
-			return size;
-		}
-
-	}
-	if (pos >= 0)
-		return -ERANGE;
-	else
-		return -ENODATA;
-}
-
-int nval_list(const char *xb, int xb_size, char *buf, int bsize)
-{
-	int pos = 0;
-	int size;
-	int name_len;
-	int ncopied = 0;
-	int filled = 0;
-
-	memcpy(&size, xb + pos, sizeof(int));
-	while (size > sizeof(int) && size <= xb_size && (pos + size) < xb_size
-	       && !filled) {
-		pos += sizeof(int);
-		size -= sizeof(int);
-		name_len = strnlen((YCHAR *) (xb + pos), size);
-		if (ncopied + name_len + 1 < bsize) {
-			memcpy(buf, xb + pos, name_len * sizeof(YCHAR));
-			buf += name_len;
-			*buf = '\0';
-			buf++;
-			if (sizeof(YCHAR) > 1) {
-				*buf = '\0';
-				buf++;
-			}
-			ncopied += (name_len + 1);
-		} else {
-			filled = 1;
-                }
-		pos += size;
-		if (pos < xb_size - sizeof(int))
-			memcpy(&size, xb + pos, sizeof(int));
-		else
-			size = 0;
-	}
-	return ncopied;
-}
-
-int nval_hasvalues(const char *xb, int xb_size)
-{
-	return nval_used(xb, xb_size) > 0;
-}