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-rw-r--r--target/linux/ar71xx/patches-3.7/310-lib-add-rle-decompression.patch114
1 files changed, 0 insertions, 114 deletions
diff --git a/target/linux/ar71xx/patches-3.7/310-lib-add-rle-decompression.patch b/target/linux/ar71xx/patches-3.7/310-lib-add-rle-decompression.patch
deleted file mode 100644
index b302571228..0000000000
--- a/target/linux/ar71xx/patches-3.7/310-lib-add-rle-decompression.patch
+++ /dev/null
@@ -1,114 +0,0 @@
---- a/lib/Kconfig
-+++ b/lib/Kconfig
-@@ -194,6 +194,9 @@ config LZMA_COMPRESS
- config LZMA_DECOMPRESS
- tristate
-
-+config RLE_DECOMPRESS
-+ tristate
-+
- #
- # These all provide a common interface (hence the apparent duplication with
- # ZLIB_INFLATE; DECOMPRESS_GZIP is just a wrapper.)
---- a/lib/Makefile
-+++ b/lib/Makefile
-@@ -85,6 +85,7 @@ obj-$(CONFIG_XZ_DEC) += xz/
- obj-$(CONFIG_RAID6_PQ) += raid6/
- obj-$(CONFIG_LZMA_COMPRESS) += lzma/
- obj-$(CONFIG_LZMA_DECOMPRESS) += lzma/
-+obj-$(CONFIG_RLE_DECOMPRESS) += rle.o
-
- lib-$(CONFIG_DECOMPRESS_GZIP) += decompress_inflate.o
- lib-$(CONFIG_DECOMPRESS_BZIP2) += decompress_bunzip2.o
---- /dev/null
-+++ b/include/linux/rle.h
-@@ -0,0 +1,8 @@
-+#ifndef _RLE_H_
-+#define _RLE_H_
-+
-+int rle_decode(const unsigned char *src, size_t srclen,
-+ unsigned char *dst, size_t dstlen,
-+ size_t *src_done, size_t *dst_done);
-+
-+#endif /* _RLE_H_ */
---- /dev/null
-+++ b/lib/rle.c
-@@ -0,0 +1,78 @@
-+/*
-+ * RLE decoding routine
-+ *
-+ * Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
-+ *
-+ * 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 <linux/kernel.h>
-+#include <linux/module.h>
-+#include <linux/rle.h>
-+
-+int rle_decode(const unsigned char *src, size_t srclen,
-+ unsigned char *dst, size_t dstlen,
-+ size_t *src_done, size_t *dst_done)
-+{
-+ size_t srcpos, dstpos;
-+ int ret;
-+
-+ srcpos = 0;
-+ dstpos = 0;
-+ ret = -EINVAL;
-+
-+ /* sanity checks */
-+ if (!src || !srclen || !dst || !dstlen)
-+ goto out;
-+
-+ while (1) {
-+ char count;
-+
-+ if (srcpos >= srclen)
-+ break;
-+
-+ count = (char) src[srcpos++];
-+ if (count == 0) {
-+ ret = 0;
-+ break;
-+ }
-+
-+ if (count > 0) {
-+ unsigned char c;
-+
-+ if (srcpos >= srclen)
-+ break;
-+
-+ c = src[srcpos++];
-+
-+ while (count--) {
-+ if (dstpos >= dstlen)
-+ break;
-+
-+ dst[dstpos++] = c;
-+ }
-+ } else {
-+ count *= -1;
-+
-+ while (count--) {
-+ if (srcpos >= srclen)
-+ break;
-+ if (dstpos >= dstlen)
-+ break;
-+ dst[dstpos++] = src[srcpos++];
-+ }
-+ }
-+ }
-+
-+out:
-+ if (src_done)
-+ *src_done = srcpos;
-+ if (dst_done)
-+ *dst_done = dstpos;
-+
-+ return ret;
-+}
-+
-+EXPORT_SYMBOL_GPL(rle_decode);