From 4aca87515a5083ae0e31ce3177189fd43b6d05ac Mon Sep 17 00:00:00 2001 From: Andreas Baumann Date: Sat, 3 Jan 2015 13:58:15 +0100 Subject: patch to Vanilla Tomato 1.28 --- .../lzma/C/7zip/Compress/Branch/BranchSPARC.c | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/Branch/BranchSPARC.c (limited to 'release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/Branch/BranchSPARC.c') diff --git a/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/Branch/BranchSPARC.c b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/Branch/BranchSPARC.c new file mode 100644 index 00000000..abbf1d75 --- /dev/null +++ b/release/src/linux/linux/scripts/squashfs/lzma/C/7zip/Compress/Branch/BranchSPARC.c @@ -0,0 +1,36 @@ +// BranchSPARC.c + +#include "BranchSPARC.h" + +UInt32 SPARC_Convert(Byte *data, UInt32 size, UInt32 nowPos, int encoding) +{ + UInt32 i; + for (i = 0; i + 4 <= size; i += 4) + { + if (data[i] == 0x40 && (data[i + 1] & 0xC0) == 0x00 || + data[i] == 0x7F && (data[i + 1] & 0xC0) == 0xC0) + { + UInt32 src = + ((UInt32)data[i + 0] << 24) | + ((UInt32)data[i + 1] << 16) | + ((UInt32)data[i + 2] << 8) | + ((UInt32)data[i + 3]); + + src <<= 2; + UInt32 dest; + if (encoding) + dest = nowPos + i + src; + else + dest = src - (nowPos + i); + dest >>= 2; + + dest = (((0 - ((dest >> 22) & 1)) << 22) & 0x3FFFFFFF) | (dest & 0x3FFFFF) | 0x40000000; + + data[i + 0] = (Byte)(dest >> 24); + data[i + 1] = (Byte)(dest >> 16); + data[i + 2] = (Byte)(dest >> 8); + data[i + 3] = (Byte)dest; + } + } + return i; +} -- cgit v1.2.3-54-g00ecf