48 lines
2 KiB
C
48 lines
2 KiB
C
/*
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* Copyright (c) 2012 Dave Vasilevsky <dave@vasilevsky.ca>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "squash/decompress.h"
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#include "squash/squashfs_fs.h"
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#include "lz4.h"
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#include <assert.h>
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#include <stdio.h>
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#define SQFS_COMP_LZ4 5
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static sqfs_err sqfs_decompressor_lz4(void *in, size_t insz,
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void *out, size_t *outsz) {
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printf("decompress_safe(%p, %zd, %p, %zd)\n", in, insz, out, *outsz);
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int zout = LZ4_decompress_safe(in, out, (int)insz, (int)*outsz);
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printf("->%d", zout);
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if (zout < 0)
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return SQFS_ERR;
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*outsz = zout;
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return SQFS_OK;
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}
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sqfs_decompressor sqfs_decompressor_get(sqfs_compression_type type) {
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printf("decompressor_get type=%d\n", type);
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assert(SQFS_COMP_LZ4 == type);
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return &sqfs_decompressor_lz4;
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}
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