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5e3934b15a
Apply the following automated changes to try to eliminate no-longer-needed sys/cdefs.h includes as well as now-empty blank lines in a row. Remove /^#if.*\n#endif.*\n#include\s+<sys/cdefs.h>.*\n/ Remove /\n+#include\s+<sys/cdefs.h>.*\n+#if.*\n#endif.*\n+/ Remove /\n+#if.*\n#endif.*\n+/ Remove /^#if.*\n#endif.*\n/ Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/types.h>/ Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/param.h>/ Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/capsicum.h>/ Sponsored by: Netflix
110 lines
3.2 KiB
C
110 lines
3.2 KiB
C
/*
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* Copyright (c) 2004-2016 Maxim Sobolev <sobomax@FreeBSD.org>
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* Copyright (c) 2011 Aleksandr Rybalko <ray@ddteam.net>
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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 AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <err.h>
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#include <stdint.h>
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#include <lzma.h>
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#include "mkuzip.h"
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#include "mkuz_blk.h"
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#include "mkuz_lzma.h"
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struct mkuz_lzma {
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lzma_filter filters[2];
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lzma_options_lzma opt_lzma;
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lzma_stream strm;
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};
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size_t
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mkuz_lzma_cbound(size_t blksz)
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{
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return (lzma_stream_buffer_bound(blksz));
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}
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void *
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mkuz_lzma_init(int *comp_level)
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{
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struct mkuz_lzma *ulp;
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if (*comp_level == USE_DEFAULT_LEVEL)
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*comp_level = LZMA_PRESET_DEFAULT;
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if (*comp_level < 0 || *comp_level > 9)
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errx(1, "provided compression level %d is invalid",
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*comp_level);
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/* Not reached */
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ulp = mkuz_safe_zmalloc(sizeof(struct mkuz_lzma));
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/* Init lzma encoder */
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ulp->strm = (lzma_stream)LZMA_STREAM_INIT;
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if (lzma_lzma_preset(&ulp->opt_lzma, *comp_level))
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errx(1, "Error loading LZMA preset");
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ulp->filters[0].id = LZMA_FILTER_LZMA2;
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ulp->filters[0].options = &ulp->opt_lzma;
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ulp->filters[1].id = LZMA_VLI_UNKNOWN;
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return (void *)ulp;
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}
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void
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mkuz_lzma_compress(void *p, const struct mkuz_blk *iblk, struct mkuz_blk *oblk)
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{
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lzma_ret ret;
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struct mkuz_lzma *ulp;
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ulp = (struct mkuz_lzma *)p;
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ret = lzma_stream_encoder(&ulp->strm, ulp->filters, LZMA_CHECK_CRC32);
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if (ret != LZMA_OK) {
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if (ret == LZMA_MEMLIMIT_ERROR)
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errx(1, "can't compress data: LZMA_MEMLIMIT_ERROR");
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errx(1, "can't compress data: LZMA compressor ERROR");
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}
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ulp->strm.next_in = iblk->data;
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ulp->strm.avail_in = iblk->info.len;
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ulp->strm.next_out = oblk->data;
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ulp->strm.avail_out = oblk->alen;
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ret = lzma_code(&ulp->strm, LZMA_FINISH);
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if (ret != LZMA_STREAM_END)
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errx(1, "lzma_code FINISH failed, code=%d, pos(in=%zd, "
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"out=%zd)", ret, (iblk->info.len - ulp->strm.avail_in),
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(oblk->alen - ulp->strm.avail_out));
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#if 0
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lzma_end(&ulp->strm);
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#endif
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oblk->info.len = oblk->alen - ulp->strm.avail_out;
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}
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