143 lines
3.9 KiB
C
143 lines
3.9 KiB
C
/*
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* Copyright (C) 2004, 2005 Filip Pizlo. All rights reserved.
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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 FILIP PIZLO ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL FILIP PIZLO OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* 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
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "tsf_internal.h"
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#ifdef HAVE_ZLIB
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#include <zlib.h>
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#endif
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#ifdef HAVE_BZIP2
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#include <bzlib.h>
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#endif
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#include <string.h>
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#ifdef HAVE_STRINGS_H
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#include <strings.h>
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#endif
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void tsf_zip_wtr_attr_get_default(tsf_zip_wtr_attr_t *attr) {
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memset(attr,0,sizeof(tsf_zip_wtr_attr_t));
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attr->mode=TSF_ZIP_NONE;
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}
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tsf_bool_t tsf_zip_wtr_attr_get_zlib_default(tsf_zip_wtr_attr_t *attr) {
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if (attr!=NULL) {
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memset(attr,0,sizeof(tsf_zip_wtr_attr_t));
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}
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#ifdef HAVE_ZLIB
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if (attr!=NULL) {
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attr->mode=TSF_ZIP_ZLIB;
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attr->buf_size=65536;
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attr->u.z.advanced_init=tsf_false;
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attr->u.z.level=Z_DEFAULT_COMPRESSION;
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attr->u.z.method=Z_DEFLATED;
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attr->u.z.windowBits=15;
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attr->u.z.memLevel=8;
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attr->u.z.strategy=Z_DEFAULT_STRATEGY;
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}
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return tsf_true;
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#else
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tsf_set_error(TSF_E_NOT_SUPPORTED,
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"zlib support is not configured.");
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return tsf_false;
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#endif
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}
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tsf_bool_t tsf_zip_wtr_attr_get_bzip2_default(tsf_zip_wtr_attr_t *attr) {
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if (attr!=NULL) {
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memset(attr,0,sizeof(tsf_zip_wtr_attr_t));
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}
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#ifdef HAVE_BZIP2
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if (attr!=NULL) {
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attr->mode=TSF_ZIP_BZIP2;
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attr->buf_size=65536;
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attr->u.b.blockSize100k=9;
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attr->u.b.verbosity=0;
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attr->u.b.workFactor=0;
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}
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return tsf_true;
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#else
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tsf_set_error(TSF_E_NOT_SUPPORTED,
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"libbzip2 support is not configured.");
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return tsf_false;
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#endif
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}
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tsf_bool_t tsf_zip_wtr_attr_get_for_mode(tsf_zip_wtr_attr_t *attr,
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tsf_zip_mode_t mode) {
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switch (mode) {
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case TSF_ZIP_NONE:
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tsf_zip_wtr_attr_get_default(attr);
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break;
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case TSF_ZIP_ZLIB:
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tsf_zip_wtr_attr_get_zlib_default(attr);
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break;
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case TSF_ZIP_BZIP2:
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tsf_zip_wtr_attr_get_bzip2_default(attr);
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break;
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default:
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tsf_set_error(TSF_E_INVALID_ARG,
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"Invalid mode in tsf_zpi_wtr_attr_get_for_mode(): %d",
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mode);
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return tsf_false;
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}
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return tsf_true;
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}
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void tsf_zip_rdr_attr_get_default(tsf_zip_rdr_attr_t *attr) {
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#ifdef HAVE_ZLIB
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attr->z.allow=tsf_true;
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#else
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attr->z.allow=tsf_false;
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#endif
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attr->z.buf_size=65536;
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attr->z.advanced_init=tsf_false;
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attr->z.windowBits=15;
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#ifdef HAVE_BZIP2
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attr->b.allow=tsf_true;
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#else
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attr->b.allow=tsf_false;
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#endif
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attr->b.buf_size=65536;
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attr->b.verbosity=0;
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attr->b.small=0;
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}
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void tsf_zip_rdr_attr_get_nozip(tsf_zip_rdr_attr_t *attr) {
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tsf_zip_rdr_attr_get_default(attr);
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attr->z.allow=tsf_false;
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attr->b.allow=tsf_false;
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}
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tsf_bool_t tsf_zip_rdr_attr_is_nozip(tsf_zip_rdr_attr_t *attr) {
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return !attr->z.allow && !attr->b.allow;
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}
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