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-rw-r--r--app/lzo/examples/.deps/dict.Po1
-rw-r--r--app/lzo/examples/.deps/lzopack.Po1
-rw-r--r--app/lzo/examples/.deps/overlap.Po1
-rw-r--r--app/lzo/examples/.deps/precomp.Po1
-rw-r--r--app/lzo/examples/.deps/precomp2.Po1
-rw-r--r--app/lzo/examples/.deps/simple.Po1
-rw-r--r--app/lzo/examples/Makefile.am21
-rw-r--r--app/lzo/examples/Makefile.in491
-rw-r--r--app/lzo/examples/dict.c274
-rw-r--r--app/lzo/examples/lzopack.c628
-rw-r--r--app/lzo/examples/overlap.c302
-rw-r--r--app/lzo/examples/portab.h141
-rw-r--r--app/lzo/examples/portab_a.h61
-rw-r--r--app/lzo/examples/precomp.c330
-rw-r--r--app/lzo/examples/precomp2.c382
-rw-r--r--app/lzo/examples/simple.c156
16 files changed, 0 insertions, 2792 deletions
diff --git a/app/lzo/examples/.deps/dict.Po b/app/lzo/examples/.deps/dict.Po
deleted file mode 100644
index 9ce06a81..00000000
--- a/app/lzo/examples/.deps/dict.Po
+++ /dev/null
@@ -1 +0,0 @@
-# dummy
diff --git a/app/lzo/examples/.deps/lzopack.Po b/app/lzo/examples/.deps/lzopack.Po
deleted file mode 100644
index 9ce06a81..00000000
--- a/app/lzo/examples/.deps/lzopack.Po
+++ /dev/null
@@ -1 +0,0 @@
-# dummy
diff --git a/app/lzo/examples/.deps/overlap.Po b/app/lzo/examples/.deps/overlap.Po
deleted file mode 100644
index 9ce06a81..00000000
--- a/app/lzo/examples/.deps/overlap.Po
+++ /dev/null
@@ -1 +0,0 @@
-# dummy
diff --git a/app/lzo/examples/.deps/precomp.Po b/app/lzo/examples/.deps/precomp.Po
deleted file mode 100644
index 9ce06a81..00000000
--- a/app/lzo/examples/.deps/precomp.Po
+++ /dev/null
@@ -1 +0,0 @@
-# dummy
diff --git a/app/lzo/examples/.deps/precomp2.Po b/app/lzo/examples/.deps/precomp2.Po
deleted file mode 100644
index 9ce06a81..00000000
--- a/app/lzo/examples/.deps/precomp2.Po
+++ /dev/null
@@ -1 +0,0 @@
-# dummy
diff --git a/app/lzo/examples/.deps/simple.Po b/app/lzo/examples/.deps/simple.Po
deleted file mode 100644
index 9ce06a81..00000000
--- a/app/lzo/examples/.deps/simple.Po
+++ /dev/null
@@ -1 +0,0 @@
-# dummy
diff --git a/app/lzo/examples/Makefile.am b/app/lzo/examples/Makefile.am
deleted file mode 100644
index 2c5b527e..00000000
--- a/app/lzo/examples/Makefile.am
+++ /dev/null
@@ -1,21 +0,0 @@
-## Process this file with automake to create Makefile.in
-#
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-#
-
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-
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-
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-lzopack_SOURCES = lzopack.c
-overlap_SOURCES = overlap.c
-precomp_SOURCES = precomp.c
-precomp2_SOURCES = precomp2.c
-simple_SOURCES = simple.c
-
-LDADD = ../src/liblzo2.la
-DEPENDENCIES = ../src/liblzo2.la
-
-EXTRA_DIST = portab.h portab_a.h
-
diff --git a/app/lzo/examples/Makefile.in b/app/lzo/examples/Makefile.in
deleted file mode 100644
index 4199078b..00000000
--- a/app/lzo/examples/Makefile.in
+++ /dev/null
@@ -1,491 +0,0 @@
-# Makefile.in generated by automake 1.9.6 from Makefile.am.
-# @configure_input@
-
-# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
-# 2003, 2004, 2005 Free Software Foundation, Inc.
-# This Makefile.in is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
-
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
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- @echo "it deletes files that may require special tools to rebuild."
-clean: clean-am
-
-clean-am: clean-generic clean-libtool clean-noinstPROGRAMS \
- mostlyclean-am
-
-distclean: distclean-am
- -rm -rf ./$(DEPDIR)
- -rm -f Makefile
-distclean-am: clean-am distclean-compile distclean-generic \
- distclean-libtool distclean-tags
-
-dvi: dvi-am
-
-dvi-am:
-
-html: html-am
-
-info: info-am
-
-info-am:
-
-install-data-am:
-
-install-exec-am:
-
-install-info: install-info-am
-
-install-man:
-
-installcheck-am:
-
-maintainer-clean: maintainer-clean-am
- -rm -rf ./$(DEPDIR)
- -rm -f Makefile
-maintainer-clean-am: distclean-am maintainer-clean-generic
-
-mostlyclean: mostlyclean-am
-
-mostlyclean-am: mostlyclean-compile mostlyclean-generic \
- mostlyclean-libtool
-
-pdf: pdf-am
-
-pdf-am:
-
-ps: ps-am
-
-ps-am:
-
-uninstall-am: uninstall-info-am
-
-.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \
- clean-libtool clean-noinstPROGRAMS ctags distclean \
- distclean-compile distclean-generic distclean-libtool \
- distclean-tags distdir dvi dvi-am html html-am info info-am \
- install install-am install-data install-data-am install-exec \
- install-exec-am install-info install-info-am install-man \
- install-strip installcheck installcheck-am installdirs \
- maintainer-clean maintainer-clean-generic mostlyclean \
- mostlyclean-compile mostlyclean-generic mostlyclean-libtool \
- pdf pdf-am ps ps-am tags uninstall uninstall-am \
- uninstall-info-am
-
-# Tell versions [3.59,3.63) of GNU make to not export all variables.
-# Otherwise a system limit (for SysV at least) may be exceeded.
-.NOEXPORT:
diff --git a/app/lzo/examples/dict.c b/app/lzo/examples/dict.c
deleted file mode 100644
index 3ccc9a53..00000000
--- a/app/lzo/examples/dict.c
+++ /dev/null
@@ -1,274 +0,0 @@
-/* dict.c -- example program: how to use preset dictionaries
-
- This file is part of the LZO real-time data compression library.
-
- Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer
- All Rights Reserved.
-
- The LZO library is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
-
- The LZO library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with the LZO library; see the file COPYING.
- If not, write to the Free Software Foundation, Inc.,
- 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-
- Markus F.X.J. Oberhumer
- <markus@oberhumer.com>
- http://www.oberhumer.com/opensource/lzo/
- */
-
-
-/*************************************************************************
-// This program shows how to use preset dictionaries.
-//
-// Please study LZO.FAQ and simple.c first.
-**************************************************************************/
-
-#include "lzo/lzoconf.h"
-#include "lzo/lzo1x.h"
-
-/* portability layer */
-static const char *progname = NULL;
-#define WANT_LZO_MALLOC 1
-#define WANT_LZO_FREAD 1
-#define WANT_LZO_WILDARGV 1
-#define WANT_XMALLOC 1
-#include "examples/portab.h"
-
-
-#define DICT_LEN 0xbfff
-static lzo_bytep dict;
-static lzo_uint dict_len = 0;
-static lzo_uint32_t dict_adler32;
-
-
-/*************************************************************************
-//
-**************************************************************************/
-
-static lzo_uint total_n = 0;
-static lzo_uint total_c_len = 0;
-static lzo_uint total_d_len = 0;
-
-static void print_info(const char *name, lzo_uint d_len, lzo_uint c_len)
-{
- double perc;
-
- perc = (d_len > 0) ? c_len * 100.0 / d_len : 0.0;
- printf(" | %-30s %9ld -> %9ld %7.2f%% |\n",
- name, (long) d_len, (long) c_len, perc);
-
- total_n++;
- total_c_len += c_len;
- total_d_len += d_len;
-}
-
-
-/*************************************************************************
-//
-**************************************************************************/
-
-static int do_file(const char *in_name, int compression_level)
-{
- int r;
- lzo_bytep in;
- lzo_bytep out;
- lzo_bytep newb;
- lzo_voidp wrkmem;
- lzo_uint in_len;
- lzo_uint out_len;
- lzo_uint new_len;
- long l;
- FILE *fp;
-
-/*
- * Step 1: open the input file
- */
- fp = fopen(in_name,"rb");
- if (fp == NULL)
- {
- printf("%s: %s: cannot open file\n", progname, in_name);
- return 0; /* no error */
- }
- fseek(fp, 0, SEEK_END);
- l = ftell(fp);
- fseek(fp, 0, SEEK_SET);
- if (l <= 0)
- {
- printf("%s: %s: empty file -- skipping\n", progname, in_name);
- fclose(fp); fp = NULL;
- return 0; /* no error */
- }
- in_len = (lzo_uint) l;
- if ((long) in_len != l || l > 256L * 1024L * 1024L)
- {
- printf("%s: %s: file is too big -- skipping\n", progname, in_name);
- fclose(fp); fp = NULL;
- return 0; /* no error */
- }
-
-/*
- * Step 2: allocate compression buffers and read the file
- */
- in = (lzo_bytep) xmalloc(in_len);
- out = (lzo_bytep) xmalloc(in_len + in_len / 16 + 64 + 3);
- newb = (lzo_bytep) xmalloc(in_len);
- wrkmem = (lzo_voidp) xmalloc(LZO1X_999_MEM_COMPRESS);
- if (in == NULL || out == NULL || newb == NULL || wrkmem == NULL)
- {
- printf("%s: out of memory\n", progname);
- exit(1);
- }
- in_len = (lzo_uint) lzo_fread(fp, in, in_len);
- fclose(fp); fp = NULL;
-
-/*
- * Step 3: compress from 'in' to 'out' with LZO1X-999
- */
- r = lzo1x_999_compress_level(in,in_len,out,&out_len,wrkmem,
- dict, dict_len, 0, compression_level);
- if (r != LZO_E_OK)
- {
- /* this should NEVER happen */
- printf("internal error - compression failed: %d\n", r);
- return 1;
- }
-
- print_info(in_name, in_len, out_len);
-
-/*
- * Step 4: decompress again, now going from 'out' to 'newb'
- */
- new_len = in_len;
- r = lzo1x_decompress_dict_safe(out, out_len, newb, &new_len, NULL, dict, dict_len);
- if (r != LZO_E_OK)
- {
- /* this should NEVER happen */
- printf("internal error - decompression failed: %d\n", r);
- return 1;
- }
-
-/*
- * Step 5: verify decompression
- */
- if (new_len != in_len || lzo_memcmp(in, newb, in_len) != 0)
- {
- /* this should NEVER happen */
- printf("internal error - decompression data error\n");
- return 1;
- }
-
- /* free buffers in reverse order to help malloc() */
- lzo_free(wrkmem);
- lzo_free(newb);
- lzo_free(out);
- lzo_free(in);
- return 0;
-}
-
-
-/*************************************************************************
-//
-**************************************************************************/
-
-int __lzo_cdecl_main main(int argc, char *argv[])
-{
- int i = 1;
- int r = 0;
- const char *dict_name;
- FILE *fp;
- time_t t_total;
- int compression_level = 7;
-
- lzo_wildargv(&argc, &argv);
-
- printf("\nLZO real-time data compression library (v%s, %s).\n",
- lzo_version_string(), lzo_version_date());
- printf("Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer\nAll Rights Reserved.\n\n");
-
- progname = argv[0];
-
- if (i < argc && argv[i][0] == '-' && isdigit(argv[i][1]))
- compression_level = atoi(&argv[i++][1]);
-
- if (i + 1 >= argc || compression_level < 1 || compression_level > 9)
- {
- printf("usage: %s [-level] [ dictionary-file | -n ] file...\n", progname);
- exit(1);
- }
- printf("Compression level is LZO1X-999/%d\n", compression_level);
-
-/*
- * Step 1: initialize the LZO library
- */
- if (lzo_init() != LZO_E_OK)
- {
- printf("internal error - lzo_init() failed !!!\n");
- printf("(this usually indicates a compiler bug - try recompiling\nwithout optimizations, and enable '-DLZO_DEBUG' for diagnostics)\n");
- exit(1);
- }
-
-/*
- * Step 2: prepare the dictionary
- */
- dict = (lzo_bytep) xmalloc(DICT_LEN);
- if (dict == NULL)
- {
- printf("%s: out of memory\n", progname);
- exit(1);
- }
- dict_name = argv[i++];
- if (strcmp(dict_name,"-n") == 0)
- {
- dict_name = "empty";
- dict_len = 0;
- }
- else
- {
- fp = fopen(dict_name,"rb");
- if (fp == NULL)
- {
- printf("%s: cannot open dictionary file %s\n", progname, dict_name);
- exit(1);
- }
- dict_len = (lzo_uint) lzo_fread(fp, dict, DICT_LEN);
- fclose(fp); fp = NULL;
- }
-
- dict_adler32 = lzo_adler32(0, NULL, 0);
- dict_adler32 = lzo_adler32(dict_adler32, dict, dict_len);
- printf("Using dictionary '%s', %ld bytes, ID 0x%08lx.\n",
- dict_name, (long) dict_len, (unsigned long) dict_adler32);
-
-/*
- * Step 3: process files
- */
- t_total = time(NULL);
- for ( ; i < argc; i++) {
- if (do_file(argv[i], compression_level) != 0) {
- r = 1;
- break;
- }
- }
- t_total = time(NULL) - t_total;
-
- lzo_free(dict);
-
- if (total_n > 1)
- print_info("***TOTALS***", total_d_len, total_c_len);
-
- printf("Dictionary compression test %s, execution time %lu seconds.\n",
- r == 0 ? "passed" : "FAILED", (unsigned long) t_total);
- return r;
-}
-
-
-/* vim:set ts=4 sw=4 et: */
diff --git a/app/lzo/examples/lzopack.c b/app/lzo/examples/lzopack.c
deleted file mode 100644
index 10e2c1dc..00000000
--- a/app/lzo/examples/lzopack.c
+++ /dev/null
@@ -1,628 +0,0 @@
-/* lzopack.c -- LZO example program: a simple file packer
-
- This file is part of the LZO real-time data compression library.
-
- Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer
- All Rights Reserved.
-
- The LZO library is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
-
- The LZO library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with the LZO library; see the file COPYING.
- If not, write to the Free Software Foundation, Inc.,
- 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-
- Markus F.X.J. Oberhumer
- <markus@oberhumer.com>
- http://www.oberhumer.com/opensource/lzo/
- */
-
-
-/*************************************************************************
-// NOTE: this is an example program, so do not use to backup your data.
-//
-// This program lacks things like sophisticated file handling but is
-// pretty complete regarding compression - it should provide a good
-// starting point for adaption for your applications.
-//
-// Please study LZO.FAQ and simple.c first.
-**************************************************************************/
-
-#include "lzo/lzoconf.h"
-#include "lzo/lzo1x.h"
-
-/* portability layer */
-static const char *progname = NULL;
-#define WANT_LZO_MALLOC 1
-#define WANT_LZO_FREAD 1
-#define WANT_LZO_WILDARGV 1
-#define WANT_XMALLOC 1
-#include "examples/portab.h"
-
-
-static unsigned long total_in = 0;
-static unsigned long total_out = 0;
-static lzo_bool opt_debug = 0;
-
-/* magic file header for lzopack-compressed files */
-static const unsigned char magic[7] =
- { 0x00, 0xe9, 0x4c, 0x5a, 0x4f, 0xff, 0x1a };
-
-
-/*************************************************************************
-// file IO
-**************************************************************************/
-
-static lzo_uint xread(FILE *fp, lzo_voidp buf, lzo_uint len, lzo_bool allow_eof)
-{
- lzo_uint l;
-
- l = (lzo_uint) lzo_fread(fp, buf, len);
- if (l > len)
- {
- fprintf(stderr, "\nsomething's wrong with your C library !!!\n");
- exit(1);
- }
- if (l != len && !allow_eof)
- {
- fprintf(stderr, "\nread error - premature end of file\n");
- exit(1);
- }
- total_in += (unsigned long) l;
- return l;
-}
-
-static lzo_uint xwrite(FILE *fp, const lzo_voidp buf, lzo_uint len)
-{
- if (fp != NULL && lzo_fwrite(fp, buf, len) != len)
- {
- fprintf(stderr, "\nwrite error (disk full ?)\n");
- exit(1);
- }
- total_out += (unsigned long) len;
- return len;
-}
-
-
-static int xgetc(FILE *fp)
-{
- unsigned char c;
- xread(fp, (lzo_voidp) &c, 1, 0);
- return c;
-}
-
-static void xputc(FILE *fp, int c)
-{
- unsigned char cc = (unsigned char) (c & 0xff);
- xwrite(fp, (const lzo_voidp) &cc, 1);
-}
-
-/* read and write portable 32-bit integers */
-
-static lzo_uint32_t xread32(FILE *fp)
-{
- unsigned char b[4];
- lzo_uint32_t v;
-
- xread(fp, b, 4, 0);
- v = (lzo_uint32_t) b[3] << 0;
- v |= (lzo_uint32_t) b[2] << 8;
- v |= (lzo_uint32_t) b[1] << 16;
- v |= (lzo_uint32_t) b[0] << 24;
- return v;
-}
-
-static void xwrite32(FILE *fp, lzo_xint v)
-{
- unsigned char b[4];
-
- b[3] = (unsigned char) ((v >> 0) & 0xff);
- b[2] = (unsigned char) ((v >> 8) & 0xff);
- b[1] = (unsigned char) ((v >> 16) & 0xff);
- b[0] = (unsigned char) ((v >> 24) & 0xff);
- xwrite(fp, b, 4);
-}
-
-
-/*************************************************************************
-// compress
-//
-// possible improvement: we could use overlapping compression to
-// save some memory - see overlap.c. This would require some minor
-// changes in the decompression code as well, because if a block
-// turns out to be incompressible we would still have to store it in its
-// "compressed" (i.e. then slightly enlarged) form because the original
-// (uncompressed) data would have been lost during the overlapping
-// compression.
-**************************************************************************/
-
-static int do_compress(FILE *fi, FILE *fo, int compression_level, lzo_uint block_size)
-{
- int r = 0;
- lzo_bytep in = NULL;
- lzo_bytep out = NULL;
- lzo_voidp wrkmem = NULL;
- lzo_uint in_len;
- lzo_uint out_len;
- lzo_uint wrkmem_size;
- lzo_uint32_t flags = 1; /* do compute a checksum */
- int method = 1; /* compression method: LZO1X */
- lzo_uint32_t checksum;
-
- total_in = total_out = 0;
-
-/*
- * Step 1: write magic header, flags & block size, init checksum
- */
- xwrite(fo, magic, sizeof(magic));
- xwrite32(fo, flags);
- xputc(fo, method); /* compression method */
- xputc(fo, compression_level); /* compression level */
- xwrite32(fo, block_size);
- checksum = lzo_adler32(0, NULL, 0);
-
-/*
- * Step 2: allocate compression buffers and work-memory
- */
- in = (lzo_bytep) xmalloc(block_size);
- out = (lzo_bytep) xmalloc(block_size + block_size / 16 + 64 + 3);
- if (compression_level == 9)
- wrkmem_size = LZO1X_999_MEM_COMPRESS;
- else
- wrkmem_size = LZO1X_1_MEM_COMPRESS;
- wrkmem = (lzo_voidp) xmalloc(wrkmem_size);
- if (in == NULL || out == NULL || wrkmem == NULL)
- {
- printf("%s: out of memory\n", progname);
- r = 1;
- goto err;
- }
-
-/*
- * Step 3: process blocks
- */
- for (;;)
- {
- /* read block */
- in_len = xread(fi, in, block_size, 1);
- if (in_len == 0)
- break;
-
- /* update checksum */
- if (flags & 1)
- checksum = lzo_adler32(checksum, in, in_len);
-
- /* clear wrkmem (not needed, only for debug/benchmark purposes) */
- if (opt_debug)
- lzo_memset(wrkmem, 0xff, wrkmem_size);
-
- /* compress block */
- if (compression_level == 9)
- r = lzo1x_999_compress(in, in_len, out, &out_len, wrkmem);
- else
- r = lzo1x_1_compress(in, in_len, out, &out_len, wrkmem);
- if (r != LZO_E_OK || out_len > in_len + in_len / 16 + 64 + 3)
- {
- /* this should NEVER happen */
- printf("internal error - compression failed: %d\n", r);
- r = 2;
- goto err;
- }
-
- /* write uncompressed block size */
- xwrite32(fo, in_len);
-
- if (out_len < in_len)
- {
- /* write compressed block */
- xwrite32(fo, out_len);
- xwrite(fo, out, out_len);
- }
- else
- {
- /* not compressible - write uncompressed block */
- xwrite32(fo, in_len);
- xwrite(fo, in, in_len);
- }
- }
-
- /* write EOF marker */
- xwrite32(fo, 0);
-
- /* write checksum */
- if (flags & 1)
- xwrite32(fo, checksum);
-
- r = 0;
-err:
- lzo_free(wrkmem);
- lzo_free(out);
- lzo_free(in);
- return r;
-}
-
-
-/*************************************************************************
-// decompress / test
-//
-// We are using overlapping (in-place) decompression to save some
-// memory - see overlap.c.
-**************************************************************************/
-
-static int do_decompress(FILE *fi, FILE *fo)
-{
- int r = 0;
- lzo_bytep buf = NULL;
- lzo_uint buf_len;
- unsigned char m [ sizeof(magic) ];
- lzo_uint32_t flags;
- int method;
- int compression_level;
- lzo_uint block_size;
- lzo_uint32_t checksum;
-
- total_in = total_out = 0;
-
-/*
- * Step 1: check magic header, read flags & block size, init checksum
- */
- if (xread(fi, m, sizeof(magic),1) != sizeof(magic) ||
- memcmp(m, magic, sizeof(magic)) != 0)
- {
- printf("%s: header error - this file is not compressed by lzopack\n", progname);
- r = 1;
- goto err;
- }
- flags = xread32(fi);
- method = xgetc(fi);
- compression_level = xgetc(fi);
- if (method != 1)
- {
- printf("%s: header error - invalid method %d (level %d)\n",
- progname, method, compression_level);
- r = 2;
- goto err;
- }
- block_size = xread32(fi);
- if (block_size < 1024 || block_size > 8L * 1024L * 1024L)
- {
- printf("%s: header error - invalid block size %ld\n",
- progname, (long) block_size);
- r = 3;
- goto err;
- }
- checksum = lzo_adler32(0,NULL,0);
-
-/*
- * Step 2: allocate buffer for in-place decompression
- */
- buf_len = block_size + block_size / 16 + 64 + 3;
- buf = (lzo_bytep) xmalloc(buf_len);
- if (buf == NULL)
- {
- printf("%s: out of memory\n", progname);
- r = 4;
- goto err;
- }
-
-/*
- * Step 3: process blocks
- */
- for (;;)
- {
- lzo_bytep in;
- lzo_bytep out;
- lzo_uint in_len;
- lzo_uint out_len;
-
- /* read uncompressed size */
- out_len = xread32(fi);
-
- /* exit if last block (EOF marker) */
- if (out_len == 0)
- break;
-
- /* read compressed size */
- in_len = xread32(fi);
-
- /* sanity check of the size values */
- if (in_len > block_size || out_len > block_size ||
- in_len == 0 || in_len > out_len)
- {
- printf("%s: block size error - data corrupted\n", progname);
- r = 5;
- goto err;
- }
-
- /* place compressed block at the top of the buffer */
- in = buf + buf_len - in_len;
- out = buf;
-
- /* read compressed block data */
- xread(fi, in, in_len, 0);
-
- if (in_len < out_len)
- {
- /* decompress - use safe decompressor as data might be corrupted
- * during a file transfer */
- lzo_uint new_len = out_len;
-
- r = lzo1x_decompress_safe(in, in_len, out, &new_len, NULL);
- if (r != LZO_E_OK || new_len != out_len)
- {
- printf("%s: compressed data violation\n", progname);
- r = 6;
- goto err;
- }
- /* write decompressed block */
- xwrite(fo, out, out_len);
- /* update checksum */
- if (flags & 1)
- checksum = lzo_adler32(checksum, out, out_len);
- }
- else
- {
- /* write original (incompressible) block */
- xwrite(fo, in, in_len);
- /* update checksum */
- if (flags & 1)
- checksum = lzo_adler32(checksum, in, in_len);
- }
- }
-
- /* read and verify checksum */
- if (flags & 1)
- {
- lzo_uint32_t c = xread32(fi);
- if (c != checksum)
- {
- printf("%s: checksum error - data corrupted\n", progname);
- r = 7;
- goto err;
- }
- }
-
- r = 0;
-err:
- lzo_free(buf);
- return r;
-}
-
-
-/*************************************************************************
-//
-**************************************************************************/
-
-static void usage(void)
-{
- printf("usage: %s [-9] input-file output-file (compress)\n", progname);
- printf("usage: %s -d input-file output-file (decompress)\n", progname);
- printf("usage: %s -t input-file... (test)\n", progname);
- exit(1);
-}
-
-
-/* open input file */
-static FILE *xopen_fi(const char *name)
-{
- FILE *fp;
-
- fp = fopen(name, "rb");
- if (fp == NULL)
- {
- printf("%s: cannot open input file %s\n", progname, name);
- exit(1);
- }
-#if defined(HAVE_STAT) && defined(S_ISREG)
- {
- struct stat st;
- int is_regular = 1;
- if (stat(name, &st) != 0 || !S_ISREG(st.st_mode))
- is_regular = 0;
- if (!is_regular)
- {
- printf("%s: %s is not a regular file\n", progname, name);
- fclose(fp); fp = NULL;
- exit(1);
- }
- }
-#endif
- return fp;
-}
-
-
-/* open output file */
-static FILE *xopen_fo(const char *name)
-{
- FILE *fp;
-
-#if 0
- /* this is an example program, so make sure we don't overwrite a file */
- fp = fopen(name, "rb");
- if (fp != NULL)
- {
- printf("%s: file %s already exists -- not overwritten\n", progname, name);
- fclose(fp); fp = NULL;
- exit(1);
- }
-#endif
- fp = fopen(name, "wb");
- if (fp == NULL)
- {
- printf("%s: cannot open output file %s\n", progname, name);
- exit(1);
- }
- return fp;
-}
-
-
-/* close file */
-static void xclose(FILE *fp)
-{
- if (fp)
- {
- int err;
- err = ferror(fp);
- if (fclose(fp) != 0)
- err = 1;
- if (err)
- {
- printf("%s: error while closing file\n", progname);
- exit(1);
- }
- }
-}
-
-
-/*************************************************************************
-//
-**************************************************************************/
-
-int __lzo_cdecl_main main(int argc, char *argv[])
-{
- int i = 1;
- int r = 0;
- FILE *fi = NULL;
- FILE *fo = NULL;
- const char *in_name = NULL;
- const char *out_name = NULL;
- unsigned opt_decompress = 0;
- unsigned opt_test = 0;
- int opt_compression_level = 1;
- lzo_uint opt_block_size;
- const char *s;
-
- lzo_wildargv(&argc, &argv);
-
- progname = argv[0];
- for (s = progname; *s; s++)
- if ((*s == '/' || *s == '\\') && s[1])
- progname = s + 1;
-
- printf("\nLZO real-time data compression library (v%s, %s).\n",
- lzo_version_string(), lzo_version_date());
- printf("Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer\nAll Rights Reserved.\n\n");
-
-#if 0
- printf(
-"*** DISCLAIMER ***\n"
-" This is an example program, do not use to backup your data !\n"
-" Get LZOP if you're interested into a full-featured packer.\n"
-" See http://www.oberhumer.com/opensource/lzop/\n"
-"\n");
-#endif
-
-
-/*
- * Step 1: initialize the LZO library
- */
- if (lzo_init() != LZO_E_OK)
- {
- printf("internal error - lzo_init() failed !!!\n");
- printf("(this usually indicates a compiler bug - try recompiling\nwithout optimizations, and enable '-DLZO_DEBUG' for diagnostics)\n");
- exit(1);
- }
-
-
-/*
- * Step 2: setup memory
- */
- opt_block_size = 256 * 1024L;
-
-#if defined(LZO_MM_AHSHIFT)
- /* reduce memory requirements for ancient 16-bit DOS 640kB real-mode */
- if (LZO_MM_AHSHIFT != 3)
- opt_block_size = 16 * 1024L;
-#endif
-
-
-/*
- * Step 3: get options
- */
-
- while (i < argc && argv[i][0] == '-')
- {
- if (strcmp(argv[i],"-d") == 0)
- opt_decompress = 1;
- else if (strcmp(argv[i],"-t") == 0)
- opt_test = 1;
- else if (strcmp(argv[i],"-9") == 0)
- opt_compression_level = 9;
- else if (argv[i][1] == 'b' && argv[i][2])
- {
- long b = atol(&argv[i][2]);
- if (b >= 1024L && b <= 8*1024*1024L)
- opt_block_size = (lzo_uint) b;
- else
- {
- printf("%s: invalid block_size in option '%s'.\n", progname, argv[i]);
- usage();
- }
- }
- else if (strcmp(argv[i],"--debug") == 0)
- opt_debug += 1;
- else
- usage();
- i++;
- }
- if (opt_test && i >= argc)
- usage();
- if (!opt_test && i + 2 != argc)
- usage();
-
-
-/*
- * Step 4: process file(s)
- */
-
- if (opt_test)
- {
- while (i < argc && r == 0)
- {
- in_name = argv[i++];
- fi = xopen_fi(in_name);
- r = do_decompress(fi, NULL);
- if (r == 0)
- printf("%s: %s tested ok (%lu -> %lu bytes)\n",
- progname, in_name, total_in, total_out);
- xclose(fi); fi = NULL;
- }
- }
- else if (opt_decompress)
- {
- in_name = argv[i++];
- out_name = argv[i++];
- fi = xopen_fi(in_name);
- fo = xopen_fo(out_name);
- r = do_decompress(fi, fo);
- if (r == 0)
- printf("%s: decompressed %lu into %lu bytes\n",
- progname, total_in, total_out);
- }
- else /* compress */
- {
- in_name = argv[i++];
- out_name = argv[i++];
- fi = xopen_fi(in_name);
- fo = xopen_fo(out_name);
- r = do_compress(fi, fo, opt_compression_level, opt_block_size);
- if (r == 0)
- printf("%s: compressed %lu into %lu bytes\n",
- progname, total_in, total_out);
- }
-
- xclose(fi); fi = NULL;
- xclose(fo); fo = NULL;
- return r;
-}
-
-
-/* vim:set ts=4 sw=4 et: */
diff --git a/app/lzo/examples/overlap.c b/app/lzo/examples/overlap.c
deleted file mode 100644
index 114fe3b4..00000000
--- a/app/lzo/examples/overlap.c
+++ /dev/null
@@ -1,302 +0,0 @@
-/* overlap.c -- example program: overlapping (de)compression
-
- This file is part of the LZO real-time data compression library.
-
- Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer
- All Rights Reserved.
-
- The LZO library is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
-
- The LZO library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with the LZO library; see the file COPYING.
- If not, write to the Free Software Foundation, Inc.,
- 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-
- Markus F.X.J. Oberhumer
- <markus@oberhumer.com>
- http://www.oberhumer.com/opensource/lzo/
- */
-
-
-/*************************************************************************
-// This program shows how to do overlapping compression and
-// in-place decompression.
-//
-// Please study LZO.FAQ and simple.c first.
-**************************************************************************/
-
-#include "lzo/lzoconf.h"
-#include "lzo/lzo1x.h"
-
-/* portability layer */
-static const char *progname = NULL;
-#define WANT_LZO_MALLOC 1
-#define WANT_LZO_FREAD 1
-#define WANT_LZO_WILDARGV 1
-#define WANT_XMALLOC 1
-#include "examples/portab.h"
-
-
-/* Overhead (in bytes) for the in-place decompression buffer.
- * Most files need only 16 !
- * (try 'overlap -16 file' or even 'overlap -8 file')
- *
- * Worst case (for files that are compressible by only a few bytes)
- * is 'in_len / 16 + 64 + 3'. See step 5a) below.
- *
- * For overlapping compression '0xbfff + in_len / 16 + 64 + 3' bytes
- * will be needed. See step 4a) below.
- */
-
-static long opt_overhead = 0; /* assume worst case */
-
-static unsigned long total_files = 0;
-static unsigned long total_in = 0;
-
-
-/*************************************************************************
-//
-**************************************************************************/
-
-static int do_file(const char *in_name)
-{
- int r;
- FILE *fp = NULL;
- long l;
-
- lzo_voidp wrkmem = NULL;
-
- lzo_bytep in = NULL;
- lzo_uint in_len; /* uncompressed length */
-
- lzo_bytep out = NULL;
- lzo_uint out_len; /* compressed length */
-
- lzo_bytep overlap = NULL;
- lzo_uint overhead;
- lzo_uint offset;
-
- lzo_uint new_len = 0;
-
-/*
- * Step 1: open the input file
- */
- fp = fopen(in_name, "rb");
- if (fp == NULL)
- {
- printf("%s: %s: cannot open file\n", progname, in_name);
- goto next_file;
- }
- fseek(fp, 0, SEEK_END);
- l = ftell(fp);
- fseek(fp, 0, SEEK_SET);
- if (l <= 0)
- {
- printf("%s: %s: empty file -- skipping\n", progname, in_name);
- goto next_file;
- }
- in_len = (lzo_uint) l;
- if ((long) in_len != l || l > 256L * 1024L * 1024L)
- {
- printf("%s: %s: file is too big -- skipping\n", progname, in_name);
- goto next_file;
- }
-
-/*
- * Step 2: allocate compression buffers and read the file
- */
- in = (lzo_bytep) xmalloc(in_len);
- out = (lzo_bytep) xmalloc(in_len + in_len / 16 + 64 + 3);
- wrkmem = (lzo_voidp) xmalloc(LZO1X_1_MEM_COMPRESS);
- in_len = (lzo_uint) lzo_fread(fp, in, in_len);
- fclose(fp); fp = NULL;
- printf("%s: %s: read %lu bytes\n", progname, in_name, (unsigned long) in_len);
-
- total_files++;
- total_in += (unsigned long) in_len;
-
-/*
- * Step 3: compress from 'in' to 'out' with LZO1X-1
- */
- r = lzo1x_1_compress(in, in_len, out, &out_len, wrkmem);
- if (r != LZO_E_OK || out_len > in_len + in_len / 16 + 64 + 3)
- {
- /* this should NEVER happen */
- printf("internal error - compression failed: %d\n", r);
- exit(1);
- }
- printf("%-25s %8lu -> %8lu\n", "LZO1X-1:", (unsigned long) in_len, (unsigned long) out_len);
-
-
-/***** Step 4: overlapping compression *****/
-
-/*
- * Step 4a: allocate the 'overlap' buffer for overlapping compression
- */
- overhead = in_len > 0xbfff ? 0xbfff : in_len;
- overhead += in_len / 16 + 64 + 3;
- overlap = (lzo_bytep) xmalloc(in_len + overhead);
-
-/*
- * Step 4b: prepare data in 'overlap' buffer.
- * copy uncompressed data at the top of the overlap buffer
- */
- /*** offset = in_len + overhead - in_len; ***/
- offset = overhead;
- lzo_memcpy(overlap + offset, in, in_len);
-
-/*
- * Step 4c: do an in-place compression within the 'overlap' buffer
- */
- r = lzo1x_1_compress(overlap + offset, in_len, overlap, &new_len, wrkmem);
- if (r != LZO_E_OK)
- {
- /* this should NEVER happen */
- printf("in-place compression failed: %d\n", r);
- exit(1);
- }
-
-/*
- * Step 4d: verify overlapping compression
- */
- if (new_len != out_len || lzo_memcmp(out, overlap, out_len) != 0)
- {
- /* As compression is non-deterministic there can be a difference
- * in the representation of the compressed data (but this usually
- * happens very seldom). So we have to verify the overlapping
- * compression by doing a temporary decompression.
- */
- lzo_uint ll = in_len;
- lzo_bytep tmp = (lzo_bytep) xmalloc(ll);
- r = lzo1x_decompress_safe(overlap, new_len, tmp, &ll, NULL);
- if (r != LZO_E_OK || ll != in_len || lzo_memcmp(in, tmp, ll) != 0)
- {
- /* this should NEVER happen */
- printf("in-place compression data error\n");
- exit(1);
- }
- lzo_free(tmp);
- }
-
- printf(" in-place compression: %8lu -> %8lu overhead: %7lu\n",
- (unsigned long) in_len, (unsigned long) new_len, (unsigned long) overhead);
- lzo_free(overlap); overlap = NULL;
-
-
-/***** Step 5: in-place decompression *****/
-
-/*
- * Step 5a: allocate the 'overlap' buffer for in-place decompression
- */
- if (opt_overhead == 0 || out_len >= in_len)
- overhead = in_len / 16 + 64 + 3;
- else
- overhead = (lzo_uint) opt_overhead;
- overlap = (lzo_bytep) xmalloc(in_len + overhead);
-
-/*
- * Step 5b: prepare data in 'overlap' buffer.
- * copy compressed data at the top of the overlap buffer
- */
- offset = in_len + overhead - out_len;
- lzo_memcpy(overlap + offset, out, out_len);
-
-/*
- * Step 5c: do an in-place decompression within the 'overlap' buffer
- */
- new_len = in_len;
- r = lzo1x_decompress_safe(overlap + offset, out_len, overlap, &new_len, NULL);
- if (r != LZO_E_OK)
- {
- /* this may happen if overhead is too small */
- printf("in-place decompression failed: %d - increase 'opt_overhead'\n", r);
- exit(1);
- }
-
-/*
- * Step 5d: verify decompression
- */
- if (new_len != in_len || lzo_memcmp(in, overlap, in_len) != 0)
- {
- /* this may happen if overhead is too small */
- printf("in-place decompression data error - increase 'opt_overhead'\n");
- exit(1);
- }
- printf(" in-place decompression: %8lu -> %8lu overhead: %7lu\n",
- (unsigned long) out_len, (unsigned long) new_len, (unsigned long) overhead);
- lzo_free(overlap); overlap = NULL;
-
-
-next_file:
- lzo_free(overlap);
- lzo_free(wrkmem);
- lzo_free(out);
- lzo_free(in);
- if (fp) fclose(fp);
-
- return 0;
-}
-
-
-/*************************************************************************
-//
-**************************************************************************/
-
-int __lzo_cdecl_main main(int argc, char *argv[])
-{
- int r;
- int i = 1;
-
- lzo_wildargv(&argc, &argv);
-
- printf("\nLZO real-time data compression library (v%s, %s).\n",
- lzo_version_string(), lzo_version_date());
- printf("Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer\nAll Rights Reserved.\n\n");
-
- progname = argv[0];
- if (i < argc && argv[i][0] == '-')
- opt_overhead = atol(&argv[i++][1]);
-#if 1
- if (opt_overhead != 0 && opt_overhead < 4)
- {
- printf("%s: invalid overhead value %ld\n", progname, opt_overhead);
- exit(1);
- }
-#endif
- if (i >= argc)
- {
- printf("usage: %s [-overhead_in_bytes] file..\n", progname);
- exit(1);
- }
-
-/*
- * Step 1: initialize the LZO library
- */
- if (lzo_init() != LZO_E_OK)
- {
- printf("internal error - lzo_init() failed !!!\n");
- printf("(this usually indicates a compiler bug - try recompiling\nwithout optimizations, and enable '-DLZO_DEBUG' for diagnostics)\n");
- exit(1);
- }
-
-/*
- * Step 2: process files
- */
- for (r = 0; r == 0 && i < argc; i++)
- r = do_file(argv[i]);
-
- printf("\nDone. Successfully processed %lu bytes in %lu files.\n",
- total_in, total_files);
- return r;
-}
-
-
-/* vim:set ts=4 sw=4 et: */
diff --git a/app/lzo/examples/portab.h b/app/lzo/examples/portab.h
deleted file mode 100644
index d8217ed3..00000000
--- a/app/lzo/examples/portab.h
+++ /dev/null
@@ -1,141 +0,0 @@
-/* portab.h -- portability layer
-
- This file is part of the LZO real-time data compression library.
-
- Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer
- All Rights Reserved.
-
- The LZO library is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
-
- The LZO library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with the LZO library; see the file COPYING.
- If not, write to the Free Software Foundation, Inc.,
- 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-
- Markus F.X.J. Oberhumer
- <markus@oberhumer.com>
- http://www.oberhumer.com/opensource/lzo/
- */
-
-
-#include "lzo/lzoconf.h"
-
-#if (LZO_CC_MSC && (_MSC_VER >= 1000 && _MSC_VER < 1200))
- /* avoid '-W4' warnings in system header files */
-# pragma warning(disable: 4201 4214 4514)
-#endif
-#if (LZO_CC_MSC && (_MSC_VER >= 1300))
- /* avoid '-Wall' warnings in system header files */
-# pragma warning(disable: 4163 4255 4820)
- /* avoid warnings about inlining */
-# pragma warning(disable: 4710 4711)
-#endif
-/* disable silly warnings about using "deprecated" POSIX functions like "fopen" */
-#if (LZO_CC_INTELC_MSC && (__INTEL_COMPILER >= 1100))
-# pragma warning(disable: 1786)
-#elif (LZO_CC_INTELC_MSC && (__INTEL_COMPILER >= 1000))
-# pragma warning(disable: 1478)
-#elif (LZO_CC_MSC && (_MSC_VER >= 1400))
-# pragma warning(disable: 4996)
-#endif
-#if (LZO_CC_PELLESC && (__POCC__ >= 290))
-# pragma warn(disable:2002)
-#endif
-
-
-/*************************************************************************
-//
-**************************************************************************/
-
-#if defined(LZO_WANT_ACCLIB_GETOPT) || !(defined(LZO_LIBC_ISOC90) || defined(LZO_LIBC_ISOC99))
-
-#include "examples/portab_a.h"
-
-#else
-
-/* On any halfway modern machine we can use the following pure ANSI-C code. */
-
-#include <stddef.h>
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <ctype.h>
-#include <time.h>
-#if defined(CLK_TCK) && !defined(CLOCKS_PER_SEC)
-# define CLOCKS_PER_SEC CLK_TCK
-#endif
-
-#if defined(WANT_LZO_MALLOC)
-# define lzo_malloc(a) (malloc(a))
-# define lzo_free(a) (free(a))
-#endif
-#if defined(WANT_LZO_FREAD)
-# define lzo_fread(f,b,s) (fread(b,1,s,f))
-# define lzo_fwrite(f,b,s) (fwrite(b,1,s,f))
-#endif
-#if defined(WANT_LZO_PCLOCK)
-# define lzo_pclock_handle_t int
-# define lzo_pclock_t double
-# define lzo_pclock_open_default(a) ((void)(a))
-# define lzo_pclock_close(a) ((void)(a))
-# define lzo_pclock_read(a,b) *(b) = (clock() / (double)(CLOCKS_PER_SEC))
-# define lzo_pclock_get_elapsed(a,b,c) (*(c) - *(b))
-# define lzo_pclock_flush_cpu_cache(a,b) ((void)(a))
-#endif
-#if defined(WANT_LZO_WILDARGV)
-# define lzo_wildargv(a,b) ((void)0)
-#endif
-
-#endif
-
-
-/*************************************************************************
-// misc
-**************************************************************************/
-
-/* turn on assertions */
-#undef NDEBUG
-#include <assert.h>
-
-/* just in case */
-#undef xmalloc
-#undef xfree
-#undef xread
-#undef xwrite
-#undef xputc
-#undef xgetc
-#undef xread32
-#undef xwrite32
-
-
-#if defined(WANT_XMALLOC)
-static lzo_voidp xmalloc(lzo_uint len)
-{
- lzo_voidp p;
- lzo_uint align = (lzo_uint) sizeof(lzo_align_t);
-
- p = (lzo_voidp) lzo_malloc(len > 0 ? len : 1);
- if (p == NULL)
- {
- printf("%s: out of memory\n", progname);
- exit(1);
- }
- if (len >= align && __lzo_align_gap(p, align) != 0)
- {
- printf("%s: C library problem: malloc() returned misaligned pointer!\n", progname);
- exit(1);
- }
- return p;
-}
-#endif
-
-
-/* vim:set ts=4 sw=4 et: */
diff --git a/app/lzo/examples/portab_a.h b/app/lzo/examples/portab_a.h
deleted file mode 100644
index a3fbec90..00000000
--- a/app/lzo/examples/portab_a.h
+++ /dev/null
@@ -1,61 +0,0 @@
-/* portab_a.h -- advanced portability layer
-
- This file is part of the LZO real-time data compression library.
-
- Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer
- All Rights Reserved.
-
- The LZO library is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
-
- The LZO library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with the LZO library; see the file COPYING.
- If not, write to the Free Software Foundation, Inc.,
- 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-
- Markus F.X.J. Oberhumer
- <markus@oberhumer.com>
- http://www.oberhumer.com/opensource/lzo/
- */
-
-
-/*************************************************************************
-//
-**************************************************************************/
-
-#if defined(LZO_HAVE_CONFIG_H)
-# define LZO_CFG_NO_CONFIG_HEADER 1
-#endif
-
-#define LZO_WANT_ACC_INCD_H 1
-#define LZO_WANT_ACC_INCE_H 1
-#if defined(LZO_WANT_ACCLIB_GETOPT) || defined(WANT_LZO_PCLOCK) || defined(WANT_LZO_WILDARGV)
-# define LZO_WANT_ACC_INCI_H 1
-# define LZO_WANT_ACC_LIB_H 1
-#endif
-#if defined(WANT_LZO_PCLOCK)
-# define LZO_WANT_ACCLIB_PCLOCK 1
-#endif
-#if defined(WANT_LZO_WILDARGV)
-# define LZO_WANT_ACCLIB_WILDARGV 1
-#endif
-#include "src/lzo_supp.h"
-
-#if defined(WANT_LZO_MALLOC)
-# define lzo_malloc(a) (malloc(a))
-# define lzo_free(a) (free(a))
-#endif
-#if defined(WANT_LZO_FREAD)
-# define lzo_fread(f,b,s) (fread(b,1,s,f))
-# define lzo_fwrite(f,b,s) (fwrite(b,1,s,f))
-#endif
-
-
-/* vim:set ts=4 sw=4 et: */
diff --git a/app/lzo/examples/precomp.c b/app/lzo/examples/precomp.c
deleted file mode 100644
index 01b1e77f..00000000
--- a/app/lzo/examples/precomp.c
+++ /dev/null
@@ -1,330 +0,0 @@
-/* precomp.c -- example program: how to generate pre-compressed data
-
- This file is part of the LZO real-time data compression library.
-
- Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer
- All Rights Reserved.
-
- The LZO library is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
-
- The LZO library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with the LZO library; see the file COPYING.
- If not, write to the Free Software Foundation, Inc.,
- 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-
- Markus F.X.J. Oberhumer
- <markus@oberhumer.com>
- http://www.oberhumer.com/opensource/lzo/
- */
-
-
-/*************************************************************************
-// This program shows how to generate pre-compressed data.
-//
-// Please study LZO.FAQ and simple.c first.
-//
-// We will be trying both LZO1X-999 and LZO1Y-999 and choose
-// the algorithm that achieves the best compression ratio.
-**************************************************************************/
-
-#include "lzo/lzoconf.h"
-#include "lzo/lzo1x.h"
-#include "lzo/lzo1y.h"
-
-#define USE_LZO1X 1
-#define USE_LZO1Y 1
-
-#define PARANOID 1
-
-
-/* portability layer */
-static const char *progname = NULL;
-#define WANT_LZO_MALLOC 1
-#define WANT_LZO_FREAD 1
-#define WANT_LZO_WILDARGV 1
-#define WANT_XMALLOC 1
-#include "examples/portab.h"
-
-
-/*************************************************************************
-//
-**************************************************************************/
-
-int __lzo_cdecl_main main(int argc, char *argv[])
-{
- int r;
-
- lzo_bytep in;
- lzo_uint in_len;
-
- lzo_bytep out;
- lzo_uint out_bufsize;
- lzo_uint out_len = 0;
-
- lzo_voidp wrkmem;
- lzo_uint wrkmem_size;
-
- lzo_uint best_len;
- int best_compress = -1;
-
- lzo_uint orig_len;
- lzo_uint32_t uncompressed_checksum;
- lzo_uint32_t compressed_checksum;
-
- FILE *fp;
- const char *in_name = NULL;
- const char *out_name = NULL;
- long l;
-
-
- lzo_wildargv(&argc, &argv);
-
- printf("\nLZO real-time data compression library (v%s, %s).\n",
- lzo_version_string(), lzo_version_date());
- printf("Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer\nAll Rights Reserved.\n\n");
-
- progname = argv[0];
- if (argc < 2 || argc > 3)
- {
- printf("usage: %s file [output-file]\n", progname);
- exit(1);
- }
- in_name = argv[1];
- if (argc > 2) out_name = argv[2];
-
-/*
- * Step 1: initialize the LZO library
- */
- if (lzo_init() != LZO_E_OK)
- {
- printf("internal error - lzo_init() failed !!!\n");
- printf("(this usually indicates a compiler bug - try recompiling\nwithout optimizations, and enable '-DLZO_DEBUG' for diagnostics)\n");
- exit(1);
- }
-
-/*
- * Step 2: allocate the work-memory
- */
- wrkmem_size = 1;
-#ifdef USE_LZO1X
- wrkmem_size = (LZO1X_999_MEM_COMPRESS > wrkmem_size) ? LZO1X_999_MEM_COMPRESS : wrkmem_size;
-#endif
-#ifdef USE_LZO1Y
- wrkmem_size = (LZO1Y_999_MEM_COMPRESS > wrkmem_size) ? LZO1Y_999_MEM_COMPRESS : wrkmem_size;
-#endif
- wrkmem = (lzo_voidp) xmalloc(wrkmem_size);
- if (wrkmem == NULL)
- {
- printf("%s: out of memory\n", progname);
- exit(1);
- }
-
-/*
- * Step 3: open the input file
- */
- fp = fopen(in_name,"rb");
- if (fp == NULL)
- {
- printf("%s: cannot open file %s\n", progname, in_name);
- exit(1);
- }
- fseek(fp, 0, SEEK_END);
- l = ftell(fp);
- fseek(fp, 0, SEEK_SET);
- if (l <= 0)
- {
- printf("%s: %s: empty file\n", progname, in_name);
- fclose(fp); fp = NULL;
- exit(1);
- }
- in_len = (lzo_uint) l;
- out_bufsize = in_len + in_len / 16 + 64 + 3;
- best_len = in_len;
-
-/*
- * Step 4: allocate compression buffers and read the file
- */
- in = (lzo_bytep) xmalloc(in_len);
- out = (lzo_bytep) xmalloc(out_bufsize);
- if (in == NULL || out == NULL)
- {
- printf("%s: out of memory\n", progname);
- exit(1);
- }
- in_len = (lzo_uint) lzo_fread(fp, in, in_len);
- printf("%s: loaded file %s: %ld bytes\n", progname, in_name, (long) in_len);
- fclose(fp); fp = NULL;
-
-/*
- * Step 5: compute a checksum of the uncompressed data
- */
- uncompressed_checksum = lzo_adler32(0,NULL,0);
- uncompressed_checksum = lzo_adler32(uncompressed_checksum,in,in_len);
-
-/*
- * Step 6a: compress from 'in' to 'out' with LZO1X-999
- */
-#ifdef USE_LZO1X
- out_len = out_bufsize;
- r = lzo1x_999_compress(in,in_len,out,&out_len,wrkmem);
- if (r != LZO_E_OK)
- {
- /* this should NEVER happen */
- printf("internal error - compression failed: %d\n", r);
- exit(1);
- }
- printf("LZO1X-999: %8lu -> %8lu\n", (unsigned long) in_len, (unsigned long) out_len);
- if (out_len < best_len)
- {
- best_len = out_len;
- best_compress = 1; /* LZO1X-999 */
- }
-#endif /* USE_LZO1X */
-
-/*
- * Step 6b: compress from 'in' to 'out' with LZO1Y-999
- */
-#ifdef USE_LZO1Y
- out_len = out_bufsize;
- r = lzo1y_999_compress(in,in_len,out,&out_len,wrkmem);
- if (r != LZO_E_OK)
- {
- /* this should NEVER happen */
- printf("internal error - compression failed: %d\n", r);
- exit(1);
- }
- printf("LZO1Y-999: %8lu -> %8lu\n", (unsigned long) in_len, (unsigned long) out_len);
- if (out_len < best_len)
- {
- best_len = out_len;
- best_compress = 2; /* LZO1Y-999 */
- }
-#endif /* USE_LZO1Y */
-
-/*
- * Step 7: check if compressible
- */
- if (best_len >= in_len)
- {
- printf("This file contains incompressible data.\n");
- return 0;
- }
-
-/*
- * Step 8: compress data again using the best compressor found
- */
- out_len = out_bufsize;
- if (best_compress == 1)
- r = lzo1x_999_compress(in,in_len,out,&out_len,wrkmem);
- else if (best_compress == 2)
- r = lzo1y_999_compress(in,in_len,out,&out_len,wrkmem);
- else
- r = -100;
- assert(r == LZO_E_OK);
- assert(out_len == best_len);
-
-/*
- * Step 9: optimize compressed data (compressed data is in 'out' buffer)
- */
-#if 1
- /* Optimization does not require any data in the buffer that will
- * hold the uncompressed data. To prove this, we clear the buffer.
- */
- lzo_memset(in,0,in_len);
-#endif
-
- orig_len = in_len;
- r = -100;
-#ifdef USE_LZO1X
- if (best_compress == 1)
- r = lzo1x_optimize(out,out_len,in,&orig_len,NULL);
-#endif
-#ifdef USE_LZO1Y
- if (best_compress == 2)
- r = lzo1y_optimize(out,out_len,in,&orig_len,NULL);
-#endif
- if (r != LZO_E_OK || orig_len != in_len)
- {
- /* this should NEVER happen */
- printf("internal error - optimization failed: %d\n", r);
- exit(1);
- }
-
-/*
- * Step 10: compute a checksum of the compressed data
- */
- compressed_checksum = lzo_adler32(0,NULL,0);
- compressed_checksum = lzo_adler32(compressed_checksum,out,out_len);
-
-/*
- * Step 11: write compressed data to a file
- */
- printf("%s: %s: %ld -> %ld, checksum 0x%08lx 0x%08lx\n",
- progname, in_name, (long) in_len, (long) out_len,
- (long) uncompressed_checksum, (long) compressed_checksum);
-
- if (out_name && out_name[0])
- {
- printf("%s: writing to file %s\n", progname, out_name);
- fp = fopen(out_name,"wb");
- if (fp == NULL)
- {
- printf("%s: cannot open output file %s\n", progname, out_name);
- exit(1);
- }
- if (lzo_fwrite(fp, out, out_len) != out_len || fclose(fp) != 0)
- {
- printf("%s: write error !!\n", progname);
- exit(1);
- }
- }
-
-/*
- * Step 12: verify decompression
- */
-#ifdef PARANOID
- lzo_memset(in,0,in_len); /* paranoia - clear output buffer */
- orig_len = in_len;
- r = -100;
-#ifdef USE_LZO1X
- if (best_compress == 1)
- r = lzo1x_decompress_safe(out,out_len,in,&orig_len,NULL);
-#endif
-#ifdef USE_LZO1Y
- if (best_compress == 2)
- r = lzo1y_decompress_safe(out,out_len,in,&orig_len,NULL);
-#endif
- if (r != LZO_E_OK || orig_len != in_len)
- {
- /* this should NEVER happen */
- printf("internal error - decompression failed: %d\n", r);
- exit(1);
- }
- if (uncompressed_checksum != lzo_adler32(lzo_adler32(0,NULL,0),in,in_len))
- {
- /* this should NEVER happen */
- printf("internal error - decompression data error\n");
- exit(1);
- }
- /* Now you could also verify decompression under similar conditions as in
- * your application, e.g. overlapping assembler decompression etc.
- */
-#endif
-
- lzo_free(in);
- lzo_free(out);
- lzo_free(wrkmem);
-
- return 0;
-}
-
-
-/* vim:set ts=4 sw=4 et: */
diff --git a/app/lzo/examples/precomp2.c b/app/lzo/examples/precomp2.c
deleted file mode 100644
index 93dd8b55..00000000
--- a/app/lzo/examples/precomp2.c
+++ /dev/null
@@ -1,382 +0,0 @@
-/* precomp2.c -- example program: how to generate pre-compressed data
-
- This file is part of the LZO real-time data compression library.
-
- Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer
- All Rights Reserved.
-
- The LZO library is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
-
- The LZO library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with the LZO library; see the file COPYING.
- If not, write to the Free Software Foundation, Inc.,
- 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-
- Markus F.X.J. Oberhumer
- <markus@oberhumer.com>
- http://www.oberhumer.com/opensource/lzo/
- */
-
-
-/*************************************************************************
-// This program shows how to generate pre-compressed data.
-//
-// Please study precomp.c first.
-//
-// We will be trying LZO1X-999 and LZO1Y-999, and we will be trying
-// various parameters using the internal interface to squeeze out
-// a little bit of extra compression.
-//
-// NOTE: this program can be quite slow for highly redundant files
-**************************************************************************/
-
-#include "lzo/lzoconf.h"
-#include "lzo/lzo1x.h"
-#include "lzo/lzo1y.h"
-
-LZO_EXTERN(int)
-lzo1x_999_compress_internal ( const lzo_bytep in , lzo_uint in_len,
- lzo_bytep out, lzo_uintp out_len,
- lzo_voidp wrkmem,
- const lzo_bytep dict, lzo_uint dict_len,
- lzo_callback_p cb,
- int try_lazy,
- lzo_uint good_length,
- lzo_uint max_lazy,
- lzo_uint nice_length,
- lzo_uint max_chain,
- lzo_uint32_t flags );
-
-LZO_EXTERN(int)
-lzo1y_999_compress_internal ( const lzo_bytep in , lzo_uint in_len,
- lzo_bytep out, lzo_uintp out_len,
- lzo_voidp wrkmem,
- const lzo_bytep dict, lzo_uint dict_len,
- lzo_callback_p cb,
- int try_lazy,
- lzo_uint good_length,
- lzo_uint max_lazy,
- lzo_uint nice_length,
- lzo_uint max_chain,
- lzo_uint32_t flags );
-
-#define USE_LZO1X 1
-#define USE_LZO1Y 1
-
-#define PARANOID 1
-
-
-/* portability layer */
-static const char *progname = NULL;
-#define WANT_LZO_MALLOC 1
-#define WANT_LZO_FREAD 1
-#define WANT_LZO_WILDARGV 1
-#define WANT_XMALLOC 1
-#include "examples/portab.h"
-
-
-/*************************************************************************
-//
-**************************************************************************/
-
-int __lzo_cdecl_main main(int argc, char *argv[])
-{
- int r;
- int lazy;
- const int max_try_lazy = 5;
- const lzo_uint big = 65536L; /* can result in very slow compression */
- const lzo_uint32_t flags = 0x1;
-
- lzo_bytep in;
- lzo_uint in_len;
-
- lzo_bytep out;
- lzo_uint out_bufsize;
- lzo_uint out_len = 0;
-
- lzo_voidp wrkmem;
- lzo_uint wrkmem_size;
-
- lzo_uint best_len;
- int best_compress = -1;
- int best_lazy = -1;
-
- lzo_uint orig_len;
- lzo_uint32_t uncompressed_checksum;
- lzo_uint32_t compressed_checksum;
-
- FILE *fp;
- const char *in_name = NULL;
- const char *out_name = NULL;
- long l;
-
-
- lzo_wildargv(&argc, &argv);
-
- printf("\nLZO real-time data compression library (v%s, %s).\n",
- lzo_version_string(), lzo_version_date());
- printf("Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer\nAll Rights Reserved.\n\n");
-
- progname = argv[0];
- if (argc < 2 || argc > 3)
- {
- printf("usage: %s file [output-file]\n", progname);
- exit(1);
- }
- in_name = argv[1];
- if (argc > 2) out_name = argv[2];
-
-/*
- * Step 1: initialize the LZO library
- */
- if (lzo_init() != LZO_E_OK)
- {
- printf("internal error - lzo_init() failed !!!\n");
- printf("(this usually indicates a compiler bug - try recompiling\nwithout optimizations, and enable '-DLZO_DEBUG' for diagnostics)\n");
- exit(1);
- }
-
-/*
- * Step 2: allocate the work-memory
- */
- wrkmem_size = 1;
-#ifdef USE_LZO1X
- wrkmem_size = (LZO1X_999_MEM_COMPRESS > wrkmem_size) ? LZO1X_999_MEM_COMPRESS : wrkmem_size;
-#endif
-#ifdef USE_LZO1Y
- wrkmem_size = (LZO1Y_999_MEM_COMPRESS > wrkmem_size) ? LZO1Y_999_MEM_COMPRESS : wrkmem_size;
-#endif
- wrkmem = (lzo_voidp) xmalloc(wrkmem_size);
- if (wrkmem == NULL)
- {
- printf("%s: out of memory\n", progname);
- exit(1);
- }
-
-/*
- * Step 3: open the input file
- */
- fp = fopen(in_name,"rb");
- if (fp == NULL)
- {
- printf("%s: cannot open file %s\n", progname, in_name);
- exit(1);
- }
- fseek(fp, 0, SEEK_END);
- l = ftell(fp);
- fseek(fp, 0, SEEK_SET);
- if (l <= 0)
- {
- printf("%s: %s: empty file\n", progname, in_name);
- fclose(fp); fp = NULL;
- exit(1);
- }
- in_len = (lzo_uint) l;
- out_bufsize = in_len + in_len / 16 + 64 + 3;
- best_len = in_len;
-
-/*
- * Step 4: allocate compression buffers and read the file
- */
- in = (lzo_bytep) xmalloc(in_len);
- out = (lzo_bytep) xmalloc(out_bufsize);
- if (in == NULL || out == NULL)
- {
- printf("%s: out of memory\n", progname);
- exit(1);
- }
- in_len = (lzo_uint) lzo_fread(fp, in, in_len);
- printf("%s: loaded file %s: %ld bytes\n", progname, in_name, (long) in_len);
- fclose(fp); fp = NULL;
-
-/*
- * Step 5: compute a checksum of the uncompressed data
- */
- uncompressed_checksum = lzo_adler32(0,NULL,0);
- uncompressed_checksum = lzo_adler32(uncompressed_checksum,in,in_len);
-
-/*
- * Step 6a: compress from 'in' to 'out' with LZO1X-999
- */
-#ifdef USE_LZO1X
- for (lazy = 0; lazy <= max_try_lazy; lazy++)
- {
- out_len = out_bufsize;
- r = lzo1x_999_compress_internal(in,in_len,out,&out_len,wrkmem,
- NULL, 0, 0,
- lazy, big, big, big, big, flags);
- if (r != LZO_E_OK)
- {
- /* this should NEVER happen */
- printf("internal error - compression failed: %d\n", r);
- exit(1);
- }
- printf("LZO1X-999: lazy =%2d: %8lu -> %8lu\n",
- lazy, (unsigned long) in_len, (unsigned long) out_len);
- if (out_len < best_len)
- {
- best_len = out_len;
- best_lazy = lazy;
- best_compress = 1; /* LZO1X-999 */
- }
- }
-#endif /* USE_LZO1X */
-
-/*
- * Step 6b: compress from 'in' to 'out' with LZO1Y-999
- */
-#ifdef USE_LZO1Y
- for (lazy = 0; lazy <= max_try_lazy; lazy++)
- {
- out_len = out_bufsize;
- r = lzo1y_999_compress_internal(in,in_len,out,&out_len,wrkmem,
- NULL, 0, 0,
- lazy, big, big, big, big, flags);
- if (r != LZO_E_OK)
- {
- /* this should NEVER happen */
- printf("internal error - compression failed: %d\n", r);
- exit(1);
- }
- printf("LZO1Y-999: lazy =%2d: %8lu -> %8lu\n",
- lazy, (unsigned long) in_len, (unsigned long) out_len);
- if (out_len < best_len)
- {
- best_len = out_len;
- best_lazy = lazy;
- best_compress = 2; /* LZO1Y-999 */
- }
- }
-#endif /* USE_LZO1Y */
-
-/*
- * Step 7: check if compressible
- */
- if (best_len >= in_len)
- {
- printf("This file contains incompressible data.\n");
- return 0;
- }
-
-/*
- * Step 8: compress data again using the best compressor found
- */
- out_len = out_bufsize;
- if (best_compress == 1)
- r = lzo1x_999_compress_internal(in,in_len,out,&out_len,wrkmem,
- NULL, 0, 0,
- best_lazy, big, big, big, big, flags);
- else if (best_compress == 2)
- r = lzo1y_999_compress_internal(in,in_len,out,&out_len,wrkmem,
- NULL, 0, 0,
- best_lazy, big, big, big, big, flags);
- else
- r = -100;
- assert(r == LZO_E_OK);
- assert(out_len == best_len);
-
-/*
- * Step 9: optimize compressed data (compressed data is in 'out' buffer)
- */
-#if 1
- /* Optimization does not require any data in the buffer that will
- * hold the uncompressed data. To prove this, we clear the buffer.
- */
- lzo_memset(in,0,in_len);
-#endif
-
- orig_len = in_len;
- r = -100;
-#ifdef USE_LZO1X
- if (best_compress == 1)
- r = lzo1x_optimize(out,out_len,in,&orig_len,NULL);
-#endif
-#ifdef USE_LZO1Y
- if (best_compress == 2)
- r = lzo1y_optimize(out,out_len,in,&orig_len,NULL);
-#endif
- if (r != LZO_E_OK || orig_len != in_len)
- {
- /* this should NEVER happen */
- printf("internal error - optimization failed: %d\n", r);
- exit(1);
- }
-
-/*
- * Step 10: compute a checksum of the compressed data
- */
- compressed_checksum = lzo_adler32(0,NULL,0);
- compressed_checksum = lzo_adler32(compressed_checksum,out,out_len);
-
-/*
- * Step 11: write compressed data to a file
- */
- printf("%s: %s: %ld -> %ld, checksum 0x%08lx 0x%08lx\n",
- progname, in_name, (long) in_len, (long) out_len,
- (long) uncompressed_checksum, (long) compressed_checksum);
-
- if (out_name && out_name[0])
- {
- printf("%s: writing to file %s\n", progname, out_name);
- fp = fopen(out_name,"wb");
- if (fp == NULL)
- {
- printf("%s: cannot open output file %s\n", progname, out_name);
- exit(1);
- }
- if (lzo_fwrite(fp, out, out_len) != out_len || fclose(fp) != 0)
- {
- printf("%s: write error !!\n", progname);
- exit(1);
- }
- }
-
-/*
- * Step 12: verify decompression
- */
-#ifdef PARANOID
- lzo_memset(in,0,in_len); /* paranoia - clear output buffer */
- orig_len = in_len;
- r = -100;
-#ifdef USE_LZO1X
- if (best_compress == 1)
- r = lzo1x_decompress_safe(out,out_len,in,&orig_len,NULL);
-#endif
-#ifdef USE_LZO1Y
- if (best_compress == 2)
- r = lzo1y_decompress_safe(out,out_len,in,&orig_len,NULL);
-#endif
- if (r != LZO_E_OK || orig_len != in_len)
- {
- /* this should NEVER happen */
- printf("internal error - decompression failed: %d\n", r);
- exit(1);
- }
- if (uncompressed_checksum != lzo_adler32(lzo_adler32(0,NULL,0),in,in_len))
- {
- /* this should NEVER happen */
- printf("internal error - decompression data error\n");
- exit(1);
- }
- /* Now you could also verify decompression under similar conditions as in
- * your application, e.g. overlapping assembler decompression etc.
- */
-#endif
-
- lzo_free(in);
- lzo_free(out);
- lzo_free(wrkmem);
-
- return 0;
-}
-
-
-/* vim:set ts=4 sw=4 et: */
diff --git a/app/lzo/examples/simple.c b/app/lzo/examples/simple.c
deleted file mode 100644
index 42f814a7..00000000
--- a/app/lzo/examples/simple.c
+++ /dev/null
@@ -1,156 +0,0 @@
-/* simple.c -- the annotated simple example program for the LZO library
-
- This file is part of the LZO real-time data compression library.
-
- Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer
- All Rights Reserved.
-
- The LZO library is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
-
- The LZO library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with the LZO library; see the file COPYING.
- If not, write to the Free Software Foundation, Inc.,
- 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
-
- Markus F.X.J. Oberhumer
- <markus@oberhumer.com>
- http://www.oberhumer.com/opensource/lzo/
- */
-
-
-/*************************************************************************
-// This program shows the basic usage of the LZO library.
-// We will compress a block of data and decompress again.
-//
-// See also LZO.FAQ
-**************************************************************************/
-
-/* We will be using the LZO1X-1 algorithm, so we have
- * to include <lzo1x.h>
- */
-
-#include "lzo/lzoconf.h"
-#include "lzo/lzo1x.h"
-
-/* portability layer */
-static const char *progname = NULL;
-#define WANT_LZO_MALLOC 1
-#define WANT_XMALLOC 1
-#include "examples/portab.h"
-
-
-/* We want to compress the data block at 'in' with length 'IN_LEN' to
- * the block at 'out'. Because the input block may be incompressible,
- * we must provide a little more output space in case that compression
- * is not possible.
- */
-
-#ifndef IN_LEN
-#define IN_LEN (128*1024L)
-#endif
-#define OUT_LEN (IN_LEN + IN_LEN / 16 + 64 + 3)
-
-
-/*************************************************************************
-//
-**************************************************************************/
-
-int __lzo_cdecl_main main(int argc, char *argv[])
-{
- int r;
- lzo_bytep in;
- lzo_bytep out;
- lzo_voidp wrkmem;
- lzo_uint in_len;
- lzo_uint out_len;
- lzo_uint new_len;
-
- if (argc < 0 && argv == NULL) /* avoid warning about unused args */
- return 0;
-
- printf("\nLZO real-time data compression library (v%s, %s).\n",
- lzo_version_string(), lzo_version_date());
- printf("Copyright (C) 1996-2014 Markus Franz Xaver Johannes Oberhumer\nAll Rights Reserved.\n\n");
-
-/*
- * Step 1: initialize the LZO library
- */
- if (lzo_init() != LZO_E_OK)
- {
- printf("internal error - lzo_init() failed !!!\n");
- printf("(this usually indicates a compiler bug - try recompiling\nwithout optimizations, and enable '-DLZO_DEBUG' for diagnostics)\n");
- return 4;
- }
-
-/*
- * Step 2: allocate blocks and the work-memory
- */
- in = (lzo_bytep) xmalloc(IN_LEN);
- out = (lzo_bytep) xmalloc(OUT_LEN);
- wrkmem = (lzo_voidp) xmalloc(LZO1X_1_MEM_COMPRESS);
- if (in == NULL || out == NULL || wrkmem == NULL)
- {
- printf("out of memory\n");
- return 3;
- }
-
-/*
- * Step 3: prepare the input block that will get compressed.
- * We just fill it with zeros in this example program,
- * but you would use your real-world data here.
- */
- in_len = IN_LEN;
- lzo_memset(in,0,in_len);
-
-/*
- * Step 4: compress from 'in' to 'out' with LZO1X-1
- */
- r = lzo1x_1_compress(in, in_len, out, &out_len, wrkmem);
- if (r == LZO_E_OK)
- printf("compressed %lu bytes into %lu bytes\n",
- (unsigned long) in_len, (unsigned long) out_len);
- else
- {
- /* this should NEVER happen */
- printf("internal error - compression failed: %d\n", r);
- return 2;
- }
- /* check for an incompressible block */
- if (out_len >= in_len)
- {
- printf("This block contains incompressible data.\n");
- return 0;
- }
-
-/*
- * Step 5: decompress again, now going from 'out' to 'in'
- */
- new_len = in_len;
- r = lzo1x_decompress(out, out_len, in, &new_len, NULL);
- if (r == LZO_E_OK && new_len == in_len)
- printf("decompressed %lu bytes back into %lu bytes\n",
- (unsigned long) out_len, (unsigned long) in_len);
- else
- {
- /* this should NEVER happen */
- printf("internal error - decompression failed: %d\n", r);
- return 1;
- }
-
- lzo_free(wrkmem);
- lzo_free(out);
- lzo_free(in);
- printf("Simple compression test passed.\n");
- return 0;
-}
-
-
-/* vim:set ts=4 sw=4 et: */
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