Stefan Reinauer (stefan.reinauer@coreboot.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/3918
-gerrit
commit dd7a4854c764b6771422a11fcd6f1f7604898f87 Author: Idwer Vollering vidwer@gmail.com Date: Mon Jun 30 03:57:34 2014 +0200
[1/4] HP DL120G5: import lzf code
Change-Id: Ia1d8abdd181ace44c5b94c7bba2f284701c7c2eb Signed-off-by: Ruud Schramp schramp@holmes.nl Signed-off-by: Idwer Vollering vidwer@gmail.com --- SerialICE/lzf/README | 4 + SerialICE/lzf/liblzf-3.6/Changes | 136 ++++++++ SerialICE/lzf/liblzf-3.6/LICENSE | 27 ++ SerialICE/lzf/liblzf-3.6/Makefile | 71 ++++ SerialICE/lzf/liblzf-3.6/Makefile.in | 66 ++++ SerialICE/lzf/liblzf-3.6/README | 29 ++ SerialICE/lzf/liblzf-3.6/config.h | 17 + SerialICE/lzf/liblzf-3.6/crc32.h | 65 ++++ SerialICE/lzf/liblzf-3.6/cs/CLZF.cs | 344 ++++++++++++++++++++ SerialICE/lzf/liblzf-3.6/cs/README | 7 + SerialICE/lzf/liblzf-3.6/lzf.c | 537 +++++++++++++++++++++++++++++++ SerialICE/lzf/liblzf-3.6/lzf.h | 100 ++++++ SerialICE/lzf/liblzf-3.6/lzfP.h | 185 +++++++++++ SerialICE/lzf/liblzf-3.6/lzf_c.c | 291 +++++++++++++++++ SerialICE/lzf/liblzf-3.6/lzf_d.c | 185 +++++++++++ SerialICE/lzf/liblzf-3.6/romdecompress.c | 245 ++++++++++++++ 16 files changed, 2309 insertions(+)
diff --git a/SerialICE/lzf/README b/SerialICE/lzf/README new file mode 100644 index 0000000..a2f87ba --- /dev/null +++ b/SerialICE/lzf/README @@ -0,0 +1,4 @@ +This application is using +liblzf-3.6.tar.gz + +The decompression application was hand-edited into the makefile diff --git a/SerialICE/lzf/liblzf-3.6/Changes b/SerialICE/lzf/liblzf-3.6/Changes new file mode 100644 index 0000000..93bd4cb --- /dev/null +++ b/SerialICE/lzf/liblzf-3.6/Changes @@ -0,0 +1,136 @@ +3.6 Mon Feb 7 17:37:31 CET 2011 + - fixed hash calculation in C♯ version (Tiago Freitas Leal). + - unroll copy for small sizes, use memcpy for larger sizes, + greatly speeding up decompression in most cases. + - finally disable rep movsb - it's a big loss on modern intel cpus, + and only a small win on amd cpus. + - improve C++ compatibility of the code. + - slightly improve compressor speed. + - halved memory requirements for compressor on 64 bit architectures, + which can improve the speed quite a bit on older cpus. + +3.5 Fri May 1 02:28:42 CEST 2009 + - lzf_compress did sometimes write one octet past the given output + buffer (analyzed and nice testcase by Salvatore Sanfilippo). + +3.4 Tue Sep 2 06:45:00 CEST 2008 + - the fix from 3.3 introduced a compression bug, which is fixed in + this release (which explains the mysterious prerelease...). Thanks + once more to Clément Calmels. + +3.3 Mon Aug 25 03:17:42 CEST 2008 + - lzf_compress could access memory after the given input buffer + when outputting back references. reported with nice testcase + by Clément Calmels. + +3.2 Fri May 9 18:52:23 CEST 2008 + - include a workaround for failing POSIX and real-world compliance + on 64 bit windows (microsoft claims to support POSIX, but is far + from it). (bug found and analysed nicely by John Lilley). + +3.1 Fri Nov 30 11:33:04 CET 2007 + - IMPORTANT BUGFIX: a too long final literal run would corrupt data + in the encoder (this was introduced in 3.0 only, earlier versions + are safe). + +3.0 Tue Nov 13 22:13:09 CET 2007 + - switched to 2-clause bsd with "GPL v2 or any later version" option. + - speed up compression by ~10-15% in common cases + by some manual unrolling. + - import some compiler tricks from JSON::XS, for further speed-ups. + - tune hash functions depending on ULTRA_FAST or VERY_FAST settings. + - for typical binary data (e.g. /bin/bash, memory dumps, + canterbury corpus etc.), speed is now comparable to fastlz, but + with better compression ratio. with ULTRA_FAST, it's typically + 3-15% faster than fastlz while still maintaining a similar ratio. + (amd64 and core 2 duo, ymmv). thanks a lot for the competition :) + - undo inline assembly in compressor, it is no longer helpful. + - no changes to the decompressor. + - use a HLOG of 16 by default now (formerly 15). + +2.1 Fri Nov 2 13:34:42 CET 2007 + - switched to a 2-clause bsd license with GPL exception. + - get rid of memcpy. + - tentatively use rep movsb on x86 and x86_64 (gcc only) for a + moderate speed improvement. + - applied patch by Kein-Hong Man to maske lzf.c compile under + the crippled mingw32 environment. + +2.0 Fri Feb 16 23:11:18 CET 2007 + - replaced lzf demo by industrial-strength lzf utility with behaviour + similar other compression utilities. Thanks for Stefan Traby for + rewriting it! + - fix state arg prototype. + +1.7 Wed Sep 27 17:29:15 CEST 2006 + - remove bogus "unlzf" patch. + note to self: never accept well-meant patches. + - make lzf more robust in presence of padding bytes or sudden eof. + +1.6 Fri Jul 7 17:31:26 CEST 2006 + - the lzf example utility will now uncompress if invoked + as "unlzf" (patch by Scott Feeney). + - add CHECK_INPUT option that adds more checks for input + data validity. + - help applications that do not pass in the correct length + (such as php) by returning either EINVAL or E2BIG. + - default HLOG size is now 15 (cpu caches have increased). + - documentation fixes. + +1.51 Thu Apr 14 22:15:46 CEST 2005 + - incorporated C♯ implementation of both the en- and decoder, + written by "Oren J. Maurice". + You can find it in the cs/ subdirectory. + - make FRST, NEXT IDX overridable if lzf_c.c is directly included + in the code. + +1.5 Tue Mar 8 20:23:23 CET 2005 + - incorporated improvements by Adam D. Moss, + which includes a new VERY_FAST mode which is + a bit slower than ULTRA_FAST but much better, + and enabled it as default. + +1.401 Thu Mar 3 18:00:52 CET 2005 + - use cstring in c++, not string.h. + - change of contact address. + +1.4 Wed Dec 15 08:08:49 CET 2004 + - very very slight tuning of the hashing function. + +1.3 Thu Mar 25 15:41:17 CET 2004 + - changed license of lzf core code to explicitly allow + relicensing under the GPLv2. + - added VPATH support as suggested by Björn Eriksson. + +1.2 Mon Dec 29 13:47:28 CET 2003 + - avoid spurious memory accesses after the to-be-compressed + memory region. originally reported by Michal Zalewski. + - flip LZF_STACK_ARG meaning (to be correct). + +1.1 Tue Dec 23 05:48:32 CET 2003 + - removed #warn directive, it's not worth the hassle. + - add LZF_STACK_ARG and AVOID_ERRNO configurations + for embedded systems. + - make it compile cleanly as c++. + - some small documentation and code fixes. + +1.0 Sun Nov 17 12:37:37 CET 2002 + - slightly better compression ratio, almost unmeasurably + slower. + - some documentation fixes. + +0.4 Thu Jun 13 14:11:10 CEST 2002 + - typoe fix. + - lzf demo program now properly decompresses small files. + - fix another 64 bit issue, found by Laurent Deniel. + +0.3 Tue Jan 16 13:21:14 CET 2001 + - fix silly beginners 32/64 bit mistake. + +0.2 Thu Jan 4 05:56:42 CET 2001 + - now totally independent of autoconfig, for + easy inclusion into other programs. + - much better fine-tuning, faster and better than 0.1. + +0.1 2000 + - initial release. diff --git a/SerialICE/lzf/liblzf-3.6/LICENSE b/SerialICE/lzf/liblzf-3.6/LICENSE new file mode 100644 index 0000000..ee54ff7 --- /dev/null +++ b/SerialICE/lzf/liblzf-3.6/LICENSE @@ -0,0 +1,27 @@ +Copyright (c) 2000-2009 Marc Alexander Lehmann schmorp@schmorp.de + +Redistribution and use in source and binary forms, with or without modifica- +tion, are permitted provided that the following conditions are met: + + 1. Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + + 2. Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + +THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED +WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- +CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO +EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- +CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; +OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, +WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH- +ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED +OF THE POSSIBILITY OF SUCH DAMAGE. + +Alternatively, the following files carry an additional notice that +explicitly allows relicensing under the GPLv2: lzf.c lzf.h lzfP.h lzf_c.c +lzf_d.c + diff --git a/SerialICE/lzf/liblzf-3.6/Makefile b/SerialICE/lzf/liblzf-3.6/Makefile new file mode 100644 index 0000000..af55575 --- /dev/null +++ b/SerialICE/lzf/liblzf-3.6/Makefile @@ -0,0 +1,71 @@ +VERSION = 3.6 + +prefix = /usr/local +exec_prefix = ${prefix} +libdir = ${exec_prefix}/lib +bindir = ${exec_prefix}/bin +includedir = ${prefix}/include + + + +CC = gcc +CPPFLAGS = -I. +CFLAGS = -g +#CFLAGS = -g -O2 -O3 -funroll-all-loops +LDFLAGS = +RANLIB = ranlib +INSTALL = /usr/bin/install -c +INSTALL_DATA = ${INSTALL} -m 644 + +all: Makefile lzf romdecompress + +clean: + -rm -f *.o *.a lzf bench romdecompress + +lzf_c.o: lzf_c.c lzfP.h + +lzf_d.o: lzf_d.c lzfP.h + +romdecompress.o: romdecompress.c + +romdecompress: romdecompress.o liblzf.a + +lzf.o: lzf.c + +lzf: lzf.o liblzf.a + +lzfP.h: lzf.h config.h + +liblzf.a: lzf_c.o lzf_d.o + rm -f $@ + $(AR) rc $@ $^ + $(RANLIB) $@ + +install: all + $(INSTALL) -d $(bindir) + $(INSTALL) -m 755 lzf $(bindir) + $(INSTALL) -d $(includedir) + $(INSTALL_DATA) lzf.h $(includedir) + $(INSTALL) -d $(libdir) + $(INSTALL_DATA) liblzf.a $(libdir) + +dist: + mkdir liblzf-$(VERSION) + tar c LICENSE README Makefile.in config.h.in \ + configure configure.ac install-sh \ + cs/README cs/CLZF.cs \ + lzf.h lzfP.h lzf_c.c lzf_d.c \ + crc32.h lzf.c Changes \ + | tar xpC liblzf-$(VERSION) + -chown -R root.root liblzf-$(VERSION) + chmod -R u=rwX,go=rX liblzf-$(VERSION) + tar cvf - liblzf-$(VERSION) | gzip -9 >liblzf-$(VERSION).tar.gz + rm -rf liblzf-$(VERSION) + ls -l liblzf-$(VERSION).tar.gz + +Makefile: Makefile.in + ./config.status + +bench: Makefile liblzf.a bench.c + $(CC) $(CPPFLAGS) $(CFLAGS) -g -o bench bench.c -L. -llzf + diff --git a/SerialICE/lzf/liblzf-3.6/Makefile.in b/SerialICE/lzf/liblzf-3.6/Makefile.in new file mode 100644 index 0000000..3c87d62 --- /dev/null +++ b/SerialICE/lzf/liblzf-3.6/Makefile.in @@ -0,0 +1,66 @@ +VERSION = 3.6 + +prefix = @prefix@ +exec_prefix = @exec_prefix@ +libdir = @libdir@ +bindir = @bindir@ +includedir = @includedir@ + +VPATH = @srcdir@ + +CC = @CC@ +CPPFLAGS = -I. @CPPFLAGS@ +CFLAGS = @CFLAGS@ +LDFLAGS = @LDFLAGS@ +RANLIB = @RANLIB@ +INSTALL = @INSTALL@ +INSTALL_DATA = @INSTALL_DATA@ + +all: Makefile lzf + +clean: + -rm -f *.o *.a lzf bench + +lzf_c.o: lzf_c.c lzfP.h + +lzf_d.o: lzf_d.c lzfP.h + +lzf.o: lzf.c + +lzf: lzf.o liblzf.a + +lzfP.h: lzf.h config.h + +liblzf.a: lzf_c.o lzf_d.o + rm -f $@ + $(AR) rc $@ $^ + $(RANLIB) $@ + +install: all + $(INSTALL) -d $(bindir) + $(INSTALL) -m 755 lzf $(bindir) + $(INSTALL) -d $(includedir) + $(INSTALL_DATA) lzf.h $(includedir) + $(INSTALL) -d $(libdir) + $(INSTALL_DATA) liblzf.a $(libdir) + +dist: + mkdir liblzf-$(VERSION) + tar c LICENSE README Makefile.in config.h.in \ + configure configure.ac install-sh \ + cs/README cs/CLZF.cs \ + lzf.h lzfP.h lzf_c.c lzf_d.c \ + crc32.h lzf.c Changes \ + | tar xpC liblzf-$(VERSION) + -chown -R root.root liblzf-$(VERSION) + chmod -R u=rwX,go=rX liblzf-$(VERSION) + tar cvf - liblzf-$(VERSION) | gzip -9 >liblzf-$(VERSION).tar.gz + rm -rf liblzf-$(VERSION) + ls -l liblzf-$(VERSION).tar.gz + +Makefile: Makefile.in + ./config.status + +bench: Makefile liblzf.a bench.c + $(CC) $(CPPFLAGS) $(CFLAGS) -g -o bench bench.c -L. -llzf + diff --git a/SerialICE/lzf/liblzf-3.6/README b/SerialICE/lzf/liblzf-3.6/README new file mode 100644 index 0000000..0734ebe --- /dev/null +++ b/SerialICE/lzf/liblzf-3.6/README @@ -0,0 +1,29 @@ +DESCRIPTION + LZF is an extremely fast (not that much slower than a pure memcpy) + compression algorithm. It is ideal for applications where you want to + save *some* space but not at the cost of speed. It is ideal for + repetitive data as well. The module is self-contained and very small. + + It's written in ISO-C with no external dependencies other than what + C provides and can easily be #include'd into your code, no makefile + changes or library builds requires. + + A C♯ implementation without external dependencies is available, too. + + I do not know for certain whether any patents in any countries apply + to this algorithm, but at the moment it is believed that it is free + from any patents. More importantly, it is also free to use in every + software package (see LICENSE). + + See the lzf.h file for details on how the functions in this + mini-library are to be used. + + NOTE: This package contains a very bare-bones command-line utility + which is neither optimized for speed nor for compression. This library + is really intended to be used inside larger programs. + +AUTHOR + This library was written by Marc Lehmann schmorp@schmorp.de (See also + http://software.schmorp.de/pkg/liblzf). + + diff --git a/SerialICE/lzf/liblzf-3.6/config.h b/SerialICE/lzf/liblzf-3.6/config.h new file mode 100644 index 0000000..b5df3b1 --- /dev/null +++ b/SerialICE/lzf/liblzf-3.6/config.h @@ -0,0 +1,17 @@ +/* config.h. Generated from config.h.in by configure. */ +/* config.h.in. Generated automatically from configure.in by autoheader 2.13. */ + +/* Define to empty if the keyword does not work. */ +/* #undef const */ + +/* Define if you have the ANSI C header files. */ +#define STDC_HEADERS 1 + +/* The number of bytes in a int. */ +#define SIZEOF_INT 4 + +/* The number of bytes in a long. */ +#define SIZEOF_LONG 4 + +/* The number of bytes in a short. */ +#define SIZEOF_SHORT 2 diff --git a/SerialICE/lzf/liblzf-3.6/crc32.h b/SerialICE/lzf/liblzf-3.6/crc32.h new file mode 100644 index 0000000..cf8f6d4 --- /dev/null +++ b/SerialICE/lzf/liblzf-3.6/crc32.h @@ -0,0 +1,65 @@ +#ifndef CRC32_H +#define CRC32_H + +/* crc32 0xdebb20e3 table and supplementary functions. */ + +static const u32 crc_32_tab[] = +{ + 0x00000000UL, 0x77073096UL, 0xee0e612cUL, 0x990951baUL, 0x076dc419UL, + 0x706af48fUL, 0xe963a535UL, 0x9e6495a3UL, 0x0edb8832UL, 0x79dcb8a4UL, + 0xe0d5e91eUL, 0x97d2d988UL, 0x09b64c2bUL, 0x7eb17cbdUL, 0xe7b82d07UL, + 0x90bf1d91UL, 0x1db71064UL, 0x6ab020f2UL, 0xf3b97148UL, 0x84be41deUL, + 0x1adad47dUL, 0x6ddde4ebUL, 0xf4d4b551UL, 0x83d385c7UL, 0x136c9856UL, + 0x646ba8c0UL, 0xfd62f97aUL, 0x8a65c9ecUL, 0x14015c4fUL, 0x63066cd9UL, + 0xfa0f3d63UL, 0x8d080df5UL, 0x3b6e20c8UL, 0x4c69105eUL, 0xd56041e4UL, + 0xa2677172UL, 0x3c03e4d1UL, 0x4b04d447UL, 0xd20d85fdUL, 0xa50ab56bUL, + 0x35b5a8faUL, 0x42b2986cUL, 0xdbbbc9d6UL, 0xacbcf940UL, 0x32d86ce3UL, + 0x45df5c75UL, 0xdcd60dcfUL, 0xabd13d59UL, 0x26d930acUL, 0x51de003aUL, + 0xc8d75180UL, 0xbfd06116UL, 0x21b4f4b5UL, 0x56b3c423UL, 0xcfba9599UL, + 0xb8bda50fUL, 0x2802b89eUL, 0x5f058808UL, 0xc60cd9b2UL, 0xb10be924UL, + 0x2f6f7c87UL, 0x58684c11UL, 0xc1611dabUL, 0xb6662d3dUL, 0x76dc4190UL, + 0x01db7106UL, 0x98d220bcUL, 0xefd5102aUL, 0x71b18589UL, 0x06b6b51fUL, + 0x9fbfe4a5UL, 0xe8b8d433UL, 0x7807c9a2UL, 0x0f00f934UL, 0x9609a88eUL, + 0xe10e9818UL, 0x7f6a0dbbUL, 0x086d3d2dUL, 0x91646c97UL, 0xe6635c01UL, + 0x6b6b51f4UL, 0x1c6c6162UL, 0x856530d8UL, 0xf262004eUL, 0x6c0695edUL, + 0x1b01a57bUL, 0x8208f4c1UL, 0xf50fc457UL, 0x65b0d9c6UL, 0x12b7e950UL, + 0x8bbeb8eaUL, 0xfcb9887cUL, 0x62dd1ddfUL, 0x15da2d49UL, 0x8cd37cf3UL, + 0xfbd44c65UL, 0x4db26158UL, 0x3ab551ceUL, 0xa3bc0074UL, 0xd4bb30e2UL, + 0x4adfa541UL, 0x3dd895d7UL, 0xa4d1c46dUL, 0xd3d6f4fbUL, 0x4369e96aUL, + 0x346ed9fcUL, 0xad678846UL, 0xda60b8d0UL, 0x44042d73UL, 0x33031de5UL, + 0xaa0a4c5fUL, 0xdd0d7cc9UL, 0x5005713cUL, 0x270241aaUL, 0xbe0b1010UL, + 0xc90c2086UL, 0x5768b525UL, 0x206f85b3UL, 0xb966d409UL, 0xce61e49fUL, + 0x5edef90eUL, 0x29d9c998UL, 0xb0d09822UL, 0xc7d7a8b4UL, 0x59b33d17UL, + 0x2eb40d81UL, 0xb7bd5c3bUL, 0xc0ba6cadUL, 0xedb88320UL, 0x9abfb3b6UL, + 0x03b6e20cUL, 0x74b1d29aUL, 0xead54739UL, 0x9dd277afUL, 0x04db2615UL, + 0x73dc1683UL, 0xe3630b12UL, 0x94643b84UL, 0x0d6d6a3eUL, 0x7a6a5aa8UL, + 0xe40ecf0bUL, 0x9309ff9dUL, 0x0a00ae27UL, 0x7d079eb1UL, 0xf00f9344UL, + 0x8708a3d2UL, 0x1e01f268UL, 0x6906c2feUL, 0xf762575dUL, 0x806567cbUL, + 0x196c3671UL, 0x6e6b06e7UL, 0xfed41b76UL, 0x89d32be0UL, 0x10da7a5aUL, + 0x67dd4accUL, 0xf9b9df6fUL, 0x8ebeeff9UL, 0x17b7be43UL, 0x60b08ed5UL, + 0xd6d6a3e8UL, 0xa1d1937eUL, 0x38d8c2c4UL, 0x4fdff252UL, 0xd1bb67f1UL, + 0xa6bc5767UL, 0x3fb506ddUL, 0x48b2364bUL, 0xd80d2bdaUL, 0xaf0a1b4cUL, + 0x36034af6UL, 0x41047a60UL, 0xdf60efc3UL, 0xa867df55UL, 0x316e8eefUL, + 0x4669be79UL, 0xcb61b38cUL, 0xbc66831aUL, 0x256fd2a0UL, 0x5268e236UL, + 0xcc0c7795UL, 0xbb0b4703UL, 0x220216b9UL, 0x5505262fUL, 0xc5ba3bbeUL, + 0xb2bd0b28UL, 0x2bb45a92UL, 0x5cb36a04UL, 0xc2d7ffa7UL, 0xb5d0cf31UL, + 0x2cd99e8bUL, 0x5bdeae1dUL, 0x9b64c2b0UL, 0xec63f226UL, 0x756aa39cUL, + 0x026d930aUL, 0x9c0906a9UL, 0xeb0e363fUL, 0x72076785UL, 0x05005713UL, + 0x95bf4a82UL, 0xe2b87a14UL, 0x7bb12baeUL, 0x0cb61b38UL, 0x92d28e9bUL, + 0xe5d5be0dUL, 0x7cdcefb7UL, 0x0bdbdf21UL, 0x86d3d2d4UL, 0xf1d4e242UL, + 0x68ddb3f8UL, 0x1fda836eUL, 0x81be16cdUL, 0xf6b9265bUL, 0x6fb077e1UL, + 0x18b74777UL, 0x88085ae6UL, 0xff0f6a70UL, 0x66063bcaUL, 0x11010b5cUL, + 0x8f659effUL, 0xf862ae69UL, 0x616bffd3UL, 0x166ccf45UL, 0xa00ae278UL, + 0xd70dd2eeUL, 0x4e048354UL, 0x3903b3c2UL, 0xa7672661UL, 0xd06016f7UL, + 0x4969474dUL, 0x3e6e77dbUL, 0xaed16a4aUL, 0xd9d65adcUL, 0x40df0b66UL, + 0x37d83bf0UL, 0xa9bcae53UL, 0xdebb9ec5UL, 0x47b2cf7fUL, 0x30b5ffe9UL, + 0xbdbdf21cUL, 0xcabac28aUL, 0x53b39330UL, 0x24b4a3a6UL, 0xbad03605UL, + 0xcdd70693UL, 0x54de5729UL, 0x23d967bfUL, 0xb3667a2eUL, 0xc4614ab8UL, + 0x5d681b02UL, 0x2a6f2b94UL, 0xb40bbe37UL, 0xc30c8ea1UL, 0x5a05df1bUL, + 0x2d02ef8dL +}; + +#define crc32(crc,byte) (crc_32_tab[(u8)(crc) ^ (u8)(byte)] ^ ((crc) >> 8)) + +#endif + diff --git a/SerialICE/lzf/liblzf-3.6/cs/CLZF.cs b/SerialICE/lzf/liblzf-3.6/cs/CLZF.cs new file mode 100644 index 0000000..710419a --- /dev/null +++ b/SerialICE/lzf/liblzf-3.6/cs/CLZF.cs @@ -0,0 +1,344 @@ +/* + * Copyright (c) 2005 Oren J. Maurice oymaurice@hazorea.org.il + * + * Redistribution and use in source and binary forms, with or without modifica- + * tion, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- + * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO + * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- + * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH- + * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Alternatively, the contents of this file may be used under the terms of + * the GNU General Public License version 2 (the "GPL"), in which case the + * provisions of the GPL are applicable instead of the above. If you wish to + * allow the use of your version of this file only under the terms of the + * GPL and not to allow others to use your version of this file under the + * BSD license, indicate your decision by deleting the provisions above and + * replace them with the notice and other provisions required by the GPL. If + * you do not delete the provisions above, a recipient may use your version + * of this file under either the BSD or the GPL. + */ + +using System; + +namespace LZF.NET +{ + + /// <summary> + /// Summary description for CLZF. + /// </summary> + public class CLZF + { + // CRC32 data & function + UInt32 []crc_32_tab = new UInt32[256] + { + 0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, + 0x706af48f, 0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4, + 0xe0d5e91e, 0x97d2d988, 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, + 0x90bf1d91, 0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de, + 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7, 0x136c9856, + 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9, + 0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, + 0xa2677172, 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, + 0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, + 0x45df5c75, 0xdcd60dcf, 0xabd13d59, 0x26d930ac, 0x51de003a, + 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423, 0xcfba9599, + 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924, + 0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190, + 0x01db7106, 0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, + 0x9fbfe4a5, 0xe8b8d433, 0x7807c9a2, 0x0f00f934, 0x9609a88e, + 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01, + 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e, 0x6c0695ed, + 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950, + 0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, + 0xfbd44c65, 0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, + 0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, + 0x346ed9fc, 0xad678846, 0xda60b8d0, 0x44042d73, 0x33031de5, + 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa, 0xbe0b1010, + 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f, + 0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, + 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, + 0x03b6e20c, 0x74b1d29a, 0xead54739, 0x9dd277af, 0x04db2615, + 0x73dc1683, 0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8, + 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1, 0xf00f9344, + 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb, + 0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a, + 0x67dd4acc, 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, + 0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, + 0xa6bc5767, 0x3fb506dd, 0x48b2364b, 0xd80d2bda, 0xaf0a1b4c, + 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55, 0x316e8eef, + 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236, + 0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, + 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, + 0x2cd99e8b, 0x5bdeae1d, 0x9b64c2b0, 0xec63f226, 0x756aa39c, + 0x026d930a, 0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713, + 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38, 0x92d28e9b, + 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242, + 0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, + 0x18b74777, 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, + 0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45, 0xa00ae278, + 0xd70dd2ee, 0x4e048354, 0x3903b3c2, 0xa7672661, 0xd06016f7, + 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc, 0x40df0b66, + 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9, + 0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, + 0xcdd70693, 0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, + 0x5d681b02, 0x2a6f2b94, 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, + 0x2d02ef8d + }; + + public UInt32 crc32(UInt32 OldCRC,byte NewData) + { + return crc_32_tab[(OldCRC & 0xff) ^ NewData] ^ (OldCRC >> 8); + } + + + /// <summary> + /// LZF Compressor + /// </summary> + + UInt32 HLOG=14; + UInt32 HSIZE=(1<<14); + + /* + * don't play with this unless you benchmark! + * decompression is not dependent on the hash function + * the hashing function might seem strange, just believe me + * it works ;) + */ + UInt32 MAX_LIT=(1 << 5); + UInt32 MAX_OFF=(1 << 13); + UInt32 MAX_REF=((1 << 8) + (1 << 3)); + + UInt32 FRST(byte[] Array,UInt32 ptr) + { + return (UInt32)(((Array[ptr]) << 8) | Array[ptr+1]); + } + + UInt32 NEXT(UInt32 v,byte[] Array,UInt32 ptr) + { + return ((v) << 8) | Array[ptr+2]; + } + + UInt32 IDX(UInt32 h) + { + return ((((h ^ (h << 5)) >> (int) (3*8 - HLOG)) - h*5) & (HSIZE - 1)); + } + + /* + * compressed format + * + * 000LLLLL <L+1> ; literal + * LLLOOOOO oooooooo ; backref L + * 111OOOOO LLLLLLLL oooooooo ; backref L+7 + * + */ + + public int lzf_compress (byte[] in_data, int in_len,byte[] out_data, int out_len) + { + int c; + long []htab=new long[1<<14]; + for (c=0;c<1<<14;c++) + { + htab[c]=0; + } + + long hslot; + UInt32 iidx = 0; + UInt32 oidx = 0; + //byte *in_end = ip + in_len; + //byte *out_end = op + out_len; + long reference; + + UInt32 hval = FRST (in_data,iidx); + long off; + int lit = 0; + + for (;;) + { + if (iidx < in_len - 2) + { + hval = NEXT (hval, in_data,iidx); + hslot = IDX (hval); + reference = htab[hslot]; + htab[hslot] = (long)iidx; + + if ((off = iidx - reference - 1) < MAX_OFF + && iidx + 4 < in_len + && reference > 0 + && in_data[reference+0] == in_data[iidx+0] + && in_data[reference+1] == in_data[iidx+1] + && in_data[reference+2] == in_data[iidx+2] + ) + { + /* match found at *reference++ */ + UInt32 len = 2; + UInt32 maxlen = (UInt32)in_len - iidx - len; + maxlen = maxlen > MAX_REF ? MAX_REF : maxlen; + + if (oidx + lit + 1 + 3 >= out_len) + return 0; + + do + len++; + while (len < maxlen && in_data[reference+len] == in_data[iidx+len]); + + if (lit!=0) + { + out_data[oidx++] = (byte)(lit - 1); + lit = -lit; + do + out_data[oidx++] = in_data[iidx+lit]; + while ((++lit)!=0); + } + + len -= 2; + iidx++; + + if (len < 7) + { + out_data[oidx++] = (byte)((off >> 8) + (len << 5)); + } + else + { + out_data[oidx++] = (byte)((off >> 8) + ( 7 << 5)); + out_data[oidx++] = (byte)(len - 7); + } + + out_data[oidx++] = (byte)off; + + iidx += len-1; + hval = FRST (in_data,iidx); + + hval = NEXT (hval,in_data, iidx); + htab[IDX (hval)] = iidx; + iidx++; + + hval = NEXT (hval, in_data,iidx); + htab[IDX (hval)] = iidx; + iidx++; + continue; + } + } + else if (iidx == in_len) + break; + + /* one more literal byte we must copy */ + lit++; + iidx++; + + if (lit == MAX_LIT) + { + if (oidx + 1 + MAX_LIT >= out_len) + return 0; + + out_data[oidx++] = (byte)(MAX_LIT - 1); + lit = -lit; + do + out_data[oidx++] = in_data[iidx+lit]; + while ((++lit)!=0); + } + } + + if (lit!=0) + { + if (oidx + lit + 1 >= out_len) + return 0; + + out_data[oidx++] = (byte)(lit - 1); + lit = -lit; + do + out_data[oidx++] = in_data[iidx+lit]; + while ((++lit)!=0); + } + + return (int)oidx; + } + + /// <summary> + /// LZF Decompressor + /// </summary> + public int lzf_decompress ( byte[] in_data, int in_len, byte[] out_data, int out_len) + { + UInt32 iidx=0; + UInt32 oidx=0; + + do + { + UInt32 ctrl = in_data[iidx++]; + + if (ctrl < (1 << 5)) /* literal run */ + { + ctrl++; + + if (oidx + ctrl > out_len) + { + //SET_ERRNO (E2BIG); + return 0; + } + + do + out_data[oidx++] = in_data[iidx++]; + while ((--ctrl)!=0); + } + else /* back reference */ + { + UInt32 len = ctrl >> 5; + + int reference = (int)(oidx - ((ctrl & 0x1f) << 8) - 1); + + if (len == 7) + len += in_data[iidx++]; + + reference -= in_data[iidx++]; + + if (oidx + len + 2 > out_len) + { + //SET_ERRNO (E2BIG); + return 0; + } + + if (reference < 0) + { + //SET_ERRNO (EINVAL); + return 0; + } + + out_data[oidx++]=out_data[reference++]; + out_data[oidx++]=out_data[reference++]; + + do + out_data[oidx++]=out_data[reference++]; + while ((--len)!=0); + } + } + while (iidx < in_len); + + return (int)oidx; + } + + public CLZF() + { + // + // TODO: Add ructor logic here + // + } + } +} + diff --git a/SerialICE/lzf/liblzf-3.6/cs/README b/SerialICE/lzf/liblzf-3.6/cs/README new file mode 100644 index 0000000..9964aff --- /dev/null +++ b/SerialICE/lzf/liblzf-3.6/cs/README @@ -0,0 +1,7 @@ +The C♯ implementation of the LZF en-/decoder functions in this +directory was written (and is maintained) by + + Oren J. Maurice oymaurice@hazorea.org.il. + +If you have any questions or improvements, you should contact the +original author (and maybe CC me, Marc Lehmann liblzf@schmorp.de). diff --git a/SerialICE/lzf/liblzf-3.6/lzf.c b/SerialICE/lzf/liblzf-3.6/lzf.c new file mode 100644 index 0000000..bedfdb6 --- /dev/null +++ b/SerialICE/lzf/liblzf-3.6/lzf.c @@ -0,0 +1,537 @@ +/* + * Copyright (c) 2006 Stefan Traby stefan@hello-penguin.com + * + * Redistribution and use in source and binary forms, with or without modifica- + * tion, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- + * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO + * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- + * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH- + * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Alternatively, the contents of this file may be used under the terms of + * the GNU General Public License ("GPL") version 2 or any later version, + * in which case the provisions of the GPL are applicable instead of + * the above. If you wish to allow the use of your version of this file + * only under the terms of the GPL and not to allow others to use your + * version of this file under the BSD license, indicate your decision + * by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL. If you do not delete the + * provisions above, a recipient may use your version of this file under + * either the BSD or the GPL. + */ + +#include "config.h" +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <errno.h> +#include <limits.h> +#include "lzf.h" + +#ifdef HAVE_GETOPT_H +# include <getopt.h> +#endif + +#define BLOCKSIZE (1024 * 64 - 1) +#define MAX_BLOCKSIZE BLOCKSIZE + +typedef unsigned char u8; + +static off_t nr_read, nr_written; + +static const char *imagename; +static enum { compress, uncompress, lzcat } mode = compress; +static int verbose = 0; +static int force = 0; +static long blocksize = BLOCKSIZE; + +#ifdef HAVE_GETOPT_LONG + + struct option longopts[] = { + {"compress", 0, 0, 'c'}, + {"decompress", 0, 0, 'd'}, + {"uncompress", 0, 0, 'd'}, + {"force", 0, 0, 'f'}, + {"help", 0, 0, 'h'}, + {"verbose", 0, 0, 'v'}, + {"blocksize", 1, 0, 'b'}, + {0, 0, 0, 0} + }; + + static const char *opt = + "-c --compress compress\n" + "-d --decompress decompress\n" + "-f --force force overwrite of output file\n" + "-h --help give this help\n" "-v --verbose verbose mode\n" "-b # --blocksize # set blocksize\n" "\n"; + +#else + + static const char *opt = + "-c compress\n" + "-d decompress\n" + "-f force overwrite of output file\n" + "-h give this help\n" + "-v verbose mode\n" + "-b # set blocksize\n" + "\n"; + +#endif + +static void +usage (int rc) +{ + fprintf (stderr, "\n" + "lzf, a very lightweight compression/decompression utility written by Stefan Traby.\n" + "uses liblzf written by Marc Lehmann schmorp@schmorp.de You can find more info at\n" + "http://liblzf.plan9.de/%5Cn" + "\n" + "usage: lzf [-dufhvb] [file ...]\n" + " unlzf [file ...]\n" + " lzcat [file ...]\n" + "\n%s", + opt); + + exit (rc); +} + +static inline ssize_t +rread (int fd, void *buf, size_t len) +{ + ssize_t rc = 0, offset = 0; + char *p = buf; + + while (len && (rc = read (fd, &p[offset], len)) > 0) + { + offset += rc; + len -= rc; + } + + nr_read += offset; + + if (rc < 0) + return rc; + + return offset; +} + +/* returns 0 if all written else -1 */ +static inline ssize_t +wwrite (int fd, void *buf, size_t len) +{ + ssize_t rc; + char *b = buf; + size_t l = len; + + while (l) + { + rc = write (fd, b, l); + if (rc < 0) + { + fprintf (stderr, "%s: write error: ", imagename); + perror (""); + return -1; + } + + l -= rc; + b += rc; + } + + nr_written += len; + return 0; +} + +/* + * Anatomy: an lzf file consists of any number of blocks in the following format: + * + * \x00 EOF (optional) + * "ZV\0" 2-byte-usize <uncompressed data> + * "ZV\1" 2-byte-csize 2-byte-usize <compressed data> + * "ZV\2" 4-byte-crc32-0xdebb20e3 (NYI) + */ + + +#define TYPE0_HDR_SIZE 5 +#define TYPE1_HDR_SIZE 7 +#define MAX_HDR_SIZE 7 +#define MIN_HDR_SIZE 5 + +static int +compress_fd (int from, int to) +{ + ssize_t us, cs, len; + u8 buf1[MAX_BLOCKSIZE + MAX_HDR_SIZE + 16]; + u8 buf2[MAX_BLOCKSIZE + MAX_HDR_SIZE + 16]; + u8 *header; + + nr_read = nr_written = 0; + while ((us = rread (from, &buf1[MAX_HDR_SIZE], blocksize)) > 0) + { + cs = lzf_compress (&buf1[MAX_HDR_SIZE], us, &buf2[MAX_HDR_SIZE], us > 4 ? us - 4 : us); + if (cs) + { + header = &buf2[MAX_HDR_SIZE - TYPE1_HDR_SIZE]; + header[0] = 'Z'; + header[1] = 'V'; + header[2] = 1; + header[3] = cs >> 8; + header[4] = cs & 0xff; + header[5] = us >> 8; + header[6] = us & 0xff; + len = cs + TYPE1_HDR_SIZE; + } + else + { // write uncompressed + header = &buf1[MAX_HDR_SIZE - TYPE0_HDR_SIZE]; + header[0] = 'Z'; + header[1] = 'V'; + header[2] = 0; + header[3] = us >> 8; + header[4] = us & 0xff; + len = us + TYPE0_HDR_SIZE; + } + + if (wwrite (to, header, len) == -1) + return -1; + } + + return 0; +} + +static int +uncompress_fd (int from, int to) +{ + u8 header[MAX_HDR_SIZE]; + u8 buf1[MAX_BLOCKSIZE + MAX_HDR_SIZE + 16]; + u8 buf2[MAX_BLOCKSIZE + MAX_HDR_SIZE + 16]; + u8 *p; + int l, rd; + ssize_t rc, cs, us, bytes, over = 0; + + nr_read = nr_written = 0; + while (1) + { + rc = rread (from, header + over, MAX_HDR_SIZE - over); + if (rc < 0) + { + fprintf (stderr, "%s: read error: ", imagename); + perror (""); + return -1; + } + + rc += over; + over = 0; + if (!rc || header[0] == 0) + return 0; + + if (rc < MIN_HDR_SIZE || header[0] != 'Z' || header[1] != 'V') + { + fprintf (stderr, "%s: invalid data stream - magic not found or short header\n", imagename); + return -1; + } + + switch (header[2]) + { + case 0: + cs = -1; + us = (header[3] << 8) | header[4]; + p = &header[TYPE0_HDR_SIZE]; + break; + case 1: + if (rc < TYPE1_HDR_SIZE) + { + goto short_read; + } + cs = (header[3] << 8) | header[4]; + us = (header[5] << 8) | header[6]; + p = &header[TYPE1_HDR_SIZE]; + break; + default: + fprintf (stderr, "%s: unknown blocktype\n", imagename); + return -1; + } + + bytes = cs == -1 ? us : cs; + l = &header[rc] - p; + + if (l > 0) + memcpy (buf1, p, l); + + if (l > bytes) + { + over = l - bytes; + memmove (header, &p[bytes], over); + } + + p = &buf1[l]; + rd = bytes - l; + if (rd > 0) + if ((rc = rread (from, p, rd)) != rd) + goto short_read; + + if (cs == -1) + { + if (wwrite (to, buf1, us)) + return -1; + } + else + { + if (lzf_decompress (buf1, cs, buf2, us) != us) + { + fprintf (stderr, "%s: decompress: invalid stream - data corrupted\n", imagename); + return -1; + } + + if (wwrite (to, buf2, us)) + return -1; + } + } + + return 0; + +short_read: + fprintf (stderr, "%s: short data\n", imagename); + return -1; +} + +static int +open_out (const char *name) +{ + int fd; + int m = O_EXCL; + + if (force) + m = 0; + + fd = open (name, O_CREAT | O_WRONLY | O_TRUNC | m, 600); +#if defined(__MINGW32__) + _setmode(fd, _O_BINARY); +#endif + return fd; +} + +static int +compose_name (const char *fname, char *oname) +{ + char *p; + + if (mode == compress) + { + if (strlen (fname) > PATH_MAX - 4) + { + fprintf (stderr, "%s: %s.lzf: name too long", imagename, fname); + return -1; + } + + strcpy (oname, fname); + strcat (oname, ".lzf"); + } + else + { + if (strlen (fname) > PATH_MAX) + { + fprintf (stderr, "%s: %s: name too long\n", imagename, fname); + return -1; + } + + strcpy (oname, fname); + p = &oname[strlen (oname)] - 4; + if (p < oname || strcmp (p, ".lzf")) + { + fprintf (stderr, "%s: %s: unknown suffix\n", imagename, fname); + return -1; + } + + *p = 0; + } + + return 0; +} + +static int +run_file (const char *fname) +{ + int fd, fd2; + int rc; + struct stat mystat; + char oname[PATH_MAX + 1]; + + if (mode != lzcat) + if (compose_name (fname, oname)) + return -1; + +#if !defined(__MINGW32__) + rc = lstat (fname, &mystat); +#else + rc = stat (fname, &mystat); +#endif + fd = open (fname, O_RDONLY); +#if defined(__MINGW32__) + _setmode(fd, _O_BINARY); +#endif + if (rc || fd == -1) + { + fprintf (stderr, "%s: %s: ", imagename, fname); + perror (""); + return -1; + } + + if (!S_ISREG (mystat.st_mode)) + { + fprintf (stderr, "%s: %s: not a regular file.\n", imagename, fname); + close (fd); + return -1; + } + + if (mode == lzcat) + { + rc = uncompress_fd (fd, 1); + close (fd); + return rc; + } + + fd2 = open_out (oname); + if (fd2 == -1) + { + fprintf (stderr, "%s: %s: ", imagename, oname); + perror (""); + close (fd); + return -1; + } + + if (mode == compress) + { + rc = compress_fd (fd, fd2); + if (!rc && verbose) + fprintf (stderr, "%s: %5.1f%% -- replaced with %s\n", + fname, nr_read == 0 ? 0 : 100.0 - nr_written / ((double) nr_read / 100.0), oname); + } + else + { + rc = uncompress_fd (fd, fd2); + if (!rc && verbose) + fprintf (stderr, "%s: %5.1f%% -- replaced with %s\n", + fname, nr_written == 0 ? 0 : 100.0 - nr_read / ((double) nr_written / 100.0), oname); + } + +#if !defined(__MINGW32__) + fchmod (fd2, mystat.st_mode); +#else + chmod (oname, mystat.st_mode); +#endif + close (fd); + close (fd2); + + if (!rc) + unlink (fname); + + return rc; +} + +int +main (int argc, char *argv[]) +{ + char *p = argv[0]; + int optc; + int rc = 0; + + errno = 0; + p = getenv ("LZF_BLOCKSIZE"); + if (p) + { + blocksize = strtoul (p, 0, 0); + if (errno || !blocksize || blocksize > MAX_BLOCKSIZE) + blocksize = BLOCKSIZE; + } + + p = strrchr (argv[0], '/'); + imagename = p ? ++p : argv[0]; + + if (!strncmp (imagename, "un", 2) || !strncmp (imagename, "de", 2)) + mode = uncompress; + + if (strstr (imagename, "cat")) + mode = lzcat; + +#ifdef HAVE_GETOPT_LONG + while ((optc = getopt_long (argc, argv, "cdfhvb:", longopts, 0)) != -1) +#else + while ((optc = getopt (argc, argv, "cdfhvb:")) != -1) +#endif + { + switch (optc) + { + case 'c': + mode = compress; + break; + case 'd': + mode = uncompress; + break; + case 'f': + force = 1; + break; + case 'h': + usage (0); + break; + case 'v': + verbose = 1; + break; + case 'b': + errno = 0; + blocksize = strtoul (optarg, 0, 0); + if (errno || !blocksize || blocksize > MAX_BLOCKSIZE) + blocksize = BLOCKSIZE; + break; + default: + usage (1); + break; + } + } + + if (optind == argc) + { // stdin stdout + if (!force) + { + if ((mode == uncompress || mode == lzcat) && isatty (0)) + { + fprintf (stderr, "%s: compressed data not read from a terminal. Use -f to force decompression.\n", imagename); + exit (1); + } + if (mode == compress && isatty (1)) + { + fprintf (stderr, "%s: compressed data not written to a terminal. Use -f to force compression.\n", imagename); + exit (1); + } + } + + if (mode == compress) + rc = compress_fd (0, 1); + else + rc = uncompress_fd (0, 1); + + exit (rc ? 1 : 0); + } + + while (optind < argc) + rc |= run_file (argv[optind++]); + + exit (rc ? 1 : 0); +} + diff --git a/SerialICE/lzf/liblzf-3.6/lzf.h b/SerialICE/lzf/liblzf-3.6/lzf.h new file mode 100644 index 0000000..919b6e6 --- /dev/null +++ b/SerialICE/lzf/liblzf-3.6/lzf.h @@ -0,0 +1,100 @@ +/* + * Copyright (c) 2000-2008 Marc Alexander Lehmann schmorp@schmorp.de + * + * Redistribution and use in source and binary forms, with or without modifica- + * tion, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- + * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO + * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- + * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH- + * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Alternatively, the contents of this file may be used under the terms of + * the GNU General Public License ("GPL") version 2 or any later version, + * in which case the provisions of the GPL are applicable instead of + * the above. If you wish to allow the use of your version of this file + * only under the terms of the GPL and not to allow others to use your + * version of this file under the BSD license, indicate your decision + * by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL. If you do not delete the + * provisions above, a recipient may use your version of this file under + * either the BSD or the GPL. + */ + +#ifndef LZF_H +#define LZF_H + +/*********************************************************************** +** +** lzf -- an extremely fast/free compression/decompression-method +** http://liblzf.plan9.de/ +** +** This algorithm is believed to be patent-free. +** +***********************************************************************/ + +#define LZF_VERSION 0x0105 /* 1.5, API version */ + +/* + * Compress in_len bytes stored at the memory block starting at + * in_data and write the result to out_data, up to a maximum length + * of out_len bytes. + * + * If the output buffer is not large enough or any error occurs return 0, + * otherwise return the number of bytes used, which might be considerably + * more than in_len (but less than 104% of the original size), so it + * makes sense to always use out_len == in_len - 1), to ensure _some_ + * compression, and store the data uncompressed otherwise (with a flag, of + * course. + * + * lzf_compress might use different algorithms on different systems and + * even different runs, thus might result in different compressed strings + * depending on the phase of the moon or similar factors. However, all + * these strings are architecture-independent and will result in the + * original data when decompressed using lzf_decompress. + * + * The buffers must not be overlapping. + * + * If the option LZF_STATE_ARG is enabled, an extra argument must be + * supplied which is not reflected in this header file. Refer to lzfP.h + * and lzf_c.c. + * + */ +unsigned int +lzf_compress (const void *const in_data, unsigned int in_len, + void *out_data, unsigned int out_len); + +/* + * Decompress data compressed with some version of the lzf_compress + * function and stored at location in_data and length in_len. The result + * will be stored at out_data up to a maximum of out_len characters. + * + * If the output buffer is not large enough to hold the decompressed + * data, a 0 is returned and errno is set to E2BIG. Otherwise the number + * of decompressed bytes (i.e. the original length of the data) is + * returned. + * + * If an error in the compressed data is detected, a zero is returned and + * errno is set to EINVAL. + * + * This function is very fast, about as fast as a copying loop. + */ +unsigned int +lzf_decompress (const void *const in_data, unsigned int in_len, + void *out_data, unsigned int out_len); + +#endif + diff --git a/SerialICE/lzf/liblzf-3.6/lzfP.h b/SerialICE/lzf/liblzf-3.6/lzfP.h new file mode 100644 index 0000000..7b7feda --- /dev/null +++ b/SerialICE/lzf/liblzf-3.6/lzfP.h @@ -0,0 +1,185 @@ +/* + * Copyright (c) 2000-2007 Marc Alexander Lehmann schmorp@schmorp.de + * + * Redistribution and use in source and binary forms, with or without modifica- + * tion, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- + * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO + * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- + * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH- + * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Alternatively, the contents of this file may be used under the terms of + * the GNU General Public License ("GPL") version 2 or any later version, + * in which case the provisions of the GPL are applicable instead of + * the above. If you wish to allow the use of your version of this file + * only under the terms of the GPL and not to allow others to use your + * version of this file under the BSD license, indicate your decision + * by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL. If you do not delete the + * provisions above, a recipient may use your version of this file under + * either the BSD or the GPL. + */ + +#ifndef LZFP_h +#define LZFP_h + +#define STANDALONE 1 /* at the moment, this is ok. */ + +#ifndef STANDALONE +# include "lzf.h" +#endif + +/* + * Size of hashtable is (1 << HLOG) * sizeof (char *) + * decompression is independent of the hash table size + * the difference between 15 and 14 is very small + * for small blocks (and 14 is usually a bit faster). + * For a low-memory/faster configuration, use HLOG == 13; + * For best compression, use 15 or 16 (or more, up to 22). + */ +#ifndef HLOG +# define HLOG 16 +#endif + +/* + * Sacrifice very little compression quality in favour of compression speed. + * This gives almost the same compression as the default code, and is + * (very roughly) 15% faster. This is the preferred mode of operation. + */ +#ifndef VERY_FAST +# define VERY_FAST 1 +#endif + +/* + * Sacrifice some more compression quality in favour of compression speed. + * (roughly 1-2% worse compression for large blocks and + * 9-10% for small, redundant, blocks and >>20% better speed in both cases) + * In short: when in need for speed, enable this for binary data, + * possibly disable this for text data. + */ +#ifndef ULTRA_FAST +# define ULTRA_FAST 0 +#endif + +/* + * Unconditionally aligning does not cost very much, so do it if unsure + */ +#ifndef STRICT_ALIGN +# define STRICT_ALIGN !(defined(__i386) || defined (__amd64)) +#endif + +/* + * You may choose to pre-set the hash table (might be faster on some + * modern cpus and large (>>64k) blocks, and also makes compression + * deterministic/repeatable when the configuration otherwise is the same). + */ +#ifndef INIT_HTAB +# define INIT_HTAB 0 +#endif + +/* + * Avoid assigning values to errno variable? for some embedding purposes + * (linux kernel for example), this is necessary. NOTE: this breaks + * the documentation in lzf.h. Avoiding errno has no speed impact. + */ +#ifndef AVOID_ERRNO +# define AVOID_ERRNO 0 +#endif + +/* + * Whether to pass the LZF_STATE variable as argument, or allocate it + * on the stack. For small-stack environments, define this to 1. + * NOTE: this breaks the prototype in lzf.h. + */ +#ifndef LZF_STATE_ARG +# define LZF_STATE_ARG 0 +#endif + +/* + * Whether to add extra checks for input validity in lzf_decompress + * and return EINVAL if the input stream has been corrupted. This + * only shields against overflowing the input buffer and will not + * detect most corrupted streams. + * This check is not normally noticeable on modern hardware + * (<1% slowdown), but might slow down older cpus considerably. + */ +#ifndef CHECK_INPUT +# define CHECK_INPUT 1 +#endif + +/* + * Whether to store pointers or offsets inside the hash table. On + * 64 bit architetcures, pointers take up twice as much space, + * and might also be slower. Default is to autodetect. + */ +/*#define LZF_USER_OFFSETS autodetect */ + +/*****************************************************************************/ +/* nothing should be changed below */ + +#ifdef __cplusplus +# include <cstring> +# include <climits> +using namespace std; +#else +# include <string.h> +# include <limits.h> +#endif + +#ifndef LZF_USE_OFFSETS +# if defined (WIN32) +# define LZF_USE_OFFSETS defined(_M_X64) +# else +# if __cplusplus > 199711L +# include <cstdint> +# else +# include <stdint.h> +# endif +# define LZF_USE_OFFSETS (UINTPTR_MAX > 0xffffffffU) +# endif +#endif + +typedef unsigned char u8; + +#if LZF_USE_OFFSETS +# define LZF_HSLOT_BIAS ((const u8 *)in_data) + typedef unsigned int LZF_HSLOT; +#else +# define LZF_HSLOT_BIAS 0 + typedef const u8 *LZF_HSLOT; +#endif + +typedef LZF_HSLOT LZF_STATE[1 << (HLOG)]; + +#if !STRICT_ALIGN +/* for unaligned accesses we need a 16 bit datatype. */ +# if USHRT_MAX == 65535 + typedef unsigned short u16; +# elif UINT_MAX == 65535 + typedef unsigned int u16; +# else +# undef STRICT_ALIGN +# define STRICT_ALIGN 1 +# endif +#endif + +#if ULTRA_FAST +# undef VERY_FAST +#endif + +#endif + diff --git a/SerialICE/lzf/liblzf-3.6/lzf_c.c b/SerialICE/lzf/liblzf-3.6/lzf_c.c new file mode 100644 index 0000000..bc07084 --- /dev/null +++ b/SerialICE/lzf/liblzf-3.6/lzf_c.c @@ -0,0 +1,291 @@ +/* + * Copyright (c) 2000-2010 Marc Alexander Lehmann schmorp@schmorp.de + * + * Redistribution and use in source and binary forms, with or without modifica- + * tion, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- + * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO + * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- + * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH- + * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Alternatively, the contents of this file may be used under the terms of + * the GNU General Public License ("GPL") version 2 or any later version, + * in which case the provisions of the GPL are applicable instead of + * the above. If you wish to allow the use of your version of this file + * only under the terms of the GPL and not to allow others to use your + * version of this file under the BSD license, indicate your decision + * by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL. If you do not delete the + * provisions above, a recipient may use your version of this file under + * either the BSD or the GPL. + */ + +#include "lzfP.h" + +#define HSIZE (1 << (HLOG)) + +/* + * don't play with this unless you benchmark! + * the data format is not dependent on the hash function. + * the hash function might seem strange, just believe me, + * it works ;) + */ +#ifndef FRST +# define FRST(p) (((p[0]) << 8) | p[1]) +# define NEXT(v,p) (((v) << 8) | p[2]) +# if ULTRA_FAST +# define IDX(h) ((( h >> (3*8 - HLOG)) - h ) & (HSIZE - 1)) +# elif VERY_FAST +# define IDX(h) ((( h >> (3*8 - HLOG)) - h*5) & (HSIZE - 1)) +# else +# define IDX(h) ((((h ^ (h << 5)) >> (3*8 - HLOG)) - h*5) & (HSIZE - 1)) +# endif +#endif +/* + * IDX works because it is very similar to a multiplicative hash, e.g. + * ((h * 57321 >> (3*8 - HLOG)) & (HSIZE - 1)) + * the latter is also quite fast on newer CPUs, and compresses similarly. + * + * the next one is also quite good, albeit slow ;) + * (int)(cos(h & 0xffffff) * 1e6) + */ + +#if 0 +/* original lzv-like hash function, much worse and thus slower */ +# define FRST(p) (p[0] << 5) ^ p[1] +# define NEXT(v,p) ((v) << 5) ^ p[2] +# define IDX(h) ((h) & (HSIZE - 1)) +#endif + +#define MAX_LIT (1 << 5) +#define MAX_OFF (1 << 13) +#define MAX_REF ((1 << 8) + (1 << 3)) + +#if __GNUC__ >= 3 +# define expect(expr,value) __builtin_expect ((expr),(value)) +# define inline inline +#else +# define expect(expr,value) (expr) +# define inline static +#endif + +#define expect_false(expr) expect ((expr) != 0, 0) +#define expect_true(expr) expect ((expr) != 0, 1) + +/* + * compressed format + * + * 000LLLLL <L+1> ; literal, L+1=1..33 octets + * LLLooooo oooooooo ; backref L+1=1..7 octets, o+1=1..4096 offset + * 111ooooo LLLLLLLL oooooooo ; backref L+8 octets, o+1=1..4096 offset + * + */ + +unsigned int +lzf_compress (const void *const in_data, unsigned int in_len, + void *out_data, unsigned int out_len +#if LZF_STATE_ARG + , LZF_STATE htab +#endif + ) +{ +#if !LZF_STATE_ARG + LZF_STATE htab; +#endif + const u8 *ip = (const u8 *)in_data; + u8 *op = (u8 *)out_data; + const u8 *in_end = ip + in_len; + u8 *out_end = op + out_len; + const u8 *ref; + + /* off requires a type wide enough to hold a general pointer difference. + * ISO C doesn't have that (size_t might not be enough and ptrdiff_t only + * works for differences within a single object). We also assume that no + * no bit pattern traps. Since the only platform that is both non-POSIX + * and fails to support both assumptions is windows 64 bit, we make a + * special workaround for it. + */ +#if defined (WIN32) && defined (_M_X64) + unsigned _int64 off; /* workaround for missing POSIX compliance */ +#else + unsigned long off; +#endif + unsigned int hval; + int lit; + + if (!in_len || !out_len) + return 0; + +#if INIT_HTAB + memset (htab, 0, sizeof (htab)); +#endif + + lit = 0; op++; /* start run */ + + hval = FRST (ip); + while (ip < in_end - 2) + { + LZF_HSLOT *hslot; + + hval = NEXT (hval, ip); + hslot = htab + IDX (hval); + ref = *hslot + LZF_HSLOT_BIAS; *hslot = ip - LZF_HSLOT_BIAS; + + if (1 +#if INIT_HTAB + && ref < ip /* the next test will actually take care of this, but this is faster */ +#endif + && (off = ip - ref - 1) < MAX_OFF + && ref > (u8 *)in_data + && ref[2] == ip[2] +#if STRICT_ALIGN + && ((ref[1] << 8) | ref[0]) == ((ip[1] << 8) | ip[0]) +#else + && *(u16 *)ref == *(u16 *)ip +#endif + ) + { + /* match found at *ref++ */ + unsigned int len = 2; + unsigned int maxlen = in_end - ip - len; + maxlen = maxlen > MAX_REF ? MAX_REF : maxlen; + + if (expect_false (op + 3 + 1 >= out_end)) /* first a faster conservative test */ + if (op - !lit + 3 + 1 >= out_end) /* second the exact but rare test */ + return 0; + + op [- lit - 1] = lit - 1; /* stop run */ + op -= !lit; /* undo run if length is zero */ + + for (;;) + { + if (expect_true (maxlen > 16)) + { + len++; if (ref [len] != ip [len]) break; + len++; if (ref [len] != ip [len]) break; + len++; if (ref [len] != ip [len]) break; + len++; if (ref [len] != ip [len]) break; + + len++; if (ref [len] != ip [len]) break; + len++; if (ref [len] != ip [len]) break; + len++; if (ref [len] != ip [len]) break; + len++; if (ref [len] != ip [len]) break; + + len++; if (ref [len] != ip [len]) break; + len++; if (ref [len] != ip [len]) break; + len++; if (ref [len] != ip [len]) break; + len++; if (ref [len] != ip [len]) break; + + len++; if (ref [len] != ip [len]) break; + len++; if (ref [len] != ip [len]) break; + len++; if (ref [len] != ip [len]) break; + len++; if (ref [len] != ip [len]) break; + } + + do + len++; + while (len < maxlen && ref[len] == ip[len]); + + break; + } + + len -= 2; /* len is now #octets - 1 */ + ip++; + + if (len < 7) + { + *op++ = (off >> 8) + (len << 5); + } + else + { + *op++ = (off >> 8) + ( 7 << 5); + *op++ = len - 7; + } + + *op++ = off; + + lit = 0; op++; /* start run */ + + ip += len + 1; + + if (expect_false (ip >= in_end - 2)) + break; + +#if ULTRA_FAST || VERY_FAST + --ip; +# if VERY_FAST && !ULTRA_FAST + --ip; +# endif + hval = FRST (ip); + + hval = NEXT (hval, ip); + htab[IDX (hval)] = ip - LZF_HSLOT_BIAS; + ip++; + +# if VERY_FAST && !ULTRA_FAST + hval = NEXT (hval, ip); + htab[IDX (hval)] = ip - LZF_HSLOT_BIAS; + ip++; +# endif +#else + ip -= len + 1; + + do + { + hval = NEXT (hval, ip); + htab[IDX (hval)] = ip - LZF_HSLOT_BIAS; + ip++; + } + while (len--); +#endif + } + else + { + /* one more literal byte we must copy */ + if (expect_false (op >= out_end)) + return 0; + + lit++; *op++ = *ip++; + + if (expect_false (lit == MAX_LIT)) + { + op [- lit - 1] = lit - 1; /* stop run */ + lit = 0; op++; /* start run */ + } + } + } + + if (op + 3 > out_end) /* at most 3 bytes can be missing here */ + return 0; + + while (ip < in_end) + { + lit++; *op++ = *ip++; + + if (expect_false (lit == MAX_LIT)) + { + op [- lit - 1] = lit - 1; /* stop run */ + lit = 0; op++; /* start run */ + } + } + + op [- lit - 1] = lit - 1; /* end run */ + op -= !lit; /* undo run if length is zero */ + + return op - (u8 *)out_data; +} + diff --git a/SerialICE/lzf/liblzf-3.6/lzf_d.c b/SerialICE/lzf/liblzf-3.6/lzf_d.c new file mode 100644 index 0000000..8433b8f --- /dev/null +++ b/SerialICE/lzf/liblzf-3.6/lzf_d.c @@ -0,0 +1,185 @@ +/* + * Copyright (c) 2000-2010 Marc Alexander Lehmann schmorp@schmorp.de + * + * Redistribution and use in source and binary forms, with or without modifica- + * tion, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- + * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO + * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- + * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH- + * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Alternatively, the contents of this file may be used under the terms of + * the GNU General Public License ("GPL") version 2 or any later version, + * in which case the provisions of the GPL are applicable instead of + * the above. If you wish to allow the use of your version of this file + * only under the terms of the GPL and not to allow others to use your + * version of this file under the BSD license, indicate your decision + * by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL. If you do not delete the + * provisions above, a recipient may use your version of this file under + * either the BSD or the GPL. + */ + +#include "lzfP.h" + +#if AVOID_ERRNO +# define SET_ERRNO(n) +#else +# include <errno.h> +# define SET_ERRNO(n) errno = (n) +#endif + +#if USE_REP_MOVSB /* small win on amd, big loss on intel */ +#if (__i386 || __amd64) && __GNUC__ >= 3 +# define lzf_movsb(dst, src, len) \ + asm ("rep movsb" \ + : "=D" (dst), "=S" (src), "=c" (len) \ + : "0" (dst), "1" (src), "2" (len)); +#endif +#endif + +unsigned int +lzf_decompress (const void *const in_data, unsigned int in_len, + void *out_data, unsigned int out_len) +{ + u8 const *ip = (const u8 *)in_data; + u8 *op = (u8 *)out_data; + u8 const *const in_end = ip + in_len; + u8 *const out_end = op + out_len; + + do + { + unsigned int ctrl = *ip++; + + if (ctrl < (1 << 5)) /* literal run */ + { + ctrl++; + + if (op + ctrl > out_end) + { + SET_ERRNO (E2BIG); + return 0; + } + +#if CHECK_INPUT + if (ip + ctrl > in_end) + { + SET_ERRNO (EINVAL); + return 0; + } +#endif + +#ifdef lzf_movsb + lzf_movsb (op, ip, ctrl); +#else + switch (ctrl) + { + case 32: *op++ = *ip++; case 31: *op++ = *ip++; case 30: *op++ = *ip++; case 29: *op++ = *ip++; + case 28: *op++ = *ip++; case 27: *op++ = *ip++; case 26: *op++ = *ip++; case 25: *op++ = *ip++; + case 24: *op++ = *ip++; case 23: *op++ = *ip++; case 22: *op++ = *ip++; case 21: *op++ = *ip++; + case 20: *op++ = *ip++; case 19: *op++ = *ip++; case 18: *op++ = *ip++; case 17: *op++ = *ip++; + case 16: *op++ = *ip++; case 15: *op++ = *ip++; case 14: *op++ = *ip++; case 13: *op++ = *ip++; + case 12: *op++ = *ip++; case 11: *op++ = *ip++; case 10: *op++ = *ip++; case 9: *op++ = *ip++; + case 8: *op++ = *ip++; case 7: *op++ = *ip++; case 6: *op++ = *ip++; case 5: *op++ = *ip++; + case 4: *op++ = *ip++; case 3: *op++ = *ip++; case 2: *op++ = *ip++; case 1: *op++ = *ip++; + } +#endif + } + else /* back reference */ + { + unsigned int len = ctrl >> 5; + + u8 *ref = op - ((ctrl & 0x1f) << 8) - 1; + +#if CHECK_INPUT + if (ip >= in_end) + { + SET_ERRNO (EINVAL); + return 0; + } +#endif + if (len == 7) + { + len += *ip++; +#if CHECK_INPUT + if (ip >= in_end) + { + SET_ERRNO (EINVAL); + return 0; + } +#endif + } + + ref -= *ip++; + + if (op + len + 2 > out_end) + { + SET_ERRNO (E2BIG); + return 0; + } + + if (ref < (u8 *)out_data) + { + SET_ERRNO (EINVAL); + return 0; + } + +#ifdef lzf_movsb + len += 2; + lzf_movsb (op, ref, len); +#else + switch (len) + { + default: + len += 2; + + if (op >= ref + len) + { + /* disjunct areas */ + memcpy (op, ref, len); + op += len; + } + else + { + /* overlapping, use octte by octte copying */ + do + *op++ = *ref++; + while (--len); + } + + break; + + case 9: *op++ = *ref++; + case 8: *op++ = *ref++; + case 7: *op++ = *ref++; + case 6: *op++ = *ref++; + case 5: *op++ = *ref++; + case 4: *op++ = *ref++; + case 3: *op++ = *ref++; + case 2: *op++ = *ref++; + case 1: *op++ = *ref++; + case 0: *op++ = *ref++; /* two octets more */ + *op++ = *ref++; + } +#endif + } + } + while (ip < in_end); + + return op - (u8 *)out_data; +} + diff --git a/SerialICE/lzf/liblzf-3.6/romdecompress.c b/SerialICE/lzf/liblzf-3.6/romdecompress.c new file mode 100644 index 0000000..1f76cf2 --- /dev/null +++ b/SerialICE/lzf/liblzf-3.6/romdecompress.c @@ -0,0 +1,245 @@ +/* + * Copyright (c) 2006 Stefan Traby stefan@hello-penguin.com + * + * Redistribution and use in source and binary forms, with or without modifica- + * tion, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- + * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO + * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- + * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH- + * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Alternatively, the contents of this file may be used under the terms of + * the GNU General Public License ("GPL") version 2 or any later version, + * in which case the provisions of the GPL are applicable instead of + * the above. If you wish to allow the use of your version of this file + * only under the terms of the GPL and not to allow others to use your + * version of this file under the BSD license, indicate your decision + * by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL. If you do not delete the + * provisions above, a recipient may use your version of this file under + * either the BSD or the GPL. + */ + +#define _LARGEFILE64_SOURCE +#include "config.h" +#include <stdio.h> +#include <string.h> +#include <stdlib.h> +#include <unistd.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <errno.h> +#include <limits.h> +#include "lzf.h" + +#ifdef HAVE_GETOPT_H +# include <getopt.h> +#endif + +#define OVERLAP 64 +#define MAXBLOCK (512*1024) + +char buffer[MAXBLOCK]; + + +int findsyncCOMP(char *buffer, int size) +{ + char *ptr=buffer; + char *end=buffer+size-4; + while (ptr<end) + { + if (memcmp(ptr,"COMP",4)==0) + { + fprintf(stderr,"COMP FOUND\n"); + return ptr-buffer; + } + ptr++; + }; + return -1; +}; + +int findsyncSTRT(char *buffer, int size) +{ + char *ptr=buffer; + char *end=buffer+size-4; + while (ptr<end) + { + if (memcmp(ptr,"STRT",4)==0) + { + fprintf(stderr,"STRT FOUND\n"); + return ptr-buffer; + } + ptr++; + }; + return -1; +}; + +#define ONEGIG (1024LL*1024LL*1024LL) + + +int decodeblockCOMP(char *buffer,int bufsize) +{ + int paged_gigabyte; + unsigned int intaddr; + off64_t addr; + int size; + int csize; + int csum; + if (memcmp(buffer,"COMP",4)!=0) + { + fprintf(stderr,"Decoding error EXPECTED COMP\n"); + return -1; + }; + + int cnt = sscanf(buffer+4,"%02x%08x%08x%08x%08x",&paged_gigabyte,&intaddr,&size,&csize,&csum); + if (cnt != 5) + { + fprintf(stderr,"Decoding error expected addresses\n"); + return 4; + }; + + addr=intaddr; + if (addr>=ONEGIG && addr<(2*ONEGIG)) + { + addr-=ONEGIG; + addr+=(ONEGIG*paged_gigabyte); + }; + + fprintf(stderr,"%08llx %08x %08x %08x\n",addr,size,csize,csum); + { + unsigned char outbuffer[size+10]; + int outsize = lzf_decompress (buffer+(4+2+4*8),csize,outbuffer,size); + if (outsize!=size) + { + fprintf(stderr,"Decompression length error %08x!=%08x\n",size,outsize); + return 4; + }; + int off; + int check=0; + for(off=0;off<size;off++) + { + check+=outbuffer[off]; + }; + if (check!=csum) + { + fprintf(stderr,"Decompression checksum error %08x!=%08x\n",csum,check); + }; + lseek64(1,addr,SEEK_SET); + write(1,outbuffer,size); + }; + + return (4+2+4*8)+csize; +}; + +int decodeblockSTRT(char *buffer,int bufsize) +{ + int addr; //Terminating zero + int size; //Terminating zero + int csum; //Terminating zero + if (memcmp(buffer,"STRT",4)!=0) + { + fprintf(stderr,"Decoding error EXPECTED STRT\n"); + return -1; + }; + + int cnt = sscanf(buffer+4,"%08x",&addr); + if (cnt != 1) + { + fprintf(stderr,"Decoding error expected address\n"); + return 4; + }; + + size=65536; + csum=*(int *) (buffer+8+4+size); + + fprintf(stderr,"%08x %08x %08x\n",addr,size,csum); + { + int off; + int check=0; + for(off=0;off<size;off++) + { + check+=(unsigned char ) buffer[4+8+off]; + }; + if (check!=csum) + { + fprintf(stderr,"transport checksum error %08x!=%08x\n",csum,check); + return 4; + }; + lseek(1,addr,SEEK_SET); + write(1,buffer+4,size); + }; + + return (4+8+4+2+size); +}; + + +int +main (int argc, char *argv[]) +{ + enum { sync , nosync } state = nosync; + int offset=0; + int size=0; + int sizeread=0; + + while ((sizeread=read(0,buffer+size,MAXBLOCK-size)) || (size>OVERLAP)) + { + size+=sizeread; + if (state==nosync) { + if ((offset=findsyncCOMP(buffer,size))>=0) + state=sync; + else + offset=(size-OVERLAP) >=0 ? (size-OVERLAP) : 0; + size-=offset; + if (offset!=0) + memmove(buffer,buffer+offset,size); + } else { + if ((offset=decodeblockCOMP(buffer,size))<8) + { + state=nosync; + }; + size-=offset; + memmove(buffer,buffer+offset,size); + }; + + }; + + lseek(0,0,SEEK_SET); + while ((sizeread=read(0,buffer+size,MAXBLOCK-size)) || (size>OVERLAP)) + { + size+=sizeread; + if (state==nosync) { + if ((offset=findsyncSTRT(buffer,size))>=0) + state=sync; + else + offset=(size-OVERLAP) >=0 ? (size-OVERLAP) : 0; + size-=offset; + if (offset!=0) + memmove(buffer,buffer+offset,size); + } else { + if ((offset=decodeblockSTRT(buffer,size))<8) + { + state=nosync; + }; + size-=offset; + memmove(buffer,buffer+offset,size); + }; + sizeread=0; + + }; +} +
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Stefan Reinauer