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Programming Languages: Assembly, C++

License: GNU General Public License version 2.0 (GPLv2)

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  • Followup: RE: How to support new formats?

    Adding a new processor type to the linux/elf format is certainly possible. You would need to modify src/p_lx_elf.cpp & src/p_lx_elf.h. For the decompressor stub a new file is needed in src/stub/src/. There is more information in this forum about this topic by jreiser. He is the one who could help you.

    2012-05-29 02:10:18 PDT by ml1050

  • How to support new formats?

    Hi Fellows, We are trying to use some compressor under uclinux using blackfin, can upx to support this format? How? It's also linux elf format, but currently we meet the problem "UnknownExecutableFormatException", thanks!

    2012-05-28 23:50:43 PDT by sky9forever

  • UPX (3.08w) and Android shared libs

    README.1ST says: new format: added support for linux elf/arm which is supposed to be the format used by native libs on android. Can you please clarify if it actually works? I build shared lib with normal ndk (gcc toolchain from google) and upx doesn't work for me: upx: libtest-ffmpeg.so: UnknownExecutableFormatException This lib works fine on android phones. Is it a bug in upx or...

    2012-05-03 19:48:48 PDT by pps83

  • Followup: RE: recovering command line arguments

    methods: --nrv2b --nrv2d --nrv2e --lzma filter: a number between 0-255.

    2012-04-16 03:26:39 PDT by ml1050

  • Followup: RE: recovering command line arguments

    Can you please post a list of the methods and filters? This would help a lot.

    2012-04-15 12:09:03 PDT by Oliver

  • Support armv5teb (NSLU2 with OpenWRT)

    Could you please add a support for binaries for a Linksys NSLU2 with OpenWRT (armv5teb)? When i try to pack a selfcompiled file i will get this error: "G:\Downloads\UPX Packer\upx308w>upx -9 -k list_smargo Ultimate Packer for eXecutables Copyright (C) 1996 - 2011 UPX 3.08w Markus Oberhumer, Laszlo Molnar & John Reiser...

    2012-04-03 06:38:34 PDT by robby-reloaded

  • ncat pack und unpack error

    just test upx on ncat and found out this. If i download ncat from insecure.org and pack it with upx it works fine. but if i decompress the file it is not executeable. the programm (ncat) crashes after start.

    2012-04-02 01:08:43 PDT by nobody

  • Mac OS X multithreads compression and 64 Bits support

    Hi When you'll get some time, would you like to add multithreads compression as it'll save a lots of time and optimize UPX so it can use 64 Bits features to compress faster, please. Regards.

    2012-03-29 13:57:35 PDT by accountcreation

  • Comment: Option to not strip debug information on Win32

    > Why do you want to compress a file with debug information in it? Would not be simpler to use a detached debug info file? "debug information" can be the path to that detached debug info file. It's required to create .dmp file containing path to .pdb.

    2012-03-27 05:00:18 PDT by nobody

  • Comment: [UPX 3.08 mipsel] returns immediately to console

    MIPS function mmap_privanon() had a bug. This is fixed in -r 2261 (commit 60b0b82cb556) and also is now in tip -r 2268 (commit 7ab53a06aa72).

    2012-03-13 20:06:24 PDT by jreiser

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