Commit Graph

27 Commits

Author SHA1 Message Date
John Reiser
adb0ca8250 Many changes for ELF shared libraries on Linux and Android
Handling more than 2 PT_LOAD (and thus more than 1 executable PT_LOAD)
required extensive changes.  But the bonus is the infrastructure
to support a different (de-)compression algorithm for each PT_LOAD.

https://github.com/upx/upx/issues/341   i386 .so decompression
https://github.com/upx/upx/issues/609   armv7 .so on Android
https://github.com/upx/upx/issues/625   amd64 .so execution
https://github.com/upx/upx/issues/654   armv7 .exe
Not yet: .so on MIPS, PowerPC, PowerPC64
2023-03-04 17:37:25 -08:00
John Reiser
26d8e9c4c5 amd64-linux revamp for compressing shared libraries
Major changes: p_lx_elf.cpp and stub/src/amd64-linux.elf-so*.
(Includes run-time infrastructure for multiple de-compressors.)
	modified:   linker.cpp
	modified:   p_lx_elf.cpp
	modified:   p_lx_elf.h
	modified:   p_unix.cpp
	modified:   p_unix.h
	modified:   stub/Makefile
	modified:   stub/src/amd64-darwin.dylib-entry.S
	modified:   stub/src/amd64-darwin.macho-entry.S
	new file:   stub/src/amd64-expand.S
	modified:   stub/src/amd64-linux.elf-entry.S
	new file:   stub/src/amd64-linux.elf-so_entry.S
	new file:   stub/src/amd64-linux.elf-so_fold.S
	new file:   stub/src/amd64-linux.elf-so_fold.lds
	new file:   stub/src/amd64-linux.elf-so_main.c
	modified:   stub/src/amd64-linux.shlib-init.S
	modified:   stub/src/amd64-win64.pep.S
	modified:   stub/src/arch/amd64/nrv2b_d.S
	modified:   stub/src/arch/amd64/nrv2d_d.S
	modified:   stub/src/arch/amd64/nrv2e_d.S
           plus many generated stub/*.h and stub/tmp/*.bin.dump
2023-01-09 09:39:25 -08:00
Markus F.X.J. Oberhumer
dd1d5a92d2 all: welcome 2023 2023-01-01 19:49:30 +01:00
John Reiser
4199a44bef armeb stub: b_method as arg5 is 32-bit unsigned
https://github.com/upx/upx/issues/618
	modified:   src/stub/src/arch/arm/v4a/lzma_d.S

	modified:   .github/travis_testsuite_1-expected_sha256sums.sh
        also src/stub/arm*-linux*.h, src/stub/tmp/*.bin.dump
2022-11-10 08:04:35 -08:00
Markus F.X.J. Oberhumer
d001a63bce Welcome 2022. 2022-09-04 04:24:39 +02:00
Markus F.X.J. Oberhumer
9131d5216f Welcome 2021. 2021-01-01 20:39:22 +01:00
John Reiser
80c27e0822 arm.v4a works: ELF layout for page holes
modified:   p_lx_elf.cpp
	modified:   stub/src/i386-linux.elf-main.c
	modified:   stub/src/arm.v4a-linux.elf-entry.S
	modified:   stub/src/arm.v4a-linux.elf-fold.S

	modified:   stub/arm.v4a-linux.elf-entry.h
	modified:   stub/arm.v4a-linux.elf-fold.h
	modified:   stub/arm.v5a-linux.elf-entry.h
	modified:   stub/arm.v5a-linux.elf-fold.h
	modified:   stub/armeb.v4a-linux.elf-entry.h
	modified:   stub/armeb.v4a-linux.elf-fold.h
	modified:   stub/i386-linux.elf-fold.h
	modified:   stub/mips.r3000-linux.elf-fold.h
	modified:   stub/mipsel.r3000-linux.elf-fold.h
	modified:   stub/powerpc-linux.elf-fold.h
	modified:   stub/tmp/arm.v4a-linux.elf-entry.bin.dump
	modified:   stub/tmp/arm.v4a-linux.elf-fold.map
	modified:   stub/tmp/arm.v5a-linux.elf-entry.bin.dump
	modified:   stub/tmp/arm.v5a-linux.elf-fold.map
	modified:   stub/tmp/armeb.v4a-linux.elf-entry.bin.dump
	modified:   stub/tmp/armeb.v4a-linux.elf-fold.map
	modified:   stub/tmp/i386-linux.elf-fold.map
	modified:   stub/tmp/mips.r3000-linux.elf-fold.map
	modified:   stub/tmp/mipsel.r3000-linux.elf-fold.map
	modified:   stub/tmp/powerpc-linux.elf-fold.map
2020-05-14 15:10:40 -07:00
Markus F.X.J. Oberhumer
d1174385ef Welcome 2020. 2020-01-08 04:13:28 +01:00
John Reiser
e2833cf303 Message when /proc/self/exe lacks Read permission
Done: amd64, 32-bit ARM, 64-bit ARM.  TODO: mips, PowerpC
https://github.com/upx/upx/issues/302
	modified:   stub/amd64-linux.elf-entry.h
	modified:   stub/arm.v4a-linux.elf-entry.h
	modified:   stub/arm.v5a-linux.elf-entry.h
	modified:   stub/arm64-linux.elf-entry.h
	modified:   stub/armeb.v4a-linux.elf-entry.h
	modified:   stub/src/amd64-linux.elf-entry.S
	modified:   stub/src/arm.v4a-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/tmp/amd64-linux.elf-entry.bin.dump
	modified:   stub/tmp/arm.v4a-linux.elf-entry.bin.dump
	modified:   stub/tmp/arm.v5a-linux.elf-entry.bin.dump
	modified:   stub/tmp/arm64-linux.elf-entry.bin.dump
	modified:   stub/tmp/armeb.v4a-linux.elf-entry.bin.dump
2019-10-27 21:30:41 -07:00
Markus F.X.J. Oberhumer
3667fa4e44 Welcome 2019. 2019-02-15 11:04:09 +01:00
John Reiser
b122f8e9d0 Optimize /proc/self/exe. Sync stubs.
See also commit 78b1da5c00 earlier today
for https://github.com/upx/upx/issues/225 .
	modified:   stub/src/arm.v4a-linux.elf-entry.S
	modified:   stub/src/arm.v4a-linux.elf-fold.S
	also *.h, *.map, *.bin.dump
2018-10-09 20:11:34 -07:00
John Reiser
0ef00e9b82 Fix --lzma (and so --ultra-brute) for 32-bit ARM
https://github.com/upx/upx/issues/167  (comment #14)
	modified:   stub/src/arm.v4a-linux.elf-entry.S
	modified:   ../.github/travis_testsuite_1.sh
2018-02-03 15:44:00 -08:00
Markus F.X.J. Oberhumer
021c8db58a Welcome 2018. 2018-01-19 10:55:32 +01:00
John Reiser
c1b9c79f54 arm,armeb stubs need endian-neutral code to set mflg_subr
modified:   stub/src/arm.v4a-linux.elf-entry.S
	also .h, .bin.dump
2017-10-13 12:27:07 -07:00
John Reiser
2bf5bb1625 arm: stub uses new strategy
modified:   stub/src/arm.v4a-linux.elf-entry.S
	modified:   stub/src/arm.v4a-linux.elf-fold.S
	modified:   p_lx_elf.cpp
	plus .h, .bin.dump, .map
2017-10-05 17:07:30 -07:00
John Reiser
92527126a8 Adapt around qemu-arm placement of ET_DYN and stack.
modified:   stub/src/arm.v4a-linux.elf-entry.S

	modified:   ../.github/travis_testsuite_1.sh
	plus arm*.elf-entry.h, arm*.elf-entry.bin.dump
2017-09-20 15:23:12 -07:00
John Reiser
ede570be21 Spend 8 instructions to avoid modifying [0xf7000000, +) under qemu-arm.
modified:   src/arm.v4a-linux.elf-entry.S
	modified:   src/arm.v4a-linux.elf-fold.S

	plus arm*.h and tmp/arm*.{dump,map}
2017-09-20 13:31:38 -07:00
John Reiser
8f572e5fe6 Rewrite stubs for 32-bit arm and i386 for -pie (Position-Independent Executable)
Coming next: MIPS and PowerPC.
	modified:   p_lx_elf.cpp
	modified:   stub/src/i386-linux.elf-main.c
	modified:   stub/src/arm.v4a-linux.elf-entry.S
	modified:   stub/src/arm.v4a-linux.elf-fold.S
	modified:   stub/src/i386-linux.elf-entry.S
	modified:   stub/src/i386-linux.elf-fold.S
	modified:   ../.github/travis_testsuite_1.sh

	also associated *.h *.map *.dump files
2017-06-14 09:57:19 -07:00
John Reiser
eef955a9dd Fix arm.v4a-linux.elf-entry.S
modified:   stub/src/arm.v4a-linux.elf-entry.S

	modified:   stub/arm.v4a-linux.elf-entry.h
	modified:   stub/arm.v5a-linux.elf-entry.h
	modified:   stub/armeb.v4a-linux.elf-entry.h
	modified:   stub/tmp/arm.v4a-linux.elf-entry.bin.dump
	modified:   stub/tmp/arm.v5a-linux.elf-entry.bin.dump
	modified:   stub/tmp/armeb.v4a-linux.elf-entry.bin.dump
	modified:   ../.github/travis_testsuite_1.sh
2017-06-08 20:50:57 -07:00
John Reiser
955206aaf0 Merge branch 'devel' into jreiser
Conflicts:
	src/p_lx_elf.cpp
	src/stub/src/amd64-linux.elf-entry.S
	src/stub/src/amd64-linux.elf-main.c
	src/stub/src/arm.v4a-linux.elf-entry.S
	src/stub/src/arm.v4a-linux.elf-fold.S
	src/stub/src/arm64-linux.elf-entry.S
	src/stub/src/arm64-linux.elf-fold.S
	src/stub/src/i386-linux.elf-fold.S
	src/stub/src/powerpc-darwin.macho-entry.S
	src/stub/src/powerpc-linux.elf-fold.S
	src/stub/src/powerpc64le-darwin.macho-entry.S
	src/stub/src/powerpc64le-linux.elf-entry.S
	src/stub/src/powerpc64le-linux.elf-fold.S
	src/stub/src/powerpc64le-linux.elf-main.c

 Changes to be committed:
	modified:   ../.github/ISSUE_TEMPLATE.md
	modified:   ../.github/travis_build.sh
	modified:   ../.github/travis_deploy.sh
	modified:   ../.github/travis_init.sh
	modified:   ../.github/travis_testsuite_1.sh
	modified:   ../.gitignore
	modified:   ../.travis.yml
	modified:   ../NEWS
	modified:   c_screen.cpp
	modified:   file.cpp
	modified:   help.cpp
	modified:   linker.cpp
	modified:   main.cpp
	modified:   p_lx_elf.cpp
	modified:   packer.cpp
	modified:   s_djgpp2.cpp
	modified:   stub/src/amd64-linux.elf-main.c
	modified:   stub/src/arm.v4a-linux.elf-entry.S
	modified:   stub/src/arm.v4a-linux.elf-fold.S
	modified:   stub/src/arm64-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/src/i386-linux.elf-main.c
	modified:   stub/src/powerpc-darwin.dylib-entry.S
	modified:   stub/src/powerpc-darwin.macho-entry.S
	modified:   stub/src/powerpc-darwin.macho-fold.S
	modified:   stub/src/powerpc-linux.elf-fold.S
	modified:   stub/src/powerpc64le-darwin.dylib-entry.S
	modified:   stub/src/powerpc64le-darwin.macho-entry.S
	modified:   stub/src/powerpc64le-darwin.macho-fold.S
	modified:   stub/src/powerpc64le-linux.elf-entry.S
	modified:   stub/src/powerpc64le-linux.elf-fold.S
	modified:   stub/src/powerpc64le-linux.elf-main.c
	modified:   ui.cpp
	modified:   util.cpp
	modified:   work.cpp
	[plus *.h, *.dump, *.map]
2017-05-08 14:21:31 -07:00
John Reiser
32019c61aa dynamic e_phnum for arm
modified:   stub/src/arm.v4a-linux.elf-entry.S
	modified:   stub/src/arm.v4a-linux.elf-fold.S

	modified:   ../.github/travis_testsuite_1.sh
	modified:   stub/arm.v4a-linux.elf-entry.h
	modified:   stub/arm.v4a-linux.elf-fold.h
	modified:   stub/arm.v5a-linux.elf-entry.h
	modified:   stub/arm.v5a-linux.elf-fold.h
	modified:   stub/armeb.v4a-linux.elf-entry.h
	modified:   stub/armeb.v4a-linux.elf-fold.h
	modified:   stub/tmp/arm.v4a-linux.elf-entry.bin.dump
	modified:   stub/tmp/arm.v4a-linux.elf-fold.map
	modified:   stub/tmp/arm.v5a-linux.elf-entry.bin.dump
	modified:   stub/tmp/arm.v5a-linux.elf-fold.map
	modified:   stub/tmp/armeb.v4a-linux.elf-entry.bin.dump
	modified:   stub/tmp/armeb.v4a-linux.elf-fold.map
2017-04-30 19:15:17 -07:00
John Reiser
40b506d2e0 Sync arm* stubs
modified:   ../arm.v4a-linux.elf-entry.h
	modified:   ../arm.v4a-linux.elf-fold.h
	modified:   ../arm.v5a-linux.elf-entry.h
	modified:   ../arm.v5a-linux.elf-fold.h
	modified:   ../arm64-darwin.macho-entry.h
	modified:   ../arm64-linux.elf-entry.h
	modified:   ../arm64-linux.elf-fold.h
	modified:   ../armeb.v4a-linux.elf-entry.h
	modified:   ../armeb.v4a-linux.elf-fold.h
	modified:   ../tmp/arm.v4a-linux.elf-entry.bin.dump
	modified:   ../tmp/arm.v4a-linux.elf-fold.map
	modified:   ../tmp/arm.v5a-linux.elf-entry.bin.dump
	modified:   ../tmp/arm.v5a-linux.elf-fold.map
	modified:   ../tmp/arm64-darwin.macho-entry.bin.dump
	modified:   ../tmp/arm64-linux.elf-entry.bin.dump
	modified:   ../tmp/armeb.v4a-linux.elf-entry.bin.dump
	modified:   ../tmp/armeb.v4a-linux.elf-fold.map
2017-04-11 19:13:11 -07:00
John Reiser
513a57330a xstrip.py: *.bindump was unused; clear e_shnum, e_shstrndx
modified:   stub/scripts/xstrip.py
	modified:   stub/Makefile

	modified:   stub/amd64-darwin.dylib-entry.h
	modified:   stub/amd64-darwin.macho-entry.h
	modified:   stub/amd64-linux.elf-entry.h
	modified:   stub/amd64-linux.kernel.vmlinux.h
	modified:   stub/amd64-linux.shlib-init.h
	modified:   stub/amd64-win64.pep.h
	modified:   stub/arm.v4a-linux.elf-entry.h
	modified:   stub/arm.v4a-wince.pe.h
	modified:   stub/arm.v4t-wince.pe.h
	modified:   stub/arm.v5a-darwin.macho-entry.h
	modified:   stub/arm.v5a-linux.elf-entry.h
	modified:   stub/arm.v5a-linux.kernel.vmlinux.h
	modified:   stub/arm.v5a-linux.kernel.vmlinuz.h
	modified:   stub/arm.v5a-linux.shlib-init.h
	modified:   stub/arm.v5t-linux.shlib-init.h
	modified:   stub/arm64-darwin.macho-entry.h
	modified:   stub/arm64-linux.elf-entry.h
	modified:   stub/arm64-linux.shlib-init.h
	modified:   stub/armeb.v4a-linux.elf-entry.h
	modified:   stub/armeb.v5a-linux.kernel.vmlinux.h
	modified:   stub/i086-dos16.com.h
	modified:   stub/i086-dos16.exe.h
	modified:   stub/i086-dos16.sys.h
	modified:   stub/i386-bsd.elf-entry.h
	modified:   stub/i386-bsd.elf.execve-entry.h
	modified:   stub/i386-darwin.dylib-entry.h
	modified:   stub/i386-darwin.macho-entry.h
	modified:   stub/i386-dos32.djgpp2.h
	modified:   stub/i386-dos32.tmt.h
	modified:   stub/i386-dos32.watcom.le.h
	modified:   stub/i386-linux.elf-entry.h
	modified:   stub/i386-linux.elf.execve-entry.h
	modified:   stub/i386-linux.elf.interp-entry.h
	modified:   stub/i386-linux.elf.shell-entry.h
	modified:   stub/i386-linux.kernel.vmlinux.h
	modified:   stub/i386-linux.kernel.vmlinuz.h
	modified:   stub/i386-linux.shlib-init.h
	modified:   stub/i386-netbsd.elf-entry.h
	modified:   stub/i386-win32.pe.h
	modified:   stub/m68k-atari.tos.h
	modified:   stub/mips.r3000-linux.elf-entry.h
	modified:   stub/mipsel.r3000-linux.elf-entry.h
	modified:   stub/mipsel.r3000-ps1.h
	modified:   stub/powerpc-darwin.dylib-entry.h
	modified:   stub/powerpc-darwin.macho-entry.h
	modified:   stub/powerpc-linux.elf-entry.h
	modified:   stub/powerpc-linux.kernel.vmlinux.h
	modified:   stub/powerpc64le-darwin.dylib-entry.h
	modified:   stub/powerpc64le-darwin.macho-entry.h
	modified:   stub/powerpc64le-linux.elf-entry.h
	modified:   stub/powerpc64le-linux.kernel.vmlinux.h
2017-03-24 09:26:40 -07:00
Markus F.X.J. Oberhumer
c4da5e81fa Welcome 2017. 2017-01-03 12:02:07 +01:00
Markus F.X.J. Oberhumer
f7554374ab Update email address. 2016-09-28 12:25:01 +02:00
Markus F.X.J. Oberhumer
96d9968db5 Welcome 2016. 2016-09-22 14:07:14 +02:00
Markus F.X.J. Oberhumer
f322b580ff stub: arm renaming. 2016-09-22 11:28:00 +02:00