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67 Commits

Author SHA1 Message Date
John Reiser
ff9d577e46 O_DIRECTORY is architecture-dependent 
https://github.com/upx/upx/issues/902
	modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   stub/src/arm64-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/src/powerpc64-linux.elf-fold.S
	modified:   stub/src/upxfd_android.c
	modified:   stub/src/upxfd_linux.c
           plus generated .h .map .dump
 2025-03-21 10:54:27 -07:00
Markus F.X.J. Oberhumer
996ca8d17d all: welcome 2025 2025-01-17 21:18:55 +01:00
John Reiser
1a6c1f0589 Fix unpackExtent() of non-compressible extent (PT_LOAD) 
modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   stub/src/amd64-darwin.macho-main.c
	modified:   stub/src/amd64-darwin.macho-upxmain.c
	modified:   stub/src/amd64-linux.elf-main.c
	modified:   stub/src/amd64-linux.elf-main2.c
	modified:   stub/src/amd64-linux.elf-so_entry.S
	modified:   stub/src/amd64-linux.elf-so_main.c
	modified:   stub/src/i386-bsd.elf-main.c
	modified:   stub/src/i386-darwin.macho-main.c
	modified:   stub/src/i386-darwin.macho-upxmain.c
	modified:   stub/src/i386-linux.elf-main.c
	modified:   stub/src/i386-linux.elf-main2.c
	modified:   stub/src/i386-linux.elf-so_main.c
	modified:   stub/src/i386-linux.elf.interp-main.c
	modified:   stub/src/i386-linux.elf.shell-main.c
	modified:   stub/src/i386-openbsd.elf-main.c
	modified:   stub/src/powerpc-darwin.macho-main.c
	modified:   stub/src/powerpc-darwin.macho-upxmain.c
	modified:   stub/src/powerpc64-darwin.macho-main.c
            plus generated *.h  *.map  *.dump
 2024-12-30 16:49:31 -08:00
John Reiser
d4deb2a100 Psync: msync demands page-aligned first argument 
modified:   misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   src/stub/src/amd64-linux.elf-fold.S
	modified:   src/stub/src/amd64-linux.elf-main2.c
	modified:   src/stub/src/amd64-linux.elf-so_fold.S
	modified:   src/stub/src/amd64-linux.elf-so_main.c
	modified:   src/stub/src/arm.v4a-linux.elf-entry.S
	modified:   src/stub/src/arm.v4a-linux.elf-fold.S
	modified:   src/stub/src/arm.v4a-linux.elf-so_fold.S
	modified:   src/stub/src/arm64-linux.elf-fold.S
	modified:   src/stub/src/arm64-linux.elf-so_fold.S
	modified:   src/stub/src/i386-linux.elf-fold.S
	modified:   src/stub/src/i386-linux.elf-main2.c
	modified:   src/stub/src/i386-linux.elf-so_entry.S
	modified:   src/stub/src/i386-linux.elf-so_fold.S
	modified:   src/stub/src/i386-linux.elf-so_main.c
	modified:   src/stub/src/mipsel.r3000-linux.elf-fold.S
	modified:   src/stub/src/powerpc-linux.elf-fold.S
	modified:   src/stub/src/powerpc64-linux.elf-fold.S
            plus stubs *.h *.dump *.map
 2024-12-12 10:50:30 -08:00
John Reiser
27de5f42bb Sync stubs 
modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   stub/amd64-linux.elf-entry.h
	modified:   stub/amd64-linux.elf-fold.h
	modified:   stub/amd64-linux.elf-so_entry.h
	modified:   stub/amd64-linux.elf-so_fold.h
	modified:   stub/arm.v4a-linux.elf-entry.h
	modified:   stub/arm.v4a-linux.elf-fold.h
	modified:   stub/arm.v4a-linux.elf-so_entry.h
	modified:   stub/arm.v5a-linux.elf-entry.h
	modified:   stub/arm.v5a-linux.elf-fold.h
	modified:   stub/arm.v5a-linux.elf-so_entry.h
	modified:   stub/arm64-linux.elf-entry.h
	modified:   stub/arm64-linux.elf-fold.h
	modified:   stub/arm64-linux.elf-so_fold.h
	modified:   stub/armeb.v4a-linux.elf-entry.h
	modified:   stub/armeb.v4a-linux.elf-fold.h
	modified:   stub/i386-linux.elf-entry.h
	modified:   stub/i386-linux.elf-fold.h
	modified:   stub/mips.r3000-linux.elf-entry.h
	modified:   stub/mips.r3000-linux.elf-fold.h
	modified:   stub/mipsel.r3000-linux.elf-entry.h
	modified:   stub/mipsel.r3000-linux.elf-fold.h
	modified:   stub/powerpc-linux.elf-fold.h
	modified:   stub/powerpc64-linux.elf-fold.h
	modified:   stub/powerpc64le-linux.elf-fold.h
            also *.dump, *.map
 2024-12-03 11:52:13 -08:00
John Reiser
566c1eebd2 sync stubs 
modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   stub/amd64-linux.elf-fold.h
	modified:   stub/arm.v4a-linux.elf-fold.h
	modified:   stub/arm.v5a-linux.elf-fold.h
	modified:   stub/arm64-linux.elf-fold.h
	modified:   stub/armeb.v4a-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/powerpc64-linux.elf-fold.h
	modified:   stub/powerpc64le-linux.elf-fold.h
	modified:   stub/tmp/amd64-linux.elf-fold.map
	modified:   stub/tmp/arm.v4a-linux.elf-fold.map
	modified:   stub/tmp/arm.v5a-linux.elf-fold.map
	modified:   stub/tmp/arm64-linux.elf-fold.map
	modified:   stub/tmp/armeb.v4a-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
	modified:   stub/tmp/powerpc64-linux.elf-fold.map
	modified:   stub/tmp/powerpc64le-linux.elf-fold.map
 2024-11-21 11:20:32 -08:00
John Reiser
00706f0ccc Sync stubs ("make testsuite" passes) 
modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   stub/arm.v4a-linux.elf-entry.h
	modified:   stub/arm.v4a-linux.elf-fold.h
	modified:   stub/arm.v4a-linux.elf-so_entry.h
	modified:   stub/arm.v4a-linux.elf-so_fold.h
	modified:   stub/arm.v5a-linux.elf-entry.h
	modified:   stub/arm.v5a-linux.elf-fold.h
	modified:   stub/arm.v5a-linux.elf-so_entry.h
	modified:   stub/arm.v5a-linux.elf-so_fold.h
	modified:   stub/arm64-linux.elf-fold.h
	modified:   stub/armeb.v4a-linux.elf-entry.h
	modified:   stub/armeb.v4a-linux.elf-fold.h
	modified:   stub/i386-bsd.elf-fold.h
	modified:   stub/i386-bsd.elf.execve-fold.h
	modified:   stub/i386-darwin.macho-entry.h
	modified:   stub/i386-linux.elf-entry.h
	modified:   stub/i386-linux.elf-fold.h
	modified:   stub/i386-linux.elf-so_entry.h
	modified:   stub/i386-linux.elf-so_fold.h
	modified:   stub/i386-linux.elf.execve-fold.h
	modified:   stub/i386-linux.elf.interp-fold.h
	modified:   stub/i386-linux.elf.shell-fold.h
	modified:   stub/i386-netbsd.elf-fold.h
	modified:   stub/i386-openbsd.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/powerpc64-linux.elf-fold.h
	modified:   stub/powerpc64le-linux.elf-fold.h
	deleted:    stub/src/upxfd_create.c
	modified:   stub/tmp/amd64-linux.elf-fold.map
	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/arm64-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-bsd.elf-fold.map
	modified:   stub/tmp/i386-bsd.elf.execve-fold.map
	modified:   stub/tmp/i386-darwin.macho-entry.bin.dump
	modified:   stub/tmp/i386-linux.elf-entry.bin.dump
	modified:   stub/tmp/i386-linux.elf-fold.map
	modified:   stub/tmp/i386-linux.elf.execve-fold.map
	modified:   stub/tmp/i386-linux.elf.interp-fold.map
	modified:   stub/tmp/i386-linux.elf.shell-fold.map
	modified:   stub/tmp/i386-netbsd.elf-fold.map
	modified:   stub/tmp/i386-openbsd.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
	modified:   stub/tmp/powerpc64-linux.elf-fold.map
	modified:   stub/tmp/powerpc64le-linux.elf-fold.map
 2024-11-19 08:55:31 -08:00
John Reiser
d55fdf2205 ZIG_DIST_VERSION of 2024-09-17 
also https://github.com/upx/upx/issues/847

	modified:   ../.github/workflows/ci.yml
	modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   p_lx_elf.cpp
	modified:   stub/src/amd64-linux.elf-entry.S
	modified:   stub/src/amd64-linux.elf-main2.c
	modified:   stub/src/i386-darwin.macho-entry.S
           plus generated *.h *.map *.dump
 2024-09-17 01:55:08 -07:00
John Reiser
7cb3f40dab WIP: variable page size for xfind_pages(); debug arm32 Android shlib 
modified:   p_lx_elf.cpp
	modified:   stub/src/amd64-linux.elf-entry.S
	modified:   stub/src/amd64-linux.elf-fold.S
	modified:   stub/src/amd64-linux.elf-main2.c
	modified:   stub/src/arm.v4a-linux.elf-so_entry.S
	modified:   stub/src/i386-linux.elf-main2.c
           plus generated *.h *.dump *.map
 2024-08-29 16:55:18 -07:00
John Reiser
5d5f4d1765 Elf2: Android on ARM 64-bit and 32-bit main program runs 
modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   stub/src/arm64-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/src/upxfd_android.c
           plus generated *.h *.map *.dump
 2024-08-25 15:16:29 -07:00
John Reiser
ca33d66816 Sync stub checksums; and i386-linux and arm64-linux generated files 
modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
 2024-08-25 15:16:29 -07:00
John Reiser
ea2a190bd1 ELF2 main programs pass src/testsuite and upx-testsuite-v2 
Decompressing lzma required many adjustments.
Backwards compatibility probably is broken for
    stub/amd64-win64.pe.h
    stub/arm64-win64.pe.h
Also: shared libraries need memfd_create.
	modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   p_lx_elf.cpp
	modified:   stub/Makefile
	modified:   stub/scripts/xstrip.py
	modified:   stub/src/amd64-expand.S
	modified:   stub/src/arch/amd64/lzma_d.S
	modified:   stub/src/arch/arm/v4a/lzma_d.S
	modified:   stub/src/arch/arm/v4t/macros.S
	modified:   stub/src/arch/arm64/v8/lzma_d.S
	modified:   stub/src/arch/powerpc/32/lzma_d.S
	modified:   stub/src/arch/powerpc/64le/lzma_d-common.S
	modified:   stub/src/arm.v4a-expand.S
	modified:   stub/src/arm.v4t-linux.shlib-init.S
	modified:   stub/src/arm64-expand.S
	modified:   stub/src/i386-expand.S
	modified:   stub/src/mips.r3000-expand.S
	modified:   stub/src/powerpc-expand.S
	modified:   stub/src/powerpc-linux.elf-entry.S
	modified:   stub/src/powerpc-linux.elf-fold.S
	modified:   stub/src/powerpc64-expand.S
	modified:   stub/src/powerpc64-linux.elf-entry.S
	modified:   stub/src/powerpc64-linux.elf-fold.S
           plus generated *.h *.map *.dump
 2024-08-25 15:16:29 -07:00
John Reiser
e9930bb2bc ELF2: Move section EXP_TAIL to catch case of no matching de-compressor 
Also adjust blocksize for large gap (.p_align - .p_filesz)
	modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   p_lx_elf.cpp
	modified:   stub/src/amd64-expand.S
	modified:   stub/src/arm64-expand.S
	modified:   stub/src/powerpc64-expand.S
           plus generated *.h *.map *.dump
 2024-08-25 15:16:29 -07:00
John Reiser
35fca2062e ELF2 arm64: fix exit from lzma de-compressor 
modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   linker.cpp
	modified:   stub/src/arch/arm64/v8/lzma_d.S
	modified:   stub/src/arm64-expand.S
           plus generated *.h *.map *.dump
 2024-08-25 15:16:29 -07:00
John Reiser
2c4e5c7a47 arm64-expand code for nrv* EOF at de-compress is not quite uniform 
WINDOWS_BACK requirement also interferes.
	modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   stub/src/arch/arm64/v8/nrv2d_d32.S
	modified:   stub/src/arch/arm64/v8/nrv2e_d32.S
	modified:   stub/src/arm64-expand.S
           plus generated *.h, *.map
 2024-08-25 15:16:29 -07:00
John Reiser
e561da33bd ELF2 64-bits: Use /dev/shm (O_TMPFILE) if memfd_create fails 
Such as Ubuntu-20.04, Linux kernel 5.15.0-67, #74-20.04.1, 2023-02-22
	modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   stub/Makefile
	modified:   stub/src/amd64-linux.elf-entry.S
	modified:   stub/src/amd64-linux.elf-fold.S
	modified:   stub/src/amd64-linux.elf-main2.c
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/src/upxfd_android.c
           plus generated *.h *.map *.dump
 2024-08-25 15:16:28 -07:00
John Reiser
5f6bdb0a8f ELF2 for arm64 main programs 
modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   stub/Makefile
	modified:   stub/src/amd64-expand.S
	modified:   stub/src/amd64-linux.elf-entry.S
	modified:   stub/src/amd64-linux.elf-main2.c
	modified:   stub/src/arch/amd64/lzma_d.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
	modified:   stub/src/arch/arm64/v8/lzma_d.S
	modified:   stub/src/arch/arm64/v8/macros.S
	modified:   stub/src/arch/arm64/v8/nrv2b_d32.S
	modified:   stub/src/arch/arm64/v8/nrv2d_d32.S
	modified:   stub/src/arch/arm64/v8/nrv2e_d32.S
	modified:   stub/src/arm64-expand.S
	modified:   stub/src/arm64-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-fold.S
           plus generated *.h *.map *.dump
 2024-08-25 15:16:28 -07:00
John Reiser
6276a4a7c4 ELF2 for arm64 main programs 
modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   p_lx_elf.cpp
	modified:   stub/Makefile
	modified:   stub/src/amd64-linux.elf-entry.S
	modified:   stub/src/amd64-linux.elf-main2.c
	modified:   stub/src/arm64-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/src/arm64-linux.elf-fold.lds
	new file:   stub/src/arm64-linux.elf-main2.c
           plus generated *.h *.dump *.map
 2024-08-25 15:16:28 -07:00
John Reiser
de8de9c0f0 Option --unmap-all-pages completely avoids /proc/self/exe 
https://github.com/upx/upx/issues/749
 2024-06-18 10:18:32 -07:00
John Reiser
41f6945be1 Fix auxv_up() to avoid SIGSEGV under valgrind 
https://github.com/upx/upx/issues/784
	modified:   stub/src/amd64-linux.elf-main.c
	modified:   stub/src/i386-linux.elf-main.c
	modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
           plus all generated stub/*-linux.elf-fold.{h,map}
 2024-02-03 13:58:53 -08:00
John Reiser
38ed4b2017 arm32, arm64 ABI for -static must preserve register 0 
Also arm32 forgot to unmap the expanded de-compressor via the escape hatch.

https://github.com/upx/upx/issues/758
https://github.com/upx/upx/issues/768
	modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	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/amd64-linux.elf-main.c
          plus associated *.h *.map *.dump
 2024-01-12 15:39:18 -08:00
John Reiser
09c5e38322 arm64-linux.elf ABI owns x0 at execve()? 
https://github.com/upx/upx/issues/758
	modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   stub/arm64-linux.elf-fold.h
	modified:   stub/src/amd64-linux.elf-main.c
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/tmp/arm64-linux.elf-fold.map
 2024-01-09 12:17:01 -08:00
John Reiser
fe6f1f0bb6 arm64-linux.elf-fold.S typo (eyesight) 
https://github.com/upx/upx/issues/743
	modified:   misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
	modified:   src/stub/arm64-linux.elf-fold.h
	modified:   src/stub/src/arm64-linux.elf-fold.S
 2024-01-09 10:01:07 -08:00
Markus F.X.J. Oberhumer
47fc230893 all: welcome 2024 2024-01-03 17:47:25 +01:00
John Reiser
d4e94f5086 Fix varying page size on arm64 
https://github.com/upx/upx/issues/734
	modified:   stub/src/amd64-linux.elf-fold.S
	modified:   stub/src/amd64-linux.elf-main.c
	modified:   stub/src/arm64-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh
          ... plus associated stub/*.h etc
 2023-11-17 15:10:31 -08:00
John Reiser
52400e2561 /proc/self/exe now is optional 
... for the benefit of 'unshare', 'chroot', etc.
If not present, then upx run-time stub unmaps all pages of original main program.
https://github.com/upx/upx/issues/721

	modified:   stub/src/amd64-linux.elf-entry.S
	modified:   stub/src/amd64-linux.elf-fold.S
	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-fold.S
	modified:   stub/src/mipsel.r3000-linux.elf-fold.S
	modified:   stub/src/powerpc-linux.elf-fold.S
	modified:   stub/src/powerpc64le-linux.elf-fold.S
	modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh

           ... plus all associaed *.h, *.map, *.dump in stub/
 2023-10-30 08:23:52 -07:00
Markus F.X.J. Oberhumer
a1d090a6fd src/stub: add a "clang-format off" directive 2023-10-15 10:55:15 +02:00
John Reiser
067895fa5f Fix brk+munmap in folded stubs for main programs 
qemu emulating a compressed ET_EXEC revealed an access to ElfXX_Phdr
on the discarded side of brk() during cleanup. qemu was more aggressive
than the Linux kernel implementation of brk().
        https://github.com/upx/upx/issues/683

	modified:   stub/src/i386-linux.elf-main.c
	modified:   stub/src/include/linux.h

	modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh

	modified:   stub/src/amd64-linux.elf-fold.S
	modified:   stub/src/arm.v4a-linux.elf-fold.S
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/src/i386-linux.elf-fold.S
	modified:   stub/src/mipsel.r3000-linux.elf-fold.S
	modified:   stub/src/powerpc-linux.elf-fold.S
	modified:   stub/src/powerpc64le-linux.elf-fold.S

	modified:   stub/amd64-linux.elf-fold.h
	modified:   stub/arm.v4a-linux.elf-fold.h
	modified:   stub/arm.v5a-linux.elf-fold.h
	modified:   stub/arm64-linux.elf-fold.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/powerpc64-linux.elf-fold.h
	modified:   stub/powerpc64le-linux.elf-fold.h

	modified:   stub/tmp/amd64-linux.elf-fold.map
	modified:   stub/tmp/arm.v4a-linux.elf-fold.map
	modified:   stub/tmp/arm.v5a-linux.elf-fold.map
	modified:   stub/tmp/arm64-linux.elf-fold.map
	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
	modified:   stub/tmp/powerpc64-linux.elf-fold.map
	modified:   stub/tmp/powerpc64le-linux.elf-fold.map
 2023-07-17 07:21:56 +02:00
John Reiser
12c36bab6c Linux EINVAL for zero-length mmap: mmap(, 0, ,,,) 
https://github.com/upx/upx/issues/681
	modified:   stub/src/amd64-linux.elf-main.c
	modified:   stub/src/i386-linux.elf-main.c

	modified:   stub/src/i386-bsd.elf-main.c
	modified:   stub/src/i386-openbsd.elf-main.c

	modified:   ../misc/testsuite/upx_testsuite_1-expected_sha256sums.sh

	modified:   stub/amd64-linux.elf-fold.h
	modified:   stub/arm64-linux.elf-fold.h
	modified:   stub/i386-bsd.elf-fold.h
	modified:   stub/i386-linux.elf-fold.h
	modified:   stub/i386-netbsd.elf-fold.h
	modified:   stub/i386-openbsd.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/powerpc64-linux.elf-fold.h
	modified:   stub/powerpc64le-linux.elf-fold.h
	modified:   stub/tmp/amd64-linux.elf-fold.map
	modified:   stub/tmp/arm64-linux.elf-fold.map
	modified:   stub/tmp/i386-bsd.elf-fold.map
	modified:   stub/tmp/i386-linux.elf-fold.map
	modified:   stub/tmp/i386-netbsd.elf-fold.map
	modified:   stub/tmp/i386-openbsd.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
	modified:   stub/tmp/powerpc64-linux.elf-fold.map
	modified:   stub/tmp/powerpc64le-linux.elf-fold.map
 2023-07-06 10:09:07 +02:00
John Reiser
7b2faf2016 Elf64_Rela for shlib DT_INIT_ARRAY 
Also allow PT_PHDR in shlibs.
Also page align lo end of mmap, like mprotect.
        https://github.com/upx/upx/issues/664
	modified:   p_lx_elf.cpp
	modified:   stub/src/amd64-linux.elf-so_main.c
	modified:   stub/src/i386-linux.elf-so_main.c

	modified:   stub/src/amd64-linux.elf-so_fold.S
	modified:   stub/src/arm.v4a-linux.elf-fold.S
	modified:   stub/src/arm.v4a-linux.elf-so_fold.S
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/src/arm64-linux.elf-so_fold.S
	modified:   stub/src/i386-linux.elf-so_fold.S

	modified:   stub/amd64-linux.elf-so_fold.h
	modified:   stub/arm.v4a-linux.elf-fold.h
	modified:   stub/arm.v4a-linux.elf-so_fold.h
	modified:   stub/arm.v5a-linux.elf-fold.h
	modified:   stub/arm.v5a-linux.elf-so_fold.h
	modified:   stub/arm64-linux.elf-fold.h
	modified:   stub/arm64-linux.elf-so_fold.h
	modified:   stub/armeb.v4a-linux.elf-fold.h
	modified:   stub/i386-linux.elf-so_fold.h

	modified:   stub/tmp/amd64-linux.elf-so_fold.bin.dump
	modified:   stub/tmp/arm.v4a-linux.elf-fold.map
	modified:   stub/tmp/arm.v5a-linux.elf-fold.map
	modified:   stub/tmp/arm64-linux.elf-fold.map
	modified:   stub/tmp/armeb.v4a-linux.elf-fold.map

	modified:   stub/src/arch/mips/r3000/macros.ash
	modified:   ../.github/travis_testsuite_1-expected_sha256sums.sh
 2023-04-11 11:00:48 -07:00
John Reiser
4df68aafd2 Pprotect: mprotect but enlarge the interval to start on page boundary 
https://github.com/upx/upx/issues/609
	modified:   src/stub/src/amd64-linux.elf-fold.S
	modified:   src/stub/src/amd64-linux.elf-main.c
	modified:   src/stub/src/amd64-linux.elf-so_fold.S
	modified:   src/stub/src/amd64-linux.elf-so_main.c
	modified:   src/stub/src/arm.v4a-linux.elf-fold.S
	modified:   src/stub/src/arm.v4a-linux.elf-so_fold.S
	modified:   src/stub/src/arm64-linux.elf-fold.S
	modified:   src/stub/src/arm64-linux.elf-so_fold.S
	modified:   src/stub/src/i386-linux.elf-fold.S
	modified:   src/stub/src/i386-linux.elf-main.c
	modified:   src/stub/src/i386-linux.elf-so_fold.S
	modified:   src/stub/src/i386-linux.elf-so_main.c
	modified:   src/stub/src/mipsel.r3000-linux.elf-fold.S
	modified:   src/stub/src/powerpc-linux.elf-fold.S
	modified:   src/stub/src/powerpc64le-linux.elf-fold.S

	modified:   src/stub/amd64-linux.elf-fold.h
	modified:   src/stub/amd64-linux.elf-so_fold.h
	modified:   src/stub/arm.v4a-linux.elf-fold.h
	modified:   src/stub/arm.v4a-linux.elf-so_fold.h
	modified:   src/stub/arm.v5a-linux.elf-fold.h
	modified:   src/stub/arm.v5a-linux.elf-so_fold.h
	modified:   src/stub/arm64-linux.elf-fold.h
	modified:   src/stub/arm64-linux.elf-so_fold.h
	modified:   src/stub/armeb.v4a-linux.elf-fold.h
	modified:   src/stub/i386-linux.elf-fold.h
	modified:   src/stub/i386-linux.elf-so_fold.h
	modified:   src/stub/mips.r3000-linux.elf-fold.h
	modified:   src/stub/mipsel.r3000-linux.elf-fold.h
	modified:   src/stub/powerpc-linux.elf-fold.h
	modified:   src/stub/powerpc64-linux.elf-fold.h
	modified:   src/stub/powerpc64le-linux.elf-fold.h

	modified:   src/stub/tmp/amd64-linux.elf-fold.map
	modified:   src/stub/tmp/amd64-linux.elf-so_fold.bin.dump
	modified:   src/stub/tmp/arm.v4a-linux.elf-fold.map
	modified:   src/stub/tmp/arm.v5a-linux.elf-fold.map
	modified:   src/stub/tmp/arm64-linux.elf-fold.map
	modified:   src/stub/tmp/armeb.v4a-linux.elf-fold.map
	modified:   src/stub/tmp/i386-linux.elf-fold.map
	modified:   src/stub/tmp/mips.r3000-linux.elf-fold.map
	modified:   src/stub/tmp/mipsel.r3000-linux.elf-fold.map
	modified:   src/stub/tmp/powerpc-linux.elf-fold.map
	modified:   src/stub/tmp/powerpc64-linux.elf-fold.map
	modified:   src/stub/tmp/powerpc64le-linux.elf-fold.map
 2023-03-29 15:46:58 -07:00
John Reiser
17526d1132 Make it easier to change MAX_ELF_HDR consistently 
https://github.com/upx/upx/issues/655

	new file:   MAX_ELF_HDR.cpp
	new file:   stub/src/MAX_ELF_HDR.S
	new file:   stub/src/MAX_ELF_HDR.c

	modified:   p_lx_elf.cpp
	modified:   stub/arm.v4a-linux.elf-fold.h
	modified:   stub/arm64-linux.elf-fold.h
	modified:   stub/src/amd64-linux.elf-fold.S
	modified:   stub/src/amd64-linux.elf-main.c
	modified:   stub/src/amd64-linux.elf-so_main.c
	modified:   stub/src/arm.v4a-linux.elf-fold.S
	modified:   stub/src/arm.v4a-linux.elf-so_fold.S
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/src/arm64-linux.elf-so_fold.S
	modified:   stub/src/i386-bsd.elf-fold.S
	modified:   stub/src/i386-bsd.elf-main.c
	modified:   stub/src/i386-linux.elf-fold.S
	modified:   stub/src/i386-linux.elf-main.c
	modified:   stub/src/i386-linux.elf-so_main.c
	modified:   stub/src/i386-linux.elf.interp-fold.S
	modified:   stub/src/i386-linux.elf.interp-main.c
	modified:   stub/src/i386-linux.elf.shell-fold.S
	modified:   stub/src/i386-linux.elf.shell-main.c
	modified:   stub/src/i386-openbsd.elf-fold.S
	modified:   stub/src/i386-openbsd.elf-main.c
	modified:   stub/src/mipsel.r3000-linux.elf-fold.S
	modified:   ../.github/travis_testsuite_1-expected_sha256sums.sh
 2023-03-09 10:06:13 -08:00
Markus F.X.J. Oberhumer
dd1d5a92d2 all: welcome 2023 2023-01-01 19:49:30 +01:00
John Reiser
2b9e83256d SELinux execmod requires no PROT_EXEC when PROT_WRITE 
modified:   src/stub/src/amd64-linux.elf-main.c

	modified:   src/stub/amd64-linux.elf-fold.h
	modified:   src/stub/arm64-linux.elf-fold.h
	modified:   src/stub/powerpc64-linux.elf-fold.h
	modified:   src/stub/powerpc64le-linux.elf-fold.h
	modified:   src/stub/tmp/amd64-linux.elf-fold.map
	modified:   src/stub/tmp/arm64-linux.elf-fold.map
	modified:   src/stub/tmp/powerpc64-linux.elf-fold.map
	modified:   src/stub/tmp/powerpc64le-linux.elf-fold.map
 2022-10-28 13:04:17 -07:00
John Reiser
50a6698715 Each PROT_WRITE segment has implicit .bss on end of last page (64-bit only for now); 
Also  workaround kernel bug invoking the escape hatch on arm64 (aarch64).
https://github.com/upx/upx/issues/611
 2022-10-27 11:01:37 -07:00
Markus F.X.J. Oberhumer
75a769759d src/stub: sync stubs 2022-10-24 12:56:49 +02:00
Markus F.X.J. Oberhumer
d001a63bce Welcome 2022. 2022-09-04 04:24:39 +02:00
John Reiser
7a232cb330 Allow qemu on host with smaller PAGE_SIZE. Sync stubs. 
https://github.com/upx/upx/issues/571
	modified:   ../.github/travis_testsuite_1-expected_sha256sums.sh
	modified:   stub/arm64-linux.elf-fold.h
	modified:   stub/powerpc64-linux.elf-fold.h
	modified:   stub/powerpc64le-linux.elf-fold.h
	modified:   stub/src/amd64-linux.elf-main.c
	modified:   stub/tmp/arm64-linux.elf-fold.map
	modified:   stub/tmp/powerpc64-linux.elf-fold.map
	modified:   stub/tmp/powerpc64le-linux.elf-fold.map
 2022-03-25 09:13:10 -07:00
John Reiser
214dd0a522 4 fewer bytes of code? 
modified:   arm64-linux.elf-fold.h
	modified:   tmp/arm64-linux.elf-fold.map
 2021-02-23 02:24:24 -08:00
John Reiser
23f63e4196 WIP unpacking ELF shared library 
modified:   Makefile
	modified:   lzma-sdk
	modified:   p_lx_elf.cpp
	modified:   p_lx_elf.h
	modified:   p_mach.cpp
	modified:   p_unix.cpp
	modified:   p_unix.h
	modified:   packer.cpp
	modified:   packer.h
	modified:   stub/arm64-linux.elf-fold.h
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/tmp/arm64-linux.elf-fold.map
 2021-01-15 14:11:09 -08:00
Markus F.X.J. Oberhumer
9131d5216f Welcome 2021. 2021-01-01 20:39:22 +01:00
John Reiser
be61e9f584 Fix 64-bit ET_EXEC 
https://github.com/upx/upx/issues/405
	modified:   p_lx_elf.cpp
	modified:   stub/src/amd64-linux.elf-main.c

	modified:   ../.github/travis_testsuite_1-expected_sha256sums.sh
	modified:   stub/amd64-linux.elf-fold.h
	modified:   stub/arm64-linux.elf-fold.h
	modified:   stub/powerpc64-linux.elf-fold.h
	modified:   stub/powerpc64le-linux.elf-fold.h
	modified:   stub/tmp/amd64-linux.elf-fold.map
	modified:   stub/tmp/arm64-linux.elf-fold.map
	modified:   stub/tmp/powerpc64-linux.elf-fold.map
	modified:   stub/tmp/powerpc64le-linux.elf-fold.map
 2020-09-04 10:21:14 -07:00
John Reiser
b463f24eda arm64 works: ELF layout for page holes 
modified:   stub/src/arm64-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-fold.S

	modified:   stub/arm64-linux.elf-entry.h
	modified:   stub/arm64-linux.elf-fold.h
	modified:   stub/tmp/arm64-linux.elf-entry.bin.dump
	modified:   stub/tmp/arm64-linux.elf-fold.map
 2020-05-10 09:18:06 -07:00
John Reiser
926481dace ELF layout for page holes when runtime PAGE_SIZE < .p_align 
amd64 works
	modified:   p_lx_elf.cpp
	modified:   stub/src/amd64-linux.elf-entry.S
	modified:   stub/src/amd64-linux.elf-fold.S
	modified:   stub/src/amd64-linux.elf-main.c
	modified:   Makefile
	modified:   stub/amd64-linux.elf-entry.h
	modified:   stub/amd64-linux.elf-fold.h
	modified:   stub/amd64-linux.shlib-init.h
	modified:   stub/arm64-linux.elf-fold.h
	modified:   stub/powerpc64-linux.elf-fold.h
	modified:   stub/powerpc64le-linux.elf-fold.h
	modified:   stub/src/amd64-linux.shlib-init.S
	modified:   stub/tmp/amd64-linux.elf-entry.bin.dump
	modified:   stub/tmp/amd64-linux.elf-fold.map
	modified:   stub/tmp/amd64-linux.shlib-init.bin.dump
	modified:   stub/tmp/arm64-linux.elf-fold.map
	modified:   stub/tmp/powerpc64-linux.elf-fold.map
	modified:   stub/tmp/powerpc64le-linux.elf-fold.map
 2020-05-09 08:05:05 -07:00
John Reiser
936013f60c Decompression escape hatch for ELF can require a new page. 
If not enough room on last page of .text, and ElfXX_Ehdr not PF_X,
then the escape hatch must use a new page.
https://github.com/upx/upx/issues/308
	modified:   ../.github/travis_testsuite_1-expected_sha256sums.sh
	modified:   stub/src/amd64-linux.elf-main.c
	modified:   stub/src/i386-linux.elf-main.c
    Plus stub/*-linux.elf-fold.h and stub/tmp/*-linux.elf-fold.map
 2020-01-19 13:25:55 -08:00
Markus F.X.J. Oberhumer
d1174385ef Welcome 2020. 2020-01-08 04:13:28 +01:00
Markus F.X.J. Oberhumer
3667fa4e44 Welcome 2019. 2019-02-15 11:04:09 +01:00
John Reiser
bdd97fe0b2 build stubs 
modified:   amd64-linux.elf-fold.h
	modified:   arm64-linux.elf-fold.h
	modified:   i386-bsd.elf-fold.h
	modified:   i386-linux.elf.interp-fold.h
	modified:   i386-netbsd.elf-fold.h
	modified:   i386-openbsd.elf-fold.h
	modified:   powerpc64-linux.elf-fold.h
	modified:   powerpc64le-linux.elf-fold.h
	modified:   tmp/amd64-linux.elf-fold.map
	modified:   tmp/arm64-linux.elf-fold.map
	modified:   tmp/i386-bsd.elf-fold.map
	modified:   tmp/i386-linux.elf.interp-fold.map
	modified:   tmp/i386-netbsd.elf-fold.map
	modified:   tmp/i386-openbsd.elf-fold.map
	modified:   tmp/powerpc64-linux.elf-fold.map
	modified:   tmp/powerpc64le-linux.elf-fold.map
 2018-08-22 14:48:15 -07:00
Markus F.X.J. Oberhumer
021c8db58a Welcome 2018. 2018-01-19 10:55:32 +01:00
John Reiser
0430e7931e PowerPC64 stub: on syscall, real Linux trashes r13 and below 
(except r1, r2, and input args!) So, r12 .e_entry for musl
must copy from a saved register.  [qemu-ppc64 doesn't trash registers!]
	modified:   ../.github/travis_testsuite_1.sh
	modified:   p_lx_elf.cpp
	modified:   stub/src/amd64-linux.elf-main.c
	modified:   stub/src/powerpc64le-linux.elf-fold.S
	also .h  .fold.map
 2017-10-27 20:07:32 -07:00