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/proc/self/exe now is optional

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... 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/
This commit is contained in:
John Reiser
2023-10-30 08:23:52 -07:00
parent f62576a2be
commit 52400e2561
43 changed files with 4302 additions and 4340 deletions
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src/stub/tmp/i386-linux.elf-fold.map
Generated Vendored
+14 -14
View File
@@ -9,26 +9,26 @@ Linker script and memory map
TARGET(elf32-i386)
0x0000000000c01080 . = ((0xc01000 + SIZEOF_HEADERS) + 0xc)
.text 0x0000000000c01080 0x764
.text 0x0000000000c01080 0x768
*(.text)
.text 0x0000000000c01080 0x190 tmp/i386-linux.elf-fold.o
0x0000000000c011e2 mmap
0x0000000000c011ba Pprotect
.text 0x0000000000c01210 0x5d1 tmp/i386-linux.elf-main.o
0x0000000000c01338 get_page_mask
0x0000000000c016d7 upx_main
.text 0x0000000000c01080 0x194 tmp/i386-linux.elf-fold.o
0x0000000000c011e8 mmap
0x0000000000c011c0 Pprotect
.text 0x0000000000c01214 0x5d1 tmp/i386-linux.elf-main.o
0x0000000000c0133c get_page_mask
0x0000000000c016db upx_main
*(.data)
*fill* 0x0000000000c017e1 0x3 00
.data 0x0000000000c017e4 0x0 tmp/i386-linux.elf-fold.o
.data 0x0000000000c017e4 0x0 tmp/i386-linux.elf-main.o
*fill* 0x0000000000c017e5 0x3 00
.data 0x0000000000c017e8 0x0 tmp/i386-linux.elf-fold.o
.data 0x0000000000c017e8 0x0 tmp/i386-linux.elf-main.o
.data
.bss 0x0000000000c017e4 0x0
.bss 0x0000000000c017e4 0x0 tmp/i386-linux.elf-fold.o
.bss 0x0000000000c017e4 0x0 tmp/i386-linux.elf-main.o
.bss 0x0000000000c017e8 0x0
.bss 0x0000000000c017e8 0x0 tmp/i386-linux.elf-fold.o
.bss 0x0000000000c017e8 0x0 tmp/i386-linux.elf-main.o
.rel.dyn 0x0000000000c017e4 0x0
.rel.dyn 0x0000000000c017e8 0x0
.rel.text 0x0000000000000000 0x0 tmp/i386-linux.elf-fold.o
LOAD tmp/i386-linux.elf-fold.o
LOAD tmp/i386-linux.elf-main.o