86 lines
2.4 KiB
Bash
Executable File
86 lines
2.4 KiB
Bash
Executable File
# set -ex
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VERSION=${1:-14}
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OUT=./out
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LOGIC=3
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mkdir -p $OUT
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echo "using mach-o version $VERSION"
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if [[ $VERSION -ge 14 ]]
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then
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echo "Resulting binary uses MODERN symbol resolver"
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else
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echo "Resulting binary uses LEGACY symbol resolver"
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fi
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if [[ $LOGIC -eq 0 ]]
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then
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clang-format -i -style=llvm *.cc
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elif [[ $LOGIC -eq 1 ]]
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then
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# full poc flow
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echo "to be continue"
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# remove imports
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# remove mod init
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# remove symtab dysymtab
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# fix link edit section
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elif [[ $LOGIC -eq 2 ]]
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then
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# remove imports test
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# libc to test reexport custom lib
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clang++ -mmacosx-version-min=$VERSION -o $OUT/libc.dylib -shared c.cc
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# create our dummy lib first
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clang++ -mmacosx-version-min=$VERSION -o $OUT/libb.dylib -shared -Wl,-reexport_library out/libc.dylib dummy.cc
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# build a references libb
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clang++ -mmacosx-version-min=$VERSION -o $OUT/a -L"./out" -lb a.cc
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# extract symbols from a
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../../macho-go/bin/ios-wrapper pepe -o $OUT/a-fixed -b $OUT/b.bcell --remove-imports --remove-exports --remove-symbol-table $OUT/a > $OUT/b.h
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# build libb with symbols extracted from a
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clang++ -mmacosx-version-min=$VERSION -o $OUT/libb.dylib -shared -Wl,-reexport_library out/libc.dylib b.cc
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codesign --force --deep -s - $OUT/a-fixed
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$OUT/a-fixed
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elif [[ $LOGIC -eq 3 ]]
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then
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# remove imports test
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# libc to test reexport custom lib
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clang++ -mmacosx-version-min=$VERSION -o $OUT/libc.dylib -shared c.cc
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# create our dummy lib first
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clang++ -mmacosx-version-min=$VERSION -o $OUT/libb.dylib -shared -Wl,-reexport_library out/libc.dylib dummy.cc
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# build a references libb
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clang -fobjc-arc -ObjC -mmacosx-version-min=$VERSION -o $OUT/a -L"./out" -lb a.mm
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# extract symbols from a
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../../macho-go/bin/ios-wrapper pepe -o $OUT/a-fixed -b $OUT/b.bcell --remove-imports --remove-exports --remove-symbol-table $OUT/a > $OUT/b.h
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# build libb with symbols extracted from a
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clang++ -mmacosx-version-min=$VERSION -o $OUT/libb.dylib -shared -Wl,-reexport_library out/libc.dylib b.cc
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codesign --force --deep -s - $OUT/a-fixed
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# export OBJC_PRINT_LOAD_METHODS=1
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# export OBJC_PRINT_CLASS_SETUP=1
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$OUT/a-fixed
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# unset OBJC_PRINT_LOAD_METHODS
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# unset OBJC_PRINT_CLASS_SETUP
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else
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# dummy test build
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clang++ -mmacosx-version-min=$VERSION -o $OUT/libc.dylib -shared c.cc
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clang++ -mmacosx-version-min=$VERSION -o $OUT/libb.dylib -shared -Wl,-reexport_library out/libc.dylib b.cc
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clang++ -mmacosx-version-min=$VERSION -o $OUT/a -L"./out" -lb a.cc
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fi
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