mirror of
https://github.com/upx/upx
synced 2025-09-28 19:06:07 +08:00
add UPX_F_VMLINUX_AMD64, UPX_F_VMLINUX_ARM
This commit is contained in:
John Reiser
parent
d7837d9179
commit
112eff2509
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@ -433,6 +433,9 @@ private:
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#define UPX_F_BSD_ELF_i386 25
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#define UPX_F_BSD_SH_i386 26
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#define UPX_F_VMLINUX_AMD64 27
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#define UPX_F_VMLINUX_ARM 28
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#define UPX_F_PLAIN_TEXT 127
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#define UPX_F_ATARI_TOS 129
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10
src/p_elf.h
10
src/p_elf.h
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@ -311,6 +311,16 @@ struct Shdr
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SHT_SYMTAB_SHNDX = 18, /* Extended section indeces */
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SHT_GNU_LIBLIST = 0x6ffffff7, /* Prelink library list */
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};
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enum { // sh_flags
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SHF_WRITE = (1 << 0), /* Writable */
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SHF_ALLOC = (1 << 1), /* Occupies memory during execution */
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SHF_EXECINSTR = (1 << 2), /* Executable */
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SHF_MERGE = (1 << 4), /* Might be merged */
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SHF_STRINGS = (1 << 5), /* Contains nul-terminated strings */
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SHF_INFO_LINK = (1 << 6), /* `sh_info' contains SHT index */
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SHF_LINK_ORDER = (1 << 7), /* Preserve order after combining */
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};
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}
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__attribute_packed;
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959
src/p_vmlinx.cpp
959
src/p_vmlinx.cpp
File diff suppressed because it is too large
Load Diff
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@ -73,6 +73,82 @@ protected:
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Elf_LE32_Ehdr ehdri; // from input file
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};
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class PackVmlinuxARM : public Packer
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{
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typedef Packer super;
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public:
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PackVmlinuxARM(InputFile *f);
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virtual ~PackVmlinuxARM();
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virtual int getVersion() const { return 13; }
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virtual int getFormat() const { return UPX_F_VMLINUX_ARM; }
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virtual const char *getName() const { return "vmlinux/ARM"; }
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virtual const char *getFullName(const options_t *) const { return "ARM-linux.kernel.vmlinux"; }
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virtual const int *getCompressionMethods(int method, int level) const;
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virtual const int *getFilters() const;
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virtual int getStrategy(Filter &);
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virtual void pack(OutputFile *fo);
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virtual void unpack(OutputFile *fo);
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virtual bool canPack();
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virtual int canUnpack();
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protected:
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virtual Elf_LE32_Shdr const *getElfSections();
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virtual void buildLoader(const Filter *ft);
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virtual Linker* newLinker() const;
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// virtual const upx_byte *getLoader() const;
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// virtual int getLoaderSize() const;
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int n_ptload;
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unsigned sz_ptload;
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Elf_LE32_Phdr *phdri; // from input file
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Elf_LE32_Shdr *shdri; // from input file
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char *shstrtab; // from input file
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Elf_LE32_Shdr *p_text;
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Elf_LE32_Shdr *p_note0;
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Elf_LE32_Shdr *p_note1;
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Elf_LE32_Ehdr ehdri; // from input file
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};
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class PackVmlinuxAMD64 : public Packer
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{
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typedef Packer super;
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public:
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PackVmlinuxAMD64(InputFile *f);
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virtual ~PackVmlinuxAMD64();
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virtual int getVersion() const { return 13; }
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virtual int getFormat() const { return UPX_F_VMLINUX_AMD64; }
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virtual const char *getName() const { return "vmlinux/AMD64"; }
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virtual const char *getFullName(const options_t *) const { return "amd64-linux.kernel.vmlinux"; }
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virtual const int *getCompressionMethods(int method, int level) const;
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virtual const int *getFilters() const;
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virtual int getStrategy(Filter &);
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virtual void pack(OutputFile *fo);
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virtual void unpack(OutputFile *fo);
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virtual bool canPack();
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virtual int canUnpack();
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protected:
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virtual Elf_LE64_Shdr const *getElfSections();
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virtual void buildLoader(const Filter *ft);
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virtual Linker* newLinker() const;
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// virtual const upx_byte *getLoader() const;
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// virtual int getLoaderSize() const;
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int n_ptload;
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unsigned sz_ptload;
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Elf_LE64_Phdr *phdri; // from input file
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Elf_LE64_Shdr *shdri; // from input file
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char *shstrtab; // from input file
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Elf_LE64_Shdr *p_text;
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Elf_LE64_Shdr *p_note0;
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Elf_LE64_Shdr *p_note1;
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Elf_LE64_Ehdr ehdri; // from input file
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};
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#endif /* already included */
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@ -210,7 +210,11 @@ const char *Packer::getDecompressorSections() const
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|| UPX_F_LINUX_ELF64_AMD ==ph.format
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|| UPX_F_LINUX_ELF32_ARMLE==ph.format
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|| UPX_F_LINUX_ELFPPC32 ==ph.format
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|| UPX_F_LINUX_ELF32_ARMBE==ph.format ) {
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|| UPX_F_LINUX_ELF32_ARMBE==ph.format
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|| UPX_F_BSD_ELF_i386 ==ph.format
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|| UPX_F_VMLINUX_AMD64 ==ph.format
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|| UPX_F_VMLINUX_ARM ==ph.format
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) {
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return opt->small ? lzma_elf_small : lzma_elf_fast;
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}
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return opt->small ? lzma_small : lzma_fast;
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@ -243,6 +247,8 @@ void Packer::defineDecompressorSymbols()
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|| UPX_F_LINUX_ELFPPC32 ==ph.format
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|| UPX_F_LINUX_ELF32_ARMBE==ph.format
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|| UPX_F_BSD_ELF_i386 ==ph.format
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|| UPX_F_VMLINUX_AMD64 ==ph.format
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|| UPX_F_VMLINUX_ARM ==ph.format
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) {
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// ELF calls the decompressor many times; the parameters change!
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return;
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@ -257,6 +263,7 @@ void Packer::defineDecompressorSymbols()
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(res->pos_bits << 16);
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if (linker->bele->isBE()) // big endian - bswap32
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acc_swab32s(&properties);
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linker->defineSymbol("lzma_properties", properties);
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// -2 for properties
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linker->defineSymbol("lzma_c_len", ph.c_len - 2);
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@ -55,6 +55,7 @@
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#include "p_ps1.h"
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#include "p_mach.h"
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#include "p_armpe.h"
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#include "linker.h"
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/*************************************************************************
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@ -192,6 +193,10 @@ Packer* PackMaster::visitAllPackers(visit_func_t func, InputFile *f, const optio
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//
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// linux kernel
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//
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if ((p = func(new PackVmlinuxARM(f), user)) != NULL)
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return p;
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if ((p = func(new PackVmlinuxAMD64(f), user)) != NULL)
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return p;
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if ((p = func(new PackVmlinuxI386(f), user)) != NULL)
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return p;
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if ((p = func(new PackVmlinuzI386(f), user)) != NULL)
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@ -46,8 +46,13 @@ endif
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ifndef STUBS
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STUBS += amd64-linux.elf-entry.h
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STUBS += amd64-linux.elf-fold.h
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STUBS += amd64-linux.kernel.vmlinux.h
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STUBS += amd64-linux.kernel.vmlinux-head.h
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STUBS += amd64-linux.kernel.vmlinuz.h
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STUBS += arm-linux.elf-entry.h
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STUBS += arm-linux.elf-fold.h
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STUBS += arm-linux.kernel.vmlinux.h
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STUBS += arm-linux.kernel.vmlinux-head.h
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STUBS += armeb-linux.elf-entry.h
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STUBS += armeb-linux.elf-fold.h
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STUBS += arm.v4a-wince.pe.h
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@ -640,6 +645,49 @@ i386-linux.kernel.vmlinux-head.h : $(srcdir)/src/$$T.S
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$(call tc,bin2h) tmp/$T.bin $@
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# /***********************************************************************
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# // amd64-linux.kernel.vmlinux
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# // amd64-linux.kernel.vmlinuz
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# // amd64-linux.kernel.vmlinux-head
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# ************************************************************************/
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amd64-linux.kernel.vmlinu%.h : tc_list = arch-i386 default
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amd64-linux.kernel.vmlinu%.h : $(srcdir)/src/$$T.S
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$(call tc,gcc) -c -x assembler-with-cpp $< -o tmp/$T.bin
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$(call tc,f-embed_objinfo,tmp/$T.bin)
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$(call tc,bin2h-c) tmp/$T.bin $@
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amd64-linux.kernel.vmlinux-head.h : $(srcdir)/src/$$T.S
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$(call tc,gcc) -c -x assembler-with-cpp $< -o tmp/$T.o
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$(call tc,objcopy) --output-target binary --only-section .text tmp/$T.o tmp/$T.bin
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$(call tc,bin2h) tmp/$T.bin $@
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# /***********************************************************************
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# // arm-linux.kernel.vmlinux
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# // arm-linux.kernel.vmlinuz
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# // arm-linux.kernel.vmlinux-head
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# ************************************************************************/
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tc.arm-linux.kernel.gcc = arm-linux-gcc-4.1.0 -march=armv5 -nostdinc -MMD -MT $@
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tc.arm-linux.kernel.gcc += -fno-exceptions -fno-asynchronous-unwind-tables
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tc.arm-linux.kernel.gcc += -Wall -W -Wcast-align -Wcast-qual -Wwrite-strings -Werror
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arm-linux.kernel.vmlinu%.h : tc_bfdname = elf32-littlearm
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arm-linux.kernel.vmlinu%.h : tc_list = arm-linux.kernel default
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arm-linux.kernel.vmlinu%.h : $(srcdir)/src/$$T.S
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$(call tc,gcc) -c -x assembler-with-cpp $< -o tmp/$T.bin
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$(call tc,f-embed_objinfo,tmp/$T.bin)
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$(call tc,bin2h-c) tmp/$T.bin $@
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arm-linux.kernel.vmlinux-head.h : $(srcdir)/src/$$T.S
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$(call tc,gcc) -c -x assembler-with-cpp $< -o tmp/$T.o
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$(call tc,objcopy) --output-target binary --only-section .text tmp/$T.o tmp/$T.bin
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$(call tc,bin2h) tmp/$T.bin $@
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# /***********************************************************************
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# // i386-win32.pe
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# ************************************************************************/
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39
src/stub/amd64-linux.kernel.vmlinux-head.h
Normal file
39
src/stub/amd64-linux.kernel.vmlinux-head.h
Normal file
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@ -0,0 +1,39 @@
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/* amd64-linux.kernel.vmlinux-head.h
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created from amd64-linux.kernel.vmlinux-head.bin, 39 (0x27) bytes
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This file is part of the UPX executable compressor.
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Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1996-2006 Laszlo Molnar
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Copyright (C) 2000-2006 John F. Reiser
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All Rights Reserved.
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UPX and the UCL library are free software; you can redistribute them
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and/or modify them under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; see the file COPYING.
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If not, write to the Free Software Foundation, Inc.,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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Markus F.X.J. Oberhumer Laszlo Molnar
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<mfx@users.sourceforge.net> <ml1050@users.sourceforge.net>
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*/
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#define STUB_AMD64_LINUX_KERNEL_VMLINUX_HEAD_SIZE 39
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#define STUB_AMD64_LINUX_KERNEL_VMLINUX_HEAD_ADLER32 0x7a591357
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#define STUB_AMD64_LINUX_KERNEL_VMLINUX_HEAD_CRC32 0xf4f6740a
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unsigned char stub_amd64_linux_kernel_vmlinux_head[39] = {
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140,200,131,192, 8,142,216,142,192,141,142, 0,144, 0, 0,137, /* 0x 0 */
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73,248,137, 65,252, 15,178, 97,248,106, 0,157, 14,184, 0, 0, /* 0x 10 */
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0, 0,232,252,255,255,255 /* 0x 20 */
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};
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1632
src/stub/amd64-linux.kernel.vmlinux.h
Normal file
1632
src/stub/amd64-linux.kernel.vmlinux.h
Normal file
File diff suppressed because it is too large
Load Diff
1689
src/stub/amd64-linux.kernel.vmlinuz.h
Normal file
1689
src/stub/amd64-linux.kernel.vmlinuz.h
Normal file
File diff suppressed because it is too large
Load Diff
38
src/stub/arm-linux.kernel.vmlinux-head.h
Normal file
38
src/stub/arm-linux.kernel.vmlinux-head.h
Normal file
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@ -0,0 +1,38 @@
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/* arm-linux.kernel.vmlinux-head.h
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created from arm-linux.kernel.vmlinux-head.bin, 20 (0x14) bytes
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This file is part of the UPX executable compressor.
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Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1996-2006 Laszlo Molnar
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Copyright (C) 2000-2006 John F. Reiser
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All Rights Reserved.
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UPX and the UCL library are free software; you can redistribute them
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and/or modify them under the terms of the GNU General Public License as
|
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published by the Free Software Foundation; either version 2 of
|
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the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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||||
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You should have received a copy of the GNU General Public License
|
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along with this program; see the file COPYING.
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If not, write to the Free Software Foundation, Inc.,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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Markus F.X.J. Oberhumer Laszlo Molnar
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<mfx@users.sourceforge.net> <ml1050@users.sourceforge.net>
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*/
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#define STUB_ARM_LINUX_KERNEL_VMLINUX_HEAD_SIZE 20
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#define STUB_ARM_LINUX_KERNEL_VMLINUX_HEAD_ADLER32 0x621b0b3f
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#define STUB_ARM_LINUX_KERNEL_VMLINUX_HEAD_CRC32 0x87e74167
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unsigned char stub_arm_linux_kernel_vmlinux_head[20] = {
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112, 0, 32,225, 1, 96, 34,233, 2,208,160,225,254,255,255,235, /* 0x 0 */
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2,160,157,232 /* 0x 10 */
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};
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1062
src/stub/arm-linux.kernel.vmlinux.h
Normal file
1062
src/stub/arm-linux.kernel.vmlinux.h
Normal file
File diff suppressed because it is too large
Load Diff
1
src/stub/src/amd64-linux.kernel.vmlinux-head.S
Normal file
1
src/stub/src/amd64-linux.kernel.vmlinux-head.S
Normal file
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@ -0,0 +1 @@
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#include "i386-linux.kernel.vmlinux-head.S"
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1
src/stub/src/amd64-linux.kernel.vmlinux.S
Normal file
1
src/stub/src/amd64-linux.kernel.vmlinux.S
Normal file
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@ -0,0 +1 @@
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#include "i386-linux.kernel.vmlinux.S"
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1
src/stub/src/amd64-linux.kernel.vmlinuz.S
Normal file
1
src/stub/src/amd64-linux.kernel.vmlinuz.S
Normal file
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@ -0,0 +1 @@
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#include "i386-linux.kernel.vmlinuz.S"
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@ -72,8 +72,10 @@
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#define CHECK_BYTE /*empty*/
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#endif /*}*/
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#undef GETBIT
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#define GETBIT ADD2S(bits,bits); bleq get8_n2e
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#undef getnextb
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#define getnextb(reg) GETBIT; ADC2(reg,reg) /* Out: condition code not changed */
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#define jnextb0 GETBIT; bcc
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#define jnextb1 GETBIT; bcs
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40
src/stub/src/arm-linux.kernel.vmlinux-head.S
Normal file
40
src/stub/src/arm-linux.kernel.vmlinux-head.S
Normal file
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@ -0,0 +1,40 @@
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/*
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; arm-linux.kernel.vmlinux-head.S -- set up stack for vmlinux/arm format
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;
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; This file is part of the UPX executable compressor.
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;
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; Copyright (C) 2006 John Reiser
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; All Rights Reserved.
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;
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; UPX and the UCL library are free software; you can redistribute them
|
||||
; and/or modify them under the terms of the GNU General Public License as
|
||||
; published by the Free Software Foundation; either version 2 of
|
||||
; the License, or (at your option) any later version.
|
||||
;
|
||||
; This program is distributed in the hope that it will be useful,
|
||||
; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
; GNU General Public License for more details.
|
||||
;
|
||||
; You should have received a copy of the GNU General Public License
|
||||
; along with this program; see the file COPYING.
|
||||
; If not, write to the Free Software Foundation, Inc.,
|
||||
; 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
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;
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; John Reiser
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; <jreiser@users.sourceforge.net>
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*/
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/* Calling sequence of equivalent code in arch/arm/boot/compressed/misc.c:
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decompress_kernel: # (char *out, char *tmp, char *end_tmp, int arch_id)
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*/
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bkpt
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stmdb r2!,{r0,sp,lr}
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mov sp,r2
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// PackVmlinuxARM::pack knows the format of the next instruction.
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bl COMPRESSED_LENGTH
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ldmia sp,{r1,sp,pc}
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// Compressed data appears >here<, then decompressor.
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// vi:ts=8:et:nowrap
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115
src/stub/src/arm-linux.kernel.vmlinux.S
Normal file
115
src/stub/src/arm-linux.kernel.vmlinux.S
Normal file
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@ -0,0 +1,115 @@
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/*
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; i386-linux.kernel.vmlinux.S -- loader & decompressor for the vmlinux/i386 format
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;
|
||||
; This file is part of the UPX executable compressor.
|
||||
;
|
||||
; Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
|
||||
; Copyright (C) 1996-2006 Laszlo Molnar
|
||||
; Copyright (C) 2004-2006 John Reiser
|
||||
; All Rights Reserved.
|
||||
;
|
||||
; UPX and the UCL library are free software; you can redistribute them
|
||||
; and/or modify them under the terms of the GNU General Public License as
|
||||
; published by the Free Software Foundation; either version 2 of
|
||||
; the License, or (at your option) any later version.
|
||||
;
|
||||
; This program is distributed in the hope that it will be useful,
|
||||
; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
; GNU General Public License for more details.
|
||||
;
|
||||
; You should have received a copy of the GNU General Public License
|
||||
; along with this program; see the file COPYING.
|
||||
; If not, write to the Free Software Foundation, Inc.,
|
||||
; 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||||
;
|
||||
; Markus F.X.J. Oberhumer Laszlo Molnar
|
||||
; <mfx@users.sourceforge.net> <ml1050@users.sourceforge.net>
|
||||
;
|
||||
; John Reiser
|
||||
; <jreiser@users.sourceforge.net>
|
||||
*/
|
||||
|
||||
#include "arch/arm/v5a/macros.S"
|
||||
|
||||
/*
|
||||
; =============
|
||||
; ============= ENTRY POINT
|
||||
; =============
|
||||
|
||||
; In:
|
||||
; r0= outptr; r1= &tmp; r3= arch_id; lr= retaddr, inptr - N
|
||||
|
||||
How to debug: run under qemu (http://fabrice.bellard.free.fr/qemu/)
|
||||
after un-commenting the bkpt opcode below. That opcode forces qemu
|
||||
to stop in gdb. You'll have to "set $pc+=4" by hand.
|
||||
*/
|
||||
section LINUX000
|
||||
bkpt // qemu breakpoint
|
||||
ldr r1,[lr,#-4] // 'bl' instruction
|
||||
str r3,[sp,$-4]! // push arch_id
|
||||
bic r1,r1,#~0<<24 // word count
|
||||
sub sp,sp,#4 // space for outsize
|
||||
mov r1,r1,lsl #2 // byte count
|
||||
mov r3,sp // &outsize
|
||||
.long 0xe2411000 + BYTE_ADJ // sub r1,r1,#BYTE_ADJ // insize
|
||||
mov r2,r0 // outptr
|
||||
.long 0xe28e0000 + WORD_ADJ // add r0,lr,#WORD_ADJ // inptr
|
||||
/*
|
||||
r0= inptr
|
||||
r1= insize
|
||||
r2= outptr
|
||||
r3= &outsize
|
||||
*/
|
||||
|
||||
section LXCALLT1
|
||||
mvn ip,#1
|
||||
bkpt
|
||||
section LXCKLLT1
|
||||
mvn ip,#2
|
||||
bkpt
|
||||
.long filter_cto,filter_length
|
||||
section LXMOVEUP
|
||||
mvn ip,#3
|
||||
bkpt
|
||||
|
||||
// =============
|
||||
// ============= DECOMPRESSION
|
||||
// =============
|
||||
|
||||
#include "arch/arm/v5a/nrv2b_d8.S"
|
||||
#include "arch/arm/v5a/nrv2d_d8.S"
|
||||
#include "arch/arm/v5a/nrv2e_d8.S"
|
||||
#include "arch/arm/v5a/lzma_d.S"
|
||||
|
||||
// =============
|
||||
// ============= UNFILTER
|
||||
// =============
|
||||
|
||||
section LXCKLLT9
|
||||
mvn ip,#4
|
||||
bkpt
|
||||
|
||||
section LXCALLT9
|
||||
mvn ip,#5
|
||||
bkpt
|
||||
|
||||
section LINUX990
|
||||
mvn ip,#6
|
||||
bkpt
|
||||
mov pc,lr
|
||||
|
||||
section LINUX991
|
||||
mvn ip,#7
|
||||
bkpt
|
||||
#if 0 /*{*/
|
||||
or ebp, -1 // decompressor assumption
|
||||
#endif /*}*/
|
||||
|
||||
section LINUX992
|
||||
mvn ip,#8
|
||||
bkpt
|
||||
|
||||
#include "include/header.S"
|
||||
|
||||
// vi:ts=8:et:nowrap
|
||||
Loading…
Reference in New Issue
Block a user