Macho version of nm and testcase for it.
Erik Charlebois
parent
f31929ca5b
commit
017f772c48
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@ -6,46 +6,46 @@ IN: elf.nm.tests
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STRING: validation-output
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0000000000000000 absolute init.c
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0000000004195436 .text call_gmon_start
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000000000040046c .text call_gmon_start
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0000000000000000 absolute crtstuff.c
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0000000006295064 .ctors __CTOR_LIST__
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0000000006295080 .dtors __DTOR_LIST__
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0000000006295096 .jcr __JCR_LIST__
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0000000004195472 .text __do_global_dtors_aux
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0000000006295584 .bss completed.7342
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0000000006295592 .bss dtor_idx.7344
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0000000004195584 .text frame_dummy
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0000000000600e18 .ctors __CTOR_LIST__
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0000000000600e28 .dtors __DTOR_LIST__
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0000000000600e38 .jcr __JCR_LIST__
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0000000000400490 .text __do_global_dtors_aux
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0000000000601020 .bss completed.7342
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0000000000601028 .bss dtor_idx.7344
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0000000000400500 .text frame_dummy
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0000000000000000 absolute crtstuff.c
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0000000006295072 .ctors __CTOR_END__
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0000000004196056 .eh_frame __FRAME_END__
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0000000006295096 .jcr __JCR_END__
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0000000004195808 .text __do_global_ctors_aux
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0000000000600e20 .ctors __CTOR_END__
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00000000004006d8 .eh_frame __FRAME_END__
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0000000000600e38 .jcr __JCR_END__
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00000000004005e0 .text __do_global_ctors_aux
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0000000000000000 absolute test.c
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0000000006295528 .got.plt _GLOBAL_OFFSET_TABLE_
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0000000006295060 .ctors __init_array_end
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0000000006295060 .ctors __init_array_start
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0000000006295104 .dynamic _DYNAMIC
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0000000006295568 .data data_start
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0000000000600fe8 .got.plt _GLOBAL_OFFSET_TABLE_
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0000000000600e14 .ctors __init_array_end
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0000000000600e14 .ctors __init_array_start
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0000000000600e40 .dynamic _DYNAMIC
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0000000000601010 .data data_start
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0000000000000000 undefined printf@@GLIBC_2.2.5
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0000000004195648 .text __libc_csu_fini
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0000000004195392 .text _start
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0000000000400540 .text __libc_csu_fini
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0000000000400440 .text _start
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0000000000000000 undefined __gmon_start__
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0000000000000000 undefined _Jv_RegisterClasses
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0000000004195864 .fini _fini
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0000000000400618 .fini _fini
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0000000000000000 undefined __libc_start_main@@GLIBC_2.2.5
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0000000004195880 .rodata _IO_stdin_used
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0000000006295568 .data __data_start
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0000000006295576 .data __dso_handle
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0000000006295088 .dtors __DTOR_END__
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0000000004195664 .text __libc_csu_init
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0000000006295584 absolute __bss_start
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0000000006295600 absolute _end
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0000000006295584 absolute _edata
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0000000004195620 .text main
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0000000004195312 .init _init
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0000000000400628 .rodata _IO_stdin_used
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0000000000601010 .data __data_start
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0000000000601018 .data __dso_handle
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0000000000600e30 .dtors __DTOR_END__
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0000000000400550 .text __libc_csu_init
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0000000000601020 absolute __bss_start
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0000000000601030 absolute _end
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0000000000601020 absolute _edata
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0000000000400524 .text main
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00000000004003f0 .init _init
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;
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{ $ validation-output }
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[ <string-writer> dup [ "resource:extra/elf/a.elf" nm ] with-output-stream >string ]
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[ <string-writer> dup [ "resource:extra/elf/a.elf" elf-nm ] with-output-stream >string ]
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unit-test
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@ -4,7 +4,7 @@ USING: accessors combinators elf formatting io.mmap kernel sequences ;
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IN: elf.nm
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: print-symbol ( sections symbol -- )
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[ sym>> st_value>> "%016d " printf ]
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[ sym>> st_value>> "%016x " printf ]
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[
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sym>> st_shndx>>
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{
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@ -16,7 +16,7 @@ IN: elf.nm
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]
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[ name>> "%s\n" printf ] tri ;
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: nm ( path -- )
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: elf-nm ( path -- )
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[
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sections dup ".symtab" find-section
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symbols [ name>> empty? not ] filter
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Binary file not shown.
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@ -0,0 +1,26 @@
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! Copyright (C) 2010 Erik Charlebois.
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! See http://factorcode.org/license.txt for BSD license.
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USING: io io.streams.string kernel literals macho multiline strings
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tools.test ;
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IN: macho.tests
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STRING: validation-output
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0000000100000f1c __stub_helper stub helpers
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0000000100001040 __program_vars _pvars
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0000000100001068 __data _NXArgc
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0000000100001070 __data _NXArgv
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0000000100001080 __data ___progname
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0000000100000000 __mh_execute_header
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0000000100001078 __data _environ
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0000000100000ef8 __text _main
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0000000100000ebc __text start
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0000000000000000 ___gxx_personality_v0
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0000000000000000 _exit
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0000000000000000 _printf
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0000000000000000 dyld_stub_binder
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;
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{ $ validation-output }
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[ <string-writer> dup [ "resource:extra/macho/a.macho" macho-nm ] with-output-stream >string ]
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unit-test
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@ -1,8 +1,13 @@
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! Copyright (C) 2010 Erik Charlebois.
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! See http:// factorcode.org/license.txt for BSD license.
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USING: alien.c-types alien.syntax classes.struct kernel literals math ;
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USING: accessors alien alien.c-types alien.strings alien.syntax
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classes classes.struct combinators io.encodings.ascii
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io.encodings.string kernel literals make math sequences
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specialized-arrays typed fry io.mmap formatting locals ;
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FROM: alien.c-types => short ;
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IN: macho
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! FFI data
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TYPEDEF: int integer_t
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TYPEDEF: int vm_prot_t
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TYPEDEF: integer_t cpu_type_t
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@ -804,3 +809,124 @@ C-ENUM: reloc_type_ppc
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PPC_RELOC_JBSR
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PPC_RELOC_LO14_SECTDIFF
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PPC_RELOC_LOCAL_SECTDIFF ;
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! Low-level interface
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SPECIALIZED-ARRAYS: section section_64 nlist nlist_64 ;
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UNION: mach_header_32/64 mach_header mach_header_64 ;
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UNION: segment_command_32/64 segment_command segment_command_64 ;
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UNION: load-command segment_command segment_command_64
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dylib_command sub_framework_command
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sub_client_command sub_umbrella_command sub_library_command
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prebound_dylib_command dylinker_command thread_command
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routines_command routines_command_64 symtab_command
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dysymtab_command twolevel_hints_command uuid_command ;
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UNION: section_32/64 section section_64 ;
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UNION: section_32/64-array section-array section_64-array ;
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UNION: nlist_32/64 nlist nlist_64 ;
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UNION: nlist_32/64-array nlist-array nlist_64-array ;
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TYPED: 64-bit? ( macho: mach_header_32/64 -- ? )
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magic>> {
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{ MH_MAGIC_64 [ t ] }
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{ MH_CIGAM_64 [ t ] }
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[ drop f ]
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} case ;
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TYPED: macho-header ( c-ptr -- macho: mach_header_32/64 )
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dup mach_header_64 memory>struct 64-bit?
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[ mach_header_64 memory>struct ]
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[ mach_header memory>struct ] if ;
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: cmd>load-command ( cmd -- load-command )
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{
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{ LC_UUID [ uuid_command ] }
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{ LC_SEGMENT [ segment_command ] }
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{ LC_SEGMENT_64 [ segment_command_64 ] }
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{ LC_SYMTAB [ symtab_command ] }
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{ LC_DYSYMTAB [ dysymtab_command ] }
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{ LC_THREAD [ thread_command ] }
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{ LC_UNIXTHREAD [ thread_command ] }
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{ LC_LOAD_DYLIB [ dylib_command ] }
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{ LC_ID_DYLIB [ dylib_command ] }
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{ LC_PREBOUND_DYLIB [ prebound_dylib_command ] }
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{ LC_LOAD_DYLINKER [ dylinker_command ] }
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{ LC_ID_DYLINKER [ dylinker_command ] }
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{ LC_ROUTINES [ routines_command ] }
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{ LC_ROUTINES_64 [ routines_command_64 ] }
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{ LC_TWOLEVEL_HINTS [ twolevel_hints_command ] }
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{ LC_SUB_FRAMEWORK [ sub_framework_command ] }
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{ LC_SUB_UMBRELLA [ sub_umbrella_command ] }
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{ LC_SUB_LIBRARY [ sub_library_command ] }
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{ LC_SUB_CLIENT [ sub_client_command ] }
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{ LC_DYLD_INFO [ dyld_info_command ] }
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{ LC_DYLD_INFO_ONLY [ dyld_info_command ] }
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} case ;
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: read-command ( cmd -- next-cmd )
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dup load_command memory>struct
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[ cmd>> cmd>load-command memory>struct , ]
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[ cmdsize>> swap <displaced-alien> ] 2bi ;
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TYPED: load-commands ( macho: mach_header_32/64 -- load-commands )
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[
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[ class heap-size ]
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[ >c-ptr <displaced-alien> ]
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[ ncmds>> ] tri iota [
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drop read-command
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] each drop
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] { } make ;
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: segment-commands ( load-commands -- segment-commands )
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[ segment_command_32/64? ] filter ; inline
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: symtab-commands ( load-commands -- segment-commands )
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[ symtab_command? ] filter ; inline
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: read-array-string ( uchar-array -- string )
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ascii decode [ 0 = not ] filter ;
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: segment-sections ( segment-command -- sections )
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{
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[ class heap-size ]
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[ >c-ptr <displaced-alien> ]
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[ nsects>> ]
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[ segment_command_64? ]
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} cleave
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[ <direct-section_64-array> ]
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[ <direct-section-array> ] if ;
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: sections-array ( segment-commands -- sections-array )
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[
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dup first segment_command_64?
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[ section_64 ] [ section ] if <struct> ,
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segment-commands [ segment-sections [ , ] each ] each
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] { } make ;
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: symbols ( mach-header symtab-command -- symbols string-table )
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[ symoff>> swap >c-ptr <displaced-alien> ]
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[ nsyms>> swap 64-bit?
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[ <direct-nlist_64-array> ]
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[ <direct-nlist-array> ] if ]
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[ stroff>> swap >c-ptr <displaced-alien> ] 2tri ;
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: symbol-name ( symbol string-table -- name )
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[ n_strx>> ] dip <displaced-alien> ascii alien>string ;
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: with-mapped-macho ( path quot -- )
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'[
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address>> macho-header @
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] with-mapped-file ; inline
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: macho-nm ( path -- )
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[| macho |
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macho load-commands segment-commands sections-array :> sections
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macho load-commands symtab-commands [| symtab |
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macho symtab symbols [
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[ drop n_value>> "%016x " printf ]
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[ drop n_sect>> sections nth sectname>>
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read-array-string "%-16s" printf ]
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[ symbol-name "%s\n" printf ] 2tri
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] curry each
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] each
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] with-mapped-macho ;
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