--- /dev/null
+! Copyright (C) 2010 Erik Charlebois.
+! See http://factorcode.org/license.txt for BSD license.
+USING: accessors byte-arrays elf kernel sequences tools.test ;
+IN: elf.tests
+
+{
+ {
+ ""
+ ".interp"
+ ".note.ABI-tag"
+ ".note.gnu.build-id"
+ ".hash"
+ ".gnu.hash"
+ ".dynsym"
+ ".dynstr"
+ ".gnu.version"
+ ".gnu.version_r"
+ ".rela.dyn"
+ ".rela.plt"
+ ".init"
+ ".plt"
+ ".text"
+ ".fini"
+ ".rodata"
+ ".eh_frame_hdr"
+ ".eh_frame"
+ ".ctors"
+ ".dtors"
+ ".jcr"
+ ".dynamic"
+ ".got"
+ ".got.plt"
+ ".data"
+ ".bss"
+ ".comment"
+ ".debug_aranges"
+ ".debug_pubnames"
+ ".debug_info"
+ ".debug_abbrev"
+ ".debug_line"
+ ".debug_str"
+ ".shstrtab"
+ ".symtab"
+ ".strtab"
+ }
+}
+[
+ "resource:extra/elf/a.out" [
+ sections [ name>> ] map
+ ] with-mapped-elf
+]
+unit-test
+
+{
+ {
+ ".interp"
+ ".note.ABI-tag"
+ ".note.gnu.build-id"
+ ".hash"
+ ".gnu.hash"
+ ".dynsym"
+ ".dynstr"
+ ".gnu.version"
+ ".gnu.version_r"
+ ".rela.dyn"
+ ".rela.plt"
+ ".init"
+ ".plt"
+ ".text"
+ ".fini"
+ ".rodata"
+ ".eh_frame_hdr"
+ ".eh_frame"
+ }
+}
+[
+ "resource:extra/elf/a.out" [
+ segments [ program-header>> p_type>> PT_LOAD = ] find nip
+ sections [ name>> ] map
+ ] with-mapped-elf
+]
+unit-test
+
+{
+ {
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ ""
+ "init.c"
+ "call_gmon_start"
+ "crtstuff.c"
+ "__CTOR_LIST__"
+ "__DTOR_LIST__"
+ "__JCR_LIST__"
+ "__do_global_dtors_aux"
+ "completed.7342"
+ "dtor_idx.7344"
+ "frame_dummy"
+ "crtstuff.c"
+ "__CTOR_END__"
+ "__FRAME_END__"
+ "__JCR_END__"
+ "__do_global_ctors_aux"
+ "test.c"
+ "_GLOBAL_OFFSET_TABLE_"
+ "__init_array_end"
+ "__init_array_start"
+ "_DYNAMIC"
+ "data_start"
+ "printf@@GLIBC_2.2.5"
+ "__libc_csu_fini"
+ "_start"
+ "__gmon_start__"
+ "_Jv_RegisterClasses"
+ "_fini"
+ "__libc_start_main@@GLIBC_2.2.5"
+ "_IO_stdin_used"
+ "__data_start"
+ "__dso_handle"
+ "__DTOR_END__"
+ "__libc_csu_init"
+ "__bss_start"
+ "_end"
+ "_edata"
+ "main"
+ "_init"
+ }
+}
+[
+ "resource:extra/elf/a.out" [
+ sections ".symtab" find-section symbols
+ [ name>> ] map
+ ] with-mapped-elf
+]
+unit-test
+
+{
+ B{
+ 85 72 137 229 184 44 6 64 0 72 137 199 184 0 0 0 0 232 222
+ 254 255 255 201 195
+ }
+}
+[
+ "resource:extra/elf/a.out" [
+ sections ".symtab" "main" find-section-symbol
+ symbol-data >byte-array
+ ] with-mapped-elf
+]
+unit-test
! Copyright (C) 2010 Erik Charlebois.
! See http://factorcode.org/license.txt for BSD license.
USING: accessors alien alien.c-types alien.strings alien.syntax arrays
-classes.struct fry io.encodings.ascii kernel locals math
+classes.struct fry io.encodings.ascii io.mmap kernel locals math
math.intervals sequences specialized-arrays strings typed ;
IN: elf
symbol sym>> st_size>> <direct-uchar-array> ;
: find-section ( sections name -- section/f )
- '[ name>> _ = ] find nip ;
+ '[ name>> _ = ] find nip ; inline
+
+: find-symbol ( symbols name -- symbol/f )
+ '[ name>> _ = ] find nip ; inline
+
+: find-section-symbol ( sections section symbol -- symbol/f )
+ [ find-section ] dip over [
+ [ symbols ] dip find-symbol ] [ 2drop f ] if ;
+
+: with-mapped-elf ( path quot -- )
+ '[
+ address>> <elf> @
+ ] with-mapped-file ; inline
{ $description "Prints the value, section and name of the given symbol." } ;
ARTICLE: "elf.nm" "ELF nm"
-{ $description "Utility to print the values, sections and names of the symbols in a given ELF file. In an ELF executable or shared library, the symbol values are typically their virtual addresses. In a relocatable ELF object, they are section-relative offsets." }
+"The " { $vocab-link "elf.nm" } " vocab prints the values, sections and names of the symbols in a given ELF file. In an ELF executable or shared library, the symbol values are typically their virtual addresses. In a relocatable ELF object, they are section-relative offsets."
;
ABOUT: "elf.nm"
--- /dev/null
+! Copyright (C) 2010 Erik Charlebois.
+! See http://factorcode.org/license.txt for BSD license.
+USING: elf.nm io io.streams.string kernel multiline strings tools.test
+literals ;
+IN: elf.nm.tests
+
+STRING: validation-output
+0000000000000000 absolute init.c
+0000000004195436 .text call_gmon_start
+0000000000000000 absolute crtstuff.c
+0000000006295064 .ctors __CTOR_LIST__
+0000000006295080 .dtors __DTOR_LIST__
+0000000006295096 .jcr __JCR_LIST__
+0000000004195472 .text __do_global_dtors_aux
+0000000006295584 .bss completed.7342
+0000000006295592 .bss dtor_idx.7344
+0000000004195584 .text frame_dummy
+0000000000000000 absolute crtstuff.c
+0000000006295072 .ctors __CTOR_END__
+0000000004196056 .eh_frame __FRAME_END__
+0000000006295096 .jcr __JCR_END__
+0000000004195808 .text __do_global_ctors_aux
+0000000000000000 absolute test.c
+0000000006295528 .got.plt _GLOBAL_OFFSET_TABLE_
+0000000006295060 .ctors __init_array_end
+0000000006295060 .ctors __init_array_start
+0000000006295104 .dynamic _DYNAMIC
+0000000006295568 .data data_start
+0000000000000000 undefined printf@@GLIBC_2.2.5
+0000000004195648 .text __libc_csu_fini
+0000000004195392 .text _start
+0000000000000000 undefined __gmon_start__
+0000000000000000 undefined _Jv_RegisterClasses
+0000000004195864 .fini _fini
+0000000000000000 undefined __libc_start_main@@GLIBC_2.2.5
+0000000004195880 .rodata _IO_stdin_used
+0000000006295568 .data __data_start
+0000000006295576 .data __dso_handle
+0000000006295088 .dtors __DTOR_END__
+0000000004195664 .text __libc_csu_init
+0000000006295584 absolute __bss_start
+0000000006295600 absolute _end
+0000000006295584 absolute _edata
+0000000004195620 .text main
+0000000004195312 .init _init
+
+;
+
+{ $ validation-output }
+[ <string-writer> dup [ "resource:extra/elf/a.out" nm ] with-output-stream >string ]
+unit-test
: nm ( path -- )
[
- address>> <elf> sections
- dup ".symtab" find-section
+ sections dup ".symtab" find-section
symbols [ name>> empty? not ] filter
[ print-symbol ] with each
- ] with-mapped-file ;
+ ] with-mapped-elf ;
projects / factor.git / commitdiff