factor/basis/tools/disassembler/udis/udis.factor

92 lines
2.6 KiB
Factor

! Copyright (C) 2008 Slava Pestov, Jorge Acereda Macia.
! See http://factorcode.org/license.txt for BSD license.
USING: tools.disassembler namespaces combinators
alien alien.syntax alien.c-types lexer parser kernel
sequences layouts math math.order
math.parser system make fry arrays ;
IN: tools.disassembler.udis
<<
"libudis86" {
{ [ os macosx? ] [ "libudis86.0.dylib" ] }
{ [ os unix? ] [ "libudis86.so.0" ] }
{ [ os winnt? ] [ "libudis86.dll" ] }
} cond "cdecl" add-library
>>
LIBRARY: libudis86
TYPEDEF: char[592] ud
FUNCTION: void ud_translate_intel ( ud* u ) ;
FUNCTION: void ud_translate_att ( ud* u ) ;
: UD_SYN_INTEL ( -- addr ) &: ud_translate_intel ; inline
: UD_SYN_ATT ( -- addr ) &: ud_translate_att ; inline
: UD_EOI -1 ; inline
: UD_INP_CACHE_SZ 32 ; inline
: UD_VENDOR_AMD 0 ; inline
: UD_VENDOR_INTEL 1 ; inline
FUNCTION: void ud_init ( ud* u ) ;
FUNCTION: void ud_set_mode ( ud* u, uint8_t mode ) ;
FUNCTION: void ud_set_pc ( ud* u, ulonglong pc ) ;
FUNCTION: void ud_set_input_buffer ( ud* u, uint8_t* offset, size_t size ) ;
FUNCTION: void ud_set_vendor ( ud* u, uint vendor ) ;
FUNCTION: void ud_set_syntax ( ud* u, void* syntax ) ;
FUNCTION: void ud_input_skip ( ud* u, size_t size ) ;
FUNCTION: int ud_input_end ( ud* u ) ;
FUNCTION: uint ud_decode ( ud* u ) ;
FUNCTION: uint ud_disassemble ( ud* u ) ;
FUNCTION: char* ud_insn_asm ( ud* u ) ;
FUNCTION: void* ud_insn_ptr ( ud* u ) ;
FUNCTION: ulonglong ud_insn_off ( ud* u ) ;
FUNCTION: char* ud_insn_hex ( ud* u ) ;
FUNCTION: uint ud_insn_len ( ud* u ) ;
FUNCTION: char* ud_lookup_mnemonic ( int c ) ;
: <ud> ( -- ud )
"ud" <c-object>
dup ud_init
dup cell-bits ud_set_mode
dup UD_SYN_INTEL ud_set_syntax ;
SINGLETON: udis-disassembler
: buf/len ( from to -- buf len ) [ drop <alien> ] [ swap - ] 2bi ;
: format-disassembly ( lines -- lines' )
dup [ second length ] [ max ] map-reduce
'[
[
[ first >hex cell 2 * CHAR: 0 pad-head % ": " % ]
[ second _ CHAR: \s pad-tail % " " % ]
[ third % ]
tri
] "" make
] map ;
: (disassemble) ( ud -- lines )
[
dup '[
_ ud_disassemble 0 =
[ f ] [
_
[ ud_insn_off ]
[ ud_insn_hex ]
[ ud_insn_asm ]
tri 3array , t
] if
] loop
] { } make ;
M: udis-disassembler disassemble* ( from to -- buffer )
[ <ud> ] 2dip {
[ drop ud_set_pc ]
[ buf/len ud_set_input_buffer ]
[ 2drop (disassemble) format-disassembly ]
} 3cleave ;
udis-disassembler disassembler-backend set-global