154 lines
4.2 KiB
Factor
154 lines
4.2 KiB
Factor
! Copyright (C) 2008, 2010 Slava Pestov, Jorge Acereda Macia.
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! See http://factorcode.org/license.txt for BSD license.
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USING: tools.disassembler namespaces combinators alien
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alien.syntax alien.c-types lexer parser kernel sequences layouts
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math math.order alien.libraries math.parser system make fry
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arrays libc destructors tools.memory tools.disassembler.utils
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tools.disassembler.private splitting alien.data classes.struct ;
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IN: tools.disassembler.udis
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<<
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"libudis86" {
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{ [ os macosx? ] [ "libudis86.0.dylib" ] }
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{ [ os unix? ] [ "libudis86.so.0" ] }
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{ [ os windows? ] [ "libudis86.dll" ] }
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} cond cdecl add-library
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>>
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LIBRARY: libudis86
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STRUCT: ud_operand
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{ type int }
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{ size uchar }
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{ lval ulonglong }
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{ base int }
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{ index int }
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{ offset uchar }
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{ scale uchar } ;
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STRUCT: ud
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{ inp_hook void* }
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{ inp_curr uchar }
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{ inp_fill uchar }
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{ inp_file void* }
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{ inp_ctr uchar }
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{ inp_buff c-string }
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{ inp_buff_end c-string }
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{ inp_end uchar }
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{ translator void* }
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{ insn_offset ulonglong }
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{ insn_hexcode char[32] }
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{ insn_buffer char[64] }
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{ insn_fill uint }
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{ dis_mode uchar }
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{ pc ulonglong }
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{ vendor uchar }
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{ mapen void* }
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{ mnemonic int }
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{ operand ud_operand[3] }
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{ error uchar }
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{ pfx_rex uchar }
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{ pfx_seg uchar }
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{ pfx_opr uchar }
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{ pfx_adr uchar }
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{ pfx_lock uchar }
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{ pfx_rep uchar }
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{ pfx_repe uchar }
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{ pfx_repne uchar }
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{ pfx_insn uchar }
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{ default64 uchar }
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{ opr_mode uchar }
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{ adr_mode uchar }
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{ br_far uchar }
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{ br_near uchar }
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{ implicit_addr uchar }
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{ c1 uchar }
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{ c2 uchar }
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{ c3 uchar }
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{ inp_cache uchar[256] }
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{ inp_sess uchar[64] }
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{ have_modrm uchar }
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{ modrm uchar }
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{ user_opaque_data void* }
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{ itab_entry void* }
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{ le void* } ;
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FUNCTION: void ud_translate_intel ( ud* u ) ;
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FUNCTION: void ud_translate_att ( ud* u ) ;
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: UD_SYN_INTEL ( -- addr ) &: ud_translate_intel ; inline
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: UD_SYN_ATT ( -- addr ) &: ud_translate_att ; inline
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CONSTANT: UD_EOI -1
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CONSTANT: UD_INP_CACHE_SZ 32
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CONSTANT: UD_VENDOR_AMD 0
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CONSTANT: UD_VENDOR_INTEL 1
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FUNCTION: void ud_init ( ud* u ) ;
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FUNCTION: void ud_set_mode ( ud* u, uchar mode ) ;
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FUNCTION: void ud_set_pc ( ud* u, ulonglong pc ) ;
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FUNCTION: void ud_set_input_buffer ( ud* u, c-string offset, size_t size ) ;
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FUNCTION: void ud_set_vendor ( ud* u, uint vendor ) ;
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FUNCTION: void ud_set_syntax ( ud* u, void* syntax ) ;
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FUNCTION: void ud_input_skip ( ud* u, size_t size ) ;
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FUNCTION: int ud_input_end ( ud* u ) ;
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FUNCTION: uint ud_decode ( ud* u ) ;
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FUNCTION: uint ud_disassemble ( ud* u ) ;
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FUNCTION: c-string ud_insn_asm ( ud* u ) ;
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FUNCTION: void* ud_insn_ptr ( ud* u ) ;
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FUNCTION: ulonglong ud_insn_off ( ud* u ) ;
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FUNCTION: c-string ud_insn_hex ( ud* u ) ;
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FUNCTION: uint ud_insn_len ( ud* u ) ;
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FUNCTION: c-string ud_lookup_mnemonic ( int c ) ;
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: <ud> ( -- ud )
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ud malloc-struct &free
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dup ud_init
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dup cell-bits ud_set_mode
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dup UD_SYN_INTEL ud_set_syntax ;
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: with-ud ( ..a quot: ( ..a ud -- ..b ) -- ..b )
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[ [ [ <ud> ] dip call ] with-destructors ] with-code-blocks ; inline
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SINGLETON: udis-disassembler
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: buf/len ( from to -- buf len ) [ drop <alien> ] [ swap - ] 2bi ;
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: resolve-call ( str -- str' ) "0x" split1-last [ resolve-xt append ] when* ;
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: format-disassembly ( lines -- lines' )
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dup [ second length ] [ max ] map-reduce
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'[
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[
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[ first >hex cell 2 * CHAR: 0 pad-head % ": " % ]
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[ second _ CHAR: \s pad-tail % " " % ]
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[ third resolve-call % ]
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tri
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] "" make
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] map ;
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: (disassemble) ( ud -- lines )
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[
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dup '[
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_ ud_disassemble 0 =
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[ f ] [
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_
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[ ud_insn_off ]
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[ ud_insn_hex ]
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[ ud_insn_asm ]
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tri 3array , t
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] if
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] loop
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] { } make ;
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M: udis-disassembler disassemble* ( from to -- buffer )
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'[
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_ _
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[ drop ud_set_pc ]
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[ buf/len ud_set_input_buffer ]
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[ 2drop (disassemble) format-disassembly ]
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3tri
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] with-ud ;
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udis-disassembler disassembler-backend set-global
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