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flat assembler > Windows > [fasmg] w32g02.asm, uses printf

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yeohhs



Joined: 19 Jan 2004
Posts: 170
Location: N 5.43564° E 100.3091°
Code:
;===============================================================================
;Program : w32g02
;Version : 0.0.1
;Author  : Yeoh HS
;Date    : 6 January 2018
;Purpose : a Win32 console program. Use printf from msvcrt.dll
;fasmg   : i17sx
;===============================================================================
include 'format/format.inc'

format PE Console
entry start

section '.text' code readable executable

  start:
    push    Message
    push    FormatString
    call    [printf]
    
        push    0
        call    [ExitProcess]

section '.data' data readable writeable
  FormatString db '%s',0
  Message db 'With printf function, fasmg says, "Hello World!"',0

section '.idata' import data readable writeable

  dd 0,0,0,RVA kernel_name,RVA kernel_table
  dd 0,0,0,RVA user_name,RVA user_table
  dd 0,0,0,RVA msvcrt_name,RVA msvcrt_table
  dd 0,0,0,0,0

  kernel_table:
    ExitProcess dd RVA _ExitProcess
    dd 0
  user_table:
    MessageBoxA dd RVA _MessageBoxA
    dd 0
  msvcrt_table:
    printf dd RVA _printf
    dd 0
    
  kernel_name db 'Kernel32.dll',0
  user_name db 'User32.dll',0
  msvcrt_name db 'msvcrt.dll',0
  
  _ExitProcess dw 0
    db 'ExitProcess',0
  _MessageBoxA dw 0
    db 'MessageBoxA',0
  _printf dw 0
    db 'printf',0

section '.reloc' fixups data readable discardable       ; needed for Win32s
    

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Post 10 Jan 2018, 09:02
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