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flat assembler > Windows > [fasmg] w32g03.asm, uses gets_s and printf

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yeohhs



Joined: 19 Jan 2004
Posts: 171
Location: N 5.43564° E 100.3091°
Code:
;===============================================================================
;Program : w32g03
;Version : 0.0.1
;Author  : Yeoh HS
;Date    : 6 January 2018
;Purpose : A Win32 console program that uses gets_s and printf
;fasmg   : i17sx
;===============================================================================
include 'format/format.inc'

format PE Console
entry start

section '.text' code readable executable

  start:
    push    Prompt
    push    FormatString
    call    [printf]
    
    push    80
    push    UserInput 
    call    [gets_s]
        
    push    UserInput
    push    Welcome
    call    [printf]
    
    push        0
    call        [ExitProcess]

section '.data' data readable writeable
  FormatString db '%s',0
  Prompt       db 'Enter a string and press Enter: ',0
  Welcome      db 'You entered: %s',0
  UserInput    rb 80
  
;-------------------------------------------------------------------------------
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
    gets_s   dd RVA _gets_s
    dd 0
    
  kernel_name db 'Kernel32.dll',0
  user_name db 'User32.dll',0
  msvcrt_name db 'msvcr100.dll',0
  
  _ExitProcess dw 0
    db 'ExitProcess',0
  _MessageBoxA dw 0
    db 'MessageBoxA',0
  _printf dw 0
    db 'printf',0
  _gets_s dw 0
    db  'gets_s',0
    
;-------------------------------------------------------------------------------    
section '.reloc' fixups data readable discardable       ; needed for Win32s
    

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Post 12 Jan 2018, 12:02
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