;===============================================================================
;Program : w64g03
;Version : 0.0.1
;Author  : Yeoh HS
;Date    : 7 January 2018
;Purpose : A Win64 console program that uses gets_s and printf
;fasmg   : i17sx
;===============================================================================
include 'format/format.inc'

format PE64 Console
entry start

section '.text' code readable executable

  start:
        sub         rsp,8*5
    
        lea     rdx, [Prompt]
        lea     rcx, [FormatString]
        call    [printf]
    
        mov     rdx, 80
        lea     rcx, [UserInput]
        call    [gets_s]

        lea     rdx, [UserInput]
        lea     rcx, [Welcome]
        call    [printf]    
    
        xor     ecx, ecx
        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 msvcrt_name,RVA msvcrt_table
  dd 0,0,0,0,0

  kernel_table:
    ExitProcess dq RVA _ExitProcess
    dq 0
  
  msvcrt_table:
    printf         dq RVA _printf
    gets_s       dq RVA _gets_s
    dq 0
    
  kernel_name db 'Kernel32.dll',0
  msvcrt_name db 'msvcr100.dll',0
  
  _ExitProcess dw 0
    db 'ExitProcess',0
  _printf dw 0
    db 'printf',0
  _gets_s dw 0
    db 'gets_s',0