macros.s

   1 ; See LICENSE file for copyright and license details.
   2
   3 %ifndef MACROS_S
   4 %define MACROS_S
   5
   6 %define EXIT_SUCCESS 0
   7 %define EXIT_FAILURE 1
   8 %define STDOUT 1
   9 %define STDERR 2
  10
  11 section .rodata
  12         failure_msg: db  0x5b, 0x1b, 0x5b, 0x33, 0x31, 0x6d, 0x46\
  13                          0x41, 0x49, 0x4c, 0x45, 0x44, 0x1b, 0x5b\
  14                          0x30, 0x6d, 0x5d, 0x20, 0x00
  15         failure_msglen: equ $ - failure_msg
  16         julian_msg: db "Julian must be greader than offset.", 10, 0
  17         julian_msglen: equ $ - julian_msg
  18
  19 %macro CHECK_OPENBSD 0
  20 %ifdef OpenBSD
  21 section .note.openbsd.ident note
  22         dd 8, 4, 1
  23         db "OpenBSD", 0
  24         dd 0
  25 %endif
  26 %endmacro
  27
  28 %macro EEXIT 1
  29         mov rax, SYS_exit
  30         mov rdi, %1
  31         syscall
  32 %endmacro
  33
  34 %macro FAIL_MSG 0
  35         mov rax, SYS_write
  36         mov rdi, STDERR
  37         mov rsi, failure_msg
  38         mov rdx, failure_msglen
  39         syscall
  40 %endmacro
  41
  42 %macro FAILJULIAN 0
  43         FAIL_MSG
  44         mov rax, SYS_write
  45         mov rdi, STDERR
  46         mov rsi, julian_msg
  47         mov rdx, julian_msglen
  48         syscall
  49         EEXIT EXIT_FAILURE
  50 %endmacro
  51
  52 %endif ;MACROS_S