rng.asm

; $ nasm -f macho rng.asm && ld -macosx_version_min 10.7 -e _main -lc -o rng rng.o && ./rng

BITS 32

%define sys_exit  1
%define EXIT_SUCCESS 0

; ----------------------------------------

section .text
		global _main
		extern _printf
		extern _arc4random

; ----------------------------------------

section .data
		format db "%d", 0xA, 0

; ----------------------------------------

_main:
		sub esp, 8
		xor ecx, ecx

	top:
		mov [esp+8], ecx

		call _arc4random
		xor edx, edx
		mov ecx, 35
		div ecx
		add edx, 15
		mov [esp+4], edx
		mov [esp], dword format
		call _printf

		mov ecx, [esp+8]
		inc ecx
		cmp ecx, 10
		jne top

	bottom:
		add esp, 8

		push dword EXIT_SUCCESS
		mov eax, sys_exit
		int 0x80

ret