Keygenme1.asm

BITS 32

EXTERN puts
EXTERN atoi
EXTERN strlen

SECTION .data
    goodboy     db  "Bravo tu as reussis ! code un keygen pour sakiir.. il sera content", 0
    badboy      db  "Mauvais Serial...THE GAME...ASM Keygenme by sakiir", 0
    opt     db  "Usage : ./keygenme <user> <serial>", 0

SECTION .text
    GLOBAL main

main:
    pop ecx
    pop ecx
    mov eax, ecx
    pop ecx
    mov ebx, [ecx+4]
    cmp eax, 3
    jne usage
    xor ecx, ecx
    xor eax, eax
    xor edx, edx
    jmp generate
usage:
    push opt
    call puts
    call exit
generate:
    mov al, [ebx+edx]
    cmp eax, 0
    je end
    add edx, 1
    xor ecx, eax
    jmp generate
end:
    push ebx
    mov esi, ecx
    call strlen
    add ebx, eax
    add ebx, 1
    push ebx
    call atoi
    cmp eax, esi
    jne bad
    jmp good
good:
    push goodboy
    call puts
    jmp exit

bad:
    push badboy
    call puts
    jmp exit

exit:
    mov eax, 1
    mov ebx, 1
    int 0x80