diff options
Diffstat (limited to 'src/c_bsdsetsid.S')
| -rw-r--r-- | src/c_bsdsetsid.S | 49 |
1 files changed, 29 insertions, 20 deletions
diff --git a/src/c_bsdsetsid.S b/src/c_bsdsetsid.S index 73ab582..810fe8c 100644 --- a/src/c_bsdsetsid.S +++ b/src/c_bsdsetsid.S @@ -1,28 +1,37 @@ .text -.extern u_strlen -.globl main +.extern u_strlen +.extern u_pout +.extern u_perr +.globl main main: xorq %rcx, %rcx - movq (%rsi, %rcx, 8), %rsi - movq %rsi, %rdi - callq u_strlen - movq $0x1, %rdi - movq %rax, %rdx - xorq %rax, %rax - movb $0x4, %al - syscall - movq $0x1, %rdi - leaq nl, %rsi - movq $0x1, %rdx - xorq %rax, %rax - movq $0x4, %rax - syscall - xorq %rax, %rax - xorq %rax, %rax + callq c_push + movq (%rsi, %rcx, 8), %rdi + callq u_pout + callq c_pop + inc %rcx + callq c_push + movq (%rsi, %rcx, 8), %rdi + callq u_pout + callq c_pop xorq %rdi, %rdi - movb $0x1, %al + xorq %rax, %rax + movb $0x1, %al # SYS_exit syscall +c_push: + movq %rdx, %r8 + movq %rsi, %r9 + movq %rdi, %r10 + retq + +c_pop: + movq %r8, %rdi + movq %r9, %rsi + movq %r10, %rdx + retq + .data - nl: .asciz "\n" +nl: .asciz "\n" +asd: .asciz "hey\n" |