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.intel_syntax noprefix
.global write
.global read
.global open
.global close
.global fork
.global real_waitid
.global execve
.global pause
.global mknod
.global dup2
.global chdir
.global mount
.global exit
write:
mov rax, 1
syscall
ret
read:
mov rax, 0 # syscall number for read
mov rdi, rdi # file descriptor (already in rdi)
mov rsi, rsi # buffer pointer (already in rsi)
mov rdx, rdx # size (already in rdx)
syscall
ret
open:
mov rax, 2
syscall
ret
close:
mov rax, 3
syscall
ret
fork:
mov rax, 57
syscall
ret
real_waitid:
mov rax, 247
mov r10, rcx
syscall
ret
execve:
mov rax, 59
syscall
pause:
mov rax, 34
syscall
mknod:
mov rax, 133
syscall
dup2:
mov rax, 33
syscall
chdir:
mov rax, 80
syscall
mount:
mov rax, 165
mov r10, rcx
syscall
exit:
mov rax, 60
syscall
ret
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