| use super::error::{Error, Result}; |
| |
| pub unsafe fn syscall0(mut a: usize) -> Result<usize> { |
| asm!("int 0x80" |
| : "={eax}"(a) |
| : "{eax}"(a) |
| : "memory" |
| : "intel", "volatile"); |
| |
| Error::demux(a) |
| } |
| |
| pub unsafe fn syscall1(mut a: usize, b: usize) -> Result<usize> { |
| asm!("int 0x80" |
| : "={eax}"(a) |
| : "{eax}"(a), "{ebx}"(b) |
| : "memory" |
| : "intel", "volatile"); |
| |
| Error::demux(a) |
| } |
| |
| // Clobbers all registers - special for clone |
| pub unsafe fn syscall1_clobber(mut a: usize, b: usize) -> Result<usize> { |
| asm!("int 0x80" |
| : "={eax}"(a) |
| : "{eax}"(a), "{ebx}"(b) |
| : "memory", "ebx", "ecx", "edx", "esi", "edi" |
| : "intel", "volatile"); |
| |
| Error::demux(a) |
| } |
| |
| pub unsafe fn syscall2(mut a: usize, b: usize, c: usize) -> Result<usize> { |
| asm!("int 0x80" |
| : "={eax}"(a) |
| : "{eax}"(a), "{ebx}"(b), "{ecx}"(c) |
| : "memory" |
| : "intel", "volatile"); |
| |
| Error::demux(a) |
| } |
| |
| pub unsafe fn syscall3(mut a: usize, b: usize, c: usize, d: usize) -> Result<usize> { |
| asm!("int 0x80" |
| : "={eax}"(a) |
| : "{eax}"(a), "{ebx}"(b), "{ecx}"(c), "{edx}"(d) |
| : "memory" |
| : "intel", "volatile"); |
| |
| Error::demux(a) |
| } |
| |
| pub unsafe fn syscall4(mut a: usize, b: usize, c: usize, d: usize, e: usize) -> Result<usize> { |
| asm!("int 0x80" |
| : "={eax}"(a) |
| : "{eax}"(a), "{ebx}"(b), "{ecx}"(c), "{edx}"(d), "{esi}"(e) |
| : "memory" |
| : "intel", "volatile"); |
| |
| Error::demux(a) |
| } |
| |
| pub unsafe fn syscall5(mut a: usize, b: usize, c: usize, d: usize, e: usize, f: usize) |
| -> Result<usize> { |
| asm!("int 0x80" |
| : "={eax}"(a) |
| : "{eax}"(a), "{ebx}"(b), "{ecx}"(c), "{edx}"(d), "{esi}"(e), "{edi}"(f) |
| : "memory" |
| : "intel", "volatile"); |
| |
| Error::demux(a) |
| } |