Paul Sajna
56 lines
1.1 KiB
Rust
56 lines
1.1 KiB
Rust
use types::*;
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const AT_FDCWD: c_int = -100;
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pub fn chdir(path: *const c_char) -> c_int {
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unsafe {
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syscall!(CHDIR, path) as c_int
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}
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}
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pub fn close(fildes: c_int) -> c_int {
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unsafe {
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syscall!(CLOSE, fildes) as c_int
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}
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}
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pub fn dup(fildes: c_int) -> c_int {
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unsafe {
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syscall!(DUP, fildes) as c_int
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}
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}
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pub fn dup2(fildes: c_int, fildes2:c_int) -> c_int {
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unsafe {
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syscall!(DUP2, fildes, fildes2) as c_int
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}
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}
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pub fn exit(status: c_int) -> ! {
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unsafe {
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syscall!(EXIT, status);
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}
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loop {}
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}
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#[cfg(target_arch = "x86_64")]
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pub fn open(path: *const c_char, oflag: c_int, mode: mode_t) -> c_int {
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unsafe {
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syscall!(OPEN, path, oflag, mode) as c_int
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}
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}
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#[cfg(target_arch = "aarch64")]
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pub fn open(path: *const c_char, oflag: c_int, mode: mode_t) -> c_int {
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unsafe {
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syscall!(OPENAT, AT_FDCWD, path, oflag, mode) as c_int
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}
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}
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pub fn write(fildes: c_int, buf: &[u8]) -> ssize_t {
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unsafe {
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syscall!(WRITE, fildes, buf.as_ptr(), buf.len()) as ssize_t
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}
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}
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