rcore-tutorial/user/src/file.rs
2023-01-13 08:55:42 +08:00

30 lines
No EOL
623 B
Rust

use super::*;
bitflags! {
pub struct OpenFlags: u32 {
const RDONLY = 0;
const WRONLY = 1 << 0;
const RDWR = 1 << 1;
const CREATE = 1 << 9;
const TRUNC = 1 << 10;
}
}
pub fn dup(fd: usize) -> isize {
sys_dup(fd)
}
pub fn open(path: &str, flags: OpenFlags) -> isize {
sys_open(path, flags.bits)
}
pub fn close(fd: usize) -> isize {
sys_close(fd)
}
pub fn pipe(pipe_fd: &mut [usize]) -> isize {
sys_pipe(pipe_fd)
}
pub fn read(fd: usize, buf: &mut [u8]) -> isize {
sys_read(fd, buf)
}
pub fn write(fd: usize, buf: &[u8]) -> isize {
sys_write(fd, buf)
}