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Pipe OK.

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This commit is contained in:
Yifan Wu 2020-12-14 16:18:33 +08:00
parent e93a4a0b76
commit 2d34cab989
14 changed files with 218 additions and 18 deletions
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4
os/src/syscall/mod.rs
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@ -1,3 +1,5 @@
const SYSCALL_CLOSE: usize = 57;
const SYSCALL_PIPE: usize = 59;
const SYSCALL_READ: usize = 63;
const SYSCALL_WRITE: usize = 64;
const SYSCALL_EXIT: usize = 93;
@ -16,6 +18,8 @@ use process::*;
pub fn syscall(syscall_id: usize, args: [usize; 3]) -> isize {
match syscall_id {
SYSCALL_CLOSE => sys_close(args[0]),
SYSCALL_PIPE => sys_pipe(args[0] as *mut usize),
SYSCALL_READ => sys_read(args[0], args[1] as *const u8, args[2]),
SYSCALL_WRITE => sys_write(args[0], args[1] as *const u8, args[2]),
SYSCALL_EXIT => sys_exit(args[0] as i32),