Jika/redox-syscall
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Add fcntl

Browse Source
This commit is contained in:
Jeremy Soller
2016-11-14 12:14:19 -07:00
parent 07b50b1a81
commit f48cbf22f3
5 changed files with 23 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
Cargo.toml
View File

@@ -1,6 +1,6 @@
[package]
name = "redox_syscall"
version = "0.1.1"
version = "0.1.2"
description = "A Rust library to access raw Redox system calls"
license = "MIT"
authors = ["Jeremy Soller <jackpot51@gmail.com>"]

5
src/call.rs
View File

@@ -67,6 +67,11 @@ pub fn exit(status: usize) -> Result<usize> {
unsafe { syscall1(SYS_EXIT, status) }
}
/// Register a file for event-based I/O
pub fn fcntl(fd: usize, cmd: usize, arg: usize) -> Result<usize> {
unsafe { syscall3(SYS_FCNTL, fd, cmd, arg) }
}
/// Register a file for event-based I/O
pub fn fevent(fd: usize, flags: usize) -> Result<usize> {
unsafe { syscall2(SYS_FEVENT, fd, flags) }

3
src/flag.rs
View File

@@ -19,6 +19,9 @@ pub const EVENT_NONE: usize = 0;
pub const EVENT_READ: usize = 1;
pub const EVENT_WRITE: usize = 2;
pub const F_GETFL: usize = 1;
pub const F_SETFL: usize = 2;
pub const FUTEX_WAIT: usize = 0;
pub const FUTEX_WAKE: usize = 1;
pub const FUTEX_REQUEUE: usize = 2;

3
src/number.rs
View File

@@ -20,10 +20,11 @@ pub const SYS_CLOSE: usize = SYS_CLASS_FILE | 6;
pub const SYS_DUP: usize = SYS_CLASS_FILE | SYS_RET_FILE | 41;
pub const SYS_READ: usize = SYS_CLASS_FILE | SYS_ARG_MSLICE | 3;
pub const SYS_WRITE: usize = SYS_CLASS_FILE | SYS_ARG_SLICE | 4;
pub const SYS_LSEEK: usize = SYS_CLASS_FILE | 19;
pub const SYS_FCNTL: usize = SYS_CLASS_FILE | 55;
pub const SYS_FEVENT: usize = SYS_CLASS_FILE | 927;
pub const SYS_FMAP: usize = SYS_CLASS_FILE | 90;
pub const SYS_FUNMAP: usize = SYS_CLASS_FILE | 91;
pub const SYS_LSEEK: usize = SYS_CLASS_FILE | 19;
pub const SYS_FPATH: usize = SYS_CLASS_FILE | SYS_ARG_MSLICE | 928;
pub const SYS_FSTAT: usize = SYS_CLASS_FILE | SYS_ARG_MSLICE | 28;
pub const SYS_FSYNC: usize = SYS_CLASS_FILE | 118;

12
src/scheme.rs
View File

@@ -14,6 +14,7 @@ pub trait Scheme {
SYS_READ => self.read(packet.b, unsafe { slice::from_raw_parts_mut(packet.c as *mut u8, packet.d) }),
SYS_WRITE => self.write(packet.b, unsafe { slice::from_raw_parts(packet.c as *const u8, packet.d) }),
SYS_LSEEK => self.seek(packet.b, packet.c, packet.d),
SYS_FCNTL => self.fcntl(packet.b, packet.c, packet.d),
SYS_FEVENT => self.fevent(packet.b, packet.c),
SYS_FMAP => self.fmap(packet.b, packet.c, packet.d),
SYS_FPATH => self.fpath(packet.b, unsafe { slice::from_raw_parts_mut(packet.c as *mut u8, packet.d) }),
@@ -69,6 +70,11 @@ pub trait Scheme {
Err(Error::new(EBADF))
}
#[allow(unused_variables)]
fn fcntl(&self, id: usize, cmd: usize, arg: usize) -> Result<usize> {
Err(Error::new(EBADF))
}
#[allow(unused_variables)]
fn fevent(&self, id: usize, flags: usize) -> Result<usize> {
Err(Error::new(EBADF))
@@ -117,6 +123,7 @@ pub trait SchemeMut {
SYS_READ => self.read(packet.b, unsafe { slice::from_raw_parts_mut(packet.c as *mut u8, packet.d) }),
SYS_WRITE => self.write(packet.b, unsafe { slice::from_raw_parts(packet.c as *const u8, packet.d) }),
SYS_LSEEK => self.seek(packet.b, packet.c, packet.d),
SYS_FCNTL => self.fcntl(packet.b, packet.c, packet.d),
SYS_FEVENT => self.fevent(packet.b, packet.c),
SYS_FMAP => self.fmap(packet.b, packet.c, packet.d),
SYS_FPATH => self.fpath(packet.b, unsafe { slice::from_raw_parts_mut(packet.c as *mut u8, packet.d) }),
@@ -171,6 +178,11 @@ pub trait SchemeMut {
Err(Error::new(EBADF))
}
#[allow(unused_variables)]
fn fcntl(&mut self, id: usize, cmd: usize, arg: usize) -> Result<usize> {
Err(Error::new(EBADF))
}
#[allow(unused_variables)]
fn fevent(&mut self, id: usize, flags: usize) -> Result<usize> {
Err(Error::new(EBADF))