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Redo networking (#22)

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* Rewriting network functions

* Add buffer to dup
Fix non-blocking handling by triggering once on enabling events to read to EOF

* Modifications for UDP API

* Implement TCP client side

* Add active close

* Add DMAR parser

* Implement basic TCP listening. Need to improve the state machine

* Reduce debugging

* Fixes for close procedure

* Updates to fix path processing in libstd
This commit is contained in:
Jeremy Soller 2016-10-26 13:19:56 -06:00 • committed by GitHub
parent 268c859fd6
commit 2491e4771e
54 changed files with 1884 additions and 1476 deletions
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4
syscall/src/lib.rs
View file

@ -48,8 +48,8 @@ pub fn clock_gettime(clock: usize, tp: &mut TimeSpec) -> Result<usize> {
unsafe { syscall2(SYS_CLOCK_GETTIME, clock, tp as *mut TimeSpec as usize) }
}
pub fn dup(fd: usize) -> Result<usize> {
unsafe { syscall1(SYS_DUP, fd) }
pub fn dup(fd: usize, buf: &[u8]) -> Result<usize> {
unsafe { syscall3(SYS_DUP, fd, buf.as_ptr() as usize, buf.len()) }
}
pub fn execve(path: &str, args: &[[usize; 2]]) -> Result<usize> {

8
syscall/src/scheme.rs
View file

@ -10,7 +10,7 @@ pub trait Scheme {
SYS_RMDIR => self.rmdir(unsafe { slice::from_raw_parts(packet.b as *const u8, packet.c) }, packet.uid, packet.gid),
SYS_UNLINK => self.unlink(unsafe { slice::from_raw_parts(packet.b as *const u8, packet.c) }, packet.uid, packet.gid),
SYS_DUP => self.dup(packet.b),
SYS_DUP => self.dup(packet.b, unsafe { slice::from_raw_parts(packet.c as *const u8, packet.d) }),
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),
@ -49,7 +49,7 @@ pub trait Scheme {
/* Resource operations */
#[allow(unused_variables)]
fn dup(&self, old_id: usize) -> Result<usize> {
fn dup(&self, old_id: usize, buf: &[u8]) -> Result<usize> {
Err(Error::new(EBADF))
}
@ -107,7 +107,7 @@ pub trait SchemeMut {
SYS_RMDIR => self.rmdir(unsafe { slice::from_raw_parts(packet.b as *const u8, packet.c) }, packet.uid, packet.gid),
SYS_UNLINK => self.unlink(unsafe { slice::from_raw_parts(packet.b as *const u8, packet.c) }, packet.uid, packet.gid),
SYS_DUP => self.dup(packet.b),
SYS_DUP => self.dup(packet.b, unsafe { slice::from_raw_parts_mut(packet.c as *mut u8, packet.d) }),
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),
@ -145,7 +145,7 @@ pub trait SchemeMut {
/* Resource operations */
#[allow(unused_variables)]
fn dup(&mut self, old_id: usize) -> Result<usize> {
fn dup(&mut self, old_id: usize, buf: &[u8]) -> Result<usize> {
Err(Error::new(EBADF))
}