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satellite: support optional args

This commit is contained in:
mwojcik 2023-09-29 12:06:20 +08:00
parent 29cc0a6e28
commit 7263862fd8
2 changed files with 14 additions and 7 deletions

View File

@ -107,6 +107,7 @@ pub enum Message {
#[cfg(has_drtio)]
SubkernelMsgRecvReply {
status: SubkernelStatus,
count: u8,
},
}

View File

@ -65,6 +65,7 @@ pub struct Sliceable {
/* represents interkernel messages */
struct Message {
count: u8,
tag: u8,
data: Vec<u8>,
}
@ -181,8 +182,9 @@ impl MessageManager {
Some(message) => message.data.extend(&data[..length]),
None => {
self.in_buffer = Some(Message {
tag: data[0],
data: data[1..length].to_vec(),
count: data[0],
tag: data[1],
data: data[2..length].to_vec(),
});
}
};
@ -529,6 +531,7 @@ impl<'a> Manager<'_> {
if timer.get_time() > timeout {
self.control.tx.send(kernel::Message::SubkernelMsgRecvReply {
status: kernel::SubkernelStatus::Timeout,
count: 0,
});
self.session.kernel_state = KernelState::Running;
return Ok(());
@ -536,6 +539,7 @@ impl<'a> Manager<'_> {
if let Some(message) = self.session.messages.get_incoming() {
self.control.tx.send(kernel::Message::SubkernelMsgRecvReply {
status: kernel::SubkernelStatus::NoError,
count: message.count,
});
self.session.kernel_state = KernelState::Running;
self.pass_message_to_kernel(&message, timer)
@ -559,6 +563,7 @@ impl<'a> Manager<'_> {
fn pass_message_to_kernel(&mut self, message: &Message, timer: GlobalTimer) -> Result<(), Error> {
let mut reader = Cursor::new(&message.data);
let mut tag: [u8; 1] = [message.tag];
let mut i = message.count;
loop {
let slot = match recv_w_timeout(&mut self.control.rx, timer, 100)? {
kernel::Message::RpcRecvRequest(slot) => slot,
@ -601,11 +606,12 @@ impl<'a> Manager<'_> {
unexpected!("{}", unexpected);
}
self.control.tx.send(kernel::Message::RpcRecvReply(Ok(0)));
match reader.read_u8() {
Ok(0) | Err(_) => break, // reached the end of data, we're done
Ok(t) => {
tag[0] = t;
} // update the tag for next read
i -= 1;
if i == 0 {
break;
} else {
// update the tag for next read
tag[0] = reader.read_u8()?;
}
}
Ok(())