feat(userspace): Call/ReplyRecv IPC, malformed-request replies, servers exit on dead endpoint; drop send/receive compat, select!, async_syscall

2026-10-27 12:06:10 +01:00
parent 2a8a5b0c27
commit e8a2963b24
18 changed files with 96 additions and 101 deletions
--- a/crates/apps/echo/src/main.rs
+++ b/crates/apps/echo/src/main.rs
@@ -10,8 +10,9 @@ use libkos::syscall;
 extern "C" fn main() {
    let ep = CapSlot::const_new(0);

-    let (w0, w1, w2, w3) = syscall::receive(ep);
-    syscall::send(ep, w0.wrapping_add(1), w1, w2, w3);
+    if let Ok(syscall::Received::Call { words: [w0, w1, w2, w3], .. }) = syscall::receive_msg(ep) {
+        let _ = syscall::reply([w0.wrapping_add(1), w1, w2, w3], None);
+    }

    syscall::exit();
 }