Changeset 69 in code for trunk/vendor/golang.org/x/sys/unix/syscall_aix.go

Timestamp:

Sep 13, 2023, 10:49:50 AM (21 months ago)

Author:

Izuru Yakumo

Message:

Ready to release 0.6.0

Signed-off-by: Izuru Yakumo <yakumo.izuru@…>

File:

• trunk/vendor/golang.org/x/sys/unix/syscall_aix.go (modified) (1 diff)

trunk/vendor/golang.org/x/sys/unix/syscall_aix.go

@@ -219 +219 @@
 
 func recvmsgRaw(fd int, iov []Iovec, oob []byte, flags int, rsa *RawSockaddrAny) (n, oobn int, recvflags int, err error) {
-        // Recvmsg not implemented on AIX
-        return -1, -1, -1, ENOSYS
+        var msg Msghdr
+        msg.Name = (*byte)(unsafe.Pointer(rsa))
+        msg.Namelen = uint32(SizeofSockaddrAny)
+        var dummy byte
+        if len(oob) > 0 {
+                // receive at least one normal byte
+                if emptyIovecs(iov) {
+                        var iova [1]Iovec
+                        iova[0].Base = &dummy
+                        iova[0].SetLen(1)
+                        iov = iova[:]
+                }
+                msg.Control = (*byte)(unsafe.Pointer(&oob[0]))
+                msg.SetControllen(len(oob))
+        }
+        if len(iov) > 0 {
+                msg.Iov = &iov[0]
+                msg.SetIovlen(len(iov))
+        }
+        if n, err = recvmsg(fd, &msg, flags); n == -1 {
+                return
+        }
+        oobn = int(msg.Controllen)
+        recvflags = int(msg.Flags)
+        return
 }
 
 func sendmsgN(fd int, iov []Iovec, oob []byte, ptr unsafe.Pointer, salen _Socklen, flags int) (n int, err error) {
-        // SendmsgN not implemented on AIX
-        return -1, ENOSYS
+        var msg Msghdr
+        msg.Name = (*byte)(unsafe.Pointer(ptr))
+        msg.Namelen = uint32(salen)
+        var dummy byte
+        var empty bool
+        if len(oob) > 0 {
+                // send at least one normal byte
+                empty = emptyIovecs(iov)
+                if empty {
+                        var iova [1]Iovec
+                        iova[0].Base = &dummy
+                        iova[0].SetLen(1)
+                        iov = iova[:]
+                }
+                msg.Control = (*byte)(unsafe.Pointer(&oob[0]))
+                msg.SetControllen(len(oob))
+        }
+        if len(iov) > 0 {
+                msg.Iov = &iov[0]
+                msg.SetIovlen(len(iov))
+        }
+        if n, err = sendmsg(fd, &msg, flags); err != nil {
+                return 0, err
+        }
+        if len(oob) > 0 && empty {
+                n = 0
+        }
+        return n, nil
 }