//sys	Shutdown(s int, how int) (err error)

// In order to use msghdr structure with Control, Controllen in golang.org/x/net,
// nrecvmsg and nsendmsg must be used.
//sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error) = nrecvmsg
//sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error) = nsendmsg

func (sa *SockaddrInet4) sockaddr() (unsafe.Pointer, _Socklen, error) {

//sys	sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)

// In order to use msghdr structure with Control, Controllen, nrecvmsg and nsendmsg must be used.
//sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error) = nrecvmsg
//sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error) = nsendmsg

//sys	munmap(addr uintptr, length uintptr) (err error)

int getpeername(int, uintptr_t, uintptr_t);
int getsockname(int, uintptr_t, uintptr_t);
int recvfrom(int, uintptr_t, size_t, int, uintptr_t, uintptr_t);
int sendto(int, uintptr_t, size_t, int, uintptr_t, uintptr_t);
int nrecvmsg(int, uintptr_t, int);
int nsendmsg(int, uintptr_t, int);
int munmap(uintptr_t, uintptr_t);
int madvise(uintptr_t, size_t, int);
int mprotect(uintptr_t, size_t, int);
int mlock(uintptr_t, size_t);
int mlockall(int);

	if r0 == -1 && er != nil {
		err = er
	}
	return
}

// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

func recvmsg(s int, msg *Msghdr, flags int) (n int, err error) {
	r0, er := C.nrecvmsg(C.int(s), C.uintptr_t(uintptr(unsafe.Pointer(msg))), C.int(flags))
	n = int(r0)
	if r0 == -1 && er != nil {
		err = er
	}
	return
}

//go:cgo_import_dynamic libc_getsockname getsockname "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_recvfrom recvfrom "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_sendto sendto "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_nrecvmsg nrecvmsg "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_nsendmsg nsendmsg "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_munmap munmap "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_madvise madvise "libc.a/shr_64.o"

//go:cgo_import_dynamic libc_recvfrom recvfrom "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_sendto sendto "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_Shutdown shutdown "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_nrecvmsg nrecvmsg "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_nsendmsg nsendmsg "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_accept accept "libc.a/shr_64.o"
//go:cgo_import_dynamic libc_Openat openat "libc.a/shr_64.o"

	}
	_, e := socketcall(_SENDTO, uintptr(s), base, uintptr(len(p)), uintptr(flags), uintptr(to), uintptr(addrlen))
	if e != 0 {
		err = e
	}
	return
}

func recvmsg(s int, msg *Msghdr, flags int) (n int, err error) {
	n, e := socketcall(_RECVMSG, uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags), 0, 0, 0)
	if e != 0 {
		err = e
	}
	return
}

	}
	_, e := socketcall(_SENDTO, uintptr(s), base, uintptr(len(p)), uintptr(flags), uintptr(to), uintptr(addrlen))
	if e != 0 {
		err = e
	}
	return
}

func recvmsg(s int, msg *Msghdr, flags int) (n int, err error) {
	n, e := socketcall(_RECVMSG, uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags), 0, 0, 0)
	if e != 0 {
		err = e
	}
	return
}

	}
	_, e := socketcall(_SENDTO, uintptr(s), base, uintptr(len(p)), uintptr(flags), uintptr(to), uintptr(addrlen))
	if e != 0 {
		err = e
	}
	return
}

func recvmsg(s int, msg *Msghdr, flags int) (n int, err error) {
	n, e := socketcall(_RECVMSG, uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags), 0, 0, 0)
	if e != 0 {
		err = e
	}
	return
}

)

type slowClientStream struct {
	grpc.ClientStream
	recv, send time.Duration
}

func (w *slowClientStream) RecvMsg(m any) error {
	if w.recv > 0 {
		sleep.UntilContext(w.Context(), w.recv)
		log.Infof("delayed recv for %v", w.recv)
	}
	return w.ClientStream.RecvMsg(m)
}

func (w *slowClientStream) SendMsg(m any) error {
	if w.send > 0 {
		sleep.UntilContext(w.Context(), w.send)