diff --git a/winsup/cygwin/fhandler_socket.cc b/winsup/cygwin/fhandler_socket.cc index 2192921b9..1b4bf2925 100644 --- a/winsup/cygwin/fhandler_socket.cc +++ b/winsup/cygwin/fhandler_socket.cc @@ -1368,18 +1368,16 @@ int fhandler_socket::readv (const struct iovec *const iov, const int iovcnt, ssize_t tot) { - struct msghdr msg = + WSABUF wsabuf[iovcnt]; + WSABUF *wsaptr = wsabuf + iovcnt; + const struct iovec *iovptr = iov + iovcnt; + while (--wsaptr >= wsabuf) { - msg_name: NULL, - msg_namelen: 0, - msg_iov: (struct iovec *) iov, // const_cast - msg_iovlen: iovcnt, - msg_control: NULL, - msg_controllen: 0, - msg_flags: 0 - }; - - return recvmsg (&msg, 0); + wsaptr->len = (--iovptr)->iov_len; + wsaptr->buf = (char *) iovptr->iov_base; + } + WSAMSG wsamsg = { NULL, 0, wsabuf, iovcnt, { 0, NULL}, 0 }; + return recv_internal (&wsamsg); } extern "C" { @@ -1580,18 +1578,16 @@ int fhandler_socket::writev (const struct iovec *const iov, const int iovcnt, ssize_t tot) { - struct msghdr msg = + WSABUF wsabuf[iovcnt]; + WSABUF *wsaptr = wsabuf; + const struct iovec *iovptr = iov; + for (int i = 0; i < iovcnt; ++i) { - msg_name: NULL, - msg_namelen: 0, - msg_iov: (struct iovec *) iov, // const_cast - msg_iovlen: iovcnt, - msg_control: NULL, - msg_controllen: 0, - msg_flags: 0 - }; - - return sendmsg (&msg, 0); + wsaptr->len = iovptr->iov_len; + (wsaptr++)->buf = (char *) (iovptr++)->iov_base; + } + WSAMSG wsamsg = { NULL, 0, wsabuf, iovcnt, { 0, NULL}, 0 }; + return send_internal (&wsamsg, 0); } inline ssize_t diff --git a/winsup/cygwin/net.cc b/winsup/cygwin/net.cc index c692f99b7..71423d028 100644 --- a/winsup/cygwin/net.cc +++ b/winsup/cygwin/net.cc @@ -643,7 +643,6 @@ cygwin_sendto (int fd, const void *buf, size_t len, int flags, syscall_printf ("%d = sendto (%d, %p, %d, %x, %p, %d)", res, fd, buf, len, flags, to, tolen); - return res; } @@ -664,7 +663,6 @@ cygwin_recvfrom (int fd, void *buf, size_t len, int flags, syscall_printf ("%d = recvfrom (%d, %p, %d, %x, %p, %p)", res, fd, buf, len, flags, from, fromlen); - return res; } @@ -1448,14 +1446,36 @@ cygwin_getpeername (int fd, struct sockaddr *name, socklen_t *len) extern "C" int cygwin_recv (int fd, void *buf, size_t len, int flags) { - return cygwin_recvfrom (fd, buf, len, flags, NULL, NULL); + int res; + + fhandler_socket *fh = get (fd); + + myfault efault; + if (efault.faulted (EFAULT) || !fh) + res = -1; + else if ((res = len) != 0) + res = fh->recvfrom (buf, len, flags, NULL, NULL); + + syscall_printf ("%d = recv (%d, %p, %d, %x)", res, fd, buf, len, flags); + return res; } /* exported as send: standards? */ extern "C" int cygwin_send (int fd, const void *buf, size_t len, int flags) { - return cygwin_sendto (fd, buf, len, flags, NULL, 0); + int res; + + fhandler_socket *fh = get (fd); + + myfault efault; + if (efault.faulted (EFAULT) || !fh) + res = -1; + else + res = fh->sendto (buf, len, flags, NULL, 0); + + syscall_printf ("%d = send (%d, %p, %d, %x)", res, fd, buf, len, flags); + return res; } /* getdomainname: standards? */