From bfa42387505168782ba7b339d0b13c23648e6207 Mon Sep 17 00:00:00 2001 From: Elena Ufimtseva Date: Fri, 29 Jan 2021 11:46:08 -0500 Subject: io: add qio_channel_writev_full_all helper MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Adds qio_channel_writev_full_all() to transmit both data and FDs. Refactors existing code to use this helper. Signed-off-by: Elena Ufimtseva Signed-off-by: John G Johnson Signed-off-by: Jagannathan Raman Reviewed-by: Stefan Hajnoczi Acked-by: Daniel P. Berrangé Message-id: 480fbf1fe4152495d60596c9b665124549b426a5.1611938319.git.jag.raman@oracle.com Signed-off-by: Stefan Hajnoczi --- io/channel.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) (limited to 'io') diff --git a/io/channel.c b/io/channel.c index 93d449d..0d4b8b5 100644 --- a/io/channel.c +++ b/io/channel.c @@ -157,6 +157,15 @@ int qio_channel_writev_all(QIOChannel *ioc, size_t niov, Error **errp) { + return qio_channel_writev_full_all(ioc, iov, niov, NULL, 0, errp); +} + +int qio_channel_writev_full_all(QIOChannel *ioc, + const struct iovec *iov, + size_t niov, + int *fds, size_t nfds, + Error **errp) +{ int ret = -1; struct iovec *local_iov = g_new(struct iovec, niov); struct iovec *local_iov_head = local_iov; @@ -168,7 +177,8 @@ int qio_channel_writev_all(QIOChannel *ioc, while (nlocal_iov > 0) { ssize_t len; - len = qio_channel_writev(ioc, local_iov, nlocal_iov, errp); + len = qio_channel_writev_full(ioc, local_iov, nlocal_iov, fds, nfds, + errp); if (len == QIO_CHANNEL_ERR_BLOCK) { if (qemu_in_coroutine()) { qio_channel_yield(ioc, G_IO_OUT); @@ -182,6 +192,9 @@ int qio_channel_writev_all(QIOChannel *ioc, } iov_discard_front(&local_iov, &nlocal_iov, len); + + fds = NULL; + nfds = 0; } ret = 0; -- cgit v1.1