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[Qemu-devel] [PATCH v1 RFC 23/34] io: add QIOChannelSocket class
From: |
Daniel P. Berrange |
Subject: |
[Qemu-devel] [PATCH v1 RFC 23/34] io: add QIOChannelSocket class |
Date: |
Fri, 17 Apr 2015 15:22:26 +0100 |
Implement a QIOChannel subclass that supports sockets I/O
TBD check errno handling of windows port & fix watch impl
Signed-off-by: Daniel P. Berrange <address@hidden>
---
include/io/channel-socket.h | 168 +++++++++++++
io/Makefile.objs | 1 +
io/channel-socket.c | 572 ++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 741 insertions(+)
create mode 100644 include/io/channel-socket.h
create mode 100644 io/channel-socket.c
diff --git a/include/io/channel-socket.h b/include/io/channel-socket.h
new file mode 100644
index 0000000..b95349b
--- /dev/null
+++ b/include/io/channel-socket.h
@@ -0,0 +1,168 @@
+/*
+ * QEMU I/O channels sockets driver
+ *
+ * Copyright (c) 2015 Red Hat, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef QIO_CHANNEL_SOCKET_H__
+#define QIO_CHANNEL_SOCKET_H__
+
+#include "io/channel.h"
+#include "qemu/sockets.h"
+
+#define TYPE_QIO_CHANNEL_SOCKET "qemu:io-channel-socket"
+#define QIO_CHANNEL_SOCKET(obj) \
+ OBJECT_CHECK(QIOChannelSocket, (obj), TYPE_QIO_CHANNEL_SOCKET)
+
+typedef struct QIOChannelSocket QIOChannelSocket;
+
+/**
+ * QIOChannelSocket:
+ *
+ * The QIOChannelSocket class provides a channel implementation
+ * that can transport data over a UNIX socket or TCP socket.
+ * Beyond the core channel API, it also provides functionality
+ * for accepting client connections, tuning some socket
+ * parameters and getting socket address strings.
+ */
+
+struct QIOChannelSocket {
+ QIOChannel parent;
+ int fd;
+ struct sockaddr_storage localAddr;
+ socklen_t localAddrLen;
+ struct sockaddr_storage remoteAddr;
+ socklen_t remoteAddrLen;
+};
+
+
+/**
+ * qio_channel_socket_new_fd:
+ * @fd: the socket file descriptor
+ * @errp: pointer to an uninitialized error object
+ *
+ * Create a channel for performing I/O on the socket
+ * connection represented by the file descriptor @fd.
+ *
+ * Returns: the socket channel object, or NULL on error
+ */
+QIOChannelSocket *
+qio_channel_socket_new_fd(int fd,
+ Error **errp);
+
+/**
+ * qio_channel_socket_get_local_addr_string:
+ * @ioc: the socket channel object
+ * @hostname: pointer to be filled with hostname string
+ * @servicename: pointer to be filled with servicename string
+ * @family: pointer to be filled with network address family
+ * @errp: pointer to an uninitialized error object
+ *
+ * Get the string representation of the local socket
+ * address. The address information will be stored in
+ * the @hostname, @servicename and @family parameters.
+ * The @hostname and @servicename strings will be
+ * allocated to the size required and should be free
+ * with g_free() when no longer required
+ *
+ * Returns: 0 on success, -1 on error
+ */
+int
+qio_channel_socket_get_local_addr_string(QIOChannelSocket *ioc,
+ char **hostname,
+ char **servicename,
+ NetworkAddressFamily *family,
+ Error **errp);
+
+/**
+ * qio_channel_socket_get_remote_addr_string:
+ * @ioc: the socket channel object
+ * @hostname: pointer to be filled with hostname string
+ * @servicename: pointer to be filled with servicename string
+ * @family: pointer to be filled with network address family
+ * @errp: pointer to an uninitialized error object
+ *
+ * Get the string representation of the remote socket
+ * address. The address information will be stored in
+ * the @hostname, @servicename and @family parameters.
+ * The @hostname and @servicename strings will be
+ * allocated to the size required and should be free
+ * with g_free() when no longer required
+ *
+ * Returns: 0 on success, -1 on error
+ */
+int
+qio_channel_socket_get_remote_addr_string(QIOChannelSocket *ioc,
+ char **hostname,
+ char **servicename,
+ NetworkAddressFamily *family,
+ Error **errp);
+
+/**
+ * qio_channel_socket_set_nodelay:
+ * @ioc: the socket channel object
+ * @enabled: the new flag state
+ *
+ * Set the state of the NODELAY socket flag. If the
+ * @enabled parameter is true, then NODELAY will be
+ * set and data will be transmitted immediately. If
+ * @enabled is false, then data may be temporarily
+ * held for transmission to enable writes to be
+ * coallesced.
+ */
+void
+qio_channel_socket_set_nodelay(QIOChannelSocket *ioc,
+ bool enabled);
+
+/**
+ * qio_channel_socket_accept:
+ * @ioc: the socket channel object
+ * @errp: pointer to an uninitialized error object
+ *
+ * If the socket represents a server, then this accepts
+ * a new client connection. The returned channel will
+ * represent the connected client socket.
+ *
+ * Returns: the new client channel, or NULL on error
+ */
+QIOChannelSocket *
+qio_channel_socket_accept(QIOChannelSocket *ioc,
+ Error **errp);
+
+typedef enum {
+ QIO_CHANNEL_SOCKET_SHUTDOWN_BOTH,
+ QIO_CHANNEL_SOCKET_SHUTDOWN_READ,
+ QIO_CHANNEL_SOCKET_SHUTDOWN_WRITE,
+} QIOChannelSocketShutdown;
+
+/**
+ * qio_channel_socket_shutdown:
+ * @ioc: the socket channel object
+ * @how: the direction to shutdown
+ * @errp: pointer to an uninitialized error object
+ *
+ * Shutdowns transmission or receiving on a socket
+ * without closing the socket file descriptor.
+ *
+ * Returns: 0 on success, -1 on error
+ */
+int
+qio_channel_socket_shutdown(QIOChannelSocket *ioc,
+ QIOChannelSocketShutdown how,
+ Error **errp);
+
+#endif /* QIO_CHANNEL_SOCKET_H__ */
diff --git a/io/Makefile.objs b/io/Makefile.objs
index a776676..4f5e276 100644
--- a/io/Makefile.objs
+++ b/io/Makefile.objs
@@ -1,2 +1,3 @@
util-obj-y += channel.o
util-obj-y += channel-unix.o
+util-obj-y += channel-socket.o
diff --git a/io/channel-socket.c b/io/channel-socket.c
new file mode 100644
index 0000000..5eacf38
--- /dev/null
+++ b/io/channel-socket.c
@@ -0,0 +1,572 @@
+/*
+ * QEMU I/O channels sockets driver
+ *
+ * Copyright (c) 2015 Red Hat, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <glib/gi18n.h>
+
+#include "io/channel-socket.h"
+#include "io/channel-unix.h"
+
+#define SOCKET_MAX_FDS 16
+
+static int
+qio_channel_socket_get_addr_string(struct sockaddr_storage *sa,
+ socklen_t salen,
+ char **hostname,
+ char **servicename,
+ NetworkAddressFamily *family,
+ Error **errp)
+{
+ char host[NI_MAXHOST];
+ char serv[NI_MAXSERV];
+ int ret;
+
+ ret = getnameinfo((struct sockaddr *)sa, salen,
+ host, sizeof(host),
+ serv, sizeof(serv),
+ NI_NUMERICHOST | NI_NUMERICSERV);
+ if (ret != 0) {
+ error_setg(errp, "Cannot format numeric socket address: %s\n",
+ gai_strerror(ret));
+ return -1;
+ }
+
+ *hostname = g_strdup(host);
+ *servicename = g_strdup(serv);
+ *family = inet_netfamily(sa->ss_family);
+ return 0;
+}
+
+int
+qio_channel_socket_get_local_addr_string(QIOChannelSocket *ioc,
+ char **hostname,
+ char **servicename,
+ NetworkAddressFamily *family,
+ Error **errp)
+{
+ return qio_channel_socket_get_addr_string(&ioc->localAddr,
+ ioc->localAddrLen,
+ hostname,
+ servicename,
+ family,
+ errp);
+}
+
+int
+qio_channel_socket_get_remote_addr_string(QIOChannelSocket *ioc,
+ char **hostname,
+ char **servicename,
+ NetworkAddressFamily *family,
+ Error **errp)
+{
+ return qio_channel_socket_get_addr_string(&ioc->remoteAddr,
+ ioc->remoteAddrLen,
+ hostname,
+ servicename,
+ family,
+ errp);
+}
+
+QIOChannelSocket *
+qio_channel_socket_new_fd(int fd,
+ Error **errp)
+{
+ QIOChannelSocket *ioc;
+
+ ioc = QIO_CHANNEL_SOCKET(object_new(TYPE_QIO_CHANNEL_SOCKET));
+
+ ioc->fd = fd;
+ ioc->remoteAddrLen = sizeof(ioc->remoteAddr);
+ ioc->localAddrLen = sizeof(ioc->localAddr);
+
+ if (getpeername(fd, (struct sockaddr *)&ioc->remoteAddr,
+ &ioc->remoteAddrLen) < 0) {
+ if (socket_error() == ENOTCONN) {
+ memset(&ioc->remoteAddr, 0, sizeof(ioc->remoteAddr));
+ ioc->remoteAddrLen = sizeof(ioc->remoteAddr);
+ } else {
+ error_setg_errno(errp, socket_error(), "%s",
+ _("Unable to query remote socket address"));
+ goto error;
+ }
+ }
+
+ if (getsockname(fd, (struct sockaddr *)&ioc->localAddr,
+ &ioc->localAddrLen) < 0) {
+ error_setg_errno(errp, socket_error(), "%s",
+ _("Unable to query local socket address"));
+ goto error;
+ }
+
+ return ioc;
+
+ error:
+ ioc->fd = -1; /* Let the caller close FD on failure */
+ object_unref(OBJECT(ioc));
+ return NULL;
+}
+
+QIOChannelSocket *
+qio_channel_socket_accept(QIOChannelSocket *ioc,
+ Error **errp)
+{
+ QIOChannelSocket *cioc;
+
+ cioc = QIO_CHANNEL_SOCKET(object_new(TYPE_QIO_CHANNEL_SOCKET));
+ cioc->fd = -1;
+ cioc->remoteAddrLen = sizeof(ioc->remoteAddr);
+ cioc->localAddrLen = sizeof(ioc->localAddr);
+
+ retry:
+ cioc->fd = accept(ioc->fd, (struct sockaddr *)&cioc->remoteAddr,
+ &cioc->remoteAddrLen);
+ if (cioc->fd < 0) {
+ if (socket_error() == EINTR) {
+ goto retry;
+ }
+ goto error;
+ }
+
+ if (getsockname(cioc->fd, (struct sockaddr *)&ioc->localAddr,
+ &ioc->localAddrLen) < 0) {
+ error_setg_errno(errp, socket_error(), "%s",
+ _("Unable to query local socket address"));
+ goto error;
+ }
+
+ return cioc;
+
+ error:
+ object_unref(OBJECT(cioc));
+ return NULL;
+}
+
+static void qio_channel_socket_init(Object *obj)
+{
+ QIOChannelSocket *ioc = QIO_CHANNEL_SOCKET(obj);
+ ioc->fd = -1;
+}
+
+static void qio_channel_socket_finalize(Object *obj)
+{
+ QIOChannelSocket *ioc = QIO_CHANNEL_SOCKET(obj);
+ if (ioc->fd != -1) {
+ close(ioc->fd);
+ ioc->fd = -1;
+ }
+}
+
+static bool qio_channel_socket_has_feature(QIOChannel *ioc,
+ QIOChannelFeature feature)
+{
+ QIOChannelSocket *sioc = QIO_CHANNEL_SOCKET(ioc);
+
+ switch (feature) {
+ case QIO_CHANNEL_FEATURE_FD_PASS:
+#ifndef WIN32
+ if (sioc->localAddr.ss_family == AF_UNIX) {
+ return true;
+ } else {
+#endif /* WIN32 */
+ return false;
+#ifndef WIN32
+ }
+#endif /* WIN32 */
+ default:
+ return false;
+ }
+}
+
+
+#ifndef WIN32
+static void qio_channel_socket_copy_fds(struct msghdr *msg,
+ int **fds, size_t *nfds)
+{
+ struct cmsghdr *cmsg;
+
+ *nfds = 0;
+ *fds = NULL;
+
+ for (cmsg = CMSG_FIRSTHDR(msg); cmsg; cmsg = CMSG_NXTHDR(msg, cmsg)) {
+ int fd_size, i;
+ int gotfds;
+
+ if (cmsg->cmsg_len < CMSG_LEN(sizeof(int)) ||
+ cmsg->cmsg_level != SOL_SOCKET ||
+ cmsg->cmsg_type != SCM_RIGHTS) {
+ continue;
+ }
+
+ fd_size = cmsg->cmsg_len - CMSG_LEN(0);
+
+ if (!fd_size) {
+ continue;
+ }
+
+ gotfds = fd_size / sizeof(int);
+ *fds = g_renew(int, *fds, *nfds + gotfds);
+ memcpy(*fds + *nfds, CMSG_DATA(cmsg), fd_size);
+
+ for (i = 0; i < gotfds; i++) {
+ int fd = (*fds)[*nfds + i];
+ if (fd < 0) {
+ continue;
+ }
+
+ /* O_NONBLOCK is preserved across SCM_RIGHTS so reset it */
+ qemu_set_block(fd);
+
+#ifndef MSG_CMSG_CLOEXEC
+ qemu_set_cloexec(fd);
+#endif
+ }
+ *nfds += gotfds;
+ }
+}
+
+
+static ssize_t qio_channel_socket_readv(QIOChannel *ioc,
+ const struct iovec *iov,
+ size_t niov,
+ int **fds,
+ size_t *nfds,
+ int flags,
+ Error **errp)
+{
+ QIOChannelSocket *sioc = QIO_CHANNEL_SOCKET(ioc);
+ ssize_t ret;
+ struct msghdr msg = { NULL, };
+ char control[CMSG_SPACE(sizeof(int) * SOCKET_MAX_FDS)];
+ int sflags = 0;
+
+ if (flags & ~QIO_CHANNEL_READ_PEEK) {
+ error_setg_errno(errp, EINVAL,
+ _("Flags %x are not supported"),
+ flags & ~QIO_CHANNEL_READ_PEEK);
+ return -1;
+ }
+
+#ifdef MSG_CMSG_CLOEXEC
+ sflags |= MSG_CMSG_CLOEXEC;
+#endif
+ if (flags & QIO_CHANNEL_READ_PEEK) {
+ sflags |= MSG_PEEK;
+ }
+
+ msg.msg_iov = (struct iovec *)iov;
+ msg.msg_iovlen = niov;
+ if (fds && nfds) {
+ msg.msg_control = control;
+ msg.msg_controllen = sizeof(control);
+ }
+
+ retry:
+ ret = recvmsg(sioc->fd, &msg, sflags);
+ if (ret < 0) {
+ if (socket_error() == EAGAIN) {
+ return -2;
+ }
+ if (socket_error() == EINTR) {
+ goto retry;
+ }
+
+ error_setg_errno(errp, socket_error(), "%s",
+ _("Unable to read from socket"));
+ return -1;
+ }
+
+ if (fds && nfds) {
+ qio_channel_socket_copy_fds(&msg, fds, nfds);
+ }
+
+ return ret;
+}
+
+static ssize_t qio_channel_socket_writev(QIOChannel *ioc,
+ const struct iovec *iov,
+ size_t niov,
+ int *fds,
+ size_t nfds,
+ int flags G_GNUC_UNUSED,
+ Error **errp)
+{
+ QIOChannelSocket *sioc = QIO_CHANNEL_SOCKET(ioc);
+ ssize_t ret;
+ struct msghdr msg = { NULL, };
+
+ if (flags) {
+ error_setg_errno(errp, EINVAL,
+ _("Flags %x are not supported"),
+ flags);
+ return -1;
+ }
+
+ msg.msg_iov = (struct iovec *)iov;
+ msg.msg_iovlen = niov;
+
+ if (nfds) {
+ char control[CMSG_SPACE(sizeof(int) * SOCKET_MAX_FDS)];
+ size_t fdsize = sizeof(int) * nfds;
+ struct cmsghdr *cmsg;
+
+ if (nfds > SOCKET_MAX_FDS) {
+ error_setg_errno(errp, -EINVAL,
+ _("Only %d FDs can be sent, got %zu"),
+ SOCKET_MAX_FDS, nfds);
+ return -1;
+ }
+
+ msg.msg_control = control;
+ msg.msg_controllen = CMSG_SPACE(sizeof(int) * nfds);
+
+ cmsg = CMSG_FIRSTHDR(&msg);
+ cmsg->cmsg_len = CMSG_LEN(fdsize);
+ cmsg->cmsg_level = SOL_SOCKET;
+ cmsg->cmsg_type = SCM_RIGHTS;
+ memcpy(CMSG_DATA(cmsg), fds, fdsize);
+ }
+
+ retry:
+ ret = sendmsg(sioc->fd, &msg, 0);
+ if (ret <= 0) {
+ if (socket_error() == EAGAIN) {
+ return -2;
+ }
+ if (socket_error() == EINTR) {
+ goto retry;
+ }
+ error_setg_errno(errp, socket_error(), "%s",
+ _("Unable to write to socket"));
+ return -1;
+ }
+ return ret;
+}
+#else /* WIN32 */
+static ssize_t qio_channel_socket_readv(QIOChannel *ioc,
+ const struct iovec *iov,
+ size_t niov,
+ int **fds,
+ size_t *nfds,
+ int flags,
+ Error **errp)
+{
+ QIOChannelSocket *sioc = QIO_CHANNEL_SOCKET(ioc);
+ ssize_t done = 0;
+ ssize_t i;
+
+ if (flags) {
+ error_setg_errno(errp, EINVAL,
+ _("Flags %x are not supported"),
+ flags);
+ return -1;
+ }
+ if (fds || nfds) {
+ error_setg_errno(errp, EINVAL, "%s",
+ _("Channel does not support file descriptor
passing"));
+ return -1;
+ }
+
+ for (i = 0; i < niov; i++) {
+ ssize_t ret;
+ retry:
+ ret = recv(sioc->fd,
+ iov[i].iov_base,
+ iov[i].iov_len,
+ 0);
+ if (ret < 0) {
+ if (socket_error() == EAGAIN) {
+ if (done) {
+ return done;
+ } else {
+ return QIO_CHANNEL_ERR_BLOCK;
+ }
+ } else if (socket_error() == EINTR) {
+ goto retry;
+ } else {
+ error_setg_errno(errp, socket_error(), "%s",
+ _("Unable to write to socket"));
+ return -1;
+ }
+ }
+ done += ret;
+ if (ret < iov[i].iov_len) {
+ return done;
+ }
+ }
+
+ return done;
+}
+
+static ssize_t qio_channel_socket_writev(QIOChannel *ioc,
+ const struct iovec *iov,
+ size_t niov,
+ int *fds,
+ size_t nfds,
+ int flags G_GNUC_UNUSED,
+ Error **errp)
+{
+ QIOChannelSocket *sioc = QIO_CHANNEL_SOCKET(ioc);
+ ssize_t done = 0;
+ ssize_t i;
+
+ if (flags) {
+ error_setg_errno(errp, EINVAL,
+ _("Flags %x are not supported"),
+ flags);
+ return -1;
+ }
+ if (fds || nfds) {
+ error_setg_errno(errp, EINVAL, "%s",
+ _("Channel does not support file descriptor
passing"));
+ return -1;
+ }
+
+ for (i = 0; i < niov; i++) {
+ ssize_t ret;
+ retry:
+ ret = send(sioc->fd,
+ iov[i].iov_base,
+ iov[i].iov_len,
+ 0);
+ if (ret < 0) {
+ if (socket_error() == EAGAIN) {
+ if (done) {
+ return done;
+ } else {
+ return QIO_CHANNEL_ERR_BLOCK;
+ }
+ } else if (socket_error() == EINTR) {
+ goto retry;
+ } else {
+ error_setg_errno(errp, socket_error(), "%s",
+ _("Unable to write to socket"));
+ return -1;
+ }
+ }
+ done += ret;
+ if (ret < iov[i].iov_len) {
+ return done;
+ }
+ }
+
+ return done;
+}
+#endif /* WIN32 */
+
+static void qio_channel_socket_set_blocking(QIOChannel *ioc,
+ bool enabled)
+{
+ QIOChannelSocket *sioc = QIO_CHANNEL_SOCKET(ioc);
+
+ if (enabled) {
+ qemu_set_block(sioc->fd);
+ } else {
+ qemu_set_nonblock(sioc->fd);
+ }
+}
+
+void
+qio_channel_socket_set_nodelay(QIOChannelSocket *ioc,
+ bool enabled)
+{
+ QIOChannelSocket *sioc = QIO_CHANNEL_SOCKET(ioc);
+ int v = enabled ? 1 : 0;
+
+ qemu_setsockopt(sioc->fd, IPPROTO_TCP, TCP_NODELAY, &v, sizeof(v));
+}
+
+static int qio_channel_socket_close(QIOChannel *ioc,
+ Error **errp)
+{
+ QIOChannelSocket *sioc = QIO_CHANNEL_SOCKET(ioc);
+
+ if (closesocket(sioc->fd) < 0) {
+ sioc->fd = -1;
+ error_setg_errno(errp, socket_error(), "%s",
+ _("Unable to close socket"));
+ return -1;
+ }
+ sioc->fd = -1;
+ return 0;
+}
+
+int
+qio_channel_socket_shutdown(QIOChannelSocket *ioc,
+ QIOChannelSocketShutdown how,
+ Error **errp)
+{
+ int sockhow;
+ switch (how) {
+ case QIO_CHANNEL_SOCKET_SHUTDOWN_READ:
+ sockhow = SHUT_RD;
+ break;
+ case QIO_CHANNEL_SOCKET_SHUTDOWN_WRITE:
+ sockhow = SHUT_WR;
+ break;
+ case QIO_CHANNEL_SOCKET_SHUTDOWN_BOTH:
+ default:
+ sockhow = SHUT_RDWR;
+ break;
+ }
+
+ if (shutdown(ioc->fd, sockhow) < 0) {
+ error_setg_errno(errp, socket_error(), "%s",
+ _("Unable to shutdown socket"));
+ return -1;
+ }
+ return 0;
+}
+
+static GSource *qio_channel_socket_create_watch(QIOChannel *ioc,
+ GIOCondition condition)
+{
+ QIOChannelSocket *sioc = QIO_CHANNEL_SOCKET(ioc);
+ return qio_channel_unix_create_fd_watch(ioc,
+ sioc->fd,
+ condition);
+}
+
+static void qio_channel_socket_class_init(ObjectClass *klass,
+ void *class_data G_GNUC_UNUSED)
+{
+ QIOChannelClass *ioc_klass = QIO_CHANNEL_CLASS(klass);
+
+ ioc_klass->io_has_feature = qio_channel_socket_has_feature;
+ ioc_klass->io_writev = qio_channel_socket_writev;
+ ioc_klass->io_readv = qio_channel_socket_readv;
+ ioc_klass->io_set_blocking = qio_channel_socket_set_blocking;
+ ioc_klass->io_close = qio_channel_socket_close;
+ ioc_klass->io_create_watch = qio_channel_socket_create_watch;
+}
+
+static const TypeInfo qio_channel_socket_info = {
+ .parent = TYPE_QIO_CHANNEL,
+ .name = TYPE_QIO_CHANNEL_SOCKET,
+ .instance_size = sizeof(QIOChannelSocket),
+ .instance_init = qio_channel_socket_init,
+ .instance_finalize = qio_channel_socket_finalize,
+ .class_init = qio_channel_socket_class_init,
+};
+
+static void qio_channel_socket_register_types(void)
+{
+ type_register_static(&qio_channel_socket_info);
+}
+
+type_init(qio_channel_socket_register_types);
--
2.1.0
- [Qemu-devel] [PATCH v1 RFC 14/34] crypto: introduce new module for handling TLS credentials, (continued)
- [Qemu-devel] [PATCH v1 RFC 14/34] crypto: introduce new module for handling TLS credentials, Daniel P. Berrange, 2015/04/17
- [Qemu-devel] [PATCH v1 RFC 17/34] block: convert quorum blockdrv to use crypto APIs, Daniel P. Berrange, 2015/04/17
- [Qemu-devel] [PATCH v1 RFC 16/34] crypto: introduce new module for handling TLS sessions, Daniel P. Berrange, 2015/04/17
- [Qemu-devel] [PATCH v1 RFC 18/34] ui: convert VNC websockets to use crypto APIs, Daniel P. Berrange, 2015/04/17
- [Qemu-devel] [PATCH v1 RFC 15/34] crypto: add sanity checking of TLS credentials, Daniel P. Berrange, 2015/04/17
- [Qemu-devel] [PATCH v1 RFC 19/34] block: convert qcow/qcow2 to use generic cipher API, Daniel P. Berrange, 2015/04/17
- [Qemu-devel] [PATCH v1 RFC 21/34] io: add abstract QIOChannel classes, Daniel P. Berrange, 2015/04/17
- [Qemu-devel] [PATCH v1 RFC 20/34] ui: convert VNC to use generic cipher API, Daniel P. Berrange, 2015/04/17
- [Qemu-devel] [PATCH v1 RFC 22/34] io: add helper module for creating watches on UNIX FDs, Daniel P. Berrange, 2015/04/17
- [Qemu-devel] [PATCH v1 RFC 24/34] io: add QIOChannelFile class, Daniel P. Berrange, 2015/04/17
- [Qemu-devel] [PATCH v1 RFC 23/34] io: add QIOChannelSocket class,
Daniel P. Berrange <=
- Re: [Qemu-devel] [PATCH v1 RFC 23/34] io: add QIOChannelSocket class, Gerd Hoffmann, 2015/04/20
- [Qemu-devel] [PATCH v1 RFC 25/34] io: add QIOTask class for async operations, Daniel P. Berrange, 2015/04/17