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sockets: Use new QAPI cloning

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Rather than rolling our own clone via an expensive conversion
in and back out of QObject, use the new clone visitor.

Signed-off-by: Eric Blake <eblake@redhat.com>
Message-Id: <1465490926-28625-15-git-send-email-eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
This commit is contained in:
Eric Blake 2016-06-09 10:48:45 -06:00 committed by Markus Armbruster
parent a15fcc3cf6
commit 37f9e0a2b6
6 changed files with 10 additions and 35 deletions
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2
include/io/task.h
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@ -159,7 +159,7 @@ typedef int (*QIOTaskWorker)(QIOTask *task,
* QIOTask *task;
* SocketAddress *addrCopy;
*
* qapi_copy_SocketAddress(&addrCopy, addr);
* addrCopy = QAPI_CLONE(SocketAddress, addr);
* task = qio_task_new(OBJECT(obj), func, opaque, notify);
*
* qio_task_run_in_thread(task, myobject_listen_worker,

2
include/qapi/clone-visitor.h
View File

@ -11,7 +11,9 @@
#ifndef QAPI_CLONE_VISITOR_H
#define QAPI_CLONE_VISITOR_H
#include "qemu/typedefs.h"
#include "qapi/visitor.h"
#include "qapi-visit.h"
/*
* The clone visitor is for direct use only by the QAPI_CLONE() macro;

4
include/qemu/sockets.h
View File

@ -107,10 +107,6 @@ SocketAddress *socket_local_address(int fd, Error **errp);
*/
SocketAddress *socket_remote_address(int fd, Error **errp);
void qapi_copy_SocketAddress(SocketAddress **p_dest,
SocketAddress *src);
/**
* socket_address_to_string:
* @addr: the socket address struct

9
io/channel-socket.c
View File

@ -23,6 +23,7 @@
#include "io/channel-socket.h"
#include "io/channel-watch.h"
#include "trace.h"
#include "qapi/clone-visitor.h"
#define SOCKET_MAX_FDS 16
@ -189,7 +190,7 @@ void qio_channel_socket_connect_async(QIOChannelSocket *ioc,
OBJECT(ioc), callback, opaque, destroy);
SocketAddress *addrCopy;
qapi_copy_SocketAddress(&addrCopy, addr);
addrCopy = QAPI_CLONE(SocketAddress, addr);
/* socket_connect() does a non-blocking connect(), but it
* still blocks in DNS lookups, so we must use a thread */
@ -251,7 +252,7 @@ void qio_channel_socket_listen_async(QIOChannelSocket *ioc,
OBJECT(ioc), callback, opaque, destroy);
SocketAddress *addrCopy;
qapi_copy_SocketAddress(&addrCopy, addr);
addrCopy = QAPI_CLONE(SocketAddress, addr);
/* socket_listen() blocks in DNS lookups, so we must use a thread */
trace_qio_channel_socket_listen_async(ioc, addr);
@ -331,8 +332,8 @@ void qio_channel_socket_dgram_async(QIOChannelSocket *ioc,
struct QIOChannelSocketDGramWorkerData *data = g_new0(
struct QIOChannelSocketDGramWorkerData, 1);
qapi_copy_SocketAddress(&data->localAddr, localAddr);
qapi_copy_SocketAddress(&data->remoteAddr, remoteAddr);
data->localAddr = QAPI_CLONE(SocketAddress, localAddr);
data->remoteAddr = QAPI_CLONE(SocketAddress, remoteAddr);
trace_qio_channel_socket_dgram_async(ioc, localAddr, remoteAddr);
qio_task_run_in_thread(task,

5
qemu-char.c
View File

@ -32,8 +32,7 @@
#include "sysemu/char.h"
#include "hw/usb.h"
#include "qmp-commands.h"
#include "qapi/qmp-input-visitor.h"
#include "qapi/qmp-output-visitor.h"
#include "qapi/clone-visitor.h"
#include "qapi-visit.h"
#include "qemu/base64.h"
#include "io/channel-socket.h"
@ -4389,7 +4388,7 @@ static CharDriverState *qmp_chardev_open_socket(const char *id,
}
}
qapi_copy_SocketAddress(&s->addr, sock->addr);
s->addr = QAPI_CLONE(SocketAddress, sock->addr);
chr->opaque = s;
chr->chr_write = tcp_chr_write;

23
util/qemu-sockets.c
View File

@ -1143,29 +1143,6 @@ SocketAddress *socket_remote_address(int fd, Error **errp)
return socket_sockaddr_to_address(&ss, sslen, errp);
}
void qapi_copy_SocketAddress(SocketAddress **p_dest,
SocketAddress *src)
{
Visitor *ov, *iv;
QObject *obj;
*p_dest = NULL;
ov = qmp_output_visitor_new(&obj);
visit_type_SocketAddress(ov, NULL, &src, &error_abort);
visit_complete(ov, &obj);
visit_free(ov);
if (!obj) {
return;
}
iv = qmp_input_visitor_new(obj, true);
visit_type_SocketAddress(iv, NULL, p_dest, &error_abort);
visit_free(iv);
qobject_decref(obj);
}
char *socket_address_to_string(struct SocketAddress *addr, Error **errp)
{
char *buf;