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io: introduce qio_channel_create_socket_watch

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Sockets are not in the same namespace as file descriptors on Windows.
As an initial step, introduce separate APIs for file descriptor and
socket watches.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2016-03-07 11:16:39 +01:00 committed by Daniel P. Berrange
parent e560d141ab
commit b83b68a013
3 changed files with 37 additions and 4 deletions
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20
include/io/channel-watch.h
View File

@ -39,7 +39,7 @@
* monitor the file descriptor @fd for the
* I/O conditions in @condition. This is able
* monitor block devices, character devices,
* sockets, pipes but not plain files.
* pipes but not plain files or, on Win32, sockets.
*
* Returns: the new main loop source
*/
@ -47,6 +47,24 @@ GSource *qio_channel_create_fd_watch(QIOChannel *ioc,
int fd,
GIOCondition condition);
/**
* qio_channel_create_socket_watch:
* @ioc: the channel object
* @fd: the file descriptor
* @condition: the I/O condition
*
* Create a new main loop source that is able to
* monitor the file descriptor @fd for the
* I/O conditions in @condition. This is equivalent
* to qio_channel_create_fd_watch on POSIX systems
* but not on Windows.
*
* Returns: the new main loop source
*/
GSource *qio_channel_create_socket_watch(QIOChannel *ioc,
int fd,
GIOCondition condition);
/**
* qio_channel_create_fd_pair_watch:
* @ioc: the channel object

6
io/channel-socket.c
View File

@ -714,9 +714,9 @@ static GSource *qio_channel_socket_create_watch(QIOChannel *ioc,
GIOCondition condition)
{
QIOChannelSocket *sioc = QIO_CHANNEL_SOCKET(ioc);
return qio_channel_create_fd_watch(ioc,
sioc->fd,
condition);
return qio_channel_create_socket_watch(ioc,
sioc->fd,
condition);
}
static void qio_channel_socket_class_init(ObjectClass *klass,

15
io/channel-watch.c
View File

@ -172,6 +172,21 @@ GSource *qio_channel_create_fd_watch(QIOChannel *ioc,
return source;
}
#ifdef CONFIG_WIN32
GSource *qio_channel_create_socket_watch(QIOChannel *ioc,
int socket,
GIOCondition condition)
{
abort();
}
#else
GSource *qio_channel_create_socket_watch(QIOChannel *ioc,
int socket,
GIOCondition condition)
{
return qio_channel_create_fd_watch(ioc, socket, condition);
}
#endif
GSource *qio_channel_create_fd_pair_watch(QIOChannel *ioc,
int fdread,