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socket: add listen feature 

Add a flag to tell whether the channel socket is listening.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <1466105332-10285-3-git-send-email-marcandre.lureau@redhat.com>
Acked-by: Daniel P. Berrange <berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
This commit is contained in:
Marc-André Lureau 2016-06-16 21:28:51 +02:00 committed by Paolo Bonzini
parent c1111a24a3
commit 3fa27a9a1e
2 changed files with 8 additions and 0 deletions
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1
include/io/channel.h
View File

@ -42,6 +42,7 @@ typedef enum QIOChannelFeature QIOChannelFeature;
enum QIOChannelFeature {
QIO_CHANNEL_FEATURE_FD_PASS = (1 << 0),
QIO_CHANNEL_FEATURE_SHUTDOWN = (1 << 1),
QIO_CHANNEL_FEATURE_LISTEN = (1 << 2),
};

7
io/channel-socket.c
View File

@ -71,6 +71,9 @@ qio_channel_socket_set_fd(QIOChannelSocket *sioc,
int fd,
Error **errp)
{
int val;
socklen_t len = sizeof(val);
if (sioc->fd != -1) {
error_setg(errp, "Socket is already open");
return -1;
@ -106,6 +109,10 @@ qio_channel_socket_set_fd(QIOChannelSocket *sioc,
ioc->features |= (1 << QIO_CHANNEL_FEATURE_FD_PASS);
}
#endif /* WIN32 */
if (getsockopt(fd, SOL_SOCKET, SO_ACCEPTCONN, &val, &len) == 0 && val) {
QIOChannel *ioc = QIO_CHANNEL(sioc);
ioc->features |= (1 << QIO_CHANNEL_FEATURE_LISTEN);
}
return 0;