[2/3] io: Use qio_channel_has_feature() where applicable

Parts of the code have been testing QIOChannel features directly with a
logical AND. This patch makes it all consistent by using the
qio_channel_has_feature() function to test if a feature is present.

Signed-off-by: Felipe Franciosi <felipe@nutanix.com>
---
 io/channel-socket.c  |    3 ++-
 io/channel-tls.c     |    2 +-
 io/channel-websock.c |    2 +-
 io/channel.c         |    4 ++--
 4 files changed, 6 insertions(+), 5 deletions(-)

Hello,


> On 28 Sep 2016, at 13:05, Felipe Franciosi <felipe@nutanix.com> wrote:
> 
> Parts of the code have been testing QIOChannel features directly with a
> logical AND. This patch makes it all consistent by using the
> qio_channel_has_feature() function to test if a feature is present.
> 
> Signed-off-by: Felipe Franciosi <felipe@nutanix.com>
> ---
> io/channel-socket.c  |    3 ++-
> io/channel-tls.c     |    2 +-
> io/channel-websock.c |    2 +-
> io/channel.c         |    4 ++--
> 4 files changed, 6 insertions(+), 5 deletions(-)
> 
> diff --git a/io/channel-socket.c b/io/channel-socket.c
> index 6710b2e..878fe2f 100644
> --- a/io/channel-socket.c
> +++ b/io/channel-socket.c
> @@ -403,7 +403,8 @@ static void qio_channel_socket_finalize(Object *obj)
>     QIOChannelSocket *ioc = QIO_CHANNEL_SOCKET(obj);
> 
>     if (ioc->fd != -1) {
> -        if (QIO_CHANNEL(ioc)->features & (1 << QIO_CHANNEL_FEATURE_LISTEN)) {
> +        QIOChannel ioc_local = QIO_CHANNEL(ioc);

Oops, I tested one patch and sent another. Please disregard this series briefly. v2 coming up in a few minutes.

Felipe

> +        if (qio_channel_has_feature(ioc_local, QIO_CHANNEL_FEATURE_LISTEN)) {
>             Error *err = NULL;
> 
>             socket_listen_cleanup(ioc->fd, &err);
> diff --git a/io/channel-tls.c b/io/channel-tls.c
> index 9a8525c..f7bb0e3 100644
> --- a/io/channel-tls.c
> +++ b/io/channel-tls.c
> @@ -111,7 +111,7 @@ qio_channel_tls_new_client(QIOChannel *master,
>     ioc = QIO_CHANNEL(tioc);
> 
>     tioc->master = master;
> -    if (master->features & (1 << QIO_CHANNEL_FEATURE_SHUTDOWN)) {
> +    if (qio_channel_has_feature(master, QIO_CHANNEL_FEATURE_SHUTDOWN)) {
>         ioc->features |= (1 << QIO_CHANNEL_FEATURE_SHUTDOWN);
>     }
>     object_ref(OBJECT(master));
> diff --git a/io/channel-websock.c b/io/channel-websock.c
> index 533bd4b..75df03e 100644
> --- a/io/channel-websock.c
> +++ b/io/channel-websock.c
> @@ -497,7 +497,7 @@ qio_channel_websock_new_server(QIOChannel *master)
>     ioc = QIO_CHANNEL(wioc);
> 
>     wioc->master = master;
> -    if (master->features & (1 << QIO_CHANNEL_FEATURE_SHUTDOWN)) {
> +    if (qio_channel_has_feature(master, QIO_CHANNEL_FEATURE_SHUTDOWN)) {
>         ioc->features |= (1 << QIO_CHANNEL_FEATURE_SHUTDOWN);
>     }
>     object_ref(OBJECT(master));
> diff --git a/io/channel.c b/io/channel.c
> index 923c465..e50325c 100644
> --- a/io/channel.c
> +++ b/io/channel.c
> @@ -40,7 +40,7 @@ ssize_t qio_channel_readv_full(QIOChannel *ioc,
>     QIOChannelClass *klass = QIO_CHANNEL_GET_CLASS(ioc);
> 
>     if ((fds || nfds) &&
> -        !(ioc->features & (1 << QIO_CHANNEL_FEATURE_FD_PASS))) {
> +        !qio_channel_has_feature(ioc, QIO_CHANNEL_FEATURE_FD_PASS)) {
>         error_setg_errno(errp, EINVAL,
>                          "Channel does not support file descriptor passing");
>         return -1;
> @@ -60,7 +60,7 @@ ssize_t qio_channel_writev_full(QIOChannel *ioc,
>     QIOChannelClass *klass = QIO_CHANNEL_GET_CLASS(ioc);
> 
>     if ((fds || nfds) &&
> -        !(ioc->features & (1 << QIO_CHANNEL_FEATURE_FD_PASS))) {
> +        !qio_channel_has_feature(ioc, QIO_CHANNEL_FEATURE_FD_PASS)) {
>         error_setg_errno(errp, EINVAL,
>                          "Channel does not support file descriptor passing");
>         return -1;
> -- 
> 1.7.1
>