[Spice-devel] [PATCH spice-server 08/13] server: move the linking of channels to a separate routine

Alon Levy alevy at redhat.com
Thu Sep 22 07:01:00 PDT 2011


On Wed, Sep 21, 2011 at 06:51:18PM +0300, Yonit Halperin wrote:
> 
> Signed-off-by: Yonit Halperin <yhalperi at redhat.com>
> ---
>  server/reds.c |   68 +++++++++++++++++++++++++++++++++++---------------------
>  1 files changed, 42 insertions(+), 26 deletions(-)
> 
> diff --git a/server/reds.c b/server/reds.c
> index bea0eb0..e7388a0 100644
> --- a/server/reds.c
> +++ b/server/reds.c
> @@ -2612,12 +2612,48 @@ static void inputs_init()
>      reds_register_channel(channel);
>  }
>  
> +static void reds_send_input_channel_insecure_warn()
> +{
> +    RedsOutItem *item;
> +    SpiceMsgNotify notify;
> +    char *mess = "keyboard channel is insecure";
> +    const int mess_len = strlen(mess);
> +
> +    item = new_out_item(SPICE_MSG_NOTIFY);
> +
> +    notify.time_stamp = get_time_stamp();
> +    notify.severity = SPICE_NOTIFY_SEVERITY_WARN;
> +    notify.visibilty = SPICE_NOTIFY_VISIBILITY_HIGH;
> +    notify.what = SPICE_WARN_GENERAL;
> +    notify.message_len = mess_len;
> +
> +    spice_marshall_msg_notify(item->m, &notify);
> +    spice_marshaller_add(item->m, (uint8_t *)mess, mess_len + 1);
> +
> +    reds_push_pipe_item(item);
> +}
> +
> +static void reds_channel_do_link(Channel *channel, SpiceLinkMess *link_msg, RedsStream *stream)
> +{
> +    uint32_t *caps;
> +
> +    ASSERT(channel);
> +    ASSERT(link_msg);
> +    ASSERT(stream);
> +
> +    if (link_msg->channel_type == SPICE_CHANNEL_INPUTS && !stream->ssl) {
> +        reds_send_input_channel_insecure_warn();
> +    }
> +    caps = (uint32_t *)((uint8_t *)link_msg + link_msg->caps_offset);
> +    channel->link(channel, stream, FALSE, link_msg->num_common_caps,
> +                  link_msg->num_common_caps ? caps : NULL, link_msg->num_channel_caps,
> +                  link_msg->num_channel_caps ? caps + link_msg->num_common_caps : NULL);
> +}
> +
>  static void reds_handle_other_links(RedLinkInfo *link)
>  {
>      Channel *channel;
> -    RedsStream *stream;
>      SpiceLinkMess *link_mess;
> -    uint32_t *caps;
>  
>      link_mess = link->link_mess;
>  
> @@ -2635,36 +2671,16 @@ static void reds_handle_other_links(RedLinkInfo *link)
>      }
>  
>      reds_send_link_result(link, SPICE_LINK_ERR_OK);
> +    // TODO: if mig_target, where this call should be? here or only when the links are handled
Both? add a prefix argument to reds_show_new_channel maybe.

>      reds_show_new_channel(link, reds->link_id);
> -    if (link_mess->channel_type == SPICE_CHANNEL_INPUTS && !link->stream->ssl) {
> -        RedsOutItem *item;
> -        SpiceMsgNotify notify;
> -        char *mess = "keyboard channel is insecure";
> -        const int mess_len = strlen(mess);
> -
> -        item = new_out_item(SPICE_MSG_NOTIFY);
> -
> -        notify.time_stamp = get_time_stamp();
> -        notify.severity = SPICE_NOTIFY_SEVERITY_WARN;
> -        notify.visibilty = SPICE_NOTIFY_VISIBILITY_HIGH;
> -        notify.what = SPICE_WARN_GENERAL;
> -        notify.message_len = mess_len;
> +    reds_stream_remove_watch(link->stream);
>  
> -        spice_marshall_msg_notify(item->m, &notify);
> -        spice_marshaller_add(item->m, (uint8_t *)mess, mess_len + 1);
> +    reds_channel_do_link(channel, link->link_mess, link->stream);

Would be nice to consistently use link_mess or link->link_mess, not both.

> +    free(link_mess);
>  
> -        reds_push_pipe_item(item);
> -    }
> -    stream = link->stream;
> -    reds_stream_remove_watch(stream);
>      link->stream = NULL;
>      link->link_mess = NULL;
>      reds_link_free(link);
> -    caps = (uint32_t *)((uint8_t *)link_mess + link_mess->caps_offset);
> -    channel->link(channel, stream, reds->mig_target, link_mess->num_common_caps,
> -                  link_mess->num_common_caps ? caps : NULL, link_mess->num_channel_caps,
> -                  link_mess->num_channel_caps ? caps + link_mess->num_common_caps : NULL);
> -    free(link_mess);
>  }
>  
>  static void reds_handle_link(RedLinkInfo *link)
> -- 
> 1.7.4.4
> 


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