Re: [PATCH 3/4] hide CursorChannelClient implementation details

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On Fri, 2016-05-13 at 10:16 +0100, Frediano Ziglio wrote:
> The existence of this class can be hidden to user of CursorChannel class
> 
> Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
> ---
>  server/cursor-channel.c | 15 +++++++++++----
>  server/cursor-channel.h |  7 ++-----
>  server/red-worker.c     |  4 ++--
>  3 files changed, 15 insertions(+), 11 deletions(-)
> 
> diff --git a/server/cursor-channel.c b/server/cursor-channel.c
> index 66f0181..688bab4 100644
> --- a/server/cursor-channel.c
> +++ b/server/cursor-channel.c
> @@ -31,6 +31,8 @@
>  #define CURSOR_CACHE_HASH_MASK (CURSOR_CACHE_HASH_SIZE - 1)
>  #define CURSOR_CACHE_HASH_KEY(id) ((id) & CURSOR_CACHE_HASH_MASK)
>  
> +typedef struct CursorChannelClient CursorChannelClient;
> +
>  enum {
>      RED_PIPE_ITEM_TYPE_CURSOR = RED_PIPE_ITEM_TYPE_COMMON_LAST,
>      RED_PIPE_ITEM_TYPE_CURSOR_INIT,
> @@ -439,9 +441,9 @@ CursorChannel* cursor_channel_new(RedWorker *worker)
>      return cursor_channel;
>  }
>  
> -void cursor_channel_client_migrate(CursorChannelClient* client)
> +void cursor_channel_client_migrate(RedChannelClient *rcc)
>  {
> -    RedChannelClient *rcc;
> +    CursorChannelClient* client = (CursorChannelClient*)rcc;
>  
>      spice_return_if_fail(client);
>      rcc = RED_CHANNEL_CLIENT(client);
> @@ -548,7 +550,7 @@ void cursor_channel_reset(CursorChannel *cursor)
>      }
>  }
>  
> -void cursor_channel_init(CursorChannel *cursor, CursorChannelClient *client)
> +static void cursor_channel_init_client(CursorChannel *cursor,
> CursorChannelClient *client)
>  {
>      spice_return_if_fail(cursor);
>  
> @@ -565,6 +567,11 @@ void cursor_channel_init(CursorChannel *cursor,
> CursorChannelClient *client)
>          red_channel_pipes_add_type(RED_CHANNEL(cursor),
> RED_PIPE_ITEM_TYPE_CURSOR_INIT);
>  }
>  
> +void cursor_channel_init(CursorChannel *cursor)
> +{
> +    cursor_channel_init_client(cursor, NULL);
> +}
> +
>  void cursor_channel_set_mouse_mode(CursorChannel *cursor, uint32_t mode)
>  {
>      spice_return_if_fail(cursor);
> @@ -592,5 +599,5 @@ void cursor_channel_connect(CursorChannel *cursor,
> RedClient *client, RedsStream
>      red_channel_client_ack_zero_messages_window(rcc);
>      red_channel_client_push_set_ack(rcc);
>  
> -    cursor_channel_init(cursor, ccc);
> +    cursor_channel_init_client(cursor, ccc);
>  }
> diff --git a/server/cursor-channel.h b/server/cursor-channel.h
> index 6bba822..6c89bc3 100644
> --- a/server/cursor-channel.h
> +++ b/server/cursor-channel.h
> @@ -24,14 +24,11 @@
>  #include "red-parse-qxl.h"
>  
>  typedef struct CursorChannel CursorChannel;
> -typedef struct CursorChannelClient CursorChannelClient;
> -
> -#define CURSOR_CHANNEL_CLIENT(Client) ((CursorChannelClient*)(Client))
>  
>  CursorChannel*       cursor_channel_new         (RedWorker *worker);
>  void                 cursor_channel_disconnect  (CursorChannel
> *cursor_channel);
>  void                 cursor_channel_reset       (CursorChannel *cursor);
> -void                 cursor_channel_init        (CursorChannel *cursor,
> CursorChannelClient* client);
> +void                 cursor_channel_init        (CursorChannel *cursor);
>  void                 cursor_channel_process_cmd (CursorChannel *cursor,
> RedCursorCmd *cursor_cmd);
>  void                 cursor_channel_set_mouse_mode(CursorChannel *cursor,
> uint32_t mode);
>  void                 cursor_channel_connect     (CursorChannel *cursor,
> RedClient *client, 
> @@ -40,6 +37,6 @@ void                 cursor_channel_connect    
>  (CursorChannel *cursor, RedClien
>                                                   uint32_t *common_caps, int
> num_common_caps,
>                                                   uint32_t *caps, int
> num_caps);
>  
> -void                 cursor_channel_client_migrate(CursorChannelClient*
> client);
> +void                 cursor_channel_client_migrate(RedChannelClient *client);

Seems like this may be a potential future RedChannelClient vfunc? Not really
relevant to this patch though.

>  
>  #endif /* CURSOR_CHANNEL_H_ */
> diff --git a/server/red-worker.c b/server/red-worker.c
> index f6d626b..ce65444 100644
> --- a/server/red-worker.c
> +++ b/server/red-worker.c
> @@ -687,7 +687,7 @@ static void dev_create_primary_surface(RedWorker *worker,
> uint32_t surface_id,
>          red_channel_push(&worker->display_channel->common.base);
>      }
>  
> -    cursor_channel_init(worker->cursor_channel, NULL);
> +    cursor_channel_init(worker->cursor_channel);
>  }
>  
>  static void handle_dev_create_primary_surface(void *opaque, void *payload)
> @@ -1000,7 +1000,7 @@ static void handle_dev_cursor_migrate(void *opaque, void
> *payload)
>      RedChannelClient *rcc = msg->rcc;
>  
>      spice_info("migrate cursor client");
> -    cursor_channel_client_migrate(CURSOR_CHANNEL_CLIENT(rcc));
> +    cursor_channel_client_migrate(rcc);
>  }
>  
>  static void handle_dev_set_compression(void *opaque, void *payload)

Acked-by: Jonathon Jongsma <jjongsma@xxxxxxxxxx>


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