[PATCH v2] port-mbim: port mm_port_mbim_{open, close} to use GTask

Aleksander Morgado aleksander at aleksander.es
Sat Apr 8 10:43:35 UTC 2017


On 07/04/17 20:23, Ben Chan wrote:
> ---
> Good catch!
> 
>  src/mm-port-mbim.c | 132 +++++++++++++++++++++--------------------------------
>  1 file changed, 51 insertions(+), 81 deletions(-)
> 

Pushed to git master, thanks!

> diff --git a/src/mm-port-mbim.c b/src/mm-port-mbim.c
> index 2b649963..a0534fea 100644
> --- a/src/mm-port-mbim.c
> +++ b/src/mm-port-mbim.c
> @@ -31,90 +31,58 @@ struct _MMPortMbimPrivate {
>  
>  /*****************************************************************************/
>  
> -typedef struct {
> -    MMPortMbim *self;
> -    GSimpleAsyncResult *result;
> -    GCancellable *cancellable;
> -} PortContext;
> -
> -static void
> -port_context_complete_and_free (PortContext *ctx)
> -{
> -    g_simple_async_result_complete_in_idle (ctx->result);
> -    if (ctx->cancellable)
> -        g_object_unref (ctx->cancellable);
> -    g_object_unref (ctx->result);
> -    g_object_unref (ctx->self);
> -    g_slice_free (PortContext, ctx);
> -}
> -
> -static PortContext *
> -port_context_new (MMPortMbim *self,
> -                  GCancellable *cancellable,
> -                  GAsyncReadyCallback callback,
> -                  gpointer user_data)
> -{
> -    PortContext *ctx;
> -
> -    ctx = g_slice_new0 (PortContext);
> -    ctx->self = g_object_ref (self);
> -    ctx->result = g_simple_async_result_new (G_OBJECT (self),
> -                                             callback,
> -                                             user_data,
> -                                             port_context_new);
> -    ctx->cancellable = cancellable ? g_object_ref (cancellable) : NULL;
> -    return ctx;
> -}
> -
> -/*****************************************************************************/
> -
>  gboolean
>  mm_port_mbim_open_finish (MMPortMbim *self,
>                            GAsyncResult *res,
>                            GError **error)
>  {
> -    return !g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (res), error);
> +    return g_task_propagate_boolean (G_TASK (res), error);
>  }
>  
>  static void
>  mbim_device_open_ready (MbimDevice *mbim_device,
>                          GAsyncResult *res,
> -                        PortContext *ctx)
> +                        GTask *task)
>  {
>      GError *error = NULL;
> +    MMPortMbim *self;
> +
> +    self = g_task_get_source_object (task);
>  
>      /* Reset the progress flag */
> -    ctx->self->priv->in_progress = FALSE;
> +    self->priv->in_progress = FALSE;
>      if (!mbim_device_open_full_finish (mbim_device, res, &error)) {
> -        g_clear_object (&ctx->self->priv->mbim_device);
> -        g_simple_async_result_take_error (ctx->result, error);
> +        g_clear_object (&self->priv->mbim_device);
> +        g_task_return_error (task, error);
>      } else
> -        g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
> +        g_task_return_boolean (task, TRUE);
>  
> -    port_context_complete_and_free (ctx);
> +    g_object_unref (task);
>  }
>  
>  static void
>  mbim_device_new_ready (GObject *unused,
>                         GAsyncResult *res,
> -                       PortContext *ctx)
> +                       GTask *task)
>  {
>      GError *error = NULL;
> +    MMPortMbim *self;
>  
> -    ctx->self->priv->mbim_device = mbim_device_new_finish (res, &error);
> -    if (!ctx->self->priv->mbim_device) {
> -        g_simple_async_result_take_error (ctx->result, error);
> -        port_context_complete_and_free (ctx);
> +    self = g_task_get_source_object (task);
> +    self->priv->mbim_device = mbim_device_new_finish (res, &error);
> +    if (!self->priv->mbim_device) {
> +        g_task_return_error (task, error);
> +        g_object_unref (task);
>          return;
>      }
>  
>      /* Now open the MBIM device */
> -    mbim_device_open_full (ctx->self->priv->mbim_device,
> +    mbim_device_open_full (self->priv->mbim_device,
>                             MBIM_DEVICE_OPEN_FLAGS_PROXY,
>                             30,
> -                           ctx->cancellable,
> +                           g_task_get_cancellable (task),
>                             (GAsyncReadyCallback)mbim_device_open_ready,
> -                           ctx);
> +                           task);
>  }
>  
>  void
> @@ -125,24 +93,24 @@ mm_port_mbim_open (MMPortMbim *self,
>  {
>      GFile *file;
>      gchar *fullpath;
> -    PortContext *ctx;
> +    GTask *task;
>  
>      g_return_if_fail (MM_IS_PORT_MBIM (self));
>  
> -    ctx = port_context_new (self, cancellable, callback, user_data);
> +    task = g_task_new (self, cancellable, callback, user_data);
>  
>      if (self->priv->in_progress) {
> -        g_simple_async_result_set_error (ctx->result,
> -                                         MM_CORE_ERROR,
> -                                         MM_CORE_ERROR_IN_PROGRESS,
> -                                         "MBIM device open/close operation in progress");
> -        port_context_complete_and_free (ctx);
> +        g_task_return_new_error (task,
> +                                 MM_CORE_ERROR,
> +                                 MM_CORE_ERROR_IN_PROGRESS,
> +                                 "MBIM device open/close operation in progress");
> +        g_object_unref (task);
>          return;
>      }
>  
>      if (self->priv->mbim_device) {
> -        g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
> -        port_context_complete_and_free (ctx);
> +        g_task_return_boolean (task, TRUE);
> +        g_object_unref (task);
>          return;
>      }
>  
> @@ -151,9 +119,9 @@ mm_port_mbim_open (MMPortMbim *self,
>  
>      self->priv->in_progress = TRUE;
>      mbim_device_new (file,
> -                     ctx->cancellable,
> +                     cancellable,
>                       (GAsyncReadyCallback)mbim_device_new_ready,
> -                     ctx);
> +                     task);
>  
>      g_free (fullpath);
>      g_object_unref (file);
> @@ -176,25 +144,27 @@ mm_port_mbim_close_finish (MMPortMbim *self,
>                             GAsyncResult *res,
>                             GError **error)
>  {
> -    return !g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (res), error);
> +    return g_task_propagate_boolean (G_TASK (res), error);
>  }
>  
>  static void
>  mbim_device_close_ready (MbimDevice *device,
>                           GAsyncResult *res,
> -                         PortContext *ctx)
> +                         GTask *task)
>  {
>      GError *error = NULL;
> +    MMPortMbim *self;
> +
> +    self = g_task_get_source_object (task);
> +    self->priv->in_progress = FALSE;
> +    g_clear_object (&self->priv->mbim_device);
>  
>      if (!mbim_device_close_finish (device, res, &error))
> -        g_simple_async_result_take_error (ctx->result, error);
> +        g_task_return_error (task, error);
>      else
> -        g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
> -
> -    ctx->self->priv->in_progress = FALSE;
> -    g_clear_object (&ctx->self->priv->mbim_device);
> +        g_task_return_boolean (task, TRUE);
>  
> -    port_context_complete_and_free (ctx);
> +    g_object_unref (task);
>  }
>  
>  void
> @@ -202,24 +172,24 @@ mm_port_mbim_close (MMPortMbim *self,
>                      GAsyncReadyCallback callback,
>                      gpointer user_data)
>  {
> -    PortContext *ctx;
> +    GTask *task;
>  
>      g_return_if_fail (MM_IS_PORT_MBIM (self));
>  
> -    ctx = port_context_new (self, NULL, callback, user_data);
> +    task = g_task_new (self, NULL, callback, user_data);
>  
>      if (self->priv->in_progress) {
> -        g_simple_async_result_set_error (ctx->result,
> -                                         MM_CORE_ERROR,
> -                                         MM_CORE_ERROR_IN_PROGRESS,
> -                                         "MBIM device open/close operation in progress");
> -        port_context_complete_and_free (ctx);
> +        g_task_return_new_error (task,
> +                                 MM_CORE_ERROR,
> +                                 MM_CORE_ERROR_IN_PROGRESS,
> +                                 "MBIM device open/close operation in progress");
> +        g_object_unref (task);
>          return;
>      }
>  
>      if (!self->priv->mbim_device) {
> -        g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
> -        port_context_complete_and_free (ctx);
> +        g_task_return_boolean (task, TRUE);
> +        g_object_unref (task);
>          return;
>      }
>  
> @@ -228,7 +198,7 @@ mm_port_mbim_close (MMPortMbim *self,
>                         5,
>                         NULL,
>                         (GAsyncReadyCallback)mbim_device_close_ready,
> -                       ctx);
> +                       task);
>      g_clear_object (&self->priv->mbim_device);
>  }
>  
> 


-- 
Aleksander
https://aleksander.es


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