[PATCH 1/4] iface-modem-3gpp: port mm_iface_modem_3gpp_initialize to use GTask

Aleksander Morgado aleksander at aleksander.es
Fri Jun 30 09:01:04 UTC 2017


On 29/06/17 13:46, Ben Chan wrote:
> ---
>  src/mm-iface-modem-3gpp.c | 95 +++++++++++++++++++++--------------------------
>  1 file changed, 43 insertions(+), 52 deletions(-)
> 

Pushed to git master, thanks.

> diff --git a/src/mm-iface-modem-3gpp.c b/src/mm-iface-modem-3gpp.c
> index bcd12e85..e06e36cf 100644
> --- a/src/mm-iface-modem-3gpp.c
> +++ b/src/mm-iface-modem-3gpp.c
> @@ -1842,7 +1842,7 @@ mm_iface_modem_3gpp_enable (MMIfaceModem3gpp *self,
>  /*****************************************************************************/
>  
>  typedef struct _InitializationContext InitializationContext;
> -static void interface_initialization_step (InitializationContext *ctx);
> +static void interface_initialization_step (GTask *task);
>  
>  typedef enum {
>      INITIALIZATION_STEP_FIRST,
> @@ -1852,38 +1852,17 @@ typedef enum {
>  } InitializationStep;
>  
>  struct _InitializationContext {
> -    MMIfaceModem3gpp *self;
>      MmGdbusModem3gpp *skeleton;
> -    GSimpleAsyncResult *result;
> -    GCancellable *cancellable;
>      InitializationStep step;
>  };
>  
>  static void
> -initialization_context_complete_and_free (InitializationContext *ctx)
> +initialization_context_free (InitializationContext *ctx)
>  {
> -    g_simple_async_result_complete_in_idle (ctx->result);
> -    g_object_unref (ctx->self);
> -    g_object_unref (ctx->result);
> -    g_object_unref (ctx->cancellable);
>      g_object_unref (ctx->skeleton);
>      g_free (ctx);
>  }
>  
> -static gboolean
> -initialization_context_complete_and_free_if_cancelled (InitializationContext *ctx)
> -{
> -    if (!g_cancellable_is_cancelled (ctx->cancellable))
> -        return FALSE;
> -
> -    g_simple_async_result_set_error (ctx->result,
> -                                     MM_CORE_ERROR,
> -                                     MM_CORE_ERROR_CANCELLED,
> -                                     "Interface initialization cancelled");
> -    initialization_context_complete_and_free (ctx);
> -    return TRUE;
> -}
> -
>  static void
>  sim_pin_lock_enabled_cb (MMBaseSim *self,
>                           gboolean enabled,
> @@ -1903,11 +1882,14 @@ sim_pin_lock_enabled_cb (MMBaseSim *self,
>  static void
>  load_enabled_facility_locks_ready (MMIfaceModem3gpp *self,
>                                     GAsyncResult *res,
> -                                   InitializationContext *ctx)
> +                                   GTask *task)
>  {
> +    InitializationContext *ctx;
>      GError *error = NULL;
>      MMModem3gppFacility facilities;
>  
> +    ctx = g_task_get_task_data (task);
> +
>      facilities = MM_IFACE_MODEM_3GPP_GET_INTERFACE (self)->load_enabled_facility_locks_finish (self, res, &error);
>      mm_gdbus_modem3gpp_set_enabled_facility_locks (ctx->skeleton, facilities);
>  
> @@ -1933,17 +1915,20 @@ load_enabled_facility_locks_ready (MMIfaceModem3gpp *self,
>  
>      /* Go on to next step */
>      ctx->step++;
> -    interface_initialization_step (ctx);
> +    interface_initialization_step (task);
>  }
>  
>  static void
>  load_imei_ready (MMIfaceModem3gpp *self,
>                   GAsyncResult *res,
> -                 InitializationContext *ctx)
> +                 GTask *task)
>  {
> +    InitializationContext *ctx;
>      GError *error = NULL;
>      gchar *imei;
>  
> +    ctx = g_task_get_task_data (task);
> +
>      imei = MM_IFACE_MODEM_3GPP_GET_INTERFACE (self)->load_imei_finish (self, res, &error);
>      mm_gdbus_modem3gpp_set_imei (ctx->skeleton, imei);
>      g_free (imei);
> @@ -1955,15 +1940,23 @@ load_imei_ready (MMIfaceModem3gpp *self,
>  
>      /* Go on to next step */
>      ctx->step++;
> -    interface_initialization_step (ctx);
> +    interface_initialization_step (task);
>  }
>  
>  static void
> -interface_initialization_step (InitializationContext *ctx)
> +interface_initialization_step (GTask *task)
>  {
> +    MMIfaceModem3gpp *self;
> +    InitializationContext *ctx;
> +
>      /* Don't run new steps if we're cancelled */
> -    if (initialization_context_complete_and_free_if_cancelled (ctx))
> +    if (g_task_return_error_if_cancelled (task)) {
> +        g_object_unref (task);
>          return;
> +    }
> +
> +    self = g_task_get_source_object (task);
> +    ctx = g_task_get_task_data (task);
>  
>      switch (ctx->step) {
>      case INITIALIZATION_STEP_FIRST:
> @@ -1975,24 +1968,24 @@ interface_initialization_step (InitializationContext *ctx)
>           * lifetime of the modem. Therefore, if we already have it loaded,
>           * don't try to load it again. */
>          if (!mm_gdbus_modem3gpp_get_imei (ctx->skeleton) &&
> -            MM_IFACE_MODEM_3GPP_GET_INTERFACE (ctx->self)->load_imei &&
> -            MM_IFACE_MODEM_3GPP_GET_INTERFACE (ctx->self)->load_imei_finish) {
> -            MM_IFACE_MODEM_3GPP_GET_INTERFACE (ctx->self)->load_imei (
> -                ctx->self,
> +            MM_IFACE_MODEM_3GPP_GET_INTERFACE (self)->load_imei &&
> +            MM_IFACE_MODEM_3GPP_GET_INTERFACE (self)->load_imei_finish) {
> +            MM_IFACE_MODEM_3GPP_GET_INTERFACE (self)->load_imei (
> +                self,
>                  (GAsyncReadyCallback)load_imei_ready,
> -                ctx);
> +                task);
>              return;
>          }
>          /* Fall down to next step */
>          ctx->step++;
>  
>      case INITIALIZATION_STEP_ENABLED_FACILITY_LOCKS:
> -        if (MM_IFACE_MODEM_3GPP_GET_INTERFACE (ctx->self)->load_enabled_facility_locks &&
> -            MM_IFACE_MODEM_3GPP_GET_INTERFACE (ctx->self)->load_enabled_facility_locks_finish) {
> -            MM_IFACE_MODEM_3GPP_GET_INTERFACE (ctx->self)->load_enabled_facility_locks (
> -                ctx->self,
> +        if (MM_IFACE_MODEM_3GPP_GET_INTERFACE (self)->load_enabled_facility_locks &&
> +            MM_IFACE_MODEM_3GPP_GET_INTERFACE (self)->load_enabled_facility_locks_finish) {
> +            MM_IFACE_MODEM_3GPP_GET_INTERFACE (self)->load_enabled_facility_locks (
> +                self,
>                  (GAsyncReadyCallback)load_enabled_facility_locks_ready,
> -                ctx);
> +                task);
>              return;
>          }
>          /* Fall down to next step */
> @@ -2005,19 +1998,19 @@ interface_initialization_step (InitializationContext *ctx)
>          g_signal_connect (ctx->skeleton,
>                            "handle-register",
>                            G_CALLBACK (handle_register),
> -                          ctx->self);
> +                          self);
>          g_signal_connect (ctx->skeleton,
>                            "handle-scan",
>                            G_CALLBACK (handle_scan),
> -                          ctx->self);
> +                          self);
>  
>  
>          /* Finally, export the new interface */
> -        mm_gdbus_object_skeleton_set_modem3gpp (MM_GDBUS_OBJECT_SKELETON (ctx->self),
> +        mm_gdbus_object_skeleton_set_modem3gpp (MM_GDBUS_OBJECT_SKELETON (self),
>                                                  MM_GDBUS_MODEM3GPP (ctx->skeleton));
>  
> -        g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
> -        initialization_context_complete_and_free (ctx);
> +        g_task_return_boolean (task, TRUE);
> +        g_object_unref (task);
>          return;
>      }
>  
> @@ -2029,7 +2022,7 @@ mm_iface_modem_3gpp_initialize_finish (MMIfaceModem3gpp *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);
>  }
>  
>  void
> @@ -2040,6 +2033,7 @@ mm_iface_modem_3gpp_initialize (MMIfaceModem3gpp *self,
>  {
>      MmGdbusModem3gpp *skeleton = NULL;
>      InitializationContext *ctx;
> +    GTask *task;
>  
>      /* Did we already create it? */
>      g_object_get (self,
> @@ -2075,17 +2069,14 @@ mm_iface_modem_3gpp_initialize (MMIfaceModem3gpp *self,
>      }
>  
>      ctx = g_new0 (InitializationContext, 1);
> -    ctx->self = g_object_ref (self);
> -    ctx->cancellable = g_object_ref (cancellable);
> -    ctx->result = g_simple_async_result_new (G_OBJECT (self),
> -                                             callback,
> -                                             user_data,
> -                                             mm_iface_modem_3gpp_initialize);
>      ctx->step = INITIALIZATION_STEP_FIRST;
>      ctx->skeleton = skeleton;
>  
> +    task = g_task_new (self, cancellable, callback, user_data);
> +    g_task_set_task_data (task, ctx, (GDestroyNotify)initialization_context_free);
> +
>      /* Perform async initialization here */
> -    interface_initialization_step (ctx);
> +    interface_initialization_step (task);
>  }
>  
>  void
> 


-- 
Aleksander
https://aleksander.es


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