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iface-modem-location: port mm_iface_modem_location_enable to use GTask

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This commit is contained in:
Ben Chan
2017-06-27 01:42:28 -07:00
committed by Aleksander Morgado
parent 7c2c7bc763
commit 8101ce3f15
1 changed files with 35 additions and 47 deletions
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82
src/mm-iface-modem-location.c
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@@ -1309,7 +1309,7 @@ mm_iface_modem_location_disable (MMIfaceModemLocation *self,
/*****************************************************************************/
typedef struct _EnablingContext EnablingContext;
static void interface_enabling_step (EnablingContext *ctx);
static void interface_enabling_step (GTask *task);
typedef enum {
ENABLING_STEP_FIRST,
@@ -1318,71 +1318,60 @@ typedef enum {
} EnablingStep;
struct _EnablingContext {
MMIfaceModemLocation *self;
EnablingStep step;
GSimpleAsyncResult *result;
GCancellable *cancellable;
MmGdbusModemLocation *skeleton;
};
static void
enabling_context_complete_and_free (EnablingContext *ctx)
enabling_context_free (EnablingContext *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);
if (ctx->skeleton)
g_object_unref (ctx->skeleton);
g_free (ctx);
}
static gboolean
enabling_context_complete_and_free_if_cancelled (EnablingContext *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 enabling cancelled");
enabling_context_complete_and_free (ctx);
return TRUE;
}
gboolean
mm_iface_modem_location_enable_finish (MMIfaceModemLocation *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
enabling_location_gathering_ready (MMIfaceModemLocation *self,
GAsyncResult *res,
EnablingContext *ctx)
GTask *task)
{
EnablingContext *ctx;
GError *error = NULL;
if (!setup_gathering_finish (self, res, &error)) {
g_simple_async_result_take_error (ctx->result, error);
enabling_context_complete_and_free (ctx);
g_task_return_error (task, error);
g_object_unref (task);
return;
}
/* Go on to next step */
ctx = g_task_get_task_data (task);
ctx->step++;
interface_enabling_step (ctx);
interface_enabling_step (task);
}
static void
interface_enabling_step (EnablingContext *ctx)
interface_enabling_step (GTask *task)
{
MMIfaceModemLocation *self;
EnablingContext *ctx;
/* Don't run new steps if we're cancelled */
if (enabling_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 ENABLING_STEP_FIRST:
@@ -1399,17 +1388,17 @@ interface_enabling_step (EnablingContext *ctx)
MM_MODEM_LOCATION_SOURCE_GPS_UNMANAGED |
MM_MODEM_LOCATION_SOURCE_AGPS);
setup_gathering (ctx->self,
setup_gathering (self,
default_sources,
(GAsyncReadyCallback)enabling_location_gathering_ready,
ctx);
task);
return;
}
case ENABLING_STEP_LAST:
/* We are done without errors! */
g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
enabling_context_complete_and_free (ctx);
g_task_return_boolean (task, TRUE);
g_object_unref (task);
return;
}
@@ -1423,28 +1412,27 @@ mm_iface_modem_location_enable (MMIfaceModemLocation *self,
gpointer user_data)
{
EnablingContext *ctx;
GTask *task;
ctx = g_new0 (EnablingContext, 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_location_enable);
ctx->step = ENABLING_STEP_FIRST;
g_object_get (ctx->self,
task = g_task_new (self, cancellable, callback, user_data);
g_task_set_task_data (task, ctx, (GDestroyNotify)enabling_context_free);
g_object_get (self,
MM_IFACE_MODEM_LOCATION_DBUS_SKELETON, &ctx->skeleton,
NULL);
if (!ctx->skeleton) {
g_simple_async_result_set_error (ctx->result,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Couldn't get interface skeleton");
enabling_context_complete_and_free (ctx);
g_task_return_new_error (task,
MM_CORE_ERROR,
MM_CORE_ERROR_FAILED,
"Couldn't get interface skeleton");
g_object_unref (task);
return;
}
interface_enabling_step (ctx);
interface_enabling_step (task);
}
/*****************************************************************************/