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iface-modem: interface can be disabled

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The Modem interface can be disabled, going from enabled back to initialized. The
disabling process will include closing the ports opened during the enabling.
This commit is contained in:
Aleksander Morgado
2011-11-25 15:10:13 +01:00
parent 781c1821fd
commit f3b6bfeb8f
2 changed files with 115 additions and 0 deletions
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107
src/mm-iface-modem.c
View File

@@ -32,6 +32,9 @@ static void interface_initialization_step (InitializationContext *ctx);
typedef struct _EnablingContext EnablingContext;
static void interface_enabling_step (EnablingContext *ctx);
typedef struct _DisablingContext DisablingContext;
static void interface_disabling_step (DisablingContext *ctx);
typedef enum {
INTERFACE_STATUS_SHUTDOWN,
INTERFACE_STATUS_INITIALIZING,
@@ -749,6 +752,110 @@ mm_iface_modem_signal_quality_check (MMIfaceModem *self,
/*****************************************************************************/
typedef enum {
DISABLING_STEP_FIRST,
DISABLING_STEP_LAST
} DisablingStep;
struct _DisablingContext {
MMIfaceModem *self;
MMAtSerialPort *primary;
DisablingStep step;
MMModemState previous_state;
gboolean disabled;
GSimpleAsyncResult *result;
MmGdbusModem *skeleton;
};
static DisablingContext *
disabling_context_new (MMIfaceModem *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
DisablingContext *ctx;
ctx = g_new0 (DisablingContext, 1);
ctx->self = g_object_ref (self);
ctx->primary = g_object_ref (mm_base_modem_get_port_primary (MM_BASE_MODEM (self)));
ctx->result = g_simple_async_result_new (G_OBJECT (self),
callback,
user_data,
disabling_context_new);
ctx->step = DISABLING_STEP_FIRST;
g_object_get (ctx->self,
MM_IFACE_MODEM_DBUS_SKELETON, &ctx->skeleton,
MM_IFACE_MODEM_STATE, &ctx->previous_state,
NULL);
g_assert (ctx->skeleton != NULL);
update_state (ctx->self,
MM_MODEM_STATE_DISABLING,
MM_MODEM_STATE_CHANGE_REASON_USER_REQUESTED);
return ctx;
}
static void
disabling_context_complete_and_free (DisablingContext *ctx)
{
g_simple_async_result_complete_in_idle (ctx->result);
if (ctx->disabled)
update_state (ctx->self,
MM_MODEM_STATE_DISABLED,
MM_MODEM_STATE_CHANGE_REASON_USER_REQUESTED);
else
/* Fallback to previous state */
update_state (ctx->self,
ctx->previous_state,
MM_MODEM_STATE_CHANGE_REASON_UNKNOWN);
g_object_unref (ctx->self);
g_object_unref (ctx->primary);
g_object_unref (ctx->result);
g_object_unref (ctx->skeleton);
g_free (ctx);
}
gboolean
mm_iface_modem_disable_finish (MMIfaceModem *self,
GAsyncResult *res,
GError **error)
{
return !g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (res), error);
}
static void
interface_disabling_step (DisablingContext *ctx)
{
switch (ctx->step) {
case DISABLING_STEP_FIRST:
/* Fall down to next step */
ctx->step++;
case DISABLING_STEP_LAST:
/* We are done without errors! */
g_simple_async_result_set_op_res_gboolean (ctx->result, TRUE);
ctx->disabled = TRUE;
disabling_context_complete_and_free (ctx);
return;
}
g_assert_not_reached ();
}
void
mm_iface_modem_disable (MMIfaceModem *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
interface_disabling_step (disabling_context_new (self,
callback,
user_data));
}
/*****************************************************************************/
typedef enum {
ENABLING_STEP_FIRST,
ENABLING_STEP_OPEN_PORT,

8
src/mm-iface-modem.h
View File

@@ -254,6 +254,14 @@ gboolean mm_iface_modem_enable_finish (MMIfaceModem *self,
GAsyncResult *res,
GError **error);
/* Disable Modem interface (async) */
void mm_iface_modem_disable (MMIfaceModem *self,
GAsyncReadyCallback callback,
gpointer user_data);
gboolean mm_iface_modem_disable_finish (MMIfaceModem *self,
GAsyncResult *res,
GError **error);
/* Shutdown Modem interface */
gboolean mm_iface_modem_shutdown (MMIfaceModem *self,
GError **error);