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sim-mbim: preload id of active UICC application

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This would be the application id that refers to the active SIM card.
This commit is contained in:
Aleksander Morgado
2022-09-07 21:32:09 +00:00
parent af9b6d4f2d
commit 6e04142a96
1 changed files with 90 additions and 14 deletions
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104
src/mm-sim-mbim.c
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@@ -32,6 +32,8 @@
#include "mm-modem-helpers-mbim.h"
#include "mm-sim-mbim.h"
#define MS_UICC_LOW_LEVEL_SUPPORTED_VERSION 0x01
G_DEFINE_TYPE (MMSimMbim, mm_sim_mbim, MM_TYPE_BASE_SIM)
struct _MMSimMbimPrivate {
@@ -43,6 +45,8 @@ struct _MMSimMbimPrivate {
MMSimType sim_type;
MMSimEsimStatus esim_status;
MMSimRemovability removability;
GByteArray *application_id;
GError *application_id_error;
/* need to get notified when a full sync of the info
* is needed, so that we clear the preloaded data. */
@@ -158,6 +162,8 @@ reset_subscriber_info (MMSimMbim *self)
self->priv->sim_type = MM_SIM_TYPE_UNKNOWN;
self->priv->esim_status = MM_SIM_ESIM_STATUS_UNKNOWN;
self->priv->removability = MM_SIM_REMOVABILITY_UNKNOWN;
g_clear_pointer (&self->priv->application_id, g_byte_array_unref);
g_clear_error (&self->priv->application_id_error);
}
static gboolean
@@ -168,6 +174,70 @@ preload_subscriber_info_finish (MMSimMbim *self,
return g_task_propagate_boolean (G_TASK (res), error);
}
static void
application_list_query_ready (MbimDevice *device,
GAsyncResult *res,
GTask *task)
{
MMSimMbim *self;
g_autoptr(MbimMessage) response = NULL;
guint32 version;
guint32 application_count;
guint32 active_application_index;
g_autoptr(MbimUiccApplicationArray) applications = NULL;
self = g_task_get_source_object (task);
g_assert (!self->priv->application_id);
g_assert (!self->priv->application_id_error);
response = mbim_device_command_finish (device, res, &self->priv->application_id_error);
if (response &&
mbim_message_response_get_result (response, MBIM_MESSAGE_TYPE_COMMAND_DONE, &self->priv->application_id_error) &&
mbim_message_ms_uicc_low_level_access_application_list_response_parse (
response,
&version,
&application_count,
&active_application_index,
NULL, /* application_list_size_bytes */
&applications,
&self->priv->application_id_error)) {
mm_obj_dbg (self, "processed MS UICC low level access application list response");
if (version != MS_UICC_LOW_LEVEL_SUPPORTED_VERSION)
self->priv->application_id_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_UNSUPPORTED,
"Application list version %u is not supported",
version);
else if (active_application_index >= application_count)
self->priv->application_id_error = g_error_new (MM_CORE_ERROR, MM_CORE_ERROR_INVALID_ARGS,
"Invalid active application index: %u >= %u",
active_application_index, application_count);
else
self->priv->application_id = g_byte_array_append (g_byte_array_sized_new (applications[active_application_index]->application_id_size),
applications[active_application_index]->application_id,
applications[active_application_index]->application_id_size);
}
/* At this point we just complete, as all the info and errors have already
* been stored */
g_task_return_boolean (task, TRUE);
g_object_unref (task);
}
static void
uicc_application_list (GTask *task,
MbimDevice *device)
{
g_autoptr(MbimMessage) message = NULL;
message = mbim_message_ms_uicc_low_level_access_application_list_query_new (NULL);
mbim_device_command (device,
message,
10,
NULL,
(GAsyncReadyCallback)application_list_query_ready,
task);
}
static void
subscriber_ready_status_ready (MbimDevice *device,
GAsyncResult *res,
@@ -244,10 +314,23 @@ subscriber_ready_status_ready (MbimDevice *device,
self->priv->iccid = mm_3gpp_parse_iccid (raw_iccid, &self->priv->iccid_error);
}
/* At this point we just complete, as all the info and errors have already
* been stored */
g_task_return_boolean (task, TRUE);
g_object_unref (task);
/* Go on to preload next contents */
uicc_application_list (task, device);
}
static void
subscriber_ready_status (GTask *task,
MbimDevice *device)
{
g_autoptr(MbimMessage) message = NULL;
message = mbim_message_subscriber_ready_status_query_new (NULL);
mbim_device_command (device,
message,
10,
NULL,
(GAsyncReadyCallback)subscriber_ready_status_ready,
task);
}
static void
@@ -255,9 +338,8 @@ preload_subscriber_info (MMSimMbim *self,
GAsyncReadyCallback callback,
gpointer user_data)
{
GTask *task;
MbimDevice *device;
g_autoptr(MbimMessage) message = NULL;
GTask *task;
MbimDevice *device;
if (!peek_device (self, &device, callback, user_data))
return;
@@ -281,13 +363,7 @@ preload_subscriber_info (MMSimMbim *self,
#endif
message = mbim_message_subscriber_ready_status_query_new (NULL);
mbim_device_command (device,
message,
10,
NULL,
(GAsyncReadyCallback)subscriber_ready_status_ready,
task);
subscriber_ready_status (task, device);
}
/*****************************************************************************/