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egismoc: Assert that task ssm is unset when setting it

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We need to ensure that we are not overwriting the instance SSM, so that
we can be sure that we are only doing one operation at time.

Also we need to ensure that the task unsetting it, is the owner of it.
This commit is contained in:
Marco Trevisan (Treviño) 2024-02-19 15:44:46 +01:00
parent 591f9ad3cf
commit b97efa6fed
1 changed files with 8 additions and 1 deletions
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9
libfprint/drivers/egismoc/egismoc.c
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@ -149,7 +149,8 @@ egismoc_task_ssm_done (FpiSsm *ssm,
fp_dbg ("Task SSM done");
FpiDeviceEgisMoc *self = FPI_DEVICE_EGISMOC (device);
/* task_ssm already freed by completion of SSM */
/* task_ssm is going to be freed by completion of SSM */
g_assert (!self->task_ssm || self->task_ssm == ssm);
self->task_ssm = NULL;
g_clear_pointer (&self->enrolled_ids, g_ptr_array_unref);
@ -325,6 +326,7 @@ egismoc_exec_cmd (FpDevice *device,
g_autoptr(FpiUsbTransfer) transfer = NULL;
CommandData *data = g_new0 (CommandData, 1);
g_assert (self->cmd_ssm == NULL);
self->cmd_ssm = fpi_ssm_new (device,
egismoc_cmd_run_state,
CMD_STATES);
@ -499,6 +501,7 @@ egismoc_list (FpDevice *device)
fp_dbg ("List");
FpiDeviceEgisMoc *self = FPI_DEVICE_EGISMOC (device);
g_assert (self->task_ssm == NULL);
self->task_ssm = fpi_ssm_new (device,
egismoc_list_run_state,
LIST_STATES);
@ -711,6 +714,7 @@ egismoc_clear_storage (FpDevice *device)
fp_dbg ("Clear storage");
FpiDeviceEgisMoc *self = FPI_DEVICE_EGISMOC (device);
g_assert (self->task_ssm == NULL);
self->task_ssm = fpi_ssm_new (device,
egismoc_delete_run_state,
DELETE_STATES);
@ -726,6 +730,7 @@ egismoc_delete (FpDevice *device)
fpi_device_get_delete_data (device, &delete_print);
g_assert (self->task_ssm == NULL);
self->task_ssm = fpi_ssm_new (device,
egismoc_delete_run_state,
DELETE_STATES);
@ -1119,6 +1124,7 @@ egismoc_enroll (FpDevice *device)
fpi_device_get_enroll_data (device, &enroll_print->print);
enroll_print->stage = 0;
g_assert (self->task_ssm == NULL);
self->task_ssm = fpi_ssm_new (device, egismoc_enroll_run_state, ENROLL_STATES);
fpi_ssm_set_data (self->task_ssm, g_steal_pointer (&enroll_print), g_free);
fpi_ssm_start (self->task_ssm, egismoc_task_ssm_done);
@ -1306,6 +1312,7 @@ egismoc_identify_verify (FpDevice *device)
fp_dbg ("Identify or Verify");
FpiDeviceEgisMoc *self = FPI_DEVICE_EGISMOC (device);
g_assert (self->task_ssm == NULL);
self->task_ssm = fpi_ssm_new (device, egismoc_identify_run_state, IDENTIFY_STATES);
fpi_ssm_start (self->task_ssm, egismoc_task_ssm_done);
}