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egis_etu905: use const buffer for egis_etu905_exec_cmd command

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The function only uses the passed command as a const buffer and makes a
copy immediately. As such, there is also no need for a destroy callback
as the caller can simply clean up afterwards.

Signed-off-by: Benjamin Berg <benjamin@sipsolutions.net>
This commit is contained in:
Benjamin Berg
2026-06-28 12:25:34 +02:00
parent 4ea0726f45
commit 44704a9b1e
1 changed files with 26 additions and 32 deletions
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libfprint/drivers/egismoc/egis_etu905.c
+26 -32
View File
@@ -331,9 +331,8 @@ egis_etu905_get_check_bytes (FpiByteReader *reader)
static void
egis_etu905_exec_cmd (FpDevice *device,
guchar *cmd,
const guchar *cmd,
const gsize cmd_length,
GDestroyNotify cmd_destroy,
SynCmdMsgCallback callback)
{
g_auto(FpiByteWriter) writer = {0};
@@ -378,10 +377,6 @@ egis_etu905_exec_cmd (FpDevice *device,
fpi_byte_writer_set_pos (&writer, egis_etu905_write_prefix_len);
written &= fpi_byte_writer_put_uint16_be (&writer, check_value);
/* destroy cmd if requested */
if (cmd_destroy)
g_clear_pointer (&cmd, cmd_destroy);
g_assert (self->cmd_ssm == NULL);
self->cmd_ssm = fpi_ssm_new (device,
egis_etu905_cmd_run_state,
@@ -523,7 +518,7 @@ egis_etu905_list_run_state (FpiSsm *ssm,
switch (fpi_ssm_get_cur_state (ssm))
{
case LIST_GET_ENROLLED_IDS:
egis_etu905_exec_cmd (device, cmd_list, cmd_list_len, NULL,
egis_etu905_exec_cmd (device, cmd_list, cmd_list_len,
egis_etu905_list_fill_enrolled_ids_cb);
break;
@@ -743,7 +738,7 @@ egis_etu905_delete_run_state (FpiSsm *ssm,
{
case DELETE_GET_ENROLLED_IDS:
/* get enrolled_ids from device for use building delete payload below */
egis_etu905_exec_cmd (device, cmd_list, cmd_list_len, NULL,
egis_etu905_exec_cmd (device, cmd_list, cmd_list_len,
egis_etu905_list_fill_enrolled_ids_cb);
break;
@@ -758,8 +753,8 @@ egis_etu905_delete_run_state (FpiSsm *ssm,
if (!payload)
return;
egis_etu905_exec_cmd (device, g_steal_pointer (&payload), payload_length,
g_free, egis_etu905_delete_cb);
egis_etu905_exec_cmd (device, payload, payload_length,
egis_etu905_delete_cb);
break;
}
}
@@ -1084,17 +1079,16 @@ egis_etu905_enroll_run_state (FpiSsm *ssm,
{
case ENROLL_START:
egis_etu905_exec_cmd (device, cmd_enroll_starting, cmd_enroll_starting_len,
NULL, egis_etu905_enroll_begin_cb);
egis_etu905_enroll_begin_cb);
break;
case ENROLL_CAPTURE_SENSOR_RESET:
egis_etu905_exec_cmd (device, cmd_sensor_reset, cmd_sensor_reset_len,
NULL, egis_etu905_task_ssm_next_state_cb);
egis_etu905_task_ssm_next_state_cb);
break;
case ENROLL_CAPTURE_SENSOR_START_CAPTURE:
egis_etu905_exec_cmd (device, cmd_sensor_start_capture, cmd_sensor_start_capture_len,
NULL,
egis_etu905_task_ssm_next_state_cb);
break;
@@ -1104,17 +1098,17 @@ egis_etu905_enroll_run_state (FpiSsm *ssm,
case ENROLL_CAPTURE_READ_RESPONSE:
egis_etu905_exec_cmd (device, cmd_read_capture, cmd_read_capture_len,
NULL, egis_etu905_read_capture_cb);
egis_etu905_read_capture_cb);
break;
case ENROLL_DUPLICATE_CHECK:
egis_etu905_exec_cmd (device, cmd_duplicate_check, cmd_duplicate_check_len,
NULL, egis_etu905_enroll_duplicate_check_cb);
egis_etu905_enroll_duplicate_check_cb);
break;
case ENROLL_COMMIT_START:
egis_etu905_exec_cmd (device, cmd_commit_starting, cmd_commit_starting_len,
NULL, egis_etu905_commit_start_cb);
egis_etu905_commit_start_cb);
break;
case ENROLL_COMMIT:
@@ -1141,14 +1135,14 @@ egis_etu905_enroll_run_state (FpiSsm *ssm,
}
payload_length = fpi_byte_writer_get_size (&writer);
egis_etu905_exec_cmd (device, fpi_byte_writer_reset_and_get_data (&writer),
payload_length,
g_free, egis_etu905_task_ssm_next_state_cb);
payload = fpi_byte_writer_reset_and_get_data (&writer);
egis_etu905_exec_cmd (device, payload, payload_length,
egis_etu905_task_ssm_next_state_cb);
break;
case ENROLL_COMMIT_SENSOR_RESET:
egis_etu905_exec_cmd (device, cmd_sensor_reset, cmd_sensor_reset_len,
NULL, egis_etu905_task_ssm_next_state_cb);
egis_etu905_task_ssm_next_state_cb);
break;
case ENROLL_COMPLETE:
@@ -1161,7 +1155,7 @@ egis_etu905_enroll_run_state (FpiSsm *ssm,
/* Cleanup states follow */
case ENROLL_CANCEL:
egis_etu905_exec_cmd (device, cmd_enroll_discard, cmd_enroll_discard_len,
NULL, egis_etu905_task_ssm_next_state_cb);
egis_etu905_task_ssm_next_state_cb);
break;
}
}
@@ -1331,7 +1325,7 @@ egis_etu905_identify_run_state (FpiSsm *ssm,
case IDENTIFY_GET_ENROLLED_IDS:
/* get enrolled_ids from device for use in check stages below */
egis_etu905_exec_cmd (device, cmd_list, cmd_list_len,
NULL, egis_etu905_list_fill_enrolled_ids_cb);
egis_etu905_list_fill_enrolled_ids_cb);
break;
case IDENTIFY_CHECK_ENROLLED_NUM:
@@ -1346,12 +1340,12 @@ egis_etu905_identify_run_state (FpiSsm *ssm,
case IDENTIFY_SENSOR_RESET:
egis_etu905_exec_cmd (device, cmd_sensor_reset, cmd_sensor_reset_len,
NULL, egis_etu905_task_ssm_next_state_cb);
egis_etu905_task_ssm_next_state_cb);
break;
case IDENTIFY_SENSOR_IDENTIFY:
egis_etu905_exec_cmd (device, cmd_sensor_identify, cmd_sensor_identify_len,
NULL, egis_etu905_task_ssm_next_state_cb);
egis_etu905_task_ssm_next_state_cb);
break;
case IDENTIFY_WAIT_FINGER:
@@ -1360,23 +1354,23 @@ egis_etu905_identify_run_state (FpiSsm *ssm,
case IDENTIFY_SENSOR_CHECK:
egis_etu905_exec_cmd (device, cmd_sensor_check, cmd_sensor_check_len,
NULL, egis_etu905_task_ssm_next_state_cb);
egis_etu905_task_ssm_next_state_cb);
break;
case IDENTIFY_CHECK:
payload = egis_etu905_get_check_cmd (device, &payload_length);
egis_etu905_exec_cmd (device, g_steal_pointer (&payload), payload_length,
g_free, egis_etu905_identify_check_cb);
egis_etu905_exec_cmd (device, payload, payload_length,
egis_etu905_identify_check_cb);
break;
case IDENTIFY_SEND_CANCEL_RESULT:
egis_etu905_exec_cmd (device, cmd_identify_cancel_result, cmd_identify_cancel_result_len,
NULL, egis_etu905_task_ssm_next_state_cb);
egis_etu905_task_ssm_next_state_cb);
break;
case IDENTIFY_COMPLETE_SENSOR_RESET:
egis_etu905_exec_cmd (device, cmd_sensor_reset, cmd_sensor_reset_len,
NULL, egis_etu905_task_ssm_next_state_cb);
egis_etu905_task_ssm_next_state_cb);
break;
/*
@@ -1401,7 +1395,7 @@ egis_etu905_identify_run_state (FpiSsm *ssm,
/* Cleanup states follow */
case IDENTIFY_CANCEL:
egis_etu905_exec_cmd (device, cmd_identify_cancel, cmd_identify_cancel_len,
NULL, egis_etu905_task_ssm_next_state_cb);
egis_etu905_task_ssm_next_state_cb);
break;
}
}
@@ -1541,12 +1535,12 @@ egis_etu905_dev_init_handler (FpiSsm *ssm,
{
case DEV_GET_FW_VERSION:
egis_etu905_exec_cmd (device, cmd_fw_version, cmd_fw_version_len,
NULL, egis_etu905_fw_version_cb);
egis_etu905_fw_version_cb);
return;
case DEV_INIT_CONTROL:
egis_etu905_exec_cmd (device, cmd_init, cmd_init_len,
NULL, egis_etu905_cmd_init_cb);
egis_etu905_cmd_init_cb);
return;
default: