/*
Conditions:
4
Exit points:
4
M = 4 - 4 + 2 = 2
Cyclomatic complexity
2
*/
uint32_t fp_session_open(void)
{
uint32_t gt511Ret = 0;
uint32_t id = 0;
BSP_LCD_Clear(LCD_COLOR_WHITE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 3 / 2, (uint8_t*)"Authenticate", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 5 / 2, (uint8_t*)"Existing user", CENTER_MODE);
// Turn on the scanner backlight
gt511Ret = GT511C1R_LED(>511, 1);
if (gt511Ret != 0)
{
__asm__("bkpt #0");
return gt511Ret;
}
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 7 / 2, (uint8_t*)"Identify", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 9 / 2, (uint8_t*)"Please place finger", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 11 / 2, (uint8_t*)"on reader", CENTER_MODE);
// Wait for finger down
fp_wait_finger(1, 50);
do
{
// Send CaptureFinger
gt511Ret = GT511C1R_CaptureFingerprint(>511, 1);
} while (gt511Ret == GT511C1R_ErrorCode_NoFinger);
// Send CaptureFinger
//gt511Ret = GT511C1R_CaptureFingerprint(>511, 1);
if (gt511Ret != 0)
{
__asm__("bkpt #0");
return gt511Ret;
}
// Send Identify
gt511Ret = GT511C1R_VerifyAny(>511);
id = gt511Ret;
// Turn off the scanner backlight
gt511Ret = GT511C1R_LED(>511, 0);
if (gt511Ret != 0)
{
__asm__("bkpt #0");
return gt511Ret;
}
// id is error, display to user
// Wait for finger up
fp_wait_finger(0, 50);
return id;
}
/*
Conditions:
7
Exit points:
1
M = 7 - 1 + 2 = 8
Cyclomatic complexity
8
*/
uint32_t fp_session_start(void)
{
uint32_t id = 0;
TickType_t lastWake = 0;
uint32_t action = 0;
TS_StateTypeDef ts;
GUI_Button_t newID, existing;
gui_button_init(&newID);
newID.XPosition = 20;
newID.YPosition = 100;
newID.Height = 75;
newID.Width = 200;
newID.BorderWidth = 2;
newID.BorderColor = LCD_COLOR_BLACK;
newID.FillColor = LCD_COLOR_WHITE;
newID.TextColor = LCD_COLOR_BLACK;
newID.Text = (uint8_t*)"New user";
gui_button_init(&existing);
existing.XPosition = 20;
existing.YPosition = 200;
existing.Height = 75;
existing.Width = 200;
existing.BorderWidth = 2;
existing.BorderColor = LCD_COLOR_BLACK;
existing.FillColor = LCD_COLOR_WHITE;
existing.TextColor = LCD_COLOR_BLACK;
existing.Text = (uint8_t*)"Existing user";
lastWake = xTaskGetTickCount();
BSP_LCD_Clear(LCD_COLOR_WHITE);
/*
Display buttons to user
1. New ID
2. Existing
*/
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 3 / 2, (uint8_t*)"Authenticate", CENTER_MODE);
gui_button_draw(&newID);
gui_button_draw(&existing);
// Wait for user selection
while (1)
{
// If canceled,
// Abort
BSP_TS_GetState(&ts);
if (gui_button_check_touch(&newID, &ts) == GUI_Button_Error_Yes)
{
action = 1;
break;
}
else if (gui_button_check_touch(&existing, &ts) == GUI_Button_Error_Yes)
{
action = 2;
break;
}
vTaskDelayUntil(&lastWake, 100);
}
//__asm__("bkpt #1");
switch (action)
{
// On New ID,
case 1:
// Call fp_session_new
id = fp_session_new();
break;
// On Existing,
case 2:
// Call fp_session_open
id = fp_session_open();
break;
default:
id = fp_error_session_not_started;
break;
}
if (id < 20)
{
Session_ActivityStamps[id] = fp_get_rtc_time();
}
return id;
}
/*
Conditions:
6
Exit points:
5
M = 6 - 5 + 2 = 3
Cyclomatic complexity
3
*/
uint32_t fp_session_new(void)
{
uint32_t id = 0;
uint32_t gt511Ret = 0;
BSP_LCD_Clear(LCD_COLOR_WHITE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 3 / 2, (uint8_t*)"Authenticate", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 5 / 2, (uint8_t*)"New user", CENTER_MODE);
id = fp_find_unused_id();
gt511Ret = fp_enroll_start(id);
if (gt511Ret != 0)
{
__asm__("bkpt #0");
return gt511Ret;
}
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 7 / 2, (uint8_t*)"Enrollment step 1", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 9 / 2, (uint8_t*)"Please place finger", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 11 / 2, (uint8_t*)"on reader", CENTER_MODE);
gt511Ret = fp_enroll_step_1();
if (gt511Ret != 0)
{
__asm__("bkpt #0");
return gt511Ret;
}
BSP_LCD_Clear(LCD_COLOR_WHITE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 3 / 2, (uint8_t*)"Authenticate", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 5 / 2, (uint8_t*)"New user", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 7 / 2, (uint8_t*)"Enrollment step 2", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 9 / 2, (uint8_t*)"Please place finger", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 11 / 2, (uint8_t*)"on reader", CENTER_MODE);
do
{
gt511Ret = fp_enroll_step_2();
} while (gt511Ret == GT511C1R_ErrorCode_NoFinger);
//gt511Ret = fp_enroll_step_2();
if (gt511Ret != 0)
{
__asm__("bkpt #0");
return gt511Ret;
}
BSP_LCD_Clear(LCD_COLOR_WHITE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 3 / 2, (uint8_t*)"Authenticate", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 5 / 2, (uint8_t*)"New user", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 7 / 2, (uint8_t*)"Enrollment step 3", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 9 / 2, (uint8_t*)"Please place finger", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 11 / 2, (uint8_t*)"on reader", CENTER_MODE);
do
{
gt511Ret = fp_enroll_step_3();
} while (gt511Ret == GT511C1R_ErrorCode_NoFinger);
//gt511Ret = fp_enroll_step_3();
if (gt511Ret != 0)
{
__asm__("bkpt #0");
return gt511Ret;
}
BSP_LCD_Clear(LCD_COLOR_WHITE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 3 / 2, (uint8_t*)"Authenticate", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 5 / 2, (uint8_t*)"New user", CENTER_MODE);
BSP_LCD_DisplayStringAt(0, BSP_LCD_GetFont()->Height * 7 / 2, (uint8_t*)"Enrollment done", CENTER_MODE);
return id;
}
sFONT *LCD_DISCO_F469NI::GetFont(void)
{
return BSP_LCD_GetFont();
}