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sensors.c
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sensors.c
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#include <string.h>
#include "globals.h"
#include "serial.h"
#include "options.h"
#include "error_handlers.h"
#include "sensors.h"
#include "custom_gui.h"
#include "reset.h"
#define MSG_TOGGLE MSG_USER
#define MSG_UPDATE MSG_USER + 1
#define MSG_REFRESH MSG_USER + 2
#define SENSORS_PER_PAGE 9
#define NUM_OF_RETRIES 2
#define SENSORS_TO_TIME_OUT 1 //number of sensors that need to time out before the warning will be issued
#define REFRESH_RATE_PRECISION 10 // how often the samples are taken, in milliseconds
// Sensor states:
#define SENSOR_OFF 0 // OFF,
#define SENSOR_ACTIVE 1 // ACTIVE (returned value),
#define SENSOR_NA 2 // NA (displays "N/A")
typedef struct
{
void (*formula)(int raw_data, char *buf);
char label[32];
char screen_buf[64];
char pid[3];
int enabled;
int bytes; // number of data bytes expected from vehicle
} SENSOR;
static void load_sensor_states();
static void save_sensor_states();
static void fill_sensors(int page_number);
static int reset_chip_proc(int msg, DIALOG *d, int c);
static int options_proc(int msg, DIALOG *d, int c);
static int page_flipper_proc(int msg, DIALOG *d, int c);
static int sensor_proc(int msg, DIALOG *d, int c);
static int toggle_proc(int msg, DIALOG *d, int c);
static int toggle_all_proc(int msg, DIALOG *d, int c);
static int status_proc(int msg, DIALOG *d, int c);
static int page_number_proc(int msg, DIALOG *d, int c);
static int inst_refresh_rate_proc(int msg, DIALOG *d, int c);
static int avg_refresh_rate_proc(int msg, DIALOG *d, int c);
static int page_updn_handler_proc(int msg, DIALOG *d, int c);
static int genuine_proc(int msg, DIALOG *d, int c);
// Sensor formulae:
static void throttle_position_formula(int data, char *buf); // Page 1
static void engine_rpm_formula(int data, char *buf);
static void vehicle_speed_formula(int data, char *buf);
static void engine_load_formula(int data, char *buf);
static void timing_advance_formula(int data, char *buf);
static void intake_pressure_formula(int data, char *buf);
static void air_flow_rate_formula(int data, char *buf);
static void fuel_system1_status_formula(int data, char *buf);
static void fuel_system2_status_formula(int data, char *buf);
static void short_term_fuel_trim_formula(int data, char *buf); // Page 2
static void long_term_fuel_trim_formula(int data, char *buf);
static void intake_air_temp_formula(int data, char *buf);
static void coolant_temp_formula(int data, char *buf);
static void fuel_pressure_formula(int data, char *buf);
static void secondary_air_status_formula(int data, char *buf);
static void pto_status_formula(int data, char *buf);
static void o2_sensor_formula(int data, char *buf);
void obd_requirements_formula(int data, char *buf);
// added 1/2/2003
static void engine_run_time_formula(int data, char *buf);
static void mil_distance_formula(int data, char *buf);
static void frp_relative_formula(int data, char *buf);
static void frp_widerange_formula(int data, char *buf);
static void o2_sensor_wrv_formula(int data, char *buf);
static void commanded_egr_formula(int data, char *buf);
static void egr_error_formula(int data, char *buf);
static void evap_pct_formula(int data, char *buf);
static void fuel_level_formula(int data, char *buf);
static void warm_ups_formula(int data, char *buf);
static void clr_distance_formula(int data, char *buf);
static void evap_vp_formula(int data, char *buf);
static void baro_pressure_formula(int data, char *buf);
static void o2_sensor_wrc_formula(int data, char *buf);
static void cat_temp_formula(int data, char *buf);
static void ecu_voltage_formula(int data, char *buf);
static void abs_load_formula(int data, char *buf);
static void eq_ratio_formula(int data, char *buf);
static void relative_tp_formula(int data, char *buf);
static void amb_air_temp_formula(int data, char *buf);
static void abs_tp_formula(int data, char *buf);
static void tac_pct_formula(int data, char *buf);
static void mil_time_formula(int data, char *buf);
static void clr_time_formula(int data, char *buf);
// variables
static int device_connected = FALSE;
static int reset_hardware = FALSE;
static int num_of_sensors = 0;
static int num_of_disabled_sensors = 0;
static int sensors_on_page = 0;
static int current_page = 0;
static float inst_refresh_rate = -1; // instantaneous refresh rate
static float avg_refresh_rate = -1; // average refresh rate
static volatile int refresh_time; // time between sensor updates
static SENSOR sensors[] =
{
// formula // label //screen_buffer //pid //enabled // bytes
{ throttle_position_formula, "Absolute Throttle Position:", "", "11", 0, 1 },
{ engine_rpm_formula, "Engine RPM:", "", "0C", -1, 2 },
{ vehicle_speed_formula, "Vehicle Speed:", "", "0D", 0, 1 },
{ engine_load_formula, "Calculated Load Value:", "", "04", 0, 1 },
{ timing_advance_formula, "Timing Advance (Cyl. #1):", "", "0E", 0, 1 },
{ intake_pressure_formula, "Intake Manifold Pressure:", "", "0B", 0, 1 },
{ air_flow_rate_formula, "Air Flow Rate (MAF sensor):", "", "10", 0, 2 },
{ fuel_system1_status_formula, "Fuel System 1 Status:", "", "03", 0, 2 },
{ fuel_system2_status_formula, "Fuel System 2 Status:", "", "03", 0, 2 },
// Page 2
{ short_term_fuel_trim_formula, "Short Term Fuel Trim (Bank 1):", "", "06", 0, 2 },
{ long_term_fuel_trim_formula, "Long Term Fuel Trim (Bank 1):", "", "07", 0, 2 },
{ short_term_fuel_trim_formula, "Short Term Fuel Trim (Bank 2):", "", "08", 0, 2 },
{ long_term_fuel_trim_formula, "Long Term Fuel Trim (Bank 2):", "", "09", 0, 2 },
{ intake_air_temp_formula, "Intake Air Temperature:", "", "0F", 0, 1 },
{ coolant_temp_formula, "Coolant Temperature:", "", "05", -1, 1 },
{ fuel_pressure_formula, "Fuel Pressure (gauge):", "", "0A", 0, 1 },
{ secondary_air_status_formula, "Secondary air status:", "", "12", 0, 1 },
{ pto_status_formula, "Power Take-Off Status:", "", "1E", 0, 1 },
// Page 3
{ o2_sensor_formula, "O2 Sensor 1, Bank 1:", "", "14", 0, 2 },
{ o2_sensor_formula, "O2 Sensor 2, Bank 1:", "", "15", 0, 2 },
{ o2_sensor_formula, "O2 Sensor 3, Bank 1:", "", "16", 0, 2 },
{ o2_sensor_formula, "O2 Sensor 4, Bank 1:", "", "17", 0, 2 },
{ o2_sensor_formula, "O2 Sensor 1, Bank 2:", "", "18", 0, 2 },
{ o2_sensor_formula, "O2 Sensor 2, Bank 2:", "", "19", 0, 2 },
{ o2_sensor_formula, "O2 Sensor 3, Bank 2:", "", "1A", 0, 2 },
{ o2_sensor_formula, "O2 Sensor 4, Bank 2:", "", "1B", 0, 2 },
{ obd_requirements_formula, "OBD conforms to:", "", "1C", -1, 1 },
// Page 4
{ o2_sensor_wrv_formula, "O2 Sensor 1, Bank 1 (WR):", "", "24", 0, 4 }, // o2 sensors (wide range), voltage
{ o2_sensor_wrv_formula, "O2 Sensor 2, Bank 1 (WR):", "", "25", 0, 4 },
{ o2_sensor_wrv_formula, "O2 Sensor 3, Bank 1 (WR):", "", "26", 0, 4 },
{ o2_sensor_wrv_formula, "O2 Sensor 4, Bank 1 (WR):", "", "27", 0, 4 },
{ o2_sensor_wrv_formula, "O2 Sensor 1, Bank 2 (WR):", "", "28", 0, 4 },
{ o2_sensor_wrv_formula, "O2 Sensor 2, Bank 2 (WR):", "", "29", 0, 4 },
{ o2_sensor_wrv_formula, "O2 Sensor 3, Bank 2 (WR):", "", "2A", 0, 4 },
{ o2_sensor_wrv_formula, "O2 Sensor 4, Bank 2 (WR):", "", "2B", 0, 4 },
{ engine_run_time_formula, "Time Since Engine Start:", "", "1F", 0, 2 },
// Page 5
{ frp_relative_formula, "FRP rel. to manifold vacuum:", "", "22", 0, 2 }, // fuel rail pressure relative to manifold vacuum
{ frp_widerange_formula, "Fuel Pressure (gauge):", "", "23", 0, 2 }, // fuel rail pressure (gauge), wide range
{ commanded_egr_formula, "Commanded EGR:", "", "2C", 0, 1 },
{ egr_error_formula, "EGR Error:", "", "2D", 0, 1 },
{ evap_pct_formula, "Commanded Evaporative Purge:", "", "2E", 0, 1 },
{ fuel_level_formula, "Fuel Level Input:", "", "2F", 0, 1 },
{ warm_ups_formula, "Warm-ups since ECU reset:", "", "30", 0, 1 },
{ clr_distance_formula, "Distance since ECU reset:", "", "31", 0, 2 },
{ evap_vp_formula, "Evap System Vapor Pressure:", "", "32", 0, 2 },
// Page 6
{ o2_sensor_wrc_formula, "O2 Sensor 1, Bank 1 (WR):", "", "34", 0, 4 }, // o2 sensors (wide range), current
{ o2_sensor_wrc_formula, "O2 Sensor 2, Bank 1 (WR):", "", "35", 0, 4 },
{ o2_sensor_wrc_formula, "O2 Sensor 3, Bank 1 (WR):", "", "36", 0, 4 },
{ o2_sensor_wrc_formula, "O2 Sensor 4, Bank 1 (WR):", "", "37", 0, 4 },
{ o2_sensor_wrc_formula, "O2 Sensor 1, Bank 2 (WR):", "", "38", 0, 4 },
{ o2_sensor_wrc_formula, "O2 Sensor 2, Bank 2 (WR):", "", "39", 0, 4 },
{ o2_sensor_wrc_formula, "O2 Sensor 3, Bank 2 (WR):", "", "3A", 0, 4 },
{ o2_sensor_wrc_formula, "O2 Sensor 4, Bank 2 (WR):", "", "3B", 0, 4 },
{ mil_distance_formula, "Distance since MIL activated:", "", "21", 0, 2 },
// Page 7
{ baro_pressure_formula, "Barometric Pressure (absolute):", "", "33", 0, 1 },
{ cat_temp_formula, "CAT Temperature, B1S1:", "", "3C", 0, 2 },
{ cat_temp_formula, "CAT Temperature, B2S1:", "", "3D", 0, 2 },
{ cat_temp_formula, "CAT Temperature, B1S2:", "", "3E", 0, 2 },
{ cat_temp_formula, "CAT Temperature, B2S2:", "", "3F", 0, 2 },
{ ecu_voltage_formula, "ECU voltage:", "", "42", 0, 2 },
{ abs_load_formula, "Absolute Engine Load:", "", "43", 0, 2 },
{ eq_ratio_formula, "Commanded Equivalence Ratio:", "", "44", 0, 2 },
{ amb_air_temp_formula, "Ambient Air Temperature:", "", "46", 0, 1 }, // same scaling as $0F
// Page 8
{ relative_tp_formula, "Relative Throttle Position:", "", "45", 0, 1 },
{ abs_tp_formula, "Absolute Throttle Position B:", "", "47", 0, 1 },
{ abs_tp_formula, "Absolute Throttle Position C:", "", "48", 0, 1 },
{ abs_tp_formula, "Accelerator Pedal Position D:", "", "49", 0, 1 },
{ abs_tp_formula, "Accelerator Pedal Position E:", "", "4A", 0, 1 },
{ abs_tp_formula, "Accelerator Pedal Position F:", "", "4B", 0, 1 },
{ tac_pct_formula, "Comm. Throttle Actuator Cntrl:", "", "4C", 0, 1 }, // commanded TAC
{ mil_time_formula, "Engine running while MIL on:", "", "4D", 0, 2 }, // minutes run by the engine while MIL activated
{ clr_time_formula, "Time since DTCs cleared:", "", "4E", 0, 2 },
{ NULL, "", "", "", 0, 0 }
};
static DIALOG sensor_dialog[] =
{
/* (proc) (x) (y) (w) (h) (fg) (bg) (key) (flags) (d1) (d2) (dp) (dp2) (dp3) */
{ d_clear_proc, 0, 0, 0, 0, 0, C_WHITE, 0, 0, 0, 0, NULL, NULL, NULL },
{ page_updn_handler_proc, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL, NULL },
{ d_shadow_box_proc, 40, 20, 560, 56, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ d_rtext_proc, 50, 25, 96, 20, C_BLACK, C_TRANSP, 0, 0, 0, 0, "Port Status:", NULL, NULL },
{ status_proc, 172, 25, 288, 20, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ reset_chip_proc, 464, 28, 126, 40, C_BLACK, C_GREEN, 'r', D_EXIT, 0, 0, "&Reset Interface", NULL, NULL },
{ d_rtext_proc, 50, 51, 96, 20, C_BLACK, C_TRANSP, 0, 0, 0, 0, "Refresh rate:", NULL, NULL },
{ inst_refresh_rate_proc, 154, 51, 174, 20, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ avg_refresh_rate_proc, 328, 51, 132, 20, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ d_box_proc, 40, 87, 560, 32, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ toggle_proc, 45, 91, 45, 24, C_BLACK, C_WHITE, 0, D_EXIT, 0, 0, NULL, NULL, NULL },
{ sensor_proc, 95, 94, 504, 24, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ d_box_proc, 40, 123, 560, 32, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ toggle_proc, 45, 127, 45, 24, C_BLACK, C_WHITE, 0, D_EXIT, 1, 0, NULL, NULL, NULL },
{ sensor_proc, 95, 130, 504, 24, C_BLACK, C_LIGHT_GRAY, 0, 0, 1, 0, NULL, NULL, NULL },
{ d_box_proc, 40, 159, 560, 32, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ toggle_proc, 45, 163, 45, 24, C_BLACK, C_WHITE, 0, D_EXIT, 2, 0, NULL, NULL, NULL },
{ sensor_proc, 95, 166, 504, 24, C_BLACK, C_LIGHT_GRAY, 0, 0, 2, 0, NULL, NULL, NULL },
{ d_box_proc, 40, 195, 560, 32, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ toggle_proc, 45, 199, 45, 24, C_BLACK, C_WHITE, 0, D_EXIT, 3, 0, NULL, NULL, NULL },
{ sensor_proc, 95, 202, 504, 24, C_BLACK, C_LIGHT_GRAY, 0, 0, 3, 0, NULL, NULL, NULL },
{ d_box_proc, 40, 231, 560, 32, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ toggle_proc, 45, 235, 45, 24, C_BLACK, C_WHITE, 0, D_EXIT, 4, 0, NULL, NULL, NULL },
{ sensor_proc, 95, 238, 504, 24, C_BLACK, C_LIGHT_GRAY, 0, 0, 4, 0, NULL, NULL, NULL },
{ d_box_proc, 40, 267, 560, 32, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ toggle_proc, 45, 271, 45, 24, C_BLACK, C_WHITE, 0, D_EXIT, 5, 0, NULL, NULL, NULL },
{ sensor_proc, 95, 274, 504, 24, C_BLACK, C_LIGHT_GRAY, 0, 0, 5, 0, NULL, NULL, NULL },
{ d_box_proc, 40, 303, 560, 32, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ toggle_proc, 45, 307, 45, 24, C_BLACK, C_WHITE, 0, D_EXIT, 6, 0, NULL, NULL, NULL },
{ sensor_proc, 95, 310, 504, 24, C_BLACK, C_LIGHT_GRAY, 0, 0, 6, 0, NULL, NULL, NULL },
{ d_box_proc, 40, 339, 560, 32, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ toggle_proc, 45, 343, 45, 24, C_BLACK, C_WHITE, 0, D_EXIT, 7, 0, NULL, NULL, NULL },
{ sensor_proc, 95, 346, 504, 24, C_BLACK, C_LIGHT_GRAY, 0, 0, 7, 0, NULL, NULL, NULL },
{ d_box_proc, 40, 375, 560, 32, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ toggle_proc, 45, 379, 45, 24, C_BLACK, C_WHITE, 0, D_EXIT, 8, 0, NULL, NULL, NULL },
{ sensor_proc, 95, 382, 504, 24, C_BLACK, C_LIGHT_GRAY, 0, 0, 8, 0, NULL, NULL, NULL },
{ toggle_all_proc, 40, 420, 100, 40, C_BLACK, C_DARK_YELLOW, 'a', D_EXIT, 0, 0, "&All ON", NULL, NULL },
{ options_proc, 150, 420, 100, 40, C_BLACK, C_GREEN, 'o', D_EXIT, 0, 0, "&Options", NULL, NULL },
{ d_shadow_box_proc, 260, 420, 230, 40, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ d_button_proc, 500, 420, 100, 40, C_BLACK, C_DARK_YELLOW, 'm', D_EXIT, 0, 0, "&Main Menu", NULL, NULL },
{ st_ctext_proc, 300, 422, 38, 20, C_BLACK, C_TRANSP, 0, 0, 0, 0, "Page", NULL, NULL },
{ page_flipper_proc, 340, 425, 75, 30, C_BLACK, C_DARK_YELLOW, 'p', D_EXIT, -1, 0, "&Previous", NULL, NULL },
{ page_flipper_proc, 425, 425, 55, 30, C_BLACK, C_GREEN, 'x', D_EXIT, 1, 0, "Ne&xt", NULL, NULL },
{ page_number_proc, 300, 440, 36, 18, C_BLACK, C_LIGHT_GRAY, 0, 0, 0, 0, NULL, NULL, NULL },
{ genuine_proc, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL, NULL, NULL },
{ d_yield_proc, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL, NULL, NULL },
{ NULL, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL, NULL, NULL }
};
void inc_refresh_time(void)
{
refresh_time++;
}
END_OF_FUNCTION(inc_refresh_time);
int display_sensor_dialog(int reset)
{
int i;
int ret;
for (i = 0; sensors[i].formula; i++);
num_of_sensors = i;
current_page = 0;
if (reset)
reset_hardware = TRUE;
load_sensor_states();
fill_sensors(0);
LOCK_VARIABLE(refresh_time);
LOCK_FUNCTION(inc_refresh_time);
ret = do_dialog(sensor_dialog, -1);
save_sensor_states();
return ret;
}
static void calculate_refresh_rate(int sensor_state)
{
static int initialization_occured = FALSE;
static int num_of_sensors_off = 0;
static int reset_on_all_off_occured = FALSE;
static int sensors_on_counter = 0;
static float avg_refresh_rate_accumulator = 0;
if (!initialization_occured) // we received our first ">", initialize...
{
if (sensor_state == SENSOR_ACTIVE) // if we received HEX data
{
refresh_time = 0; // reset the time
install_int(inc_refresh_time, REFRESH_RATE_PRECISION); // install handler
initialization_occured = TRUE;
}
}
else // if this is not our first ">"
{
if ((num_of_sensors_off >= sensors_on_page) && !reset_on_all_off_occured) // if all sensors on page are OFF
{
inst_refresh_rate = -1;
avg_refresh_rate = -1;
reset_on_all_off_occured = TRUE;
broadcast_dialog_message(MSG_REFRESH, 0);
}
else // if num_of_sensors_off < sensors_on_page
{
if (sensor_state != SENSOR_OFF)
{
reset_on_all_off_occured = FALSE;
inst_refresh_rate = 1/(refresh_time*REFRESH_RATE_PRECISION*0.001);
if (sensors_on_counter < (sensors_on_page - num_of_disabled_sensors))
{
sensors_on_counter++;
avg_refresh_rate_accumulator += inst_refresh_rate;
}
else
{
avg_refresh_rate = avg_refresh_rate_accumulator/sensors_on_counter;
avg_refresh_rate_accumulator = 0;
sensors_on_counter = 0;
}
if (sensor_state == SENSOR_ACTIVE) // if we got response from ECU
refresh_time = 0; // reset time
broadcast_dialog_message(MSG_REFRESH, 0);
}
}
}
}
int reset_chip_proc(int msg, DIALOG *d, int c)
{
int ret = d_button_proc(msg, d, c);
if (ret == D_CLOSE)
{
if (comport.status == READY)
reset_hardware = TRUE;
else
alert("Port is not ready.", NULL, NULL, "OK", NULL, 0, 0);
ret = D_REDRAWME;
}
return ret;
}
int options_proc(int msg, DIALOG *d, int c)
{
int old_port;
int ret = d_button_proc(msg, d, c);
if (ret == D_CLOSE)
{
old_port = comport.number;
display_options();
if (comport.number != old_port)
reset_hardware = TRUE;
ret = D_REDRAWME;
}
return ret;
}
int page_updn_handler_proc(int msg, DIALOG *d, int c)
{
if ((msg == MSG_XCHAR) && ((c>>8) == KEY_PGUP || (c>>8) == KEY_PGDN))
{
if ((c>>8) == KEY_PGUP)
simulate_keypress('p');
if ((c>>8) == KEY_PGDN)
simulate_keypress('x');
return D_USED_CHAR;
}
return D_O_K;
}
int inst_refresh_rate_proc(int msg, DIALOG *d, int c)
{
switch (msg)
{
case MSG_START:
if ((d->dp = calloc(64, sizeof(char))) == NULL)
fatal_error("Could not allocate enough memory for instantaneous refresh rate control");
// Fall through
case MSG_REFRESH:
case MSG_UPDATE:
if (inst_refresh_rate >= 0)
sprintf(d->dp, "Instantaneous: %.2fHz", inst_refresh_rate);
else
sprintf(d->dp, "Instantaneous: N/A");
d->flags |= D_DIRTY;
break;
case MSG_DRAW:
rectfill(screen, d->x, d->y, d->x+d->w-1, d->y+d->h-1, d->bg); // clear the element
break;
case MSG_END:
free(d->dp);
d->dp = NULL;
break;
}
return d_text_proc(msg, d, c);
}
int avg_refresh_rate_proc(int msg, DIALOG *d, int c)
{
switch (msg)
{
case MSG_START:
if ((d->dp = calloc(64, sizeof(char))) == NULL)
fatal_error("Could not allocate enough memory for average refresh rate control");
// Fall through
case MSG_REFRESH:
case MSG_UPDATE:
if (avg_refresh_rate >= 0)
sprintf(d->dp, "Average: %.2fHz", avg_refresh_rate);
else
sprintf(d->dp, "Average: N/A");
d->flags |= D_DIRTY;
break;
case MSG_DRAW:
rectfill(screen, d->x, d->y, d->x+d->w-1, d->y+d->h-1, d->bg); // clear the element
break;
case MSG_END:
free(d->dp);
d->dp = NULL;
break;
}
return d_text_proc(msg, d, c);
}
/* ---- DO NOT TRANSLATE FROM HERE ---- */
void load_sensor_states()
{
int i;
int setting;
char temp_buf[64];
for (i = 0; sensors[i].formula; i++)
{
sprintf(temp_buf, "sensor%i", i);
setting = get_config_int("sensors", temp_buf, 0x12345678);
if (setting != 0x12345678)
sensors[i].enabled = setting;
}
}
void save_sensor_states()
{
int i;
char temp_buf[64];
for (i = 0; sensors[i].formula; i++)
{
sprintf(temp_buf, "sensor%i", i);
set_config_int("sensors", temp_buf, sensors[i].enabled);
}
}
/* ---- TO HERE ---- */
void fill_sensors(int page_number)
{
int i;
int index = 0;
int sensor_index;
const char *def_str;
for (i = 0; sensor_dialog[i].proc; i++)
{
if (sensor_dialog[i].proc == sensor_proc)
{
sensor_index = index + page_number * SENSORS_PER_PAGE;
if (sensors[sensor_index].formula)
{
if (sensors[sensor_index].enabled)
def_str = "N/A";
else
def_str = "not monitoring";
strcpy(sensors[sensor_index].screen_buf, def_str);
sensor_dialog[i].dp3 = &sensors[sensor_index];
index++;
}
else
{
sensor_dialog[i].dp3 = NULL;
sensor_dialog[i].flags |= D_DIRTY;
}
}
}
sensors_on_page = index;
}
int page_number_proc(int msg, DIALOG *d, int c)
{
switch (msg)
{
case MSG_START:
if ((d->dp = calloc(64, sizeof(char))) == NULL)
fatal_error("Could not allocate enough memory for page number control"); // do not translate
case MSG_UPDATE:
sprintf(d->dp, "%i of %i", current_page + 1, ((num_of_sensors % SENSORS_PER_PAGE) ? num_of_sensors/SENSORS_PER_PAGE + 1 : num_of_sensors/SENSORS_PER_PAGE));
d->flags |= D_DIRTY;
break;
case MSG_DRAW:
rectfill(screen, d->x-d->w, d->y, d->x+d->w-1, d->y+d->h-1, d->bg); // clear the element
break;
case MSG_END:
free(d->dp);
d->dp = NULL;
break;
}
return st_ctext_proc(msg, d, c);
}
int page_flipper_proc(int msg, DIALOG *d, int c)
{
int ret;
int last_page = (num_of_sensors % SENSORS_PER_PAGE) ? num_of_sensors/SENSORS_PER_PAGE : num_of_sensors/SENSORS_PER_PAGE - 1;
switch (msg)
{
case MSG_START:
case MSG_UPDATE:
if (d->d1 == -1)
{
if (current_page <= 0)
d->flags |= D_DISABLED;
else
d->flags &= ~D_DISABLED;
}
else if (d->d1 == 1)
{
if (current_page >= last_page)
d->flags |= D_DISABLED;
else
d->flags &= ~D_DISABLED;
}
d->flags |= D_DIRTY;
break;
}
ret = d_button_proc(msg, d, c);
if (ret == D_CLOSE)
{
if (d->d1 == -1)
current_page--;
else if (d->d1 == 1)
current_page++;
if (current_page < 0)
current_page = 0;
else if (current_page > last_page)
current_page = last_page;
fill_sensors(current_page);
inst_refresh_rate = -1;
avg_refresh_rate = -1;
broadcast_dialog_message(MSG_UPDATE, 0);
ret = D_REDRAWME;
}
return ret;
}
int toggle_proc(int msg, DIALOG *d, int c)
{
int ret;
switch (msg)
{
case MSG_START:
d->d2 = 1;
if ((d->dp = calloc(4, sizeof(char))) == NULL)
{
// don't translate!
sprintf(temp_error_buf, "Could not allocate enough memory for toggle button caption: %i", d->d1);
fatal_error(temp_error_buf);
}
strcpy(d->dp, "ON");
d->bg = C_GREEN;
// Fall through
case MSG_UPDATE:
if (d->d1 >= sensors_on_page)
{
d->flags |= D_DISABLED;
d->bg = C_LIGHT_GRAY;
strcpy(d->dp, empty_string);
if (d->d2 == 0)
num_of_disabled_sensors--;
}
else
{
if ((d->flags & D_DISABLED) && (d->d2 == 0))
num_of_disabled_sensors++;
d->flags &= ~D_DISABLED;
if (d->d2 == 1)
{
d->bg = C_GREEN;
strcpy(d->dp, "ON");
}
else
{
d->bg = C_DARK_YELLOW;
strcpy(d->dp, "OFF");
}
}
d->flags |= D_DIRTY;
break;
case MSG_TOGGLE:
if (((c == d->d1) || ((c == -2) && (d->d2 == 1)) || ((c == -1) && (d->d2 == 0))) && !(d->flags & D_DISABLED))
{
if (d->d2 == 0)
{
d->d2 = 1;
strcpy(d->dp, "ON");
d->bg = C_GREEN;
}
else
{
d->d2 = 0;
strcpy(d->dp, "OFF");
d->bg = C_DARK_YELLOW;
}
return D_REDRAWME;
}
break;
case MSG_END:
free(d->dp);
d->dp = NULL;
break;
}
ret = d_button_proc(msg, d, c);
if (ret == D_CLOSE)
{
broadcast_dialog_message(MSG_TOGGLE, d->d1);
return D_O_K;
}
return ret;
}
int toggle_all_proc(int msg, DIALOG *d, int c)
{
int ret;
switch (msg)
{
case MSG_START:
d->d2 = 1;
if ((d->dp = calloc(64, sizeof(char))) == NULL)
fatal_error("Could not allocate enough memory for toggle_all button caption"); // do not translate
strcpy(d->dp, "All OFF");
// Fall through
case MSG_UPDATE:
if (sensors_on_page == 0)
{
d->flags |= D_DISABLED;
d->bg = C_LIGHT_GRAY;
}
else
{
d->flags &= ~D_DISABLED;
if (d->bg == C_LIGHT_GRAY)
d->bg = C_DARK_YELLOW;
object_message(d, MSG_TOGGLE, 0);
}
d->flags |= D_DIRTY;
break;
case MSG_TOGGLE:
if ((c == -1) || ((c >= 0) && (num_of_disabled_sensors <= 0)))
{
d->d2 = 1;
strcpy(d->dp, "All OFF");
d->bg = C_DARK_YELLOW;
}
else if ((c == -2) || ((c >= 0) && (num_of_disabled_sensors >= sensors_on_page)))
{
d->d2 = 0;
strcpy(d->dp, "All ON");
d->bg = C_GREEN;
inst_refresh_rate = -1;
avg_refresh_rate = -1;
broadcast_dialog_message(MSG_REFRESH, 0);
}
d->flags |= D_DIRTY;
break;
case MSG_END:
free(d->dp);
d->dp = NULL;
break;
}
ret = d_button_proc(msg, d, c);
if (ret == D_CLOSE)
{
if (d->d2 == 0)
broadcast_dialog_message(MSG_TOGGLE, -1);
else
broadcast_dialog_message(MSG_TOGGLE, -2);
ret = D_REDRAWME;
}
return ret;
}
int status_proc(int msg, DIALOG *d, int c)
{
switch (msg)
{
case MSG_START:
if((d->dp = calloc(48, sizeof(char))) == NULL)
fatal_error("Could not allocate enough memory for status control (sensors)");
d->d1 = device_connected;
d->d2 = -1;
object_message(d, MSG_IDLE, 0);
break;
case MSG_END:
free(d->dp);
d->dp = NULL;
break;
case MSG_DRAW:
{
int circle_color;
if ((comport.status == READY) && device_connected)
circle_color = C_GREEN;
else if ((comport.status == NOT_OPEN) || (comport.status == USER_IGNORED))
circle_color = C_RED;
else
circle_color = C_DARK_YELLOW;
circlefill(screen, d->x-d->h/2, d->y+d->h/2-3, d->h/2-2, circle_color);
circle(screen, d->x-d->h/2, d->y+d->h/2-3, d->h/2-2, C_BLACK);
rectfill(screen, d->x, d->y, d->x+d->w-1, d->y+d->h-1, d->bg); // clear the text area
break;
}
case MSG_IDLE:
if ((d->d1 != device_connected) || (d->d2 != comport.status))
{
d->d1 = device_connected;
d->d2 = comport.status;
if (comport.status == READY)
{
if (device_connected)
sprintf(d->dp, " COM%i ready (device connected)", comport.number + 1);
else
sprintf(d->dp, " COM%i ready (device not found)", comport.number + 1);
}
else
sprintf(d->dp, " COM%i could not be opened", comport.number + 1);
return D_REDRAWME;
}
}
return d_text_proc(msg, d, c);
}
#define SENSOR_LABEL_MARGIN 245
#define SENSOR_VALUE_INDENT 8
int sensor_proc(int msg, DIALOG *d, int c)
{
static int current_sensor = 0; // sensor we're working on
static int new_page = FALSE;
static int receiving_response = FALSE; // flag: receiving or sending
static int num_of_sensors_timed_out = 0;
static int ignore_device_not_connected = FALSE;
static int retry_attempts = NUM_OF_RETRIES;
static int active_sensor_found = FALSE;
static char vehicle_response[1024];
char buf[256];
char cmd[8];
int response_status = EMPTY; //status of the response: EMPTY, DATA, PROMPT
int response_type;
int ret = 0;
SENSOR *sensor = (SENSOR *)d->dp3; // create a pointer to SENSOR structure in dp3 (vm)
if ((msg == MSG_IDLE) && reset_hardware && comport.status == READY) // if user hit "Reset Chip" button, and we're doing nothing
{
reset_hardware = FALSE;
receiving_response = FALSE;
device_connected = FALSE;
reset_chip();
return D_O_K;
}
if (!sensor && (msg != MSG_DRAW)) // don't wanna handle any messages for an empty sensor line except MSG_DRAW
return D_O_K;
switch (msg)
{
case MSG_START:
if (d->d1 == 0)
{
stop_serial_timer();
receiving_response = FALSE;
device_connected = FALSE;
ignore_device_not_connected = FALSE;
num_of_disabled_sensors = 0;
}
d->d2 = 0;
d->flags &= ~D_DISABLED;
// fall through
case MSG_UPDATE:
if (d->d1 == 0) // if it's the first sensors in sensor_dialog
{
current_sensor = 0;
num_of_sensors_timed_out = 0;
active_sensor_found = FALSE;
new_page = TRUE;
// page was flipped, reset refresh rate variables
inst_refresh_rate = 0;
avg_refresh_rate = 0;
refresh_time = 0;
}
if ((sensor->enabled && d->flags & D_DISABLED) || (!sensor->enabled && !(d->flags & D_DISABLED)))
d->d2 = 1;
d->flags |= D_DIRTY;
break;
case MSG_END:
if (d->d1 == sensors_on_page - 1)
stop_serial_timer();
d->dp3 = NULL;
break;
case MSG_TOGGLE:
if((d->d1 == c) || ((c == -2) && !(d->flags & D_DISABLED)) || ((c == -1) && (d->flags & D_DISABLED)))
{
if (d->flags & D_DISABLED)
{
d->flags &= ~D_DISABLED;
sensor->enabled = TRUE;
num_of_disabled_sensors--;
strcpy(sensor->screen_buf, "N/A");
}
else
{
d->flags |= D_DISABLED;
sensor->enabled = FALSE;
num_of_disabled_sensors++;
strcpy(sensor->screen_buf, "not monitoring");
if (d->d1 == current_sensor)
{
receiving_response = FALSE;
stop_serial_timer();
}
if (num_of_disabled_sensors == sensors_on_page) // if all of the sensors are disabled
num_of_sensors_timed_out = 0; // reset timeout counter
}
return D_REDRAWME;
}
break;
case MSG_DRAW:
if (d->d2)
{
d->d2 = 0;
broadcast_dialog_message(MSG_TOGGLE, d->d1);
}
rectfill(screen, d->x, d->y, d->x+d->w-1, d->y+d->h-1, d->bg); // clear the element
if (sensor)
{
gui_textout_ex(screen, sensor->label, d->x + SENSOR_LABEL_MARGIN - gui_strlen(sensor->label), d->y, d->fg, d->bg, FALSE);
gui_textout_ex(screen, sensor->screen_buf, d->x + SENSOR_LABEL_MARGIN + SENSOR_VALUE_INDENT, d->y, ((d->flags & D_DISABLED) ? gui_mg_color : d->fg), d->bg, FALSE);
}
return D_O_K;
case MSG_IDLE:
if (d->d1 == current_sensor)
{
if (comport.status == READY)
{
if (d->flags & D_DISABLED)
calculate_refresh_rate(SENSOR_OFF); // calculate instantaneous/average refresh rates
if (!receiving_response)
{
if (d->flags & D_DISABLED) // if the sensor is disabled
{
current_sensor = (current_sensor == sensors_on_page - 1) ? 0 : current_sensor + 1; // go to the next sensor
return D_O_K;
}
sprintf(cmd, "01%s", sensor->pid);
send_command(cmd); // send command for that particular sensor
new_page = FALSE;
receiving_response = TRUE; // now we're waiting for response
start_serial_timer(OBD_REQUEST_TIMEOUT); // start the timer
vehicle_response[0] = '\0'; // clear string
}
else // if we are receiving response
{
response_status = read_comport(buf); // read comport
if (d->flags & D_DISABLED) // if the sensor is disabled
{
if (response_status == PROMPT)
receiving_response = FALSE;
current_sensor = (current_sensor == sensors_on_page - 1) ? 0 : current_sensor + 1; // go to the next sensor
return D_O_K;
}
if (response_status == DATA) // if data detected in com port buffer
{
strcat(vehicle_response, buf); // append contents of buf to vehicle_response
}
else if (response_status == PROMPT) // if '>' detected
{
device_connected = TRUE;
num_of_sensors_timed_out = 0;
receiving_response = FALSE; // we're not waiting for response any more
stop_serial_timer();
if (new_page)
break;
strcat(vehicle_response, buf); // append contents of buf to vehicle_response
sprintf(cmd, "01%s", sensor->pid);
response_type = process_response(cmd, vehicle_response);
if (response_type == HEX_DATA) // HEX_DATA received
{
sprintf(cmd, "41%s", sensor->pid);
if (find_valid_response(buf, vehicle_response, cmd, NULL))
{
active_sensor_found = TRUE;
calculate_refresh_rate(SENSOR_ACTIVE); // calculate instantaneous/average refresh rates
buf[4 + sensor->bytes * 2] = 0; // solves problem where response is padded with zeroes (i.e., '41 05 7C 00 00 00')
sensor->formula((int)strtol(buf + 4, NULL, 16), buf); //plug the value into formula
strcpy(sensor->screen_buf, buf); // and copy result in screen buffer
/* if current_sensor is the last sensor, set it to 0; otherwise current_sensor++ */
current_sensor = (current_sensor == sensors_on_page - 1) ? 0 : current_sensor + 1;
retry_attempts = NUM_OF_RETRIES;
return D_REDRAWME;
}
else
response_type = ERR_NO_DATA;
}
strcpy(sensor->screen_buf, "N/A");
if (active_sensor_found)
calculate_refresh_rate(SENSOR_NA); // calculate instantaneous/average refresh rates
if (response_type == ERR_NO_DATA) // if we received "NO DATA", "N/A" will be printed
{
current_sensor = (current_sensor == sensors_on_page - 1) ? 0 : current_sensor + 1; // next time poll next sensor
retry_attempts = NUM_OF_RETRIES;
}
else if (response_type == BUS_ERROR || response_type == UNABLE_TO_CONNECT || response_type == BUS_INIT_ERROR)