Trung Nguyen
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FINAL_PROJECT_4180
by 
Gedeon Nyengele
Diff: main.cpp
- Revision:
- 12:5cb9ffad1ad7
- Parent:
- 11:1d7021c0739d
- Child:
- 13:3d521aa61e6a
--- a/main.cpp Mon Apr 25 02:38:50 2016 +0000
+++ b/main.cpp Fri May 06 13:10:20 2016 +0000
@@ -1,84 +1,229 @@
#include "mbed.h"
+#include "keypad.h"
+#include "cryst_lcd.h"
+#include "FPScanner.h"
#include "lib.h"
-
-Serial mag_card(p13, p14);
-Serial android(USBTX, USBRX);
-FPScanner fp(p9, p10);
-uLCD_4DGL lcd(p28, p27, p30);
-PwmOut speaker(p21);
+#include <cstring>
-// Flash Memory
-SPI spi(p5, p6, p7); // MOSI, MISO, CLK
-DigitalOut cs(p20); // Chip Select
+Serial mag_card(p9, p10);
+Serial android(USBTX, USBRX);
+FPScanner fp(p28, p27);
+Cryst_LCD lcd(p20, p19, p18, p17, p16, p15, Cryst_LCD::LCD20x4);
+PwmOut speaker(p21);
+//Create the keypad ky values
+char mat[][3] = {{'1', '2', '3'}, {'4', '5', '6'}, {'7', '8', '9'}, {'*', '0', '#'}};
+// Create the bus for use with the keypad's columns
+BusInOut colPins(p24, p22, p26); // increasing order (column 1 ....n)
+// Create the bus for use with the keypad's rows
+BusInOut rowPins(p23, p30, p29, p25); // increasing order (row 1 ....n)
+// Create the keypad object
+Keypad<4, 3> pad(mat, &rowPins, &colPins);
+LocalFileSystem local_fs("local");
+DigitalOut door_lock(p8);
+DigitalIn sys_reset(p14);
-// hash table
-const int MAX_ENTRIES = 100;
-HASH_RECORD records[MAX_ENTRIES];
-int record_index = 0;
-
-enum STATE {STANDBY, ENROLL, AUTH, FP_ENROLL, FP_AUTH, MC_ENROLL, MC_AUTH, FACE_ENROLL, FACE_AUTH, SPEECH_ENROLL,
- ENROLL_SUCCESS, AUTH_SUCCESS, ENROLL_FAIL, AUTH_FAIL, UNLOCK
+enum STATE {STANDBY, ENROLL, AUTH, FP_ENROLL, FP_AUTH, MC_ENROLL, MC_AUTH, FACE_ENROLL, FACE_AUTH, SPEECH_ENROLL, SPEECH_AUTH,
+ ENROLL_SUCCESS, AUTH_SUCCESS, VOICE_ENROLL, VOICE_AUTH
};
char user_id[4];
char mag_card_data[250];
+char keyboard_input[20];
int mc_bytes = 0;
-int temp;
-int temp1;
+char temp_char;
+int temp_int;
+bool flag;
int main()
{
+ sys_reset.mode(PullUp);
+ if (sys_reset == 0) fp_clearAll(&fp);
+ speaker.period(1.0/440);
+ door_lock = 0;
STATE current_state = STANDBY;
while (true) {
switch (current_state) {
- case STANDBY:
+ case STANDBY: {
+ clear_serial_buffer(&android);
greeting(&lcd);
- int input = read_keypad();
- while (input != 10 && input != 11) {
- wait(0.03);
- input = read_keypad();
+ temp_char = pad.getKeyChar();
+ while (temp_char != '#' && temp_char != '*') {
+ temp_char = pad.getKeyChar();
}
- if (input == 10) current_state = ENROLL;
- else current_state = AUTH;
+ if (temp_char == '*') current_state = AUTH;
+ else current_state = ENROLL;
break;
-
- case ENROLL:
- if (get_user_id(user_id)) current_state = FP_ENROLL;
- else current_state = ENROLL_FAIL;
+ }
+ case ENROLL: {
+ if (read_pin(user_id, 4, &lcd, &pad)) {
+ if (is_valid_user(user_id)) {
+ display_msg(&lcd, "USER ALREADY\nENROLLED.");
+ wait(3);
+ current_state = STANDBY;
+ } else current_state = FACE_ENROLL;
+ } else {
+ display_msg(&lcd, "INVALID PIN.");
+ wait(3);
+ current_state = STANDBY;
+ }
break;
-
- case FP_ENROLL:
+ }
+ case FP_ENROLL: {
+ display_msg(&lcd, "PLACE YOUR FINGER\nON SCANNER.");
if (fp_enroll(&fp)) {
current_state = MC_ENROLL;
} else {
- current_state = ENROLL_FAIL;
+ display_msg(&lcd, "FINGERPRINT FAILED.");
+ wait(3);
+ current_state = STANDBY;
+ }
+ break;
+ }
+ case MC_ENROLL: {
+ flag = false;
+ while (!flag) {
+ memset(mag_card_data, 0, 250);
+ display_msg(&lcd, "SWIPE CARD NOW");
+ read_mag_card(&mag_card, mag_card_data, &mc_bytes);
+ if (prompt("SUCCESSFUL SWIPE?", &lcd, &pad)) flag = true;
+ }
+ temp_int = hashcode(mag_card_data, mc_bytes);
+ if (write_hash_to_file(user_id, temp_int)) current_state = ENROLL_SUCCESS;
+ else {
+ display_msg(&lcd, "AN ERROR OCCURED.");
+ wait(3);
+ current_state = STANDBY;
+ }
+ break;
+ }
+ case FACE_ENROLL: {
+ display_msg(&lcd, "PROCEED TO\nFACE ENROLLMENT.");
+ wait(2);
+ if (face_enroll(user_id, &android)) {
+ current_state = SPEECH_ENROLL;
+ } else {
+ display_msg(&lcd, "FACE ENROLLMENT\nFAILED.");
+ wait(3);
+ current_state = STANDBY;
+ }
+ break;
+ }
+ case SPEECH_ENROLL: {
+ display_msg(&lcd, "PROCEED TO\nSPEECH ENROLLMENT.");
+ wait(2);
+ if (speech_enroll(user_id, &android)) {
+ current_state = FP_ENROLL;
+ } else {
+ display_msg(&lcd, "SPEECH ENROLLMENT\nFAILED.");
+ wait(3);
+ current_state = STANDBY;
+ }
+ break;
+ }
+ //case VOICE_ENROLL: {
+// display_msg(&lcd, "PROCEED TO\nVOICE ENROLLMENT.");
+// wait(3);
+// if (voice_enroll(user_id, &android)) {
+// current_state = FP_ENROLL;
+// } else {
+// display_msg(&lcd, "VOICE ENROLLMENT\nFAILED.");
+// wait(3);
+// current_state = STANDBY;
+// }
+// break;
+// }
+ case ENROLL_SUCCESS: {
+ display_msg(&lcd, "ENROLLMENT\nSUCCESSFUL.");
+ wait(3);
+ current_state = STANDBY;
+ break;
+ }
+ case AUTH: {
+ if (read_pin(user_id, 4, &lcd, &pad) && is_valid_user(user_id)) {
+ current_state = FP_AUTH;
+ } else {
+ display_msg(&lcd, "INVALID PIN.");
+ wait(3);
+ current_state = STANDBY;
}
break;
-
- case MC_ENROLL:
- read_mag_card(&mag_card, mag_card_data, &mc_bytes);
- temp = hashcode(mag_card_data, mc_bytes);
- temp1 = id_to_int(user_id, 4);
- add_to_table(records, record_index++, temp1, temp);
- current_state = FACE_ENROLL;
+ }
+ case FP_AUTH: {
+ display_msg(&lcd, "PLACE YOUR FINGER\nON SCANNER.");
+ if (fp_auth(&fp)) {
+ current_state = MC_AUTH;
+ } else {
+ display_msg(&lcd, "FINGERPRINT FAILED.");
+ wait(3);
+ current_state = STANDBY;
+ }
+ break;
+ }
+ case MC_AUTH: {
+ flag = false;
+ while (!flag) {
+ memset(mag_card_data, 0, 250);
+ display_msg(&lcd, "SWIPE CARD NOW");
+ read_mag_card(&mag_card, mag_card_data, &mc_bytes);
+ if (prompt("SUCCESSFUL SWIPE?", &lcd, &pad)) flag = true;
+ }
+ temp_int = hashcode(mag_card_data, mc_bytes);
+ int saved_hash = 0;
+ if (read_hash_from_file(user_id, &saved_hash) && temp_int == saved_hash) {
+ current_state = FACE_AUTH;
+ } else {
+ display_msg(&lcd, "AUTH FAILED.");
+ wait(3);
+ current_state = STANDBY;
+ }
break;
-
- case FACE_ENROLL:
- if (face_enroll(user_id, &android)) {
- current_state = SPEECH_ENROLL;
- } else current_state = ENROLL_FAIL;
+ }
+ case FACE_AUTH: {
+ display_msg(&lcd, "PROCEED TO FACE\nAUTHENTICATION.");
+ wait(2);
+ if (face_auth(user_id, &android)) {
+ current_state = SPEECH_AUTH;
+ } else {
+ display_msg(&lcd, "FACE AUTH FAILED.");
+ wait(3);
+ current_state = STANDBY;
+ }
+ break;
+ }
+ case SPEECH_AUTH: {
+ display_msg(&lcd, "PROCEED TO SPEECH\nAUTHENTICATION.");
+ wait(2);
+ if (speech_auth(user_id, &android)) {
+ current_state = AUTH_SUCCESS;
+ } else {
+ display_msg(&lcd, "SPEECH AUTH FAILED.");
+ wait(3);
+ current_state = STANDBY;
+ }
break;
-
- case SPEECH_ENROLL:
- if (speech_enroll(user_id, &android)) {
- current_state = ENROLL_SUCCESS;
- } else current_state = ENROLL_FAIL;
- break;
-
- case ENROLL_SUCCESS:
- success_display(&lcd, "ENROLLMENT SUCCESSFUL.");
+ }
+ //case VOICE_AUTH: {
+// display_msg(&lcd, "PROCEED TO VOICE\nAUTHENTICATION.");
+// wait(2);
+// if (voice_auth(user_id, &android)) {
+// current_state = AUTH_SUCCESS;
+// } else {
+// display_msg(&lcd, "VOICE AUTH FAILED.");
+// wait(3);
+// current_state = STANDBY;
+// }
+// break;
+// }
+ case AUTH_SUCCESS: {
+ speaker = 0.5;
+ door_lock = 1;
+ display_msg(&lcd, "ACCESS GRANTED!");
+ wait(3);
+ door_lock = 0;
+ speaker = 0;
current_state = STANDBY;
- break;
+ memset(user_id, 0, 4);
+ }
}
}
}