1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <openssl/aes.h>
#define MAX_PASSWORD_LENGTH 128
struct Password {
char website[128];
char username[128];
char password[MAX_PASSWORD_LENGTH];
char notes[256];
};
void generate_password(char *password, int length) {
// Generate a random password of the specified length
// using a combination of upper and lowercase letters, digits, and special characters
}
void encrypt_password(struct Password *password, unsigned char *key) {
// Encrypt the password using AES-256 encryption
}
void decrypt_password(struct Password *password, unsigned char *key) {
// Decrypt the password using AES-256 decryption
}
void save_password(struct Password *password, char *filename, unsigned char *key) {
// Save the password information to a file in an encrypted format using AES-256 encryption
}
void load_password(struct Password *password, char *filename, unsigned char *key) {
// Load the password information from a file and decrypt it using AES-256 decryption
}
int main() {
int choice;
char filename[256];
struct Password password;
unsigned char key[AES_BLOCK_SIZE];
// Get the encryption key from the user
printf("Enter the encryption key: ");
fgets(key, AES_BLOCK_SIZE, stdin);
// Loop until the user chooses to exit the program
do {
// Display the menu of options to the user
printf("\n1. Generate new password\n");
printf("2. Save password information to file\n");
printf("3. Load password information from file\n");
printf("4. Exit program\n\n");
printf("Enter your choice: ");
scanf("%d", &choice);
switch (choice) {
case 1:
// Generate a new password and display it to the user
generate_password(password.password, MAX_PASSWORD_LENGTH);
printf("New password: %s\n", password.password);
break;
case 2:
// Get the filename from the user and save the password information to a file
printf("Enter the filename to save to: ");
scanf("%s", filename);
save_password(&password, filename, key);
printf("Password information saved to %s\n", filename);
break;
case 3:
// Get the filename from the user and load the password information from a file
printf("Enter the filename to load from:");
scanf("%s", filename);
load_password(&password, filename, key);
printf("Password information loaded from %s\n", filename);
// Display the password information to the user
printf("Website: %s\n", password.website);
printf("Username: %s\n", password.username);
printf("Password: %s\n", password.password);
printf("Notes: %s\n", password.notes);
break;
case 4:
// Exit the program
printf("Exiting program...\n");
break;
default:
// Invalid choice
printf("Invalid choice. Please enter a number between 1 and 4.\n");
break;
}
} while (choice != 4);
return 0;
}
|
