static Fnew (lua_State *L) {
struct memory_zone bf;
char* name = luaL_checkstring(L, 1);
luaL_argcheck(L, (strlen(name) >=2)&&(strlen(name <=8)),1, "bad name size");
luaL_argcheck(L, name[0] == 'L' && name[1] == 'F',1,"name must begin with LF");
luaL_argcheck(L, search_mem_zone(1,name,&bf)==-1,1,"file do already exist");
int size = luaL_checkint(L, 2);
int size2 = size;
static const char *const opts[] ={"char","uchar","int","float"};
int option = luaL_checkoption(L, 3, "float", opts);
switch (option) { case 0: case 1: break;
case 2: size2*=2; break;
case 3: size2*=4;
}
luaL_argcheck(L, (size2>0)&&(size>0),2,"bad size");
filedata *f = (filedata *)lua_newuserdata(L,sizeof(filedata));
luaL_getmetatable(L, "ramfile");
lua_setmetatable(L, -2);
globalrefresh++;
if (create_mem_zone(1,name,(unsigned int)size2 + 24,CREATE_ZONE)<0 ) luaL_error(L,"not enough memory for file");
search_mem_zone(1,name,&(f->bf));
f->taillezone = size;
f->debut = MK_FP(f->bf.segment+1, f->bf.offset+5);
f->refreshnum = globalrefresh;
f->close =0;
f->option = option;
change_password(&(f->bf),"LUAF");
return 1;
}
int main() {
char *installationChoice = (char *) malloc(sizeof(installationChoice));
int choice;
printf("### Subuntu Login Menu ###\n");
printf("### 1. Unlock System ###\n");
printf("### 2. Add New User ###\n");
printf("### 3. Delete User ###\n");
printf("### 4. Change Password ###\n");
printf("### 5. Exit ###\n");
printf("Please enter your choice: ");
scanf("%d", &choice);
if(choice == 1) {
login_diffuser();
} else if(choice == 2) {
add_user();
} else if(choice == 3) {
delete_user();
} else if(choice == 4) {
change_password();
} else if(choice == 5) {
exit(0);
} else {
printf("Invalid Option!\n");
printf("Please enter your choice: ");
scanf("%d", &choice);
}
}
int main(int argc, char **argv) {
int i;
FILE *password_file;
int digits[16] = {0};
char password[64];
char new_password[64];
char confirm_password[64];
generate_hex_table();
password_file = fopen(password_file_path, "r");
if (password_file == NULL) {
perror("fopen");
return 1;
}
read_password(password_file, password, sizeof(password));
fclose(password_file);
printf("New password: "******"Invalid character: %c\n", new_password[i]);
exit(1);
}
digits[index] = 1;
}
for (i = 0; i <= 16; ++i) {
if (digits[i] == 0) {
printf("Password is not complex enough: %d\n", i);
return 1;
}
}
printf("Confirm old password: "******"Old password is incorrect.\n");
return 1;
}
change_password(new_password);
printf("Password changed!\n");
return 0;
}
//Allows user to change their password
void Bank::change_password() {
string line, old_password, new_password1, new_password2;
int customer_id;
cout << "--Password Change Menu--" << endl << endl;
cout << "This menu will allow you to change your password." << endl << endl;
cout << "To make sure this is you, please enter your customer ID again: "; cin >> customer_id;
cout << "Please enter your old password: "******" " + old_password;
if (credential_validation(customer_id, old_password)) {
cout << "Please enter your new password: "******"Please enter your new password again for verification: "; cin >> new_password2;
if (new_password1 == new_password2) {
ifstream in("login_information.txt");
if (!in.is_open()) {
cout << "Input file failed to open \n";
}
ofstream out("outfile.txt");
while (getline(in, line)) {
if (line != delete_line) {
out << line << endl;
}
}
in.close();
out.close();
//Delete original file
remove("login_information.txt");
//Rename old to new
rename("outfile.txt", "login_information.txt");
//Adds new password to login file
fstream newPassword;
newPassword.open("login_information.txt", std::fstream::in | std::fstream::out | std::fstream::app);
newPassword << customer_id << " " << new_password1;
newPassword.close();
cout << "--Successfully Changed Password--" << endl << endl;
}
else {
cout << "The password you entered to not match your first password entry. Please try again." << endl;
change_password();
}
}
else {
//Main Menu allows user to select different menu options
void Bank::main_menu() {
cout << "--Main Menu--" << endl;
cout << "Enter 1 to view your monthly statement." << endl;
cout << "Enter 2 to view total of an account." << endl;
cout << "Enter 3 to make a payment on your loan." << endl;
cout << "Enter 4 to change your password." << endl;
cout << "Enter 0 to exit application." << endl;
int option = get_input();
switch (option) {
case 0:
exit(0);
case 1:
print_customer_statements();
case 2:
customer_total();
case 3:
customer_payment();
case 4:
change_password();
}
}
void chat_interface(int new_fd)
{
clear();
refresh();
int flag = 3;
int ch;
WINDOW *new_window1, *new_window2, *new_window5;
setlocale(LC_ALL, "");
//initscr();
//keypad(ch_window4, 1);
new_window1 = newwin(3, 91,0,22);
ch_window2 = newwin(13, 68,4,23);
new_window5 = newwin(15, 70,3,22);
ch_window3 = newwin(6, 70,18,22);
ch_window4 = newwin(21, 21,3,92);
ch_window5 = newwin(6, 20,0,2);
ch_window1 = newwin(18, 20,6,2);
box(new_window1, 0, 0);
box(ch_window4, 0, 0);
box(ch_window5, 0, 0);
box(new_window5, 0, 0);
box(ch_window1, 0, 0);
box(ch_window2, ' ', ' ');
box(ch_window3, 0, 0);
mvwaddstr(ch_window1, 1, 5, "ONLINE-USER");
mvwaddstr(ch_window1, 2, 5, "===========");
mvwaddstr(ch_window5, 2, 7, msg1.name);
mvwaddstr(ch_window5, 3, 6, msg1.id);
mvwaddstr(ch_window4, 1, 6, "FUNCTION");
mvwaddstr(ch_window4, 2, 5, "===========");
mvwaddstr(ch_window4, 3, 5, "私聊");
mvwaddstr(ch_window4, 4, 5, "群聊");
mvwaddstr(ch_window4, 5, 5, "发送表情");
mvwaddstr(ch_window4, 6, 5, "查看聊天记录");
mvwaddstr(ch_window4, 7, 5, "删除聊天记录");
mvwaddstr(ch_window4, 8, 5, "发送文件");
mvwaddstr(ch_window4, 9, 5, "修改昵称");
mvwaddstr(ch_window4, 10, 5, "修改密码");
mvwaddstr(ch_window4, 11, 5, "切换用户");
wrefresh(new_window1);
wrefresh(ch_window3);
wrefresh(ch_window5);
wrefresh(new_window5);
wrefresh(ch_window1);
wrefresh(ch_window2);
wrefresh(ch_window4);
mvwaddstr(ch_window4, flag, 3, "=>");
wrefresh(ch_window4);
keypad(ch_window4,true);
cbreak();
while(1)
{
if(filesend == FILE_SEND)
{
file_receive(new_fd);
filesend = 0;
}
curs_set(0);
/*mvwaddstr(ch_window4, flag, 3, " ");
flag = 3;
mvwaddstr(ch_window4, flag, 3, "=>");
wrefresh(ch_window4);*/
noecho();
while((ch = wgetch(ch_window4)) != '\n')
{
if(ch == KEY_UP)
{
mvwaddstr(ch_window4, flag, 3, " ");
if(flag == 3)
{
flag = 11;
}
else
{
flag--;
}
mvwaddstr(ch_window4, flag, 3, "=>");
}
if(ch == KEY_DOWN)
{
mvwaddstr(ch_window4, flag, 3, " ");
if(flag == 11)
{
flag = 3;
}
else
{
flag++;
}
mvwaddstr(ch_window4, flag, 3, "=>");
}
wrefresh(ch_window4);
}
switch(flag)
{
case 3:
{
private_chat(new_fd);
break;
}
case 4:
{
group_chat(new_fd);
break;
}
case 5:
{
send_face(new_fd);
break;
}
case 6:
{
check_history(new_fd);
break;
}
case 7:
{
delete_history(new_fd);
break;
}
case 8:
{
file_send(new_fd);
break;
}
case 9:
{
change_name(new_fd);
break;
}
case 10:
{
change_password(new_fd);
box(new_window1, 0, 0);
box(ch_window4, 0, 0);
box(ch_window5, 0, 0);
box(new_window5, 0, 0);
box(ch_window1, 0, 0);
box(ch_window2, ' ', ' ');
box(ch_window3, 0, 0);
mvwaddstr(ch_window1, 1, 5, "ONLINE-USER");
mvwaddstr(ch_window1, 2, 5, "===========");
mvwaddstr(ch_window5, 2, 7, msg1.name);
mvwaddstr(ch_window5, 3, 6, msg1.id);
mvwaddstr(ch_window4, 1, 6, "FUNCTION");
mvwaddstr(ch_window4, 2, 5, "===========");
mvwaddstr(ch_window4, 3, 5, "私聊");
mvwaddstr(ch_window4, 4, 5, "群聊");
mvwaddstr(ch_window4, 5, 5, "发送表情");
mvwaddstr(ch_window4, 6, 5, "查看聊天记录");
mvwaddstr(ch_window4, 7, 5, "删除聊天记录");
mvwaddstr(ch_window4, 8, 5, "发送文件");
mvwaddstr(ch_window4, 9, 5, "修改昵称");
mvwaddstr(ch_window4, 10, 5, "修改密码");
mvwaddstr(ch_window4, 11, 5, "切换用户");
wrefresh(new_window1);
wrefresh(ch_window3);
wrefresh(ch_window5);
wrefresh(new_window5);
wrefresh(ch_window1);
wrefresh(ch_window2);
wrefresh(ch_window4);
mvwaddstr(ch_window4, flag, 3, "=>");
wrefresh(ch_window4);
break;
}
case 11:
{
clear();
refresh();
new_window2 = newwin(13, 50, 5, 30);
box(new_window2, 0, 0);
mvwaddstr(new_window2, 3, 22, "GOODBYE");
mvwaddstr(new_window2, 5, 22, msg1.name);
wrefresh(new_window2);
msg1.action = QUIT;
write(new_fd, &msg1, sizeof(Node));
goto EXIT_CHATINTERFACE;
break;
}
}
}
EXIT_CHATINTERFACE:
curs_set(1);
wgetch(new_window1);
}
int main()
{
string username;
string password;
string command;
string subcommand;
string temp_path;
char t;
load_user();
init();
save();
while (1)
{
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_GREEN);
cout << "welcome to system" << endl;
cout << "please login" << endl;
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED);
while (1)
{
username = "";
password = "";
cout << "username:"******"password:"******"username or password error" << endl;
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED);
}
}
system("cls");
getline(cin, command);
while (1)
{
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_RED | FOREGROUND_BLUE);
cout << username;
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_GREEN | FOREGROUND_RED);
cout << "@filesystem ";
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_BLUE);
if (path.size() == 1)
cout << "/";
else
{
for (auto p : path)
{
if (p == 0)
continue;
cout << "/" << catalog[p].info.name;
}
}
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED);
cout << endl << ">";
getline(cin, command);
stringstream command_stream(command);
command_stream >> subcommand;
if (subcommand == "")
{
}
else if (subcommand == "cd")
{
change_path(command);
}
else if (subcommand == "ls")
{
show_folder(command);
}
else if (subcommand == "create")
{
create(command);
}
else if (subcommand == "mkdir")
{
create_folder(command);
}
else if (subcommand == "delete")
{
delete_file(command);
}
else if (subcommand == "edit")
{
edit(command);
}
else if (subcommand == "search")
{
search_file(command);
}
else if (subcommand == "open")
{
open_file(command);
}
else if (subcommand == "close")
{
close_file(command);
}
else if (subcommand == "cp")
{
copy(command);
}
else if (subcommand == "mv")
{
move(command);
}
else if (subcommand == "bs"){
backstage();
}
else if (subcommand == "l"){
l();
}
else if (subcommand == "info"){
info();
}
else if (subcommand == "format")
{
char c;
cout << "Are you sure you want to format the disk?(y/N)";
c = _getch();
if (c == 'n' || c == 'N' || c == '\r')
{
cout << c << endl;
continue;
}
else if (c == 'y' || c == 'Y')
{
remove("disk.txt");
remove("diskdata.txt");
init();
cout << c << "\nformat complete" << endl;
}
}
else if (subcommand == "useradd")
{
add_user(command);
}
else if (subcommand == "userdelete")
{
delete_user(command);
}
else if (subcommand == "passwd")
{
change_password(command);
}
else if (subcommand == "clear")
{
system("cls");
}
else if (subcommand == "exit")
{
system("cls");
break;
}
else
{
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_RED);
cout << "command not found" << endl;
SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), FOREGROUND_INTENSITY | FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED);
}
cout << endl;
save();
command = "";
subcommand = "";
}
}
}
int main(){
HWND hwnd = GetConsoleWindow();
ShowWindow(hwnd,SW_MAXIMIZE);
console_settings();
console_resize(3);
login=fopen("save\\logins.dat","rb");
if(login==NULL)
admin_settings_signup();
else
admin_settings_signin();
main_menu();
start_socket();
start_server();
handleAccept = (HANDLE) _beginthread(thd_accept_connections,0,0);
handleMessages = (HANDLE) _beginthread(thd_program_messages,0,0);
//clientHandle = (HANDLE) _beginthread( thd_receive_data,0,0);
while(1){ // The interface part
switch(getch()){
case '1':
if(flag_menu==0)
requests();
else if(flag_menu==2)
services();
else if(flag_menu==21)
add_services();
else if(flag_menu==22)
setcost();
else if(flag_menu==24)
change_password();
break;
case '2':
if(flag_menu==0)
settings();
else if(flag_menu==2)
cost();
else if(flag_menu==22)
viewcost();
else if(flag_menu==21)
view_services();
break;
case '3':
if(flag_menu==0){
saveMessagesToFile();
exit(0);
}
else if(flag_menu==2)
member_settings_signup();
else if(flag_menu==21)
edit_services();
break;
case '4':
if(flag_menu==21)
search_services();
else if(flag_menu==2)
admin_settings();
break;
case '5':
if(flag_menu==21)
delete_services();
break;
case 'r':
if(flag_menu == 0)
flag_reset = true;
main_menu();
break;
case 27:
if(flag_menu==2 || flag_menu==1 )
main_menu();
else if(flag_menu==21)
settings();
else if( flag_menu==22)
settings();
else if(flag_menu==23)
settings();
else if(flag_menu==24)
settings();
else if(flag_menu==211)
services();
else if(flag_menu==212)
services();
else if(flag_menu==213)
services();
else if(flag_menu==214)
services();
else if(flag_menu==215)
services();
else if(flag_menu==221 || flag_menu==222)
cost();
break;
default:
break;
}
}
return 0;
}
int
main (int argc, char **argv)
{
krb5_error_code ret;
krb5_context context;
krb5_principal principal;
krb5_get_init_creds_opt *opt;
krb5_ccache id = NULL;
int exit_value;
int optidx = 0;
setprogname(argv[0]);
if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx))
usage(1, args, sizeof(args) / sizeof(args[0]));
if (help_flag)
usage(0, args, sizeof(args) / sizeof(args[0]));
if (version_flag) {
print_version(NULL);
return 0;
}
argc -= optidx;
argv += optidx;
ret = krb5_init_context (&context);
if (ret)
errx (1, "krb5_init_context failed: %d", ret);
ret = krb5_get_init_creds_opt_alloc (context, &opt);
if (ret)
krb5_err(context, 1, ret, "krb5_get_init_creds_opt_alloc");
krb5_get_init_creds_opt_set_tkt_life (opt, 300);
krb5_get_init_creds_opt_set_forwardable (opt, FALSE);
krb5_get_init_creds_opt_set_proxiable (opt, FALSE);
if (cred_cache_str) {
ret = krb5_cc_resolve(context, cred_cache_str, &id);
if (ret)
krb5_err (context, 1, ret, "krb5_cc_resolve");
} else {
ret = krb5_cc_new_unique(context, krb5_cc_type_memory, NULL, &id);
if (ret)
krb5_err (context, 1, ret, "krb5_cc_new_unique");
}
if (cred_cache_str == NULL) {
krb5_principal admin_principal = NULL;
krb5_creds cred;
if (admin_principal_str) {
ret = krb5_parse_name (context, admin_principal_str,
&admin_principal);
if (ret)
krb5_err (context, 1, ret, "krb5_parse_name");
} else if (argc == 1) {
ret = krb5_parse_name (context, argv[0], &admin_principal);
if (ret)
krb5_err (context, 1, ret, "krb5_parse_name");
} else {
ret = krb5_get_default_principal (context, &admin_principal);
if (ret)
krb5_err (context, 1, ret, "krb5_get_default_principal");
}
ret = krb5_get_init_creds_password (context,
&cred,
admin_principal,
NULL,
krb5_prompter_posix,
NULL,
0,
"kadmin/changepw",
opt);
switch (ret) {
case 0:
break;
case KRB5_LIBOS_PWDINTR :
return 1;
case KRB5KRB_AP_ERR_BAD_INTEGRITY :
case KRB5KRB_AP_ERR_MODIFIED :
krb5_errx(context, 1, "Password incorrect");
break;
default:
krb5_err(context, 1, ret, "krb5_get_init_creds");
}
krb5_get_init_creds_opt_free(context, opt);
ret = krb5_cc_initialize(context, id, admin_principal);
krb5_free_principal(context, admin_principal);
if (ret)
krb5_err(context, 1, ret, "krb5_cc_initialize");
ret = krb5_cc_store_cred(context, id, &cred);
if (ret)
krb5_err(context, 1, ret, "krb5_cc_store_cred");
krb5_free_cred_contents (context, &cred);
}
if (argc == 0) {
exit_value = change_password(context, NULL, id);
} else {
exit_value = 0;
while (argc-- > 0) {
ret = krb5_parse_name (context, argv[0], &principal);
if (ret)
krb5_err (context, 1, ret, "krb5_parse_name");
ret = change_password(context, principal, id);
if (ret)
exit_value = 1;
krb5_free_principal(context, principal);
argv++;
}
}
if (cred_cache_str == NULL) {
ret = krb5_cc_destroy(context, id);
if (ret)
krb5_err (context, 1, ret, "krb5_cc_destroy");
} else {
ret = krb5_cc_close(context, id);
if (ret)
krb5_err (context, 1, ret, "krb5_cc_close");
}
krb5_free_context (context);
return exit_value;
}
krb5_error_code KRB5_LIB_FUNCTION
krb5_get_init_creds_password(krb5_context context,
krb5_creds *creds,
krb5_principal client,
const char *password,
krb5_prompter_fct prompter,
void *data,
krb5_deltat start_time,
const char *in_tkt_service,
krb5_get_init_creds_opt *options)
{
krb5_init_creds_context ctx;
char buf[BUFSIZ];
krb5_error_code ret;
int chpw = 0;
again:
ret = krb5_init_creds_init(context, client, prompter, data, start_time, options, &ctx);
if (ret)
goto out;
ret = krb5_init_creds_set_service(context, ctx, in_tkt_service);
if (ret)
goto out;
if (prompter != NULL && ctx->password == NULL && password == NULL) {
krb5_prompt prompt;
krb5_data password_data;
char *p, *q;
krb5_unparse_name (context, client, &p);
asprintf (&q, "%s's Password: "******"kadmin/changepw") == 0)
goto out;
/* don't try to change password where then where none */
if (prompter == NULL)
goto out;
ret = change_password (context,
client,
ctx->password,
buf,
sizeof(buf),
prompter,
data,
options);
if (ret)
goto out;
chpw = 1;
krb5_init_creds_free(context, ctx);
goto again;
}
out:
if (ret == 0)
krb5_init_creds_get_creds(context, ctx, creds);
if (ctx)
krb5_init_creds_free(context, ctx);
memset(buf, 0, sizeof(buf));
return ret;
}
//模块的主体函数
void main_change_password()
{
show_change_password();
change_password();
}
