void main()
{ int n ;
s:
clrscr();
printf("Implementation of doubly linked list :\n\n");
printf("Select your choice :\n");
printf("1. Insertion from first :\n") ;
printf("2. Insertion from last :\n") ;
printf("3. Deletion from first :\n");
printf("4. Deletion from last :\n");
printf("5. Deletion from middle :\n") ;
printf("6. Display :\n");
printf("7. Exit :") ;
scanf("%d",&n) ;
switch(n)
{
case 1: inf(); getch();goto s;
case 2: inl(); getch();goto s;
case 3: delf(); getch();goto s;
case 4: dell(); getch();goto s;
case 5: delm(); getch();goto s;
case 6: display(); getch(); goto s;
case 7: break;
}
}
int main(int argc, char *argv[]) {
char buf[NET_BUF];
int s, len, port;
char *server_name;
if(argc != 3) {
printf("usage: ./myftp <server> <port>\n");
return 0;
}
server_name = argv[1];
port = atoi(argv[2]);
s = get_client_socket(argv[1], port);
char line[BUF_SIZE];
help();
while(1) {
printf("myftp>>> ");
read_line(line);
if (strcmp(line, "DWLD") == 0) {
dwld(s);
} else if (strcmp(line, "UPLD") == 0) {
upld(s);
} else if (strcmp(line, "LIST") == 0) {
list(s);
} else if (strcmp(line, "MDIR") == 0) {
mdir(s);
} else if (strcmp(line, "RDIR") == 0) {
rdir(s);
} else if (strcmp(line, "CDIR") == 0) {
cdir(s);
} else if (strcmp(line, "DELF") == 0) {
delf(s);
} else if (strcmp(line, "HELP") == 0) {
help();
} else if (strcmp(line, "QUIT") == 0) {
printf("goodbye\n");
quit(s);
close(s);
break;
} else {
printf("Unrecognized command: %s\n", line);
}
}
return 0;
}
