| /* |
| * Copyright 2015-2018 Rivoreo |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the |
| * Free Software Foundation, either version 3 of the License, or (at your |
| * option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| */ |
| |
| #include "common.h" |
| |
| int is_valid_user_name(const char *name) { |
| unsigned int len = 0; |
| if(!*name) return 0; |
| do { |
| switch(*name) { |
| case 0x4: |
| case '\a': |
| case '\b': |
| case ' ': |
| case '\n': |
| case ' ': |
| case ' ': |
| case '\r': |
| case 0x1b: |
| case '"': |
| case '#': |
| case '\'': |
| case '*': |
| case '/': |
| case ':': |
| case '\\': |
| case 0x7f: |
| return 0; |
| } |
| if(++len > USER_NAME_MAX_LENGTH) return 0; |
| } while(*++name); |
| return 1; |
| } |