| 1 | /* -*-c-*- |
| 2 | * |
| 3 | * Utilities for the client and the server |
| 4 | * |
| 5 | * (c) 2001 Straylight/Edgeware |
| 6 | */ |
| 7 | |
| 8 | /*----- Licensing notice --------------------------------------------------* |
| 9 | * |
| 10 | * This file is part of Trivial IP Encryption (TrIPE). |
| 11 | * |
| 12 | * TrIPE is free software; you can redistribute it and/or modify |
| 13 | * it under the terms of the GNU General Public License as published by |
| 14 | * the Free Software Foundation; either version 2 of the License, or |
| 15 | * (at your option) any later version. |
| 16 | * |
| 17 | * TrIPE is distributed in the hope that it will be useful, |
| 18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 20 | * GNU General Public License for more details. |
| 21 | * |
| 22 | * You should have received a copy of the GNU General Public License |
| 23 | * along with TrIPE; if not, write to the Free Software Foundation, |
| 24 | * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 25 | */ |
| 26 | |
| 27 | /*----- Header files ------------------------------------------------------*/ |
| 28 | |
| 29 | #include <errno.h> |
| 30 | #include <stdio.h> |
| 31 | #include <stdlib.h> |
| 32 | #include <string.h> |
| 33 | |
| 34 | #include <mLib/dstr.h> |
| 35 | |
| 36 | #include "util.h" |
| 37 | |
| 38 | /*----- Main code ---------------------------------------------------------*/ |
| 39 | |
| 40 | /* --- @u_quotify@ --- * |
| 41 | * |
| 42 | * Arguments: @dstr *d@ = where to write the answer |
| 43 | * @const char *p@ = string to quotify |
| 44 | * |
| 45 | * Returns: --- |
| 46 | * |
| 47 | * Use: Quotes the given string if necessary, according to our |
| 48 | * quoting rules. |
| 49 | */ |
| 50 | |
| 51 | void u_quotify(dstr *d, const char *p) |
| 52 | { |
| 53 | if (d->len) |
| 54 | dstr_putc(d, ' '); |
| 55 | if (*p && !p[strcspn(p, "\"' \t\n\v")]) |
| 56 | dstr_puts(d, p); |
| 57 | else { |
| 58 | dstr_putc(d, '\"'); |
| 59 | while (*p) { |
| 60 | if (*p == '\\' || *p == '\"') |
| 61 | dstr_putc(d, '\\'); |
| 62 | dstr_putc(d, *p++); |
| 63 | } |
| 64 | dstr_putc(d, '\"'); |
| 65 | } |
| 66 | } |
| 67 | |
| 68 | /*----- That's all, folks -------------------------------------------------*/ |