1 /* cvm/client_domain.c - Determine domain from environment
2 * Copyright (C) 2010 Bruce Guenter <bruce@untroubled.org>
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 */
18 #include <stdlib.h>
19 #include <string.h>
20 #include "v1client.h"
21
22 static long len = 0;
23 static char* var = 0;
24
cvm_client_ucspi_domain(void)25 const char* cvm_client_ucspi_domain(void)
26 {
27 const char* proto;
28 long newlen;
29 if ((proto = getenv("PROTO")) == 0) proto = "TCP";
30 newlen = strlen(proto) + 9;
31 if (newlen > len) {
32 free(var);
33 var = malloc(newlen+1);
34 len = newlen;
35 }
36 strcpy(var, proto);
37 strcat(var, "LOCALHOST");
38 return getenv(var);
39 }
40