2 conf.c -- configuration code
3 Copyright (C) 1998 Emphyrio,
4 Copyright (C) 1998,99 Ivo Timmermans <zarq@iname.com>
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 /* foute config read code, GPL, emphyrio 1998 */
22 /* Mutilated by me -- Ivo */
36 #include "netutl.h" /* for strtoip */
40 int timeout = 0; /* seconds before timeout */
42 typedef struct internal_config_t {
49 These are all the possible configurable values
51 static internal_config_t hazahaza[] = {
52 { "AllowConnect", allowconnect, TYPE_BOOL },
53 { "ConnectTo", upstreamip, TYPE_IP },
54 { "ConnectPort", upstreamport, TYPE_INT },
55 { "ListenPort", listenport, TYPE_INT },
56 { "MyOwnVPNIP", myvpnip, TYPE_IP },
57 { "MyVirtualIP", myvpnip, TYPE_IP }, /* an alias */
58 { "Passphrases", passphrasesdir, TYPE_NAME },
59 { "PingTimeout", pingtimeout, TYPE_INT },
60 { "TapDevice", tapdevice, TYPE_NAME },
61 { "KeyExpire", keyexpire, TYPE_INT },
66 Add given value to the list of configs cfg
69 add_config_val(config_t **cfg, int argtype, char *val)
74 p = (config_t*)xmalloc(sizeof(*p));
80 p->data.val = strtol(val, &q, 0);
85 p->data.ptr = xmalloc(strlen(val) + 1);
86 strcpy(p->data.ptr, val);
89 p->data.ip = strtoip(val);
92 if(!strcasecmp("yes", val))
93 p->data.val = stupid_true;
94 else if(!strcasecmp("no", val))
95 p->data.val = stupid_false;
112 Get variable from a section in a configfile. returns -1 on failure.
115 readconfig(const char *fname, FILE *fp)
124 if(fgets(line, 80, fp) == NULL)
128 if((p = strtok(line, "\t\n\r =")) == NULL)
129 continue; /* no tokens on this line */
132 continue; /* comment: ignore */
134 for(i = 0; hazahaza[i].name != NULL; i++)
135 if(!strcasecmp(hazahaza[i].name, p))
138 if(!hazahaza[i].name)
140 fprintf(stderr, "%s: %d: Invalid variable name `%s'.\n",
145 if(((q = strtok(NULL, "\t\n\r =")) == NULL) || q[0] == '#')
147 fprintf(stderr, "%s: %d: No value given for `%s'.\n",
148 fname, lineno, hazahaza[i].name);
152 cfg = add_config_val(&config, hazahaza[i].argtype, q);
155 fprintf(stderr, "%s: %d: Invalid value `%s' for variable `%s'.\n",
156 fname, lineno, q, hazahaza[i].name);
160 cfg->which = hazahaza[i].which;
167 wrapper function for readconfig
170 read_config_file(const char *fname)
174 if((fp = fopen (fname, "r")) == NULL)
176 fprintf(stderr, "Could not open %s: %s\n", fname, sys_errlist[errno]);
180 if(readconfig(fname, fp))
189 Look up the value of the config option type
192 get_config_val(which_t type)
196 for(p = config; p != NULL; p = p->next)