FreeCalypso > hg > themwi-system-sw

annotate mgw/readconf.c @ 67:15c9e1f8f756

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sip-in: enable SIP UDP output
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 18 Sep 2022 16:55:01 -0800
parents b3f74df7b808
children f280328e7e2e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
32
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 * In this module we implement the reading of /var/gsm/themwi-mgw.cfg:
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 * we parse and save the configured IP address and port range for each
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 * of our two sides, GSM and PSTN.
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5 */
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 #include <sys/types.h>
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 #include <sys/socket.h>
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 #include <netinet/in.h>
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 #include <arpa/inet.h>
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 #include <ctype.h>
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 #include <stdio.h>
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 #include <stdlib.h>
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 #include <string.h>
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 #include <strings.h>
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 #include "struct.h"
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 struct bind_range_cfg bind_range_gsm, bind_range_pstn;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 static char config_file_pathname[] = "/var/gsm/themwi-mgw.cfg";
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 struct parse_state {
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 int lineno;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 int set_mask;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 };
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 static void
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 handle_bind_ip(st, kw, brc, line)
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 struct parse_state *st;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 char *kw, *line;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 struct bind_range_cfg *brc;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 {
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 char *cp, *np;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 for (cp = line; isspace(*cp); cp++)
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 ;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 if (*cp == '\0' || *cp == '#') {
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 inv_syntax: fprintf(stderr,
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 "%s line %d: %s setting requires one argument\n",
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 config_file_pathname, st->lineno, kw);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 exit(1);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 }
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 for (np = cp; *cp && !isspace(*cp); cp++)
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44 ;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45 if (*cp)
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 *cp++ = '\0';
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47 while (isspace(*cp))
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 cp++;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
49 if (*cp != '\0' && *cp != '#')
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
50 goto inv_syntax;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
51 brc->bind_ip.s_addr = inet_addr(np);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
52 if (brc->bind_ip.s_addr == INADDR_NONE) {
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
53 fprintf(stderr,
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
54 "%s line %d: invalid IP address argument \"%s\"\n",
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
55 config_file_pathname, st->lineno, np);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
56 exit(1);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
57 }
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
58 }
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
59
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
60 static void
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
61 handle_port_range(st, kw, brc, line)
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
62 struct parse_state *st;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
63 char *kw, *line;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
64 struct bind_range_cfg *brc;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
65 {
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
66 char *cp, *np1, *np2;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
67
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
68 for (cp = line; isspace(*cp); cp++)
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
69 ;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
70 if (!isdigit(*cp)) {
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
71 inv_syntax: fprintf(stderr,
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
72 "%s line %d: %s setting requires two numeric arguments\n",
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
73 config_file_pathname, st->lineno, kw);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
74 exit(1);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
75 }
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
76 for (np1 = cp; isdigit(*cp); cp++)
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
77 ;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
78 if (!isspace(*cp))
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
79 goto inv_syntax;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
80 while (isspace(*cp))
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
81 cp++;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
82 if (!isdigit(*cp))
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
83 goto inv_syntax;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
84 for (np2 = cp; isdigit(*cp); cp++)
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
85 ;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
86 if (*cp && !isspace(*cp))
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
87 goto inv_syntax;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
88 while (isspace(*cp))
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
89 cp++;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
90 if (*cp != '\0' && *cp != '#')
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
91 goto inv_syntax;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
92 brc->port_range_start = atoi(np1);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
93 brc->port_range_end = atoi(np2);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
94 if (brc->port_range_start & 1) {
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
95 fprintf(stderr, "%s line %d: start port must be even\n",
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
96 config_file_pathname, st->lineno);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
97 exit(1);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
98 }
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
99 if (!(brc->port_range_end & 1)) {
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
100 fprintf(stderr, "%s line %d: end port must be odd\n",
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
101 config_file_pathname, st->lineno);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
102 exit(1);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
103 }
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
104 if (brc->port_range_end <= brc->port_range_start) {
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
105 fprintf(stderr,
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
106 "%s line %d: end port must be greater than start port\n",
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
107 config_file_pathname, st->lineno);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
108 exit(1);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
109 }
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
110 brc->port_next = brc->port_range_start;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
111 brc->port_tries = (brc->port_range_end - brc->port_range_start + 1) / 2;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
112 }
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
113
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
114 static void
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
115 process_line(st, line)
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
116 struct parse_state *st;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
117 char *line;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
118 {
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
119 char *cp, *np;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
120 void (*handler)();
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
121 struct bind_range_cfg *ipside;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
122 int set_id;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
123
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
124 if (!index(line, '\n')) {
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
125 fprintf(stderr, "%s line %d: too long or missing newline\n",
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
126 config_file_pathname, st->lineno);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
127 exit(1);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
128 }
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
129 for (cp = line; isspace(*cp); cp++)
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
130 ;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
131 if (*cp == '\0' || *cp == '#')
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
132 return;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133 for (np = cp; *cp && !isspace(*cp); cp++)
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
134 ;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135 if (*cp)
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136 *cp++ = '\0';
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137 if (!strcmp(np, "gsm-ip-addr")) {
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
138 handler = handle_bind_ip;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
139 ipside = &bind_range_gsm;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140 set_id = 1;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 } else if (!strcmp(np, "gsm-port-range")) {
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 handler = handle_port_range;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 ipside = &bind_range_gsm;
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 set_id = 2;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 } else if (!strcmp(np, "pstn-ip-addr")) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 handler = handle_bind_ip;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 ipside = &bind_range_pstn;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148 set_id = 4;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
149 } else if (!strcmp(np, "pstn-port-range")) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
150 handler = handle_port_range;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
151 ipside = &bind_range_pstn;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
152 set_id = 8;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
153 } else {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154 fprintf(stderr, "%s line %d: non-understood keyword \"%s\"\n",
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155 config_file_pathname, st->lineno, np);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
157 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158 if (st->set_mask & set_id) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 fprintf(stderr, "%s line %d: duplicate %s setting\n",
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160 config_file_pathname, st->lineno, np);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
163 handler(st, np, ipside, cp);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
164 st->set_mask |= set_id;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
166
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
167 read_config_file()
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
168 {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
169 FILE *inf;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
170 struct parse_state pst;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
171 char linebuf[256];
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
172
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173 inf = fopen(config_file_pathname, "r");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 if (!inf) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 perror(config_file_pathname);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
178 pst.set_mask = 0;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
179 for (pst.lineno = 1; fgets(linebuf, sizeof linebuf, inf); pst.lineno++)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
180 process_line(&pst, linebuf);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181 fclose(inf);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
182 if (pst.set_mask != 15) {
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
183 fprintf(stderr, "error: %s did not set all required settings\n",
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
184 config_file_pathname);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
185 exit(1);
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
186 }
b3f74df7b808 beginning of themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
187 }