/* parse_resvconf()
*
* inputs - NONE
* output - -1 if failure 0 if success
* side effects - fills in irc_nsaddr_list
*/
static int
parse_resvconf(void)
{
char *p;
char *opt;
char *arg;
char input[DNS_MAXLINE];
FILE *file;
/* XXX "/etc/resolv.conf" should be from a define in setup.h perhaps
* for cygwin support etc. this hardcodes it to unix for now -db
*/
if ((file = fopen("/etc/resolv.conf", "r")) == NULL)
return -1;
while (fgets(input, sizeof(input), file) != NULL)
{
/* blow away any newline */
if ((p = strpbrk(input, "\r\n")) != NULL)
*p = '\0';
p = input;
/* skip until something thats not a space is seen */
while (isspace((unsigned char)*p))
p++;
/* if at this point, have a '\0' then continue */
if (*p == '\0')
continue;
/* Ignore comment lines immediately */
if (*p == '#' || *p == ';')
continue;
/* skip until a space is found */
opt = p;
while (!isspace((unsigned char)*p) && *p != '\0')
p++;
if (*p == '\0')
continue; /* no arguments?.. ignore this line */
/* blow away the space character */
*p++ = '\0';
/* skip these spaces that are before the argument */
while (isspace((unsigned char)*p))
p++;
/* Now arg should be right where p is pointing */
arg = p;
if ((p = strpbrk(arg, " \t")) != NULL)
*p = '\0'; /* take the first word */
if (strcmp(opt, "domain") == 0)
mowgli_strlcpy(irc_domain, arg, sizeof(irc_domain));
else if (strcmp(opt, "nameserver") == 0)
add_nameserver(arg);
}
fclose(file);
return 0;
}
/* parse_resvconf()
*
* inputs - NONE
* output - -1 if failure 0 if success
* side effects - fills in irc_nsaddr_list
*/
static int
parse_resvconf(void)
{
char *p;
char *opt;
char *arg;
char input[MAXLINE];
FBFILE *file;
/* XXX "/etc/resolv.conf" should be from a define in setup.h perhaps
* for cygwin support etc. this hardcodes it to unix for now -db
*/
if ((file = fbopen("/etc/resolv.conf", "r")) == NULL)
return(-1);
while (fbgets(input, MAXLINE, file) != NULL)
{
/* blow away any newline */
if ((p = strpbrk(input, "\r\n")) != NULL)
*p = '\0';
/* Ignore comment lines immediately */
if (*input == '#')
continue;
p = input;
/* skip until something thats not a space is seen */
while (IsSpace(*p))
p++;
/* if at this point, have a '\0' then continue */
if (*p == '\0')
continue;
/* skip until a space is found */
opt = input;
while (!IsSpace(*p))
if (*p++ == '\0')
continue; /* no arguments?.. ignore this line */
/* blow away the space character */
*p++ = '\0';
/* skip these spaces that are before the argument */
while (IsSpace(*p))
p++;
/* Now arg should be right where p is pointing */
arg = p;
if ((p = strpbrk(arg, " \t")) != NULL)
*p = '\0'; /* take the first word */
if (strcasecmp(opt, "domain") == 0)
strlcpy(irc_domain, arg, HOSTLEN);
else if (strcasecmp(opt, "nameserver") == 0)
add_nameserver(arg);
}
fbclose(file);
return(0);
}
int
irc_res_init(void)
{
irc_nscount = 0;
parse_resvconf();
if (irc_nscount == 0)
add_nameserver("127.0.0.1");
return 0;
}
void
irc_res_init()
{
irc_nscount = 0;
memset(irc_nsaddr_list, 0, sizeof(irc_nsaddr_list));
parse_resvconf();
if (!irc_nscount)
add_nameserver("127.0.0.1");
}
static void
parse_windows_resolvers(void)
{
const char *ns = get_windows_nameservers();
char *server;
char *p;
char *buf = rb_strdup(ns);
for(server = rb_strtok_r(buf, " ", &p); server != NULL;server = rb_strtok_r(NULL, " ", &p))
{
add_nameserver(server);
}
rb_free(buf);
}
int
irc_res_init(void)
{
irc_nscount = 0;
#ifndef _WIN32
parse_resvconf();
#else
parse_windows_resolvers();
#endif
if (irc_nscount == 0)
add_nameserver("127.0.0.1");
return 0;
}
