Pi-Hole/dnsmasq
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import of dnsmasq-2.21.tar.gz

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This commit is contained in:
Simon Kelley
2005-03-23 20:28:59 +00:00
parent f6b7dc47c7
commit 0a852541d3
21 changed files with 1195 additions and 579 deletions
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43
src/dnsmasq.c
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@@ -14,7 +14,7 @@
#include "dnsmasq.h"
static int sigterm, sighup, sigusr1, sigalarm, num_kids, in_child;
static volatile int sigterm, sighup, sigusr1, sigalarm, num_kids, in_child;
static int set_dns_listeners(struct daemon *daemon, fd_set *set, int maxfd);
static void check_dns_listeners(struct daemon *daemon, fd_set *set, time_t now);
@@ -69,8 +69,9 @@ int main (int argc, char **argv)
if (daemon->edns_pktsz < PACKETSZ)
daemon->edns_pktsz = PACKETSZ;
daemon->packet = safe_malloc(daemon->edns_pktsz > DNSMASQ_PACKETSZ ?
daemon->edns_pktsz : DNSMASQ_PACKETSZ);
daemon->packet_buff_sz = daemon->edns_pktsz > DNSMASQ_PACKETSZ ?
daemon->edns_pktsz : DNSMASQ_PACKETSZ;
daemon->packet = safe_malloc(daemon->packet_buff_sz);
if (!daemon->lease_file)
{
@@ -272,31 +273,31 @@ int main (int argc, char **argv)
if (daemon->dhcp)
{
struct dhcp_context *dhcp_tmp;
#ifdef HAVE_RTNETLINK
/* Must do this after daemonizing so that the pid is right */
daemon->netlinkfd = netlink_init();
#endif
for (dhcp_tmp = daemon->dhcp; dhcp_tmp; dhcp_tmp = dhcp_tmp->next)
{
char *time = daemon->dhcp_buff2;
prettyprint_time(daemon->dhcp_buff2, dhcp_tmp->lease_time);
strcpy(daemon->dhcp_buff, inet_ntoa(dhcp_tmp->start));
if (dhcp_tmp->lease_time == 0)
sprintf(time, "infinite");
else
{
unsigned int x, p = 0, t = (unsigned int)dhcp_tmp->lease_time;
if ((x = t/3600))
p += sprintf(&time[p], "%dh", x);
if ((x = (t/60)%60))
p += sprintf(&time[p], "%dm", x);
if ((x = t%60))
p += sprintf(&time[p], "%ds", x);
}
syslog(LOG_INFO,
dhcp_tmp->static_only ?
(dhcp_tmp->flags & CONTEXT_STATIC) ?
"DHCP, static leases only on %.0s%s, lease time %s" :
"DHCP, IP range %s -- %s, lease time %s",
daemon->dhcp_buff, inet_ntoa(dhcp_tmp->end), time);
daemon->dhcp_buff, inet_ntoa(dhcp_tmp->end), daemon->dhcp_buff2);
}
#ifdef HAVE_BROKEN_RTC
syslog(LOG_INFO, "DHCP, %s will be written every %ds", daemon->lease_file, daemon->min_leasetime/3);
daemon->min_leasetime = daemon->min_leasetime/3;
if (daemon->min_leasetime > (60 * 60 * 24))
daemon->min_leasetime = 60 * 60 * 24;
if (daemon->min_leasetime < 60)
daemon->min_leasetime = 60;
prettyprint_time(daemon->dhcp_buff2, daemon->min_leasetime);
syslog(LOG_INFO, "DHCP, %s will be written every %s", daemon->lease_file, daemon->dhcp_buff2);
#endif
}
@@ -341,7 +342,7 @@ int main (int argc, char **argv)
{
lease_update_file(1, now);
#ifdef HAVE_BROKEN_RTC
alarm(daemon->min_leasetime/3);
alarm(daemon->min_leasetime);
#endif
}
sigalarm = 0;
@@ -681,3 +682,5 @@ int icmp_ping(struct daemon *daemon, struct in_addr addr)
return gotreply;
}