* Florian octo Forster <octo at verplant.org>
*/
+#define _BSD_SOURCE
+
#include "collectd.h"
+#include "plugin.h"
+#include "common.h"
#if HAVE_NETINET_IN_SYSTM_H
# include <netinet/in_systm.h>
}
static int
-handle_dns(const char *buf, int len,
- const struct in6_addr *s_addr,
- const struct in6_addr *d_addr)
+handle_dns(const char *buf, int len)
{
rfc1035_header_t qh;
uint16_t us;
memcpy(&us, buf + 2, 2);
us = ntohs(us);
- fprintf (stderr, "Bytes 0, 1: 0x%04hx\n", us);
qh.qr = (us >> 15) & 0x01;
qh.opcode = (us >> 11) & 0x0F;
qh.aa = (us >> 10) & 0x01;
if (0 != x)
return 0;
if ('\0' == qh.qname[0])
- strncpy (qh.qname, ".", sizeof (qh.qname));
+ sstrncpy (qh.qname, ".", sizeof (qh.qname));
while ((t = strchr(qh.qname, '\n')))
*t = ' ';
while ((t = strchr(qh.qname, '\r')))
}
static int
-handle_udp(const struct udphdr *udp, int len,
- const struct in6_addr *s_addr,
- const struct in6_addr *d_addr)
+handle_udp(const struct udphdr *udp, int len)
{
char buf[PCAP_SNAPLEN];
if ((ntohs (udp->UDP_DEST) != 53)
&& (ntohs (udp->UDP_SRC) != 53))
return 0;
memcpy(buf, udp + 1, len - sizeof(*udp));
- if (0 == handle_dns(buf, len - sizeof(*udp), s_addr, d_addr))
+ if (0 == handle_dns(buf, len - sizeof(*udp)))
return 0;
return 1;
}
return (0);
memcpy (buf, (char *) ipv6 + offset, payload_len);
- if (handle_udp ((struct udphdr *) buf, payload_len, &s_addr, &d_addr) == 0)
+ if (handle_udp ((struct udphdr *) buf, payload_len) == 0)
return (0);
return (1); /* Success */
if (IPPROTO_UDP != ip->ip_p)
return 0;
memcpy(buf, (void *) ip + offset, len - offset);
- if (0 == handle_udp((struct udphdr *) buf, len - offset, &s_addr, &d_addr))
+ if (0 == handle_udp((struct udphdr *) buf, len - offset))
return 0;
return 1;
}
{
int status;
- fprintf (stderr, "handle_pcap (udata = %p, hdr = %p, pkt = %p): hdr->caplen = %i\n",
+ DEBUG ("handle_pcap (udata = %p, hdr = %p, pkt = %p): hdr->caplen = %i\n",
(void *) udata, (void *) hdr, (void *) pkt,
hdr->caplen);
break;
default:
- fprintf (stderr, "unsupported data link type %d\n",
+ ERROR ("handle_pcap: unsupported data link type %d\n",
pcap_datalink(pcap_obj));
status = 0;
break;
case T_ANY: return ("ANY"); /* ... 255 */
#endif /* __BIND >= 19950621 */
default:
- snprintf (buf, 32, "#%i", t);
- buf[31] = '\0';
+ ssnprintf (buf, sizeof (buf), "#%i", t);
return (buf);
}; /* switch (t) */
/* NOTREACHED */
return "Update";
break;
default:
- snprintf(buf, 30, "Opcode%d", o);
+ ssnprintf(buf, sizeof (buf), "Opcode%d", o);
return buf;
}
/* NOTREACHED */
#endif /* RFC2136 rcodes */
#endif /* __BIND >= 19950621 */
default:
- snprintf (buf, 32, "RCode%i", rcode);
- buf[31] = '\0';
+ ssnprintf (buf, sizeof (buf), "RCode%i", rcode);
return (buf);
}
/* Never reached */