*/
#ifndef lint
static const char rcsid[] =
- "@(#) $Header: /tcpdump/master/tcpdump/print-bootp.c,v 1.51 2000-09-23 08:03:33 guy Exp $ (LBL)";
+ "@(#) $Header: /tcpdump/master/tcpdump/print-bootp.c,v 1.55 2000-12-03 23:45:37 fenner Exp $ (LBL)";
#endif
#ifdef HAVE_CONFIG_H
struct mbuf;
struct rtentry;
-#include <net/if.h>
#include <netinet/in.h>
#include "interface.h"
#include "addrtoname.h"
+#include "extract.h"
#include "ether.h"
#include "bootp.h"
/* RFC1048 tags */
{ TAG_PAD, " PAD" },
{ TAG_SUBNET_MASK, "iSM" }, /* subnet mask (RFC950) */
- { TAG_TIME_OFFSET, "lTZ" }, /* seconds from UTC */
+ { TAG_TIME_OFFSET, "LTZ" }, /* seconds from UTC */
{ TAG_GATEWAY, "iDG" }, /* default gateway */
{ TAG_TIME_SERVER, "iTS" }, /* time servers (RFC868) */
{ TAG_NAME_SERVER, "iIEN" }, /* IEN name servers (IEN116) */
{ TAG_REBIND_TIME, "lRB" },
{ TAG_VENDOR_CLASS, "bVC" },
{ TAG_CLIENT_ID, "xCID" },
+/* RFC 2485 */
+ { TAG_OPEN_GROUP_UAP, "aUAP" },
+/* RFC 2563 */
+ { TAG_DISABLE_AUTOCONF, "BNOAUTO" },
+/* RFC 2610 */
+ { TAG_SLP_DA, "bSLP-DA" }, /*"b" is a little wrong */
+ { TAG_SLP_SCOPE, "bSLP-SCOPE" }, /*"b" is a little wrong */
+/* RFC 2937 */
+ { TAG_NS_SEARCH, "sNSSEARCH" }, /* XXX 's' */
+/* RFC 3011 */
+ { TAG_IP4_SUBNET_SELECT, "iSUBNET" },
+/* ftp://ftp.isi.edu/.../assignments/bootp-dhcp-extensions */
+ { TAG_USER_CLASS, "aCLASS" },
+ { TAG_SLP_NAMING_AUTH, "aSLP-NA" },
+ { TAG_CLIENT_FQDN, "bFQDN" }, /* XXX 'b' */
+ { TAG_AGENT_CIRCUIT, "bACKT" },
+ { TAG_AGENT_REMOTE, "bARMT" },
+ { TAG_AGENT_MASK, "bAMSK" },
+ { TAG_TZ_STRING, "aTZSTR" },
+ { TAG_FQDN_OPTION, "bFQDNS" }, /* XXX 'b' */
+ { TAG_AUTH, "bAUTH" }, /* XXX 'b' */
+ { TAG_VINES_SERVERS, "iVINES" },
+ { TAG_SERVER_RANK, "sRANK" },
+ { TAG_CLIENT_ARCH, "sARCH" },
+ { TAG_CLIENT_NDI, "bNDI" }, /* XXX 'b' */
+ { TAG_CLIENT_GUID, "bGUID" }, /* XXX 'b' */
+ { TAG_LDAP_URL, "aLDAP" },
+ { TAG_6OVER4, "i6o4" },
+ { TAG_PRINTER_NAME, "aPRTR" },
+ { TAG_MDHCP_SERVER, "bMDHCP" }, /* XXX 'b' */
+ { TAG_IPX_COMPAT, "bIPX" }, /* XXX 'b' */
+ { TAG_NETINFO_PARENT, "iNI" },
+ { TAG_NETINFO_PARENT_TAG, "aNITAG" },
+ { TAG_URL, "aURL" },
+ { TAG_FAILOVER, "bFAIL" }, /* XXX 'b' */
+ { 0, NULL }
+};
+/* 2-byte extended tags */
+static struct tok xtag2str[] = {
{ 0, NULL }
};
continue;
if (tag == TAG_END)
return;
- cp = tok2str(tag2str, "?T%d", tag);
+ if (tag == TAG_EXTENDED_OPTION) {
+ TCHECK(bp + 1, 2);
+ tag = EXTRACT_16BITS(bp + 1);
+ /* XXX we don't know yet if the IANA will
+ * preclude overlap of 1-byte and 2-byte spaces.
+ * If not, we need to offset tag after this step.
+ */
+ cp = tok2str(xtag2str, "?xT%d", tag);
+ } else
+ cp = tok2str(tag2str, "?T%d", tag);
c = *cp++;
printf(" %s:", cp);
first = 1;
while (len-- > 0) {
c = *bp++;
- cp = tok2str(tag2str, "?%d", c);
+ cp = tok2str(tag2str, "?T%d", c);
+ if (!first)
+ putchar('+');
+ printf("%s", cp + 1);
+ first = 0;
+ }
+ continue;
+ }
+ if (tag == TAG_EXTENDED_REQUEST) {
+ first = 1;
+ while (len > 1) {
+ len -= 2;
+ c = EXTRACT_16BITS(bp);
+ bp += 2;
+ cp = tok2str(xtag2str, "?xT%d", c);
if (!first)
putchar('+');
printf("%s", cp + 1);
case 'i':
case 'l':
+ case 'L':
/* ip addresses/32-bit words */
while (size >= sizeof(ul)) {
if (!first)
memcpy((char *)&ul, (char *)bp, sizeof(ul));
if (c == 'i')
printf("%s", ipaddr_string(&ul));
+ else if (c == 'L')
+ printf("%d", ul);
else
printf("%u", ul);
bp += sizeof(ul);