X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/f555c163f90c9de17ebcef8313f86404c5174ca9..a8c33a5850cd9d2f39e56c06b645c283225d78c4:/addrtoname.h

diff --git a/addrtoname.h b/addrtoname.h
index 2848a29d..201ab431 100644
--- a/addrtoname.h
+++ b/addrtoname.h
@@ -17,20 +17,77 @@
  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- *
- * @(#) $Header: /tcpdump/master/tcpdump/addrtoname.h,v 1.15 1999-10-07 23:47:09 mcr Exp $ (LBL)
  */
 
+/*
+ * Definitions to let us compile most of the IPv6 code even on systems
+ * without IPv6 support.
+ */
+
+#include "extract.h"
+
+#ifndef INET6_ADDRSTRLEN
+#define INET6_ADDRSTRLEN	46
+#endif
+
 /* Name to address translation routines. */
 
-extern char *etheraddr_string(const u_char *);
-extern char *etherproto_string(u_short);
-extern char *tcpport_string(u_short);
-extern char *udpport_string(u_short);
-extern char *getname(const u_char *);
-extern char *intoa(u_int32_t);
+enum {
+    LINKADDR_ETHER,
+    LINKADDR_FRELAY,
+    LINKADDR_IEEE1394,
+    LINKADDR_ATM,
+    LINKADDR_OTHER
+};
+
+#define BUFSIZE 128
+
+extern const char *linkaddr_string(netdissect_options *, const uint8_t *, const unsigned int, const unsigned int);
+extern const char *etheraddr_string(netdissect_options *, const uint8_t *);
+extern const char *le64addr_string(netdissect_options *, const uint8_t *);
+extern const char *tcpport_string(netdissect_options *, u_short);
+extern const char *udpport_string(netdissect_options *, u_short);
+extern const char *isonsap_string(netdissect_options *, const uint8_t *, u_int);
+extern const char *dnaddr_string(netdissect_options *, u_short);
+extern const char *ipxsap_string(netdissect_options *, u_short);
+extern const char *ipaddr_string(netdissect_options *, const u_char *);
+extern const char *ip6addr_string(netdissect_options *, const u_char *);
+extern const char *intoa(uint32_t);
+
+extern void init_addrtoname(netdissect_options *, uint32_t, uint32_t);
+extern struct hnamemem *newhnamemem(netdissect_options *);
+extern struct h6namemem *newh6namemem(netdissect_options *);
+extern const char * ieee8021q_tci_string(const uint16_t);
+
+/* macro(s) and inline function(s) with setjmp/longjmp logic to call
+ * the X_string() function(s) after bounds checking.
+ * The macro(s) must be used on a packet buffer pointer.
+ */
+
+static inline const char *
+get_ipaddr_string(netdissect_options *ndo, const u_char *p)
+{
+        if (!ND_TTEST_4(p))
+                longjmp(ndo->ndo_truncated, 1);
+        return ipaddr_string(ndo, p);
+}
+
+static inline const char *
+get_ip6addr_string(netdissect_options *ndo, const u_char *p)
+{
+        if (!ND_TTEST_16(p))
+                longjmp(ndo->ndo_truncated, 1);
+        return ip6addr_string(ndo, p);
+}
 
-extern void init_addrtoname(u_int32_t, u_int32_t);
-extern struct hnamemem *newhnamemem(void);
+static inline const char *
+get_le64addr_string(netdissect_options *ndo, const u_char *p)
+{
+        if (!ND_TTEST_8(p))
+                longjmp(ndo->ndo_truncated, 1);
+        return le64addr_string(ndo, p);
+}
 
-#define ipaddr_string(p) getname((const u_char *)(p))
+#define GET_IPADDR_STRING(p) get_ipaddr_string(ndo, (const u_char *)(p))
+#define GET_IP6ADDR_STRING(p) get_ip6addr_string(ndo, (const u_char *)(p))
+#define GET_LE64ADDR_STRING(p) get_le64addr_string(ndo, (const u_char *)(p))