Translate UDP/1700 as RADIUS

[tcpdump] / util-print.c

diff --git a/util-print.c b/util-print.c
index 469b8261c4dca9d73472c5e1b998953a82370f42..bcb143373237926029d04ff45e8b2409a4398f56 100644 (file)
--- a/util-print.c
+++ b/util-print.c
@@ -46,6 +46,7 @@
 #ifdef HAVE_FCNTL_H
 #include <fcntl.h>
 #endif
+#include <ctype.h>
 #include <stdio.h>
 #include <stdarg.h>
 #include <stdlib.h>
@@ -65,6 +66,23 @@ int32_t thiszone;            /* seconds offset from gmt to local time */
 
 #define TOKBUFSIZE 128
 
+/*
+ * Print out a character, filtering out the non-printable ones
+ */
+void
+fn_print_char(netdissect_options *ndo, u_char c)
+{
+       if (!ND_ISASCII(c)) {
+               c = ND_TOASCII(c);
+               ND_PRINT((ndo, "M-"));
+       }
+       if (!ND_ISPRINT(c)) {
+               c ^= 0x40;      /* DEL to ?, others to alpha */
+               ND_PRINT((ndo, "^"));
+       }
+       ND_PRINT((ndo, "%c", c));
+}
+
 /*
  * Print out a null-terminated filename (or other ascii string).
  * If ep is NULL, assume no truncation check is needed.
@@ -524,7 +542,6 @@ mask2plen(uint32_t mask)
        return (prefix_len);
 }
 
-#ifdef INET6
 int
 mask62plen(const u_char *mask)
 {
@@ -551,7 +568,6 @@ mask62plen(const u_char *mask)
        }
        return (cidr_len);
 }
-#endif /* INET6 */
 
 /*
  * Routine to print out information for text-based protocols such as FTP,