X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/388842b5e4f834e769951b1c25fc206c96563e42..228b3a827ebc1bc3eb13195e231687d9743b4eca:/util.c

diff --git a/util.c b/util.c
index 69015610..06820a35 100644
--- a/util.c
+++ b/util.c
@@ -21,7 +21,7 @@
 
 #ifndef lint
 static const char rcsid[] _U_ =
-    "@(#) $Header: /tcpdump/master/tcpdump/util.c,v 1.90 2003-12-29 11:07:17 hannes Exp $ (LBL)";
+    "@(#) $Header: /tcpdump/master/tcpdump/util.c,v 1.93 2004-04-29 02:15:16 mcr Exp $ (LBL)";
 #endif
 
 #ifdef HAVE_CONFIG_H
@@ -209,11 +209,9 @@ print_unknown_data(const u_char *cp,const char *ident,int len)
  * Convert a token value to a string; use "fmt" if not found.
  */
 const char *
-tok2str(register const struct tok *lp, register const char *fmt,
-	register int v)
+tok2strbuf(register const struct tok *lp, register const char *fmt,
+	   register int v, char *buf, size_t bufsize)
 {
-	static char buf[128];
-
 	while (lp->s != NULL) {
 		if (lp->v == v)
 			return (lp->s);
@@ -221,8 +219,25 @@ tok2str(register const struct tok *lp, register const char *fmt,
 	}
 	if (fmt == NULL)
 		fmt = "#%d";
-	(void)snprintf(buf, sizeof(buf), fmt, v);
-	return (buf);
+
+	(void)snprintf(buf, bufsize, fmt, v);
+	return (const char *)buf;
+}
+
+/*
+ * Convert a token value to a string; use "fmt" if not found.
+ */
+const char *
+tok2str(register const struct tok *lp, register const char *fmt,
+	register int v)
+{
+	static char buf[4][128];
+	static int idx = 0;
+	char *ret;
+
+	ret = buf[idx];
+	idx = (idx+1) & 3;
+	return tok2strbuf(lp, fmt, v, ret, sizeof(buf[0]));
 }
 
 /*
@@ -231,7 +246,7 @@ tok2str(register const struct tok *lp, register const char *fmt,
  */
 char *
 bittok2str(register const struct tok *lp, register const char *fmt,
-	register int v)
+	   register int v)
 {
         static char buf[256]; /* our stringbuffer */
         int buflen=0;