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-rw-r--r--epan/strutil.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/epan/strutil.h b/epan/strutil.h
index 8b12ee5059..3499afc59f 100644
--- a/epan/strutil.h
+++ b/epan/strutil.h
@@ -215,4 +215,11 @@ char * convert_string_case(const char *string, gboolean case_insensitive);
*/
char * epan_strcasestr(const char *haystack, const char *needle);
+/** Guarantee a non-null string.
+ *
+ * @param string The string to check
+ * @return A pointer 'string' if it's non-null, otherwise "[NULL]".
+ */
+const char * string_or_null(const char *string);
+
#endif /* __STRUTIL_H__ */