Set up maximum length of example hash

Fixes GH-3382

src/terminal.c

@@ -17,6 +17,8 @@
 #include "timer.h"
 #include "terminal.h"
 
+#define MAXIMUM_EXAMPLE_HASH_LENGTH (128)
+
 static const size_t TERMINAL_LINE_LENGTH = 79;
 
 static const char *const PROMPT_ACTIVE = "[s]tatus [p]ause [b]ypass [c]heckpoint [f]inish [q]uit => ";
@@ -835,11 +837,21 @@ void hash_info_single (hashcat_ctx_t *hashcat_ctx, user_options_extra_t *user_op
         {
           event_log_info (hashcat_ctx, "  Example.Hash.Format.: hex-encoded (binary file only)");
         }
-        event_log_info (hashcat_ctx, "  Example.Hash........: %s", hashconfig->st_hash);
       }
       else
       {
         event_log_info (hashcat_ctx, "  Example.Hash.Format.: plain");
+      }
+
+      if (strlen (hashconfig->st_hash) > MAXIMUM_EXAMPLE_HASH_LENGTH) {
+        char st_hash[MAXIMUM_EXAMPLE_HASH_LENGTH + 1] = { '\0' };
+
+        strncpy (st_hash, hashconfig->st_hash, MAXIMUM_EXAMPLE_HASH_LENGTH - 3);
+        strcpy  (st_hash + MAXIMUM_EXAMPLE_HASH_LENGTH - 3, "...");
+
+        event_log_info (hashcat_ctx, "  Example.Hash........: [too long example hash for your terminal, use --machine-readable]");
+        event_log_info (hashcat_ctx, "                        %s", st_hash);
+      } else {
         event_log_info (hashcat_ctx, "  Example.Hash........: %s", hashconfig->st_hash);
       }