--- a/toys/other/xxd.c
+++ b/toys/other/xxd.c
@@ -80,7 +80,12 @@
   int c = 1, i, len;
 
   // The original xxd outputs a header/footer if given a filename (not stdin).
-  // We don't, which means that unlike the original we can implement -ri.
+  // We don't, which means that unlike the original we can implement -ri
+  printf("unsigned char %s", isdigit(name[0]) ? "__": "");
+  for (char *n = name; *n; n++)
+    putchar(*n == '.' ? '_' : *n);
+  puts("[] = {");
+
   while ((len = read(fd, toybuf, sizeof(toybuf))) > 0) {
     total += len;
     for (i = 0; i < len; ++i) {
@@ -91,6 +96,13 @@
       }
     }
   }
+  puts("};");
+  printf("unsigned int %s", isdigit(name[0]) ? "__": "");
+  for (char *n = name; *n; n++)
+    putchar(*n == '.' ? '_' : *n);
+  
+  printf("_len = %lld;\n", total);
+
   if (len < 0) perror_msg_raw(name);
   if (c > 1) xputc('\n');
 }