Re-run trunnel.

src/trunnel/hs/cell_introduce1.c

@@ -733,6 +733,7 @@ hs_cell_introduce_encrypted_new(void)
   hs_cell_introduce_encrypted_t *val = trunnel_calloc(1, sizeof(hs_cell_introduce_encrypted_t));
   if (NULL == val)
     return NULL;
+  val->onion_key_type = 1;
   return val;
 }
 
@@ -836,6 +837,10 @@ hs_cell_introduce_encrypted_get_onion_key_type(hs_cell_introduce_encrypted_t *in
 int
 hs_cell_introduce_encrypted_set_onion_key_type(hs_cell_introduce_encrypted_t *inp, uint8_t val)
 {
+  if (! ((val == 1))) {
+     TRUNNEL_SET_ERROR_CODE(inp);
+     return -1;
+  }
   inp->onion_key_type = val;
   return 0;
 }
@@ -1074,6 +1079,8 @@ hs_cell_introduce_encrypted_check(const hs_cell_introduce_encrypted_t *obj)
     if (NULL != (msg = cell_extension_check(obj->extensions)))
       return msg;
   }
+  if (! (obj->onion_key_type == 1))
+    return "Integer out of bounds";
   if (TRUNNEL_DYNARRAY_LEN(&obj->onion_key) != obj->onion_key_len)
     return "Length mismatch for onion_key";
   {
@@ -1105,7 +1112,7 @@ hs_cell_introduce_encrypted_encoded_len(const hs_cell_introduce_encrypted_t *obj
   /* Length of struct cell_extension extensions */
   result += cell_extension_encoded_len(obj->extensions);
 
-  /* Length of u8 onion_key_type */
+  /* Length of u8 onion_key_type IN [1] */
   result += 1;
 
   /* Length of u16 onion_key_len */
@@ -1169,7 +1176,7 @@ hs_cell_introduce_encrypted_encode(uint8_t *output, const size_t avail, const hs
     goto fail; /* XXXXXXX !*/
   written += result; ptr += result;
 
-  /* Encode u8 onion_key_type */
+  /* Encode u8 onion_key_type IN [1] */
   trunnel_assert(written <= avail);
   if (avail - written < 1)
     goto truncated;
@@ -1273,10 +1280,12 @@ hs_cell_introduce_encrypted_parse_into(hs_cell_introduce_encrypted_t *obj, const
   trunnel_assert((size_t)result <= remaining);
   remaining -= result; ptr += result;
 
-  /* Parse u8 onion_key_type */
+  /* Parse u8 onion_key_type IN [1] */
   CHECK_REMAINING(1, truncated);
   obj->onion_key_type = (trunnel_get_uint8(ptr));
   remaining -= 1; ptr += 1;
+  if (! (obj->onion_key_type == 1))
+    goto fail;
 
   /* Parse u16 onion_key_len */
   CHECK_REMAINING(2, truncated);
@@ -1327,6 +1336,9 @@ hs_cell_introduce_encrypted_parse_into(hs_cell_introduce_encrypted_t *obj, const
   return result;
  trunnel_alloc_failed:
   return -1;
+ fail:
+  result = -1;
+  return result;
 }
 
 ssize_t