src/core/or/destroy_cell_queue_st.h

   1 /* Copyright (c) 2001 Matej Pfajfar.
   2  * Copyright (c) 2001-2004, Roger Dingledine.
   3  * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
   4  * Copyright (c) 2007-2021, The Tor Project, Inc. */
   5 /* See LICENSE for licensing information */
   6
   7 /**
   8  * @file destroy_cell_queue_st.h
   9  * @brief Destroy-cell queue structures
  10  **/
  11
  12 #ifndef DESTROY_CELL_QUEUE_ST_H
  13 #define DESTROY_CELL_QUEUE_ST_H
  14
  15 #include "core/or/cell_queue_st.h"
  16
  17 /** A single queued destroy cell. */
  18 struct destroy_cell_t {
  19   TOR_SIMPLEQ_ENTRY(destroy_cell_t) next;
  20   circid_t circid;
  21   uint32_t inserted_timestamp; /**< Time (in timestamp units) when this cell
  22                                 * was inserted */
  23   uint8_t reason;
  24 };
  25
  26 /** A queue of destroy cells on a channel. */
  27 struct destroy_cell_queue_t {
  28   /** Linked list of packed_cell_t */
  29   TOR_SIMPLEQ_HEAD(dcell_simpleq_t, destroy_cell_t) head;
  30   int n; /**< The number of cells in the queue. */
  31 };
  32
  33 #endif /* !defined(DESTROY_CELL_QUEUE_ST_H) */