Tor  0.4.7.0-alpha-dev
cell_queue_st.h
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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 cell_queue_st.h
9  * @brief Cell queue structures
10  **/
11 
12 #ifndef PACKED_CELL_ST_H
13 #define PACKED_CELL_ST_H
14 
15 #include "tor_queue.h"
16 
17 /** A cell as packed for writing to the network. */
18 struct packed_cell_t {
19  /** Next cell queued on this circuit. */
21  char body[CELL_MAX_NETWORK_SIZE]; /**< Cell as packed for network. */
22  uint32_t inserted_timestamp; /**< Time (in timestamp units) when this cell
23  * was inserted */
24 };
25 
26 /** A queue of cells on a circuit, waiting to be added to the
27  * or_connection_t's outbuf. */
28 struct cell_queue_t {
29  /** Linked list of packed_cell_t*/
30  TOR_SIMPLEQ_HEAD(cell_simpleq_t, packed_cell_t) head;
31  int n; /**< The number of cells in the queue. */
32 };
33 
34 #endif /* !defined(PACKED_CELL_ST_H) */
#define CELL_MAX_NETWORK_SIZE
Definition: or.h:460
TOR_SIMPLEQ_HEAD(cell_simpleq_t, packed_cell_t) head
uint32_t inserted_timestamp
Definition: cell_queue_st.h:22
char body[CELL_MAX_NETWORK_SIZE]
Definition: cell_queue_st.h:21
TOR_SIMPLEQ_ENTRY(packed_cell_t) next