btrack_orconn_maps.c File Reference

Hash map implementation for btrack_orconn.c. More...

#include <stdbool.h>
#include "core/or/or.h"
#include "ht.h"
#include "siphash.h"
#include "feature/control/btrack_orconn.h"
#include "feature/control/btrack_orconn_maps.h"
#include "lib/log/log.h"

Go to the source code of this file.

Functions
static unsigned int	bto_gid_hash_ (bt_orconn_t *elm)
static int	bto_gid_eq_ (bt_orconn_t *a, bt_orconn_t *b)
static unsigned int	bto_chan_hash_ (bt_orconn_t *elm)
static int	bto_chan_eq_ (bt_orconn_t *a, bt_orconn_t *b)
	HT_HEAD (bto_gid_ht, bt_orconn_t)
	HT_PROTOTYPE (bto_gid_ht, bt_orconn_t, node, bto_gid_hash_, bto_gid_eq_)
	HT_GENERATE2 (bto_gid_ht, bt_orconn_t, node, bto_gid_hash_, bto_gid_eq_, 0.6, tor_reallocarray_, tor_free_)
	HT_HEAD (bto_chan_ht, bt_orconn_t)
	HT_PROTOTYPE (bto_chan_ht, bt_orconn_t, chan_node, bto_chan_hash_, bto_chan_eq_)
	HT_GENERATE2 (bto_chan_ht, bt_orconn_t, chan_node, bto_chan_hash_, bto_chan_eq_, 0.6, tor_reallocarray_, tor_free_)
static void	bto_gid_clear_map (void)
static void	bto_chan_clear_map (void)
void	bto_delete (uint64_t gid)
static bt_orconn_t *	bto_update (bt_orconn_t *bto, const bt_orconn_t *key)
static bt_orconn_t *	bto_new (const bt_orconn_t *key)
bt_orconn_t *	bto_find_or_new (uint64_t gid, uint64_t chan)
void	bto_init_maps (void)
void	bto_clear_maps (void)

Variables
static struct bto_gid_ht *	bto_gid_map
static struct bto_chan_ht *	bto_chan_map

Detailed Description

Hash map implementation for btrack_orconn.c.

These functions manipulate the hash maps that contain bt_orconn objects.

Definition in file btrack_orconn_maps.c.

Function Documentation

bto_chan_clear_map()

static void bto_chan_clear_map ( void  )

static

Clear the chan ID hash map, freeing any bt_orconn_t objects that become unreferenced

Definition at line 89 of file btrack_orconn_maps.c.

Referenced by bto_clear_maps().

bto_clear_maps()

void bto_clear_maps

(

void

)

Clear the hash maps, freeing all associated storage

Definition at line 220 of file btrack_orconn_maps.c.

Referenced by btrack_orconn_fini().

bto_delete()

void bto_delete

(

uint64_t

gid

)

Delete a bt_orconn from the hash maps by GID

Definition at line 110 of file btrack_orconn_maps.c.

bto_find_or_new()

bt_orconn_t* bto_find_or_new	(	uint64_t	gid,
		uint64_t	chan
	)

Insert a new bt_orconn with the given GID and chan ID, or update the GID and chan ID if one already exists.

Return the found or allocated bt_orconn.

Definition at line 189 of file btrack_orconn_maps.c.

Referenced by bto_chan_rcvr(), and bto_state_rcvr().

bto_gid_clear_map()

static void bto_gid_clear_map ( void  )

static

Clear the GID hash map, freeing any bt_orconn_t objects that become unreferenced

Definition at line 67 of file btrack_orconn_maps.c.

Referenced by bto_clear_maps().

bto_init_maps()

void bto_init_maps

(

void

)

Initialize the hash maps

Definition at line 210 of file btrack_orconn_maps.c.

Referenced by btrack_orconn_init().

bto_new()

static bt_orconn_t* bto_new ( const bt_orconn_t *  key )

static

Helper for bto_find_or_new()

Definition at line 163 of file btrack_orconn_maps.c.

bto_update()

static bt_orconn_t* bto_update ( bt_orconn_t *  bto, const bt_orconn_t *  key  )

static

Helper for bto_find_or_new().

Update GID and chan ID of an existing bt_orconn object if needed, given a search key previously used within bto_find_or_new().

Definition at line 138 of file btrack_orconn_maps.c.