opentracker – An open and free bittorrent tracker
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/* This software was written by Dirk Engling <erdgeist@erdgeist.org>
It is considered beerware. Prost. Skol. Cheers or whatever.
$id$ */
/* System */
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <arpa/inet.h>
#include <unistd.h>
#include <errno.h>
#include <stdint.h>
/* Libowfat */
#include "byte.h"
#include "io.h"
#include "iob.h"
#include "ip6.h"
#include "array.h"
/* Opentracker */
#include "trackerlogic.h"
#include "ot_vector.h"
#include "ot_mutex.h"
#include "ot_stats.h"
#include "ot_clean.h"
#include "ot_http.h"
#include "ot_accesslist.h"
#include "ot_fullscrape.h"
#include "ot_livesync.h"
/* Forward declaration */
size_t return_peers_for_torrent( struct ot_workstruct * ws, ot_torrent *torrent, size_t amount, char *reply, PROTO_FLAG proto );
void free_peerlist( ot_peerlist *peer_list ) {
if( peer_list->peers.data ) {
if( OT_PEERLIST_HASBUCKETS( peer_list ) )
vector_clean_list( (ot_vector*)peer_list->peers.data, peer_list->peers.size );
else
free( peer_list->peers.data );
}
free( peer_list );
}
void add_torrent_from_saved_state( ot_hash const hash, ot_time base, size_t down_count ) {
int exactmatch;
ot_torrent *torrent;
ot_vector *torrents_list = mutex_bucket_lock_by_hash( hash );
if( !accesslist_hashisvalid( hash ) )
return mutex_bucket_unlock_by_hash( hash, 0 );
torrent = vector_find_or_insert( torrents_list, (void*)hash, sizeof( ot_torrent ), OT_HASH_COMPARE_SIZE, &exactmatch );
if( !torrent || exactmatch )
return mutex_bucket_unlock_by_hash( hash, 0 );
/* Create a new torrent entry, then */
byte_zero( torrent, sizeof( ot_torrent ) );
memcpy( torrent->hash, hash, sizeof(ot_hash) );
if( !( torrent->peer_list6 = malloc( sizeof (ot_peerlist) ) ) ||
!( torrent->peer_list4 = malloc( sizeof (ot_peerlist) ) ) ) {
vector_remove_torrent( torrents_list, torrent );
return mutex_bucket_unlock_by_hash( hash, 0 );
}
byte_zero( torrent->peer_list6, sizeof( ot_peerlist ) );
byte_zero( torrent->peer_list4, sizeof( ot_peerlist ) );
torrent->peer_list6->base = base;
torrent->peer_list4->base = base;
torrent->peer_list6->down_count = down_count;
torrent->peer_list4->down_count = down_count;
return mutex_bucket_unlock_by_hash( hash, 1 );
}
size_t add_peer_to_torrent_and_return_peers( PROTO_FLAG proto, struct ot_workstruct *ws, size_t amount ) {
int exactmatch, delta_torrentcount = 0;
ot_torrent *torrent;
ot_peer *peer_dest;
ot_vector *torrents_list = mutex_bucket_lock_by_hash( *ws->hash );
ot_peerlist *peer_list;
size_t peer_size; /* initialized in next line */
ot_peer const *peer_src = peer_from_peer6(&ws->peer, &peer_size);
if( !accesslist_hashisvalid( *ws->hash ) ) {
mutex_bucket_unlock_by_hash( *ws->hash, 0 );
if( proto == FLAG_TCP ) {
const char invalid_hash[] = "d14:failure reason63:Requested download is not authorized for use with this tracker.e";
memcpy( ws->reply, invalid_hash, strlen( invalid_hash ) );
return strlen( invalid_hash );
}
return 0;
}
torrent = vector_find_or_insert( torrents_list, (void*)ws->hash, sizeof( ot_torrent ), OT_HASH_COMPARE_SIZE, &exactmatch );
if( !torrent ) {
mutex_bucket_unlock_by_hash( *ws->hash, 0 );
return 0;
}
if( !exactmatch ) {
/* Create a new torrent entry, then */
byte_zero( torrent, sizeof(ot_torrent));
memcpy( torrent->hash, *ws->hash, sizeof(ot_hash) );
if( !( torrent->peer_list6 = malloc( sizeof (ot_peerlist) ) ) ||
!( torrent->peer_list4 = malloc( sizeof (ot_peerlist) ) ) ) {
vector_remove_torrent( torrents_list, torrent );
mutex_bucket_unlock_by_hash( *ws->hash, 0 );
return 0;
}
byte_zero( torrent->peer_list6, sizeof( ot_peerlist ) );
byte_zero( torrent->peer_list4, sizeof( ot_peerlist ) );
delta_torrentcount = 1;
} else
clean_single_torrent( torrent );
torrent->peer_list6->base = g_now_minutes;
torrent->peer_list4->base = g_now_minutes;
peer_list = peer_size == OT_PEER_SIZE6 ? torrent->peer_list6 : torrent->peer_list4;
/* Check for peer in torrent */
peer_dest = vector_find_or_insert_peer( &(peer_list->peers), peer_src, peer_size, &exactmatch );
if( !peer_dest ) {
mutex_bucket_unlock_by_hash( *ws->hash, delta_torrentcount );
return 0;
}
/* Tell peer that it's fresh */
OT_PEERTIME( ws->peer, OT_PEER_SIZE6 ) = 0;
/* Sanitize flags: Whoever claims to have completed download, must be a seeder */
if( ( OT_PEERFLAG( ws->peer ) & ( PEER_FLAG_COMPLETED | PEER_FLAG_SEEDING ) ) == PEER_FLAG_COMPLETED )
OT_PEERFLAG( ws->peer ) ^= PEER_FLAG_COMPLETED;
/* If we hadn't had a match create peer there */
if( !exactmatch ) {
#ifdef WANT_SYNC_LIVE
if( proto == FLAG_MCA )
OT_PEERFLAG( ws->peer ) |= PEER_FLAG_FROM_SYNC;
else
livesync_tell( ws );
#endif
peer_list->peer_count++;
if( OT_PEERFLAG( ws->peer ) & PEER_FLAG_COMPLETED ) {
peer_list->down_count++;
stats_issue_event( EVENT_COMPLETED, 0, (uintptr_t)ws );
}
if( OT_PEERFLAG(ws->peer) & PEER_FLAG_SEEDING )
peer_list->seed_count++;
} else {
stats_issue_event( EVENT_RENEW, 0, OT_PEERTIME( peer_dest, peer_size ) );
#ifdef WANT_SPOT_WOODPECKER
if( ( OT_PEERTIME(peer_dest, peer_size) > 0 ) && ( OT_PEERTIME(peer_dest, peer_size) < 20 ) )
stats_issue_event( EVENT_WOODPECKER, 0, (uintptr_t)&ws->peer );
#endif
#ifdef WANT_SYNC_LIVE
/* Won't live sync peers that come back too fast. Only exception:
fresh "completed" reports */
if( proto != FLAG_MCA ) {
if( OT_PEERTIME( peer_dest, peer_size ) > OT_CLIENT_SYNC_RENEW_BOUNDARY ||
( !(OT_PEERFLAG_D(peer_dest, peer_size) & PEER_FLAG_COMPLETED ) && (OT_PEERFLAG(ws->peer) & PEER_FLAG_COMPLETED ) ) )
livesync_tell( ws );
}
#endif
if( (OT_PEERFLAG_D(peer_dest, peer_size) & PEER_FLAG_SEEDING ) && !(OT_PEERFLAG(ws->peer) & PEER_FLAG_SEEDING ) )
peer_list->seed_count--;
if( !(OT_PEERFLAG_D(peer_dest, peer_size) & PEER_FLAG_SEEDING ) && (OT_PEERFLAG(ws->peer) & PEER_FLAG_SEEDING ) )
peer_list->seed_count++;
if( !(OT_PEERFLAG_D(peer_dest, peer_size) & PEER_FLAG_COMPLETED ) && (OT_PEERFLAG(ws->peer) & PEER_FLAG_COMPLETED ) ) {
peer_list->down_count++;
stats_issue_event( EVENT_COMPLETED, 0, (uintptr_t)ws );
}
if( OT_PEERFLAG_D(peer_dest, peer_size) & PEER_FLAG_COMPLETED )
OT_PEERFLAG( ws->peer ) |= PEER_FLAG_COMPLETED;
}
memcpy( peer_dest, peer_src, peer_size );
#ifdef WANT_SYNC
if( proto == FLAG_MCA ) {
mutex_bucket_unlock_by_hash( *ws->hash, delta_torrentcount );
return 0;
}
#endif
ws->reply_size = return_peers_for_torrent( ws, torrent, amount, ws->reply, proto );
mutex_bucket_unlock_by_hash( *ws->hash, delta_torrentcount );
return ws->reply_size;
}
static size_t return_peers_all( ot_peerlist *peer_list, size_t peer_size, char *reply ) {
unsigned int bucket, num_buckets = 1;
ot_vector * bucket_list = &peer_list->peers;
size_t compare_size = OT_PEER_COMPARE_SIZE_FROM_PEER_SIZE(peer_size);
size_t result = compare_size * peer_list->peer_count;
char * r_end = reply + result;
if( OT_PEERLIST_HASBUCKETS(peer_list) ) {
num_buckets = bucket_list->size;
bucket_list = (ot_vector *)bucket_list->data;
}
for( bucket = 0; bucket<num_buckets; ++bucket ) {
ot_peer *peers = bucket_list[bucket].data;
size_t peer_count = bucket_list[bucket].size;
while( peer_count-- ) {
if( OT_PEERFLAG_D(peers, peer_size) & PEER_FLAG_SEEDING ) {
r_end -= compare_size;
memcpy( r_end, peers, compare_size);
} else {
memcpy( reply, peers, compare_size );
reply += compare_size;
}
peers += peer_size;
}
}
return result;
}
static size_t return_peers_selection( struct ot_workstruct *ws, ot_peerlist *peer_list, size_t peer_size, size_t amount, char *reply ) {
unsigned int bucket_offset, bucket_index = 0, num_buckets = 1;
ot_vector * bucket_list = &peer_list->peers;
unsigned int shifted_pc = peer_list->peer_count;
unsigned int shifted_step = 0;
unsigned int shift = 0;
size_t compare_size = OT_PEER_COMPARE_SIZE_FROM_PEER_SIZE(peer_size);
size_t result = compare_size * amount;
char * r_end = reply + result;
if( OT_PEERLIST_HASBUCKETS(peer_list) ) {
num_buckets = bucket_list->size;
bucket_list = (ot_vector *)bucket_list->data;
}
/* Make fixpoint arithmetic as exact as possible */
#define MAXPRECBIT (1<<(8*sizeof(int)-3))
while( !(shifted_pc & MAXPRECBIT ) ) { shifted_pc <<= 1; shift++; }
shifted_step = shifted_pc/amount;
#undef MAXPRECBIT
/* Initialize somewhere in the middle of peers so that
fixpoint's aliasing doesn't alway miss the same peers */
bucket_offset = nrand48(ws->rand48_state) % peer_list->peer_count;
while( amount-- ) {
ot_peer *peer;
/* This is the aliased, non shifted range, next value may fall into */
unsigned int diff = ( ( ( amount + 1 ) * shifted_step ) >> shift ) -
( ( amount * shifted_step ) >> shift );
bucket_offset += 1 + nrand48(ws->rand48_state) % diff;
while( bucket_offset >= bucket_list[bucket_index].size ) {
bucket_offset -= bucket_list[bucket_index].size;
bucket_index = ( bucket_index + 1 ) % num_buckets;
}
peer = bucket_list[bucket_index].data + peer_size * bucket_offset;
if( OT_PEERFLAG_D(peer, peer_size) & PEER_FLAG_SEEDING ) {
r_end -= compare_size;
memcpy(r_end, peer, compare_size);
} else {
memcpy(reply, peer, compare_size);
reply += compare_size;
}
}
return result;
}
static size_t return_peers_for_torrent_udp( struct ot_workstruct * ws, ot_torrent *torrent, size_t amount, char *reply ) {
char *r = reply;
size_t peer_size = peer_size_from_peer6(&ws->peer);
ot_peerlist *peer_list = peer_size == OT_PEER_SIZE6 ? torrent->peer_list6 : torrent->peer_list4;
size_t peer_count = torrent->peer_list6->peer_count + torrent->peer_list4->peer_count;
size_t seed_count = torrent->peer_list6->seed_count + torrent->peer_list4->seed_count;
if( amount > peer_list->peer_count )
amount = peer_list->peer_count;
*(uint32_t*)(r+0) = htonl( OT_CLIENT_REQUEST_INTERVAL_RANDOM );
*(uint32_t*)(r+4) = htonl( peer_count - seed_count );
*(uint32_t*)(r+8) = htonl( seed_count );
r += 12;
if( amount ) {
if( amount == peer_list->peer_count )
r += return_peers_all( peer_list, peer_size, r );
else
r += return_peers_selection( ws, peer_list, peer_size, amount, r );
}
return r - reply;
}
static size_t return_peers_for_torrent_tcp( struct ot_workstruct * ws, ot_torrent *torrent, size_t amount, char *reply ) {
char *r = reply;
int erval = OT_CLIENT_REQUEST_INTERVAL_RANDOM;
size_t seed_count = torrent->peer_list6->seed_count + torrent->peer_list4->seed_count;
size_t down_count = torrent->peer_list6->down_count + torrent->peer_list4->down_count;
size_t peer_count = torrent->peer_list6->peer_count + torrent->peer_list4->peer_count - seed_count;
/* Simple case: amount of peers in both lists is less than requested, here we return all results */
size_t amount_v4 = torrent->peer_list4->peer_count;
size_t amount_v6 = torrent->peer_list6->peer_count;
/* Complex case: both lists have more than enough entries and we need to split between v4 and v6 clients */
if( amount_v4 + amount_v6 > amount ) {
size_t amount_left, percent_v6 = 0, percent_v4 = 0, left_v6, left_v4;
const size_t SCALE = 1024;
/* If possible, fill at least a quarter of peer from each family */
if( amount / 4 <= amount_v4 )
amount_v4 = amount / 4;
if( amount / 4 <= amount_v6 )
amount_v6 = amount / 4;
/* Fill the rest according to which family's pool provides more peers */
amount_left = amount - (amount_v4 + amount_v6);
left_v4 = torrent->peer_list4->peer_count - amount_v4;
left_v6 = torrent->peer_list6->peer_count - amount_v6;
if( left_v4 + left_v6 ) {
percent_v4 = (SCALE * left_v4) / (left_v4 + left_v6);
percent_v6 = (SCALE * left_v6) / (left_v4 + left_v6);
}
amount_v4 += (amount_left * percent_v4) / SCALE;
amount_v6 += (amount_left * percent_v6) / SCALE;
/* Integer division rounding can leave out a peer */
if( amount_v4 + amount_v6 < amount && amount_v6 < torrent->peer_list6->peer_count )
++amount_v6;
if( amount_v4 + amount_v6 < amount && amount_v4 < torrent->peer_list4->peer_count )
++amount_v4;
}
r += sprintf( r, "d8:completei%zde10:downloadedi%zde10:incompletei%zde8:intervali%ie12:min intervali%ie", seed_count, down_count, peer_count, erval, erval/2 );
if( amount_v4 ) {
r += sprintf( r, PEERS_BENCODED4 "%zd:", OT_PEER_COMPARE_SIZE4 * amount_v4);
if( amount_v4 == torrent->peer_list4->peer_count )
r += return_peers_all( torrent->peer_list4, OT_PEER_SIZE4, r );
else
r += return_peers_selection( ws, torrent->peer_list4, OT_PEER_SIZE4, amount_v4, r );
}
if( amount_v6 ) {
r += sprintf( r, PEERS_BENCODED6 "%zd:", OT_PEER_COMPARE_SIZE6 * amount_v6);
if( amount_v6 == torrent->peer_list6->peer_count )
r += return_peers_all( torrent->peer_list6, OT_PEER_SIZE6, r );
else
r += return_peers_selection( ws, torrent->peer_list6, OT_PEER_SIZE6, amount_v6, r );
}
*r++ = 'e';
return r - reply;
}
/* Compiles a list of random peers for a torrent
* Reply must have enough space to hold:
* 92 + 6 * amount bytes for TCP/IPv4
* 92 + 18 * amount bytes for TCP/IPv6
* 12 + 6 * amount bytes for UDP/IPv4
* 12 + 18 * amount bytes for UDP/IPv6
* Does not yet check not to return self
*/
size_t return_peers_for_torrent( struct ot_workstruct * ws, ot_torrent *torrent, size_t amount, char *reply, PROTO_FLAG proto ) {
return proto == FLAG_TCP ? return_peers_for_torrent_tcp(ws, torrent, amount, reply) : return_peers_for_torrent_udp(ws, torrent, amount, reply);
}
/* Fetches scrape info for a specific torrent */
size_t return_udp_scrape_for_torrent( ot_hash const hash, char *reply ) {
int exactmatch, delta_torrentcount = 0;
ot_vector *torrents_list = mutex_bucket_lock_by_hash( hash );
ot_torrent *torrent = binary_search( hash, torrents_list->data, torrents_list->size, sizeof( ot_torrent ), OT_HASH_COMPARE_SIZE, &exactmatch );
if( !exactmatch ) {
memset( reply, 0, 12);
} else {
uint32_t *r = (uint32_t*) reply;
if( clean_single_torrent( torrent ) ) {
vector_remove_torrent( torrents_list, torrent );
memset( reply, 0, 12);
delta_torrentcount = -1;
} else {
r[0] = htonl( torrent->peer_list6->seed_count + torrent->peer_list4->seed_count );
r[1] = htonl( torrent->peer_list6->down_count + torrent->peer_list4->down_count );
r[2] = htonl( torrent->peer_list6->peer_count + torrent->peer_list4->peer_count -
torrent->peer_list6->seed_count - torrent->peer_list4->seed_count);
}
}
mutex_bucket_unlock_by_hash( hash, delta_torrentcount );
return 12;
}
/* Fetches scrape info for a specific torrent */
size_t return_tcp_scrape_for_torrent( ot_hash const *hash_list, int amount, char *reply ) {
char *r = reply;
int exactmatch, i;
r += sprintf( r, "d5:filesd" );
for( i=0; i<amount; ++i ) {
int delta_torrentcount = 0;
ot_hash const *hash = hash_list + i;
ot_vector *torrents_list = mutex_bucket_lock_by_hash( *hash );
ot_torrent *torrent = binary_search( hash, torrents_list->data, torrents_list->size, sizeof( ot_torrent ), OT_HASH_COMPARE_SIZE, &exactmatch );
if( exactmatch ) {
if( clean_single_torrent( torrent ) ) {
vector_remove_torrent( torrents_list, torrent );
delta_torrentcount = -1;
} else {
*r++='2';*r++='0';*r++=':';
memcpy( r, hash, sizeof(ot_hash) ); r+=sizeof(ot_hash);
r += sprintf( r, "d8:completei%zde10:downloadedi%zde10:incompletei%zdee",
torrent->peer_list6->seed_count + torrent->peer_list4->seed_count,
torrent->peer_list6->down_count + torrent->peer_list4->down_count,
torrent->peer_list6->peer_count + torrent->peer_list4->peer_count -
torrent->peer_list6->seed_count - torrent->peer_list4->seed_count);
}
}
mutex_bucket_unlock_by_hash( *hash, delta_torrentcount );
}
*r++ = 'e'; *r++ = 'e';
return r - reply;
}
static ot_peerlist dummy_list;
size_t remove_peer_from_torrent( PROTO_FLAG proto, struct ot_workstruct *ws ) {
int exactmatch;
ot_vector *torrents_list = mutex_bucket_lock_by_hash( *ws->hash );
ot_torrent *torrent = binary_search( ws->hash, torrents_list->data, torrents_list->size, sizeof( ot_torrent ), OT_HASH_COMPARE_SIZE, &exactmatch );
ot_peerlist *peer_list = &dummy_list;
size_t peer_size; /* initialized in next line */
ot_peer const *peer_src = peer_from_peer6(&ws->peer, &peer_size);
size_t peer_count = 0, seed_count = 0;
#ifdef WANT_SYNC_LIVE
if( proto != FLAG_MCA ) {
OT_PEERFLAG( ws->peer ) |= PEER_FLAG_STOPPED;
livesync_tell( ws );
}
#endif
if( exactmatch ) {
peer_list = peer_size == OT_PEER_SIZE6 ? torrent->peer_list6 : torrent->peer_list4;
switch( vector_remove_peer( &peer_list->peers, peer_src, peer_size ) ) {
case 2: peer_list->seed_count--; /* Intentional fallthrough */
case 1: peer_list->peer_count--; /* Intentional fallthrough */
default: break;
}
peer_count = torrent->peer_list6->peer_count + torrent->peer_list4->peer_count;
seed_count = torrent->peer_list6->seed_count + torrent->peer_list4->seed_count;
}
if( proto == FLAG_TCP ) {
int erval = OT_CLIENT_REQUEST_INTERVAL_RANDOM;
ws->reply_size = sprintf( ws->reply, "d8:completei%zde10:incompletei%zde8:intervali%ie12:min intervali%ie%s0:e", seed_count, peer_count - seed_count, erval, erval / 2, peer_size == OT_PEER_SIZE6 ? PEERS_BENCODED6 : PEERS_BENCODED4 );
}
/* Handle UDP reply */
if( proto == FLAG_UDP ) {
((uint32_t*)ws->reply)[2] = htonl( OT_CLIENT_REQUEST_INTERVAL_RANDOM );
((uint32_t*)ws->reply)[3] = htonl( peer_count - seed_count );
((uint32_t*)ws->reply)[4] = htonl( seed_count);
ws->reply_size = 20;
}
mutex_bucket_unlock_by_hash( *ws->hash, 0 );
return ws->reply_size;
}
void iterate_all_torrents( int (*for_each)( ot_torrent* torrent, uintptr_t data ), uintptr_t data ) {
int bucket;
size_t j;
for( bucket=0; bucket<OT_BUCKET_COUNT; ++bucket ) {
ot_vector *torrents_list = mutex_bucket_lock( bucket );
ot_torrent *torrents = (ot_torrent*)(torrents_list->data);
for( j=0; j<torrents_list->size; ++j )
if( for_each( torrents + j, data ) )
break;
mutex_bucket_unlock( bucket, 0 );
if( !g_opentracker_running ) return;
}
}
ot_peer *peer_from_peer6( ot_peer6 *peer, size_t *peer_size ) {
ot_ip6 *ip = (ot_ip6*)peer;
if( !ip6_isv4mapped(ip) ) {
*peer_size = OT_PEER_SIZE6;
return (ot_peer*)peer;
}
*peer_size = OT_PEER_SIZE4;
return (ot_peer*)(((uint8_t*)peer) + 12);
}
size_t peer_size_from_peer6(ot_peer6 *peer) {
ot_ip6 *ip = (ot_ip6*)peer;
if( !ip6_isv4mapped(ip))
return OT_PEER_SIZE6;
return OT_PEER_SIZE4;
}
#ifdef _DEBUG_RANDOMTORRENTS
void trackerlogic_add_random_torrents(size_t amount) {
struct ot_workstruct ws;
memset( &ws, 0, sizeof(ws) );
ws.inbuf=malloc(G_INBUF_SIZE);
ws.outbuf=malloc(G_OUTBUF_SIZE);
ws.reply=ws.outbuf;
ws.hash=(ot_hash*)ws.inbuf;
while( amount-- ) {
arc4random_buf(ws.hash, sizeof(ot_hash));
arc4random_buf(&ws.peer, sizeof(ws.peer));
OT_PEERFLAG(ws.peer) &= PEER_FLAG_SEEDING | PEER_FLAG_COMPLETED | PEER_FLAG_STOPPED;
add_peer_to_torrent_and_return_peers( FLAG_TCP, &ws, 1 );
}
free(ws.inbuf);
free(ws.outbuf);
}
#endif
void exerr( char * message ) {
fprintf( stderr, "%s\n", message );
exit( 111 );
}
void trackerlogic_init( ) {
g_tracker_id = random();
if( !g_stats_path )
g_stats_path = "stats";
g_stats_path_len = strlen( g_stats_path );
/* Initialise background worker threads */
mutex_init( );
clean_init( );
fullscrape_init( );
accesslist_init( );
livesync_init( );
stats_init( );
}
void trackerlogic_deinit( void ) {
int bucket, delta_torrentcount = 0;
size_t j;
/* Free all torrents... */
for(bucket=0; bucket<OT_BUCKET_COUNT; ++bucket ) {
ot_vector *torrents_list = mutex_bucket_lock( bucket );
if( torrents_list->size ) {
for( j=0; j<torrents_list->size; ++j ) {
ot_torrent *torrent = ((ot_torrent*)(torrents_list->data)) + j;
free_peerlist( torrent->peer_list6 );
free_peerlist( torrent->peer_list4 );
delta_torrentcount -= 1;
}
free( torrents_list->data );
}
mutex_bucket_unlock( bucket, delta_torrentcount );
}
/* Deinitialise background worker threads */
stats_deinit( );
livesync_deinit( );
accesslist_deinit( );
fullscrape_deinit( );
clean_deinit( );
/* Release mutexes */
mutex_deinit( );
}
const char *g_version_trackerlogic_c = "$Source$: $Revision$\n";