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transmission/libtransmission/session.c

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/*
* This file Copyright (C) 2008 Charles Kerr <charles@rebelbase.com>
*
* This file is licensed by the GPL version 2. Works owned by the
* Transmission project are granted a special exemption to clause 2(b)
* so that the bulk of its code can remain under the MIT license.
* This exemption does not extend to derived works not owned by
* the Transmission project.
*
* $Id$
*/
#include <assert.h>
#include <stdlib.h>
#include <string.h> /* memcpy */
#include <signal.h>
#include <sys/types.h> /* stat */
#include <sys/stat.h> /* stat */
#include <unistd.h> /* stat */
#include <dirent.h> /* opendir */
#include "transmission.h"
#include "bandwidth.h"
#include "blocklist.h"
#include "fdlimit.h"
#include "list.h"
#include "metainfo.h" /* tr_metainfoFree */
#include "net.h"
#include "peer-mgr.h"
#include "platform.h" /* tr_lock */
#include "port-forwarding.h"
#include "rpc-server.h"
#include "stats.h"
#include "torrent.h"
#include "tracker.h"
#include "trevent.h"
#include "utils.h"
#include "web.h"
#include "crypto.h"
/* Generate a peer id : "-TRxyzb-" + 12 random alphanumeric
characters, where x is the major version number, y is the
minor version number, z is the maintenance number, and b
designates beta (Azureus-style) */
uint8_t*
tr_peerIdNew( void )
{
int i;
int val;
int total = 0;
uint8_t * buf = tr_new( uint8_t, 21 );
const char * pool = "0123456789abcdefghijklmnopqrstuvwxyz";
const int base = 36;
memcpy( buf, PEERID_PREFIX, 8 );
for( i = 8; i < 19; ++i )
{
val = tr_cryptoRandInt( base );
total += val;
buf[i] = pool[val];
}
val = total % base ? base - ( total % base ) : 0;
buf[19] = pool[val];
buf[20] = '\0';
return buf;
}
const uint8_t*
tr_getPeerId( void )
{
static uint8_t * id = NULL;
if( id == NULL )
id = tr_peerIdNew( );
return id;
}
/***
****
***/
tr_encryption_mode
tr_sessionGetEncryption( tr_session * session )
{
assert( session );
return session->encryptionMode;
}
void
tr_sessionSetEncryption( tr_session * session,
tr_encryption_mode mode )
{
assert( session );
assert( mode == TR_ENCRYPTION_PREFERRED
|| mode == TR_ENCRYPTION_REQUIRED
|| mode == TR_CLEAR_PREFERRED );
session->encryptionMode = mode;
}
/***
****
***/
static int
tr_stringEndsWith( const char * str,
const char * end )
{
const size_t slen = strlen( str );
const size_t elen = strlen( end );
return slen >= elen && !memcmp( &str[slen - elen], end, elen );
}
static void
loadBlocklists( tr_session * session )
{
int binCount = 0;
int newCount = 0;
struct stat sb;
char * dirname;
DIR * odir = NULL;
tr_list * list = NULL;
const int isEnabled = session->isBlocklistEnabled;
/* walk through the directory and find blocklists */
dirname = tr_buildPath( session->configDir, "blocklists", NULL );
if( !stat( dirname,
&sb ) && S_ISDIR( sb.st_mode )
&& ( ( odir = opendir( dirname ) ) ) )
{
struct dirent *d;
for( d = readdir( odir ); d; d = readdir( odir ) )
{
char * filename;
if( !d->d_name || d->d_name[0] == '.' ) /* skip dotfiles, ., and ..
*/
continue;
filename = tr_buildPath( dirname, d->d_name, NULL );
if( tr_stringEndsWith( filename, ".bin" ) )
{
/* if we don't already have this blocklist, add it */
if( !tr_list_find( list, filename,
(TrListCompareFunc)strcmp ) )
{
tr_list_append( &list,
_tr_blocklistNew( filename, isEnabled ) );
++binCount;
}
}
else
{
/* strip out the file suffix, if there is one, and add ".bin"
instead */
tr_blocklist * b;
const char * dot = strrchr( d->d_name, '.' );
const int len = dot ? dot - d->d_name
: (int)strlen( d->d_name );
char * tmp = tr_strdup_printf(
"%s" TR_PATH_DELIMITER_STR "%*.*s.bin",
dirname, len, len, d->d_name );
b = _tr_blocklistNew( tmp, isEnabled );
_tr_blocklistSetContent( b, filename );
tr_list_append( &list, b );
++newCount;
tr_free( tmp );
}
tr_free( filename );
}
closedir( odir );
}
session->blocklists = list;
if( binCount )
tr_dbg( "Found %d blocklists in \"%s\"", binCount, dirname );
if( newCount )
tr_dbg( "Found %d new blocklists in \"%s\"", newCount, dirname );
tr_free( dirname );
}
/***
****
***/
static void metainfoLookupRescan( tr_handle * h );
tr_handle *
tr_sessionInitFull( const char * configDir,
const char * tag,
const char * downloadDir,
int isPexEnabled,
int isPortForwardingEnabled,
int publicPort,
tr_encryption_mode encryptionMode,
int useLazyBitfield,
int useUploadLimit,
int uploadLimit,
int useDownloadLimit,
int downloadLimit,
int globalPeerLimit,
int messageLevel,
int isMessageQueueingEnabled,
int isBlocklistEnabled,
int peerSocketTOS,
int rpcIsEnabled,
uint16_t rpcPort,
int rpcWhitelistIsEnabled,
const char * rpcWhitelist,
int rpcAuthIsEnabled,
const char * rpcUsername,
const char * rpcPassword,
int proxyIsEnabled,
const char * proxy,
int proxyPort,
tr_proxy_type proxyType,
int proxyAuthIsEnabled,
const char * proxyUsername,
const char * proxyPassword )
{
tr_handle * h;
char * filename;
#ifndef WIN32
/* Don't exit when writing on a broken socket */
signal( SIGPIPE, SIG_IGN );
#endif
tr_msgInit( );
tr_setMessageLevel( messageLevel );
tr_setMessageQueuing( isMessageQueueingEnabled );
h = tr_new0( tr_handle, 1 );
h->lock = tr_lockNew( );
h->isPexEnabled = isPexEnabled ? 1 : 0;
h->encryptionMode = encryptionMode;
h->peerSocketTOS = peerSocketTOS;
h->downloadDir = tr_strdup( downloadDir );
h->isProxyEnabled = proxyIsEnabled ? 1 : 0;
h->proxy = tr_strdup( proxy );
h->proxyPort = proxyPort;
h->proxyType = proxyType;
h->isProxyAuthEnabled = proxyAuthIsEnabled != 0;
h->proxyUsername = tr_strdup( proxyUsername );
h->proxyPassword = tr_strdup( proxyPassword );
h->so_sndbuf = 1500 * 3; /* 3x MTU for most ethernet/wireless */
h->so_rcvbuf = 8192;
if( configDir == NULL )
configDir = tr_getDefaultConfigDir( );
tr_setConfigDir( h, configDir );
tr_netInit( ); /* must go before tr_eventInit */
tr_eventInit( h );
while( !h->events )
tr_wait( 50 );
h->tag = tr_strdup( tag );
h->peerMgr = tr_peerMgrNew( h );
h->useLazyBitfield = useLazyBitfield != 0;
/* Initialize rate and file descripts controls */
h->uploadLimit = uploadLimit;
h->useUploadLimit = useUploadLimit;
h->downloadLimit = downloadLimit;
h->useDownloadLimit = useDownloadLimit;
tr_fdInit( globalPeerLimit );
h->shared = tr_sharedInit( h, isPortForwardingEnabled, publicPort );
h->isPortSet = publicPort >= 0;
h->bandwidth[TR_UP] = tr_bandwidthNew( h );
h->bandwidth[TR_DOWN] = tr_bandwidthNew( h );
/* first %s is the application name
second %s is the version number */
tr_inf( _( "%s %s started" ), TR_NAME, LONG_VERSION_STRING );
/* initialize the blocklist */
filename = tr_buildPath( h->configDir, "blocklists", NULL );
tr_mkdirp( filename, 0777 );
tr_free( filename );
h->isBlocklistEnabled = isBlocklistEnabled;
loadBlocklists( h );
tr_statsInit( h );
h->web = tr_webInit( h );
h->rpcServer = tr_rpcInit( h, rpcIsEnabled, rpcPort,
rpcWhitelistIsEnabled, rpcWhitelist,
rpcAuthIsEnabled, rpcUsername, rpcPassword );
metainfoLookupRescan( h );
return h;
}
tr_handle *
tr_sessionInit( const char * configDir,
const char * tag )
{
return tr_sessionInitFull( configDir,
TR_DEFAULT_DOWNLOAD_DIR,
tag,
TR_DEFAULT_PEX_ENABLED,
TR_DEFAULT_PORT_FORWARDING_ENABLED,
-1, /* public port */
TR_DEFAULT_ENCRYPTION, /* encryption mode */
TR_DEFAULT_LAZY_BITFIELD_ENABLED,
FALSE, /* use upload speed limit? */
-1, /* upload speed limit */
FALSE, /* use download speed limit? */
-1, /* download speed limit */
TR_DEFAULT_GLOBAL_PEER_LIMIT,
TR_MSG_INF, /* message level */
FALSE, /* is message queueing enabled? */
FALSE, /* is the blocklist enabled? */
TR_DEFAULT_PEER_SOCKET_TOS,
TR_DEFAULT_RPC_ENABLED,
TR_DEFAULT_RPC_PORT,
TR_DEFAULT_RPC_WHITELIST_ENABLED,
TR_DEFAULT_RPC_WHITELIST,
FALSE,
"fnord",
"potzrebie",
TR_DEFAULT_PROXY_ENABLED,
TR_DEFAULT_PROXY,
TR_DEFAULT_PROXY_PORT,
TR_DEFAULT_PROXY_TYPE,
TR_DEFAULT_PROXY_AUTH_ENABLED,
TR_DEFAULT_PROXY_USERNAME,
TR_DEFAULT_PROXY_PASSWORD );
}
/***
****
***/
void
tr_sessionSetDownloadDir( tr_handle * handle,
const char * dir )
{
if( handle->downloadDir != dir )
{
tr_free( handle->downloadDir );
handle->downloadDir = tr_strdup( dir );
}
}
const char *
tr_sessionGetDownloadDir( const tr_handle * handle )
{
return handle->downloadDir;
}
/***
****
***/
void
tr_globalLock( struct tr_handle * handle )
{
tr_lockLock( handle->lock );
}
void
tr_globalUnlock( struct tr_handle * handle )
{
tr_lockUnlock( handle->lock );
}
int
tr_globalIsLocked( const struct tr_handle * handle )
{
return handle && tr_lockHave( handle->lock );
}
/***********************************************************************
* tr_setBindPort
***********************************************************************
*
**********************************************************************/
struct bind_port_data
{
tr_handle * handle;
int port;
};
static void
tr_setBindPortImpl( void * vdata )
{
struct bind_port_data * data = vdata;
tr_handle * handle = data->handle;
const int port = data->port;
handle->isPortSet = 1;
tr_sharedSetPort( handle->shared, port );
tr_free( data );
}
void
tr_sessionSetPeerPort( tr_handle * handle,
int port )
{
struct bind_port_data * data = tr_new( struct bind_port_data, 1 );
data->handle = handle;
data->port = port;
tr_runInEventThread( handle, tr_setBindPortImpl, data );
}
int
tr_sessionGetPeerPort( const tr_handle * h )
{
assert( h );
return tr_sharedGetPeerPort( h->shared );
}
tr_port_forwarding
tr_sessionGetPortForwarding( const tr_handle * h )
{
return tr_sharedTraversalStatus( h->shared );
}
/***
****
***/
void
tr_sessionSetSpeedLimitEnabled( tr_handle * h,
tr_direction direction,
int use_flag )
{
assert( h );
assert( direction == TR_UP || direction == TR_DOWN );
if( direction == TR_UP )
h->useUploadLimit = use_flag ? 1 : 0;
else
h->useDownloadLimit = use_flag ? 1 : 0;
}
int
tr_sessionIsSpeedLimitEnabled( const tr_handle * h,
tr_direction direction )
{
return direction == TR_UP ? h->useUploadLimit : h->useDownloadLimit;
}
void
tr_sessionSetSpeedLimit( tr_handle * h,
tr_direction direction,
int KiB_sec )
{
if( direction == TR_DOWN )
h->downloadLimit = KiB_sec;
else
h->uploadLimit = KiB_sec;
}
int
tr_sessionGetSpeedLimit( const tr_handle * h,
tr_direction direction )
{
return direction == TR_UP ? h->uploadLimit : h->downloadLimit;
}
/***
****
***/
void
tr_sessionSetPeerLimit( tr_handle * handle UNUSED,
uint16_t maxGlobalPeers )
{
tr_fdSetPeerLimit( maxGlobalPeers );
}
uint16_t
tr_sessionGetPeerLimit( const tr_handle * handle UNUSED )
{
return tr_fdGetPeerLimit( );
}
/***
****
***/
double
tr_sessionGetPieceSpeed( const tr_session * session, tr_direction dir )
{
assert( dir==TR_UP || dir==TR_DOWN );
return session ? tr_bandwidthGetPieceSpeed( session->bandwidth[dir] ) : 0.0;
}
double
tr_sessionGetRawSpeed( const tr_session * session, tr_direction dir )
{
assert( dir==TR_UP || dir==TR_DOWN );
return session ? tr_bandwidthGetPieceSpeed( session->bandwidth[dir] ) : 0.0;
}
int
tr_sessionCountTorrents( const tr_handle * h )
{
return h->torrentCount;
}
static int
compareTorrentByCur( const void * va,
const void * vb )
{
const tr_torrent * a = *(const tr_torrent**)va;
const tr_torrent * b = *(const tr_torrent**)vb;
const uint64_t aCur = a->downloadedCur + a->uploadedCur;
const uint64_t bCur = b->downloadedCur + b->uploadedCur;
if( aCur != bCur )
return aCur > bCur ? -1 : 1; /* close the biggest torrents first */
return 0;
}
static void
tr_closeAllConnections( void * vsession )
{
tr_handle * session = vsession;
tr_torrent * tor;
int i, n;
tr_torrent ** torrents;
tr_statsClose( session );
tr_sharedShuttingDown( session->shared );
tr_rpcClose( &session->rpcServer );
/* close the torrents. get the most active ones first so that
* if we can't get them all closed in a reasonable amount of time,
* at least we get the most important ones first. */
tor = NULL;
n = session->torrentCount;
torrents = tr_new( tr_torrent *, session->torrentCount );
for( i = 0; i < n; ++i )
torrents[i] = tor = tr_torrentNext( session, tor );
qsort( torrents, n, sizeof( tr_torrent* ), compareTorrentByCur );
for( i = 0; i < n; ++i )
tr_torrentFree( torrents[i] );
tr_free( torrents );
tr_peerMgrFree( session->peerMgr );
tr_trackerSessionClose( session );
tr_list_free( &session->blocklists,
(TrListForeachFunc)_tr_blocklistFree );
tr_webClose( &session->web );
session->isClosed = TRUE;
}
static int
deadlineReached( const uint64_t deadline )
{
return tr_date( ) >= deadline;
}
#define SHUTDOWN_MAX_SECONDS 30
#define dbgmsg( ... ) \
do { \
if( tr_deepLoggingIsActive( ) ) \
tr_deepLog( __FILE__, __LINE__, NULL, __VA_ARGS__ ); \
} while( 0 )
void
tr_sessionClose( tr_handle * session )
{
int i;
const int maxwait_msec = SHUTDOWN_MAX_SECONDS * 1000;
const uint64_t deadline = tr_date( ) + maxwait_msec;
dbgmsg( "shutting down transmission session %p", session );
/* close the session */
tr_runInEventThread( session, tr_closeAllConnections, session );
while( !session->isClosed && !deadlineReached( deadline ) )
{
dbgmsg(
"waiting for the shutdown commands to run in the main thread" );
tr_wait( 100 );
}
/* "shared" and "tracker" have live sockets,
* so we need to keep the transmission thread alive
* for a bit while they tell the router & tracker
* that we're closing now */
while( ( session->shared
|| session->tracker ) && !deadlineReached( deadline ) )
{
dbgmsg( "waiting on port unmap (%p) or tracker (%p)",
session->shared, session->tracker );
tr_wait( 100 );
}
tr_fdClose( );
/* close the libtransmission thread */
tr_eventClose( session );
while( session->events && !deadlineReached( deadline ) )
{
dbgmsg( "waiting for the libevent thread to shutdown cleanly" );
tr_wait( 100 );
}
/* free the session memory */
tr_bandwidthFree( session->bandwidth[TR_UP] );
tr_bandwidthFree( session->bandwidth[TR_DOWN] );
tr_lockFree( session->lock );
for( i = 0; i < session->metainfoLookupCount; ++i )
tr_free( session->metainfoLookup[i].filename );
tr_free( session->metainfoLookup );
tr_free( session->tag );
tr_free( session->configDir );
tr_free( session->resumeDir );
tr_free( session->torrentDir );
tr_free( session->downloadDir );
tr_free( session->proxy );
tr_free( session->proxyUsername );
tr_free( session->proxyPassword );
tr_free( session );
}
tr_torrent **
tr_sessionLoadTorrents( tr_handle * h,
tr_ctor * ctor,
int * setmeCount )
{
int i, n = 0;
struct stat sb;
DIR * odir = NULL;
const char * dirname = tr_getTorrentDir( h );
tr_torrent ** torrents;
tr_list * l = NULL, *list = NULL;
tr_ctorSetSave( ctor, FALSE ); /* since we already have them */
if( !stat( dirname, &sb )
&& S_ISDIR( sb.st_mode )
&& ( ( odir = opendir ( dirname ) ) ) )
{
struct dirent *d;
for( d = readdir( odir ); d != NULL; d = readdir( odir ) )
{
if( d->d_name && d->d_name[0] != '.' ) /* skip dotfiles, ., and ..
*/
{
tr_torrent * tor;
char * path = tr_buildPath( dirname, d->d_name, NULL );
tr_ctorSetMetainfoFromFile( ctor, path );
if(( tor = tr_torrentNew( h, ctor, NULL )))
{
tr_list_append( &list, tor );
++n;
}
tr_free( path );
}
}
closedir( odir );
}
torrents = tr_new( tr_torrent *, n );
for( i = 0, l = list; l != NULL; l = l->next )
torrents[i++] = (tr_torrent*) l->data;
assert( i == n );
tr_list_free( &list, NULL );
if( n )
tr_inf( _( "Loaded %d torrents" ), n );
if( setmeCount )
*setmeCount = n;
return torrents;
}
/***
****
***/
void
tr_sessionSetPexEnabled( tr_handle * handle,
int enabled )
{
handle->isPexEnabled = enabled ? 1 : 0;
}
int
tr_sessionIsPexEnabled( const tr_handle * handle )
{
return handle->isPexEnabled;
}
/***
****
***/
void
tr_sessionSetLazyBitfieldEnabled( tr_handle * handle,
int enabled )
{
handle->useLazyBitfield = enabled ? 1 : 0;
}
int
tr_sessionIsLazyBitfieldEnabled( const tr_handle * handle )
{
return handle->useLazyBitfield;
}
/***
****
***/
void
tr_sessionSetPortForwardingEnabled( tr_handle * h,
int enable )
{
tr_globalLock( h );
tr_sharedTraversalEnable( h->shared, enable );
tr_globalUnlock( h );
}
int
tr_sessionIsPortForwardingEnabled( const tr_handle * h )
{
return tr_sharedTraversalIsEnabled( h->shared );
}
/***
****
***/
int
tr_blocklistGetRuleCount( const tr_session * session )
{
int n = 0;
tr_list * l;
for( l = session->blocklists; l; l = l->next )
n += _tr_blocklistGetRuleCount( l->data );
return n;
}
int
tr_blocklistIsEnabled( const tr_session * session )
{
return session->isBlocklistEnabled;
}
void
tr_blocklistSetEnabled( tr_session * session,
int isEnabled )
{
tr_list * l;
session->isBlocklistEnabled = isEnabled ? 1 : 0;
for( l = session->blocklists; l; l = l->next )
_tr_blocklistSetEnabled( l->data, isEnabled );
}
int
tr_blocklistExists( const tr_session * session )
{
return session->blocklists != NULL;
}
int
tr_blocklistSetContent( tr_session * session,
const char * contentFilename )
{
tr_list * l;
tr_blocklist * b;
const char * defaultName = "level1.bin";
for( b = NULL, l = session->blocklists; !b && l; l = l->next )
if( tr_stringEndsWith( _tr_blocklistGetFilename( l->data ),
defaultName ) )
b = l->data;
if( !b )
{
char * path = tr_buildPath( session->configDir, "blocklists", defaultName, NULL );
b = _tr_blocklistNew( path, session->isBlocklistEnabled );
tr_list_append( &session->blocklists, b );
tr_free( path );
}
return _tr_blocklistSetContent( b, contentFilename );
}
int
tr_sessionIsAddressBlocked( const tr_session * session,
const struct in_addr * addr )
{
tr_list * l;
for( l = session->blocklists; l; l = l->next )
if( _tr_blocklistHasAddress( l->data, addr ) )
return TRUE;
return FALSE;
}
/***
****
***/
static int
compareLookupEntries( const void * va,
const void * vb )
{
const struct tr_metainfo_lookup * a = va;
const struct tr_metainfo_lookup * b = vb;
return strcmp( a->hashString, b->hashString );
}
static void
metainfoLookupResort( tr_handle * h )
{
qsort( h->metainfoLookup,
h->metainfoLookupCount,
sizeof( struct tr_metainfo_lookup ),
compareLookupEntries );
}
static int
compareHashStringToLookupEntry( const void * va,
const void * vb )
{
const char * a = va;
const struct tr_metainfo_lookup * b = vb;
return strcmp( a, b->hashString );
}
const char*
tr_sessionFindTorrentFile( const tr_handle * h,
const char * hashStr )
{
struct tr_metainfo_lookup * l = bsearch( hashStr,
h->metainfoLookup,
h->metainfoLookupCount,
sizeof( struct
tr_metainfo_lookup ),
compareHashStringToLookupEntry );
return l ? l->filename : NULL;
}
static void
metainfoLookupRescan( tr_handle * h )
{
int i;
int n;
struct stat sb;
const char * dirname = tr_getTorrentDir( h );
DIR * odir = NULL;
tr_ctor * ctor = NULL;
tr_list * list = NULL;
/* walk through the directory and find the mappings */
ctor = tr_ctorNew( h );
tr_ctorSetSave( ctor, FALSE ); /* since we already have them */
if( !stat( dirname,
&sb ) && S_ISDIR( sb.st_mode )
&& ( ( odir = opendir( dirname ) ) ) )
{
struct dirent *d;
for( d = readdir( odir ); d != NULL; d = readdir( odir ) )
{
if( d->d_name && d->d_name[0] != '.' ) /* skip dotfiles, ., and ..
*/
{
tr_info inf;
char * path = tr_buildPath( dirname, d->d_name, NULL );
tr_ctorSetMetainfoFromFile( ctor, path );
if( !tr_torrentParse( h, ctor, &inf ) )
{
tr_list_append( &list, tr_strdup( inf.hashString ) );
tr_list_append( &list, tr_strdup( path ) );
tr_metainfoFree( &inf );
}
tr_free( path );
}
}
closedir( odir );
}
tr_ctorFree( ctor );
n = tr_list_size( list ) / 2;
h->metainfoLookup = tr_new0( struct tr_metainfo_lookup, n );
h->metainfoLookupCount = n;
for( i = 0; i < n; ++i )
{
char * hashString = tr_list_pop_front( &list );
char * filename = tr_list_pop_front( &list );
memcpy( h->metainfoLookup[i].hashString, hashString,
2 * SHA_DIGEST_LENGTH + 1 );
tr_free( hashString );
h->metainfoLookup[i].filename = filename;
}
metainfoLookupResort( h );
tr_dbg( "Found %d torrents in \"%s\"", n, dirname );
}
void
tr_sessionSetTorrentFile( tr_handle * h,
const char * hashString,
const char * filename )
{
struct tr_metainfo_lookup * l = bsearch( hashString,
h->metainfoLookup,
h->metainfoLookupCount,
sizeof( struct
tr_metainfo_lookup ),
compareHashStringToLookupEntry );
if( l )
{
if( l->filename != filename )
{
tr_free( l->filename );
l->filename = tr_strdup( filename );
}
}
else
{
const int n = h->metainfoLookupCount++;
struct tr_metainfo_lookup * node;
h->metainfoLookup = tr_renew( struct tr_metainfo_lookup,
h->metainfoLookup,
h->metainfoLookupCount );
node = h->metainfoLookup + n;
memcpy( node->hashString, hashString, 2 * SHA_DIGEST_LENGTH + 1 );
node->filename = tr_strdup( filename );
metainfoLookupResort( h );
}
}
tr_torrent*
tr_torrentNext( tr_handle * session,
tr_torrent * tor )
{
return tor ? tor->next : session->torrentList;
}
/***
****
***/
void
tr_sessionSetRPCEnabled( tr_session * session,
int isEnabled )
{
tr_rpcSetEnabled( session->rpcServer, isEnabled );
}
int
tr_sessionIsRPCEnabled( const tr_session * session )
{
return tr_rpcIsEnabled( session->rpcServer );
}
void
tr_sessionSetRPCPort( tr_session * session,
uint16_t port )
{
tr_rpcSetPort( session->rpcServer, port );
}
uint16_t
tr_sessionGetRPCPort( const tr_session * session )
{
return tr_rpcGetPort( session->rpcServer );
}
void
tr_sessionSetRPCCallback( tr_session * session,
tr_rpc_func func,
void * user_data )
{
session->rpc_func = func;
session->rpc_func_user_data = user_data;
}
void
tr_sessionSetRPCWhitelist( tr_session * session,
const char * whitelist )
{
tr_rpcSetWhitelist( session->rpcServer, whitelist );
}
char*
tr_sessionGetRPCWhitelist( const tr_session * session )
{
return tr_rpcGetWhitelist( session->rpcServer );
}
void
tr_sessionSetRPCWhitelistEnabled( tr_session * session,
int isEnabled )
{
tr_rpcSetWhitelistEnabled( session->rpcServer, isEnabled );
}
int
tr_sessionGetRPCWhitelistEnabled( const tr_session * session )
{
return tr_rpcGetWhitelistEnabled( session->rpcServer );
}
void
tr_sessionSetRPCPassword( tr_session * session,
const char * password )
{
tr_rpcSetPassword( session->rpcServer, password );
}
char*
tr_sessionGetRPCPassword( const tr_session * session )
{
return tr_rpcGetPassword( session->rpcServer );
}
void
tr_sessionSetRPCUsername( tr_session * session,
const char * username )
{
tr_rpcSetUsername( session->rpcServer, username );
}
char*
tr_sessionGetRPCUsername( const tr_session * session )
{
return tr_rpcGetUsername( session->rpcServer );
}
void
tr_sessionSetRPCPasswordEnabled( tr_session * session,
int isEnabled )
{
tr_rpcSetPasswordEnabled( session->rpcServer, isEnabled );
}
int
tr_sessionIsRPCPasswordEnabled( const tr_session * session )
{
return tr_rpcIsPasswordEnabled( session->rpcServer );
}
/***
****
***/
int
tr_sessionIsProxyEnabled( const tr_session * session )
{
return session->isProxyEnabled;
}
void
tr_sessionSetProxyEnabled( tr_session * session,
int isEnabled )
{
session->isProxyEnabled = isEnabled ? 1 : 0;
}
tr_proxy_type
tr_sessionGetProxyType( const tr_session * session )
{
return session->proxyType;
}
void
tr_sessionSetProxyType( tr_session * session,
tr_proxy_type type )
{
session->proxyType = type;
}
const char*
tr_sessionGetProxy( const tr_session * session )
{
return session->proxy;
}
int
tr_sessionGetProxyPort( const tr_session * session )
{
return session->proxyPort;
}
void
tr_sessionSetProxy( tr_session * session,
const char * proxy )
{
if( proxy != session->proxy )
{
tr_free( session->proxy );
session->proxy = tr_strdup( proxy );
}
}
void
tr_sessionSetProxyPort( tr_session * session,
int port )
{
session->proxyPort = port;
}
int
tr_sessionIsProxyAuthEnabled( const tr_session * session )
{
return session->isProxyAuthEnabled;
}
void
tr_sessionSetProxyAuthEnabled( tr_session * session,
int isEnabled )
{
session->isProxyAuthEnabled = isEnabled ? 1 : 0;
}
const char*
tr_sessionGetProxyUsername( const tr_session * session )
{
return session->proxyUsername;
}
void
tr_sessionSetProxyUsername( tr_session * session,
const char * username )
{
if( username != session->proxyUsername )
{
tr_free( session->proxyUsername );
session->proxyUsername = tr_strdup( username );
}
}
const char*
tr_sessionGetProxyPassword( const tr_session * session )
{
return session->proxyPassword;
}
void
tr_sessionSetProxyPassword( tr_session * session,
const char * password )
{
if( password != session->proxyPassword )
{
tr_free( session->proxyPassword );
session->proxyPassword = tr_strdup( password );
}
}
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