146 lines
4.2 KiB
C
146 lines
4.2 KiB
C
/******************************************************************************
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* $Id$
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*
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* Copyright (c) 2005-2007 Transmission authors and contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*****************************************************************************/
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#include "transmission.h"
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#include "shared.h"
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/***********************************************************************
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* tr_init
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***********************************************************************
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* Allocates a tr_handle_t structure and initializes a few things
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**********************************************************************/
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tr_handle_t * tr_init()
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{
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tr_handle_t * h;
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int i, r;
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tr_msgInit();
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tr_netResolveThreadInit();
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h = calloc( sizeof( tr_handle_t ), 1 );
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/* Generate a peer id : "-TRxxyy-" + 12 random alphanumeric
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characters, where xx is the major version number and yy the
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minor version number (Azureus-style) */
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sprintf( h->id, "-TR%02d%02d-", VERSION_MAJOR, VERSION_MINOR );
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for( i = 8; i < 20; i++ )
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{
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r = tr_rand( 36 );
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h->id[i] = ( r < 26 ) ? ( 'a' + r ) : ( '0' + r - 26 ) ;
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}
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/* Random key */
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for( i = 0; i < 20; i++ )
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{
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r = tr_rand( 36 );
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h->key[i] = ( r < 26 ) ? ( 'a' + r ) : ( '0' + r - 26 ) ;
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}
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/* Don't exit when writing on a broken socket */
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signal( SIGPIPE, SIG_IGN );
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/* Initialize rate and file descripts controls */
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h->uploadLimit = -1;
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h->downloadLimit = -1;
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h->fdlimit = tr_fdInit();
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h->shared = tr_sharedInit( h );
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return h;
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}
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/***********************************************************************
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* tr_setBindPort
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***********************************************************************
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*
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**********************************************************************/
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void tr_setBindPort( tr_handle_t * h, int port )
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{
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h->bindPort = port;
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tr_sharedSetPort( h->shared, port );
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}
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void tr_natTraversalEnable( tr_handle_t * h, int enable )
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{
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tr_sharedTraversalEnable( h->shared, enable );
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}
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int tr_natTraversalStatus( tr_handle_t * h )
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{
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return tr_sharedTraversalStatus( h->shared );
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}
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void tr_setGlobalUploadLimit( tr_handle_t * h, int limit )
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{
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h->uploadLimit = limit;
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tr_sharedSetLimit( h->shared, limit );
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}
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void tr_setGlobalDownloadLimit( tr_handle_t * h, int limit )
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{
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h->downloadLimit = limit;
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}
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void tr_torrentRates( tr_handle_t * h, float * dl, float * ul )
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{
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tr_torrent_t * tor;
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*dl = 0.0;
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*ul = 0.0;
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for( tor = h->torrentList; tor; tor = tor->next )
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{
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tr_lockLock( &tor->lock );
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if( tor->status & TR_STATUS_DOWNLOAD )
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*dl += tr_rcRate( tor->download );
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*ul += tr_rcRate( tor->upload );
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tr_lockUnlock( &tor->lock );
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}
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}
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int tr_torrentCount( tr_handle_t * h )
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{
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return h->torrentCount;
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}
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void tr_torrentIterate( tr_handle_t * h, tr_callback_t func, void * d )
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{
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tr_torrent_t * tor, * next;
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for( tor = h->torrentList; tor; tor = next )
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{
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next = tor->next;
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func( tor, d );
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}
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}
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void tr_close( tr_handle_t * h )
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{
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tr_sharedClose( h->shared );
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tr_fdClose( h->fdlimit );
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free( h );
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tr_netResolveThreadClose();
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}
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