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@ -130,7 +130,7 @@ static void sendmallocdata( const int64 s, char *buffer, size_t size ) {
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static void senddata( const int64 s, char *buffer, size_t size ) {
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struct http_data *h = io_getcookie( s );
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size_t written_size;
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ssize_t written_size;
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/* whoever sends data is not interested in its input-array */
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if( h )
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@ -167,6 +167,7 @@ static void httpresponse( const int64 s, char *data ) {
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int numwant, tmp, scanon, mode;
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unsigned short port = htons(6881);
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time_t t;
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ssize_t len;
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size_t reply_size = 0, reply_off;
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#ifdef _DEBUG_HTTPERROR
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@ -208,7 +209,7 @@ static void httpresponse( const int64 s, char *data ) {
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}
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if( !hash ) HTTPERROR_400_PARAM;
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if( ( reply_size = return_sync_for_torrent( hash, &reply ) ) <= 0 ) HTTPERROR_500;
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if( !( reply_size = return_sync_for_torrent( hash, &reply ) ) ) HTTPERROR_500;
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return sendmallocdata( s, reply, reply_size );
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case 5: /* stats ? */
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@ -226,8 +227,7 @@ static void httpresponse( const int64 s, char *data ) {
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scan_urlencoded_query( &c, NULL, SCAN_SEARCHPATH_VALUE );
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continue;
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}
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size_t len = scan_urlencoded_query( &c, data = c, SCAN_SEARCHPATH_VALUE );
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if( len <= 0 ) HTTPERROR_400_PARAM;
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if( scan_urlencoded_query( &c, data = c, SCAN_SEARCHPATH_VALUE ) != 4 ) HTTPERROR_400_PARAM;
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if( !byte_diff(data,4,"mrtg"))
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mode = STATS_MRTG;
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else if( !byte_diff(data,4,"top5"))
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@ -238,7 +238,7 @@ static void httpresponse( const int64 s, char *data ) {
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}
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/* Enough for http header + whole scrape string */
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if( ( reply_size = return_stats_for_tracker( SUCCESS_HTTP_HEADER_LENGTH + static_outbuf, mode ) ) <= 0 ) HTTPERROR_500;
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if( !( reply_size = return_stats_for_tracker( SUCCESS_HTTP_HEADER_LENGTH + static_outbuf, mode ) ) ) HTTPERROR_500;
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break;
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case 6: /* scrape ? */
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@ -266,19 +266,19 @@ SCRAPE_WORKAROUND:
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/* Scanned whole query string, no hash means full scrape... you might want to limit that */
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if( !hash ) {
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if( ( reply_size = return_fullscrape_for_tracker( &reply ) ) <= 0 ) HTTPERROR_500;
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if( !( reply_size = return_fullscrape_for_tracker( &reply ) ) ) HTTPERROR_500;
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return sendmallocdata( s, reply, reply_size );
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}
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/* Enough for http header + whole scrape string */
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if( ( reply_size = return_scrape_for_torrent( hash, SUCCESS_HTTP_HEADER_LENGTH + static_outbuf ) ) <= 0 ) HTTPERROR_500;
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if( !( reply_size = return_scrape_for_torrent( hash, SUCCESS_HTTP_HEADER_LENGTH + static_outbuf ) ) ) HTTPERROR_500;
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break;
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case 8:
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if( byte_diff(data,8,"announce")) HTTPERROR_404;
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if( byte_diff( data, 8, "announce" ) ) HTTPERROR_404;
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ANNOUNCE_WORKAROUND:
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OT_SETIP( &peer, ((struct http_data*)io_getcookie( s ))->ip);
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OT_SETIP( &peer, ((struct http_data*)io_getcookie( s ) )->ip );
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OT_SETPORT( &peer, &port );
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OT_FLAG( &peer ) = 0;
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numwant = 50;
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@ -292,8 +292,8 @@ ANNOUNCE_WORKAROUND:
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#ifdef WANT_IP_FROM_QUERY_STRING
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case 2:
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if(!byte_diff(data,2,"ip")) {
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size_t len = scan_urlencoded_query( &c, data = c, SCAN_SEARCHPATH_VALUE );
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unsigned char ip[4];
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len = scan_urlencoded_query( &c, data = c, SCAN_SEARCHPATH_VALUE );
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if( ( len <= 0 ) || scan_fixed_ip( data, len, ip ) ) HTTPERROR_400_PARAM;
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OT_SETIP( &peer, ip );
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} else
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@ -301,40 +301,39 @@ ANNOUNCE_WORKAROUND:
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break;
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#endif
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case 4:
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if(!byte_diff(data,4,"port")) {
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size_t len = scan_urlencoded_query( &c, data = c, SCAN_SEARCHPATH_VALUE );
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if( !byte_diff( data, 4, "port" ) ) {
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len = scan_urlencoded_query( &c, data = c, SCAN_SEARCHPATH_VALUE );
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if( ( len <= 0 ) || scan_fixed_int( data, len, &tmp ) || ( tmp > 0xffff ) ) HTTPERROR_400_PARAM;
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port = htons( tmp ); OT_SETPORT( &peer, &port );
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} else if(!byte_diff(data,4,"left")) {
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size_t len = scan_urlencoded_query( &c, data = c, SCAN_SEARCHPATH_VALUE );
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if( len <= 0 ) HTTPERROR_400_PARAM;
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} else if( !byte_diff( data, 4, "left" ) ) {
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if( ( len = scan_urlencoded_query( &c, data = c, SCAN_SEARCHPATH_VALUE ) ) <= 0 ) HTTPERROR_400_PARAM;
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if( scan_fixed_int( data, len, &tmp ) ) tmp = 0;
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if( !tmp ) OT_FLAG( &peer ) |= PEER_FLAG_SEEDING;
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} else
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scan_urlencoded_query( &c, NULL, SCAN_SEARCHPATH_VALUE );
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break;
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case 5:
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if(byte_diff(data,5,"event"))
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if( byte_diff( data, 5, "event" ) )
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scan_urlencoded_query( &c, NULL, SCAN_SEARCHPATH_VALUE );
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else switch( scan_urlencoded_query( &c, data = c, SCAN_SEARCHPATH_VALUE ) ) {
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case -1:
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HTTPERROR_400_PARAM;
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case 7:
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if(!byte_diff(data,7,"stopped")) OT_FLAG( &peer ) |= PEER_FLAG_STOPPED;
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if( !byte_diff( data, 7, "stopped" ) ) OT_FLAG( &peer ) |= PEER_FLAG_STOPPED;
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break;
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case 9:
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if(!byte_diff(data,9,"completed")) OT_FLAG( &peer ) |= PEER_FLAG_COMPLETED;
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if( !byte_diff( data, 9, "completed" ) ) OT_FLAG( &peer ) |= PEER_FLAG_COMPLETED;
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default: /* Fall through intended */
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break;
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}
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break;
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case 7:
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if(!byte_diff(data,7,"numwant")) {
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size_t len = scan_urlencoded_query( &c, data = c, SCAN_SEARCHPATH_VALUE );
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len = scan_urlencoded_query( &c, data = c, SCAN_SEARCHPATH_VALUE );
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if( ( len <= 0 ) || scan_fixed_int( data, len, &numwant ) ) HTTPERROR_400_PARAM;
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if( numwant > 200 ) numwant = 200;
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} else if(!byte_diff(data,7,"compact")) {
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size_t len = scan_urlencoded_query( &c, data = c, SCAN_SEARCHPATH_VALUE );
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len = scan_urlencoded_query( &c, data = c, SCAN_SEARCHPATH_VALUE );
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if( ( len <= 0 ) || scan_fixed_int( data, len, &tmp ) ) HTTPERROR_400_PARAM;
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if( !tmp ) HTTPERROR_400_COMPACT;
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} else
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@ -352,7 +351,7 @@ ANNOUNCE_WORKAROUND:
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}
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}
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/* Scanned whole query string */
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/* Scanned whole query string XXX better send Error */
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if( !hash ) HTTPERROR_400_PARAM;
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if( OT_FLAG( &peer ) & PEER_FLAG_STOPPED ) {
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@ -360,15 +359,15 @@ ANNOUNCE_WORKAROUND:
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reply_size = sprintf( static_outbuf + SUCCESS_HTTP_HEADER_LENGTH, "d8:completei0e10:incompletei0e8:intervali%ie5:peers0:e", OT_CLIENT_REQUEST_INTERVAL_RANDOM );
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} else {
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torrent = add_peer_to_torrent( hash, &peer );
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if( !torrent || ( reply_size = return_peers_for_torrent( torrent, numwant, SUCCESS_HTTP_HEADER_LENGTH + static_outbuf ) ) <= 0 ) HTTPERROR_500;
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if( !torrent || !( reply_size = return_peers_for_torrent( torrent, numwant, SUCCESS_HTTP_HEADER_LENGTH + static_outbuf ) ) ) HTTPERROR_500;
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}
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ot_overall_successfulannounces++;
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break;
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case 10:
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if( byte_diff(data,10,"scrape.php")) HTTPERROR_404;
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if( byte_diff( data, 10, "scrape.php" ) ) HTTPERROR_404;
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goto SCRAPE_WORKAROUND;
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case 11:
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if( byte_diff(data,11,"mrtg_scrape")) HTTPERROR_404;
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if( byte_diff( data, 11, "mrtg_scrape" ) ) HTTPERROR_404;
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t = time( NULL ) - ot_start_time;
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reply_size = sprintf( static_outbuf + SUCCESS_HTTP_HEADER_LENGTH,
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@ -376,13 +375,13 @@ ANNOUNCE_WORKAROUND:
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ot_overall_connections, ot_overall_successfulannounces, (int)t, (int)(t / 3600), (int)ot_overall_connections / ( (int)t ? (int)t : 1 ) );
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break;
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case 12:
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if( byte_diff(data,12,"announce.php")) HTTPERROR_404;
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if( byte_diff( data, 12, "announce.php" ) ) HTTPERROR_404;
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goto ANNOUNCE_WORKAROUND;
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default: /* neither *scrape nor announce */
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HTTPERROR_404;
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}
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if( reply_size <= 0 ) HTTPERROR_500;
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if( !reply_size ) HTTPERROR_500;
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/* This one is rather ugly, so I take you step by step through it.
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@ -449,7 +448,7 @@ static void help( char *name ) {
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static void handle_read( const int64 clientsocket ) {
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struct http_data* h = io_getcookie( clientsocket );
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int64 l;
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ssize_t l;
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if( ( l = io_tryread( clientsocket, static_inbuf, sizeof static_inbuf ) ) <= 0 ) {
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if( h ) {
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