| 1 | /****************************************************************************** |
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| 2 | * $Id: net.h 2555 2007-07-30 18:04:10Z charles $ |
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| 3 | * |
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| 4 | * Copyright (c) 2005-2006 Transmission authors and contributors |
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| 5 | * |
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| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 7 | * copy of this software and associated documentation files (the "Software"), |
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| 8 | * to deal in the Software without restriction, including without limitation |
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| 9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 10 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 11 | * Software is furnished to do so, subject to the following conditions: |
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| 12 | * |
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| 13 | * The above copyright notice and this permission notice shall be included in |
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| 14 | * all copies or substantial portions of the Software. |
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| 15 | * |
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| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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| 21 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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| 22 | * DEALINGS IN THE SOFTWARE. |
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| 23 | *****************************************************************************/ |
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| 24 | |
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| 25 | |
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| 26 | struct in_addr; |
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| 27 | struct sockaddr_in; |
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| 28 | |
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| 29 | /*********************************************************************** |
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| 30 | * DNS resolution |
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| 31 | **********************************************************************/ |
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| 32 | int tr_netResolve( const char *, struct in_addr * ); |
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| 33 | |
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| 34 | typedef struct tr_resolve_s tr_resolve_t; |
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| 35 | void tr_netResolveThreadInit(); |
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| 36 | void tr_netResolveThreadClose(); |
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| 37 | tr_resolve_t * tr_netResolveInit( const char * address ); |
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| 38 | tr_tristate_t tr_netResolvePulse( tr_resolve_t *, struct in_addr * ); |
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| 39 | void tr_netResolveClose( tr_resolve_t * ); |
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| 40 | |
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| 41 | |
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| 42 | /*********************************************************************** |
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| 43 | * TCP and UDP sockets |
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| 44 | **********************************************************************/ |
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| 45 | #define tr_netOpenTCP( addr, port, priority ) \ |
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| 46 | tr_netOpen( (addr), (port), SOCK_STREAM, (priority) ) |
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| 47 | #define tr_netOpenUDP( addr, port, priority ) \ |
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| 48 | tr_netOpen( (addr), (port), SOCK_DGRAM, (priority) ) |
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| 49 | int tr_netOpen ( const struct in_addr * addr, tr_port_t port, int type, |
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| 50 | int priority ); |
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| 51 | int tr_netMcastOpen( int port, const struct in_addr * addr ); |
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| 52 | #define tr_netBindTCP( port ) tr_netBind( (port), SOCK_STREAM ) |
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| 53 | #define tr_netBindUDP( port ) tr_netBind( (port), SOCK_DGRAM ) |
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| 54 | int tr_netBind ( int port, int type ); |
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| 55 | int tr_netAccept ( int s, struct in_addr *, tr_port_t * ); |
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| 56 | void tr_netClose ( int s ); |
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| 57 | |
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| 58 | #define TR_NET_BLOCK 0x80000000 |
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| 59 | #define TR_NET_CLOSE 0x40000000 |
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| 60 | int tr_netSend ( int s, const void * buf, int size ); |
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| 61 | #define tr_netRecv( s, buf, size ) tr_netRecvFrom( (s), (buf), (size), NULL ) |
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| 62 | int tr_netRecvFrom( int s, uint8_t * buf, int size, struct sockaddr_in * ); |
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| 63 | |
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| 64 | void tr_netNtop( const struct in_addr * addr, char * buf, int len ); |
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| 65 | |
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| 66 | |
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| 67 | #define tr_addrcmp( aa, bb ) memcmp( ( void * )(aa), ( void * )(bb), 4) |
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