mirror of
https://git.code.sf.net/p/quake/quakeforge
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128 lines
3.3 KiB
C
128 lines
3.3 KiB
C
/*
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net_dgrm.h
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@description@
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Copyright (C) 1996-1997 Id Software, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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/** \defgroup nq-dgrm NetQuake Datagram network driver.
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\ingroup nq-nd
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*/
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//@{
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/** Initialize the Datagram net driver.
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Also initializes the underlying lan drivers.
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\return 0 if successful, otherwise -1.
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*/
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int Datagram_Init (void);
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/** Control the listen status of the underlying lan drivers.
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\param state True to enable, false to disable.
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*/
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void Datagram_Listen (qboolean state);
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/** Search for hosts (servers) on the local network.
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If \p xmit is true, broadcast a CCREQ_SERVER_INFO packet via all
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underlying lan drivers using their control ports.
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Check for any CCREP_SERVER_INFO responses. Ignore all other packets.
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\param xmit True to send the broadcast, falst to only listen.
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*/
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void Datagram_SearchForHosts (qboolean xmit);
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/** Connect to the specified host.
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\param host The host to which the connection will be made.
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\return A pointer to the socket representing the connection, or
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null if unsuccessful.
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*/
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qsocket_t *Datagram_Connect (const char *host);
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/** Check for a new incoming connection.
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\return A pointer to the socekt representing the new connection,
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or null if none found.
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*/
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qsocket_t *Datagram_CheckNewConnections (void);
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/** Check for and process an incoming packet on the socket.
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\param sock The socket to check.
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\return -1 if there is an error
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\return 0 if the packet is stale
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\return 1 if the packet is reliable
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\return 2 if the packet is unreliable
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*/
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int Datagram_GetMessage (qsocket_t *sock);
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/** Send a reliable packet to the socket.
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\param sock The socket to which the packet will be sent.
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\param data The packet to be sent.
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\return -1 If there is an error
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\return 1 if everything is ok.
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*/
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int Datagram_SendMessage (qsocket_t *sock, sizebuf_t *data);
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/** Send an unreliable packet to the socket.
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\param sock The socket to which the packet will be sent.
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\param data The packet to be sent.
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\return -1 If there is an error
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\return 1 if everything is ok.
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*/
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int Datagram_SendUnreliableMessage (qsocket_t *sock, sizebuf_t *data);
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/** Check if a reliable message can be sent to the socket.
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\param sock The socket to check.
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\return True if the packet can be sent.
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*/
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qboolean Datagram_CanSendMessage (qsocket_t *sock);
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/** Check if an unreliable message can be sent to the socket.
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Always true.
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\param sock The socket to check.
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\return True if the packet can be sent.
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*/
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qboolean Datagram_CanSendUnreliableMessage (qsocket_t *sock);
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/** Close the socket.
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\param sock The socket to close.
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*/
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void Datagram_Close (qsocket_t *sock);
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/** Shutdown the Datagram net driver.
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*/
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void Datagram_Shutdown (void);
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//@}
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