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92 lines
4.1 KiB
C
92 lines
4.1 KiB
C
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/*
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* tfearch.h - TFE ("The final ethernet") emulation.
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* architecture-dependant stuff
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*
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* Written by
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* Spiro Trikaliotis <Spiro.Trikaliotis@gmx.de>
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*
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* This file is part of VICE, the Versatile Commodore Emulator.
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* See README for copyright notice.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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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. See the
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* GNU General Public License for more details.
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*
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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 the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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* 02111-1307 USA.
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*
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*/
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#ifndef _TFEARCH_H
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#define _TFEARCH_H
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#include "types.h"
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extern int tfe_arch_init(void);
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extern void tfe_arch_pre_reset(void);
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extern void tfe_arch_post_reset(void);
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extern int tfe_arch_activate(const char *interface_name);
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extern void tfe_arch_deactivate(void);
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extern void tfe_arch_set_mac(const BYTE mac[6]);
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extern void tfe_arch_set_hashfilter(const DWORD hash_mask[2]);
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extern
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void tfe_arch_recv_ctl( int bBroadcast, /* broadcast */
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int bIA, /* individual address (IA) */
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int bMulticast, /* multicast if address passes the hash filter */
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int bCorrect, /* accept correct frames */
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int bPromiscuous, /* promiscuous mode */
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int bIAHash /* accept if IA passes the hash filter */
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);
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extern
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void tfe_arch_line_ctl(int bEnableTransmitter, int bEnableReceiver);
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extern
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void tfe_arch_transmit(int force, /* FORCE: Delete waiting frames in transmit buffer */
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int onecoll, /* ONECOLL: Terminate after just one collision */
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int inhibit_crc, /* INHIBITCRC: Do not append CRC to the transmission */
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int tx_pad_dis, /* TXPADDIS: Disable padding to 60 Bytes */
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int txlength, /* Frame length */
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BYTE *txframe /* Pointer to the frame to be transmitted */
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);
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extern
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int tfe_arch_receive(BYTE *pbuffer , /* where to store a frame */
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int *plen, /* IN: maximum length of frame to copy;
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OUT: length of received frame
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OUT can be bigger than IN if received frame was
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longer than supplied buffer */
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int *phashed, /* set if the dest. address is accepted by the hash filter */
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int *phash_index, /* hash table index if hashed == TRUE */
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int *prx_ok, /* set if good CRC and valid length */
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int *pcorrect_mac, /* set if dest. address is exactly our IA */
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int *pbroadcast, /* set if dest. address is a broadcast address */
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int *pcrc_error /* set if received frame had a CRC error */
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);
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/*
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This is a helper for tfe_receive() to determine if the received frame should be accepted
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according to the settings.
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This function is even allowed to be called in tfearch.c from tfe_arch_receive() if
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necessary, which is the reason why its prototype is included here in tfearch.h.
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*/
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extern
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int tfe_should_accept(unsigned char *buffer, int length, int *phashed, int *phash_index,
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int *pcorrect_mac, int *pbroadcast, int *pmulticast);
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extern int tfe_arch_enumadapter_open(void);
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extern int tfe_arch_enumadapter(char **ppname, char **ppdescription);
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extern int tfe_arch_enumadapter_close(void);
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#endif
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