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cebix |
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/* |
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* ether.h - Ethernet device driver |
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* |
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cebix |
1.3 |
* Basilisk II (C) 1997-2001 Christian Bauer |
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cebix |
1.1 |
* |
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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 02111-1307 USA |
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*/ |
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#ifndef ETHER_H |
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#define ETHER_H |
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cebix |
1.4 |
struct sockaddr_in; |
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extern void EtherInit(void); |
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extern void EtherExit(void); |
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cebix |
1.1 |
extern int16 EtherOpen(uint32 pb, uint32 dce); |
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extern int16 EtherControl(uint32 pb, uint32 dce); |
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extern void EtherReadPacket(uint8 **src, uint32 &dest, uint32 &len, uint32 &remaining); |
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// System specific and internal functions/data |
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extern void EtherReset(void); |
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extern void EtherInterrupt(void); |
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1.4 |
extern bool ether_init(void); |
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extern void ether_exit(void); |
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1.1 |
extern int16 ether_add_multicast(uint32 pb); |
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extern int16 ether_del_multicast(uint32 pb); |
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extern int16 ether_attach_ph(uint16 type, uint32 handler); |
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extern int16 ether_detach_ph(uint16 type); |
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extern int16 ether_write(uint32 wds); |
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1.4 |
extern bool ether_start_udp_thread(int socket_fd); |
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extern void ether_stop_udp_thread(void); |
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extern void ether_udp_read(uint8 *packet, int length, struct sockaddr_in *from); |
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1.1 |
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1.4 |
extern uint8 ether_addr[6]; // Ethernet address (set by ether_init()) |
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1.1 |
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// Ethernet driver data in MacOS RAM |
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enum { |
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ed_DeferredTask = 0, // Deferred Task struct |
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ed_Code = 20, // DT code is stored here |
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ed_Result = 30, // Result for DT |
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ed_DCE = 34, // DCE for DT (must come directly behind ed_Result) |
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ed_RHA = 38, // Read header area |
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ed_ReadPacket = 52, // ReadPacket/ReadRest routines |
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SIZEOF_etherdata = 76 |
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}; |
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extern uint32 ether_data; // Mac address of driver data in MacOS RAM |
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cebix |
1.4 |
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// Copy packet data from WDS to linear buffer (must hold at least 1514 bytes), |
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// returns packet length |
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static inline int ether_wds_to_buffer(uint32 wds, uint8 *p) |
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{ |
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int len = 0; |
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while (len < 1514) { |
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int w = ReadMacInt16(wds); |
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if (w == 0) |
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break; |
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Mac2Host_memcpy(p, ReadMacInt32(wds + 2), w); |
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len += w; |
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p += w; |
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wds += 6; |
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} |
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return len; |
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} |
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1.1 |
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#endif |
