BeOS/SheepNet/sheep_net.h

/*
 *  sheep_net.h - Net server add-on for SheepShaver and Basilisk II
 *
 *  SheepShaver (C) 1997-2002 Marc Hellwig and Christian Bauer
 *  Basilisk II (C) 1997-2002 Christian Bauer
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef SHEEP_NET_H
#define SHEEP_NET_H

// Net buffer dimensions
#define READ_PACKET_COUNT 10
#define WRITE_PACKET_COUNT 10

// Net packet
struct net_packet {
        uint32 cmd;                             // Command
        uint32 length;                  // Data length
        uint32 card;                    // Network card ID
        uint32 reserved;
        uint8 data[1584];
};

// Net buffer (shared area)
struct net_buffer {
        uint8 ether_addr[6];            // Ethernet address
        uint8 filler1[2];
        sem_id read_sem;                        // Semaphore for read packets
        uint32 read_ofs;
        uint32 read_packet_size;
        uint32 read_packet_count;
        sem_id write_sem;                       // Semaphore for write packets
        uint32 write_ofs;
        uint32 write_packet_size;
        uint32 write_packet_count;
        uint8 filler[24];
        net_packet read[READ_PACKET_COUNT];
        net_packet write[WRITE_PACKET_COUNT];
};

// Packet commands
#define SHEEP_PACKET 0
#define ADD_MULTICAST 1
#define REMOVE_MULTICAST 2
#define ACTIVATE_SHEEP_NET 8
#define DEACTIVATE_SHEEP_NET 9
#define SHUTDOWN_SHEEP_NET 10

#define IN_USE 1

#endif
Revision:	1.3
Committed:	2002-01-15T14:58:36Z (22 years, 10 months ago) by cebix
Content type:	text/plain
Branch:	MAIN
CVS Tags:	nigel-build-19, nigel-build-12, nigel-build-13, nigel-build-16, nigel-build-17, nigel-build-15, snapshot-15012002
Changes since 1.2:	+2 -2 lines
Log Message:	- documentation updates - 2001 -> 2002 - version 0.9 -> 1.0
#	Content
1	/*
2	* sheep_net.h - Net server add-on for SheepShaver and Basilisk II
3	*
4	* SheepShaver (C) 1997-2002 Marc Hellwig and Christian Bauer
5	* Basilisk II (C) 1997-2002 Christian Bauer
6	*
7	* This program is free software; you can redistribute it and/or modify
8	* it under the terms of the GNU General Public License as published by
9	* the Free Software Foundation; either version 2 of the License, or
10	* (at your option) any later version.
11	*
12	* This program is distributed in the hope that it will be useful,
13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15	* GNU General Public License for more details.
16	*
17	* You should have received a copy of the GNU General Public License
18	* along with this program; if not, write to the Free Software
19	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20	*/
21
22	#ifndef SHEEP_NET_H
23	#define SHEEP_NET_H
24
25	// Net buffer dimensions
26	#define READ_PACKET_COUNT 10
27	#define WRITE_PACKET_COUNT 10
28
29	// Net packet
30	struct net_packet {
31	uint32 cmd; // Command
32	uint32 length; // Data length
33	uint32 card; // Network card ID
34	uint32 reserved;
35	uint8 data[1584];
36	};
37
38	// Net buffer (shared area)
39	struct net_buffer {
40	uint8 ether_addr[6]; // Ethernet address
41	uint8 filler1[2];
42	sem_id read_sem; // Semaphore for read packets
43	uint32 read_ofs;
44	uint32 read_packet_size;
45	uint32 read_packet_count;
46	sem_id write_sem; // Semaphore for write packets
47	uint32 write_ofs;
48	uint32 write_packet_size;
49	uint32 write_packet_count;
50	uint8 filler[24];
51	net_packet read[READ_PACKET_COUNT];
52	net_packet write[WRITE_PACKET_COUNT];
53	};
54
55	// Packet commands
56	#define SHEEP_PACKET 0
57	#define ADD_MULTICAST 1
58	#define REMOVE_MULTICAST 2
59	#define ACTIVATE_SHEEP_NET 8
60	#define DEACTIVATE_SHEEP_NET 9
61	#define SHUTDOWN_SHEEP_NET 10
62
63	#define IN_USE 1
64
65	#endif