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1 /*	$OpenBSD: if_urndisreg.h,v 1.19 2013/11/21 14:08:05 mpi Exp $ */
2 
3 /*
4  * Copyright (c) 2010 Jonathan Armani <armani@openbsd.org>
5  * Copyright (c) 2010 Fabien Romano <fabien@openbsd.org>
6  * Copyright (c) 2010 Michael Knudsen <mk@openbsd.org>
7  * All rights reserved.
8  *
9  * Permission to use, copy, modify, and distribute this software for any
10  * purpose with or without fee is hereby granted, provided that the above
11  * copyright notice and this permission notice appear in all copies.
12  *
13  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
14  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
15  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
16  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
17  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
18  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
19  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
20  */
21 
22 #ifndef _IF_URNDISREG_H_
23 #define	_IF_URNDISREG_H_
24 
25 #include "implementation/global_implementation.h"
26 #include "usb_ethernet.h"
27 
28 #define	RNDIS_RESPONSE_LEN 1024 /* bytes */
29 #define	RNDIS_RX_MAXLEN	(16 * 1024)
30 #define	RNDIS_TX_FRAMES_MAX 8
31 #define	RNDIS_TX_MAXLEN	MCLBYTES
32 #define	ETHER_ALIGN 2 /* driver adjust for IP hdr alignment */
33 
34 /*
35  * Structure of a DEC/Intel/Xerox or 802.3 Ethernet header.
36  */
37 struct	ether_header {
38 	uint8_t ether_dhost[NETIF_MAX_HWADDR_LEN];
39 	uint8_t ether_shost[NETIF_MAX_HWADDR_LEN];
40 	uint16_t ether_type;
41 };
42 
43 enum {
44 	URNDIS_BULK_RX,
45 	URNDIS_BULK_TX,
46 	URNDIS_INTR_RX,
47 	URNDIS_N_TRANSFER,
48 };
49 
50 struct urndis_softc {
51 	struct usb_ether sc_ue;
52 	struct mtx sc_mtx;
53 
54 	/* RNDIS device info */
55 	uint32_t sc_lim_pktsz;
56 	uint32_t sc_filter;
57 
58 	struct usb_device *sc_udev;
59 	struct usb_xfer *sc_xfer[URNDIS_N_TRANSFER];
60 
61 	uint8_t sc_ifaceno_ctl;
62 	uint8_t sc_response_buf[RNDIS_RESPONSE_LEN] __aligned(4);
63 };
64 
65 #define	URNDIS_LOCK(sc) mtx_lock(&(sc)->sc_mtx)
66 #define	URNDIS_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx)
67 #define	URNDIS_LOCK_ASSERT(sc, what) mtx_assert(&(sc)->sc_mtx, (what))
68 
69 #define	RNDIS_STATUS_BUFFER_OVERFLOW	0x80000005L
70 #define	RNDIS_STATUS_FAILURE			0xC0000001L
71 #define	RNDIS_STATUS_INVALID_DATA		0xC0010015L
72 #define	RNDIS_STATUS_MEDIA_CONNECT		0x4001000BL
73 #define	RNDIS_STATUS_MEDIA_DISCONNECT	0x4001000CL
74 #define	RNDIS_STATUS_NOT_SUPPORTED		0xC00000BBL
75 #define	RNDIS_STATUS_PENDING			STATUS_PENDING /* XXX */
76 #define	RNDIS_STATUS_RESOURCES			0xC000009AL
77 #define	RNDIS_STATUS_SUCCESS			0x00000000L
78 
79 #define	OID_GEN_SUPPORTED_LIST			0x00010101
80 #define	OID_GEN_HARDWARE_STATUS			0x00010102
81 #define	OID_GEN_MEDIA_SUPPORTED			0x00010103
82 #define	OID_GEN_MEDIA_IN_USE			0x00010104
83 #define	OID_GEN_MAXIMUM_LOOKAHEAD		0x00010105
84 #define	OID_GEN_MAXIMUM_FRAME_SIZE		0x00010106
85 #define	OID_GEN_LINK_SPEED				0x00010107
86 #define	OID_GEN_TRANSMIT_BUFFER_SPACE	0x00010108
87 #define	OID_GEN_RECEIVE_BUFFER_SPACE	0x00010109
88 #define	OID_GEN_TRANSMIT_BLOCK_SIZE		0x0001010A
89 #define	OID_GEN_RECEIVE_BLOCK_SIZE		0x0001010B
90 #define	OID_GEN_VENDOR_ID				0x0001010C
91 #define	OID_GEN_VENDOR_DESCRIPTION		0x0001010D
92 #define	OID_GEN_CURRENT_PACKET_FILTER	0x0001010E
93 #define	OID_GEN_CURRENT_LOOKAHEAD		0x0001010F
94 #define	OID_GEN_DRIVER_VERSION			0x00010110
95 #define	OID_GEN_MAXIMUM_TOTAL_SIZE		0x00010111
96 #define	OID_GEN_PROTOCOL_OPTIONS		0x00010112
97 #define	OID_GEN_MAC_OPTIONS				0x00010113
98 #define	OID_GEN_MEDIA_CONNECT_STATUS	0x00010114
99 #define	OID_GEN_MAXIMUM_SEND_PACKETS	0x00010115
100 #define	OID_GEN_VENDOR_DRIVER_VERSION	0x00010116
101 #define	OID_GEN_SUPPORTED_GUIDS			0x00010117
102 #define	OID_GEN_NETWORK_LAYER_ADDRESSES	0x00010118
103 #define	OID_GEN_TRANSPORT_HEADER_OFFSET	0x00010119
104 #define	OID_GEN_MACHINE_NAME			0x0001021A
105 #define	OID_GEN_RNDIS_CONFIG_PARAMETER	0x0001021B
106 #define	OID_GEN_VLAN_ID					0x0001021C
107 
108 #define	OID_802_3_PERMANENT_ADDRESS		0x01010101
109 #define	OID_802_3_CURRENT_ADDRESS		0x01010102
110 #define	OID_802_3_MULTICAST_LIST		0x01010103
111 #define	OID_802_3_MAXIMUM_LIST_SIZE		0x01010104
112 #define	OID_802_3_MAC_OPTIONS			0x01010105
113 #define	OID_802_3_RCV_ERROR_ALIGNMENT	0x01020101
114 #define	OID_802_3_XMIT_ONE_COLLISION	0x01020102
115 #define	OID_802_3_XMIT_MORE_COLLISIONS	0x01020103
116 #define	OID_802_3_XMIT_DEFERRED			0x01020201
117 #define	OID_802_3_XMIT_MAX_COLLISIONS	0x01020202
118 #define	OID_802_3_RCV_OVERRUN			0x01020203
119 #define	OID_802_3_XMIT_UNDERRUN			0x01020204
120 #define	OID_802_3_XMIT_HEARTBEAT_FAILURE	0x01020205
121 #define	OID_802_3_XMIT_TIMES_CRS_LOST	0x01020206
122 #define	OID_802_3_XMIT_LATE_COLLISIONS	0x01020207
123 
124 #define	RNDIS_MEDIUM_802_3				0x00000000
125 
126 /* Device flags */
127 #define	RNDIS_DF_CONNECTIONLESS			0x00000001
128 #define	RNDIS_DF_CONNECTION_ORIENTED	0x00000002
129 
130 /*
131  * RNDIS data message
132  */
133 #define	REMOTE_NDIS_PACKET_MSG			0x00000001
134 
135 struct urndis_packet_msg {
136 	uint32_t rm_type;
137 	uint32_t rm_len;
138 	uint32_t rm_dataoffset;
139 	uint32_t rm_datalen;
140 	uint32_t rm_oobdataoffset;
141 	uint32_t rm_oobdatalen;
142 	uint32_t rm_oobdataelements;
143 	uint32_t rm_pktinfooffset;
144 	uint32_t rm_pktinfolen;
145 	uint32_t rm_vchandle;
146 	uint32_t rm_reserved;
147 };
148 
149 /*
150  * RNDIS control messages
151  */
152 struct urndis_comp_hdr {
153 	uint32_t rm_type;
154 	uint32_t rm_len;
155 	uint32_t rm_rid;
156 	uint32_t rm_status;
157 };
158 
159 /* Initialize the device. */
160 #define	REMOTE_NDIS_INITIALIZE_MSG		0x00000002
161 #define	REMOTE_NDIS_INITIALIZE_CMPLT	0x80000002
162 
163 struct urndis_init_req {
164 	uint32_t rm_type;
165 	uint32_t rm_len;
166 	uint32_t rm_rid;
167 	uint32_t rm_ver_major;
168 	uint32_t rm_ver_minor;
169 	uint32_t rm_max_xfersz;
170 };
171 
172 struct urndis_init_comp {
173 	uint32_t rm_type;
174 	uint32_t rm_len;
175 	uint32_t rm_rid;
176 	uint32_t rm_status;
177 	uint32_t rm_ver_major;
178 	uint32_t rm_ver_minor;
179 	uint32_t rm_devflags;
180 	uint32_t rm_medium;
181 	uint32_t rm_pktmaxcnt;
182 	uint32_t rm_pktmaxsz;
183 	uint32_t rm_align;
184 	uint32_t rm_aflistoffset;
185 	uint32_t rm_aflistsz;
186 };
187 
188 /* Halt the device.	No response sent. */
189 #define	REMOTE_NDIS_HALT_MSG	0x00000003
190 
191 struct urndis_halt_req {
192 	uint32_t rm_type;
193 	uint32_t rm_len;
194 	uint32_t rm_rid;
195 };
196 
197 /* Send a query object. */
198 #define	REMOTE_NDIS_QUERY_MSG	0x00000004
199 #define	REMOTE_NDIS_QUERY_CMPLT	0x80000004
200 
201 struct urndis_query_req {
202 	uint32_t rm_type;
203 	uint32_t rm_len;
204 	uint32_t rm_rid;
205 	uint32_t rm_oid;
206 	uint32_t rm_infobuflen;
207 	uint32_t rm_infobufoffset;
208 	uint32_t rm_devicevchdl;
209 };
210 
211 struct urndis_query_comp {
212 	uint32_t rm_type;
213 	uint32_t rm_len;
214 	uint32_t rm_rid;
215 	uint32_t rm_status;
216 	uint32_t rm_infobuflen;
217 	uint32_t rm_infobufoffset;
218 };
219 
220 /* Send a set object request. */
221 #define	REMOTE_NDIS_SET_MSG		0x00000005
222 #define	REMOTE_NDIS_SET_CMPLT	0x80000005
223 
224 struct urndis_set_req {
225 	uint32_t rm_type;
226 	uint32_t rm_len;
227 	uint32_t rm_rid;
228 	uint32_t rm_oid;
229 	uint32_t rm_infobuflen;
230 	uint32_t rm_infobufoffset;
231 	uint32_t rm_devicevchdl;
232 };
233 
234 struct urndis_set_comp {
235 	uint32_t rm_type;
236 	uint32_t rm_len;
237 	uint32_t rm_rid;
238 	uint32_t rm_status;
239 };
240 
241 #define	REMOTE_NDIS_SET_PARAM_NUMERIC	0x00000000
242 #define	REMOTE_NDIS_SET_PARAM_STRING	0x00000002
243 
244 struct urndis_set_parameter {
245  uint32_t rm_nameoffset;
246 	uint32_t rm_namelen;
247 	uint32_t rm_type;
248 	uint32_t rm_valueoffset;
249 	uint32_t rm_valuelen;
250 };
251 
252 /* Perform a soft reset on the device. */
253 #define	REMOTE_NDIS_RESET_MSG	0x00000006
254 #define	REMOTE_NDIS_RESET_CMPLT	0x80000006
255 
256 struct urndis_reset_req {
257 	uint32_t rm_type;
258 	uint32_t rm_len;
259 	uint32_t rm_rid;
260 };
261 
262 struct urndis_reset_comp {
263 	uint32_t rm_type;
264 	uint32_t rm_len;
265 	uint32_t rm_status;
266 	uint32_t rm_adrreset;
267 };
268 
269 /* 802.3 link-state or undefined message error. */
270 #define	REMOTE_NDIS_INDICATE_STATUS_MSG	0x00000007
271 
272 /* Keepalive messsage.	May be sent by device. */
273 #define	REMOTE_NDIS_KEEPALIVE_MSG		0x00000008
274 #define	REMOTE_NDIS_KEEPALIVE_CMPLT		0x80000008
275 
276 struct urndis_keepalive_req {
277 	uint32_t rm_type;
278 	uint32_t rm_len;
279 	uint32_t rm_rid;
280 };
281 
282 struct urndis_keepalive_comp {
283 	uint32_t rm_type;
284 	uint32_t rm_len;
285 	uint32_t rm_rid;
286 	uint32_t rm_status;
287 };
288 
289 /* packet filter bits used by OID_GEN_CURRENT_PACKET_FILTER */
290 #define	RNDIS_PACKET_TYPE_DIRECTED			0x00000001
291 #define	RNDIS_PACKET_TYPE_MULTICAST			0x00000002
292 #define	RNDIS_PACKET_TYPE_ALL_MULTICAST		0x00000004
293 #define	RNDIS_PACKET_TYPE_BROADCAST			0x00000008
294 #define	RNDIS_PACKET_TYPE_SOURCE_ROUTING	0x00000010
295 #define	RNDIS_PACKET_TYPE_PROMISCUOUS		0x00000020
296 #define	RNDIS_PACKET_TYPE_SMT				0x00000040
297 #define	RNDIS_PACKET_TYPE_ALL_LOCAL			0x00000080
298 #define	RNDIS_PACKET_TYPE_GROUP				0x00001000
299 #define	RNDIS_PACKET_TYPE_ALL_FUNCTIONAL	0x00002000
300 #define	RNDIS_PACKET_TYPE_FUNCTIONAL		0x00004000
301 #define	RNDIS_PACKET_TYPE_MAC_FRAME			0x00008000
302 
303 /* RNDIS offsets */
304 #define	RNDIS_HEADER_OFFSET 8 /* bytes */
305 #define	RNDIS_DATA_OFFSET ((uint32_t)(sizeof(struct urndis_packet_msg) - RNDIS_HEADER_OFFSET))
306 
307 #endif	 /* _IF_URNDISREG_H_ */
308