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usb: move USB_REQ_SET_ADDRESS handling to common code
[qemu.git] / hw / usb-net.c
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6c9f886c
AZ		 1/*
2 * QEMU USB Net devices
3 *
4 * Copyright (c) 2006 Thomas Sailer
5 * Copyright (c) 2008 Andrzej Zaborowski
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23 * THE SOFTWARE.
24 */
25
26#include "qemu-common.h"
27#include "usb.h"
30c7d32a 28#include "usb-desc.h"
6c9f886c 29#include "net.h"
72cf2d4f 30#include "qemu-queue.h"
1ca4d09a 31#include "sysemu.h"
6c9f886c
AZ		 32
33/*#define TRAFFIC_DEBUG*/
34/* Thanks to NetChip Technologies for donating this product ID.
35 * It's for devices with only CDC Ethernet configurations.
36 */
37#define CDC_VENDOR_NUM 0x0525 /* NetChip */
38#define CDC_PRODUCT_NUM 0xa4a1 /* Linux-USB Ethernet Gadget */
39/* For hardware that can talk RNDIS and either of the above protocols,
40 * use this ID ... the windows INF files will know it.
41 */
42#define RNDIS_VENDOR_NUM 0x0525 /* NetChip */
43#define RNDIS_PRODUCT_NUM 0xa4a2 /* Ethernet/RNDIS Gadget */
44
45enum usbstring_idx {
46 STRING_MANUFACTURER = 1,
47 STRING_PRODUCT,
48 STRING_ETHADDR,
49 STRING_DATA,
50 STRING_CONTROL,
51 STRING_RNDIS_CONTROL,
52 STRING_CDC,
53 STRING_SUBSET,
54 STRING_RNDIS,
55 STRING_SERIALNUMBER,
56};
57
58#define DEV_CONFIG_VALUE 1 /* CDC or a subset */
59#define DEV_RNDIS_CONFIG_VALUE 2 /* RNDIS; optional */
60
61#define USB_CDC_SUBCLASS_ACM 0x02
62#define USB_CDC_SUBCLASS_ETHERNET 0x06
63
64#define USB_CDC_PROTO_NONE 0
65#define USB_CDC_ACM_PROTO_VENDOR 0xff
66
67#define USB_CDC_HEADER_TYPE 0x00 /* header_desc */
68#define USB_CDC_CALL_MANAGEMENT_TYPE 0x01 /* call_mgmt_descriptor */
69#define USB_CDC_ACM_TYPE 0x02 /* acm_descriptor */
70#define USB_CDC_UNION_TYPE 0x06 /* union_desc */
71#define USB_CDC_ETHERNET_TYPE 0x0f /* ether_desc */
72
73#define USB_DT_CS_INTERFACE 0x24
74#define USB_DT_CS_ENDPOINT 0x25
75
6c9f886c
AZ		 76#define USB_CDC_SEND_ENCAPSULATED_COMMAND 0x00
77#define USB_CDC_GET_ENCAPSULATED_RESPONSE 0x01
78#define USB_CDC_REQ_SET_LINE_CODING 0x20
79#define USB_CDC_REQ_GET_LINE_CODING 0x21
80#define USB_CDC_REQ_SET_CONTROL_LINE_STATE 0x22
81#define USB_CDC_REQ_SEND_BREAK 0x23
82#define USB_CDC_SET_ETHERNET_MULTICAST_FILTERS 0x40
83#define USB_CDC_SET_ETHERNET_PM_PATTERN_FILTER 0x41
84#define USB_CDC_GET_ETHERNET_PM_PATTERN_FILTER 0x42
85#define USB_CDC_SET_ETHERNET_PACKET_FILTER 0x43
86#define USB_CDC_GET_ETHERNET_STATISTIC 0x44
87
88#define LOG2_STATUS_INTERVAL_MSEC 5 /* 1 << 5 == 32 msec */
89#define STATUS_BYTECOUNT 16 /* 8 byte header + data */
90
91#define ETH_FRAME_LEN 1514 /* Max. octets in frame sans FCS */
92
30c7d32a
GH		 93static const USBDescStrings usb_net_stringtable = {
94 [STRING_MANUFACTURER] = "QEMU",
95 [STRING_PRODUCT] = "RNDIS/QEMU USB Network Device",
96 [STRING_ETHADDR] = "400102030405",
97 [STRING_DATA] = "QEMU USB Net Data Interface",
98 [STRING_CONTROL] = "QEMU USB Net Control Interface",
99 [STRING_RNDIS_CONTROL] = "QEMU USB Net RNDIS Control Interface",
100 [STRING_CDC] = "QEMU USB Net CDC",
101 [STRING_SUBSET] = "QEMU USB Net Subset",
102 [STRING_RNDIS] = "QEMU USB Net RNDIS",
103 [STRING_SERIALNUMBER] = "1",
6c9f886c
AZ		 104};
105
30c7d32a
GH		 106static const USBDescIface desc_iface_rndis[] = {
107 {
108 /* RNDIS Control Interface */
109 .bInterfaceNumber = 0,
110 .bNumEndpoints = 1,
111 .bInterfaceClass = USB_CLASS_COMM,
112 .bInterfaceSubClass = USB_CDC_SUBCLASS_ACM,
113 .bInterfaceProtocol = USB_CDC_ACM_PROTO_VENDOR,
114 .iInterface = STRING_RNDIS_CONTROL,
115 .ndesc = 4,
116 .descs = (USBDescOther[]) {
117 {
118 /* Header Descriptor */
119 .data = (uint8_t[]) {
120 0x05, /* u8 bLength */
121 USB_DT_CS_INTERFACE, /* u8 bDescriptorType */
122 USB_CDC_HEADER_TYPE, /* u8 bDescriptorSubType */
123 0x10, 0x01, /* le16 bcdCDC */
124 },
125 },{
126 /* Call Management Descriptor */
127 .data = (uint8_t[]) {
128 0x05, /* u8 bLength */
129 USB_DT_CS_INTERFACE, /* u8 bDescriptorType */
130 USB_CDC_CALL_MANAGEMENT_TYPE, /* u8 bDescriptorSubType */
131 0x00, /* u8 bmCapabilities */
132 0x01, /* u8 bDataInterface */
133 },
134 },{
135 /* ACM Descriptor */
136 .data = (uint8_t[]) {
137 0x04, /* u8 bLength */
138 USB_DT_CS_INTERFACE, /* u8 bDescriptorType */
139 USB_CDC_ACM_TYPE, /* u8 bDescriptorSubType */
140 0x00, /* u8 bmCapabilities */
141 },
142 },{
143 /* Union Descriptor */
144 .data = (uint8_t[]) {
145 0x05, /* u8 bLength */
146 USB_DT_CS_INTERFACE, /* u8 bDescriptorType */
147 USB_CDC_UNION_TYPE, /* u8 bDescriptorSubType */
148 0x00, /* u8 bMasterInterface0 */
149 0x01, /* u8 bSlaveInterface0 */
150 },
151 },
152 },
153 .eps = (USBDescEndpoint[]) {
154 {
155 .bEndpointAddress = USB_DIR_IN | 0x01,
156 .bmAttributes = USB_ENDPOINT_XFER_INT,
157 .wMaxPacketSize = STATUS_BYTECOUNT,
158 .bInterval = 1 << LOG2_STATUS_INTERVAL_MSEC,
159 },
160 }
161 },{
162 /* RNDIS Data Interface */
163 .bInterfaceNumber = 1,
164 .bNumEndpoints = 2,
165 .bInterfaceClass = USB_CLASS_CDC_DATA,
166 .iInterface = STRING_DATA,
167 .eps = (USBDescEndpoint[]) {
168 {
169 .bEndpointAddress = USB_DIR_IN | 0x02,
170 .bmAttributes = USB_ENDPOINT_XFER_BULK,
171 .wMaxPacketSize = 0x40,
172 },{
173 .bEndpointAddress = USB_DIR_OUT | 0x02,
174 .bmAttributes = USB_ENDPOINT_XFER_BULK,
175 .wMaxPacketSize = 0x40,
176 }
177 }
178 }
6c9f886c
AZ		 179};
180
30c7d32a
GH		 181static const USBDescIface desc_iface_cdc[] = {
182 {
183 /* CDC Control Interface */
184 .bInterfaceNumber = 0,
185 .bNumEndpoints = 1,
186 .bInterfaceClass = USB_CLASS_COMM,
187 .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET,
188 .bInterfaceProtocol = USB_CDC_PROTO_NONE,
189 .iInterface = STRING_CONTROL,
190 .ndesc = 3,
191 .descs = (USBDescOther[]) {
192 {
193 /* Header Descriptor */
194 .data = (uint8_t[]) {
195 0x05, /* u8 bLength */
196 USB_DT_CS_INTERFACE, /* u8 bDescriptorType */
197 USB_CDC_HEADER_TYPE, /* u8 bDescriptorSubType */
198 0x10, 0x01, /* le16 bcdCDC */
199 },
200 },{
201 /* Union Descriptor */
202 .data = (uint8_t[]) {
203 0x05, /* u8 bLength */
204 USB_DT_CS_INTERFACE, /* u8 bDescriptorType */
205 USB_CDC_UNION_TYPE, /* u8 bDescriptorSubType */
206 0x00, /* u8 bMasterInterface0 */
207 0x01, /* u8 bSlaveInterface0 */
208 },
209 },{
210 /* Ethernet Descriptor */
211 .data = (uint8_t[]) {
212 0x0d, /* u8 bLength */
213 USB_DT_CS_INTERFACE, /* u8 bDescriptorType */
214 USB_CDC_ETHERNET_TYPE, /* u8 bDescriptorSubType */
215 STRING_ETHADDR, /* u8 iMACAddress */
216 0x00, 0x00, 0x00, 0x00, /* le32 bmEthernetStatistics */
217 ETH_FRAME_LEN & 0xff,
218 ETH_FRAME_LEN >> 8, /* le16 wMaxSegmentSize */
219 0x00, 0x00, /* le16 wNumberMCFilters */
220 0x00, /* u8 bNumberPowerFilters */
221 },
222 },
223 },
224 .eps = (USBDescEndpoint[]) {
225 {
226 .bEndpointAddress = USB_DIR_IN | 0x01,
227 .bmAttributes = USB_ENDPOINT_XFER_INT,
228 .wMaxPacketSize = STATUS_BYTECOUNT,
229 .bInterval = 1 << LOG2_STATUS_INTERVAL_MSEC,
230 },
231 }
232 },{
233 /* CDC Data Interface (off) */
234 .bInterfaceNumber = 1,
235 .bAlternateSetting = 0,
236 .bNumEndpoints = 0,
237 .bInterfaceClass = USB_CLASS_CDC_DATA,
238 },{
239 /* CDC Data Interface */
240 .bInterfaceNumber = 1,
241 .bAlternateSetting = 1,
242 .bNumEndpoints = 2,
243 .bInterfaceClass = USB_CLASS_CDC_DATA,
244 .iInterface = STRING_DATA,
245 .eps = (USBDescEndpoint[]) {
246 {
247 .bEndpointAddress = USB_DIR_IN | 0x02,
248 .bmAttributes = USB_ENDPOINT_XFER_BULK,
249 .wMaxPacketSize = 0x40,
250 },{
251 .bEndpointAddress = USB_DIR_OUT | 0x02,
252 .bmAttributes = USB_ENDPOINT_XFER_BULK,
253 .wMaxPacketSize = 0x40,
254 }
255 }
256 }
257};
258
259static const USBDescDevice desc_device_net = {
260 .bcdUSB = 0x0200,
261 .bDeviceClass = USB_CLASS_COMM,
262 .bMaxPacketSize0 = 0x40,
263 .bNumConfigurations = 2,
264 .confs = (USBDescConfig[]) {
265 {
266 .bNumInterfaces = 2,
267 .bConfigurationValue = DEV_RNDIS_CONFIG_VALUE,
268 .iConfiguration = STRING_RNDIS,
269 .bmAttributes = 0xc0,
270 .bMaxPower = 0x32,
271 .nif = ARRAY_SIZE(desc_iface_rndis),
272 .ifs = desc_iface_rndis,
273 },{
274 .bNumInterfaces = 2,
275 .bConfigurationValue = DEV_CONFIG_VALUE,
276 .iConfiguration = STRING_CDC,
277 .bmAttributes = 0xc0,
278 .bMaxPower = 0x32,
279 .nif = ARRAY_SIZE(desc_iface_cdc),
280 .ifs = desc_iface_cdc,
281 }
282 },
283};
284
285static const USBDesc desc_net = {
286 .id = {
287 .idVendor = RNDIS_VENDOR_NUM,
288 .idProduct = RNDIS_PRODUCT_NUM,
289 .bcdDevice = 0,
290 .iManufacturer = STRING_MANUFACTURER,
291 .iProduct = STRING_PRODUCT,
292 .iSerialNumber = STRING_SERIALNUMBER,
293 },
294 .full = &desc_device_net,
295 .str = usb_net_stringtable,
6c9f886c
AZ		 296};
297
298/*
299 * RNDIS Definitions - in theory not specific to USB.
300 */
301#define RNDIS_MAXIMUM_FRAME_SIZE 1518
302#define RNDIS_MAX_TOTAL_SIZE 1558
303
304/* Remote NDIS Versions */
305#define RNDIS_MAJOR_VERSION 1
306#define RNDIS_MINOR_VERSION 0
307
308/* Status Values */
309#define RNDIS_STATUS_SUCCESS 0x00000000U /* Success */
310#define RNDIS_STATUS_FAILURE 0xc0000001U /* Unspecified error */
311#define RNDIS_STATUS_INVALID_DATA 0xc0010015U /* Invalid data */
312#define RNDIS_STATUS_NOT_SUPPORTED 0xc00000bbU /* Unsupported request */
313#define RNDIS_STATUS_MEDIA_CONNECT 0x4001000bU /* Device connected */
314#define RNDIS_STATUS_MEDIA_DISCONNECT 0x4001000cU /* Device disconnected */
315
316/* Message Set for Connectionless (802.3) Devices */
317enum {
318 RNDIS_PACKET_MSG = 1,
319 RNDIS_INITIALIZE_MSG = 2, /* Initialize device */
320 RNDIS_HALT_MSG = 3,
321 RNDIS_QUERY_MSG = 4,
322 RNDIS_SET_MSG = 5,
323 RNDIS_RESET_MSG = 6,
324 RNDIS_INDICATE_STATUS_MSG = 7,
325 RNDIS_KEEPALIVE_MSG = 8,
326};
327
328/* Message completion */
329enum {
330 RNDIS_INITIALIZE_CMPLT = 0x80000002U,
331 RNDIS_QUERY_CMPLT = 0x80000004U,
332 RNDIS_SET_CMPLT = 0x80000005U,
333 RNDIS_RESET_CMPLT = 0x80000006U,
334 RNDIS_KEEPALIVE_CMPLT = 0x80000008U,
335};
336
337/* Device Flags */
338enum {
339 RNDIS_DF_CONNECTIONLESS = 1,
340 RNDIS_DF_CONNECTIONORIENTED = 2,
341};
342
343#define RNDIS_MEDIUM_802_3 0x00000000U
344
345/* from drivers/net/sk98lin/h/skgepnmi.h */
346#define OID_PNP_CAPABILITIES 0xfd010100
347#define OID_PNP_SET_POWER 0xfd010101
348#define OID_PNP_QUERY_POWER 0xfd010102
349#define OID_PNP_ADD_WAKE_UP_PATTERN 0xfd010103
350#define OID_PNP_REMOVE_WAKE_UP_PATTERN 0xfd010104
351#define OID_PNP_ENABLE_WAKE_UP 0xfd010106
352
353typedef uint32_t le32;
354
355typedef struct rndis_init_msg_type {
356 le32 MessageType;
357 le32 MessageLength;
358 le32 RequestID;
359 le32 MajorVersion;
360 le32 MinorVersion;
361 le32 MaxTransferSize;
362} rndis_init_msg_type;
363
364typedef struct rndis_init_cmplt_type {
365 le32 MessageType;
366 le32 MessageLength;
367 le32 RequestID;
368 le32 Status;
369 le32 MajorVersion;
370 le32 MinorVersion;
371 le32 DeviceFlags;
372 le32 Medium;
373 le32 MaxPacketsPerTransfer;
374 le32 MaxTransferSize;
375 le32 PacketAlignmentFactor;
376 le32 AFListOffset;
377 le32 AFListSize;
378} rndis_init_cmplt_type;
379
380typedef struct rndis_halt_msg_type {
381 le32 MessageType;
382 le32 MessageLength;
383 le32 RequestID;
384} rndis_halt_msg_type;
385
386typedef struct rndis_query_msg_type {
387 le32 MessageType;
388 le32 MessageLength;
389 le32 RequestID;
390 le32 OID;
391 le32 InformationBufferLength;
392 le32 InformationBufferOffset;
393 le32 DeviceVcHandle;
394} rndis_query_msg_type;
395
396typedef struct rndis_query_cmplt_type {
397 le32 MessageType;
398 le32 MessageLength;
399 le32 RequestID;
400 le32 Status;
401 le32 InformationBufferLength;
402 le32 InformationBufferOffset;
403} rndis_query_cmplt_type;
404
405typedef struct rndis_set_msg_type {
406 le32 MessageType;
407 le32 MessageLength;
408 le32 RequestID;
409 le32 OID;
410 le32 InformationBufferLength;
411 le32 InformationBufferOffset;
412 le32 DeviceVcHandle;
413} rndis_set_msg_type;
414
415typedef struct rndis_set_cmplt_type {
416 le32 MessageType;
417 le32 MessageLength;
418 le32 RequestID;
419 le32 Status;
420} rndis_set_cmplt_type;
421
422typedef struct rndis_reset_msg_type {
423 le32 MessageType;
424 le32 MessageLength;
425 le32 Reserved;
426} rndis_reset_msg_type;
427
428typedef struct rndis_reset_cmplt_type {
429 le32 MessageType;
430 le32 MessageLength;
431 le32 Status;
432 le32 AddressingReset;
433} rndis_reset_cmplt_type;
434
435typedef struct rndis_indicate_status_msg_type {
436 le32 MessageType;
437 le32 MessageLength;
438 le32 Status;
439 le32 StatusBufferLength;
440 le32 StatusBufferOffset;
441} rndis_indicate_status_msg_type;
442
443typedef struct rndis_keepalive_msg_type {
444 le32 MessageType;
445 le32 MessageLength;
446 le32 RequestID;
447} rndis_keepalive_msg_type;
448
449typedef struct rndis_keepalive_cmplt_type {
450 le32 MessageType;
451 le32 MessageLength;
452 le32 RequestID;
453 le32 Status;
454} rndis_keepalive_cmplt_type;
455
456struct rndis_packet_msg_type {
457 le32 MessageType;
458 le32 MessageLength;
459 le32 DataOffset;
460 le32 DataLength;
461 le32 OOBDataOffset;
462 le32 OOBDataLength;
463 le32 NumOOBDataElements;
464 le32 PerPacketInfoOffset;
465 le32 PerPacketInfoLength;
466 le32 VcHandle;
467 le32 Reserved;
468};
469
470struct rndis_config_parameter {
471 le32 ParameterNameOffset;
472 le32 ParameterNameLength;
473 le32 ParameterType;
474 le32 ParameterValueOffset;
475 le32 ParameterValueLength;
476};
477
478/* implementation specific */
479enum rndis_state
480{
481 RNDIS_UNINITIALIZED,
482 RNDIS_INITIALIZED,
483 RNDIS_DATA_INITIALIZED,
484};
485
486/* from ndis.h */
487enum ndis_oid {
488 /* Required Object IDs (OIDs) */
489 OID_GEN_SUPPORTED_LIST = 0x00010101,
490 OID_GEN_HARDWARE_STATUS = 0x00010102,
491 OID_GEN_MEDIA_SUPPORTED = 0x00010103,
492 OID_GEN_MEDIA_IN_USE = 0x00010104,
493 OID_GEN_MAXIMUM_LOOKAHEAD = 0x00010105,
494 OID_GEN_MAXIMUM_FRAME_SIZE = 0x00010106,
495 OID_GEN_LINK_SPEED = 0x00010107,
496 OID_GEN_TRANSMIT_BUFFER_SPACE = 0x00010108,
497 OID_GEN_RECEIVE_BUFFER_SPACE = 0x00010109,
498 OID_GEN_TRANSMIT_BLOCK_SIZE = 0x0001010a,
499 OID_GEN_RECEIVE_BLOCK_SIZE = 0x0001010b,
500 OID_GEN_VENDOR_ID = 0x0001010c,
501 OID_GEN_VENDOR_DESCRIPTION = 0x0001010d,
502 OID_GEN_CURRENT_PACKET_FILTER = 0x0001010e,
503 OID_GEN_CURRENT_LOOKAHEAD = 0x0001010f,
504 OID_GEN_DRIVER_VERSION = 0x00010110,
505 OID_GEN_MAXIMUM_TOTAL_SIZE = 0x00010111,
506 OID_GEN_PROTOCOL_OPTIONS = 0x00010112,
507 OID_GEN_MAC_OPTIONS = 0x00010113,
508 OID_GEN_MEDIA_CONNECT_STATUS = 0x00010114,
509 OID_GEN_MAXIMUM_SEND_PACKETS = 0x00010115,
510 OID_GEN_VENDOR_DRIVER_VERSION = 0x00010116,
511 OID_GEN_SUPPORTED_GUIDS = 0x00010117,
512 OID_GEN_NETWORK_LAYER_ADDRESSES = 0x00010118,
513 OID_GEN_TRANSPORT_HEADER_OFFSET = 0x00010119,
514 OID_GEN_MACHINE_NAME = 0x0001021a,
515 OID_GEN_RNDIS_CONFIG_PARAMETER = 0x0001021b,
516 OID_GEN_VLAN_ID = 0x0001021c,
517
518 /* Optional OIDs */
519 OID_GEN_MEDIA_CAPABILITIES = 0x00010201,
520 OID_GEN_PHYSICAL_MEDIUM = 0x00010202,
521
522 /* Required statistics OIDs */
523 OID_GEN_XMIT_OK = 0x00020101,
524 OID_GEN_RCV_OK = 0x00020102,
525 OID_GEN_XMIT_ERROR = 0x00020103,
526 OID_GEN_RCV_ERROR = 0x00020104,
527 OID_GEN_RCV_NO_BUFFER = 0x00020105,
528
529 /* Optional statistics OIDs */
530 OID_GEN_DIRECTED_BYTES_XMIT = 0x00020201,
531 OID_GEN_DIRECTED_FRAMES_XMIT = 0x00020202,
532 OID_GEN_MULTICAST_BYTES_XMIT = 0x00020203,
533 OID_GEN_MULTICAST_FRAMES_XMIT = 0x00020204,
534 OID_GEN_BROADCAST_BYTES_XMIT = 0x00020205,
535 OID_GEN_BROADCAST_FRAMES_XMIT = 0x00020206,
536 OID_GEN_DIRECTED_BYTES_RCV = 0x00020207,
537 OID_GEN_DIRECTED_FRAMES_RCV = 0x00020208,
538 OID_GEN_MULTICAST_BYTES_RCV = 0x00020209,
539 OID_GEN_MULTICAST_FRAMES_RCV = 0x0002020a,
540 OID_GEN_BROADCAST_BYTES_RCV = 0x0002020b,
541 OID_GEN_BROADCAST_FRAMES_RCV = 0x0002020c,
542 OID_GEN_RCV_CRC_ERROR = 0x0002020d,
543 OID_GEN_TRANSMIT_QUEUE_LENGTH = 0x0002020e,
544 OID_GEN_GET_TIME_CAPS = 0x0002020f,
545 OID_GEN_GET_NETCARD_TIME = 0x00020210,
546 OID_GEN_NETCARD_LOAD = 0x00020211,
547 OID_GEN_DEVICE_PROFILE = 0x00020212,
548 OID_GEN_INIT_TIME_MS = 0x00020213,
549 OID_GEN_RESET_COUNTS = 0x00020214,
550 OID_GEN_MEDIA_SENSE_COUNTS = 0x00020215,
551 OID_GEN_FRIENDLY_NAME = 0x00020216,
552 OID_GEN_MINIPORT_INFO = 0x00020217,
553 OID_GEN_RESET_VERIFY_PARAMETERS = 0x00020218,
554
555 /* IEEE 802.3 (Ethernet) OIDs */
556 OID_802_3_PERMANENT_ADDRESS = 0x01010101,
557 OID_802_3_CURRENT_ADDRESS = 0x01010102,
558 OID_802_3_MULTICAST_LIST = 0x01010103,
559 OID_802_3_MAXIMUM_LIST_SIZE = 0x01010104,
560 OID_802_3_MAC_OPTIONS = 0x01010105,
561 OID_802_3_RCV_ERROR_ALIGNMENT = 0x01020101,
562 OID_802_3_XMIT_ONE_COLLISION = 0x01020102,
563 OID_802_3_XMIT_MORE_COLLISIONS = 0x01020103,
564 OID_802_3_XMIT_DEFERRED = 0x01020201,
565 OID_802_3_XMIT_MAX_COLLISIONS = 0x01020202,
566 OID_802_3_RCV_OVERRUN = 0x01020203,
567 OID_802_3_XMIT_UNDERRUN = 0x01020204,
568 OID_802_3_XMIT_HEARTBEAT_FAILURE = 0x01020205,
569 OID_802_3_XMIT_TIMES_CRS_LOST = 0x01020206,
570 OID_802_3_XMIT_LATE_COLLISIONS = 0x01020207,
571};
572
573static const uint32_t oid_supported_list[] =
574{
575 /* the general stuff */
576 OID_GEN_SUPPORTED_LIST,
577 OID_GEN_HARDWARE_STATUS,
578 OID_GEN_MEDIA_SUPPORTED,
579 OID_GEN_MEDIA_IN_USE,
580 OID_GEN_MAXIMUM_FRAME_SIZE,
581 OID_GEN_LINK_SPEED,
582 OID_GEN_TRANSMIT_BLOCK_SIZE,
583 OID_GEN_RECEIVE_BLOCK_SIZE,
584 OID_GEN_VENDOR_ID,
585 OID_GEN_VENDOR_DESCRIPTION,
586 OID_GEN_VENDOR_DRIVER_VERSION,
587 OID_GEN_CURRENT_PACKET_FILTER,
588 OID_GEN_MAXIMUM_TOTAL_SIZE,
589 OID_GEN_MEDIA_CONNECT_STATUS,
590 OID_GEN_PHYSICAL_MEDIUM,
591
592 /* the statistical stuff */
593 OID_GEN_XMIT_OK,
594 OID_GEN_RCV_OK,
595 OID_GEN_XMIT_ERROR,
596 OID_GEN_RCV_ERROR,
597 OID_GEN_RCV_NO_BUFFER,
598
599 /* IEEE 802.3 */
600 /* the general stuff */
601 OID_802_3_PERMANENT_ADDRESS,
602 OID_802_3_CURRENT_ADDRESS,
603 OID_802_3_MULTICAST_LIST,
604 OID_802_3_MAC_OPTIONS,
605 OID_802_3_MAXIMUM_LIST_SIZE,
606
607 /* the statistical stuff */
608 OID_802_3_RCV_ERROR_ALIGNMENT,
609 OID_802_3_XMIT_ONE_COLLISION,
610 OID_802_3_XMIT_MORE_COLLISIONS,
611};
612
613#define NDIS_MAC_OPTION_COPY_LOOKAHEAD_DATA (1 << 0)
614#define NDIS_MAC_OPTION_RECEIVE_SERIALIZED (1 << 1)
615#define NDIS_MAC_OPTION_TRANSFERS_NOT_PEND (1 << 2)
616#define NDIS_MAC_OPTION_NO_LOOPBACK (1 << 3)
617#define NDIS_MAC_OPTION_FULL_DUPLEX (1 << 4)
618#define NDIS_MAC_OPTION_EOTX_INDICATION (1 << 5)
619#define NDIS_MAC_OPTION_8021P_PRIORITY (1 << 6)
620
621struct rndis_response {
72cf2d4f 622 QTAILQ_ENTRY(rndis_response) entries;
6c9f886c
AZ		 623 uint32_t length;
624 uint8_t buf[0];
625};
626
627typedef struct USBNetState {
628 USBDevice dev;
629
630 unsigned int rndis;
631 enum rndis_state rndis_state;
632 uint32_t medium;
633 uint32_t speed;
634 uint32_t media_state;
635 uint16_t filter;
636 uint32_t vendorid;
6c9f886c
AZ		 637
638 unsigned int out_ptr;
639 uint8_t out_buf[2048];
640
641 USBPacket *inpkt;
642 unsigned int in_ptr, in_len;
643 uint8_t in_buf[2048];
644
645 char usbstring_mac[13];
e0394b8b
MM		 646 NICState *nic;
647 NICConf conf;
72cf2d4f 648 QTAILQ_HEAD(rndis_resp_head, rndis_response) rndis_resp;
6c9f886c
AZ		 649} USBNetState;
650
651static int ndis_query(USBNetState *s, uint32_t oid,
363a37d5
BS		 652 uint8_t *inbuf, unsigned int inlen, uint8_t *outbuf,
653 size_t outlen)
6c9f886c 654{
b1503cda 655 unsigned int i;
6c9f886c
AZ		 656
657 switch (oid) {
658 /* general oids (table 4-1) */
659 /* mandatory */
660 case OID_GEN_SUPPORTED_LIST:
b1503cda 661 for (i = 0; i < ARRAY_SIZE(oid_supported_list); i++)
6c9f886c
AZ		 662 ((le32 *) outbuf)[i] = cpu_to_le32(oid_supported_list[i]);
663 return sizeof(oid_supported_list);
664
665 /* mandatory */
666 case OID_GEN_HARDWARE_STATUS:
667 *((le32 *) outbuf) = cpu_to_le32(0);
668 return sizeof(le32);
669
670 /* mandatory */
671 case OID_GEN_MEDIA_SUPPORTED:
672 *((le32 *) outbuf) = cpu_to_le32(s->medium);
673 return sizeof(le32);
674
675 /* mandatory */
676 case OID_GEN_MEDIA_IN_USE:
677 *((le32 *) outbuf) = cpu_to_le32(s->medium);
678 return sizeof(le32);
679
680 /* mandatory */
681 case OID_GEN_MAXIMUM_FRAME_SIZE:
682 *((le32 *) outbuf) = cpu_to_le32(ETH_FRAME_LEN);
683 return sizeof(le32);
684
685 /* mandatory */
686 case OID_GEN_LINK_SPEED:
687 *((le32 *) outbuf) = cpu_to_le32(s->speed);
688 return sizeof(le32);
689
690 /* mandatory */
691 case OID_GEN_TRANSMIT_BLOCK_SIZE:
692 *((le32 *) outbuf) = cpu_to_le32(ETH_FRAME_LEN);
693 return sizeof(le32);
694
695 /* mandatory */
696 case OID_GEN_RECEIVE_BLOCK_SIZE:
697 *((le32 *) outbuf) = cpu_to_le32(ETH_FRAME_LEN);
698 return sizeof(le32);
699
700 /* mandatory */
701 case OID_GEN_VENDOR_ID:
702 *((le32 *) outbuf) = cpu_to_le32(s->vendorid);
703 return sizeof(le32);
704
705 /* mandatory */
706 case OID_GEN_VENDOR_DESCRIPTION:
b55266b5
BS		 707 pstrcpy((char *)outbuf, outlen, "QEMU USB RNDIS Net");
708 return strlen((char *)outbuf) + 1;
6c9f886c
AZ		 709
710 case OID_GEN_VENDOR_DRIVER_VERSION:
711 *((le32 *) outbuf) = cpu_to_le32(1);
712 return sizeof(le32);
713
714 /* mandatory */
715 case OID_GEN_CURRENT_PACKET_FILTER:
716 *((le32 *) outbuf) = cpu_to_le32(s->filter);
717 return sizeof(le32);
718
719 /* mandatory */
720 case OID_GEN_MAXIMUM_TOTAL_SIZE:
721 *((le32 *) outbuf) = cpu_to_le32(RNDIS_MAX_TOTAL_SIZE);
722 return sizeof(le32);
723
724 /* mandatory */
725 case OID_GEN_MEDIA_CONNECT_STATUS:
726 *((le32 *) outbuf) = cpu_to_le32(s->media_state);
727 return sizeof(le32);
728
729 case OID_GEN_PHYSICAL_MEDIUM:
730 *((le32 *) outbuf) = cpu_to_le32(0);
731 return sizeof(le32);
732
733 case OID_GEN_MAC_OPTIONS:
734 *((le32 *) outbuf) = cpu_to_le32(
735 NDIS_MAC_OPTION_RECEIVE_SERIALIZED |
736 NDIS_MAC_OPTION_FULL_DUPLEX);
737 return sizeof(le32);
738
739 /* statistics OIDs (table 4-2) */
740 /* mandatory */
741 case OID_GEN_XMIT_OK:
742 *((le32 *) outbuf) = cpu_to_le32(0);
743 return sizeof(le32);
744
745 /* mandatory */
746 case OID_GEN_RCV_OK:
747 *((le32 *) outbuf) = cpu_to_le32(0);
748 return sizeof(le32);
749
750 /* mandatory */
751 case OID_GEN_XMIT_ERROR:
752 *((le32 *) outbuf) = cpu_to_le32(0);
753 return sizeof(le32);
754
755 /* mandatory */
756 case OID_GEN_RCV_ERROR:
757 *((le32 *) outbuf) = cpu_to_le32(0);
758 return sizeof(le32);
759
760 /* mandatory */
761 case OID_GEN_RCV_NO_BUFFER:
762 *((le32 *) outbuf) = cpu_to_le32(0);
763 return sizeof(le32);
764
765 /* ieee802.3 OIDs (table 4-3) */
766 /* mandatory */
767 case OID_802_3_PERMANENT_ADDRESS:
e0394b8b 768 memcpy(outbuf, s->conf.macaddr.a, 6);
6c9f886c
AZ		 769 return 6;
770
771 /* mandatory */
772 case OID_802_3_CURRENT_ADDRESS:
e0394b8b 773 memcpy(outbuf, s->conf.macaddr.a, 6);
6c9f886c
AZ		 774 return 6;
775
776 /* mandatory */
777 case OID_802_3_MULTICAST_LIST:
778 *((le32 *) outbuf) = cpu_to_le32(0xe0000000);
779 return sizeof(le32);
780
781 /* mandatory */
782 case OID_802_3_MAXIMUM_LIST_SIZE:
783 *((le32 *) outbuf) = cpu_to_le32(1);
784 return sizeof(le32);
785
786 case OID_802_3_MAC_OPTIONS:
787 return 0;
788
789 /* ieee802.3 statistics OIDs (table 4-4) */
790 /* mandatory */
791 case OID_802_3_RCV_ERROR_ALIGNMENT:
792 *((le32 *) outbuf) = cpu_to_le32(0);
793 return sizeof(le32);
794
795 /* mandatory */
796 case OID_802_3_XMIT_ONE_COLLISION:
797 *((le32 *) outbuf) = cpu_to_le32(0);
798 return sizeof(le32);
799
800 /* mandatory */
801 case OID_802_3_XMIT_MORE_COLLISIONS:
802 *((le32 *) outbuf) = cpu_to_le32(0);
803 return sizeof(le32);
804
805 default:
806 fprintf(stderr, "usbnet: unknown OID 0x%08x\n", oid);
807 return 0;
808 }
809 return -1;
810}
811
812static int ndis_set(USBNetState *s, uint32_t oid,
813 uint8_t *inbuf, unsigned int inlen)
814{
815 switch (oid) {
816 case OID_GEN_CURRENT_PACKET_FILTER:
817 s->filter = le32_to_cpup((le32 *) inbuf);
818 if (s->filter) {
819 s->rndis_state = RNDIS_DATA_INITIALIZED;
820 } else {
821 s->rndis_state = RNDIS_INITIALIZED;
822 }
823 return 0;
824
825 case OID_802_3_MULTICAST_LIST:
826 return 0;
827 }
828 return -1;
829}
830
831static int rndis_get_response(USBNetState *s, uint8_t *buf)
832{
833 int ret = 0;
834 struct rndis_response *r = s->rndis_resp.tqh_first;
835
836 if (!r)
837 return ret;
838
72cf2d4f 839 QTAILQ_REMOVE(&s->rndis_resp, r, entries);
6c9f886c
AZ		 840 ret = r->length;
841 memcpy(buf, r->buf, r->length);
842 qemu_free(r);
843
844 return ret;
845}
846
847static void *rndis_queue_response(USBNetState *s, unsigned int length)
848{
849 struct rndis_response *r =
850 qemu_mallocz(sizeof(struct rndis_response) + length);
851
72cf2d4f 852 QTAILQ_INSERT_TAIL(&s->rndis_resp, r, entries);
6c9f886c
AZ		 853 r->length = length;
854
855 return &r->buf[0];
856}
857
858static void rndis_clear_responsequeue(USBNetState *s)
859{
860 struct rndis_response *r;
861
862 while ((r = s->rndis_resp.tqh_first)) {
72cf2d4f 863 QTAILQ_REMOVE(&s->rndis_resp, r, entries);
6c9f886c
AZ		 864 qemu_free(r);
865 }
866}
867
868static int rndis_init_response(USBNetState *s, rndis_init_msg_type *buf)
869{
870 rndis_init_cmplt_type *resp =
871 rndis_queue_response(s, sizeof(rndis_init_cmplt_type));
872
873 if (!resp)
874 return USB_RET_STALL;
875
876 resp->MessageType = cpu_to_le32(RNDIS_INITIALIZE_CMPLT);
877 resp->MessageLength = cpu_to_le32(sizeof(rndis_init_cmplt_type));
878 resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
879 resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS);
880 resp->MajorVersion = cpu_to_le32(RNDIS_MAJOR_VERSION);
881 resp->MinorVersion = cpu_to_le32(RNDIS_MINOR_VERSION);
882 resp->DeviceFlags = cpu_to_le32(RNDIS_DF_CONNECTIONLESS);
883 resp->Medium = cpu_to_le32(RNDIS_MEDIUM_802_3);
884 resp->MaxPacketsPerTransfer = cpu_to_le32(1);
885 resp->MaxTransferSize = cpu_to_le32(ETH_FRAME_LEN +
886 sizeof(struct rndis_packet_msg_type) + 22);
887 resp->PacketAlignmentFactor = cpu_to_le32(0);
888 resp->AFListOffset = cpu_to_le32(0);
889 resp->AFListSize = cpu_to_le32(0);
890 return 0;
891}
892
893static int rndis_query_response(USBNetState *s,
894 rndis_query_msg_type *buf, unsigned int length)
895{
896 rndis_query_cmplt_type *resp;
897 /* oid_supported_list is the largest data reply */
898 uint8_t infobuf[sizeof(oid_supported_list)];
899 uint32_t bufoffs, buflen;
900 int infobuflen;
901 unsigned int resplen;
902
903 bufoffs = le32_to_cpu(buf->InformationBufferOffset) + 8;
904 buflen = le32_to_cpu(buf->InformationBufferLength);
905 if (bufoffs + buflen > length)
906 return USB_RET_STALL;
907
908 infobuflen = ndis_query(s, le32_to_cpu(buf->OID),
363a37d5
BS		 909 bufoffs + (uint8_t *) buf, buflen, infobuf,
910 sizeof(infobuf));
6c9f886c
AZ		 911 resplen = sizeof(rndis_query_cmplt_type) +
912 ((infobuflen < 0) ? 0 : infobuflen);
913 resp = rndis_queue_response(s, resplen);
914 if (!resp)
915 return USB_RET_STALL;
916
917 resp->MessageType = cpu_to_le32(RNDIS_QUERY_CMPLT);
918 resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
919 resp->MessageLength = cpu_to_le32(resplen);
920
921 if (infobuflen < 0) {
922 /* OID not supported */
923 resp->Status = cpu_to_le32(RNDIS_STATUS_NOT_SUPPORTED);
924 resp->InformationBufferLength = cpu_to_le32(0);
925 resp->InformationBufferOffset = cpu_to_le32(0);
926 return 0;
927 }
928
929 resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS);
930 resp->InformationBufferOffset =
931 cpu_to_le32(infobuflen ? sizeof(rndis_query_cmplt_type) - 8 : 0);
932 resp->InformationBufferLength = cpu_to_le32(infobuflen);
933 memcpy(resp + 1, infobuf, infobuflen);
934
935 return 0;
936}
937
938static int rndis_set_response(USBNetState *s,
939 rndis_set_msg_type *buf, unsigned int length)
940{
941 rndis_set_cmplt_type *resp =
942 rndis_queue_response(s, sizeof(rndis_set_cmplt_type));
943 uint32_t bufoffs, buflen;
944 int ret;
945
946 if (!resp)
947 return USB_RET_STALL;
948
949 bufoffs = le32_to_cpu(buf->InformationBufferOffset) + 8;
950 buflen = le32_to_cpu(buf->InformationBufferLength);
951 if (bufoffs + buflen > length)
952 return USB_RET_STALL;
953
954 ret = ndis_set(s, le32_to_cpu(buf->OID),
955 bufoffs + (uint8_t *) buf, buflen);
956 resp->MessageType = cpu_to_le32(RNDIS_SET_CMPLT);
957 resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
958 resp->MessageLength = cpu_to_le32(sizeof(rndis_set_cmplt_type));
959 if (ret < 0) {
960 /* OID not supported */
961 resp->Status = cpu_to_le32(RNDIS_STATUS_NOT_SUPPORTED);
962 return 0;
963 }
964 resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS);
965
966 return 0;
967}
968
969static int rndis_reset_response(USBNetState *s, rndis_reset_msg_type *buf)
970{
971 rndis_reset_cmplt_type *resp =
972 rndis_queue_response(s, sizeof(rndis_reset_cmplt_type));
973
974 if (!resp)
975 return USB_RET_STALL;
976
977 resp->MessageType = cpu_to_le32(RNDIS_RESET_CMPLT);
978 resp->MessageLength = cpu_to_le32(sizeof(rndis_reset_cmplt_type));
979 resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS);
980 resp->AddressingReset = cpu_to_le32(1); /* reset information */
981
982 return 0;
983}
984
985static int rndis_keepalive_response(USBNetState *s,
986 rndis_keepalive_msg_type *buf)
987{
988 rndis_keepalive_cmplt_type *resp =
989 rndis_queue_response(s, sizeof(rndis_keepalive_cmplt_type));
990
991 if (!resp)
992 return USB_RET_STALL;
993
994 resp->MessageType = cpu_to_le32(RNDIS_KEEPALIVE_CMPLT);
995 resp->MessageLength = cpu_to_le32(sizeof(rndis_keepalive_cmplt_type));
996 resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
997 resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS);
998
999 return 0;
1000}
1001
1002static int rndis_parse(USBNetState *s, uint8_t *data, int length)
1003{
d4c4e6fd 1004 uint32_t msg_type;
6c9f886c
AZ		 1005 le32 *tmp = (le32 *) data;
1006
d4c4e6fd 1007 msg_type = le32_to_cpup(tmp);
6c9f886c
AZ		 1008
1009 switch (msg_type) {
1010 case RNDIS_INITIALIZE_MSG:
1011 s->rndis_state = RNDIS_INITIALIZED;
1012 return rndis_init_response(s, (rndis_init_msg_type *) data);
1013
1014 case RNDIS_HALT_MSG:
1015 s->rndis_state = RNDIS_UNINITIALIZED;
1016 return 0;
1017
1018 case RNDIS_QUERY_MSG:
1019 return rndis_query_response(s, (rndis_query_msg_type *) data, length);
1020
1021 case RNDIS_SET_MSG:
1022 return rndis_set_response(s, (rndis_set_msg_type *) data, length);
1023
1024 case RNDIS_RESET_MSG:
1025 rndis_clear_responsequeue(s);
1026 s->out_ptr = s->in_ptr = s->in_len = 0;
1027 return rndis_reset_response(s, (rndis_reset_msg_type *) data);
1028
1029 case RNDIS_KEEPALIVE_MSG:
1030 /* For USB: host does this every 5 seconds */
1031 return rndis_keepalive_response(s, (rndis_keepalive_msg_type *) data);
1032 }
1033
1034 return USB_RET_STALL;
1035}
1036
1037static void usb_net_handle_reset(USBDevice *dev)
1038{
1039}
1040
6c9f886c
AZ		 1041static int usb_net_handle_control(USBDevice *dev, int request, int value,
1042 int index, int length, uint8_t *data)
1043{
1044 USBNetState *s = (USBNetState *) dev;
30c7d32a 1045 int ret;
6c9f886c 1046
30c7d32a
GH		 1047 ret = usb_desc_handle_control(dev, request, value, index, length, data);
1048 if (ret >= 0) {
1049 return ret;
1050 }
1051
1052 ret = 0;
6c9f886c
AZ		 1053 switch(request) {
1054 case DeviceRequest | USB_REQ_GET_STATUS:
1055 data[0] = (1 << USB_DEVICE_SELF_POWERED) |
1056 (dev->remote_wakeup << USB_DEVICE_REMOTE_WAKEUP);
1057 data[1] = 0x00;
1058 ret = 2;
1059 break;
1060
1061 case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
1062 if (value == USB_DEVICE_REMOTE_WAKEUP) {
1063 dev->remote_wakeup = 0;
1064 } else {
1065 goto fail;
1066 }
1067 ret = 0;
1068 break;
1069
1070 case DeviceOutRequest | USB_REQ_SET_FEATURE:
1071 if (value == USB_DEVICE_REMOTE_WAKEUP) {
1072 dev->remote_wakeup = 1;
1073 } else {
1074 goto fail;
1075 }
1076 ret = 0;
1077 break;
1078
6c9f886c
AZ		 1079 case ClassInterfaceOutRequest | USB_CDC_SEND_ENCAPSULATED_COMMAND:
1080 if (!s->rndis || value || index != 0)
1081 goto fail;
eb38c52c 1082#ifdef TRAFFIC_DEBUG
6c9f886c
AZ		 1083 {
1084 unsigned int i;
1085 fprintf(stderr, "SEND_ENCAPSULATED_COMMAND:");
1086 for (i = 0; i < length; i++) {
1087 if (!(i & 15))
1088 fprintf(stderr, "\n%04x:", i);
1089 fprintf(stderr, " %02x", data[i]);
1090 }
1091 fprintf(stderr, "\n\n");
1092 }
1093#endif
1094 ret = rndis_parse(s, data, length);
1095 break;
1096
1097 case ClassInterfaceRequest | USB_CDC_GET_ENCAPSULATED_RESPONSE:
1098 if (!s->rndis || value || index != 0)
1099 goto fail;
1100 ret = rndis_get_response(s, data);
1101 if (!ret) {
1102 data[0] = 0;
1103 ret = 1;
1104 }
eb38c52c 1105#ifdef TRAFFIC_DEBUG
6c9f886c
AZ		 1106 {
1107 unsigned int i;
1108 fprintf(stderr, "GET_ENCAPSULATED_RESPONSE:");
1109 for (i = 0; i < ret; i++) {
1110 if (!(i & 15))
1111 fprintf(stderr, "\n%04x:", i);
1112 fprintf(stderr, " %02x", data[i]);
1113 }
1114 fprintf(stderr, "\n\n");
1115 }
1116#endif
1117 break;
1118
6c9f886c
AZ		 1119 case DeviceRequest | USB_REQ_GET_CONFIGURATION:
1120 data[0] = s->rndis ? DEV_RNDIS_CONFIG_VALUE : DEV_CONFIG_VALUE;
1121 ret = 1;
1122 break;
1123
1124 case DeviceOutRequest | USB_REQ_SET_CONFIGURATION:
1125 switch (value & 0xff) {
1126 case DEV_CONFIG_VALUE:
1127 s->rndis = 0;
1128 break;
1129
1130 case DEV_RNDIS_CONFIG_VALUE:
1131 s->rndis = 1;
1132 break;
1133
1134 default:
1135 goto fail;
1136 }
1137 ret = 0;
1138 break;
1139
1140 case DeviceRequest | USB_REQ_GET_INTERFACE:
1141 case InterfaceRequest | USB_REQ_GET_INTERFACE:
1142 data[0] = 0;
1143 ret = 1;
1144 break;
1145
1146 case DeviceOutRequest | USB_REQ_SET_INTERFACE:
1147 case InterfaceOutRequest | USB_REQ_SET_INTERFACE:
1148 ret = 0;
1149 break;
1150
1151 default:
1152 fail:
1153 fprintf(stderr, "usbnet: failed control transaction: "
1154 "request 0x%x value 0x%x index 0x%x length 0x%x\n",
1155 request, value, index, length);
1156 ret = USB_RET_STALL;
1157 break;
1158 }
1159 return ret;
1160}
1161
1162static int usb_net_handle_statusin(USBNetState *s, USBPacket *p)
1163{
1164 int ret = 8;
1165
1166 if (p->len < 8)
1167 return USB_RET_STALL;
1168
1169 ((le32 *) p->data)[0] = cpu_to_le32(1);
1170 ((le32 *) p->data)[1] = cpu_to_le32(0);
1171 if (!s->rndis_resp.tqh_first)
1172 ret = USB_RET_NAK;
1173
eb38c52c 1174#ifdef TRAFFIC_DEBUG
6c9f886c
AZ		 1175 fprintf(stderr, "usbnet: interrupt poll len %u return %d", p->len, ret);
1176 {
1177 int i;
1178 fprintf(stderr, ":");
1179 for (i = 0; i < ret; i++) {
1180 if (!(i & 15))
1181 fprintf(stderr, "\n%04x:", i);
1182 fprintf(stderr, " %02x", p->data[i]);
1183 }
1184 fprintf(stderr, "\n\n");
1185 }
1186#endif
1187
1188 return ret;
1189}
1190
1191static int usb_net_handle_datain(USBNetState *s, USBPacket *p)
1192{
1193 int ret = USB_RET_NAK;
1194
1195 if (s->in_ptr > s->in_len) {
1196 s->in_ptr = s->in_len = 0;
1197 ret = USB_RET_NAK;
1198 return ret;
1199 }
1200 if (!s->in_len) {
1201 ret = USB_RET_NAK;
1202 return ret;
1203 }
1204 ret = s->in_len - s->in_ptr;
1205 if (ret > p->len)
1206 ret = p->len;
1207 memcpy(p->data, &s->in_buf[s->in_ptr], ret);
1208 s->in_ptr += ret;
1209 if (s->in_ptr >= s->in_len &&
1210 (s->rndis || (s->in_len & (64 - 1)) || !ret)) {
1211 /* no short packet necessary */
1212 s->in_ptr = s->in_len = 0;
1213 }
1214
eb38c52c 1215#ifdef TRAFFIC_DEBUG
6c9f886c
AZ		 1216 fprintf(stderr, "usbnet: data in len %u return %d", p->len, ret);
1217 {
1218 int i;
1219 fprintf(stderr, ":");
1220 for (i = 0; i < ret; i++) {
1221 if (!(i & 15))
1222 fprintf(stderr, "\n%04x:", i);
1223 fprintf(stderr, " %02x", p->data[i]);
1224 }
1225 fprintf(stderr, "\n\n");
1226 }
1227#endif
1228
1229 return ret;
1230}
1231
1232static int usb_net_handle_dataout(USBNetState *s, USBPacket *p)
1233{
1234 int ret = p->len;
1235 int sz = sizeof(s->out_buf) - s->out_ptr;
1236 struct rndis_packet_msg_type *msg =
1237 (struct rndis_packet_msg_type *) s->out_buf;
1238 uint32_t len;
1239
eb38c52c 1240#ifdef TRAFFIC_DEBUG
6c9f886c
AZ		 1241 fprintf(stderr, "usbnet: data out len %u\n", p->len);
1242 {
1243 int i;
1244 fprintf(stderr, ":");
1245 for (i = 0; i < p->len; i++) {
1246 if (!(i & 15))
1247 fprintf(stderr, "\n%04x:", i);
1248 fprintf(stderr, " %02x", p->data[i]);
1249 }
1250 fprintf(stderr, "\n\n");
1251 }
1252#endif
1253
1254 if (sz > ret)
1255 sz = ret;
1256 memcpy(&s->out_buf[s->out_ptr], p->data, sz);
1257 s->out_ptr += sz;
1258
1259 if (!s->rndis) {
1260 if (ret < 64) {
e0394b8b 1261 qemu_send_packet(&s->nic->nc, s->out_buf, s->out_ptr);
6c9f886c
AZ		 1262 s->out_ptr = 0;
1263 }
1264 return ret;
1265 }
1266 len = le32_to_cpu(msg->MessageLength);
1267 if (s->out_ptr < 8 || s->out_ptr < len)
1268 return ret;
1269 if (le32_to_cpu(msg->MessageType) == RNDIS_PACKET_MSG) {
1270 uint32_t offs = 8 + le32_to_cpu(msg->DataOffset);
1271 uint32_t size = le32_to_cpu(msg->DataLength);
1272 if (offs + size <= len)
e0394b8b 1273 qemu_send_packet(&s->nic->nc, s->out_buf + offs, size);
6c9f886c
AZ		 1274 }
1275 s->out_ptr -= len;
1276 memmove(s->out_buf, &s->out_buf[len], s->out_ptr);
1277
1278 return ret;
1279}
1280
1281static int usb_net_handle_data(USBDevice *dev, USBPacket *p)
1282{
1283 USBNetState *s = (USBNetState *) dev;
1284 int ret = 0;
1285
1286 switch(p->pid) {
1287 case USB_TOKEN_IN:
1288 switch (p->devep) {
1289 case 1:
1290 ret = usb_net_handle_statusin(s, p);
1291 break;
1292
1293 case 2:
1294 ret = usb_net_handle_datain(s, p);
1295 break;
1296
1297 default:
1298 goto fail;
1299 }
1300 break;
1301
1302 case USB_TOKEN_OUT:
1303 switch (p->devep) {
1304 case 2:
1305 ret = usb_net_handle_dataout(s, p);
1306 break;
1307
1308 default:
1309 goto fail;
1310 }
1311 break;
1312
1313 default:
1314 fail:
1315 ret = USB_RET_STALL;
1316 break;
1317 }
1318 if (ret == USB_RET_STALL)
1319 fprintf(stderr, "usbnet: failed data transaction: "
1320 "pid 0x%x ep 0x%x len 0x%x\n",
1321 p->pid, p->devep, p->len);
1322 return ret;
1323}
1324
e0394b8b 1325static ssize_t usbnet_receive(VLANClientState *nc, const uint8_t *buf, size_t size)
6c9f886c 1326{
e0394b8b 1327 USBNetState *s = DO_UPCAST(NICState, nc, nc)->opaque;
6c9f886c
AZ		 1328 struct rndis_packet_msg_type *msg;
1329
1330 if (s->rndis) {
1331 msg = (struct rndis_packet_msg_type *) s->in_buf;
1332 if (!s->rndis_state == RNDIS_DATA_INITIALIZED)
4f1c942b 1333 return -1;
6c9f886c 1334 if (size + sizeof(struct rndis_packet_msg_type) > sizeof(s->in_buf))
4f1c942b 1335 return -1;
6c9f886c
AZ		 1336
1337 memset(msg, 0, sizeof(struct rndis_packet_msg_type));
1338 msg->MessageType = cpu_to_le32(RNDIS_PACKET_MSG);
1339 msg->MessageLength = cpu_to_le32(size + sizeof(struct rndis_packet_msg_type));
1340 msg->DataOffset = cpu_to_le32(sizeof(struct rndis_packet_msg_type) - 8);
1341 msg->DataLength = cpu_to_le32(size);
1342 /* msg->OOBDataOffset;
1343 * msg->OOBDataLength;
1344 * msg->NumOOBDataElements;
1345 * msg->PerPacketInfoOffset;
1346 * msg->PerPacketInfoLength;
1347 * msg->VcHandle;
1348 * msg->Reserved;
1349 */
1350 memcpy(msg + 1, buf, size);
1351 s->in_len = size + sizeof(struct rndis_packet_msg_type);
1352 } else {
1353 if (size > sizeof(s->in_buf))
4f1c942b 1354 return -1;
6c9f886c
AZ		 1355 memcpy(s->in_buf, buf, size);
1356 s->in_len = size;
1357 }
1358 s->in_ptr = 0;
4f1c942b 1359 return size;
6c9f886c
AZ		 1360}
1361
e0394b8b 1362static int usbnet_can_receive(VLANClientState *nc)
6c9f886c 1363{
e0394b8b 1364 USBNetState *s = DO_UPCAST(NICState, nc, nc)->opaque;
6c9f886c
AZ		 1365
1366 if (s->rndis && !s->rndis_state == RNDIS_DATA_INITIALIZED)
1367 return 1;
1368
1369 return !s->in_len;
1370}
1371
e0394b8b 1372static void usbnet_cleanup(VLANClientState *nc)
b946a153 1373{
e0394b8b 1374 USBNetState *s = DO_UPCAST(NICState, nc, nc)->opaque;
b946a153 1375
42be86ce 1376 s->nic = NULL;
b946a153
AL		 1377}
1378
6c9f886c
AZ		 1379static void usb_net_handle_destroy(USBDevice *dev)
1380{
1381 USBNetState *s = (USBNetState *) dev;
1382
dcf414d6 1383 /* TODO: remove the nd_table[] entry */
42be86ce 1384 rndis_clear_responsequeue(s);
e0394b8b 1385 qemu_del_vlan_client(&s->nic->nc);
6c9f886c
AZ		 1386}
1387
42be86ce
GH		 1388static NetClientInfo net_usbnet_info = {
1389 .type = NET_CLIENT_TYPE_NIC,
1390 .size = sizeof(NICState),
1391 .can_receive = usbnet_can_receive,
1392 .receive = usbnet_receive,
1393 .cleanup = usbnet_cleanup,
1394};
1395
806b6024 1396static int usb_net_initfn(USBDevice *dev)
6c9f886c 1397{
806b6024 1398 USBNetState *s = DO_UPCAST(USBNetState, dev, dev);
6c9f886c 1399
806b6024 1400 s->dev.speed = USB_SPEED_FULL;
6c9f886c
AZ		 1401
1402 s->rndis = 1;
1403 s->rndis_state = RNDIS_UNINITIALIZED;
72cf2d4f 1404 QTAILQ_INIT(&s->rndis_resp);
806b6024 1405
6c9f886c
AZ		 1406 s->medium = 0; /* NDIS_MEDIUM_802_3 */
1407 s->speed = 1000000; /* 100MBps, in 100Bps units */
1408 s->media_state = 0; /* NDIS_MEDIA_STATE_CONNECTED */;
1409 s->filter = 0;
1410 s->vendorid = 0x1234;
42be86ce
GH		 1411
1412 qemu_macaddr_default_if_unset(&s->conf.macaddr);
1413 s->nic = qemu_new_nic(&net_usbnet_info, &s->conf,
1414 s->dev.qdev.info->name, s->dev.qdev.id, s);
1415 qemu_format_nic_info_str(&s->nic->nc, s->conf.macaddr.a);
1416 snprintf(s->usbstring_mac, sizeof(s->usbstring_mac),
1417 "%02x%02x%02x%02x%02x%02x",
1418 0x40,
1419 s->conf.macaddr.a[1],
1420 s->conf.macaddr.a[2],
1421 s->conf.macaddr.a[3],
1422 s->conf.macaddr.a[4],
1423 s->conf.macaddr.a[5]);
30c7d32a 1424 usb_desc_set_string(dev, STRING_ETHADDR, s->usbstring_mac);
42be86ce 1425
1ca4d09a 1426 add_boot_device_path(s->conf.bootindex, &dev->qdev, "/ethernet@0");
806b6024
GH		 1427 return 0;
1428}
1429
42be86ce 1430static USBDevice *usb_net_init(const char *cmdline)
806b6024
GH		 1431{
1432 USBDevice *dev;
42be86ce
GH		 1433 QemuOpts *opts;
1434 int idx;
6c9f886c 1435
3329f07b 1436 opts = qemu_opts_parse(qemu_find_opts("net"), cmdline, 0);
42be86ce
GH		 1437 if (!opts) {
1438 return NULL;
1439 }
1440 qemu_opt_set(opts, "type", "nic");
1441 qemu_opt_set(opts, "model", "usb");
6c9f886c 1442
42be86ce
GH		 1443 idx = net_client_init(NULL, opts, 0);
1444 if (idx == -1) {
1445 return NULL;
1446 }
7cb7434b 1447
42be86ce 1448 dev = usb_create(NULL /* FIXME */, "usb-net");
d44168ff
PB		 1449 if (!dev) {
1450 return NULL;
1451 }
42be86ce 1452 qdev_set_nic_properties(&dev->qdev, &nd_table[idx]);
beb6f0de 1453 qdev_init_nofail(&dev->qdev);
42be86ce 1454 return dev;
6c9f886c 1455}
806b6024
GH		 1456
1457static struct USBDeviceInfo net_info = {
06384698 1458 .product_desc = "QEMU USB Network Interface",
556cd098 1459 .qdev.name = "usb-net",
779206de 1460 .qdev.fw_name = "network",
806b6024 1461 .qdev.size = sizeof(USBNetState),
30c7d32a 1462 .usb_desc = &desc_net,
806b6024
GH		 1463 .init = usb_net_initfn,
1464 .handle_packet = usb_generic_handle_packet,
1465 .handle_reset = usb_net_handle_reset,
1466 .handle_control = usb_net_handle_control,
1467 .handle_data = usb_net_handle_data,
1468 .handle_destroy = usb_net_handle_destroy,
42be86ce
GH		 1469 .usbdevice_name = "net",
1470 .usbdevice_init = usb_net_init,
1471 .qdev.props = (Property[]) {
1472 DEFINE_NIC_PROPERTIES(USBNetState, conf),
1473 DEFINE_PROP_END_OF_LIST(),
1474 }
806b6024
GH		 1475};
1476
1477static void usb_net_register_devices(void)
1478{
1479 usb_qdev_register(&net_info);
1480}
1481device_init(usb_net_register_devices)
Qemu copy for testing