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1/*
2 *
3 * Copyright (c) 2011, Microsoft Corporation.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms and conditions of the GNU General Public License,
7 * version 2, as published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
16 * Place - Suite 330, Boston, MA 02111-1307 USA.
17 *
18 * Authors:
19 * Haiyang Zhang <haiyangz@microsoft.com>
20 * Hank Janssen <hjanssen@microsoft.com>
21 * K. Y. Srinivasan <kys@microsoft.com>
22 *
23 */
24
25#ifndef _HYPERV_NET_H
26#define _HYPERV_NET_H
27
28#include <linux/list.h>
29#include <linux/hyperv.h>
30#include <linux/rndis.h>
31
32/* Fwd declaration */
33struct hv_netvsc_packet;
34
35/* Represent the xfer page packet which contains 1 or more netvsc packet */
36struct xferpage_packet {
37 struct list_head list_ent;
38
39 /* # of netvsc packets this xfer packet contains */
40 u32 count;
41};
42
43/*
44 * Represent netvsc packet which contains 1 RNDIS and 1 ethernet frame
45 * within the RNDIS
46 */
47struct hv_netvsc_packet {
48 /* Bookkeeping stuff */
49 struct list_head list_ent;
50
51 struct hv_device *device;
52 bool is_data_pkt;
53 u16 vlan_tci;
54
55 /*
56 * Valid only for receives when we break a xfer page packet
57 * into multiple netvsc packets
58 */
59 struct xferpage_packet *xfer_page_pkt;
60
61 union {
62 struct {
63 u64 recv_completion_tid;
64 void *recv_completion_ctx;
65 void (*recv_completion)(void *context);
66 } recv;
67 struct {
68 u64 send_completion_tid;
69 void *send_completion_ctx;
70 void (*send_completion)(void *context);
71 } send;
72 } completion;
73
74 /* This points to the memory after page_buf */
75 void *extension;
76
77 u32 total_data_buflen;
78 /* Points to the send/receive buffer where the ethernet frame is */
79 void *data;
80 u32 page_buf_cnt;
81 struct hv_page_buffer page_buf[0];
82};
83
84struct netvsc_device_info {
85 unsigned char mac_adr[6];
86 bool link_state; /* 0 - link up, 1 - link down */
87 int ring_size;
88};
89
90enum rndis_device_state {
91 RNDIS_DEV_UNINITIALIZED = 0,
92 RNDIS_DEV_INITIALIZING,
93 RNDIS_DEV_INITIALIZED,
94 RNDIS_DEV_DATAINITIALIZED,
95};
96
97struct rndis_device {
98 struct netvsc_device *net_dev;
99
100 enum rndis_device_state state;
101 bool link_state;
102 atomic_t new_req_id;
103
104 spinlock_t request_lock;
105 struct list_head req_list;
106
107 unsigned char hw_mac_adr[ETH_ALEN];
108};
109
110
111/* Interface */
112int netvsc_device_add(struct hv_device *device, void *additional_info);
113int netvsc_device_remove(struct hv_device *device);
114int netvsc_send(struct hv_device *device,
115 struct hv_netvsc_packet *packet);
116void netvsc_linkstatus_callback(struct hv_device *device_obj,
117 unsigned int status);
118int netvsc_recv_callback(struct hv_device *device_obj,
119 struct hv_netvsc_packet *packet);
120int rndis_filter_open(struct hv_device *dev);
121int rndis_filter_close(struct hv_device *dev);
122int rndis_filter_device_add(struct hv_device *dev,
123 void *additional_info);
124void rndis_filter_device_remove(struct hv_device *dev);
125int rndis_filter_receive(struct hv_device *dev,
126 struct hv_netvsc_packet *pkt);
127
128
129
130int rndis_filter_send(struct hv_device *dev,
131 struct hv_netvsc_packet *pkt);
132
133int rndis_filter_set_packet_filter(struct rndis_device *dev, u32 new_filter);
134
135
136#define NVSP_INVALID_PROTOCOL_VERSION ((u32)0xFFFFFFFF)
137
138#define NVSP_PROTOCOL_VERSION_1 2
139#define NVSP_PROTOCOL_VERSION_2 0x30002
140
141enum {
142 NVSP_MSG_TYPE_NONE = 0,
143
144 /* Init Messages */
145 NVSP_MSG_TYPE_INIT = 1,
146 NVSP_MSG_TYPE_INIT_COMPLETE = 2,
147
148 NVSP_VERSION_MSG_START = 100,
149
150 /* Version 1 Messages */
151 NVSP_MSG1_TYPE_SEND_NDIS_VER = NVSP_VERSION_MSG_START,
152
153 NVSP_MSG1_TYPE_SEND_RECV_BUF,
154 NVSP_MSG1_TYPE_SEND_RECV_BUF_COMPLETE,
155 NVSP_MSG1_TYPE_REVOKE_RECV_BUF,
156
157 NVSP_MSG1_TYPE_SEND_SEND_BUF,
158 NVSP_MSG1_TYPE_SEND_SEND_BUF_COMPLETE,
159 NVSP_MSG1_TYPE_REVOKE_SEND_BUF,
160
161 NVSP_MSG1_TYPE_SEND_RNDIS_PKT,
162 NVSP_MSG1_TYPE_SEND_RNDIS_PKT_COMPLETE,
163
164 /* Version 2 messages */
165 NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF,
166 NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF_COMP,
167 NVSP_MSG2_TYPE_REVOKE_CHIMNEY_DELEGATED_BUF,
168
169 NVSP_MSG2_TYPE_RESUME_CHIMNEY_RX_INDICATION,
170
171 NVSP_MSG2_TYPE_TERMINATE_CHIMNEY,
172 NVSP_MSG2_TYPE_TERMINATE_CHIMNEY_COMP,
173
174 NVSP_MSG2_TYPE_INDICATE_CHIMNEY_EVENT,
175
176 NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT,
177 NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT_COMP,
178
179 NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ,
180 NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ_COMP,
181
182 NVSP_MSG2_TYPE_ALLOC_RXBUF,
183 NVSP_MSG2_TYPE_ALLOC_RXBUF_COMP,
184
185 NVSP_MSG2_TYPE_FREE_RXBUF,
186
187 NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT,
188 NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT_COMP,
189
190 NVSP_MSG2_TYPE_SEND_NDIS_CONFIG,
191
192 NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE,
193 NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP,
194};
195
196enum {
197 NVSP_STAT_NONE = 0,
198 NVSP_STAT_SUCCESS,
199 NVSP_STAT_FAIL,
200 NVSP_STAT_PROTOCOL_TOO_NEW,
201 NVSP_STAT_PROTOCOL_TOO_OLD,
202 NVSP_STAT_INVALID_RNDIS_PKT,
203 NVSP_STAT_BUSY,
204 NVSP_STAT_PROTOCOL_UNSUPPORTED,
205 NVSP_STAT_MAX,
206};
207
208struct nvsp_message_header {
209 u32 msg_type;
210};
211
212/* Init Messages */
213
214/*
215 * This message is used by the VSC to initialize the channel after the channels
216 * has been opened. This message should never include anything other then
217 * versioning (i.e. this message will be the same for ever).
218 */
219struct nvsp_message_init {
220 u32 min_protocol_ver;
221 u32 max_protocol_ver;
222} __packed;
223
224/*
225 * This message is used by the VSP to complete the initialization of the
226 * channel. This message should never include anything other then versioning
227 * (i.e. this message will be the same for ever).
228 */
229struct nvsp_message_init_complete {
230 u32 negotiated_protocol_ver;
231 u32 max_mdl_chain_len;
232 u32 status;
233} __packed;
234
235union nvsp_message_init_uber {
236 struct nvsp_message_init init;
237 struct nvsp_message_init_complete init_complete;
238} __packed;
239
240/* Version 1 Messages */
241
242/*
243 * This message is used by the VSC to send the NDIS version to the VSP. The VSP
244 * can use this information when handling OIDs sent by the VSC.
245 */
246struct nvsp_1_message_send_ndis_version {
247 u32 ndis_major_ver;
248 u32 ndis_minor_ver;
249} __packed;
250
251/*
252 * This message is used by the VSC to send a receive buffer to the VSP. The VSP
253 * can then use the receive buffer to send data to the VSC.
254 */
255struct nvsp_1_message_send_receive_buffer {
256 u32 gpadl_handle;
257 u16 id;
258} __packed;
259
260struct nvsp_1_receive_buffer_section {
261 u32 offset;
262 u32 sub_alloc_size;
263 u32 num_sub_allocs;
264 u32 end_offset;
265} __packed;
266
267/*
268 * This message is used by the VSP to acknowledge a receive buffer send by the
269 * VSC. This message must be sent by the VSP before the VSP uses the receive
270 * buffer.
271 */
272struct nvsp_1_message_send_receive_buffer_complete {
273 u32 status;
274 u32 num_sections;
275
276 /*
277 * The receive buffer is split into two parts, a large suballocation
278 * section and a small suballocation section. These sections are then
279 * suballocated by a certain size.
280 */
281
282 /*
283 * For example, the following break up of the receive buffer has 6
284 * large suballocations and 10 small suballocations.
285 */
286
287 /*
288 * | Large Section | | Small Section |
289 * ------------------------------------------------------------
290 * | | | | | | | | | | | | | | | | | |
291 * | |
292 * LargeOffset SmallOffset
293 */
294
295 struct nvsp_1_receive_buffer_section sections[1];
296} __packed;
297
298/*
299 * This message is sent by the VSC to revoke the receive buffer. After the VSP
300 * completes this transaction, the vsp should never use the receive buffer
301 * again.
302 */
303struct nvsp_1_message_revoke_receive_buffer {
304 u16 id;
305};
306
307/*
308 * This message is used by the VSC to send a send buffer to the VSP. The VSC
309 * can then use the send buffer to send data to the VSP.
310 */
311struct nvsp_1_message_send_send_buffer {
312 u32 gpadl_handle;
313 u16 id;
314} __packed;
315
316/*
317 * This message is used by the VSP to acknowledge a send buffer sent by the
318 * VSC. This message must be sent by the VSP before the VSP uses the sent
319 * buffer.
320 */
321struct nvsp_1_message_send_send_buffer_complete {
322 u32 status;
323
324 /*
325 * The VSC gets to choose the size of the send buffer and the VSP gets
326 * to choose the sections size of the buffer. This was done to enable
327 * dynamic reconfigurations when the cost of GPA-direct buffers
328 * decreases.
329 */
330 u32 section_size;
331} __packed;
332
333/*
334 * This message is sent by the VSC to revoke the send buffer. After the VSP
335 * completes this transaction, the vsp should never use the send buffer again.
336 */
337struct nvsp_1_message_revoke_send_buffer {
338 u16 id;
339};
340
341/*
342 * This message is used by both the VSP and the VSC to send a RNDIS message to
343 * the opposite channel endpoint.
344 */
345struct nvsp_1_message_send_rndis_packet {
346 /*
347 * This field is specified by RNIDS. They assume there's two different
348 * channels of communication. However, the Network VSP only has one.
349 * Therefore, the channel travels with the RNDIS packet.
350 */
351 u32 channel_type;
352
353 /*
354 * This field is used to send part or all of the data through a send
355 * buffer. This values specifies an index into the send buffer. If the
356 * index is 0xFFFFFFFF, then the send buffer is not being used and all
357 * of the data was sent through other VMBus mechanisms.
358 */
359 u32 send_buf_section_index;
360 u32 send_buf_section_size;
361} __packed;
362
363/*
364 * This message is used by both the VSP and the VSC to complete a RNDIS message
365 * to the opposite channel endpoint. At this point, the initiator of this
366 * message cannot use any resources associated with the original RNDIS packet.
367 */
368struct nvsp_1_message_send_rndis_packet_complete {
369 u32 status;
370};
371
372union nvsp_1_message_uber {
373 struct nvsp_1_message_send_ndis_version send_ndis_ver;
374
375 struct nvsp_1_message_send_receive_buffer send_recv_buf;
376 struct nvsp_1_message_send_receive_buffer_complete
377 send_recv_buf_complete;
378 struct nvsp_1_message_revoke_receive_buffer revoke_recv_buf;
379
380 struct nvsp_1_message_send_send_buffer send_send_buf;
381 struct nvsp_1_message_send_send_buffer_complete send_send_buf_complete;
382 struct nvsp_1_message_revoke_send_buffer revoke_send_buf;
383
384 struct nvsp_1_message_send_rndis_packet send_rndis_pkt;
385 struct nvsp_1_message_send_rndis_packet_complete
386 send_rndis_pkt_complete;
387} __packed;
388
389
390/*
391 * Network VSP protocol version 2 messages:
392 */
393struct nvsp_2_vsc_capability {
394 union {
395 u64 data;
396 struct {
397 u64 vmq:1;
398 u64 chimney:1;
399 u64 sriov:1;
400 u64 ieee8021q:1;
401 u64 correlation_id:1;
402 };
403 };
404} __packed;
405
406struct nvsp_2_send_ndis_config {
407 u32 mtu;
408 u32 reserved;
409 struct nvsp_2_vsc_capability capability;
410} __packed;
411
412/* Allocate receive buffer */
413struct nvsp_2_alloc_rxbuf {
414 /* Allocation ID to match the allocation request and response */
415 u32 alloc_id;
416
417 /* Length of the VM shared memory receive buffer that needs to
418 * be allocated
419 */
420 u32 len;
421} __packed;
422
423/* Allocate receive buffer complete */
424struct nvsp_2_alloc_rxbuf_comp {
425 /* The NDIS_STATUS code for buffer allocation */
426 u32 status;
427
428 u32 alloc_id;
429
430 /* GPADL handle for the allocated receive buffer */
431 u32 gpadl_handle;
432
433 /* Receive buffer ID */
434 u64 recv_buf_id;
435} __packed;
436
437struct nvsp_2_free_rxbuf {
438 u64 recv_buf_id;
439} __packed;
440
441union nvsp_2_message_uber {
442 struct nvsp_2_send_ndis_config send_ndis_config;
443 struct nvsp_2_alloc_rxbuf alloc_rxbuf;
444 struct nvsp_2_alloc_rxbuf_comp alloc_rxbuf_comp;
445 struct nvsp_2_free_rxbuf free_rxbuf;
446} __packed;
447
448union nvsp_all_messages {
449 union nvsp_message_init_uber init_msg;
450 union nvsp_1_message_uber v1_msg;
451 union nvsp_2_message_uber v2_msg;
452} __packed;
453
454/* ALL Messages */
455struct nvsp_message {
456 struct nvsp_message_header hdr;
457 union nvsp_all_messages msg;
458} __packed;
459
460
461#define NETVSC_MTU 65536
462
463#define NETVSC_RECEIVE_BUFFER_SIZE (1024*1024*2) /* 2MB */
464
465#define NETVSC_RECEIVE_BUFFER_ID 0xcafe
466
467#define NETVSC_RECEIVE_SG_COUNT 1
468
469/* Preallocated receive packets */
470#define NETVSC_RECEIVE_PACKETLIST_COUNT 256
471
472#define NETVSC_PACKET_SIZE 2048
473
474/* Per netvsc channel-specific */
475struct netvsc_device {
476 struct hv_device *dev;
477
478 u32 nvsp_version;
479
480 atomic_t num_outstanding_sends;
481 wait_queue_head_t wait_drain;
482 bool start_remove;
483 bool destroy;
484 /*
485 * List of free preallocated hv_netvsc_packet to represent receive
486 * packet
487 */
488 struct list_head recv_pkt_list;
489 spinlock_t recv_pkt_list_lock;
490
491 /* Receive buffer allocated by us but manages by NetVSP */
492 void *recv_buf;
493 u32 recv_buf_size;
494 u32 recv_buf_gpadl_handle;
495 u32 recv_section_cnt;
496 struct nvsp_1_receive_buffer_section *recv_section;
497
498 /* Used for NetVSP initialization protocol */
499 struct completion channel_init_wait;
500 struct nvsp_message channel_init_pkt;
501
502 struct nvsp_message revoke_packet;
503 /* unsigned char HwMacAddr[HW_MACADDR_LEN]; */
504
505 struct net_device *ndev;
506
507 /* Holds rndis device info */
508 void *extension;
509};
510
511/* NdisInitialize message */
512struct rndis_initialize_request {
513 u32 req_id;
514 u32 major_ver;
515 u32 minor_ver;
516 u32 max_xfer_size;
517};
518
519/* Response to NdisInitialize */
520struct rndis_initialize_complete {
521 u32 req_id;
522 u32 status;
523 u32 major_ver;
524 u32 minor_ver;
525 u32 dev_flags;
526 u32 medium;
527 u32 max_pkt_per_msg;
528 u32 max_xfer_size;
529 u32 pkt_alignment_factor;
530 u32 af_list_offset;
531 u32 af_list_size;
532};
533
534/* Call manager devices only: Information about an address family */
535/* supported by the device is appended to the response to NdisInitialize. */
536struct rndis_co_address_family {
537 u32 address_family;
538 u32 major_ver;
539 u32 minor_ver;
540};
541
542/* NdisHalt message */
543struct rndis_halt_request {
544 u32 req_id;
545};
546
547/* NdisQueryRequest message */
548struct rndis_query_request {
549 u32 req_id;
550 u32 oid;
551 u32 info_buflen;
552 u32 info_buf_offset;
553 u32 dev_vc_handle;
554};
555
556/* Response to NdisQueryRequest */
557struct rndis_query_complete {
558 u32 req_id;
559 u32 status;
560 u32 info_buflen;
561 u32 info_buf_offset;
562};
563
564/* NdisSetRequest message */
565struct rndis_set_request {
566 u32 req_id;
567 u32 oid;
568 u32 info_buflen;
569 u32 info_buf_offset;
570 u32 dev_vc_handle;
571};
572
573/* Response to NdisSetRequest */
574struct rndis_set_complete {
575 u32 req_id;
576 u32 status;
577};
578
579/* NdisReset message */
580struct rndis_reset_request {
581 u32 reserved;
582};
583
584/* Response to NdisReset */
585struct rndis_reset_complete {
586 u32 status;
587 u32 addressing_reset;
588};
589
590/* NdisMIndicateStatus message */
591struct rndis_indicate_status {
592 u32 status;
593 u32 status_buflen;
594 u32 status_buf_offset;
595};
596
597/* Diagnostic information passed as the status buffer in */
598/* struct rndis_indicate_status messages signifying error conditions. */
599struct rndis_diagnostic_info {
600 u32 diag_status;
601 u32 error_offset;
602};
603
604/* NdisKeepAlive message */
605struct rndis_keepalive_request {
606 u32 req_id;
607};
608
609/* Response to NdisKeepAlive */
610struct rndis_keepalive_complete {
611 u32 req_id;
612 u32 status;
613};
614
615/*
616 * Data message. All Offset fields contain byte offsets from the beginning of
617 * struct rndis_packet. All Length fields are in bytes. VcHandle is set
618 * to 0 for connectionless data, otherwise it contains the VC handle.
619 */
620struct rndis_packet {
621 u32 data_offset;
622 u32 data_len;
623 u32 oob_data_offset;
624 u32 oob_data_len;
625 u32 num_oob_data_elements;
626 u32 per_pkt_info_offset;
627 u32 per_pkt_info_len;
628 u32 vc_handle;
629 u32 reserved;
630};
631
632/* Optional Out of Band data associated with a Data message. */
633struct rndis_oobd {
634 u32 size;
635 u32 type;
636 u32 class_info_offset;
637};
638
639/* Packet extension field contents associated with a Data message. */
640struct rndis_per_packet_info {
641 u32 size;
642 u32 type;
643 u32 ppi_offset;
644};
645
646enum ndis_per_pkt_info_type {
647 TCPIP_CHKSUM_PKTINFO,
648 IPSEC_PKTINFO,
649 TCP_LARGESEND_PKTINFO,
650 CLASSIFICATION_HANDLE_PKTINFO,
651 NDIS_RESERVED,
652 SG_LIST_PKTINFO,
653 IEEE_8021Q_INFO,
654 ORIGINAL_PKTINFO,
655 PACKET_CANCEL_ID,
656 ORIGINAL_NET_BUFLIST,
657 CACHED_NET_BUFLIST,
658 SHORT_PKT_PADINFO,
659 MAX_PER_PKT_INFO
660};
661
662struct ndis_pkt_8021q_info {
663 union {
664 struct {
665 u32 pri:3; /* User Priority */
666 u32 cfi:1; /* Canonical Format ID */
667 u32 vlanid:12; /* VLAN ID */
668 u32 reserved:16;
669 };
670 u32 value;
671 };
672};
673
674#define NDIS_VLAN_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \
675 sizeof(struct ndis_pkt_8021q_info))
676
677/* Format of Information buffer passed in a SetRequest for the OID */
678/* OID_GEN_RNDIS_CONFIG_PARAMETER. */
679struct rndis_config_parameter_info {
680 u32 parameter_name_offset;
681 u32 parameter_name_length;
682 u32 parameter_type;
683 u32 parameter_value_offset;
684 u32 parameter_value_length;
685};
686
687/* Values for ParameterType in struct rndis_config_parameter_info */
688#define RNDIS_CONFIG_PARAM_TYPE_INTEGER 0
689#define RNDIS_CONFIG_PARAM_TYPE_STRING 2
690
691/* CONDIS Miniport messages for connection oriented devices */
692/* that do not implement a call manager. */
693
694/* CoNdisMiniportCreateVc message */
695struct rcondis_mp_create_vc {
696 u32 req_id;
697 u32 ndis_vc_handle;
698};
699
700/* Response to CoNdisMiniportCreateVc */
701struct rcondis_mp_create_vc_complete {
702 u32 req_id;
703 u32 dev_vc_handle;
704 u32 status;
705};
706
707/* CoNdisMiniportDeleteVc message */
708struct rcondis_mp_delete_vc {
709 u32 req_id;
710 u32 dev_vc_handle;
711};
712
713/* Response to CoNdisMiniportDeleteVc */
714struct rcondis_mp_delete_vc_complete {
715 u32 req_id;
716 u32 status;
717};
718
719/* CoNdisMiniportQueryRequest message */
720struct rcondis_mp_query_request {
721 u32 req_id;
722 u32 request_type;
723 u32 oid;
724 u32 dev_vc_handle;
725 u32 info_buflen;
726 u32 info_buf_offset;
727};
728
729/* CoNdisMiniportSetRequest message */
730struct rcondis_mp_set_request {
731 u32 req_id;
732 u32 request_type;
733 u32 oid;
734 u32 dev_vc_handle;
735 u32 info_buflen;
736 u32 info_buf_offset;
737};
738
739/* CoNdisIndicateStatus message */
740struct rcondis_indicate_status {
741 u32 ndis_vc_handle;
742 u32 status;
743 u32 status_buflen;
744 u32 status_buf_offset;
745};
746
747/* CONDIS Call/VC parameters */
748struct rcondis_specific_parameters {
749 u32 parameter_type;
750 u32 parameter_length;
751 u32 parameter_lffset;
752};
753
754struct rcondis_media_parameters {
755 u32 flags;
756 u32 reserved1;
757 u32 reserved2;
758 struct rcondis_specific_parameters media_specific;
759};
760
761struct rndis_flowspec {
762 u32 token_rate;
763 u32 token_bucket_size;
764 u32 peak_bandwidth;
765 u32 latency;
766 u32 delay_variation;
767 u32 service_type;
768 u32 max_sdu_size;
769 u32 minimum_policed_size;
770};
771
772struct rcondis_call_manager_parameters {
773 struct rndis_flowspec transmit;
774 struct rndis_flowspec receive;
775 struct rcondis_specific_parameters call_mgr_specific;
776};
777
778/* CoNdisMiniportActivateVc message */
779struct rcondis_mp_activate_vc_request {
780 u32 req_id;
781 u32 flags;
782 u32 dev_vc_handle;
783 u32 media_params_offset;
784 u32 media_params_length;
785 u32 call_mgr_params_offset;
786 u32 call_mgr_params_length;
787};
788
789/* Response to CoNdisMiniportActivateVc */
790struct rcondis_mp_activate_vc_complete {
791 u32 req_id;
792 u32 status;
793};
794
795/* CoNdisMiniportDeactivateVc message */
796struct rcondis_mp_deactivate_vc_request {
797 u32 req_id;
798 u32 flags;
799 u32 dev_vc_handle;
800};
801
802/* Response to CoNdisMiniportDeactivateVc */
803struct rcondis_mp_deactivate_vc_complete {
804 u32 req_id;
805 u32 status;
806};
807
808
809/* union with all of the RNDIS messages */
810union rndis_message_container {
811 struct rndis_packet pkt;
812 struct rndis_initialize_request init_req;
813 struct rndis_halt_request halt_req;
814 struct rndis_query_request query_req;
815 struct rndis_set_request set_req;
816 struct rndis_reset_request reset_req;
817 struct rndis_keepalive_request keep_alive_req;
818 struct rndis_indicate_status indicate_status;
819 struct rndis_initialize_complete init_complete;
820 struct rndis_query_complete query_complete;
821 struct rndis_set_complete set_complete;
822 struct rndis_reset_complete reset_complete;
823 struct rndis_keepalive_complete keep_alive_complete;
824 struct rcondis_mp_create_vc co_miniport_create_vc;
825 struct rcondis_mp_delete_vc co_miniport_delete_vc;
826 struct rcondis_indicate_status co_indicate_status;
827 struct rcondis_mp_activate_vc_request co_miniport_activate_vc;
828 struct rcondis_mp_deactivate_vc_request co_miniport_deactivate_vc;
829 struct rcondis_mp_create_vc_complete co_miniport_create_vc_complete;
830 struct rcondis_mp_delete_vc_complete co_miniport_delete_vc_complete;
831 struct rcondis_mp_activate_vc_complete co_miniport_activate_vc_complete;
832 struct rcondis_mp_deactivate_vc_complete
833 co_miniport_deactivate_vc_complete;
834};
835
836/* Remote NDIS message format */
837struct rndis_message {
838 u32 ndis_msg_type;
839
840 /* Total length of this message, from the beginning */
841 /* of the sruct rndis_message, in bytes. */
842 u32 msg_len;
843
844 /* Actual message */
845 union rndis_message_container msg;
846};
847
848
849struct rndis_filter_packet {
850 void *completion_ctx;
851 void (*completion)(void *context);
852 struct rndis_message msg;
853};
854
855/* Handy macros */
856
857/* get the size of an RNDIS message. Pass in the message type, */
858/* struct rndis_set_request, struct rndis_packet for example */
859#define RNDIS_MESSAGE_SIZE(msg) \
860 (sizeof(msg) + (sizeof(struct rndis_message) - \
861 sizeof(union rndis_message_container)))
862
863/* get pointer to info buffer with message pointer */
864#define MESSAGE_TO_INFO_BUFFER(msg) \
865 (((unsigned char *)(msg)) + msg->info_buf_offset)
866
867/* get pointer to status buffer with message pointer */
868#define MESSAGE_TO_STATUS_BUFFER(msg) \
869 (((unsigned char *)(msg)) + msg->status_buf_offset)
870
871/* get pointer to OOBD buffer with message pointer */
872#define MESSAGE_TO_OOBD_BUFFER(msg) \
873 (((unsigned char *)(msg)) + msg->oob_data_offset)
874
875/* get pointer to data buffer with message pointer */
876#define MESSAGE_TO_DATA_BUFFER(msg) \
877 (((unsigned char *)(msg)) + msg->per_pkt_info_offset)
878
879/* get pointer to contained message from NDIS_MESSAGE pointer */
880#define RNDIS_MESSAGE_PTR_TO_MESSAGE_PTR(rndis_msg) \
881 ((void *) &rndis_msg->msg)
882
883/* get pointer to contained message from NDIS_MESSAGE pointer */
884#define RNDIS_MESSAGE_RAW_PTR_TO_MESSAGE_PTR(rndis_msg) \
885 ((void *) rndis_msg)
886
887
888#define __struct_bcount(x)
889
890
891
892#define RNDIS_HEADER_SIZE (sizeof(struct rndis_message) - \
893 sizeof(union rndis_message_container))
894
895#define NDIS_PACKET_TYPE_DIRECTED 0x00000001
896#define NDIS_PACKET_TYPE_MULTICAST 0x00000002
897#define NDIS_PACKET_TYPE_ALL_MULTICAST 0x00000004
898#define NDIS_PACKET_TYPE_BROADCAST 0x00000008
899#define NDIS_PACKET_TYPE_SOURCE_ROUTING 0x00000010
900#define NDIS_PACKET_TYPE_PROMISCUOUS 0x00000020
901#define NDIS_PACKET_TYPE_SMT 0x00000040
902#define NDIS_PACKET_TYPE_ALL_LOCAL 0x00000080
903#define NDIS_PACKET_TYPE_GROUP 0x00000100
904#define NDIS_PACKET_TYPE_ALL_FUNCTIONAL 0x00000200
905#define NDIS_PACKET_TYPE_FUNCTIONAL 0x00000400
906#define NDIS_PACKET_TYPE_MAC_FRAME 0x00000800
907
908
909
910#endif /* _HYPERV_NET_H */