3 * Copyright (c) 2011, Microsoft Corporation.
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.
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
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, see <http://www.gnu.org/licenses/>.
18 * Haiyang Zhang <haiyangz@microsoft.com>
19 * Hank Janssen <hjanssen@microsoft.com>
20 * K. Y. Srinivasan <kys@microsoft.com>
27 #include <linux/list.h>
28 #include <linux/hyperv.h>
29 #include <linux/rndis.h>
32 struct hv_netvsc_packet;
34 /* Represent the xfer page packet which contains 1 or more netvsc packet */
35 struct xferpage_packet {
36 struct list_head list_ent;
39 /* # of netvsc packets this xfer packet contains */
44 * Represent netvsc packet which contains 1 RNDIS and 1 ethernet frame
47 struct hv_netvsc_packet {
48 /* Bookkeeping stuff */
49 struct list_head list_ent;
52 struct hv_device *device;
57 * Valid only for receives when we break a xfer page packet
58 * into multiple netvsc packets
60 struct xferpage_packet *xfer_page_pkt;
64 u64 recv_completion_tid;
65 void *recv_completion_ctx;
66 void (*recv_completion)(void *context);
69 u64 send_completion_tid;
70 void *send_completion_ctx;
71 void (*send_completion)(void *context);
75 /* This points to the memory after page_buf */
76 struct rndis_message *rndis_msg;
78 u32 total_data_buflen;
79 /* Points to the send/receive buffer where the ethernet frame is */
82 struct hv_page_buffer page_buf[0];
85 struct netvsc_device_info {
86 unsigned char mac_adr[ETH_ALEN];
87 bool link_state; /* 0 - link up, 1 - link down */
91 enum rndis_device_state {
92 RNDIS_DEV_UNINITIALIZED = 0,
93 RNDIS_DEV_INITIALIZING,
94 RNDIS_DEV_INITIALIZED,
95 RNDIS_DEV_DATAINITIALIZED,
99 struct netvsc_device *net_dev;
101 enum rndis_device_state state;
105 spinlock_t request_lock;
106 struct list_head req_list;
108 unsigned char hw_mac_adr[ETH_ALEN];
113 int netvsc_device_add(struct hv_device *device, void *additional_info);
114 int netvsc_device_remove(struct hv_device *device);
115 int netvsc_send(struct hv_device *device,
116 struct hv_netvsc_packet *packet);
117 void netvsc_linkstatus_callback(struct hv_device *device_obj,
118 unsigned int status);
119 int netvsc_recv_callback(struct hv_device *device_obj,
120 struct hv_netvsc_packet *packet);
121 int rndis_filter_open(struct hv_device *dev);
122 int rndis_filter_close(struct hv_device *dev);
123 int rndis_filter_device_add(struct hv_device *dev,
124 void *additional_info);
125 void rndis_filter_device_remove(struct hv_device *dev);
126 int rndis_filter_receive(struct hv_device *dev,
127 struct hv_netvsc_packet *pkt);
129 int rndis_filter_set_packet_filter(struct rndis_device *dev, u32 new_filter);
130 int rndis_filter_set_device_mac(struct hv_device *hdev, char *mac);
133 #define NVSP_INVALID_PROTOCOL_VERSION ((u32)0xFFFFFFFF)
135 #define NVSP_PROTOCOL_VERSION_1 2
136 #define NVSP_PROTOCOL_VERSION_2 0x30002
137 #define NVSP_PROTOCOL_VERSION_4 0x40000
138 #define NVSP_PROTOCOL_VERSION_5 0x50000
141 NVSP_MSG_TYPE_NONE = 0,
144 NVSP_MSG_TYPE_INIT = 1,
145 NVSP_MSG_TYPE_INIT_COMPLETE = 2,
147 NVSP_VERSION_MSG_START = 100,
149 /* Version 1 Messages */
150 NVSP_MSG1_TYPE_SEND_NDIS_VER = NVSP_VERSION_MSG_START,
152 NVSP_MSG1_TYPE_SEND_RECV_BUF,
153 NVSP_MSG1_TYPE_SEND_RECV_BUF_COMPLETE,
154 NVSP_MSG1_TYPE_REVOKE_RECV_BUF,
156 NVSP_MSG1_TYPE_SEND_SEND_BUF,
157 NVSP_MSG1_TYPE_SEND_SEND_BUF_COMPLETE,
158 NVSP_MSG1_TYPE_REVOKE_SEND_BUF,
160 NVSP_MSG1_TYPE_SEND_RNDIS_PKT,
161 NVSP_MSG1_TYPE_SEND_RNDIS_PKT_COMPLETE,
163 /* Version 2 messages */
164 NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF,
165 NVSP_MSG2_TYPE_SEND_CHIMNEY_DELEGATED_BUF_COMP,
166 NVSP_MSG2_TYPE_REVOKE_CHIMNEY_DELEGATED_BUF,
168 NVSP_MSG2_TYPE_RESUME_CHIMNEY_RX_INDICATION,
170 NVSP_MSG2_TYPE_TERMINATE_CHIMNEY,
171 NVSP_MSG2_TYPE_TERMINATE_CHIMNEY_COMP,
173 NVSP_MSG2_TYPE_INDICATE_CHIMNEY_EVENT,
175 NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT,
176 NVSP_MSG2_TYPE_SEND_CHIMNEY_PKT_COMP,
178 NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ,
179 NVSP_MSG2_TYPE_POST_CHIMNEY_RECV_REQ_COMP,
181 NVSP_MSG2_TYPE_ALLOC_RXBUF,
182 NVSP_MSG2_TYPE_ALLOC_RXBUF_COMP,
184 NVSP_MSG2_TYPE_FREE_RXBUF,
186 NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT,
187 NVSP_MSG2_TYPE_SEND_VMQ_RNDIS_PKT_COMP,
189 NVSP_MSG2_TYPE_SEND_NDIS_CONFIG,
191 NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE,
192 NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP,
194 NVSP_MSG2_MAX = NVSP_MSG2_TYPE_ALLOC_CHIMNEY_HANDLE_COMP,
196 /* Version 4 messages */
197 NVSP_MSG4_TYPE_SEND_VF_ASSOCIATION,
198 NVSP_MSG4_TYPE_SWITCH_DATA_PATH,
199 NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED,
201 NVSP_MSG4_MAX = NVSP_MSG4_TYPE_UPLINK_CONNECT_STATE_DEPRECATED,
203 /* Version 5 messages */
204 NVSP_MSG5_TYPE_OID_QUERY_EX,
205 NVSP_MSG5_TYPE_OID_QUERY_EX_COMP,
206 NVSP_MSG5_TYPE_SUBCHANNEL,
207 NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE,
209 NVSP_MSG5_MAX = NVSP_MSG5_TYPE_SEND_INDIRECTION_TABLE,
216 NVSP_STAT_PROTOCOL_TOO_NEW,
217 NVSP_STAT_PROTOCOL_TOO_OLD,
218 NVSP_STAT_INVALID_RNDIS_PKT,
220 NVSP_STAT_PROTOCOL_UNSUPPORTED,
224 struct nvsp_message_header {
231 * This message is used by the VSC to initialize the channel after the channels
232 * has been opened. This message should never include anything other then
233 * versioning (i.e. this message will be the same for ever).
235 struct nvsp_message_init {
236 u32 min_protocol_ver;
237 u32 max_protocol_ver;
241 * This message is used by the VSP to complete the initialization of the
242 * channel. This message should never include anything other then versioning
243 * (i.e. this message will be the same for ever).
245 struct nvsp_message_init_complete {
246 u32 negotiated_protocol_ver;
247 u32 max_mdl_chain_len;
251 union nvsp_message_init_uber {
252 struct nvsp_message_init init;
253 struct nvsp_message_init_complete init_complete;
256 /* Version 1 Messages */
259 * This message is used by the VSC to send the NDIS version to the VSP. The VSP
260 * can use this information when handling OIDs sent by the VSC.
262 struct nvsp_1_message_send_ndis_version {
268 * This message is used by the VSC to send a receive buffer to the VSP. The VSP
269 * can then use the receive buffer to send data to the VSC.
271 struct nvsp_1_message_send_receive_buffer {
276 struct nvsp_1_receive_buffer_section {
284 * This message is used by the VSP to acknowledge a receive buffer send by the
285 * VSC. This message must be sent by the VSP before the VSP uses the receive
288 struct nvsp_1_message_send_receive_buffer_complete {
293 * The receive buffer is split into two parts, a large suballocation
294 * section and a small suballocation section. These sections are then
295 * suballocated by a certain size.
299 * For example, the following break up of the receive buffer has 6
300 * large suballocations and 10 small suballocations.
304 * | Large Section | | Small Section |
305 * ------------------------------------------------------------
306 * | | | | | | | | | | | | | | | | | |
308 * LargeOffset SmallOffset
311 struct nvsp_1_receive_buffer_section sections[1];
315 * This message is sent by the VSC to revoke the receive buffer. After the VSP
316 * completes this transaction, the vsp should never use the receive buffer
319 struct nvsp_1_message_revoke_receive_buffer {
324 * This message is used by the VSC to send a send buffer to the VSP. The VSC
325 * can then use the send buffer to send data to the VSP.
327 struct nvsp_1_message_send_send_buffer {
333 * This message is used by the VSP to acknowledge a send buffer sent by the
334 * VSC. This message must be sent by the VSP before the VSP uses the sent
337 struct nvsp_1_message_send_send_buffer_complete {
341 * The VSC gets to choose the size of the send buffer and the VSP gets
342 * to choose the sections size of the buffer. This was done to enable
343 * dynamic reconfigurations when the cost of GPA-direct buffers
350 * This message is sent by the VSC to revoke the send buffer. After the VSP
351 * completes this transaction, the vsp should never use the send buffer again.
353 struct nvsp_1_message_revoke_send_buffer {
358 * This message is used by both the VSP and the VSC to send a RNDIS message to
359 * the opposite channel endpoint.
361 struct nvsp_1_message_send_rndis_packet {
363 * This field is specified by RNIDS. They assume there's two different
364 * channels of communication. However, the Network VSP only has one.
365 * Therefore, the channel travels with the RNDIS packet.
370 * This field is used to send part or all of the data through a send
371 * buffer. This values specifies an index into the send buffer. If the
372 * index is 0xFFFFFFFF, then the send buffer is not being used and all
373 * of the data was sent through other VMBus mechanisms.
375 u32 send_buf_section_index;
376 u32 send_buf_section_size;
380 * This message is used by both the VSP and the VSC to complete a RNDIS message
381 * to the opposite channel endpoint. At this point, the initiator of this
382 * message cannot use any resources associated with the original RNDIS packet.
384 struct nvsp_1_message_send_rndis_packet_complete {
388 union nvsp_1_message_uber {
389 struct nvsp_1_message_send_ndis_version send_ndis_ver;
391 struct nvsp_1_message_send_receive_buffer send_recv_buf;
392 struct nvsp_1_message_send_receive_buffer_complete
393 send_recv_buf_complete;
394 struct nvsp_1_message_revoke_receive_buffer revoke_recv_buf;
396 struct nvsp_1_message_send_send_buffer send_send_buf;
397 struct nvsp_1_message_send_send_buffer_complete send_send_buf_complete;
398 struct nvsp_1_message_revoke_send_buffer revoke_send_buf;
400 struct nvsp_1_message_send_rndis_packet send_rndis_pkt;
401 struct nvsp_1_message_send_rndis_packet_complete
402 send_rndis_pkt_complete;
407 * Network VSP protocol version 2 messages:
409 struct nvsp_2_vsc_capability {
417 u64 correlation_id:1;
422 struct nvsp_2_send_ndis_config {
425 struct nvsp_2_vsc_capability capability;
428 /* Allocate receive buffer */
429 struct nvsp_2_alloc_rxbuf {
430 /* Allocation ID to match the allocation request and response */
433 /* Length of the VM shared memory receive buffer that needs to
439 /* Allocate receive buffer complete */
440 struct nvsp_2_alloc_rxbuf_comp {
441 /* The NDIS_STATUS code for buffer allocation */
446 /* GPADL handle for the allocated receive buffer */
449 /* Receive buffer ID */
453 struct nvsp_2_free_rxbuf {
457 union nvsp_2_message_uber {
458 struct nvsp_2_send_ndis_config send_ndis_config;
459 struct nvsp_2_alloc_rxbuf alloc_rxbuf;
460 struct nvsp_2_alloc_rxbuf_comp alloc_rxbuf_comp;
461 struct nvsp_2_free_rxbuf free_rxbuf;
464 enum nvsp_subchannel_operation {
465 NVSP_SUBCHANNEL_NONE = 0,
466 NVSP_SUBCHANNEL_ALLOCATE,
470 struct nvsp_5_subchannel_request {
475 struct nvsp_5_subchannel_complete {
477 u32 num_subchannels; /* Actual number of subchannels allocated */
480 struct nvsp_5_send_indirect_table {
481 /* The number of entries in the send indirection table */
484 /* The offset of the send indireciton table from top of this struct.
485 * The send indirection table tells which channel to put the send
486 * traffic on. Each entry is a channel number.
491 union nvsp_5_message_uber {
492 struct nvsp_5_subchannel_request subchn_req;
493 struct nvsp_5_subchannel_complete subchn_comp;
494 struct nvsp_5_send_indirect_table send_table;
497 union nvsp_all_messages {
498 union nvsp_message_init_uber init_msg;
499 union nvsp_1_message_uber v1_msg;
500 union nvsp_2_message_uber v2_msg;
501 union nvsp_5_message_uber v5_msg;
505 struct nvsp_message {
506 struct nvsp_message_header hdr;
507 union nvsp_all_messages msg;
511 #define NETVSC_MTU 65536
513 #define NETVSC_RECEIVE_BUFFER_SIZE (1024*1024*16) /* 16MB */
515 #define NETVSC_RECEIVE_BUFFER_ID 0xcafe
517 /* Preallocated receive packets */
518 #define NETVSC_RECEIVE_PACKETLIST_COUNT 256
520 #define NETVSC_PACKET_SIZE 2048
522 /* Per netvsc channel-specific */
523 struct netvsc_device {
524 struct hv_device *dev;
528 atomic_t num_outstanding_sends;
529 wait_queue_head_t wait_drain;
533 * List of free preallocated hv_netvsc_packet to represent receive
536 struct list_head recv_pkt_list;
537 spinlock_t recv_pkt_list_lock;
539 /* Receive buffer allocated by us but manages by NetVSP */
542 u32 recv_buf_gpadl_handle;
543 u32 recv_section_cnt;
544 struct nvsp_1_receive_buffer_section *recv_section;
546 /* Used for NetVSP initialization protocol */
547 struct completion channel_init_wait;
548 struct nvsp_message channel_init_pkt;
550 struct nvsp_message revoke_packet;
551 /* unsigned char HwMacAddr[HW_MACADDR_LEN]; */
553 struct net_device *ndev;
555 /* Holds rndis device info */
557 /* The recive buffer for this device */
558 unsigned char cb_buffer[NETVSC_PACKET_SIZE];
561 /* NdisInitialize message */
562 struct rndis_initialize_request {
569 /* Response to NdisInitialize */
570 struct rndis_initialize_complete {
579 u32 pkt_alignment_factor;
584 /* Call manager devices only: Information about an address family */
585 /* supported by the device is appended to the response to NdisInitialize. */
586 struct rndis_co_address_family {
592 /* NdisHalt message */
593 struct rndis_halt_request {
597 /* NdisQueryRequest message */
598 struct rndis_query_request {
606 /* Response to NdisQueryRequest */
607 struct rndis_query_complete {
614 /* NdisSetRequest message */
615 struct rndis_set_request {
623 /* Response to NdisSetRequest */
624 struct rndis_set_complete {
629 /* NdisReset message */
630 struct rndis_reset_request {
634 /* Response to NdisReset */
635 struct rndis_reset_complete {
637 u32 addressing_reset;
640 /* NdisMIndicateStatus message */
641 struct rndis_indicate_status {
644 u32 status_buf_offset;
647 /* Diagnostic information passed as the status buffer in */
648 /* struct rndis_indicate_status messages signifying error conditions. */
649 struct rndis_diagnostic_info {
654 /* NdisKeepAlive message */
655 struct rndis_keepalive_request {
659 /* Response to NdisKeepAlive */
660 struct rndis_keepalive_complete {
666 * Data message. All Offset fields contain byte offsets from the beginning of
667 * struct rndis_packet. All Length fields are in bytes. VcHandle is set
668 * to 0 for connectionless data, otherwise it contains the VC handle.
670 struct rndis_packet {
675 u32 num_oob_data_elements;
676 u32 per_pkt_info_offset;
677 u32 per_pkt_info_len;
682 /* Optional Out of Band data associated with a Data message. */
686 u32 class_info_offset;
689 /* Packet extension field contents associated with a Data message. */
690 struct rndis_per_packet_info {
696 enum ndis_per_pkt_info_type {
697 TCPIP_CHKSUM_PKTINFO,
699 TCP_LARGESEND_PKTINFO,
700 CLASSIFICATION_HANDLE_PKTINFO,
706 ORIGINAL_NET_BUFLIST,
712 struct ndis_pkt_8021q_info {
715 u32 pri:3; /* User Priority */
716 u32 cfi:1; /* Canonical Format ID */
717 u32 vlanid:12; /* VLAN ID */
724 struct ndis_oject_header {
730 #define NDIS_OBJECT_TYPE_DEFAULT 0x80
731 #define NDIS_OFFLOAD_PARAMETERS_REVISION_3 3
732 #define NDIS_OFFLOAD_PARAMETERS_NO_CHANGE 0
733 #define NDIS_OFFLOAD_PARAMETERS_LSOV2_DISABLED 1
734 #define NDIS_OFFLOAD_PARAMETERS_LSOV2_ENABLED 2
735 #define NDIS_OFFLOAD_PARAMETERS_LSOV1_ENABLED 2
736 #define NDIS_OFFLOAD_PARAMETERS_RSC_DISABLED 1
737 #define NDIS_OFFLOAD_PARAMETERS_RSC_ENABLED 2
738 #define NDIS_OFFLOAD_PARAMETERS_TX_RX_DISABLED 1
739 #define NDIS_OFFLOAD_PARAMETERS_TX_ENABLED_RX_DISABLED 2
740 #define NDIS_OFFLOAD_PARAMETERS_RX_ENABLED_TX_DISABLED 3
741 #define NDIS_OFFLOAD_PARAMETERS_TX_RX_ENABLED 4
744 * New offload OIDs for NDIS 6
746 #define OID_TCP_OFFLOAD_CURRENT_CONFIG 0xFC01020B /* query only */
747 #define OID_TCP_OFFLOAD_PARAMETERS 0xFC01020C /* set only */
748 #define OID_TCP_OFFLOAD_HARDWARE_CAPABILITIES 0xFC01020D/* query only */
749 #define OID_TCP_CONNECTION_OFFLOAD_CURRENT_CONFIG 0xFC01020E /* query only */
750 #define OID_TCP_CONNECTION_OFFLOAD_HARDWARE_CAPABILITIES 0xFC01020F /* query */
751 #define OID_OFFLOAD_ENCAPSULATION 0x0101010A /* set/query */
753 struct ndis_offload_params {
754 struct ndis_oject_header header;
764 u8 tcp_connection_ip_v4;
765 u8 tcp_connection_ip_v6;
774 u8 encapsulated_packet_task_offload;
775 u8 encapsulation_types;
779 #define NDIS_VLAN_PPI_SIZE (sizeof(struct rndis_per_packet_info) + \
780 sizeof(struct ndis_pkt_8021q_info))
782 /* Format of Information buffer passed in a SetRequest for the OID */
783 /* OID_GEN_RNDIS_CONFIG_PARAMETER. */
784 struct rndis_config_parameter_info {
785 u32 parameter_name_offset;
786 u32 parameter_name_length;
788 u32 parameter_value_offset;
789 u32 parameter_value_length;
792 /* Values for ParameterType in struct rndis_config_parameter_info */
793 #define RNDIS_CONFIG_PARAM_TYPE_INTEGER 0
794 #define RNDIS_CONFIG_PARAM_TYPE_STRING 2
796 /* CONDIS Miniport messages for connection oriented devices */
797 /* that do not implement a call manager. */
799 /* CoNdisMiniportCreateVc message */
800 struct rcondis_mp_create_vc {
805 /* Response to CoNdisMiniportCreateVc */
806 struct rcondis_mp_create_vc_complete {
812 /* CoNdisMiniportDeleteVc message */
813 struct rcondis_mp_delete_vc {
818 /* Response to CoNdisMiniportDeleteVc */
819 struct rcondis_mp_delete_vc_complete {
824 /* CoNdisMiniportQueryRequest message */
825 struct rcondis_mp_query_request {
834 /* CoNdisMiniportSetRequest message */
835 struct rcondis_mp_set_request {
844 /* CoNdisIndicateStatus message */
845 struct rcondis_indicate_status {
849 u32 status_buf_offset;
852 /* CONDIS Call/VC parameters */
853 struct rcondis_specific_parameters {
855 u32 parameter_length;
856 u32 parameter_lffset;
859 struct rcondis_media_parameters {
863 struct rcondis_specific_parameters media_specific;
866 struct rndis_flowspec {
868 u32 token_bucket_size;
874 u32 minimum_policed_size;
877 struct rcondis_call_manager_parameters {
878 struct rndis_flowspec transmit;
879 struct rndis_flowspec receive;
880 struct rcondis_specific_parameters call_mgr_specific;
883 /* CoNdisMiniportActivateVc message */
884 struct rcondis_mp_activate_vc_request {
888 u32 media_params_offset;
889 u32 media_params_length;
890 u32 call_mgr_params_offset;
891 u32 call_mgr_params_length;
894 /* Response to CoNdisMiniportActivateVc */
895 struct rcondis_mp_activate_vc_complete {
900 /* CoNdisMiniportDeactivateVc message */
901 struct rcondis_mp_deactivate_vc_request {
907 /* Response to CoNdisMiniportDeactivateVc */
908 struct rcondis_mp_deactivate_vc_complete {
914 /* union with all of the RNDIS messages */
915 union rndis_message_container {
916 struct rndis_packet pkt;
917 struct rndis_initialize_request init_req;
918 struct rndis_halt_request halt_req;
919 struct rndis_query_request query_req;
920 struct rndis_set_request set_req;
921 struct rndis_reset_request reset_req;
922 struct rndis_keepalive_request keep_alive_req;
923 struct rndis_indicate_status indicate_status;
924 struct rndis_initialize_complete init_complete;
925 struct rndis_query_complete query_complete;
926 struct rndis_set_complete set_complete;
927 struct rndis_reset_complete reset_complete;
928 struct rndis_keepalive_complete keep_alive_complete;
929 struct rcondis_mp_create_vc co_miniport_create_vc;
930 struct rcondis_mp_delete_vc co_miniport_delete_vc;
931 struct rcondis_indicate_status co_indicate_status;
932 struct rcondis_mp_activate_vc_request co_miniport_activate_vc;
933 struct rcondis_mp_deactivate_vc_request co_miniport_deactivate_vc;
934 struct rcondis_mp_create_vc_complete co_miniport_create_vc_complete;
935 struct rcondis_mp_delete_vc_complete co_miniport_delete_vc_complete;
936 struct rcondis_mp_activate_vc_complete co_miniport_activate_vc_complete;
937 struct rcondis_mp_deactivate_vc_complete
938 co_miniport_deactivate_vc_complete;
941 /* Remote NDIS message format */
942 struct rndis_message {
945 /* Total length of this message, from the beginning */
946 /* of the sruct rndis_message, in bytes. */
950 union rndis_message_container msg;
956 /* get the size of an RNDIS message. Pass in the message type, */
957 /* struct rndis_set_request, struct rndis_packet for example */
958 #define RNDIS_MESSAGE_SIZE(msg) \
959 (sizeof(msg) + (sizeof(struct rndis_message) - \
960 sizeof(union rndis_message_container)))
962 /* get pointer to info buffer with message pointer */
963 #define MESSAGE_TO_INFO_BUFFER(msg) \
964 (((unsigned char *)(msg)) + msg->info_buf_offset)
966 /* get pointer to status buffer with message pointer */
967 #define MESSAGE_TO_STATUS_BUFFER(msg) \
968 (((unsigned char *)(msg)) + msg->status_buf_offset)
970 /* get pointer to OOBD buffer with message pointer */
971 #define MESSAGE_TO_OOBD_BUFFER(msg) \
972 (((unsigned char *)(msg)) + msg->oob_data_offset)
974 /* get pointer to data buffer with message pointer */
975 #define MESSAGE_TO_DATA_BUFFER(msg) \
976 (((unsigned char *)(msg)) + msg->per_pkt_info_offset)
978 /* get pointer to contained message from NDIS_MESSAGE pointer */
979 #define RNDIS_MESSAGE_PTR_TO_MESSAGE_PTR(rndis_msg) \
980 ((void *) &rndis_msg->msg)
982 /* get pointer to contained message from NDIS_MESSAGE pointer */
983 #define RNDIS_MESSAGE_RAW_PTR_TO_MESSAGE_PTR(rndis_msg) \
987 #define __struct_bcount(x)
991 #define RNDIS_HEADER_SIZE (sizeof(struct rndis_message) - \
992 sizeof(union rndis_message_container))
994 #define NDIS_PACKET_TYPE_DIRECTED 0x00000001
995 #define NDIS_PACKET_TYPE_MULTICAST 0x00000002
996 #define NDIS_PACKET_TYPE_ALL_MULTICAST 0x00000004
997 #define NDIS_PACKET_TYPE_BROADCAST 0x00000008
998 #define NDIS_PACKET_TYPE_SOURCE_ROUTING 0x00000010
999 #define NDIS_PACKET_TYPE_PROMISCUOUS 0x00000020
1000 #define NDIS_PACKET_TYPE_SMT 0x00000040
1001 #define NDIS_PACKET_TYPE_ALL_LOCAL 0x00000080
1002 #define NDIS_PACKET_TYPE_GROUP 0x00000100
1003 #define NDIS_PACKET_TYPE_ALL_FUNCTIONAL 0x00000200
1004 #define NDIS_PACKET_TYPE_FUNCTIONAL 0x00000400
1005 #define NDIS_PACKET_TYPE_MAC_FRAME 0x00000800
1009 #endif /* _HYPERV_NET_H */