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Linux kernel mirror (for testing)
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linux
1/*
2 * RNDIS Definitions for Remote NDIS
3 *
4 * Authors: Benedikt Spranger, Pengutronix
5 * Robert Schwebel, Pengutronix
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * version 2, as published by the Free Software Foundation.
10 *
11 * This software was originally developed in conformance with
12 * Microsoft's Remote NDIS Specification License Agreement.
13 */
14
15#ifndef _LINUX_RNDIS_H
16#define _LINUX_RNDIS_H
17
18#include <linux/rndis.h>
19#include "u_ether.h"
20#include "ndis.h"
21
22#define RNDIS_MAXIMUM_FRAME_SIZE 1518
23#define RNDIS_MAX_TOTAL_SIZE 1558
24
25typedef struct rndis_init_msg_type {
26 __le32 MessageType;
27 __le32 MessageLength;
28 __le32 RequestID;
29 __le32 MajorVersion;
30 __le32 MinorVersion;
31 __le32 MaxTransferSize;
32} rndis_init_msg_type;
33
34typedef struct rndis_init_cmplt_type {
35 __le32 MessageType;
36 __le32 MessageLength;
37 __le32 RequestID;
38 __le32 Status;
39 __le32 MajorVersion;
40 __le32 MinorVersion;
41 __le32 DeviceFlags;
42 __le32 Medium;
43 __le32 MaxPacketsPerTransfer;
44 __le32 MaxTransferSize;
45 __le32 PacketAlignmentFactor;
46 __le32 AFListOffset;
47 __le32 AFListSize;
48} rndis_init_cmplt_type;
49
50typedef struct rndis_halt_msg_type {
51 __le32 MessageType;
52 __le32 MessageLength;
53 __le32 RequestID;
54} rndis_halt_msg_type;
55
56typedef struct rndis_query_msg_type {
57 __le32 MessageType;
58 __le32 MessageLength;
59 __le32 RequestID;
60 __le32 OID;
61 __le32 InformationBufferLength;
62 __le32 InformationBufferOffset;
63 __le32 DeviceVcHandle;
64} rndis_query_msg_type;
65
66typedef struct rndis_query_cmplt_type {
67 __le32 MessageType;
68 __le32 MessageLength;
69 __le32 RequestID;
70 __le32 Status;
71 __le32 InformationBufferLength;
72 __le32 InformationBufferOffset;
73} rndis_query_cmplt_type;
74
75typedef struct rndis_set_msg_type {
76 __le32 MessageType;
77 __le32 MessageLength;
78 __le32 RequestID;
79 __le32 OID;
80 __le32 InformationBufferLength;
81 __le32 InformationBufferOffset;
82 __le32 DeviceVcHandle;
83} rndis_set_msg_type;
84
85typedef struct rndis_set_cmplt_type {
86 __le32 MessageType;
87 __le32 MessageLength;
88 __le32 RequestID;
89 __le32 Status;
90} rndis_set_cmplt_type;
91
92typedef struct rndis_reset_msg_type {
93 __le32 MessageType;
94 __le32 MessageLength;
95 __le32 Reserved;
96} rndis_reset_msg_type;
97
98typedef struct rndis_reset_cmplt_type {
99 __le32 MessageType;
100 __le32 MessageLength;
101 __le32 Status;
102 __le32 AddressingReset;
103} rndis_reset_cmplt_type;
104
105typedef struct rndis_indicate_status_msg_type {
106 __le32 MessageType;
107 __le32 MessageLength;
108 __le32 Status;
109 __le32 StatusBufferLength;
110 __le32 StatusBufferOffset;
111} rndis_indicate_status_msg_type;
112
113typedef struct rndis_keepalive_msg_type {
114 __le32 MessageType;
115 __le32 MessageLength;
116 __le32 RequestID;
117} rndis_keepalive_msg_type;
118
119typedef struct rndis_keepalive_cmplt_type {
120 __le32 MessageType;
121 __le32 MessageLength;
122 __le32 RequestID;
123 __le32 Status;
124} rndis_keepalive_cmplt_type;
125
126struct rndis_packet_msg_type {
127 __le32 MessageType;
128 __le32 MessageLength;
129 __le32 DataOffset;
130 __le32 DataLength;
131 __le32 OOBDataOffset;
132 __le32 OOBDataLength;
133 __le32 NumOOBDataElements;
134 __le32 PerPacketInfoOffset;
135 __le32 PerPacketInfoLength;
136 __le32 VcHandle;
137 __le32 Reserved;
138} __attribute__ ((packed));
139
140struct rndis_config_parameter {
141 __le32 ParameterNameOffset;
142 __le32 ParameterNameLength;
143 __le32 ParameterType;
144 __le32 ParameterValueOffset;
145 __le32 ParameterValueLength;
146};
147
148/* implementation specific */
149enum rndis_state {
150 RNDIS_UNINITIALIZED,
151 RNDIS_INITIALIZED,
152 RNDIS_DATA_INITIALIZED,
153};
154
155typedef struct rndis_resp_t {
156 struct list_head list;
157 u8 *buf;
158 u32 length;
159 int send;
160} rndis_resp_t;
161
162typedef struct rndis_params {
163 int confignr;
164 u8 used;
165 u16 saved_filter;
166 enum rndis_state state;
167 u32 medium;
168 u32 speed;
169 u32 media_state;
170
171 const u8 *host_mac;
172 u16 *filter;
173 struct net_device *dev;
174
175 u32 vendorID;
176 const char *vendorDescr;
177 void (*resp_avail)(void *v);
178 void *v;
179 struct list_head resp_queue;
180} rndis_params;
181
182/* RNDIS Message parser and other useless functions */
183int rndis_msg_parser(struct rndis_params *params, u8 *buf);
184struct rndis_params *rndis_register(void (*resp_avail)(void *v), void *v);
185void rndis_deregister(struct rndis_params *params);
186int rndis_set_param_dev(struct rndis_params *params, struct net_device *dev,
187 u16 *cdc_filter);
188int rndis_set_param_vendor(struct rndis_params *params, u32 vendorID,
189 const char *vendorDescr);
190int rndis_set_param_medium(struct rndis_params *params, u32 medium,
191 u32 speed);
192void rndis_add_hdr(struct sk_buff *skb);
193int rndis_rm_hdr(struct gether *port, struct sk_buff *skb,
194 struct sk_buff_head *list);
195u8 *rndis_get_next_response(struct rndis_params *params, u32 *length);
196void rndis_free_response(struct rndis_params *params, u8 *buf);
197
198void rndis_uninit(struct rndis_params *params);
199int rndis_signal_connect(struct rndis_params *params);
200int rndis_signal_disconnect(struct rndis_params *params);
201int rndis_state(struct rndis_params *params);
202extern void rndis_set_host_mac(struct rndis_params *params, const u8 *addr);
203
204#endif /* _LINUX_RNDIS_H */