drivers/usb/gadget/rndis.h

   1 /*
   2  * RNDIS        Definitions for Remote NDIS
   3  *
   4  * Version:     $Id: rndis.h,v 1.15 2004/03/25 21:33:46 robert Exp $
   5  *
   6  * Authors:     Benedikt Spranger, Pengutronix
   7  *              Robert Schwebel, Pengutronix
   8  *
   9  *              This program is free software; you can redistribute it and/or
  10  *              modify it under the terms of the GNU General Public License
  11  *              version 2, as published by the Free Software Foundation.
  12  *
  13  *              This software was originally developed in conformance with
  14  *              Microsoft's Remote NDIS Specification License Agreement.
  15  */
  16
  17 #ifndef _LINUX_RNDIS_H
  18 #define _LINUX_RNDIS_H
  19
  20 #include "ndis.h"
  21
  22 #define RNDIS_MAXIMUM_FRAME_SIZE        1518
  23 #define RNDIS_MAX_TOTAL_SIZE            1558
  24
  25 /* Remote NDIS Versions */
  26 #define RNDIS_MAJOR_VERSION             1
  27 #define RNDIS_MINOR_VERSION             0
  28
  29 /* Status Values */
  30 #define RNDIS_STATUS_SUCCESS            0x00000000U     /* Success           */
  31 #define RNDIS_STATUS_FAILURE            0xC0000001U     /* Unspecified error */
  32 #define RNDIS_STATUS_INVALID_DATA       0xC0010015U     /* Invalid data      */
  33 #define RNDIS_STATUS_NOT_SUPPORTED      0xC00000BBU     /* Unsupported request */
  34 #define RNDIS_STATUS_MEDIA_CONNECT      0x4001000BU     /* Device connected  */
  35 #define RNDIS_STATUS_MEDIA_DISCONNECT   0x4001000CU     /* Device disconnected */
  36 /* For all not specified status messages:
  37  * RNDIS_STATUS_Xxx -> NDIS_STATUS_Xxx
  38  */
  39
  40 /* Message Set for Connectionless (802.3) Devices */
  41 #define REMOTE_NDIS_PACKET_MSG          0x00000001U
  42 #define REMOTE_NDIS_INITIALIZE_MSG      0x00000002U     /* Initialize device */
  43 #define REMOTE_NDIS_HALT_MSG            0x00000003U
  44 #define REMOTE_NDIS_QUERY_MSG           0x00000004U
  45 #define REMOTE_NDIS_SET_MSG             0x00000005U
  46 #define REMOTE_NDIS_RESET_MSG           0x00000006U
  47 #define REMOTE_NDIS_INDICATE_STATUS_MSG 0x00000007U
  48 #define REMOTE_NDIS_KEEPALIVE_MSG       0x00000008U
  49
  50 /* Message completion */
  51 #define REMOTE_NDIS_INITIALIZE_CMPLT    0x80000002U
  52 #define REMOTE_NDIS_QUERY_CMPLT         0x80000004U
  53 #define REMOTE_NDIS_SET_CMPLT           0x80000005U
  54 #define REMOTE_NDIS_RESET_CMPLT         0x80000006U
  55 #define REMOTE_NDIS_KEEPALIVE_CMPLT     0x80000008U
  56
  57 /* Device Flags */
  58 #define RNDIS_DF_CONNECTIONLESS         0x00000001U
  59 #define RNDIS_DF_CONNECTION_ORIENTED    0x00000002U
  60
  61 #define RNDIS_MEDIUM_802_3              0x00000000U
  62
  63 /* from drivers/net/sk98lin/h/skgepnmi.h */
  64 #define OID_PNP_CAPABILITIES                    0xFD010100
  65 #define OID_PNP_SET_POWER                       0xFD010101
  66 #define OID_PNP_QUERY_POWER                     0xFD010102
  67 #define OID_PNP_ADD_WAKE_UP_PATTERN             0xFD010103
  68 #define OID_PNP_REMOVE_WAKE_UP_PATTERN          0xFD010104
  69 #define OID_PNP_ENABLE_WAKE_UP                  0xFD010106
  70
  71
  72 typedef struct rndis_init_msg_type
  73 {
  74         __le32  MessageType;
  75         __le32  MessageLength;
  76         __le32  RequestID;
  77         __le32  MajorVersion;
  78         __le32  MinorVersion;
  79         __le32  MaxTransferSize;
  80 } rndis_init_msg_type;
  81
  82 typedef struct rndis_init_cmplt_type
  83 {
  84         __le32  MessageType;
  85         __le32  MessageLength;
  86         __le32  RequestID;
  87         __le32  Status;
  88         __le32  MajorVersion;
  89         __le32  MinorVersion;
  90         __le32  DeviceFlags;
  91         __le32  Medium;
  92         __le32  MaxPacketsPerTransfer;
  93         __le32  MaxTransferSize;
  94         __le32  PacketAlignmentFactor;
  95         __le32  AFListOffset;
  96         __le32  AFListSize;
  97 } rndis_init_cmplt_type;
  98
  99 typedef struct rndis_halt_msg_type
 100 {
 101         __le32  MessageType;
 102         __le32  MessageLength;
 103         __le32  RequestID;
 104 } rndis_halt_msg_type;
 105
 106 typedef struct rndis_query_msg_type
 107 {
 108         __le32  MessageType;
 109         __le32  MessageLength;
 110         __le32  RequestID;
 111         __le32  OID;
 112         __le32  InformationBufferLength;
 113         __le32  InformationBufferOffset;
 114         __le32  DeviceVcHandle;
 115 } rndis_query_msg_type;
 116
 117 typedef struct rndis_query_cmplt_type
 118 {
 119         __le32  MessageType;
 120         __le32  MessageLength;
 121         __le32  RequestID;
 122         __le32  Status;
 123         __le32  InformationBufferLength;
 124         __le32  InformationBufferOffset;
 125 } rndis_query_cmplt_type;
 126
 127 typedef struct rndis_set_msg_type
 128 {
 129         __le32  MessageType;
 130         __le32  MessageLength;
 131         __le32  RequestID;
 132         __le32  OID;
 133         __le32  InformationBufferLength;
 134         __le32  InformationBufferOffset;
 135         __le32  DeviceVcHandle;
 136 } rndis_set_msg_type;
 137
 138 typedef struct rndis_set_cmplt_type
 139 {
 140         __le32  MessageType;
 141         __le32  MessageLength;
 142         __le32  RequestID;
 143         __le32  Status;
 144 } rndis_set_cmplt_type;
 145
 146 typedef struct rndis_reset_msg_type
 147 {
 148         __le32  MessageType;
 149         __le32  MessageLength;
 150         __le32  Reserved;
 151 } rndis_reset_msg_type;
 152
 153 typedef struct rndis_reset_cmplt_type
 154 {
 155         __le32  MessageType;
 156         __le32  MessageLength;
 157         __le32  Status;
 158         __le32  AddressingReset;
 159 } rndis_reset_cmplt_type;
 160
 161 typedef struct rndis_indicate_status_msg_type
 162 {
 163         __le32  MessageType;
 164         __le32  MessageLength;
 165         __le32  Status;
 166         __le32  StatusBufferLength;
 167         __le32  StatusBufferOffset;
 168 } rndis_indicate_status_msg_type;
 169
 170 typedef struct rndis_keepalive_msg_type
 171 {
 172         __le32  MessageType;
 173         __le32  MessageLength;
 174         __le32  RequestID;
 175 } rndis_keepalive_msg_type;
 176
 177 typedef struct rndis_keepalive_cmplt_type
 178 {
 179         __le32  MessageType;
 180         __le32  MessageLength;
 181         __le32  RequestID;
 182         __le32  Status;
 183 } rndis_keepalive_cmplt_type;
 184
 185 struct rndis_packet_msg_type
 186 {
 187         __le32  MessageType;
 188         __le32  MessageLength;
 189         __le32  DataOffset;
 190         __le32  DataLength;
 191         __le32  OOBDataOffset;
 192         __le32  OOBDataLength;
 193         __le32  NumOOBDataElements;
 194         __le32  PerPacketInfoOffset;
 195         __le32  PerPacketInfoLength;
 196         __le32  VcHandle;
 197         __le32  Reserved;
 198 } __attribute__ ((packed));
 199
 200 struct rndis_config_parameter
 201 {
 202         __le32  ParameterNameOffset;
 203         __le32  ParameterNameLength;
 204         __le32  ParameterType;
 205         __le32  ParameterValueOffset;
 206         __le32  ParameterValueLength;
 207 };
 208
 209 /* implementation specific */
 210 enum rndis_state
 211 {
 212         RNDIS_UNINITIALIZED,
 213         RNDIS_INITIALIZED,
 214         RNDIS_DATA_INITIALIZED,
 215 };
 216
 217 typedef struct rndis_resp_t
 218 {
 219         struct list_head        list;
 220         u8                      *buf;
 221         u32                     length;
 222         int                     send;
 223 } rndis_resp_t;
 224
 225 typedef struct rndis_params
 226 {
 227         u8                      confignr;
 228         u8                      used;
 229         u16                     saved_filter;
 230         enum rndis_state        state;
 231         u32                     medium;
 232         u32                     speed;
 233         u32                     media_state;
 234
 235         const u8                *host_mac;
 236         u16                     *filter;
 237         struct net_device       *dev;
 238         struct net_device_stats *stats;
 239
 240         u32                     vendorID;
 241         const char              *vendorDescr;
 242         int                     (*ack) (struct net_device *);
 243         struct list_head        resp_queue;
 244 } rndis_params;
 245
 246 /* RNDIS Message parser and other useless functions */
 247 int  rndis_msg_parser (u8 configNr, u8 *buf);
 248 int  rndis_register (int (*rndis_control_ack) (struct net_device *));
 249 void rndis_deregister (int configNr);
 250 int  rndis_set_param_dev (u8 configNr, struct net_device *dev,
 251                          struct net_device_stats *stats,
 252                          u16 *cdc_filter);
 253 int  rndis_set_param_vendor (u8 configNr, u32 vendorID,
 254                             const char *vendorDescr);
 255 int  rndis_set_param_medium (u8 configNr, u32 medium, u32 speed);
 256 void rndis_add_hdr (struct sk_buff *skb);
 257 int rndis_rm_hdr (struct sk_buff *skb);
 258 u8   *rndis_get_next_response (int configNr, u32 *length);
 259 void rndis_free_response (int configNr, u8 *buf);
 260
 261 void rndis_uninit (int configNr);
 262 int  rndis_signal_connect (int configNr);
 263 int  rndis_signal_disconnect (int configNr);
 264 int  rndis_state (int configNr);
 265 extern void rndis_set_host_mac (int configNr, const u8 *addr);
 266
 267 int __devinit rndis_init (void);
 268 void rndis_exit (void);
 269
 270 #endif  /* _LINUX_RNDIS_H */