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e4ae66608b
Add waiting for receiving Ethernet gadget state on the Windows host side before dropping pullup, but keep it for debug. Signed-off-by: Vitaly Kuzmichev <vkuzmichev@mvista.com>
261 lines
6.9 KiB
C
261 lines
6.9 KiB
C
/*
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* RNDIS Definitions for Remote NDIS
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*
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* Authors: Benedikt Spranger, Pengutronix
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* Robert Schwebel, Pengutronix
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2, as published by the Free Software Foundation.
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*
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* This software was originally developed in conformance with
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* Microsoft's Remote NDIS Specification License Agreement.
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*/
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#ifndef _USBGADGET_RNDIS_H
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#define _USBGADGET_RNDIS_H
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#include "ndis.h"
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/*
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* By default rndis_signal_disconnect does not send status message about
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* RNDIS disconnection to USB host (indicated as cable disconnected).
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* Define RNDIS_COMPLETE_SIGNAL_DISCONNECT to send it.
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* However, this will cause 1 sec delay on Ethernet device halt.
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* Usually you do not need to define it. Mostly usable for debugging.
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*/
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#define RNDIS_MAXIMUM_FRAME_SIZE 1518
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#define RNDIS_MAX_TOTAL_SIZE 1558
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/* Remote NDIS Versions */
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#define RNDIS_MAJOR_VERSION 1
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#define RNDIS_MINOR_VERSION 0
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/* Status Values */
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#define RNDIS_STATUS_SUCCESS 0x00000000U /* Success */
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#define RNDIS_STATUS_FAILURE 0xC0000001U /* Unspecified error */
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#define RNDIS_STATUS_INVALID_DATA 0xC0010015U /* Invalid data */
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#define RNDIS_STATUS_NOT_SUPPORTED 0xC00000BBU /* Unsupported request */
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#define RNDIS_STATUS_MEDIA_CONNECT 0x4001000BU /* Device connected */
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#define RNDIS_STATUS_MEDIA_DISCONNECT 0x4001000CU /* Device disconnected */
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/*
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* For all not specified status messages:
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* RNDIS_STATUS_Xxx -> NDIS_STATUS_Xxx
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*/
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/* Message Set for Connectionless (802.3) Devices */
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#define REMOTE_NDIS_PACKET_MSG 0x00000001U
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#define REMOTE_NDIS_INITIALIZE_MSG 0x00000002U /* Initialize device */
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#define REMOTE_NDIS_HALT_MSG 0x00000003U
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#define REMOTE_NDIS_QUERY_MSG 0x00000004U
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#define REMOTE_NDIS_SET_MSG 0x00000005U
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#define REMOTE_NDIS_RESET_MSG 0x00000006U
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#define REMOTE_NDIS_INDICATE_STATUS_MSG 0x00000007U
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#define REMOTE_NDIS_KEEPALIVE_MSG 0x00000008U
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/* Message completion */
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#define REMOTE_NDIS_INITIALIZE_CMPLT 0x80000002U
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#define REMOTE_NDIS_QUERY_CMPLT 0x80000004U
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#define REMOTE_NDIS_SET_CMPLT 0x80000005U
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#define REMOTE_NDIS_RESET_CMPLT 0x80000006U
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#define REMOTE_NDIS_KEEPALIVE_CMPLT 0x80000008U
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/* Device Flags */
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#define RNDIS_DF_CONNECTIONLESS 0x00000001U
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#define RNDIS_DF_CONNECTION_ORIENTED 0x00000002U
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#define RNDIS_MEDIUM_802_3 0x00000000U
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/* from drivers/net/sk98lin/h/skgepnmi.h */
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#define OID_PNP_CAPABILITIES 0xFD010100
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#define OID_PNP_SET_POWER 0xFD010101
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#define OID_PNP_QUERY_POWER 0xFD010102
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#define OID_PNP_ADD_WAKE_UP_PATTERN 0xFD010103
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#define OID_PNP_REMOVE_WAKE_UP_PATTERN 0xFD010104
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#define OID_PNP_ENABLE_WAKE_UP 0xFD010106
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typedef struct rndis_init_msg_type {
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__le32 MessageType;
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__le32 MessageLength;
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__le32 RequestID;
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__le32 MajorVersion;
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__le32 MinorVersion;
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__le32 MaxTransferSize;
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} rndis_init_msg_type;
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typedef struct rndis_init_cmplt_type {
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__le32 MessageType;
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__le32 MessageLength;
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__le32 RequestID;
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__le32 Status;
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__le32 MajorVersion;
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__le32 MinorVersion;
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__le32 DeviceFlags;
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__le32 Medium;
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__le32 MaxPacketsPerTransfer;
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__le32 MaxTransferSize;
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__le32 PacketAlignmentFactor;
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__le32 AFListOffset;
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__le32 AFListSize;
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} rndis_init_cmplt_type;
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typedef struct rndis_halt_msg_type {
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__le32 MessageType;
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__le32 MessageLength;
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__le32 RequestID;
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} rndis_halt_msg_type;
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typedef struct rndis_query_msg_type {
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__le32 MessageType;
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__le32 MessageLength;
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__le32 RequestID;
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__le32 OID;
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__le32 InformationBufferLength;
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__le32 InformationBufferOffset;
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__le32 DeviceVcHandle;
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} rndis_query_msg_type;
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typedef struct rndis_query_cmplt_type {
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__le32 MessageType;
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__le32 MessageLength;
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__le32 RequestID;
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__le32 Status;
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__le32 InformationBufferLength;
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__le32 InformationBufferOffset;
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} rndis_query_cmplt_type;
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typedef struct rndis_set_msg_type {
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__le32 MessageType;
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__le32 MessageLength;
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__le32 RequestID;
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__le32 OID;
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__le32 InformationBufferLength;
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__le32 InformationBufferOffset;
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__le32 DeviceVcHandle;
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} rndis_set_msg_type;
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typedef struct rndis_set_cmplt_type {
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__le32 MessageType;
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__le32 MessageLength;
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__le32 RequestID;
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__le32 Status;
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} rndis_set_cmplt_type;
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typedef struct rndis_reset_msg_type {
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__le32 MessageType;
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__le32 MessageLength;
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__le32 Reserved;
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} rndis_reset_msg_type;
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typedef struct rndis_reset_cmplt_type {
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__le32 MessageType;
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__le32 MessageLength;
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__le32 Status;
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__le32 AddressingReset;
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} rndis_reset_cmplt_type;
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typedef struct rndis_indicate_status_msg_type {
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__le32 MessageType;
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__le32 MessageLength;
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__le32 Status;
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__le32 StatusBufferLength;
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__le32 StatusBufferOffset;
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} rndis_indicate_status_msg_type;
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typedef struct rndis_keepalive_msg_type {
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__le32 MessageType;
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__le32 MessageLength;
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__le32 RequestID;
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} rndis_keepalive_msg_type;
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typedef struct rndis_keepalive_cmplt_type {
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__le32 MessageType;
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__le32 MessageLength;
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__le32 RequestID;
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__le32 Status;
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} rndis_keepalive_cmplt_type;
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struct rndis_packet_msg_type {
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__le32 MessageType;
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__le32 MessageLength;
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__le32 DataOffset;
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__le32 DataLength;
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__le32 OOBDataOffset;
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__le32 OOBDataLength;
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__le32 NumOOBDataElements;
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__le32 PerPacketInfoOffset;
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__le32 PerPacketInfoLength;
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__le32 VcHandle;
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__le32 Reserved;
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} __attribute__ ((packed));
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struct rndis_config_parameter {
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__le32 ParameterNameOffset;
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__le32 ParameterNameLength;
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__le32 ParameterType;
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__le32 ParameterValueOffset;
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__le32 ParameterValueLength;
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};
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/* implementation specific */
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enum rndis_state {
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RNDIS_UNINITIALIZED,
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RNDIS_INITIALIZED,
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RNDIS_DATA_INITIALIZED,
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};
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typedef struct rndis_resp_t {
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struct list_head list;
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u8 *buf;
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u32 length;
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int send;
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} rndis_resp_t;
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typedef struct rndis_params {
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u8 confignr;
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u8 used;
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u16 saved_filter;
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enum rndis_state state;
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u32 medium;
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u32 speed;
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u32 media_state;
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const u8 *host_mac;
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u16 *filter;
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struct eth_device *dev;
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struct net_device_stats *stats;
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int mtu;
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u32 vendorID;
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const char *vendorDescr;
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int (*ack)(struct eth_device *);
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struct list_head resp_queue;
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} rndis_params;
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/* RNDIS Message parser and other useless functions */
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int rndis_msg_parser(u8 configNr, u8 *buf);
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enum rndis_state rndis_get_state(int configNr);
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int rndis_register(int (*rndis_control_ack)(struct eth_device *));
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void rndis_deregister(int configNr);
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int rndis_set_param_dev(u8 configNr, struct eth_device *dev, int mtu,
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struct net_device_stats *stats, u16 *cdc_filter);
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int rndis_set_param_vendor(u8 configNr, u32 vendorID,
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const char *vendorDescr);
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int rndis_set_param_medium(u8 configNr, u32 medium, u32 speed);
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void rndis_add_hdr(void *bug, int length);
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int rndis_rm_hdr(void *bug, int length);
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u8 *rndis_get_next_response(int configNr, u32 *length);
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void rndis_free_response(int configNr, u8 *buf);
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void rndis_uninit(int configNr);
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int rndis_signal_connect(int configNr);
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int rndis_signal_disconnect(int configNr);
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extern void rndis_set_host_mac(int configNr, const u8 *addr);
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int rndis_init(void);
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void rndis_exit(void);
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#endif /* _USBGADGET_RNDIS_H */
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