--- /dev/null
+/*
+ * ndis.h
+ *
+ * ntddndis.h modified by Benedikt Spranger <b.spranger@pengutronix.de>
+ *
+ * Thanks to the cygwin development team,
+ * espacially to Casper S. Hornstrup <chorns@users.sourceforge.net>
+ *
+ * THIS SOFTWARE IS NOT COPYRIGHTED
+ *
+ * This source code is offered for use in the public domain. You may
+ * use, modify or distribute it freely.
+ *
+ * This code is distributed in the hope that it will be useful but
+ * WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
+ * DISCLAIMED. This includes but is not limited to warranties of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ */
+
+#ifndef _LINUX_NDIS_H
+#define _LINUX_NDIS_H
+
+
+#define NDIS_STATUS_MULTICAST_FULL 0xC0010009
+#define NDIS_STATUS_MULTICAST_EXISTS 0xC001000A
+#define NDIS_STATUS_MULTICAST_NOT_FOUND 0xC001000B
+
+enum NDIS_DEVICE_POWER_STATE {
+ NdisDeviceStateUnspecified = 0,
+ NdisDeviceStateD0,
+ NdisDeviceStateD1,
+ NdisDeviceStateD2,
+ NdisDeviceStateD3,
+ NdisDeviceStateMaximum
+};
+
+struct NDIS_PM_WAKE_UP_CAPABILITIES {
+ enum NDIS_DEVICE_POWER_STATE MinMagicPacketWakeUp;
+ enum NDIS_DEVICE_POWER_STATE MinPatternWakeUp;
+ enum NDIS_DEVICE_POWER_STATE MinLinkChangeWakeUp;
+};
+
+/* NDIS_PNP_CAPABILITIES.Flags constants */
+#define NDIS_DEVICE_WAKE_UP_ENABLE 0x00000001
+#define NDIS_DEVICE_WAKE_ON_PATTERN_MATCH_ENABLE 0x00000002
+#define NDIS_DEVICE_WAKE_ON_MAGIC_PACKET_ENABLE 0x00000004
+
+struct NDIS_PNP_CAPABILITIES {
+ __le32 Flags;
+ struct NDIS_PM_WAKE_UP_CAPABILITIES WakeUpCapabilities;
+};
+
+struct NDIS_PM_PACKET_PATTERN {
+ __le32 Priority;
+ __le32 Reserved;
+ __le32 MaskSize;
+ __le32 PatternOffset;
+ __le32 PatternSize;
+ __le32 PatternFlags;
+};
+
+
+/* Required Object IDs (OIDs) */
+#define OID_GEN_SUPPORTED_LIST 0x00010101
+#define OID_GEN_HARDWARE_STATUS 0x00010102
+#define OID_GEN_MEDIA_SUPPORTED 0x00010103
+#define OID_GEN_MEDIA_IN_USE 0x00010104
+#define OID_GEN_MAXIMUM_LOOKAHEAD 0x00010105
+#define OID_GEN_MAXIMUM_FRAME_SIZE 0x00010106
+#define OID_GEN_LINK_SPEED 0x00010107
+#define OID_GEN_TRANSMIT_BUFFER_SPACE 0x00010108
+#define OID_GEN_RECEIVE_BUFFER_SPACE 0x00010109
+#define OID_GEN_TRANSMIT_BLOCK_SIZE 0x0001010A
+#define OID_GEN_RECEIVE_BLOCK_SIZE 0x0001010B
+#define OID_GEN_VENDOR_ID 0x0001010C
+#define OID_GEN_VENDOR_DESCRIPTION 0x0001010D
+#define OID_GEN_CURRENT_PACKET_FILTER 0x0001010E
+#define OID_GEN_CURRENT_LOOKAHEAD 0x0001010F
+#define OID_GEN_DRIVER_VERSION 0x00010110
+#define OID_GEN_MAXIMUM_TOTAL_SIZE 0x00010111
+#define OID_GEN_PROTOCOL_OPTIONS 0x00010112
+#define OID_GEN_MAC_OPTIONS 0x00010113
+#define OID_GEN_MEDIA_CONNECT_STATUS 0x00010114
+#define OID_GEN_MAXIMUM_SEND_PACKETS 0x00010115
+#define OID_GEN_VENDOR_DRIVER_VERSION 0x00010116
+#define OID_GEN_SUPPORTED_GUIDS 0x00010117
+#define OID_GEN_NETWORK_LAYER_ADDRESSES 0x00010118
+#define OID_GEN_TRANSPORT_HEADER_OFFSET 0x00010119
+#define OID_GEN_MACHINE_NAME 0x0001021A
+#define OID_GEN_RNDIS_CONFIG_PARAMETER 0x0001021B
+#define OID_GEN_VLAN_ID 0x0001021C
+
+/* Optional OIDs */
+#define OID_GEN_MEDIA_CAPABILITIES 0x00010201
+#define OID_GEN_PHYSICAL_MEDIUM 0x00010202
+
+/* Required statistics OIDs */
+#define OID_GEN_XMIT_OK 0x00020101
+#define OID_GEN_RCV_OK 0x00020102
+#define OID_GEN_XMIT_ERROR 0x00020103
+#define OID_GEN_RCV_ERROR 0x00020104
+#define OID_GEN_RCV_NO_BUFFER 0x00020105
+
+/* Optional statistics OIDs */
+#define OID_GEN_DIRECTED_BYTES_XMIT 0x00020201
+#define OID_GEN_DIRECTED_FRAMES_XMIT 0x00020202
+#define OID_GEN_MULTICAST_BYTES_XMIT 0x00020203
+#define OID_GEN_MULTICAST_FRAMES_XMIT 0x00020204
+#define OID_GEN_BROADCAST_BYTES_XMIT 0x00020205
+#define OID_GEN_BROADCAST_FRAMES_XMIT 0x00020206
+#define OID_GEN_DIRECTED_BYTES_RCV 0x00020207
+#define OID_GEN_DIRECTED_FRAMES_RCV 0x00020208
+#define OID_GEN_MULTICAST_BYTES_RCV 0x00020209
+#define OID_GEN_MULTICAST_FRAMES_RCV 0x0002020A
+#define OID_GEN_BROADCAST_BYTES_RCV 0x0002020B
+#define OID_GEN_BROADCAST_FRAMES_RCV 0x0002020C
+#define OID_GEN_RCV_CRC_ERROR 0x0002020D
+#define OID_GEN_TRANSMIT_QUEUE_LENGTH 0x0002020E
+#define OID_GEN_GET_TIME_CAPS 0x0002020F
+#define OID_GEN_GET_NETCARD_TIME 0x00020210
+#define OID_GEN_NETCARD_LOAD 0x00020211
+#define OID_GEN_DEVICE_PROFILE 0x00020212
+#define OID_GEN_INIT_TIME_MS 0x00020213
+#define OID_GEN_RESET_COUNTS 0x00020214
+#define OID_GEN_MEDIA_SENSE_COUNTS 0x00020215
+#define OID_GEN_FRIENDLY_NAME 0x00020216
+#define OID_GEN_MINIPORT_INFO 0x00020217
+#define OID_GEN_RESET_VERIFY_PARAMETERS 0x00020218
+
+/* IEEE 802.3 (Ethernet) OIDs */
+#define NDIS_802_3_MAC_OPTION_PRIORITY 0x00000001
+
+#define OID_802_3_PERMANENT_ADDRESS 0x01010101
+#define OID_802_3_CURRENT_ADDRESS 0x01010102
+#define OID_802_3_MULTICAST_LIST 0x01010103
+#define OID_802_3_MAXIMUM_LIST_SIZE 0x01010104
+#define OID_802_3_MAC_OPTIONS 0x01010105
+#define OID_802_3_RCV_ERROR_ALIGNMENT 0x01020101
+#define OID_802_3_XMIT_ONE_COLLISION 0x01020102
+#define OID_802_3_XMIT_MORE_COLLISIONS 0x01020103
+#define OID_802_3_XMIT_DEFERRED 0x01020201
+#define OID_802_3_XMIT_MAX_COLLISIONS 0x01020202
+#define OID_802_3_RCV_OVERRUN 0x01020203
+#define OID_802_3_XMIT_UNDERRUN 0x01020204
+#define OID_802_3_XMIT_HEARTBEAT_FAILURE 0x01020205
+#define OID_802_3_XMIT_TIMES_CRS_LOST 0x01020206
+#define OID_802_3_XMIT_LATE_COLLISIONS 0x01020207
+
+/* OID_GEN_MINIPORT_INFO constants */
+#define NDIS_MINIPORT_BUS_MASTER 0x00000001
+#define NDIS_MINIPORT_WDM_DRIVER 0x00000002
+#define NDIS_MINIPORT_SG_LIST 0x00000004
+#define NDIS_MINIPORT_SUPPORTS_MEDIA_QUERY 0x00000008
+#define NDIS_MINIPORT_INDICATES_PACKETS 0x00000010
+#define NDIS_MINIPORT_IGNORE_PACKET_QUEUE 0x00000020
+#define NDIS_MINIPORT_IGNORE_REQUEST_QUEUE 0x00000040
+#define NDIS_MINIPORT_IGNORE_TOKEN_RING_ERRORS 0x00000080
+#define NDIS_MINIPORT_INTERMEDIATE_DRIVER 0x00000100
+#define NDIS_MINIPORT_IS_NDIS_5 0x00000200
+#define NDIS_MINIPORT_IS_CO 0x00000400
+#define NDIS_MINIPORT_DESERIALIZE 0x00000800
+#define NDIS_MINIPORT_REQUIRES_MEDIA_POLLING 0x00001000
+#define NDIS_MINIPORT_SUPPORTS_MEDIA_SENSE 0x00002000
+#define NDIS_MINIPORT_NETBOOT_CARD 0x00004000
+#define NDIS_MINIPORT_PM_SUPPORTED 0x00008000
+#define NDIS_MINIPORT_SUPPORTS_MAC_ADDRESS_OVERWRITE 0x00010000
+#define NDIS_MINIPORT_USES_SAFE_BUFFER_APIS 0x00020000
+#define NDIS_MINIPORT_HIDDEN 0x00040000
+#define NDIS_MINIPORT_SWENUM 0x00080000
+#define NDIS_MINIPORT_SURPRISE_REMOVE_OK 0x00100000
+#define NDIS_MINIPORT_NO_HALT_ON_SUSPEND 0x00200000
+#define NDIS_MINIPORT_HARDWARE_DEVICE 0x00400000
+#define NDIS_MINIPORT_SUPPORTS_CANCEL_SEND_PACKETS 0x00800000
+#define NDIS_MINIPORT_64BITS_DMA 0x01000000
+
+#define NDIS_MEDIUM_802_3 0x00000000
+#define NDIS_MEDIUM_802_5 0x00000001
+#define NDIS_MEDIUM_FDDI 0x00000002
+#define NDIS_MEDIUM_WAN 0x00000003
+#define NDIS_MEDIUM_LOCAL_TALK 0x00000004
+#define NDIS_MEDIUM_DIX 0x00000005
+#define NDIS_MEDIUM_ARCENT_RAW 0x00000006
+#define NDIS_MEDIUM_ARCENT_878_2 0x00000007
+#define NDIS_MEDIUM_ATM 0x00000008
+#define NDIS_MEDIUM_WIRELESS_LAN 0x00000009
+#define NDIS_MEDIUM_IRDA 0x0000000A
+#define NDIS_MEDIUM_BPC 0x0000000B
+#define NDIS_MEDIUM_CO_WAN 0x0000000C
+#define NDIS_MEDIUM_1394 0x0000000D
+
+#define NDIS_PACKET_TYPE_DIRECTED 0x00000001
+#define NDIS_PACKET_TYPE_MULTICAST 0x00000002
+#define NDIS_PACKET_TYPE_ALL_MULTICAST 0x00000004
+#define NDIS_PACKET_TYPE_BROADCAST 0x00000008
+#define NDIS_PACKET_TYPE_SOURCE_ROUTING 0x00000010
+#define NDIS_PACKET_TYPE_PROMISCUOUS 0x00000020
+#define NDIS_PACKET_TYPE_SMT 0x00000040
+#define NDIS_PACKET_TYPE_ALL_LOCAL 0x00000080
+#define NDIS_PACKET_TYPE_GROUP 0x00000100
+#define NDIS_PACKET_TYPE_ALL_FUNCTIONAL 0x00000200
+#define NDIS_PACKET_TYPE_FUNCTIONAL 0x00000400
+#define NDIS_PACKET_TYPE_MAC_FRAME 0x00000800
+
+#define NDIS_MEDIA_STATE_CONNECTED 0x00000000
+#define NDIS_MEDIA_STATE_DISCONNECTED 0x00000001
+
+#define NDIS_MAC_OPTION_COPY_LOOKAHEAD_DATA 0x00000001
+#define NDIS_MAC_OPTION_RECEIVE_SERIALIZED 0x00000002
+#define NDIS_MAC_OPTION_TRANSFERS_NOT_PEND 0x00000004
+#define NDIS_MAC_OPTION_NO_LOOPBACK 0x00000008
+#define NDIS_MAC_OPTION_FULL_DUPLEX 0x00000010
+#define NDIS_MAC_OPTION_EOTX_INDICATION 0x00000020
+#define NDIS_MAC_OPTION_8021P_PRIORITY 0x00000040
+#define NDIS_MAC_OPTION_RESERVED 0x80000000
+
+#endif /* _LINUX_NDIS_H */
--- /dev/null
+/*
+ * RNDIS MSG parser
+ *
+ * Version: $Id: rndis.c,v 1.19 2004/03/25 21:33:46 robert Exp $
+ *
+ * Authors: Benedikt Spranger, Pengutronix
+ * Robert Schwebel, Pengutronix
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This software was originally developed in conformance with
+ * Microsoft's Remote NDIS Specification License Agreement.
+ *
+ * 03/12/2004 Kai-Uwe Bloem <linux-development@auerswald.de>
+ * Fixed message length bug in init_response
+ *
+ * 03/25/2004 Kai-Uwe Bloem <linux-development@auerswald.de>
+ * Fixed rndis_rm_hdr length bug.
+ *
+ * Copyright (C) 2004 by David Brownell
+ * updates to merge with Linux 2.6, better match RNDIS spec
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/proc_fs.h>
+#include <linux/netdevice.h>
+
+#include <asm/io.h>
+#include <asm/byteorder.h>
+#include <asm/system.h>
+#include <asm/unaligned.h>
+
+
+#undef RNDIS_PM
+#undef RNDIS_WAKEUP
+#undef VERBOSE
+
+#include "rndis.h"
+
+
+/* The driver for your USB chip needs to support ep0 OUT to work with
+ * RNDIS, plus all three CDC Ethernet endpoints (interrupt not optional).
+ *
+ * Windows hosts need an INF file like Documentation/usb/linux.inf
+ * and will be happier if you provide the host_addr module parameter.
+ */
+
+#if 0
+static int rndis_debug = 0;
+module_param (rndis_debug, int, 0);
+MODULE_PARM_DESC (rndis_debug, "enable debugging");
+#else
+#define rndis_debug 0
+#endif
+
+#define DBG(str,args...) do { \
+ if (rndis_debug) \
+ pr_debug(str , ## args); \
+ } while (0)
+
+#define RNDIS_MAX_CONFIGS 1
+
+
+static rndis_params rndis_per_dev_params [RNDIS_MAX_CONFIGS];
+
+/* Driver Version */
+static const __le32 rndis_driver_version = __constant_cpu_to_le32 (1);
+
+/* Function Prototypes */
+static rndis_resp_t *rndis_add_response (int configNr, u32 length);
+
+
+/* supported OIDs */
+static const u32 oid_supported_list [] =
+{
+ /* the general stuff */
+ OID_GEN_SUPPORTED_LIST,
+ OID_GEN_HARDWARE_STATUS,
+ OID_GEN_MEDIA_SUPPORTED,
+ OID_GEN_MEDIA_IN_USE,
+ OID_GEN_MAXIMUM_FRAME_SIZE,
+ OID_GEN_LINK_SPEED,
+ OID_GEN_TRANSMIT_BLOCK_SIZE,
+ OID_GEN_RECEIVE_BLOCK_SIZE,
+ OID_GEN_VENDOR_ID,
+ OID_GEN_VENDOR_DESCRIPTION,
+ OID_GEN_VENDOR_DRIVER_VERSION,
+ OID_GEN_CURRENT_PACKET_FILTER,
+ OID_GEN_MAXIMUM_TOTAL_SIZE,
+ OID_GEN_MEDIA_CONNECT_STATUS,
+ OID_GEN_PHYSICAL_MEDIUM,
+#if 0
+ OID_GEN_RNDIS_CONFIG_PARAMETER,
+#endif
+
+ /* the statistical stuff */
+ OID_GEN_XMIT_OK,
+ OID_GEN_RCV_OK,
+ OID_GEN_XMIT_ERROR,
+ OID_GEN_RCV_ERROR,
+ OID_GEN_RCV_NO_BUFFER,
+#ifdef RNDIS_OPTIONAL_STATS
+ OID_GEN_DIRECTED_BYTES_XMIT,
+ OID_GEN_DIRECTED_FRAMES_XMIT,
+ OID_GEN_MULTICAST_BYTES_XMIT,
+ OID_GEN_MULTICAST_FRAMES_XMIT,
+ OID_GEN_BROADCAST_BYTES_XMIT,
+ OID_GEN_BROADCAST_FRAMES_XMIT,
+ OID_GEN_DIRECTED_BYTES_RCV,
+ OID_GEN_DIRECTED_FRAMES_RCV,
+ OID_GEN_MULTICAST_BYTES_RCV,
+ OID_GEN_MULTICAST_FRAMES_RCV,
+ OID_GEN_BROADCAST_BYTES_RCV,
+ OID_GEN_BROADCAST_FRAMES_RCV,
+ OID_GEN_RCV_CRC_ERROR,
+ OID_GEN_TRANSMIT_QUEUE_LENGTH,
+#endif /* RNDIS_OPTIONAL_STATS */
+
+ /* mandatory 802.3 */
+ /* the general stuff */
+ OID_802_3_PERMANENT_ADDRESS,
+ OID_802_3_CURRENT_ADDRESS,
+ OID_802_3_MULTICAST_LIST,
+ OID_802_3_MAC_OPTIONS,
+ OID_802_3_MAXIMUM_LIST_SIZE,
+
+ /* the statistical stuff */
+ OID_802_3_RCV_ERROR_ALIGNMENT,
+ OID_802_3_XMIT_ONE_COLLISION,
+ OID_802_3_XMIT_MORE_COLLISIONS,
+#ifdef RNDIS_OPTIONAL_STATS
+ OID_802_3_XMIT_DEFERRED,
+ OID_802_3_XMIT_MAX_COLLISIONS,
+ OID_802_3_RCV_OVERRUN,
+ OID_802_3_XMIT_UNDERRUN,
+ OID_802_3_XMIT_HEARTBEAT_FAILURE,
+ OID_802_3_XMIT_TIMES_CRS_LOST,
+ OID_802_3_XMIT_LATE_COLLISIONS,
+#endif /* RNDIS_OPTIONAL_STATS */
+
+#ifdef RNDIS_PM
+ /* PM and wakeup are mandatory for USB: */
+
+ /* power management */
+ OID_PNP_CAPABILITIES,
+ OID_PNP_QUERY_POWER,
+ OID_PNP_SET_POWER,
+
+#ifdef RNDIS_WAKEUP
+ /* wake up host */
+ OID_PNP_ENABLE_WAKE_UP,
+ OID_PNP_ADD_WAKE_UP_PATTERN,
+ OID_PNP_REMOVE_WAKE_UP_PATTERN,
+#endif /* RNDIS_WAKEUP */
+#endif /* RNDIS_PM */
+};
+
+
+/* NDIS Functions */
+static int
+gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
+ rndis_resp_t *r)
+{
+ int retval = -ENOTSUPP;
+ u32 length = 4; /* usually */
+ __le32 *outbuf;
+ int i, count;
+ rndis_query_cmplt_type *resp;
+
+ if (!r) return -ENOMEM;
+ resp = (rndis_query_cmplt_type *) r->buf;
+
+ if (!resp) return -ENOMEM;
+
+ if (buf_len && rndis_debug > 1) {
+ DBG("query OID %08x value, len %d:\n", OID, buf_len);
+ for (i = 0; i < buf_len; i += 16) {
+ DBG("%03d: %08x %08x %08x %08x\n", i,
+ get_unaligned_le32(&buf[i]),
+ get_unaligned_le32(&buf[i + 4]),
+ get_unaligned_le32(&buf[i + 8]),
+ get_unaligned_le32(&buf[i + 12]));
+ }
+ }
+
+ /* response goes here, right after the header */
+ outbuf = (__le32 *) &resp[1];
+ resp->InformationBufferOffset = __constant_cpu_to_le32 (16);
+
+ switch (OID) {
+
+ /* general oids (table 4-1) */
+
+ /* mandatory */
+ case OID_GEN_SUPPORTED_LIST:
+ DBG("%s: OID_GEN_SUPPORTED_LIST\n", __func__);
+ length = sizeof (oid_supported_list);
+ count = length / sizeof (u32);
+ for (i = 0; i < count; i++)
+ outbuf[i] = cpu_to_le32 (oid_supported_list[i]);
+ retval = 0;
+ break;
+
+ /* mandatory */
+ case OID_GEN_HARDWARE_STATUS:
+ DBG("%s: OID_GEN_HARDWARE_STATUS\n", __func__);
+ /* Bogus question!
+ * Hardware must be ready to receive high level protocols.
+ * BTW:
+ * reddite ergo quae sunt Caesaris Caesari
+ * et quae sunt Dei Deo!
+ */
+ *outbuf = __constant_cpu_to_le32 (0);
+ retval = 0;
+ break;
+
+ /* mandatory */
+ case OID_GEN_MEDIA_SUPPORTED:
+ DBG("%s: OID_GEN_MEDIA_SUPPORTED\n", __func__);
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr].medium);
+ retval = 0;
+ break;
+
+ /* mandatory */
+ case OID_GEN_MEDIA_IN_USE:
+ DBG("%s: OID_GEN_MEDIA_IN_USE\n", __func__);
+ /* one medium, one transport... (maybe you do it better) */
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr].medium);
+ retval = 0;
+ break;
+
+ /* mandatory */
+ case OID_GEN_MAXIMUM_FRAME_SIZE:
+ DBG("%s: OID_GEN_MAXIMUM_FRAME_SIZE\n", __func__);
+ if (rndis_per_dev_params [configNr].dev) {
+ *outbuf = cpu_to_le32 (
+ rndis_per_dev_params [configNr].dev->mtu);
+ retval = 0;
+ }
+ break;
+
+ /* mandatory */
+ case OID_GEN_LINK_SPEED:
+ if (rndis_debug > 1)
+ DBG("%s: OID_GEN_LINK_SPEED\n", __func__);
+ if (rndis_per_dev_params [configNr].media_state
+ == NDIS_MEDIA_STATE_DISCONNECTED)
+ *outbuf = __constant_cpu_to_le32 (0);
+ else
+ *outbuf = cpu_to_le32 (
+ rndis_per_dev_params [configNr].speed);
+ retval = 0;
+ break;
+
+ /* mandatory */
+ case OID_GEN_TRANSMIT_BLOCK_SIZE:
+ DBG("%s: OID_GEN_TRANSMIT_BLOCK_SIZE\n", __func__);
+ if (rndis_per_dev_params [configNr].dev) {
+ *outbuf = cpu_to_le32 (
+ rndis_per_dev_params [configNr].dev->mtu);
+ retval = 0;
+ }
+ break;
+
+ /* mandatory */
+ case OID_GEN_RECEIVE_BLOCK_SIZE:
+ DBG("%s: OID_GEN_RECEIVE_BLOCK_SIZE\n", __func__);
+ if (rndis_per_dev_params [configNr].dev) {
+ *outbuf = cpu_to_le32 (
+ rndis_per_dev_params [configNr].dev->mtu);
+ retval = 0;
+ }
+ break;
+
+ /* mandatory */
+ case OID_GEN_VENDOR_ID:
+ DBG("%s: OID_GEN_VENDOR_ID\n", __func__);
+ *outbuf = cpu_to_le32 (
+ rndis_per_dev_params [configNr].vendorID);
+ retval = 0;
+ break;
+
+ /* mandatory */
+ case OID_GEN_VENDOR_DESCRIPTION:
+ DBG("%s: OID_GEN_VENDOR_DESCRIPTION\n", __func__);
+ length = strlen (rndis_per_dev_params [configNr].vendorDescr);
+ memcpy (outbuf,
+ rndis_per_dev_params [configNr].vendorDescr, length);
+ retval = 0;
+ break;
+
+ case OID_GEN_VENDOR_DRIVER_VERSION:
+ DBG("%s: OID_GEN_VENDOR_DRIVER_VERSION\n", __func__);
+ /* Created as LE */
+ *outbuf = rndis_driver_version;
+ retval = 0;
+ break;
+
+ /* mandatory */
+ case OID_GEN_CURRENT_PACKET_FILTER:
+ DBG("%s: OID_GEN_CURRENT_PACKET_FILTER\n", __func__);
+ *outbuf = cpu_to_le32 (*rndis_per_dev_params[configNr].filter);
+ retval = 0;
+ break;
+
+ /* mandatory */
+ case OID_GEN_MAXIMUM_TOTAL_SIZE:
+ DBG("%s: OID_GEN_MAXIMUM_TOTAL_SIZE\n", __func__);
+ *outbuf = __constant_cpu_to_le32(RNDIS_MAX_TOTAL_SIZE);
+ retval = 0;
+ break;
+
+ /* mandatory */
+ case OID_GEN_MEDIA_CONNECT_STATUS:
+ if (rndis_debug > 1)
+ DBG("%s: OID_GEN_MEDIA_CONNECT_STATUS\n", __func__);
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr]
+ .media_state);
+ retval = 0;
+ break;
+
+ case OID_GEN_PHYSICAL_MEDIUM:
+ DBG("%s: OID_GEN_PHYSICAL_MEDIUM\n", __func__);
+ *outbuf = __constant_cpu_to_le32 (0);
+ retval = 0;
+ break;
+
+ /* The RNDIS specification is incomplete/wrong. Some versions
+ * of MS-Windows expect OIDs that aren't specified there. Other
+ * versions emit undefined RNDIS messages. DOCUMENT ALL THESE!
+ */
+ case OID_GEN_MAC_OPTIONS: /* from WinME */
+ DBG("%s: OID_GEN_MAC_OPTIONS\n", __func__);
+ *outbuf = __constant_cpu_to_le32(
+ NDIS_MAC_OPTION_RECEIVE_SERIALIZED
+ | NDIS_MAC_OPTION_FULL_DUPLEX);
+ retval = 0;
+ break;
+
+ /* statistics OIDs (table 4-2) */
+
+ /* mandatory */
+ case OID_GEN_XMIT_OK:
+ if (rndis_debug > 1)
+ DBG("%s: OID_GEN_XMIT_OK\n", __func__);
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (
+ rndis_per_dev_params [configNr].stats->tx_packets -
+ rndis_per_dev_params [configNr].stats->tx_errors -
+ rndis_per_dev_params [configNr].stats->tx_dropped);
+ retval = 0;
+ }
+ break;
+
+ /* mandatory */
+ case OID_GEN_RCV_OK:
+ if (rndis_debug > 1)
+ DBG("%s: OID_GEN_RCV_OK\n", __func__);
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (
+ rndis_per_dev_params [configNr].stats->rx_packets -
+ rndis_per_dev_params [configNr].stats->rx_errors -
+ rndis_per_dev_params [configNr].stats->rx_dropped);
+ retval = 0;
+ }
+ break;
+
+ /* mandatory */
+ case OID_GEN_XMIT_ERROR:
+ if (rndis_debug > 1)
+ DBG("%s: OID_GEN_XMIT_ERROR\n", __func__);
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr]
+ .stats->tx_errors);
+ retval = 0;
+ }
+ break;
+
+ /* mandatory */
+ case OID_GEN_RCV_ERROR:
+ if (rndis_debug > 1)
+ DBG("%s: OID_GEN_RCV_ERROR\n", __func__);
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr]
+ .stats->rx_errors);
+ retval = 0;
+ }
+ break;
+
+ /* mandatory */
+ case OID_GEN_RCV_NO_BUFFER:
+ DBG("%s: OID_GEN_RCV_NO_BUFFER\n", __func__);
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr]
+ .stats->rx_dropped);
+ retval = 0;
+ }
+ break;
+
+#ifdef RNDIS_OPTIONAL_STATS
+ case OID_GEN_DIRECTED_BYTES_XMIT:
+ DBG("%s: OID_GEN_DIRECTED_BYTES_XMIT\n", __func__);
+ /*
+ * Aunt Tilly's size of shoes
+ * minus antarctica count of penguins
+ * divided by weight of Alpha Centauri
+ */
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (
+ (rndis_per_dev_params [configNr]
+ .stats->tx_packets -
+ rndis_per_dev_params [configNr]
+ .stats->tx_errors -
+ rndis_per_dev_params [configNr]
+ .stats->tx_dropped)
+ * 123);
+ retval = 0;
+ }
+ break;
+
+ case OID_GEN_DIRECTED_FRAMES_XMIT:
+ DBG("%s: OID_GEN_DIRECTED_FRAMES_XMIT\n", __func__);
+ /* dito */
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (
+ (rndis_per_dev_params [configNr]
+ .stats->tx_packets -
+ rndis_per_dev_params [configNr]
+ .stats->tx_errors -
+ rndis_per_dev_params [configNr]
+ .stats->tx_dropped)
+ / 123);
+ retval = 0;
+ }
+ break;
+
+ case OID_GEN_MULTICAST_BYTES_XMIT:
+ DBG("%s: OID_GEN_MULTICAST_BYTES_XMIT\n", __func__);
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr]
+ .stats->multicast*1234);
+ retval = 0;
+ }
+ break;
+
+ case OID_GEN_MULTICAST_FRAMES_XMIT:
+ DBG("%s: OID_GEN_MULTICAST_FRAMES_XMIT\n", __func__);
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr]
+ .stats->multicast);
+ retval = 0;
+ }
+ break;
+
+ case OID_GEN_BROADCAST_BYTES_XMIT:
+ DBG("%s: OID_GEN_BROADCAST_BYTES_XMIT\n", __func__);
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr]
+ .stats->tx_packets/42*255);
+ retval = 0;
+ }
+ break;
+
+ case OID_GEN_BROADCAST_FRAMES_XMIT:
+ DBG("%s: OID_GEN_BROADCAST_FRAMES_XMIT\n", __func__);
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr]
+ .stats->tx_packets/42);
+ retval = 0;
+ }
+ break;
+
+ case OID_GEN_DIRECTED_BYTES_RCV:
+ DBG("%s: OID_GEN_DIRECTED_BYTES_RCV\n", __func__);
+ *outbuf = __constant_cpu_to_le32 (0);
+ retval = 0;
+ break;
+
+ case OID_GEN_DIRECTED_FRAMES_RCV:
+ DBG("%s: OID_GEN_DIRECTED_FRAMES_RCV\n", __func__);
+ *outbuf = __constant_cpu_to_le32 (0);
+ retval = 0;
+ break;
+
+ case OID_GEN_MULTICAST_BYTES_RCV:
+ DBG("%s: OID_GEN_MULTICAST_BYTES_RCV\n", __func__);
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr]
+ .stats->multicast * 1111);
+ retval = 0;
+ }
+ break;
+
+ case OID_GEN_MULTICAST_FRAMES_RCV:
+ DBG("%s: OID_GEN_MULTICAST_FRAMES_RCV\n", __func__);
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr]
+ .stats->multicast);
+ retval = 0;
+ }
+ break;
+
+ case OID_GEN_BROADCAST_BYTES_RCV:
+ DBG("%s: OID_GEN_BROADCAST_BYTES_RCV\n", __func__);
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr]
+ .stats->rx_packets/42*255);
+ retval = 0;
+ }
+ break;
+
+ case OID_GEN_BROADCAST_FRAMES_RCV:
+ DBG("%s: OID_GEN_BROADCAST_FRAMES_RCV\n", __func__);
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr]
+ .stats->rx_packets/42);
+ retval = 0;
+ }
+ break;
+
+ case OID_GEN_RCV_CRC_ERROR:
+ DBG("%s: OID_GEN_RCV_CRC_ERROR\n", __func__);
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr]
+ .stats->rx_crc_errors);
+ retval = 0;
+ }
+ break;
+
+ case OID_GEN_TRANSMIT_QUEUE_LENGTH:
+ DBG("%s: OID_GEN_TRANSMIT_QUEUE_LENGTH\n", __func__);
+ *outbuf = __constant_cpu_to_le32 (0);
+ retval = 0;
+ break;
+#endif /* RNDIS_OPTIONAL_STATS */
+
+ /* ieee802.3 OIDs (table 4-3) */
+
+ /* mandatory */
+ case OID_802_3_PERMANENT_ADDRESS:
+ DBG("%s: OID_802_3_PERMANENT_ADDRESS\n", __func__);
+ if (rndis_per_dev_params [configNr].dev) {
+ length = ETH_ALEN;
+ memcpy (outbuf,
+ rndis_per_dev_params [configNr].host_mac,
+ length);
+ retval = 0;
+ }
+ break;
+
+ /* mandatory */
+ case OID_802_3_CURRENT_ADDRESS:
+ DBG("%s: OID_802_3_CURRENT_ADDRESS\n", __func__);
+ if (rndis_per_dev_params [configNr].dev) {
+ length = ETH_ALEN;
+ memcpy (outbuf,
+ rndis_per_dev_params [configNr].host_mac,
+ length);
+ retval = 0;
+ }
+ break;
+
+ /* mandatory */
+ case OID_802_3_MULTICAST_LIST:
+ DBG("%s: OID_802_3_MULTICAST_LIST\n", __func__);
+ /* Multicast base address only */
+ *outbuf = __constant_cpu_to_le32 (0xE0000000);
+ retval = 0;
+ break;
+
+ /* mandatory */
+ case OID_802_3_MAXIMUM_LIST_SIZE:
+ DBG("%s: OID_802_3_MAXIMUM_LIST_SIZE\n", __func__);
+ /* Multicast base address only */
+ *outbuf = __constant_cpu_to_le32 (1);
+ retval = 0;
+ break;
+
+ case OID_802_3_MAC_OPTIONS:
+ DBG("%s: OID_802_3_MAC_OPTIONS\n", __func__);
+ break;
+
+ /* ieee802.3 statistics OIDs (table 4-4) */
+
+ /* mandatory */
+ case OID_802_3_RCV_ERROR_ALIGNMENT:
+ DBG("%s: OID_802_3_RCV_ERROR_ALIGNMENT\n", __func__);
+ if (rndis_per_dev_params [configNr].stats) {
+ *outbuf = cpu_to_le32 (rndis_per_dev_params [configNr]
+ .stats->rx_frame_errors);
+ retval = 0;
+ }
+ break;
+
+ /* mandatory */
+ case OID_802_3_XMIT_ONE_COLLISION:
+ DBG("%s: OID_802_3_XMIT_ONE_COLLISION\n", __func__);
+ *outbuf = __constant_cpu_to_le32 (0);
+ retval = 0;
+ break;
+
+ /* mandatory */
+ case OID_802_3_XMIT_MORE_COLLISIONS:
+ DBG("%s: OID_802_3_XMIT_MORE_COLLISIONS\n", __func__);
+ *outbuf = __constant_cpu_to_le32 (0);
+ retval = 0;
+ break;
+
+#ifdef RNDIS_OPTIONAL_STATS
+ case OID_802_3_XMIT_DEFERRED:
+ DBG("%s: OID_802_3_XMIT_DEFERRED\n", __func__);
+ /* TODO */
+ break;
+
+ case OID_802_3_XMIT_MAX_COLLISIONS:
+ DBG("%s: OID_802_3_XMIT_MAX_COLLISIONS\n", __func__);
+ /* TODO */
+ break;
+
+ case OID_802_3_RCV_OVERRUN:
+ DBG("%s: OID_802_3_RCV_OVERRUN\n", __func__);
+ /* TODO */
+ break;
+
+ case OID_802_3_XMIT_UNDERRUN:
+ DBG("%s: OID_802_3_XMIT_UNDERRUN\n", __func__);
+ /* TODO */
+ break;
+
+ case OID_802_3_XMIT_HEARTBEAT_FAILURE:
+ DBG("%s: OID_802_3_XMIT_HEARTBEAT_FAILURE\n", __func__);
+ /* TODO */
+ break;
+
+ case OID_802_3_XMIT_TIMES_CRS_LOST:
+ DBG("%s: OID_802_3_XMIT_TIMES_CRS_LOST\n", __func__);
+ /* TODO */
+ break;
+
+ case OID_802_3_XMIT_LATE_COLLISIONS:
+ DBG("%s: OID_802_3_XMIT_LATE_COLLISIONS\n", __func__);
+ /* TODO */
+ break;
+#endif /* RNDIS_OPTIONAL_STATS */
+
+#ifdef RNDIS_PM
+ /* power management OIDs (table 4-5) */
+ case OID_PNP_CAPABILITIES:
+ DBG("%s: OID_PNP_CAPABILITIES\n", __func__);
+
+ /* for now, no wakeup capabilities */
+ length = sizeof (struct NDIS_PNP_CAPABILITIES);
+ memset(outbuf, 0, length);
+ retval = 0;
+ break;
+ case OID_PNP_QUERY_POWER:
+ DBG("%s: OID_PNP_QUERY_POWER D%d\n", __func__,
+ get_unaligned_le32(buf) - 1);
+ /* only suspend is a real power state, and
+ * it can't be entered by OID_PNP_SET_POWER...
+ */
+ length = 0;
+ retval = 0;
+ break;
+#endif
+
+ default:
+ pr_warning("%s: query unknown OID 0x%08X\n",
+ __func__, OID);
+ }
+ if (retval < 0)
+ length = 0;
+
+ resp->InformationBufferLength = cpu_to_le32 (length);
+ r->length = length + sizeof *resp;
+ resp->MessageLength = cpu_to_le32 (r->length);
+ return retval;
+}
+
+static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len,
+ rndis_resp_t *r)
+{
+ rndis_set_cmplt_type *resp;
+ int i, retval = -ENOTSUPP;
+ struct rndis_params *params;
+
+ if (!r)
+ return -ENOMEM;
+ resp = (rndis_set_cmplt_type *) r->buf;
+ if (!resp)
+ return -ENOMEM;
+
+ if (buf_len && rndis_debug > 1) {
+ DBG("set OID %08x value, len %d:\n", OID, buf_len);
+ for (i = 0; i < buf_len; i += 16) {
+ DBG("%03d: %08x %08x %08x %08x\n", i,
+ get_unaligned_le32(&buf[i]),
+ get_unaligned_le32(&buf[i + 4]),
+ get_unaligned_le32(&buf[i + 8]),
+ get_unaligned_le32(&buf[i + 12]));
+ }
+ }
+
+ params = &rndis_per_dev_params [configNr];
+ switch (OID) {
+ case OID_GEN_CURRENT_PACKET_FILTER:
+
+ /* these NDIS_PACKET_TYPE_* bitflags are shared with
+ * cdc_filter; it's not RNDIS-specific
+ * NDIS_PACKET_TYPE_x == USB_CDC_PACKET_TYPE_x for x in:
+ * PROMISCUOUS, DIRECTED,
+ * MULTICAST, ALL_MULTICAST, BROADCAST
+ */
+ *params->filter = (u16)get_unaligned_le32(buf);
+ DBG("%s: OID_GEN_CURRENT_PACKET_FILTER %08x\n",
+ __func__, *params->filter);
+
+ /* this call has a significant side effect: it's
+ * what makes the packet flow start and stop, like
+ * activating the CDC Ethernet altsetting.
+ */
+#ifdef RNDIS_PM
+update_linkstate:
+#endif
+ retval = 0;
+ if (*params->filter) {
+ params->state = RNDIS_DATA_INITIALIZED;
+ netif_carrier_on(params->dev);
+ if (netif_running(params->dev))
+ netif_wake_queue (params->dev);
+ } else {
+ params->state = RNDIS_INITIALIZED;
+ netif_carrier_off (params->dev);
+ netif_stop_queue (params->dev);
+ }
+ break;
+
+ case OID_802_3_MULTICAST_LIST:
+ /* I think we can ignore this */
+ DBG("%s: OID_802_3_MULTICAST_LIST\n", __func__);
+ retval = 0;
+ break;
+#if 0
+ case OID_GEN_RNDIS_CONFIG_PARAMETER:
+ {
+ struct rndis_config_parameter *param;
+ param = (struct rndis_config_parameter *) buf;
+ DBG("%s: OID_GEN_RNDIS_CONFIG_PARAMETER '%*s'\n",
+ __func__,
+ min(cpu_to_le32(param->ParameterNameLength),80),
+ buf + param->ParameterNameOffset);
+ retval = 0;
+ }
+ break;
+#endif
+
+#ifdef RNDIS_PM
+ case OID_PNP_SET_POWER:
+ /* The only real power state is USB suspend, and RNDIS requests
+ * can't enter it; this one isn't really about power. After
+ * resuming, Windows forces a reset, and then SET_POWER D0.
+ * FIXME ... then things go batty; Windows wedges itself.
+ */
+ i = get_unaligned_le32(buf);
+ DBG("%s: OID_PNP_SET_POWER D%d\n", __func__, i - 1);
+ switch (i) {
+ case NdisDeviceStateD0:
+ *params->filter = params->saved_filter;
+ goto update_linkstate;
+ case NdisDeviceStateD3:
+ case NdisDeviceStateD2:
+ case NdisDeviceStateD1:
+ params->saved_filter = *params->filter;
+ retval = 0;
+ break;
+ }
+ break;
+
+#ifdef RNDIS_WAKEUP
+ // no wakeup support advertised, so wakeup OIDs always fail:
+ // - OID_PNP_ENABLE_WAKE_UP
+ // - OID_PNP_{ADD,REMOVE}_WAKE_UP_PATTERN
+#endif
+
+#endif /* RNDIS_PM */
+
+ default:
+ pr_warning("%s: set unknown OID 0x%08X, size %d\n",
+ __func__, OID, buf_len);
+ }
+
+ return retval;
+}
+
+/*
+ * Response Functions
+ */
+
+static int rndis_init_response (int configNr, rndis_init_msg_type *buf)
+{
+ rndis_init_cmplt_type *resp;
+ rndis_resp_t *r;
+
+ if (!rndis_per_dev_params [configNr].dev) return -ENOTSUPP;
+
+ r = rndis_add_response (configNr, sizeof (rndis_init_cmplt_type));
+ if (!r)
+ return -ENOMEM;
+ resp = (rndis_init_cmplt_type *) r->buf;
+
+ resp->MessageType = __constant_cpu_to_le32 (
+ REMOTE_NDIS_INITIALIZE_CMPLT);
+ resp->MessageLength = __constant_cpu_to_le32 (52);
+ resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
+ resp->Status = __constant_cpu_to_le32 (RNDIS_STATUS_SUCCESS);
+ resp->MajorVersion = __constant_cpu_to_le32 (RNDIS_MAJOR_VERSION);
+ resp->MinorVersion = __constant_cpu_to_le32 (RNDIS_MINOR_VERSION);
+ resp->DeviceFlags = __constant_cpu_to_le32 (RNDIS_DF_CONNECTIONLESS);
+ resp->Medium = __constant_cpu_to_le32 (RNDIS_MEDIUM_802_3);
+ resp->MaxPacketsPerTransfer = __constant_cpu_to_le32 (1);
+ resp->MaxTransferSize = cpu_to_le32 (
+ rndis_per_dev_params [configNr].dev->mtu
+ + sizeof (struct ethhdr)
+ + sizeof (struct rndis_packet_msg_type)
+ + 22);
+ resp->PacketAlignmentFactor = __constant_cpu_to_le32 (0);
+ resp->AFListOffset = __constant_cpu_to_le32 (0);
+ resp->AFListSize = __constant_cpu_to_le32 (0);
+
+ if (rndis_per_dev_params [configNr].ack)
+ rndis_per_dev_params [configNr].ack (
+ rndis_per_dev_params [configNr].dev);
+
+ return 0;
+}
+
+static int rndis_query_response (int configNr, rndis_query_msg_type *buf)
+{
+ rndis_query_cmplt_type *resp;
+ rndis_resp_t *r;
+
+ // DBG("%s: OID = %08X\n", __func__, cpu_to_le32(buf->OID));
+ if (!rndis_per_dev_params [configNr].dev) return -ENOTSUPP;
+
+ /*
+ * we need more memory:
+ * gen_ndis_query_resp expects enough space for
+ * rndis_query_cmplt_type followed by data.
+ * oid_supported_list is the largest data reply
+ */
+ r = rndis_add_response (configNr,
+ sizeof (oid_supported_list) + sizeof(rndis_query_cmplt_type));
+ if (!r)
+ return -ENOMEM;
+ resp = (rndis_query_cmplt_type *) r->buf;
+
+ resp->MessageType = __constant_cpu_to_le32 (REMOTE_NDIS_QUERY_CMPLT);
+ resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
+
+ if (gen_ndis_query_resp (configNr, le32_to_cpu (buf->OID),
+ le32_to_cpu(buf->InformationBufferOffset)
+ + 8 + (u8 *) buf,
+ le32_to_cpu(buf->InformationBufferLength),
+ r)) {
+ /* OID not supported */
+ resp->Status = __constant_cpu_to_le32 (
+ RNDIS_STATUS_NOT_SUPPORTED);
+ resp->MessageLength = __constant_cpu_to_le32 (sizeof *resp);
+ resp->InformationBufferLength = __constant_cpu_to_le32 (0);
+ resp->InformationBufferOffset = __constant_cpu_to_le32 (0);
+ } else
+ resp->Status = __constant_cpu_to_le32 (RNDIS_STATUS_SUCCESS);
+
+ if (rndis_per_dev_params [configNr].ack)
+ rndis_per_dev_params [configNr].ack (
+ rndis_per_dev_params [configNr].dev);
+ return 0;
+}
+
+static int rndis_set_response (int configNr, rndis_set_msg_type *buf)
+{
+ u32 BufLength, BufOffset;
+ rndis_set_cmplt_type *resp;
+ rndis_resp_t *r;
+#ifdef VERBOSE
+ int i;
+#endif
+
+ r = rndis_add_response (configNr, sizeof (rndis_set_cmplt_type));
+ if (!r)
+ return -ENOMEM;
+ resp = (rndis_set_cmplt_type *) r->buf;
+
+ BufLength = le32_to_cpu (buf->InformationBufferLength);
+ BufOffset = le32_to_cpu (buf->InformationBufferOffset);
+
+#ifdef VERBOSE
+ DBG("%s: Length: %d\n", __func__, BufLength);
+ DBG("%s: Offset: %d\n", __func__, BufOffset);
+ DBG("%s: InfoBuffer: ", __func__);
+
+ for (i = 0; i < BufLength; i++) {
+ DBG("%02x ", *(((u8 *) buf) + i + 8 + BufOffset));
+ }
+
+ DBG("\n");
+#endif
+
+ resp->MessageType = __constant_cpu_to_le32 (REMOTE_NDIS_SET_CMPLT);
+ resp->MessageLength = __constant_cpu_to_le32 (16);
+ resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
+ if (gen_ndis_set_resp (configNr, le32_to_cpu (buf->OID),
+ ((u8 *) buf) + 8 + BufOffset, BufLength, r))
+ resp->Status = __constant_cpu_to_le32 (RNDIS_STATUS_NOT_SUPPORTED);
+ else
+ resp->Status = __constant_cpu_to_le32 (RNDIS_STATUS_SUCCESS);
+
+ if (rndis_per_dev_params [configNr].ack)
+ rndis_per_dev_params [configNr].ack (
+ rndis_per_dev_params [configNr].dev);
+
+ return 0;
+}
+
+static int rndis_reset_response (int configNr, rndis_reset_msg_type *buf)
+{
+ rndis_reset_cmplt_type *resp;
+ rndis_resp_t *r;
+
+ r = rndis_add_response (configNr, sizeof (rndis_reset_cmplt_type));
+ if (!r)
+ return -ENOMEM;
+ resp = (rndis_reset_cmplt_type *) r->buf;
+
+ resp->MessageType = __constant_cpu_to_le32 (REMOTE_NDIS_RESET_CMPLT);
+ resp->MessageLength = __constant_cpu_to_le32 (16);
+ resp->Status = __constant_cpu_to_le32 (RNDIS_STATUS_SUCCESS);
+ /* resent information */
+ resp->AddressingReset = __constant_cpu_to_le32 (1);
+
+ if (rndis_per_dev_params [configNr].ack)
+ rndis_per_dev_params [configNr].ack (
+ rndis_per_dev_params [configNr].dev);
+
+ return 0;
+}
+
+static int rndis_keepalive_response (int configNr,
+ rndis_keepalive_msg_type *buf)
+{
+ rndis_keepalive_cmplt_type *resp;
+ rndis_resp_t *r;
+
+ /* host "should" check only in RNDIS_DATA_INITIALIZED state */
+
+ r = rndis_add_response (configNr, sizeof (rndis_keepalive_cmplt_type));
+ if (!r)
+ return -ENOMEM;
+ resp = (rndis_keepalive_cmplt_type *) r->buf;
+
+ resp->MessageType = __constant_cpu_to_le32 (
+ REMOTE_NDIS_KEEPALIVE_CMPLT);
+ resp->MessageLength = __constant_cpu_to_le32 (16);
+ resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
+ resp->Status = __constant_cpu_to_le32 (RNDIS_STATUS_SUCCESS);
+
+ if (rndis_per_dev_params [configNr].ack)
+ rndis_per_dev_params [configNr].ack (
+ rndis_per_dev_params [configNr].dev);
+
+ return 0;
+}
+
+
+/*
+ * Device to Host Comunication
+ */
+static int rndis_indicate_status_msg (int configNr, u32 status)
+{
+ rndis_indicate_status_msg_type *resp;
+ rndis_resp_t *r;
+
+ if (rndis_per_dev_params [configNr].state == RNDIS_UNINITIALIZED)
+ return -ENOTSUPP;
+
+ r = rndis_add_response (configNr,
+ sizeof (rndis_indicate_status_msg_type));
+ if (!r)
+ return -ENOMEM;
+ resp = (rndis_indicate_status_msg_type *) r->buf;
+
+ resp->MessageType = __constant_cpu_to_le32 (
+ REMOTE_NDIS_INDICATE_STATUS_MSG);
+ resp->MessageLength = __constant_cpu_to_le32 (20);
+ resp->Status = cpu_to_le32 (status);
+ resp->StatusBufferLength = __constant_cpu_to_le32 (0);
+ resp->StatusBufferOffset = __constant_cpu_to_le32 (0);
+
+ if (rndis_per_dev_params [configNr].ack)
+ rndis_per_dev_params [configNr].ack (
+ rndis_per_dev_params [configNr].dev);
+ return 0;
+}
+
+int rndis_signal_connect (int configNr)
+{
+ rndis_per_dev_params [configNr].media_state
+ = NDIS_MEDIA_STATE_CONNECTED;
+ return rndis_indicate_status_msg (configNr,
+ RNDIS_STATUS_MEDIA_CONNECT);
+}
+
+int rndis_signal_disconnect (int configNr)
+{
+ rndis_per_dev_params [configNr].media_state
+ = NDIS_MEDIA_STATE_DISCONNECTED;
+ return rndis_indicate_status_msg (configNr,
+ RNDIS_STATUS_MEDIA_DISCONNECT);
+}
+
+void rndis_uninit (int configNr)
+{
+ u8 *buf;
+ u32 length;
+
+ if (configNr >= RNDIS_MAX_CONFIGS)
+ return;
+ rndis_per_dev_params [configNr].used = 0;
+ rndis_per_dev_params [configNr].state = RNDIS_UNINITIALIZED;
+
+ /* drain the response queue */
+ while ((buf = rndis_get_next_response(configNr, &length)))
+ rndis_free_response(configNr, buf);
+}
+
+void rndis_set_host_mac (int configNr, const u8 *addr)
+{
+ rndis_per_dev_params [configNr].host_mac = addr;
+}
+
+/*
+ * Message Parser
+ */
+int rndis_msg_parser (u8 configNr, u8 *buf)
+{
+ u32 MsgType, MsgLength;
+ __le32 *tmp;
+ struct rndis_params *params;
+
+ if (!buf)
+ return -ENOMEM;
+
+ tmp = (__le32 *) buf;
+ MsgType = get_unaligned_le32(tmp++);
+ MsgLength = get_unaligned_le32(tmp++);
+
+ if (configNr >= RNDIS_MAX_CONFIGS)
+ return -ENOTSUPP;
+ params = &rndis_per_dev_params [configNr];
+
+ /* NOTE: RNDIS is *EXTREMELY* chatty ... Windows constantly polls for
+ * rx/tx statistics and link status, in addition to KEEPALIVE traffic
+ * and normal HC level polling to see if there's any IN traffic.
+ */
+
+ /* For USB: responses may take up to 10 seconds */
+ switch (MsgType) {
+ case REMOTE_NDIS_INITIALIZE_MSG:
+ DBG("%s: REMOTE_NDIS_INITIALIZE_MSG\n",
+ __func__ );
+ params->state = RNDIS_INITIALIZED;
+ return rndis_init_response (configNr,
+ (rndis_init_msg_type *) buf);
+
+ case REMOTE_NDIS_HALT_MSG:
+ DBG("%s: REMOTE_NDIS_HALT_MSG\n",
+ __func__ );
+ params->state = RNDIS_UNINITIALIZED;
+ if (params->dev) {
+ netif_carrier_off (params->dev);
+ netif_stop_queue (params->dev);
+ }
+ return 0;
+
+ case REMOTE_NDIS_QUERY_MSG:
+ return rndis_query_response (configNr,
+ (rndis_query_msg_type *) buf);
+
+ case REMOTE_NDIS_SET_MSG:
+ return rndis_set_response (configNr,
+ (rndis_set_msg_type *) buf);
+
+ case REMOTE_NDIS_RESET_MSG:
+ DBG("%s: REMOTE_NDIS_RESET_MSG\n",
+ __func__ );
+ return rndis_reset_response (configNr,
+ (rndis_reset_msg_type *) buf);
+
+ case REMOTE_NDIS_KEEPALIVE_MSG:
+ /* For USB: host does this every 5 seconds */
+ if (rndis_debug > 1)
+ DBG("%s: REMOTE_NDIS_KEEPALIVE_MSG\n",
+ __func__ );
+ return rndis_keepalive_response (configNr,
+ (rndis_keepalive_msg_type *)
+ buf);
+
+ default:
+ /* At least Windows XP emits some undefined RNDIS messages.
+ * In one case those messages seemed to relate to the host
+ * suspending itself.
+ */
+ pr_warning("%s: unknown RNDIS message 0x%08X len %d\n",
+ __func__ , MsgType, MsgLength);
+ {
+ unsigned i;
+ for (i = 0; i < MsgLength; i += 16) {
+ DBG("%03d: "
+ " %02x %02x %02x %02x"
+ " %02x %02x %02x %02x"
+ " %02x %02x %02x %02x"
+ " %02x %02x %02x %02x"
+ "\n",
+ i,
+ buf[i], buf [i+1],
+ buf[i+2], buf[i+3],
+ buf[i+4], buf [i+5],
+ buf[i+6], buf[i+7],
+ buf[i+8], buf [i+9],
+ buf[i+10], buf[i+11],
+ buf[i+12], buf [i+13],
+ buf[i+14], buf[i+15]);
+ }
+ }
+ break;
+ }
+
+ return -ENOTSUPP;
+}
+
+int rndis_register (int (* rndis_control_ack) (struct net_device *))
+{
+ u8 i;
+
+ for (i = 0; i < RNDIS_MAX_CONFIGS; i++) {
+ if (!rndis_per_dev_params [i].used) {
+ rndis_per_dev_params [i].used = 1;
+ rndis_per_dev_params [i].ack = rndis_control_ack;
+ DBG("%s: configNr = %d\n", __func__, i);
+ return i;
+ }
+ }
+ DBG("failed\n");
+
+ return -1;
+}
+
+void rndis_deregister (int configNr)
+{
+ DBG("%s: \n", __func__ );
+
+ if (configNr >= RNDIS_MAX_CONFIGS) return;
+ rndis_per_dev_params [configNr].used = 0;
+
+ return;
+}
+
+int rndis_set_param_dev (u8 configNr, struct net_device *dev,
+ struct net_device_stats *stats,
+ u16 *cdc_filter)
+{
+ DBG("%s:\n", __func__ );
+ if (!dev || !stats) return -1;
+ if (configNr >= RNDIS_MAX_CONFIGS) return -1;
+
+ rndis_per_dev_params [configNr].dev = dev;
+ rndis_per_dev_params [configNr].stats = stats;
+ rndis_per_dev_params [configNr].filter = cdc_filter;
+
+ return 0;
+}
+
+int rndis_set_param_vendor (u8 configNr, u32 vendorID, const char *vendorDescr)
+{
+ DBG("%s:\n", __func__ );
+ if (!vendorDescr) return -1;
+ if (configNr >= RNDIS_MAX_CONFIGS) return -1;
+
+ rndis_per_dev_params [configNr].vendorID = vendorID;
+ rndis_per_dev_params [configNr].vendorDescr = vendorDescr;
+
+ return 0;
+}
+
+int rndis_set_param_medium (u8 configNr, u32 medium, u32 speed)
+{
+ DBG("%s: %u %u\n", __func__, medium, speed);
+ if (configNr >= RNDIS_MAX_CONFIGS) return -1;
+
+ rndis_per_dev_params [configNr].medium = medium;
+ rndis_per_dev_params [configNr].speed = speed;
+
+ return 0;
+}
+
+void rndis_add_hdr (struct sk_buff *skb)
+{
+ struct rndis_packet_msg_type *header;
+
+ if (!skb)
+ return;
+ header = (void *) skb_push (skb, sizeof *header);
+ memset (header, 0, sizeof *header);
+ header->MessageType = __constant_cpu_to_le32(REMOTE_NDIS_PACKET_MSG);
+ header->MessageLength = cpu_to_le32(skb->len);
+ header->DataOffset = __constant_cpu_to_le32 (36);
+ header->DataLength = cpu_to_le32(skb->len - sizeof *header);
+}
+
+void rndis_free_response (int configNr, u8 *buf)
+{
+ rndis_resp_t *r;
+ struct list_head *act, *tmp;
+
+ list_for_each_safe (act, tmp,
+ &(rndis_per_dev_params [configNr].resp_queue))
+ {
+ r = list_entry (act, rndis_resp_t, list);
+ if (r && r->buf == buf) {
+ list_del (&r->list);
+ kfree (r);
+ }
+ }
+}
+
+u8 *rndis_get_next_response (int configNr, u32 *length)
+{
+ rndis_resp_t *r;
+ struct list_head *act, *tmp;
+
+ if (!length) return NULL;
+
+ list_for_each_safe (act, tmp,
+ &(rndis_per_dev_params [configNr].resp_queue))
+ {
+ r = list_entry (act, rndis_resp_t, list);
+ if (!r->send) {
+ r->send = 1;
+ *length = r->length;
+ return r->buf;
+ }
+ }
+
+ return NULL;
+}
+
+static rndis_resp_t *rndis_add_response (int configNr, u32 length)
+{
+ rndis_resp_t *r;
+
+ /* NOTE: this gets copied into ether.c USB_BUFSIZ bytes ... */
+ r = kmalloc (sizeof (rndis_resp_t) + length, GFP_ATOMIC);
+ if (!r) return NULL;
+
+ r->buf = (u8 *) (r + 1);
+ r->length = length;
+ r->send = 0;
+
+ list_add_tail (&r->list,
+ &(rndis_per_dev_params [configNr].resp_queue));
+ return r;
+}
+
+int rndis_rm_hdr(struct sk_buff *skb)
+{
+ /* tmp points to a struct rndis_packet_msg_type */
+ __le32 *tmp = (void *) skb->data;
+
+ /* MessageType, MessageLength */
+ if (__constant_cpu_to_le32(REMOTE_NDIS_PACKET_MSG)
+ != get_unaligned(tmp++))
+ return -EINVAL;
+ tmp++;
+
+ /* DataOffset, DataLength */
+ if (!skb_pull(skb, get_unaligned_le32(tmp++) + 8))
+ return -EOVERFLOW;
+ skb_trim(skb, get_unaligned_le32(tmp++));
+
+ return 0;
+}
+
+#ifdef CONFIG_USB_GADGET_DEBUG_FILES
+
+static int rndis_proc_read (char *page, char **start, off_t off, int count, int *eof,
+ void *data)
+{
+ char *out = page;
+ int len;
+ rndis_params *param = (rndis_params *) data;
+
+ out += snprintf (out, count,
+ "Config Nr. %d\n"
+ "used : %s\n"
+ "state : %s\n"
+ "medium : 0x%08X\n"
+ "speed : %d\n"
+ "cable : %s\n"
+ "vendor ID : 0x%08X\n"
+ "vendor : %s\n",
+ param->confignr, (param->used) ? "y" : "n",
+ ({ char *s = "?";
+ switch (param->state) {
+ case RNDIS_UNINITIALIZED:
+ s = "RNDIS_UNINITIALIZED"; break;
+ case RNDIS_INITIALIZED:
+ s = "RNDIS_INITIALIZED"; break;
+ case RNDIS_DATA_INITIALIZED:
+ s = "RNDIS_DATA_INITIALIZED"; break;
+ }; s; }),
+ param->medium,
+ (param->media_state) ? 0 : param->speed*100,
+ (param->media_state) ? "disconnected" : "connected",
+ param->vendorID, param->vendorDescr);
+
+ len = out - page;
+ len -= off;
+
+ if (len < count) {
+ *eof = 1;
+ if (len <= 0)
+ return 0;
+ } else
+ len = count;
+
+ *start = page + off;
+ return len;
+}
+
+static int rndis_proc_write (struct file *file, const char __user *buffer,
+ unsigned long count, void *data)
+{
+ rndis_params *p = data;
+ u32 speed = 0;
+ int i, fl_speed = 0;
+
+ for (i = 0; i < count; i++) {
+ char c;
+ if (get_user(c, buffer))
+ return -EFAULT;
+ switch (c) {
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9':
+ fl_speed = 1;
+ speed = speed*10 + c - '0';
+ break;
+ case 'C':
+ case 'c':
+ rndis_signal_connect (p->confignr);
+ break;
+ case 'D':
+ case 'd':
+ rndis_signal_disconnect(p->confignr);
+ break;
+ default:
+ if (fl_speed) p->speed = speed;
+ else DBG("%c is not valid\n", c);
+ break;
+ }
+
+ buffer++;
+ }
+
+ return count;
+}
+
+#define NAME_TEMPLATE "driver/rndis-%03d"
+
+static struct proc_dir_entry *rndis_connect_state [RNDIS_MAX_CONFIGS];
+
+#endif /* CONFIG_USB_GADGET_DEBUG_FILES */
+
+
+int __init rndis_init (void)
+{
+ u8 i;
+
+ for (i = 0; i < RNDIS_MAX_CONFIGS; i++) {
+#ifdef CONFIG_USB_GADGET_DEBUG_FILES
+ char name [20];
+
+ sprintf (name, NAME_TEMPLATE, i);
+ if (!(rndis_connect_state [i]
+ = create_proc_entry (name, 0660, NULL)))
+ {
+ DBG("%s :remove entries", __func__);
+ while (i) {
+ sprintf (name, NAME_TEMPLATE, --i);
+ remove_proc_entry (name, NULL);
+ }
+ DBG("\n");
+ return -EIO;
+ }
+
+ rndis_connect_state [i]->write_proc = rndis_proc_write;
+ rndis_connect_state [i]->read_proc = rndis_proc_read;
+ rndis_connect_state [i]->data = (void *)
+ (rndis_per_dev_params + i);
+#endif
+ rndis_per_dev_params [i].confignr = i;
+ rndis_per_dev_params [i].used = 0;
+ rndis_per_dev_params [i].state = RNDIS_UNINITIALIZED;
+ rndis_per_dev_params [i].media_state
+ = NDIS_MEDIA_STATE_DISCONNECTED;
+ INIT_LIST_HEAD (&(rndis_per_dev_params [i].resp_queue));
+ }
+
+ return 0;
+}
+
+void rndis_exit (void)
+{
+#ifdef CONFIG_USB_GADGET_DEBUG_FILES
+ u8 i;
+ char name [20];
+
+ for (i = 0; i < RNDIS_MAX_CONFIGS; i++) {
+ sprintf (name, NAME_TEMPLATE, i);
+ remove_proc_entry (name, NULL);
+ }
+#endif
+}
+
projects / kernel / u-boot.git / commitdiff