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/*
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* QEMU USB Net devices
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*
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* Copyright (c) 2006 Thomas Sailer
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* Copyright (c) 2008 Andrzej Zaborowski
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "qemu-common.h" |
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#include "usb.h" |
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#include "net.h" |
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#include "sys-queue.h" |
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|
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/*#define TRAFFIC_DEBUG*/
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/* Thanks to NetChip Technologies for donating this product ID.
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* It's for devices with only CDC Ethernet configurations.
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*/
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#define CDC_VENDOR_NUM 0x0525 /* NetChip */ |
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#define CDC_PRODUCT_NUM 0xa4a1 /* Linux-USB Ethernet Gadget */ |
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/* For hardware that can talk RNDIS and either of the above protocols,
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* use this ID ... the windows INF files will know it.
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*/
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#define RNDIS_VENDOR_NUM 0x0525 /* NetChip */ |
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#define RNDIS_PRODUCT_NUM 0xa4a2 /* Ethernet/RNDIS Gadget */ |
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enum usbstring_idx {
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STRING_MANUFACTURER = 1,
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STRING_PRODUCT, |
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STRING_ETHADDR, |
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STRING_DATA, |
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STRING_CONTROL, |
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STRING_RNDIS_CONTROL, |
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STRING_CDC, |
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STRING_SUBSET, |
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STRING_RNDIS, |
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STRING_SERIALNUMBER, |
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}; |
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#define DEV_CONFIG_VALUE 1 /* CDC or a subset */ |
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#define DEV_RNDIS_CONFIG_VALUE 2 /* RNDIS; optional */ |
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#define USB_CDC_SUBCLASS_ACM 0x02 |
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#define USB_CDC_SUBCLASS_ETHERNET 0x06 |
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#define USB_CDC_PROTO_NONE 0 |
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#define USB_CDC_ACM_PROTO_VENDOR 0xff |
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#define USB_CDC_HEADER_TYPE 0x00 /* header_desc */ |
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#define USB_CDC_CALL_MANAGEMENT_TYPE 0x01 /* call_mgmt_descriptor */ |
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#define USB_CDC_ACM_TYPE 0x02 /* acm_descriptor */ |
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#define USB_CDC_UNION_TYPE 0x06 /* union_desc */ |
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#define USB_CDC_ETHERNET_TYPE 0x0f /* ether_desc */ |
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#define USB_DT_CS_INTERFACE 0x24 |
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#define USB_DT_CS_ENDPOINT 0x25 |
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#define ClassInterfaceRequest \
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((USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE) << 8)
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#define ClassInterfaceOutRequest \
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((USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE) << 8)
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#define USB_CDC_SEND_ENCAPSULATED_COMMAND 0x00 |
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#define USB_CDC_GET_ENCAPSULATED_RESPONSE 0x01 |
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#define USB_CDC_REQ_SET_LINE_CODING 0x20 |
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#define USB_CDC_REQ_GET_LINE_CODING 0x21 |
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#define USB_CDC_REQ_SET_CONTROL_LINE_STATE 0x22 |
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#define USB_CDC_REQ_SEND_BREAK 0x23 |
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#define USB_CDC_SET_ETHERNET_MULTICAST_FILTERS 0x40 |
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#define USB_CDC_SET_ETHERNET_PM_PATTERN_FILTER 0x41 |
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#define USB_CDC_GET_ETHERNET_PM_PATTERN_FILTER 0x42 |
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#define USB_CDC_SET_ETHERNET_PACKET_FILTER 0x43 |
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#define USB_CDC_GET_ETHERNET_STATISTIC 0x44 |
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#define LOG2_STATUS_INTERVAL_MSEC 5 /* 1 << 5 == 32 msec */ |
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#define STATUS_BYTECOUNT 16 /* 8 byte header + data */ |
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#define ETH_FRAME_LEN 1514 /* Max. octets in frame sans FCS */ |
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/*
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* mostly the same descriptor as the linux gadget rndis driver
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*/
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static const uint8_t qemu_net_dev_descriptor[] = { |
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0x12, /* u8 bLength; */ |
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USB_DT_DEVICE, /* u8 bDescriptorType; Device */
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0x00, 0x02, /* u16 bcdUSB; v2.0 */ |
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USB_CLASS_COMM, /* u8 bDeviceClass; */
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0x00, /* u8 bDeviceSubClass; */ |
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0x00, /* u8 bDeviceProtocol; [ low/full only ] */ |
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0x40, /* u8 bMaxPacketSize0 */ |
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RNDIS_VENDOR_NUM & 0xff, RNDIS_VENDOR_NUM >> 8, /* u16 idVendor; */ |
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RNDIS_PRODUCT_NUM & 0xff, RNDIS_PRODUCT_NUM >> 8, /* u16 idProduct; */ |
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0x00, 0x00, /* u16 bcdDevice */ |
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STRING_MANUFACTURER, /* u8 iManufacturer; */
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STRING_PRODUCT, /* u8 iProduct; */
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STRING_SERIALNUMBER, /* u8 iSerialNumber; */
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0x02, /* u8 bNumConfigurations; */ |
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}; |
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static const uint8_t qemu_net_rndis_config_descriptor[] = { |
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/* Configuration Descriptor */
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0x09, /* u8 bLength */ |
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USB_DT_CONFIG, /* u8 bDescriptorType */
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0x43, 0x00, /* le16 wTotalLength */ |
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0x02, /* u8 bNumInterfaces */ |
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DEV_RNDIS_CONFIG_VALUE, /* u8 bConfigurationValue */
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STRING_RNDIS, /* u8 iConfiguration */
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0xc0, /* u8 bmAttributes */ |
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0x32, /* u8 bMaxPower */ |
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/* RNDIS Control Interface */
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0x09, /* u8 bLength */ |
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USB_DT_INTERFACE, /* u8 bDescriptorType */
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0x00, /* u8 bInterfaceNumber */ |
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0x00, /* u8 bAlternateSetting */ |
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0x01, /* u8 bNumEndpoints */ |
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USB_CLASS_COMM, /* u8 bInterfaceClass */
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USB_CDC_SUBCLASS_ACM, /* u8 bInterfaceSubClass */
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USB_CDC_ACM_PROTO_VENDOR, /* u8 bInterfaceProtocol */
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STRING_RNDIS_CONTROL, /* u8 iInterface */
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/* Header Descriptor */
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0x05, /* u8 bLength */ |
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USB_DT_CS_INTERFACE, /* u8 bDescriptorType */
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USB_CDC_HEADER_TYPE, /* u8 bDescriptorSubType */
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0x10, 0x01, /* le16 bcdCDC */ |
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/* Call Management Descriptor */
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0x05, /* u8 bLength */ |
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USB_DT_CS_INTERFACE, /* u8 bDescriptorType */
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USB_CDC_CALL_MANAGEMENT_TYPE, /* u8 bDescriptorSubType */
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0x00, /* u8 bmCapabilities */ |
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0x01, /* u8 bDataInterface */ |
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/* ACM Descriptor */
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0x04, /* u8 bLength */ |
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USB_DT_CS_INTERFACE, /* u8 bDescriptorType */
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USB_CDC_ACM_TYPE, /* u8 bDescriptorSubType */
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0x00, /* u8 bmCapabilities */ |
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/* Union Descriptor */
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0x05, /* u8 bLength */ |
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USB_DT_CS_INTERFACE, /* u8 bDescriptorType */
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USB_CDC_UNION_TYPE, /* u8 bDescriptorSubType */
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0x00, /* u8 bMasterInterface0 */ |
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0x01, /* u8 bSlaveInterface0 */ |
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/* Status Descriptor */
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0x07, /* u8 bLength */ |
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USB_DT_ENDPOINT, /* u8 bDescriptorType */
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USB_DIR_IN | 1, /* u8 bEndpointAddress */ |
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USB_ENDPOINT_XFER_INT, /* u8 bmAttributes */
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STATUS_BYTECOUNT & 0xff, STATUS_BYTECOUNT >> 8, /* le16 wMaxPacketSize */ |
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1 << LOG2_STATUS_INTERVAL_MSEC, /* u8 bInterval */ |
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/* RNDIS Data Interface */
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0x09, /* u8 bLength */ |
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USB_DT_INTERFACE, /* u8 bDescriptorType */
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0x01, /* u8 bInterfaceNumber */ |
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0x00, /* u8 bAlternateSetting */ |
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0x02, /* u8 bNumEndpoints */ |
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USB_CLASS_CDC_DATA, /* u8 bInterfaceClass */
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0x00, /* u8 bInterfaceSubClass */ |
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0x00, /* u8 bInterfaceProtocol */ |
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STRING_DATA, /* u8 iInterface */
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/* Source Endpoint */
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0x07, /* u8 bLength */ |
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USB_DT_ENDPOINT, /* u8 bDescriptorType */
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USB_DIR_IN | 2, /* u8 bEndpointAddress */ |
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USB_ENDPOINT_XFER_BULK, /* u8 bmAttributes */
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0x40, 0x00, /* le16 wMaxPacketSize */ |
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0x00, /* u8 bInterval */ |
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/* Sink Endpoint */
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0x07, /* u8 bLength */ |
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USB_DT_ENDPOINT, /* u8 bDescriptorType */
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USB_DIR_OUT | 2, /* u8 bEndpointAddress */ |
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USB_ENDPOINT_XFER_BULK, /* u8 bmAttributes */
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0x40, 0x00, /* le16 wMaxPacketSize */ |
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0x00 /* u8 bInterval */ |
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}; |
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static const uint8_t qemu_net_cdc_config_descriptor[] = { |
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/* Configuration Descriptor */
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0x09, /* u8 bLength */ |
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USB_DT_CONFIG, /* u8 bDescriptorType */
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0x50, 0x00, /* le16 wTotalLength */ |
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0x02, /* u8 bNumInterfaces */ |
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DEV_CONFIG_VALUE, /* u8 bConfigurationValue */
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STRING_CDC, /* u8 iConfiguration */
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0xc0, /* u8 bmAttributes */ |
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0x32, /* u8 bMaxPower */ |
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/* CDC Control Interface */
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0x09, /* u8 bLength */ |
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USB_DT_INTERFACE, /* u8 bDescriptorType */
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0x00, /* u8 bInterfaceNumber */ |
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0x00, /* u8 bAlternateSetting */ |
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0x01, /* u8 bNumEndpoints */ |
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USB_CLASS_COMM, /* u8 bInterfaceClass */
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USB_CDC_SUBCLASS_ETHERNET, /* u8 bInterfaceSubClass */
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USB_CDC_PROTO_NONE, /* u8 bInterfaceProtocol */
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STRING_CONTROL, /* u8 iInterface */
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/* Header Descriptor */
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0x05, /* u8 bLength */ |
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USB_DT_CS_INTERFACE, /* u8 bDescriptorType */
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USB_CDC_HEADER_TYPE, /* u8 bDescriptorSubType */
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0x10, 0x01, /* le16 bcdCDC */ |
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/* Union Descriptor */
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0x05, /* u8 bLength */ |
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USB_DT_CS_INTERFACE, /* u8 bDescriptorType */
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USB_CDC_UNION_TYPE, /* u8 bDescriptorSubType */
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0x00, /* u8 bMasterInterface0 */ |
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0x01, /* u8 bSlaveInterface0 */ |
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/* Ethernet Descriptor */
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0x0d, /* u8 bLength */ |
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USB_DT_CS_INTERFACE, /* u8 bDescriptorType */
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USB_CDC_ETHERNET_TYPE, /* u8 bDescriptorSubType */
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STRING_ETHADDR, /* u8 iMACAddress */
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0x00, 0x00, 0x00, 0x00, /* le32 bmEthernetStatistics */ |
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ETH_FRAME_LEN & 0xff, ETH_FRAME_LEN >> 8, /* le16 wMaxSegmentSize */ |
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0x00, 0x00, /* le16 wNumberMCFilters */ |
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0x00, /* u8 bNumberPowerFilters */ |
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/* Status Descriptor */
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0x07, /* u8 bLength */ |
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USB_DT_ENDPOINT, /* u8 bDescriptorType */
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USB_DIR_IN | 1, /* u8 bEndpointAddress */ |
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USB_ENDPOINT_XFER_INT, /* u8 bmAttributes */
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STATUS_BYTECOUNT & 0xff, STATUS_BYTECOUNT >> 8, /* le16 wMaxPacketSize */ |
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1 << LOG2_STATUS_INTERVAL_MSEC, /* u8 bInterval */ |
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/* CDC Data (nop) Interface */
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0x09, /* u8 bLength */ |
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USB_DT_INTERFACE, /* u8 bDescriptorType */
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0x01, /* u8 bInterfaceNumber */ |
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0x00, /* u8 bAlternateSetting */ |
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0x00, /* u8 bNumEndpoints */ |
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USB_CLASS_CDC_DATA, /* u8 bInterfaceClass */
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0x00, /* u8 bInterfaceSubClass */ |
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0x00, /* u8 bInterfaceProtocol */ |
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0x00, /* u8 iInterface */ |
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/* CDC Data Interface */
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0x09, /* u8 bLength */ |
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USB_DT_INTERFACE, /* u8 bDescriptorType */
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0x01, /* u8 bInterfaceNumber */ |
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0x01, /* u8 bAlternateSetting */ |
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0x02, /* u8 bNumEndpoints */ |
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USB_CLASS_CDC_DATA, /* u8 bInterfaceClass */
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0x00, /* u8 bInterfaceSubClass */ |
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0x00, /* u8 bInterfaceProtocol */ |
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STRING_DATA, /* u8 iInterface */
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/* Source Endpoint */
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0x07, /* u8 bLength */ |
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USB_DT_ENDPOINT, /* u8 bDescriptorType */
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USB_DIR_IN | 2, /* u8 bEndpointAddress */ |
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USB_ENDPOINT_XFER_BULK, /* u8 bmAttributes */
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0x40, 0x00, /* le16 wMaxPacketSize */ |
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0x00, /* u8 bInterval */ |
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/* Sink Endpoint */
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0x07, /* u8 bLength */ |
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USB_DT_ENDPOINT, /* u8 bDescriptorType */
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USB_DIR_OUT | 2, /* u8 bEndpointAddress */ |
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USB_ENDPOINT_XFER_BULK, /* u8 bmAttributes */
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0x40, 0x00, /* le16 wMaxPacketSize */ |
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0x00 /* u8 bInterval */ |
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}; |
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/*
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* RNDIS Definitions - in theory not specific to USB.
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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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|
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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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/* Message Set for Connectionless (802.3) Devices */
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enum {
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RNDIS_PACKET_MSG = 1,
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RNDIS_INITIALIZE_MSG = 2, /* Initialize device */ |
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RNDIS_HALT_MSG = 3,
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RNDIS_QUERY_MSG = 4,
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RNDIS_SET_MSG = 5,
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RNDIS_RESET_MSG = 6,
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RNDIS_INDICATE_STATUS_MSG = 7,
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RNDIS_KEEPALIVE_MSG = 8,
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}; |
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/* Message completion */
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enum {
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RNDIS_INITIALIZE_CMPLT = 0x80000002U,
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RNDIS_QUERY_CMPLT = 0x80000004U,
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RNDIS_SET_CMPLT = 0x80000005U,
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RNDIS_RESET_CMPLT = 0x80000006U,
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RNDIS_KEEPALIVE_CMPLT = 0x80000008U,
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}; |
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/* Device Flags */
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enum {
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RNDIS_DF_CONNECTIONLESS = 1,
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RNDIS_DF_CONNECTIONORIENTED = 2,
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}; |
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#define RNDIS_MEDIUM_802_3 0x00000000U |
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|
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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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|
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typedef uint32_t le32;
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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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|
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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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|
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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; |
371 |
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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; |
378 |
le32 InformationBufferOffset; |
379 |
} rndis_query_cmplt_type; |
380 |
|
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typedef struct rndis_set_msg_type { |
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le32 MessageType; |
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le32 MessageLength; |
384 |
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; |
390 |
|
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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; |
397 |
|
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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; |
403 |
|
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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; |
410 |
|
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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; |
416 |
le32 StatusBufferOffset; |
417 |
} rndis_indicate_status_msg_type; |
418 |
|
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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; |
424 |
|
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typedef struct rndis_keepalive_cmplt_type { |
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le32 MessageType; |
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le32 MessageLength; |
428 |
le32 RequestID; |
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le32 Status; |
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} rndis_keepalive_cmplt_type; |
431 |
|
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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; |
437 |
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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}; |
445 |
|
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struct rndis_config_parameter {
|
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le32 ParameterNameOffset; |
448 |
le32 ParameterNameLength; |
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le32 ParameterType; |
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le32 ParameterValueOffset; |
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le32 ParameterValueLength; |
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}; |
453 |
|
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/* implementation specific */
|
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enum rndis_state
|
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{ |
457 |
RNDIS_UNINITIALIZED, |
458 |
RNDIS_INITIALIZED, |
459 |
RNDIS_DATA_INITIALIZED, |
460 |
}; |
461 |
|
462 |
/* from ndis.h */
|
463 |
enum ndis_oid {
|
464 |
/* Required Object IDs (OIDs) */
|
465 |
OID_GEN_SUPPORTED_LIST = 0x00010101,
|
466 |
OID_GEN_HARDWARE_STATUS = 0x00010102,
|
467 |
OID_GEN_MEDIA_SUPPORTED = 0x00010103,
|
468 |
OID_GEN_MEDIA_IN_USE = 0x00010104,
|
469 |
OID_GEN_MAXIMUM_LOOKAHEAD = 0x00010105,
|
470 |
OID_GEN_MAXIMUM_FRAME_SIZE = 0x00010106,
|
471 |
OID_GEN_LINK_SPEED = 0x00010107,
|
472 |
OID_GEN_TRANSMIT_BUFFER_SPACE = 0x00010108,
|
473 |
OID_GEN_RECEIVE_BUFFER_SPACE = 0x00010109,
|
474 |
OID_GEN_TRANSMIT_BLOCK_SIZE = 0x0001010a,
|
475 |
OID_GEN_RECEIVE_BLOCK_SIZE = 0x0001010b,
|
476 |
OID_GEN_VENDOR_ID = 0x0001010c,
|
477 |
OID_GEN_VENDOR_DESCRIPTION = 0x0001010d,
|
478 |
OID_GEN_CURRENT_PACKET_FILTER = 0x0001010e,
|
479 |
OID_GEN_CURRENT_LOOKAHEAD = 0x0001010f,
|
480 |
OID_GEN_DRIVER_VERSION = 0x00010110,
|
481 |
OID_GEN_MAXIMUM_TOTAL_SIZE = 0x00010111,
|
482 |
OID_GEN_PROTOCOL_OPTIONS = 0x00010112,
|
483 |
OID_GEN_MAC_OPTIONS = 0x00010113,
|
484 |
OID_GEN_MEDIA_CONNECT_STATUS = 0x00010114,
|
485 |
OID_GEN_MAXIMUM_SEND_PACKETS = 0x00010115,
|
486 |
OID_GEN_VENDOR_DRIVER_VERSION = 0x00010116,
|
487 |
OID_GEN_SUPPORTED_GUIDS = 0x00010117,
|
488 |
OID_GEN_NETWORK_LAYER_ADDRESSES = 0x00010118,
|
489 |
OID_GEN_TRANSPORT_HEADER_OFFSET = 0x00010119,
|
490 |
OID_GEN_MACHINE_NAME = 0x0001021a,
|
491 |
OID_GEN_RNDIS_CONFIG_PARAMETER = 0x0001021b,
|
492 |
OID_GEN_VLAN_ID = 0x0001021c,
|
493 |
|
494 |
/* Optional OIDs */
|
495 |
OID_GEN_MEDIA_CAPABILITIES = 0x00010201,
|
496 |
OID_GEN_PHYSICAL_MEDIUM = 0x00010202,
|
497 |
|
498 |
/* Required statistics OIDs */
|
499 |
OID_GEN_XMIT_OK = 0x00020101,
|
500 |
OID_GEN_RCV_OK = 0x00020102,
|
501 |
OID_GEN_XMIT_ERROR = 0x00020103,
|
502 |
OID_GEN_RCV_ERROR = 0x00020104,
|
503 |
OID_GEN_RCV_NO_BUFFER = 0x00020105,
|
504 |
|
505 |
/* Optional statistics OIDs */
|
506 |
OID_GEN_DIRECTED_BYTES_XMIT = 0x00020201,
|
507 |
OID_GEN_DIRECTED_FRAMES_XMIT = 0x00020202,
|
508 |
OID_GEN_MULTICAST_BYTES_XMIT = 0x00020203,
|
509 |
OID_GEN_MULTICAST_FRAMES_XMIT = 0x00020204,
|
510 |
OID_GEN_BROADCAST_BYTES_XMIT = 0x00020205,
|
511 |
OID_GEN_BROADCAST_FRAMES_XMIT = 0x00020206,
|
512 |
OID_GEN_DIRECTED_BYTES_RCV = 0x00020207,
|
513 |
OID_GEN_DIRECTED_FRAMES_RCV = 0x00020208,
|
514 |
OID_GEN_MULTICAST_BYTES_RCV = 0x00020209,
|
515 |
OID_GEN_MULTICAST_FRAMES_RCV = 0x0002020a,
|
516 |
OID_GEN_BROADCAST_BYTES_RCV = 0x0002020b,
|
517 |
OID_GEN_BROADCAST_FRAMES_RCV = 0x0002020c,
|
518 |
OID_GEN_RCV_CRC_ERROR = 0x0002020d,
|
519 |
OID_GEN_TRANSMIT_QUEUE_LENGTH = 0x0002020e,
|
520 |
OID_GEN_GET_TIME_CAPS = 0x0002020f,
|
521 |
OID_GEN_GET_NETCARD_TIME = 0x00020210,
|
522 |
OID_GEN_NETCARD_LOAD = 0x00020211,
|
523 |
OID_GEN_DEVICE_PROFILE = 0x00020212,
|
524 |
OID_GEN_INIT_TIME_MS = 0x00020213,
|
525 |
OID_GEN_RESET_COUNTS = 0x00020214,
|
526 |
OID_GEN_MEDIA_SENSE_COUNTS = 0x00020215,
|
527 |
OID_GEN_FRIENDLY_NAME = 0x00020216,
|
528 |
OID_GEN_MINIPORT_INFO = 0x00020217,
|
529 |
OID_GEN_RESET_VERIFY_PARAMETERS = 0x00020218,
|
530 |
|
531 |
/* IEEE 802.3 (Ethernet) OIDs */
|
532 |
OID_802_3_PERMANENT_ADDRESS = 0x01010101,
|
533 |
OID_802_3_CURRENT_ADDRESS = 0x01010102,
|
534 |
OID_802_3_MULTICAST_LIST = 0x01010103,
|
535 |
OID_802_3_MAXIMUM_LIST_SIZE = 0x01010104,
|
536 |
OID_802_3_MAC_OPTIONS = 0x01010105,
|
537 |
OID_802_3_RCV_ERROR_ALIGNMENT = 0x01020101,
|
538 |
OID_802_3_XMIT_ONE_COLLISION = 0x01020102,
|
539 |
OID_802_3_XMIT_MORE_COLLISIONS = 0x01020103,
|
540 |
OID_802_3_XMIT_DEFERRED = 0x01020201,
|
541 |
OID_802_3_XMIT_MAX_COLLISIONS = 0x01020202,
|
542 |
OID_802_3_RCV_OVERRUN = 0x01020203,
|
543 |
OID_802_3_XMIT_UNDERRUN = 0x01020204,
|
544 |
OID_802_3_XMIT_HEARTBEAT_FAILURE = 0x01020205,
|
545 |
OID_802_3_XMIT_TIMES_CRS_LOST = 0x01020206,
|
546 |
OID_802_3_XMIT_LATE_COLLISIONS = 0x01020207,
|
547 |
}; |
548 |
|
549 |
static const uint32_t oid_supported_list[] = |
550 |
{ |
551 |
/* the general stuff */
|
552 |
OID_GEN_SUPPORTED_LIST, |
553 |
OID_GEN_HARDWARE_STATUS, |
554 |
OID_GEN_MEDIA_SUPPORTED, |
555 |
OID_GEN_MEDIA_IN_USE, |
556 |
OID_GEN_MAXIMUM_FRAME_SIZE, |
557 |
OID_GEN_LINK_SPEED, |
558 |
OID_GEN_TRANSMIT_BLOCK_SIZE, |
559 |
OID_GEN_RECEIVE_BLOCK_SIZE, |
560 |
OID_GEN_VENDOR_ID, |
561 |
OID_GEN_VENDOR_DESCRIPTION, |
562 |
OID_GEN_VENDOR_DRIVER_VERSION, |
563 |
OID_GEN_CURRENT_PACKET_FILTER, |
564 |
OID_GEN_MAXIMUM_TOTAL_SIZE, |
565 |
OID_GEN_MEDIA_CONNECT_STATUS, |
566 |
OID_GEN_PHYSICAL_MEDIUM, |
567 |
|
568 |
/* the statistical stuff */
|
569 |
OID_GEN_XMIT_OK, |
570 |
OID_GEN_RCV_OK, |
571 |
OID_GEN_XMIT_ERROR, |
572 |
OID_GEN_RCV_ERROR, |
573 |
OID_GEN_RCV_NO_BUFFER, |
574 |
|
575 |
/* IEEE 802.3 */
|
576 |
/* the general stuff */
|
577 |
OID_802_3_PERMANENT_ADDRESS, |
578 |
OID_802_3_CURRENT_ADDRESS, |
579 |
OID_802_3_MULTICAST_LIST, |
580 |
OID_802_3_MAC_OPTIONS, |
581 |
OID_802_3_MAXIMUM_LIST_SIZE, |
582 |
|
583 |
/* the statistical stuff */
|
584 |
OID_802_3_RCV_ERROR_ALIGNMENT, |
585 |
OID_802_3_XMIT_ONE_COLLISION, |
586 |
OID_802_3_XMIT_MORE_COLLISIONS, |
587 |
}; |
588 |
|
589 |
#define NDIS_MAC_OPTION_COPY_LOOKAHEAD_DATA (1 << 0) |
590 |
#define NDIS_MAC_OPTION_RECEIVE_SERIALIZED (1 << 1) |
591 |
#define NDIS_MAC_OPTION_TRANSFERS_NOT_PEND (1 << 2) |
592 |
#define NDIS_MAC_OPTION_NO_LOOPBACK (1 << 3) |
593 |
#define NDIS_MAC_OPTION_FULL_DUPLEX (1 << 4) |
594 |
#define NDIS_MAC_OPTION_EOTX_INDICATION (1 << 5) |
595 |
#define NDIS_MAC_OPTION_8021P_PRIORITY (1 << 6) |
596 |
|
597 |
struct rndis_response {
|
598 |
TAILQ_ENTRY(rndis_response) entries; |
599 |
uint32_t length; |
600 |
uint8_t buf[0];
|
601 |
}; |
602 |
|
603 |
typedef struct USBNetState { |
604 |
USBDevice dev; |
605 |
|
606 |
unsigned int rndis; |
607 |
enum rndis_state rndis_state;
|
608 |
uint32_t medium; |
609 |
uint32_t speed; |
610 |
uint32_t media_state; |
611 |
uint16_t filter; |
612 |
uint32_t vendorid; |
613 |
uint8_t mac[6];
|
614 |
|
615 |
unsigned int out_ptr; |
616 |
uint8_t out_buf[2048];
|
617 |
|
618 |
USBPacket *inpkt; |
619 |
unsigned int in_ptr, in_len; |
620 |
uint8_t in_buf[2048];
|
621 |
|
622 |
char usbstring_mac[13]; |
623 |
VLANClientState *vc; |
624 |
TAILQ_HEAD(rndis_resp_head, rndis_response) rndis_resp; |
625 |
} USBNetState; |
626 |
|
627 |
static int ndis_query(USBNetState *s, uint32_t oid, |
628 |
uint8_t *inbuf, unsigned int inlen, uint8_t *outbuf, |
629 |
size_t outlen) |
630 |
{ |
631 |
unsigned int i, count; |
632 |
|
633 |
switch (oid) {
|
634 |
/* general oids (table 4-1) */
|
635 |
/* mandatory */
|
636 |
case OID_GEN_SUPPORTED_LIST:
|
637 |
count = sizeof(oid_supported_list) / sizeof(uint32_t); |
638 |
for (i = 0; i < count; i++) |
639 |
((le32 *) outbuf)[i] = cpu_to_le32(oid_supported_list[i]); |
640 |
return sizeof(oid_supported_list); |
641 |
|
642 |
/* mandatory */
|
643 |
case OID_GEN_HARDWARE_STATUS:
|
644 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
645 |
return sizeof(le32); |
646 |
|
647 |
/* mandatory */
|
648 |
case OID_GEN_MEDIA_SUPPORTED:
|
649 |
*((le32 *) outbuf) = cpu_to_le32(s->medium); |
650 |
return sizeof(le32); |
651 |
|
652 |
/* mandatory */
|
653 |
case OID_GEN_MEDIA_IN_USE:
|
654 |
*((le32 *) outbuf) = cpu_to_le32(s->medium); |
655 |
return sizeof(le32); |
656 |
|
657 |
/* mandatory */
|
658 |
case OID_GEN_MAXIMUM_FRAME_SIZE:
|
659 |
*((le32 *) outbuf) = cpu_to_le32(ETH_FRAME_LEN); |
660 |
return sizeof(le32); |
661 |
|
662 |
/* mandatory */
|
663 |
case OID_GEN_LINK_SPEED:
|
664 |
*((le32 *) outbuf) = cpu_to_le32(s->speed); |
665 |
return sizeof(le32); |
666 |
|
667 |
/* mandatory */
|
668 |
case OID_GEN_TRANSMIT_BLOCK_SIZE:
|
669 |
*((le32 *) outbuf) = cpu_to_le32(ETH_FRAME_LEN); |
670 |
return sizeof(le32); |
671 |
|
672 |
/* mandatory */
|
673 |
case OID_GEN_RECEIVE_BLOCK_SIZE:
|
674 |
*((le32 *) outbuf) = cpu_to_le32(ETH_FRAME_LEN); |
675 |
return sizeof(le32); |
676 |
|
677 |
/* mandatory */
|
678 |
case OID_GEN_VENDOR_ID:
|
679 |
*((le32 *) outbuf) = cpu_to_le32(s->vendorid); |
680 |
return sizeof(le32); |
681 |
|
682 |
/* mandatory */
|
683 |
case OID_GEN_VENDOR_DESCRIPTION:
|
684 |
pstrcpy(outbuf, outlen, "QEMU USB RNDIS Net");
|
685 |
return strlen(outbuf) + 1; |
686 |
|
687 |
case OID_GEN_VENDOR_DRIVER_VERSION:
|
688 |
*((le32 *) outbuf) = cpu_to_le32(1);
|
689 |
return sizeof(le32); |
690 |
|
691 |
/* mandatory */
|
692 |
case OID_GEN_CURRENT_PACKET_FILTER:
|
693 |
*((le32 *) outbuf) = cpu_to_le32(s->filter); |
694 |
return sizeof(le32); |
695 |
|
696 |
/* mandatory */
|
697 |
case OID_GEN_MAXIMUM_TOTAL_SIZE:
|
698 |
*((le32 *) outbuf) = cpu_to_le32(RNDIS_MAX_TOTAL_SIZE); |
699 |
return sizeof(le32); |
700 |
|
701 |
/* mandatory */
|
702 |
case OID_GEN_MEDIA_CONNECT_STATUS:
|
703 |
*((le32 *) outbuf) = cpu_to_le32(s->media_state); |
704 |
return sizeof(le32); |
705 |
|
706 |
case OID_GEN_PHYSICAL_MEDIUM:
|
707 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
708 |
return sizeof(le32); |
709 |
|
710 |
case OID_GEN_MAC_OPTIONS:
|
711 |
*((le32 *) outbuf) = cpu_to_le32( |
712 |
NDIS_MAC_OPTION_RECEIVE_SERIALIZED | |
713 |
NDIS_MAC_OPTION_FULL_DUPLEX); |
714 |
return sizeof(le32); |
715 |
|
716 |
/* statistics OIDs (table 4-2) */
|
717 |
/* mandatory */
|
718 |
case OID_GEN_XMIT_OK:
|
719 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
720 |
return sizeof(le32); |
721 |
|
722 |
/* mandatory */
|
723 |
case OID_GEN_RCV_OK:
|
724 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
725 |
return sizeof(le32); |
726 |
|
727 |
/* mandatory */
|
728 |
case OID_GEN_XMIT_ERROR:
|
729 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
730 |
return sizeof(le32); |
731 |
|
732 |
/* mandatory */
|
733 |
case OID_GEN_RCV_ERROR:
|
734 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
735 |
return sizeof(le32); |
736 |
|
737 |
/* mandatory */
|
738 |
case OID_GEN_RCV_NO_BUFFER:
|
739 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
740 |
return sizeof(le32); |
741 |
|
742 |
/* ieee802.3 OIDs (table 4-3) */
|
743 |
/* mandatory */
|
744 |
case OID_802_3_PERMANENT_ADDRESS:
|
745 |
memcpy(outbuf, s->mac, 6);
|
746 |
return 6; |
747 |
|
748 |
/* mandatory */
|
749 |
case OID_802_3_CURRENT_ADDRESS:
|
750 |
memcpy(outbuf, s->mac, 6);
|
751 |
return 6; |
752 |
|
753 |
/* mandatory */
|
754 |
case OID_802_3_MULTICAST_LIST:
|
755 |
*((le32 *) outbuf) = cpu_to_le32(0xe0000000);
|
756 |
return sizeof(le32); |
757 |
|
758 |
/* mandatory */
|
759 |
case OID_802_3_MAXIMUM_LIST_SIZE:
|
760 |
*((le32 *) outbuf) = cpu_to_le32(1);
|
761 |
return sizeof(le32); |
762 |
|
763 |
case OID_802_3_MAC_OPTIONS:
|
764 |
return 0; |
765 |
|
766 |
/* ieee802.3 statistics OIDs (table 4-4) */
|
767 |
/* mandatory */
|
768 |
case OID_802_3_RCV_ERROR_ALIGNMENT:
|
769 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
770 |
return sizeof(le32); |
771 |
|
772 |
/* mandatory */
|
773 |
case OID_802_3_XMIT_ONE_COLLISION:
|
774 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
775 |
return sizeof(le32); |
776 |
|
777 |
/* mandatory */
|
778 |
case OID_802_3_XMIT_MORE_COLLISIONS:
|
779 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
780 |
return sizeof(le32); |
781 |
|
782 |
default:
|
783 |
fprintf(stderr, "usbnet: unknown OID 0x%08x\n", oid);
|
784 |
return 0; |
785 |
} |
786 |
return -1; |
787 |
} |
788 |
|
789 |
static int ndis_set(USBNetState *s, uint32_t oid, |
790 |
uint8_t *inbuf, unsigned int inlen) |
791 |
{ |
792 |
switch (oid) {
|
793 |
case OID_GEN_CURRENT_PACKET_FILTER:
|
794 |
s->filter = le32_to_cpup((le32 *) inbuf); |
795 |
if (s->filter) {
|
796 |
s->rndis_state = RNDIS_DATA_INITIALIZED; |
797 |
} else {
|
798 |
s->rndis_state = RNDIS_INITIALIZED; |
799 |
} |
800 |
return 0; |
801 |
|
802 |
case OID_802_3_MULTICAST_LIST:
|
803 |
return 0; |
804 |
} |
805 |
return -1; |
806 |
} |
807 |
|
808 |
static int rndis_get_response(USBNetState *s, uint8_t *buf) |
809 |
{ |
810 |
int ret = 0; |
811 |
struct rndis_response *r = s->rndis_resp.tqh_first;
|
812 |
|
813 |
if (!r)
|
814 |
return ret;
|
815 |
|
816 |
TAILQ_REMOVE(&s->rndis_resp, r, entries); |
817 |
ret = r->length; |
818 |
memcpy(buf, r->buf, r->length); |
819 |
qemu_free(r); |
820 |
|
821 |
return ret;
|
822 |
} |
823 |
|
824 |
static void *rndis_queue_response(USBNetState *s, unsigned int length) |
825 |
{ |
826 |
struct rndis_response *r =
|
827 |
qemu_mallocz(sizeof(struct rndis_response) + length); |
828 |
|
829 |
TAILQ_INSERT_TAIL(&s->rndis_resp, r, entries); |
830 |
r->length = length; |
831 |
|
832 |
return &r->buf[0]; |
833 |
} |
834 |
|
835 |
static void rndis_clear_responsequeue(USBNetState *s) |
836 |
{ |
837 |
struct rndis_response *r;
|
838 |
|
839 |
while ((r = s->rndis_resp.tqh_first)) {
|
840 |
TAILQ_REMOVE(&s->rndis_resp, r, entries); |
841 |
qemu_free(r); |
842 |
} |
843 |
} |
844 |
|
845 |
static int rndis_init_response(USBNetState *s, rndis_init_msg_type *buf) |
846 |
{ |
847 |
rndis_init_cmplt_type *resp = |
848 |
rndis_queue_response(s, sizeof(rndis_init_cmplt_type));
|
849 |
|
850 |
if (!resp)
|
851 |
return USB_RET_STALL;
|
852 |
|
853 |
resp->MessageType = cpu_to_le32(RNDIS_INITIALIZE_CMPLT); |
854 |
resp->MessageLength = cpu_to_le32(sizeof(rndis_init_cmplt_type));
|
855 |
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
|
856 |
resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS); |
857 |
resp->MajorVersion = cpu_to_le32(RNDIS_MAJOR_VERSION); |
858 |
resp->MinorVersion = cpu_to_le32(RNDIS_MINOR_VERSION); |
859 |
resp->DeviceFlags = cpu_to_le32(RNDIS_DF_CONNECTIONLESS); |
860 |
resp->Medium = cpu_to_le32(RNDIS_MEDIUM_802_3); |
861 |
resp->MaxPacketsPerTransfer = cpu_to_le32(1);
|
862 |
resp->MaxTransferSize = cpu_to_le32(ETH_FRAME_LEN + |
863 |
sizeof(struct rndis_packet_msg_type) + 22); |
864 |
resp->PacketAlignmentFactor = cpu_to_le32(0);
|
865 |
resp->AFListOffset = cpu_to_le32(0);
|
866 |
resp->AFListSize = cpu_to_le32(0);
|
867 |
return 0; |
868 |
} |
869 |
|
870 |
static int rndis_query_response(USBNetState *s, |
871 |
rndis_query_msg_type *buf, unsigned int length) |
872 |
{ |
873 |
rndis_query_cmplt_type *resp; |
874 |
/* oid_supported_list is the largest data reply */
|
875 |
uint8_t infobuf[sizeof(oid_supported_list)];
|
876 |
uint32_t bufoffs, buflen; |
877 |
int infobuflen;
|
878 |
unsigned int resplen; |
879 |
|
880 |
bufoffs = le32_to_cpu(buf->InformationBufferOffset) + 8;
|
881 |
buflen = le32_to_cpu(buf->InformationBufferLength); |
882 |
if (bufoffs + buflen > length)
|
883 |
return USB_RET_STALL;
|
884 |
|
885 |
infobuflen = ndis_query(s, le32_to_cpu(buf->OID), |
886 |
bufoffs + (uint8_t *) buf, buflen, infobuf, |
887 |
sizeof(infobuf));
|
888 |
resplen = sizeof(rndis_query_cmplt_type) +
|
889 |
((infobuflen < 0) ? 0 : infobuflen); |
890 |
resp = rndis_queue_response(s, resplen); |
891 |
if (!resp)
|
892 |
return USB_RET_STALL;
|
893 |
|
894 |
resp->MessageType = cpu_to_le32(RNDIS_QUERY_CMPLT); |
895 |
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
|
896 |
resp->MessageLength = cpu_to_le32(resplen); |
897 |
|
898 |
if (infobuflen < 0) { |
899 |
/* OID not supported */
|
900 |
resp->Status = cpu_to_le32(RNDIS_STATUS_NOT_SUPPORTED); |
901 |
resp->InformationBufferLength = cpu_to_le32(0);
|
902 |
resp->InformationBufferOffset = cpu_to_le32(0);
|
903 |
return 0; |
904 |
} |
905 |
|
906 |
resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS); |
907 |
resp->InformationBufferOffset = |
908 |
cpu_to_le32(infobuflen ? sizeof(rndis_query_cmplt_type) - 8 : 0); |
909 |
resp->InformationBufferLength = cpu_to_le32(infobuflen); |
910 |
memcpy(resp + 1, infobuf, infobuflen);
|
911 |
|
912 |
return 0; |
913 |
} |
914 |
|
915 |
static int rndis_set_response(USBNetState *s, |
916 |
rndis_set_msg_type *buf, unsigned int length) |
917 |
{ |
918 |
rndis_set_cmplt_type *resp = |
919 |
rndis_queue_response(s, sizeof(rndis_set_cmplt_type));
|
920 |
uint32_t bufoffs, buflen; |
921 |
int ret;
|
922 |
|
923 |
if (!resp)
|
924 |
return USB_RET_STALL;
|
925 |
|
926 |
bufoffs = le32_to_cpu(buf->InformationBufferOffset) + 8;
|
927 |
buflen = le32_to_cpu(buf->InformationBufferLength); |
928 |
if (bufoffs + buflen > length)
|
929 |
return USB_RET_STALL;
|
930 |
|
931 |
ret = ndis_set(s, le32_to_cpu(buf->OID), |
932 |
bufoffs + (uint8_t *) buf, buflen); |
933 |
resp->MessageType = cpu_to_le32(RNDIS_SET_CMPLT); |
934 |
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
|
935 |
resp->MessageLength = cpu_to_le32(sizeof(rndis_set_cmplt_type));
|
936 |
if (ret < 0) { |
937 |
/* OID not supported */
|
938 |
resp->Status = cpu_to_le32(RNDIS_STATUS_NOT_SUPPORTED); |
939 |
return 0; |
940 |
} |
941 |
resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS); |
942 |
|
943 |
return 0; |
944 |
} |
945 |
|
946 |
static int rndis_reset_response(USBNetState *s, rndis_reset_msg_type *buf) |
947 |
{ |
948 |
rndis_reset_cmplt_type *resp = |
949 |
rndis_queue_response(s, sizeof(rndis_reset_cmplt_type));
|
950 |
|
951 |
if (!resp)
|
952 |
return USB_RET_STALL;
|
953 |
|
954 |
resp->MessageType = cpu_to_le32(RNDIS_RESET_CMPLT); |
955 |
resp->MessageLength = cpu_to_le32(sizeof(rndis_reset_cmplt_type));
|
956 |
resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS); |
957 |
resp->AddressingReset = cpu_to_le32(1); /* reset information */ |
958 |
|
959 |
return 0; |
960 |
} |
961 |
|
962 |
static int rndis_keepalive_response(USBNetState *s, |
963 |
rndis_keepalive_msg_type *buf) |
964 |
{ |
965 |
rndis_keepalive_cmplt_type *resp = |
966 |
rndis_queue_response(s, sizeof(rndis_keepalive_cmplt_type));
|
967 |
|
968 |
if (!resp)
|
969 |
return USB_RET_STALL;
|
970 |
|
971 |
resp->MessageType = cpu_to_le32(RNDIS_KEEPALIVE_CMPLT); |
972 |
resp->MessageLength = cpu_to_le32(sizeof(rndis_keepalive_cmplt_type));
|
973 |
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
|
974 |
resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS); |
975 |
|
976 |
return 0; |
977 |
} |
978 |
|
979 |
static int rndis_parse(USBNetState *s, uint8_t *data, int length) |
980 |
{ |
981 |
uint32_t msg_type, msg_length; |
982 |
le32 *tmp = (le32 *) data; |
983 |
|
984 |
msg_type = le32_to_cpup(tmp++); |
985 |
msg_length = le32_to_cpup(tmp++); |
986 |
|
987 |
switch (msg_type) {
|
988 |
case RNDIS_INITIALIZE_MSG:
|
989 |
s->rndis_state = RNDIS_INITIALIZED; |
990 |
return rndis_init_response(s, (rndis_init_msg_type *) data);
|
991 |
|
992 |
case RNDIS_HALT_MSG:
|
993 |
s->rndis_state = RNDIS_UNINITIALIZED; |
994 |
return 0; |
995 |
|
996 |
case RNDIS_QUERY_MSG:
|
997 |
return rndis_query_response(s, (rndis_query_msg_type *) data, length);
|
998 |
|
999 |
case RNDIS_SET_MSG:
|
1000 |
return rndis_set_response(s, (rndis_set_msg_type *) data, length);
|
1001 |
|
1002 |
case RNDIS_RESET_MSG:
|
1003 |
rndis_clear_responsequeue(s); |
1004 |
s->out_ptr = s->in_ptr = s->in_len = 0;
|
1005 |
return rndis_reset_response(s, (rndis_reset_msg_type *) data);
|
1006 |
|
1007 |
case RNDIS_KEEPALIVE_MSG:
|
1008 |
/* For USB: host does this every 5 seconds */
|
1009 |
return rndis_keepalive_response(s, (rndis_keepalive_msg_type *) data);
|
1010 |
} |
1011 |
|
1012 |
return USB_RET_STALL;
|
1013 |
} |
1014 |
|
1015 |
static void usb_net_handle_reset(USBDevice *dev) |
1016 |
{ |
1017 |
} |
1018 |
|
1019 |
static char *usb_net_stringtable[] = { |
1020 |
[STRING_MANUFACTURER] = "QEMU",
|
1021 |
[STRING_PRODUCT] = "RNDIS/QEMU USB Network Device",
|
1022 |
[STRING_ETHADDR] = "400102030405",
|
1023 |
[STRING_DATA] = "QEMU USB Net Data Interface",
|
1024 |
[STRING_CONTROL] = "QEMU USB Net Control Interface",
|
1025 |
[STRING_RNDIS_CONTROL] = "QEMU USB Net RNDIS Control Interface",
|
1026 |
[STRING_CDC] = "QEMU USB Net CDC",
|
1027 |
[STRING_SUBSET] = "QEMU USB Net Subset",
|
1028 |
[STRING_RNDIS] = "QEMU USB Net RNDIS",
|
1029 |
[STRING_SERIALNUMBER] = "1",
|
1030 |
}; |
1031 |
|
1032 |
static int usb_net_handle_control(USBDevice *dev, int request, int value, |
1033 |
int index, int length, uint8_t *data) |
1034 |
{ |
1035 |
USBNetState *s = (USBNetState *) dev; |
1036 |
int ret = 0; |
1037 |
|
1038 |
switch(request) {
|
1039 |
case DeviceRequest | USB_REQ_GET_STATUS:
|
1040 |
data[0] = (1 << USB_DEVICE_SELF_POWERED) | |
1041 |
(dev->remote_wakeup << USB_DEVICE_REMOTE_WAKEUP); |
1042 |
data[1] = 0x00; |
1043 |
ret = 2;
|
1044 |
break;
|
1045 |
|
1046 |
case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
|
1047 |
if (value == USB_DEVICE_REMOTE_WAKEUP) {
|
1048 |
dev->remote_wakeup = 0;
|
1049 |
} else {
|
1050 |
goto fail;
|
1051 |
} |
1052 |
ret = 0;
|
1053 |
break;
|
1054 |
|
1055 |
case DeviceOutRequest | USB_REQ_SET_FEATURE:
|
1056 |
if (value == USB_DEVICE_REMOTE_WAKEUP) {
|
1057 |
dev->remote_wakeup = 1;
|
1058 |
} else {
|
1059 |
goto fail;
|
1060 |
} |
1061 |
ret = 0;
|
1062 |
break;
|
1063 |
|
1064 |
case DeviceOutRequest | USB_REQ_SET_ADDRESS:
|
1065 |
dev->addr = value; |
1066 |
ret = 0;
|
1067 |
break;
|
1068 |
|
1069 |
case ClassInterfaceOutRequest | USB_CDC_SEND_ENCAPSULATED_COMMAND:
|
1070 |
if (!s->rndis || value || index != 0) |
1071 |
goto fail;
|
1072 |
#if TRAFFIC_DEBUG
|
1073 |
{ |
1074 |
unsigned int i; |
1075 |
fprintf(stderr, "SEND_ENCAPSULATED_COMMAND:");
|
1076 |
for (i = 0; i < length; i++) { |
1077 |
if (!(i & 15)) |
1078 |
fprintf(stderr, "\n%04x:", i);
|
1079 |
fprintf(stderr, " %02x", data[i]);
|
1080 |
} |
1081 |
fprintf(stderr, "\n\n");
|
1082 |
} |
1083 |
#endif
|
1084 |
ret = rndis_parse(s, data, length); |
1085 |
break;
|
1086 |
|
1087 |
case ClassInterfaceRequest | USB_CDC_GET_ENCAPSULATED_RESPONSE:
|
1088 |
if (!s->rndis || value || index != 0) |
1089 |
goto fail;
|
1090 |
ret = rndis_get_response(s, data); |
1091 |
if (!ret) {
|
1092 |
data[0] = 0; |
1093 |
ret = 1;
|
1094 |
} |
1095 |
#if TRAFFIC_DEBUG
|
1096 |
{ |
1097 |
unsigned int i; |
1098 |
fprintf(stderr, "GET_ENCAPSULATED_RESPONSE:");
|
1099 |
for (i = 0; i < ret; i++) { |
1100 |
if (!(i & 15)) |
1101 |
fprintf(stderr, "\n%04x:", i);
|
1102 |
fprintf(stderr, " %02x", data[i]);
|
1103 |
} |
1104 |
fprintf(stderr, "\n\n");
|
1105 |
} |
1106 |
#endif
|
1107 |
break;
|
1108 |
|
1109 |
case DeviceRequest | USB_REQ_GET_DESCRIPTOR:
|
1110 |
switch(value >> 8) { |
1111 |
case USB_DT_DEVICE:
|
1112 |
ret = sizeof(qemu_net_dev_descriptor);
|
1113 |
memcpy(data, qemu_net_dev_descriptor, ret); |
1114 |
break;
|
1115 |
|
1116 |
case USB_DT_CONFIG:
|
1117 |
switch (value & 0xff) { |
1118 |
case 0: |
1119 |
ret = sizeof(qemu_net_rndis_config_descriptor);
|
1120 |
memcpy(data, qemu_net_rndis_config_descriptor, ret); |
1121 |
break;
|
1122 |
|
1123 |
case 1: |
1124 |
ret = sizeof(qemu_net_cdc_config_descriptor);
|
1125 |
memcpy(data, qemu_net_cdc_config_descriptor, ret); |
1126 |
break;
|
1127 |
|
1128 |
default:
|
1129 |
goto fail;
|
1130 |
} |
1131 |
|
1132 |
data[2] = ret & 0xff; |
1133 |
data[3] = ret >> 8; |
1134 |
break;
|
1135 |
|
1136 |
case USB_DT_STRING:
|
1137 |
switch (value & 0xff) { |
1138 |
case 0: |
1139 |
/* language ids */
|
1140 |
data[0] = 4; |
1141 |
data[1] = 3; |
1142 |
data[2] = 0x09; |
1143 |
data[3] = 0x04; |
1144 |
ret = 4;
|
1145 |
break;
|
1146 |
|
1147 |
case STRING_ETHADDR:
|
1148 |
ret = set_usb_string(data, s->usbstring_mac); |
1149 |
break;
|
1150 |
|
1151 |
default:
|
1152 |
if (usb_net_stringtable[value & 0xff]) { |
1153 |
ret = set_usb_string(data, |
1154 |
usb_net_stringtable[value & 0xff]);
|
1155 |
break;
|
1156 |
} |
1157 |
|
1158 |
goto fail;
|
1159 |
} |
1160 |
break;
|
1161 |
|
1162 |
default:
|
1163 |
goto fail;
|
1164 |
} |
1165 |
break;
|
1166 |
|
1167 |
case DeviceRequest | USB_REQ_GET_CONFIGURATION:
|
1168 |
data[0] = s->rndis ? DEV_RNDIS_CONFIG_VALUE : DEV_CONFIG_VALUE;
|
1169 |
ret = 1;
|
1170 |
break;
|
1171 |
|
1172 |
case DeviceOutRequest | USB_REQ_SET_CONFIGURATION:
|
1173 |
switch (value & 0xff) { |
1174 |
case DEV_CONFIG_VALUE:
|
1175 |
s->rndis = 0;
|
1176 |
break;
|
1177 |
|
1178 |
case DEV_RNDIS_CONFIG_VALUE:
|
1179 |
s->rndis = 1;
|
1180 |
break;
|
1181 |
|
1182 |
default:
|
1183 |
goto fail;
|
1184 |
} |
1185 |
ret = 0;
|
1186 |
break;
|
1187 |
|
1188 |
case DeviceRequest | USB_REQ_GET_INTERFACE:
|
1189 |
case InterfaceRequest | USB_REQ_GET_INTERFACE:
|
1190 |
data[0] = 0; |
1191 |
ret = 1;
|
1192 |
break;
|
1193 |
|
1194 |
case DeviceOutRequest | USB_REQ_SET_INTERFACE:
|
1195 |
case InterfaceOutRequest | USB_REQ_SET_INTERFACE:
|
1196 |
ret = 0;
|
1197 |
break;
|
1198 |
|
1199 |
default:
|
1200 |
fail:
|
1201 |
fprintf(stderr, "usbnet: failed control transaction: "
|
1202 |
"request 0x%x value 0x%x index 0x%x length 0x%x\n",
|
1203 |
request, value, index, length); |
1204 |
ret = USB_RET_STALL; |
1205 |
break;
|
1206 |
} |
1207 |
return ret;
|
1208 |
} |
1209 |
|
1210 |
static int usb_net_handle_statusin(USBNetState *s, USBPacket *p) |
1211 |
{ |
1212 |
int ret = 8; |
1213 |
|
1214 |
if (p->len < 8) |
1215 |
return USB_RET_STALL;
|
1216 |
|
1217 |
((le32 *) p->data)[0] = cpu_to_le32(1); |
1218 |
((le32 *) p->data)[1] = cpu_to_le32(0); |
1219 |
if (!s->rndis_resp.tqh_first)
|
1220 |
ret = USB_RET_NAK; |
1221 |
|
1222 |
#if DEBUG
|
1223 |
fprintf(stderr, "usbnet: interrupt poll len %u return %d", p->len, ret);
|
1224 |
{ |
1225 |
int i;
|
1226 |
fprintf(stderr, ":");
|
1227 |
for (i = 0; i < ret; i++) { |
1228 |
if (!(i & 15)) |
1229 |
fprintf(stderr, "\n%04x:", i);
|
1230 |
fprintf(stderr, " %02x", p->data[i]);
|
1231 |
} |
1232 |
fprintf(stderr, "\n\n");
|
1233 |
} |
1234 |
#endif
|
1235 |
|
1236 |
return ret;
|
1237 |
} |
1238 |
|
1239 |
static int usb_net_handle_datain(USBNetState *s, USBPacket *p) |
1240 |
{ |
1241 |
int ret = USB_RET_NAK;
|
1242 |
|
1243 |
if (s->in_ptr > s->in_len) {
|
1244 |
s->in_ptr = s->in_len = 0;
|
1245 |
ret = USB_RET_NAK; |
1246 |
return ret;
|
1247 |
} |
1248 |
if (!s->in_len) {
|
1249 |
ret = USB_RET_NAK; |
1250 |
return ret;
|
1251 |
} |
1252 |
ret = s->in_len - s->in_ptr; |
1253 |
if (ret > p->len)
|
1254 |
ret = p->len; |
1255 |
memcpy(p->data, &s->in_buf[s->in_ptr], ret); |
1256 |
s->in_ptr += ret; |
1257 |
if (s->in_ptr >= s->in_len &&
|
1258 |
(s->rndis || (s->in_len & (64 - 1)) || !ret)) { |
1259 |
/* no short packet necessary */
|
1260 |
s->in_ptr = s->in_len = 0;
|
1261 |
} |
1262 |
|
1263 |
#if TRAFFIC_DEBUG
|
1264 |
fprintf(stderr, "usbnet: data in len %u return %d", p->len, ret);
|
1265 |
{ |
1266 |
int i;
|
1267 |
fprintf(stderr, ":");
|
1268 |
for (i = 0; i < ret; i++) { |
1269 |
if (!(i & 15)) |
1270 |
fprintf(stderr, "\n%04x:", i);
|
1271 |
fprintf(stderr, " %02x", p->data[i]);
|
1272 |
} |
1273 |
fprintf(stderr, "\n\n");
|
1274 |
} |
1275 |
#endif
|
1276 |
|
1277 |
return ret;
|
1278 |
} |
1279 |
|
1280 |
static int usb_net_handle_dataout(USBNetState *s, USBPacket *p) |
1281 |
{ |
1282 |
int ret = p->len;
|
1283 |
int sz = sizeof(s->out_buf) - s->out_ptr; |
1284 |
struct rndis_packet_msg_type *msg =
|
1285 |
(struct rndis_packet_msg_type *) s->out_buf;
|
1286 |
uint32_t len; |
1287 |
|
1288 |
#if TRAFFIC_DEBUG
|
1289 |
fprintf(stderr, "usbnet: data out len %u\n", p->len);
|
1290 |
{ |
1291 |
int i;
|
1292 |
fprintf(stderr, ":");
|
1293 |
for (i = 0; i < p->len; i++) { |
1294 |
if (!(i & 15)) |
1295 |
fprintf(stderr, "\n%04x:", i);
|
1296 |
fprintf(stderr, " %02x", p->data[i]);
|
1297 |
} |
1298 |
fprintf(stderr, "\n\n");
|
1299 |
} |
1300 |
#endif
|
1301 |
|
1302 |
if (sz > ret)
|
1303 |
sz = ret; |
1304 |
memcpy(&s->out_buf[s->out_ptr], p->data, sz); |
1305 |
s->out_ptr += sz; |
1306 |
|
1307 |
if (!s->rndis) {
|
1308 |
if (ret < 64) { |
1309 |
qemu_send_packet(s->vc, s->out_buf, s->out_ptr); |
1310 |
s->out_ptr = 0;
|
1311 |
} |
1312 |
return ret;
|
1313 |
} |
1314 |
len = le32_to_cpu(msg->MessageLength); |
1315 |
if (s->out_ptr < 8 || s->out_ptr < len) |
1316 |
return ret;
|
1317 |
if (le32_to_cpu(msg->MessageType) == RNDIS_PACKET_MSG) {
|
1318 |
uint32_t offs = 8 + le32_to_cpu(msg->DataOffset);
|
1319 |
uint32_t size = le32_to_cpu(msg->DataLength); |
1320 |
if (offs + size <= len)
|
1321 |
qemu_send_packet(s->vc, s->out_buf + offs, size); |
1322 |
} |
1323 |
s->out_ptr -= len; |
1324 |
memmove(s->out_buf, &s->out_buf[len], s->out_ptr); |
1325 |
|
1326 |
return ret;
|
1327 |
} |
1328 |
|
1329 |
static int usb_net_handle_data(USBDevice *dev, USBPacket *p) |
1330 |
{ |
1331 |
USBNetState *s = (USBNetState *) dev; |
1332 |
int ret = 0; |
1333 |
|
1334 |
switch(p->pid) {
|
1335 |
case USB_TOKEN_IN:
|
1336 |
switch (p->devep) {
|
1337 |
case 1: |
1338 |
ret = usb_net_handle_statusin(s, p); |
1339 |
break;
|
1340 |
|
1341 |
case 2: |
1342 |
ret = usb_net_handle_datain(s, p); |
1343 |
break;
|
1344 |
|
1345 |
default:
|
1346 |
goto fail;
|
1347 |
} |
1348 |
break;
|
1349 |
|
1350 |
case USB_TOKEN_OUT:
|
1351 |
switch (p->devep) {
|
1352 |
case 2: |
1353 |
ret = usb_net_handle_dataout(s, p); |
1354 |
break;
|
1355 |
|
1356 |
default:
|
1357 |
goto fail;
|
1358 |
} |
1359 |
break;
|
1360 |
|
1361 |
default:
|
1362 |
fail:
|
1363 |
ret = USB_RET_STALL; |
1364 |
break;
|
1365 |
} |
1366 |
if (ret == USB_RET_STALL)
|
1367 |
fprintf(stderr, "usbnet: failed data transaction: "
|
1368 |
"pid 0x%x ep 0x%x len 0x%x\n",
|
1369 |
p->pid, p->devep, p->len); |
1370 |
return ret;
|
1371 |
} |
1372 |
|
1373 |
static void usbnet_receive(void *opaque, const uint8_t *buf, int size) |
1374 |
{ |
1375 |
USBNetState *s = opaque; |
1376 |
struct rndis_packet_msg_type *msg;
|
1377 |
|
1378 |
if (s->rndis) {
|
1379 |
msg = (struct rndis_packet_msg_type *) s->in_buf;
|
1380 |
if (!s->rndis_state == RNDIS_DATA_INITIALIZED)
|
1381 |
return;
|
1382 |
if (size + sizeof(struct rndis_packet_msg_type) > sizeof(s->in_buf)) |
1383 |
return;
|
1384 |
|
1385 |
memset(msg, 0, sizeof(struct rndis_packet_msg_type)); |
1386 |
msg->MessageType = cpu_to_le32(RNDIS_PACKET_MSG); |
1387 |
msg->MessageLength = cpu_to_le32(size + sizeof(struct rndis_packet_msg_type)); |
1388 |
msg->DataOffset = cpu_to_le32(sizeof(struct rndis_packet_msg_type) - 8); |
1389 |
msg->DataLength = cpu_to_le32(size); |
1390 |
/* msg->OOBDataOffset;
|
1391 |
* msg->OOBDataLength;
|
1392 |
* msg->NumOOBDataElements;
|
1393 |
* msg->PerPacketInfoOffset;
|
1394 |
* msg->PerPacketInfoLength;
|
1395 |
* msg->VcHandle;
|
1396 |
* msg->Reserved;
|
1397 |
*/
|
1398 |
memcpy(msg + 1, buf, size);
|
1399 |
s->in_len = size + sizeof(struct rndis_packet_msg_type); |
1400 |
} else {
|
1401 |
if (size > sizeof(s->in_buf)) |
1402 |
return;
|
1403 |
memcpy(s->in_buf, buf, size); |
1404 |
s->in_len = size; |
1405 |
} |
1406 |
s->in_ptr = 0;
|
1407 |
} |
1408 |
|
1409 |
static int usbnet_can_receive(void *opaque) |
1410 |
{ |
1411 |
USBNetState *s = opaque; |
1412 |
|
1413 |
if (s->rndis && !s->rndis_state == RNDIS_DATA_INITIALIZED)
|
1414 |
return 1; |
1415 |
|
1416 |
return !s->in_len;
|
1417 |
} |
1418 |
|
1419 |
static void usb_net_handle_destroy(USBDevice *dev) |
1420 |
{ |
1421 |
USBNetState *s = (USBNetState *) dev; |
1422 |
|
1423 |
/* TODO: remove the nd_table[] entry */
|
1424 |
qemu_del_vlan_client(s->vc); |
1425 |
rndis_clear_responsequeue(s); |
1426 |
qemu_free(s); |
1427 |
} |
1428 |
|
1429 |
USBDevice *usb_net_init(NICInfo *nd) |
1430 |
{ |
1431 |
USBNetState *s; |
1432 |
|
1433 |
s = qemu_mallocz(sizeof(USBNetState));
|
1434 |
if (!s)
|
1435 |
return NULL; |
1436 |
s->dev.speed = USB_SPEED_FULL; |
1437 |
s->dev.handle_packet = usb_generic_handle_packet; |
1438 |
|
1439 |
s->dev.handle_reset = usb_net_handle_reset; |
1440 |
s->dev.handle_control = usb_net_handle_control; |
1441 |
s->dev.handle_data = usb_net_handle_data; |
1442 |
s->dev.handle_destroy = usb_net_handle_destroy; |
1443 |
|
1444 |
s->rndis = 1;
|
1445 |
s->rndis_state = RNDIS_UNINITIALIZED; |
1446 |
s->medium = 0; /* NDIS_MEDIUM_802_3 */ |
1447 |
s->speed = 1000000; /* 100MBps, in 100Bps units */ |
1448 |
s->media_state = 0; /* NDIS_MEDIA_STATE_CONNECTED */; |
1449 |
s->filter = 0;
|
1450 |
s->vendorid = 0x1234;
|
1451 |
|
1452 |
memcpy(s->mac, nd->macaddr, 6);
|
1453 |
TAILQ_INIT(&s->rndis_resp); |
1454 |
|
1455 |
pstrcpy(s->dev.devname, sizeof(s->dev.devname),
|
1456 |
"QEMU USB Network Interface");
|
1457 |
s->vc = qemu_new_vlan_client(nd->vlan, |
1458 |
usbnet_receive, usbnet_can_receive, s); |
1459 |
|
1460 |
snprintf(s->usbstring_mac, sizeof(s->usbstring_mac),
|
1461 |
"%02x%02x%02x%02x%02x%02x",
|
1462 |
0x40, s->mac[1], s->mac[2], |
1463 |
s->mac[3], s->mac[4], s->mac[5]); |
1464 |
snprintf(s->vc->info_str, sizeof(s->vc->info_str),
|
1465 |
"usbnet macaddr=%02x:%02x:%02x:%02x:%02x:%02x",
|
1466 |
s->mac[0], s->mac[1], s->mac[2], |
1467 |
s->mac[3], s->mac[4], s->mac[5]); |
1468 |
fprintf(stderr, "usbnet: initialized mac %02x:%02x:%02x:%02x:%02x:%02x\n",
|
1469 |
s->mac[0], s->mac[1], s->mac[2], |
1470 |
s->mac[3], s->mac[4], s->mac[5]); |
1471 |
|
1472 |
return (USBDevice *) s;
|
1473 |
} |