root / hw / usb / dev-network.c @ 077805fa
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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 "hw/usb.h" |
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#include "hw/usb/desc.h" |
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#include "net.h" |
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#include "qemu-queue.h" |
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#include "qemu-config.h" |
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#include "sysemu.h" |
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#include "iov.h" |
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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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|
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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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|
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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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|
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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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|
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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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|
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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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static const USBDescStrings usb_net_stringtable = { |
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[STRING_MANUFACTURER] = "QEMU",
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[STRING_PRODUCT] = "RNDIS/QEMU USB Network Device",
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[STRING_ETHADDR] = "400102030405",
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[STRING_DATA] = "QEMU USB Net Data Interface",
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[STRING_CONTROL] = "QEMU USB Net Control Interface",
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[STRING_RNDIS_CONTROL] = "QEMU USB Net RNDIS Control Interface",
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[STRING_CDC] = "QEMU USB Net CDC",
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[STRING_SUBSET] = "QEMU USB Net Subset",
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[STRING_RNDIS] = "QEMU USB Net RNDIS",
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[STRING_SERIALNUMBER] = "1",
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}; |
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static const USBDescIface desc_iface_rndis[] = { |
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{ |
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/* RNDIS Control Interface */
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.bInterfaceNumber = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = USB_CLASS_COMM, |
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.bInterfaceSubClass = USB_CDC_SUBCLASS_ACM, |
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.bInterfaceProtocol = USB_CDC_ACM_PROTO_VENDOR, |
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.iInterface = STRING_RNDIS_CONTROL, |
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.ndesc = 4,
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.descs = (USBDescOther[]) { |
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{ |
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/* Header Descriptor */
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.data = (uint8_t[]) { |
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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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}, |
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},{ |
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/* Call Management Descriptor */
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.data = (uint8_t[]) { |
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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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}, |
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},{ |
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/* ACM Descriptor */
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.data = (uint8_t[]) { |
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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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}, |
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},{ |
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/* Union Descriptor */
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.data = (uint8_t[]) { |
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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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}, |
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}, |
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}, |
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.eps = (USBDescEndpoint[]) { |
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{ |
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.bEndpointAddress = USB_DIR_IN | 0x01,
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.bmAttributes = USB_ENDPOINT_XFER_INT, |
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.wMaxPacketSize = STATUS_BYTECOUNT, |
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.bInterval = 1 << LOG2_STATUS_INTERVAL_MSEC,
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}, |
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} |
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},{ |
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/* RNDIS Data Interface */
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.bInterfaceNumber = 1,
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.bNumEndpoints = 2,
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.bInterfaceClass = USB_CLASS_CDC_DATA, |
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.iInterface = STRING_DATA, |
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.eps = (USBDescEndpoint[]) { |
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{ |
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.bEndpointAddress = USB_DIR_IN | 0x02,
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.bmAttributes = USB_ENDPOINT_XFER_BULK, |
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.wMaxPacketSize = 0x40,
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},{ |
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.bEndpointAddress = USB_DIR_OUT | 0x02,
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.bmAttributes = USB_ENDPOINT_XFER_BULK, |
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.wMaxPacketSize = 0x40,
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} |
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} |
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} |
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}; |
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static const USBDescIface desc_iface_cdc[] = { |
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{ |
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/* CDC Control Interface */
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.bInterfaceNumber = 0,
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.bNumEndpoints = 1,
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.bInterfaceClass = USB_CLASS_COMM, |
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.bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET, |
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.bInterfaceProtocol = USB_CDC_PROTO_NONE, |
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.iInterface = STRING_CONTROL, |
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.ndesc = 3,
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.descs = (USBDescOther[]) { |
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{ |
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/* Header Descriptor */
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.data = (uint8_t[]) { |
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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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}, |
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},{ |
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/* Union Descriptor */
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.data = (uint8_t[]) { |
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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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}, |
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},{ |
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/* Ethernet Descriptor */
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.data = (uint8_t[]) { |
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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,
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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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}, |
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}, |
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}, |
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.eps = (USBDescEndpoint[]) { |
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{ |
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.bEndpointAddress = USB_DIR_IN | 0x01,
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.bmAttributes = USB_ENDPOINT_XFER_INT, |
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.wMaxPacketSize = STATUS_BYTECOUNT, |
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.bInterval = 1 << LOG2_STATUS_INTERVAL_MSEC,
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}, |
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} |
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},{ |
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/* CDC Data Interface (off) */
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.bInterfaceNumber = 1,
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.bAlternateSetting = 0,
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.bNumEndpoints = 0,
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.bInterfaceClass = USB_CLASS_CDC_DATA, |
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},{ |
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/* CDC Data Interface */
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.bInterfaceNumber = 1,
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.bAlternateSetting = 1,
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.bNumEndpoints = 2,
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.bInterfaceClass = USB_CLASS_CDC_DATA, |
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.iInterface = STRING_DATA, |
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.eps = (USBDescEndpoint[]) { |
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{ |
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.bEndpointAddress = USB_DIR_IN | 0x02,
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.bmAttributes = USB_ENDPOINT_XFER_BULK, |
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.wMaxPacketSize = 0x40,
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},{ |
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.bEndpointAddress = USB_DIR_OUT | 0x02,
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.bmAttributes = USB_ENDPOINT_XFER_BULK, |
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.wMaxPacketSize = 0x40,
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} |
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} |
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} |
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}; |
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static const USBDescDevice desc_device_net = { |
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.bcdUSB = 0x0200,
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.bDeviceClass = USB_CLASS_COMM, |
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.bMaxPacketSize0 = 0x40,
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.bNumConfigurations = 2,
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.confs = (USBDescConfig[]) { |
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{ |
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.bNumInterfaces = 2,
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.bConfigurationValue = DEV_RNDIS_CONFIG_VALUE, |
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.iConfiguration = STRING_RNDIS, |
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.bmAttributes = 0xc0,
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.bMaxPower = 0x32,
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.nif = ARRAY_SIZE(desc_iface_rndis), |
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.ifs = desc_iface_rndis, |
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},{ |
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.bNumInterfaces = 2,
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.bConfigurationValue = DEV_CONFIG_VALUE, |
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.iConfiguration = STRING_CDC, |
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.bmAttributes = 0xc0,
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.bMaxPower = 0x32,
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.nif = ARRAY_SIZE(desc_iface_cdc), |
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.ifs = desc_iface_cdc, |
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} |
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}, |
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}; |
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static const USBDesc desc_net = { |
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.id = { |
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.idVendor = RNDIS_VENDOR_NUM, |
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.idProduct = RNDIS_PRODUCT_NUM, |
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.bcdDevice = 0,
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.iManufacturer = STRING_MANUFACTURER, |
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.iProduct = STRING_PRODUCT, |
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.iSerialNumber = STRING_SERIALNUMBER, |
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}, |
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.full = &desc_device_net, |
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.str = usb_net_stringtable, |
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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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/* 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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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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|
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typedef struct rndis_init_cmplt_type { |
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le32 MessageType; |
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le32 MessageLength; |
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le32 RequestID; |
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le32 Status; |
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le32 MajorVersion; |
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le32 MinorVersion; |
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le32 DeviceFlags; |
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le32 Medium; |
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le32 MaxPacketsPerTransfer; |
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le32 MaxTransferSize; |
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le32 PacketAlignmentFactor; |
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le32 AFListOffset; |
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le32 AFListSize; |
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} rndis_init_cmplt_type; |
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typedef struct rndis_halt_msg_type { |
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le32 MessageType; |
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le32 MessageLength; |
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le32 RequestID; |
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} rndis_halt_msg_type; |
384 |
|
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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; |
394 |
|
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typedef struct rndis_query_cmplt_type { |
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le32 MessageType; |
397 |
le32 MessageLength; |
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le32 RequestID; |
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le32 Status; |
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le32 InformationBufferLength; |
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le32 InformationBufferOffset; |
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} rndis_query_cmplt_type; |
403 |
|
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typedef struct rndis_set_msg_type { |
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le32 MessageType; |
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le32 MessageLength; |
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le32 RequestID; |
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le32 OID; |
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le32 InformationBufferLength; |
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le32 InformationBufferOffset; |
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le32 DeviceVcHandle; |
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} rndis_set_msg_type; |
413 |
|
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typedef struct rndis_set_cmplt_type { |
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le32 MessageType; |
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le32 MessageLength; |
417 |
le32 RequestID; |
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le32 Status; |
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} rndis_set_cmplt_type; |
420 |
|
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typedef struct rndis_reset_msg_type { |
422 |
le32 MessageType; |
423 |
le32 MessageLength; |
424 |
le32 Reserved; |
425 |
} rndis_reset_msg_type; |
426 |
|
427 |
typedef struct rndis_reset_cmplt_type { |
428 |
le32 MessageType; |
429 |
le32 MessageLength; |
430 |
le32 Status; |
431 |
le32 AddressingReset; |
432 |
} rndis_reset_cmplt_type; |
433 |
|
434 |
typedef struct rndis_indicate_status_msg_type { |
435 |
le32 MessageType; |
436 |
le32 MessageLength; |
437 |
le32 Status; |
438 |
le32 StatusBufferLength; |
439 |
le32 StatusBufferOffset; |
440 |
} rndis_indicate_status_msg_type; |
441 |
|
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typedef struct rndis_keepalive_msg_type { |
443 |
le32 MessageType; |
444 |
le32 MessageLength; |
445 |
le32 RequestID; |
446 |
} rndis_keepalive_msg_type; |
447 |
|
448 |
typedef struct rndis_keepalive_cmplt_type { |
449 |
le32 MessageType; |
450 |
le32 MessageLength; |
451 |
le32 RequestID; |
452 |
le32 Status; |
453 |
} rndis_keepalive_cmplt_type; |
454 |
|
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struct rndis_packet_msg_type {
|
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le32 MessageType; |
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le32 MessageLength; |
458 |
le32 DataOffset; |
459 |
le32 DataLength; |
460 |
le32 OOBDataOffset; |
461 |
le32 OOBDataLength; |
462 |
le32 NumOOBDataElements; |
463 |
le32 PerPacketInfoOffset; |
464 |
le32 PerPacketInfoLength; |
465 |
le32 VcHandle; |
466 |
le32 Reserved; |
467 |
}; |
468 |
|
469 |
struct rndis_config_parameter {
|
470 |
le32 ParameterNameOffset; |
471 |
le32 ParameterNameLength; |
472 |
le32 ParameterType; |
473 |
le32 ParameterValueOffset; |
474 |
le32 ParameterValueLength; |
475 |
}; |
476 |
|
477 |
/* implementation specific */
|
478 |
enum rndis_state
|
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{ |
480 |
RNDIS_UNINITIALIZED, |
481 |
RNDIS_INITIALIZED, |
482 |
RNDIS_DATA_INITIALIZED, |
483 |
}; |
484 |
|
485 |
/* from ndis.h */
|
486 |
enum ndis_oid {
|
487 |
/* Required Object IDs (OIDs) */
|
488 |
OID_GEN_SUPPORTED_LIST = 0x00010101,
|
489 |
OID_GEN_HARDWARE_STATUS = 0x00010102,
|
490 |
OID_GEN_MEDIA_SUPPORTED = 0x00010103,
|
491 |
OID_GEN_MEDIA_IN_USE = 0x00010104,
|
492 |
OID_GEN_MAXIMUM_LOOKAHEAD = 0x00010105,
|
493 |
OID_GEN_MAXIMUM_FRAME_SIZE = 0x00010106,
|
494 |
OID_GEN_LINK_SPEED = 0x00010107,
|
495 |
OID_GEN_TRANSMIT_BUFFER_SPACE = 0x00010108,
|
496 |
OID_GEN_RECEIVE_BUFFER_SPACE = 0x00010109,
|
497 |
OID_GEN_TRANSMIT_BLOCK_SIZE = 0x0001010a,
|
498 |
OID_GEN_RECEIVE_BLOCK_SIZE = 0x0001010b,
|
499 |
OID_GEN_VENDOR_ID = 0x0001010c,
|
500 |
OID_GEN_VENDOR_DESCRIPTION = 0x0001010d,
|
501 |
OID_GEN_CURRENT_PACKET_FILTER = 0x0001010e,
|
502 |
OID_GEN_CURRENT_LOOKAHEAD = 0x0001010f,
|
503 |
OID_GEN_DRIVER_VERSION = 0x00010110,
|
504 |
OID_GEN_MAXIMUM_TOTAL_SIZE = 0x00010111,
|
505 |
OID_GEN_PROTOCOL_OPTIONS = 0x00010112,
|
506 |
OID_GEN_MAC_OPTIONS = 0x00010113,
|
507 |
OID_GEN_MEDIA_CONNECT_STATUS = 0x00010114,
|
508 |
OID_GEN_MAXIMUM_SEND_PACKETS = 0x00010115,
|
509 |
OID_GEN_VENDOR_DRIVER_VERSION = 0x00010116,
|
510 |
OID_GEN_SUPPORTED_GUIDS = 0x00010117,
|
511 |
OID_GEN_NETWORK_LAYER_ADDRESSES = 0x00010118,
|
512 |
OID_GEN_TRANSPORT_HEADER_OFFSET = 0x00010119,
|
513 |
OID_GEN_MACHINE_NAME = 0x0001021a,
|
514 |
OID_GEN_RNDIS_CONFIG_PARAMETER = 0x0001021b,
|
515 |
OID_GEN_VLAN_ID = 0x0001021c,
|
516 |
|
517 |
/* Optional OIDs */
|
518 |
OID_GEN_MEDIA_CAPABILITIES = 0x00010201,
|
519 |
OID_GEN_PHYSICAL_MEDIUM = 0x00010202,
|
520 |
|
521 |
/* Required statistics OIDs */
|
522 |
OID_GEN_XMIT_OK = 0x00020101,
|
523 |
OID_GEN_RCV_OK = 0x00020102,
|
524 |
OID_GEN_XMIT_ERROR = 0x00020103,
|
525 |
OID_GEN_RCV_ERROR = 0x00020104,
|
526 |
OID_GEN_RCV_NO_BUFFER = 0x00020105,
|
527 |
|
528 |
/* Optional statistics OIDs */
|
529 |
OID_GEN_DIRECTED_BYTES_XMIT = 0x00020201,
|
530 |
OID_GEN_DIRECTED_FRAMES_XMIT = 0x00020202,
|
531 |
OID_GEN_MULTICAST_BYTES_XMIT = 0x00020203,
|
532 |
OID_GEN_MULTICAST_FRAMES_XMIT = 0x00020204,
|
533 |
OID_GEN_BROADCAST_BYTES_XMIT = 0x00020205,
|
534 |
OID_GEN_BROADCAST_FRAMES_XMIT = 0x00020206,
|
535 |
OID_GEN_DIRECTED_BYTES_RCV = 0x00020207,
|
536 |
OID_GEN_DIRECTED_FRAMES_RCV = 0x00020208,
|
537 |
OID_GEN_MULTICAST_BYTES_RCV = 0x00020209,
|
538 |
OID_GEN_MULTICAST_FRAMES_RCV = 0x0002020a,
|
539 |
OID_GEN_BROADCAST_BYTES_RCV = 0x0002020b,
|
540 |
OID_GEN_BROADCAST_FRAMES_RCV = 0x0002020c,
|
541 |
OID_GEN_RCV_CRC_ERROR = 0x0002020d,
|
542 |
OID_GEN_TRANSMIT_QUEUE_LENGTH = 0x0002020e,
|
543 |
OID_GEN_GET_TIME_CAPS = 0x0002020f,
|
544 |
OID_GEN_GET_NETCARD_TIME = 0x00020210,
|
545 |
OID_GEN_NETCARD_LOAD = 0x00020211,
|
546 |
OID_GEN_DEVICE_PROFILE = 0x00020212,
|
547 |
OID_GEN_INIT_TIME_MS = 0x00020213,
|
548 |
OID_GEN_RESET_COUNTS = 0x00020214,
|
549 |
OID_GEN_MEDIA_SENSE_COUNTS = 0x00020215,
|
550 |
OID_GEN_FRIENDLY_NAME = 0x00020216,
|
551 |
OID_GEN_MINIPORT_INFO = 0x00020217,
|
552 |
OID_GEN_RESET_VERIFY_PARAMETERS = 0x00020218,
|
553 |
|
554 |
/* IEEE 802.3 (Ethernet) OIDs */
|
555 |
OID_802_3_PERMANENT_ADDRESS = 0x01010101,
|
556 |
OID_802_3_CURRENT_ADDRESS = 0x01010102,
|
557 |
OID_802_3_MULTICAST_LIST = 0x01010103,
|
558 |
OID_802_3_MAXIMUM_LIST_SIZE = 0x01010104,
|
559 |
OID_802_3_MAC_OPTIONS = 0x01010105,
|
560 |
OID_802_3_RCV_ERROR_ALIGNMENT = 0x01020101,
|
561 |
OID_802_3_XMIT_ONE_COLLISION = 0x01020102,
|
562 |
OID_802_3_XMIT_MORE_COLLISIONS = 0x01020103,
|
563 |
OID_802_3_XMIT_DEFERRED = 0x01020201,
|
564 |
OID_802_3_XMIT_MAX_COLLISIONS = 0x01020202,
|
565 |
OID_802_3_RCV_OVERRUN = 0x01020203,
|
566 |
OID_802_3_XMIT_UNDERRUN = 0x01020204,
|
567 |
OID_802_3_XMIT_HEARTBEAT_FAILURE = 0x01020205,
|
568 |
OID_802_3_XMIT_TIMES_CRS_LOST = 0x01020206,
|
569 |
OID_802_3_XMIT_LATE_COLLISIONS = 0x01020207,
|
570 |
}; |
571 |
|
572 |
static const uint32_t oid_supported_list[] = |
573 |
{ |
574 |
/* the general stuff */
|
575 |
OID_GEN_SUPPORTED_LIST, |
576 |
OID_GEN_HARDWARE_STATUS, |
577 |
OID_GEN_MEDIA_SUPPORTED, |
578 |
OID_GEN_MEDIA_IN_USE, |
579 |
OID_GEN_MAXIMUM_FRAME_SIZE, |
580 |
OID_GEN_LINK_SPEED, |
581 |
OID_GEN_TRANSMIT_BLOCK_SIZE, |
582 |
OID_GEN_RECEIVE_BLOCK_SIZE, |
583 |
OID_GEN_VENDOR_ID, |
584 |
OID_GEN_VENDOR_DESCRIPTION, |
585 |
OID_GEN_VENDOR_DRIVER_VERSION, |
586 |
OID_GEN_CURRENT_PACKET_FILTER, |
587 |
OID_GEN_MAXIMUM_TOTAL_SIZE, |
588 |
OID_GEN_MEDIA_CONNECT_STATUS, |
589 |
OID_GEN_PHYSICAL_MEDIUM, |
590 |
|
591 |
/* the statistical stuff */
|
592 |
OID_GEN_XMIT_OK, |
593 |
OID_GEN_RCV_OK, |
594 |
OID_GEN_XMIT_ERROR, |
595 |
OID_GEN_RCV_ERROR, |
596 |
OID_GEN_RCV_NO_BUFFER, |
597 |
|
598 |
/* IEEE 802.3 */
|
599 |
/* the general stuff */
|
600 |
OID_802_3_PERMANENT_ADDRESS, |
601 |
OID_802_3_CURRENT_ADDRESS, |
602 |
OID_802_3_MULTICAST_LIST, |
603 |
OID_802_3_MAC_OPTIONS, |
604 |
OID_802_3_MAXIMUM_LIST_SIZE, |
605 |
|
606 |
/* the statistical stuff */
|
607 |
OID_802_3_RCV_ERROR_ALIGNMENT, |
608 |
OID_802_3_XMIT_ONE_COLLISION, |
609 |
OID_802_3_XMIT_MORE_COLLISIONS, |
610 |
}; |
611 |
|
612 |
#define NDIS_MAC_OPTION_COPY_LOOKAHEAD_DATA (1 << 0) |
613 |
#define NDIS_MAC_OPTION_RECEIVE_SERIALIZED (1 << 1) |
614 |
#define NDIS_MAC_OPTION_TRANSFERS_NOT_PEND (1 << 2) |
615 |
#define NDIS_MAC_OPTION_NO_LOOPBACK (1 << 3) |
616 |
#define NDIS_MAC_OPTION_FULL_DUPLEX (1 << 4) |
617 |
#define NDIS_MAC_OPTION_EOTX_INDICATION (1 << 5) |
618 |
#define NDIS_MAC_OPTION_8021P_PRIORITY (1 << 6) |
619 |
|
620 |
struct rndis_response {
|
621 |
QTAILQ_ENTRY(rndis_response) entries; |
622 |
uint32_t length; |
623 |
uint8_t buf[0];
|
624 |
}; |
625 |
|
626 |
typedef struct USBNetState { |
627 |
USBDevice dev; |
628 |
|
629 |
enum rndis_state rndis_state;
|
630 |
uint32_t medium; |
631 |
uint32_t speed; |
632 |
uint32_t media_state; |
633 |
uint16_t filter; |
634 |
uint32_t vendorid; |
635 |
|
636 |
unsigned int out_ptr; |
637 |
uint8_t out_buf[2048];
|
638 |
|
639 |
USBPacket *inpkt; |
640 |
unsigned int in_ptr, in_len; |
641 |
uint8_t in_buf[2048];
|
642 |
|
643 |
USBEndpoint *intr; |
644 |
|
645 |
char usbstring_mac[13]; |
646 |
NICState *nic; |
647 |
NICConf conf; |
648 |
QTAILQ_HEAD(rndis_resp_head, rndis_response) rndis_resp; |
649 |
} USBNetState; |
650 |
|
651 |
static int is_rndis(USBNetState *s) |
652 |
{ |
653 |
return s->dev.config->bConfigurationValue == DEV_RNDIS_CONFIG_VALUE;
|
654 |
} |
655 |
|
656 |
static int ndis_query(USBNetState *s, uint32_t oid, |
657 |
uint8_t *inbuf, unsigned int inlen, uint8_t *outbuf, |
658 |
size_t outlen) |
659 |
{ |
660 |
unsigned int i; |
661 |
|
662 |
switch (oid) {
|
663 |
/* general oids (table 4-1) */
|
664 |
/* mandatory */
|
665 |
case OID_GEN_SUPPORTED_LIST:
|
666 |
for (i = 0; i < ARRAY_SIZE(oid_supported_list); i++) |
667 |
((le32 *) outbuf)[i] = cpu_to_le32(oid_supported_list[i]); |
668 |
return sizeof(oid_supported_list); |
669 |
|
670 |
/* mandatory */
|
671 |
case OID_GEN_HARDWARE_STATUS:
|
672 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
673 |
return sizeof(le32); |
674 |
|
675 |
/* mandatory */
|
676 |
case OID_GEN_MEDIA_SUPPORTED:
|
677 |
*((le32 *) outbuf) = cpu_to_le32(s->medium); |
678 |
return sizeof(le32); |
679 |
|
680 |
/* mandatory */
|
681 |
case OID_GEN_MEDIA_IN_USE:
|
682 |
*((le32 *) outbuf) = cpu_to_le32(s->medium); |
683 |
return sizeof(le32); |
684 |
|
685 |
/* mandatory */
|
686 |
case OID_GEN_MAXIMUM_FRAME_SIZE:
|
687 |
*((le32 *) outbuf) = cpu_to_le32(ETH_FRAME_LEN); |
688 |
return sizeof(le32); |
689 |
|
690 |
/* mandatory */
|
691 |
case OID_GEN_LINK_SPEED:
|
692 |
*((le32 *) outbuf) = cpu_to_le32(s->speed); |
693 |
return sizeof(le32); |
694 |
|
695 |
/* mandatory */
|
696 |
case OID_GEN_TRANSMIT_BLOCK_SIZE:
|
697 |
*((le32 *) outbuf) = cpu_to_le32(ETH_FRAME_LEN); |
698 |
return sizeof(le32); |
699 |
|
700 |
/* mandatory */
|
701 |
case OID_GEN_RECEIVE_BLOCK_SIZE:
|
702 |
*((le32 *) outbuf) = cpu_to_le32(ETH_FRAME_LEN); |
703 |
return sizeof(le32); |
704 |
|
705 |
/* mandatory */
|
706 |
case OID_GEN_VENDOR_ID:
|
707 |
*((le32 *) outbuf) = cpu_to_le32(s->vendorid); |
708 |
return sizeof(le32); |
709 |
|
710 |
/* mandatory */
|
711 |
case OID_GEN_VENDOR_DESCRIPTION:
|
712 |
pstrcpy((char *)outbuf, outlen, "QEMU USB RNDIS Net"); |
713 |
return strlen((char *)outbuf) + 1; |
714 |
|
715 |
case OID_GEN_VENDOR_DRIVER_VERSION:
|
716 |
*((le32 *) outbuf) = cpu_to_le32(1);
|
717 |
return sizeof(le32); |
718 |
|
719 |
/* mandatory */
|
720 |
case OID_GEN_CURRENT_PACKET_FILTER:
|
721 |
*((le32 *) outbuf) = cpu_to_le32(s->filter); |
722 |
return sizeof(le32); |
723 |
|
724 |
/* mandatory */
|
725 |
case OID_GEN_MAXIMUM_TOTAL_SIZE:
|
726 |
*((le32 *) outbuf) = cpu_to_le32(RNDIS_MAX_TOTAL_SIZE); |
727 |
return sizeof(le32); |
728 |
|
729 |
/* mandatory */
|
730 |
case OID_GEN_MEDIA_CONNECT_STATUS:
|
731 |
*((le32 *) outbuf) = cpu_to_le32(s->media_state); |
732 |
return sizeof(le32); |
733 |
|
734 |
case OID_GEN_PHYSICAL_MEDIUM:
|
735 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
736 |
return sizeof(le32); |
737 |
|
738 |
case OID_GEN_MAC_OPTIONS:
|
739 |
*((le32 *) outbuf) = cpu_to_le32( |
740 |
NDIS_MAC_OPTION_RECEIVE_SERIALIZED | |
741 |
NDIS_MAC_OPTION_FULL_DUPLEX); |
742 |
return sizeof(le32); |
743 |
|
744 |
/* statistics OIDs (table 4-2) */
|
745 |
/* mandatory */
|
746 |
case OID_GEN_XMIT_OK:
|
747 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
748 |
return sizeof(le32); |
749 |
|
750 |
/* mandatory */
|
751 |
case OID_GEN_RCV_OK:
|
752 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
753 |
return sizeof(le32); |
754 |
|
755 |
/* mandatory */
|
756 |
case OID_GEN_XMIT_ERROR:
|
757 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
758 |
return sizeof(le32); |
759 |
|
760 |
/* mandatory */
|
761 |
case OID_GEN_RCV_ERROR:
|
762 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
763 |
return sizeof(le32); |
764 |
|
765 |
/* mandatory */
|
766 |
case OID_GEN_RCV_NO_BUFFER:
|
767 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
768 |
return sizeof(le32); |
769 |
|
770 |
/* ieee802.3 OIDs (table 4-3) */
|
771 |
/* mandatory */
|
772 |
case OID_802_3_PERMANENT_ADDRESS:
|
773 |
memcpy(outbuf, s->conf.macaddr.a, 6);
|
774 |
return 6; |
775 |
|
776 |
/* mandatory */
|
777 |
case OID_802_3_CURRENT_ADDRESS:
|
778 |
memcpy(outbuf, s->conf.macaddr.a, 6);
|
779 |
return 6; |
780 |
|
781 |
/* mandatory */
|
782 |
case OID_802_3_MULTICAST_LIST:
|
783 |
*((le32 *) outbuf) = cpu_to_le32(0xe0000000);
|
784 |
return sizeof(le32); |
785 |
|
786 |
/* mandatory */
|
787 |
case OID_802_3_MAXIMUM_LIST_SIZE:
|
788 |
*((le32 *) outbuf) = cpu_to_le32(1);
|
789 |
return sizeof(le32); |
790 |
|
791 |
case OID_802_3_MAC_OPTIONS:
|
792 |
return 0; |
793 |
|
794 |
/* ieee802.3 statistics OIDs (table 4-4) */
|
795 |
/* mandatory */
|
796 |
case OID_802_3_RCV_ERROR_ALIGNMENT:
|
797 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
798 |
return sizeof(le32); |
799 |
|
800 |
/* mandatory */
|
801 |
case OID_802_3_XMIT_ONE_COLLISION:
|
802 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
803 |
return sizeof(le32); |
804 |
|
805 |
/* mandatory */
|
806 |
case OID_802_3_XMIT_MORE_COLLISIONS:
|
807 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
808 |
return sizeof(le32); |
809 |
|
810 |
default:
|
811 |
fprintf(stderr, "usbnet: unknown OID 0x%08x\n", oid);
|
812 |
return 0; |
813 |
} |
814 |
return -1; |
815 |
} |
816 |
|
817 |
static int ndis_set(USBNetState *s, uint32_t oid, |
818 |
uint8_t *inbuf, unsigned int inlen) |
819 |
{ |
820 |
switch (oid) {
|
821 |
case OID_GEN_CURRENT_PACKET_FILTER:
|
822 |
s->filter = le32_to_cpup((le32 *) inbuf); |
823 |
if (s->filter) {
|
824 |
s->rndis_state = RNDIS_DATA_INITIALIZED; |
825 |
} else {
|
826 |
s->rndis_state = RNDIS_INITIALIZED; |
827 |
} |
828 |
return 0; |
829 |
|
830 |
case OID_802_3_MULTICAST_LIST:
|
831 |
return 0; |
832 |
} |
833 |
return -1; |
834 |
} |
835 |
|
836 |
static int rndis_get_response(USBNetState *s, uint8_t *buf) |
837 |
{ |
838 |
int ret = 0; |
839 |
struct rndis_response *r = s->rndis_resp.tqh_first;
|
840 |
|
841 |
if (!r)
|
842 |
return ret;
|
843 |
|
844 |
QTAILQ_REMOVE(&s->rndis_resp, r, entries); |
845 |
ret = r->length; |
846 |
memcpy(buf, r->buf, r->length); |
847 |
g_free(r); |
848 |
|
849 |
return ret;
|
850 |
} |
851 |
|
852 |
static void *rndis_queue_response(USBNetState *s, unsigned int length) |
853 |
{ |
854 |
struct rndis_response *r =
|
855 |
g_malloc0(sizeof(struct rndis_response) + length); |
856 |
|
857 |
if (QTAILQ_EMPTY(&s->rndis_resp)) {
|
858 |
usb_wakeup(s->intr); |
859 |
} |
860 |
|
861 |
QTAILQ_INSERT_TAIL(&s->rndis_resp, r, entries); |
862 |
r->length = length; |
863 |
|
864 |
return &r->buf[0]; |
865 |
} |
866 |
|
867 |
static void rndis_clear_responsequeue(USBNetState *s) |
868 |
{ |
869 |
struct rndis_response *r;
|
870 |
|
871 |
while ((r = s->rndis_resp.tqh_first)) {
|
872 |
QTAILQ_REMOVE(&s->rndis_resp, r, entries); |
873 |
g_free(r); |
874 |
} |
875 |
} |
876 |
|
877 |
static int rndis_init_response(USBNetState *s, rndis_init_msg_type *buf) |
878 |
{ |
879 |
rndis_init_cmplt_type *resp = |
880 |
rndis_queue_response(s, sizeof(rndis_init_cmplt_type));
|
881 |
|
882 |
if (!resp)
|
883 |
return USB_RET_STALL;
|
884 |
|
885 |
resp->MessageType = cpu_to_le32(RNDIS_INITIALIZE_CMPLT); |
886 |
resp->MessageLength = cpu_to_le32(sizeof(rndis_init_cmplt_type));
|
887 |
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
|
888 |
resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS); |
889 |
resp->MajorVersion = cpu_to_le32(RNDIS_MAJOR_VERSION); |
890 |
resp->MinorVersion = cpu_to_le32(RNDIS_MINOR_VERSION); |
891 |
resp->DeviceFlags = cpu_to_le32(RNDIS_DF_CONNECTIONLESS); |
892 |
resp->Medium = cpu_to_le32(RNDIS_MEDIUM_802_3); |
893 |
resp->MaxPacketsPerTransfer = cpu_to_le32(1);
|
894 |
resp->MaxTransferSize = cpu_to_le32(ETH_FRAME_LEN + |
895 |
sizeof(struct rndis_packet_msg_type) + 22); |
896 |
resp->PacketAlignmentFactor = cpu_to_le32(0);
|
897 |
resp->AFListOffset = cpu_to_le32(0);
|
898 |
resp->AFListSize = cpu_to_le32(0);
|
899 |
return 0; |
900 |
} |
901 |
|
902 |
static int rndis_query_response(USBNetState *s, |
903 |
rndis_query_msg_type *buf, unsigned int length) |
904 |
{ |
905 |
rndis_query_cmplt_type *resp; |
906 |
/* oid_supported_list is the largest data reply */
|
907 |
uint8_t infobuf[sizeof(oid_supported_list)];
|
908 |
uint32_t bufoffs, buflen; |
909 |
int infobuflen;
|
910 |
unsigned int resplen; |
911 |
|
912 |
bufoffs = le32_to_cpu(buf->InformationBufferOffset) + 8;
|
913 |
buflen = le32_to_cpu(buf->InformationBufferLength); |
914 |
if (bufoffs + buflen > length)
|
915 |
return USB_RET_STALL;
|
916 |
|
917 |
infobuflen = ndis_query(s, le32_to_cpu(buf->OID), |
918 |
bufoffs + (uint8_t *) buf, buflen, infobuf, |
919 |
sizeof(infobuf));
|
920 |
resplen = sizeof(rndis_query_cmplt_type) +
|
921 |
((infobuflen < 0) ? 0 : infobuflen); |
922 |
resp = rndis_queue_response(s, resplen); |
923 |
if (!resp)
|
924 |
return USB_RET_STALL;
|
925 |
|
926 |
resp->MessageType = cpu_to_le32(RNDIS_QUERY_CMPLT); |
927 |
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
|
928 |
resp->MessageLength = cpu_to_le32(resplen); |
929 |
|
930 |
if (infobuflen < 0) { |
931 |
/* OID not supported */
|
932 |
resp->Status = cpu_to_le32(RNDIS_STATUS_NOT_SUPPORTED); |
933 |
resp->InformationBufferLength = cpu_to_le32(0);
|
934 |
resp->InformationBufferOffset = cpu_to_le32(0);
|
935 |
return 0; |
936 |
} |
937 |
|
938 |
resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS); |
939 |
resp->InformationBufferOffset = |
940 |
cpu_to_le32(infobuflen ? sizeof(rndis_query_cmplt_type) - 8 : 0); |
941 |
resp->InformationBufferLength = cpu_to_le32(infobuflen); |
942 |
memcpy(resp + 1, infobuf, infobuflen);
|
943 |
|
944 |
return 0; |
945 |
} |
946 |
|
947 |
static int rndis_set_response(USBNetState *s, |
948 |
rndis_set_msg_type *buf, unsigned int length) |
949 |
{ |
950 |
rndis_set_cmplt_type *resp = |
951 |
rndis_queue_response(s, sizeof(rndis_set_cmplt_type));
|
952 |
uint32_t bufoffs, buflen; |
953 |
int ret;
|
954 |
|
955 |
if (!resp)
|
956 |
return USB_RET_STALL;
|
957 |
|
958 |
bufoffs = le32_to_cpu(buf->InformationBufferOffset) + 8;
|
959 |
buflen = le32_to_cpu(buf->InformationBufferLength); |
960 |
if (bufoffs + buflen > length)
|
961 |
return USB_RET_STALL;
|
962 |
|
963 |
ret = ndis_set(s, le32_to_cpu(buf->OID), |
964 |
bufoffs + (uint8_t *) buf, buflen); |
965 |
resp->MessageType = cpu_to_le32(RNDIS_SET_CMPLT); |
966 |
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
|
967 |
resp->MessageLength = cpu_to_le32(sizeof(rndis_set_cmplt_type));
|
968 |
if (ret < 0) { |
969 |
/* OID not supported */
|
970 |
resp->Status = cpu_to_le32(RNDIS_STATUS_NOT_SUPPORTED); |
971 |
return 0; |
972 |
} |
973 |
resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS); |
974 |
|
975 |
return 0; |
976 |
} |
977 |
|
978 |
static int rndis_reset_response(USBNetState *s, rndis_reset_msg_type *buf) |
979 |
{ |
980 |
rndis_reset_cmplt_type *resp = |
981 |
rndis_queue_response(s, sizeof(rndis_reset_cmplt_type));
|
982 |
|
983 |
if (!resp)
|
984 |
return USB_RET_STALL;
|
985 |
|
986 |
resp->MessageType = cpu_to_le32(RNDIS_RESET_CMPLT); |
987 |
resp->MessageLength = cpu_to_le32(sizeof(rndis_reset_cmplt_type));
|
988 |
resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS); |
989 |
resp->AddressingReset = cpu_to_le32(1); /* reset information */ |
990 |
|
991 |
return 0; |
992 |
} |
993 |
|
994 |
static int rndis_keepalive_response(USBNetState *s, |
995 |
rndis_keepalive_msg_type *buf) |
996 |
{ |
997 |
rndis_keepalive_cmplt_type *resp = |
998 |
rndis_queue_response(s, sizeof(rndis_keepalive_cmplt_type));
|
999 |
|
1000 |
if (!resp)
|
1001 |
return USB_RET_STALL;
|
1002 |
|
1003 |
resp->MessageType = cpu_to_le32(RNDIS_KEEPALIVE_CMPLT); |
1004 |
resp->MessageLength = cpu_to_le32(sizeof(rndis_keepalive_cmplt_type));
|
1005 |
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
|
1006 |
resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS); |
1007 |
|
1008 |
return 0; |
1009 |
} |
1010 |
|
1011 |
/* Prepare to receive the next packet */
|
1012 |
static void usb_net_reset_in_buf(USBNetState *s) |
1013 |
{ |
1014 |
s->in_ptr = s->in_len = 0;
|
1015 |
qemu_flush_queued_packets(&s->nic->nc); |
1016 |
} |
1017 |
|
1018 |
static int rndis_parse(USBNetState *s, uint8_t *data, int length) |
1019 |
{ |
1020 |
uint32_t msg_type; |
1021 |
le32 *tmp = (le32 *) data; |
1022 |
|
1023 |
msg_type = le32_to_cpup(tmp); |
1024 |
|
1025 |
switch (msg_type) {
|
1026 |
case RNDIS_INITIALIZE_MSG:
|
1027 |
s->rndis_state = RNDIS_INITIALIZED; |
1028 |
return rndis_init_response(s, (rndis_init_msg_type *) data);
|
1029 |
|
1030 |
case RNDIS_HALT_MSG:
|
1031 |
s->rndis_state = RNDIS_UNINITIALIZED; |
1032 |
return 0; |
1033 |
|
1034 |
case RNDIS_QUERY_MSG:
|
1035 |
return rndis_query_response(s, (rndis_query_msg_type *) data, length);
|
1036 |
|
1037 |
case RNDIS_SET_MSG:
|
1038 |
return rndis_set_response(s, (rndis_set_msg_type *) data, length);
|
1039 |
|
1040 |
case RNDIS_RESET_MSG:
|
1041 |
rndis_clear_responsequeue(s); |
1042 |
s->out_ptr = 0;
|
1043 |
usb_net_reset_in_buf(s); |
1044 |
return rndis_reset_response(s, (rndis_reset_msg_type *) data);
|
1045 |
|
1046 |
case RNDIS_KEEPALIVE_MSG:
|
1047 |
/* For USB: host does this every 5 seconds */
|
1048 |
return rndis_keepalive_response(s, (rndis_keepalive_msg_type *) data);
|
1049 |
} |
1050 |
|
1051 |
return USB_RET_STALL;
|
1052 |
} |
1053 |
|
1054 |
static void usb_net_handle_reset(USBDevice *dev) |
1055 |
{ |
1056 |
} |
1057 |
|
1058 |
static void usb_net_handle_control(USBDevice *dev, USBPacket *p, |
1059 |
int request, int value, int index, int length, uint8_t *data) |
1060 |
{ |
1061 |
USBNetState *s = (USBNetState *) dev; |
1062 |
int ret;
|
1063 |
|
1064 |
ret = usb_desc_handle_control(dev, p, request, value, index, length, data); |
1065 |
if (ret >= 0) { |
1066 |
return;
|
1067 |
} |
1068 |
|
1069 |
switch(request) {
|
1070 |
case ClassInterfaceOutRequest | USB_CDC_SEND_ENCAPSULATED_COMMAND:
|
1071 |
if (!is_rndis(s) || value || index != 0) { |
1072 |
goto fail;
|
1073 |
} |
1074 |
#ifdef TRAFFIC_DEBUG
|
1075 |
{ |
1076 |
unsigned int i; |
1077 |
fprintf(stderr, "SEND_ENCAPSULATED_COMMAND:");
|
1078 |
for (i = 0; i < length; i++) { |
1079 |
if (!(i & 15)) |
1080 |
fprintf(stderr, "\n%04x:", i);
|
1081 |
fprintf(stderr, " %02x", data[i]);
|
1082 |
} |
1083 |
fprintf(stderr, "\n\n");
|
1084 |
} |
1085 |
#endif
|
1086 |
ret = rndis_parse(s, data, length); |
1087 |
if (ret < 0) { |
1088 |
p->status = ret; |
1089 |
} |
1090 |
break;
|
1091 |
|
1092 |
case ClassInterfaceRequest | USB_CDC_GET_ENCAPSULATED_RESPONSE:
|
1093 |
if (!is_rndis(s) || value || index != 0) { |
1094 |
goto fail;
|
1095 |
} |
1096 |
p->actual_length = rndis_get_response(s, data); |
1097 |
if (p->actual_length == 0) { |
1098 |
data[0] = 0; |
1099 |
p->actual_length = 1;
|
1100 |
} |
1101 |
#ifdef TRAFFIC_DEBUG
|
1102 |
{ |
1103 |
unsigned int i; |
1104 |
fprintf(stderr, "GET_ENCAPSULATED_RESPONSE:");
|
1105 |
for (i = 0; i < p->actual_length; i++) { |
1106 |
if (!(i & 15)) |
1107 |
fprintf(stderr, "\n%04x:", i);
|
1108 |
fprintf(stderr, " %02x", data[i]);
|
1109 |
} |
1110 |
fprintf(stderr, "\n\n");
|
1111 |
} |
1112 |
#endif
|
1113 |
break;
|
1114 |
|
1115 |
default:
|
1116 |
fail:
|
1117 |
fprintf(stderr, "usbnet: failed control transaction: "
|
1118 |
"request 0x%x value 0x%x index 0x%x length 0x%x\n",
|
1119 |
request, value, index, length); |
1120 |
p->status = USB_RET_STALL; |
1121 |
break;
|
1122 |
} |
1123 |
} |
1124 |
|
1125 |
static void usb_net_handle_statusin(USBNetState *s, USBPacket *p) |
1126 |
{ |
1127 |
le32 buf[2];
|
1128 |
|
1129 |
if (p->iov.size < 8) { |
1130 |
p->status = USB_RET_STALL; |
1131 |
return;
|
1132 |
} |
1133 |
|
1134 |
buf[0] = cpu_to_le32(1); |
1135 |
buf[1] = cpu_to_le32(0); |
1136 |
usb_packet_copy(p, buf, 8);
|
1137 |
if (!s->rndis_resp.tqh_first) {
|
1138 |
p->status = USB_RET_NAK; |
1139 |
} |
1140 |
|
1141 |
#ifdef TRAFFIC_DEBUG
|
1142 |
fprintf(stderr, "usbnet: interrupt poll len %zu return %d",
|
1143 |
p->iov.size, p->status); |
1144 |
iov_hexdump(p->iov.iov, p->iov.niov, stderr, "usbnet", p->status);
|
1145 |
#endif
|
1146 |
} |
1147 |
|
1148 |
static void usb_net_handle_datain(USBNetState *s, USBPacket *p) |
1149 |
{ |
1150 |
int len;
|
1151 |
|
1152 |
if (s->in_ptr > s->in_len) {
|
1153 |
usb_net_reset_in_buf(s); |
1154 |
p->status = USB_RET_NAK; |
1155 |
return;
|
1156 |
} |
1157 |
if (!s->in_len) {
|
1158 |
p->status = USB_RET_NAK; |
1159 |
return;
|
1160 |
} |
1161 |
len = s->in_len - s->in_ptr; |
1162 |
if (len > p->iov.size) {
|
1163 |
len = p->iov.size; |
1164 |
} |
1165 |
usb_packet_copy(p, &s->in_buf[s->in_ptr], len); |
1166 |
s->in_ptr += len; |
1167 |
if (s->in_ptr >= s->in_len &&
|
1168 |
(is_rndis(s) || (s->in_len & (64 - 1)) || !len)) { |
1169 |
/* no short packet necessary */
|
1170 |
usb_net_reset_in_buf(s); |
1171 |
} |
1172 |
|
1173 |
#ifdef TRAFFIC_DEBUG
|
1174 |
fprintf(stderr, "usbnet: data in len %zu return %d", p->iov.size, len);
|
1175 |
iov_hexdump(p->iov.iov, p->iov.niov, stderr, "usbnet", len);
|
1176 |
#endif
|
1177 |
} |
1178 |
|
1179 |
static void usb_net_handle_dataout(USBNetState *s, USBPacket *p) |
1180 |
{ |
1181 |
int sz = sizeof(s->out_buf) - s->out_ptr; |
1182 |
struct rndis_packet_msg_type *msg =
|
1183 |
(struct rndis_packet_msg_type *) s->out_buf;
|
1184 |
uint32_t len; |
1185 |
|
1186 |
#ifdef TRAFFIC_DEBUG
|
1187 |
fprintf(stderr, "usbnet: data out len %zu\n", p->iov.size);
|
1188 |
iov_hexdump(p->iov.iov, p->iov.niov, stderr, "usbnet", p->iov.size);
|
1189 |
#endif
|
1190 |
|
1191 |
if (sz > p->iov.size) {
|
1192 |
sz = p->iov.size; |
1193 |
} |
1194 |
usb_packet_copy(p, &s->out_buf[s->out_ptr], sz); |
1195 |
s->out_ptr += sz; |
1196 |
|
1197 |
if (!is_rndis(s)) {
|
1198 |
if (p->iov.size < 64) { |
1199 |
qemu_send_packet(&s->nic->nc, s->out_buf, s->out_ptr); |
1200 |
s->out_ptr = 0;
|
1201 |
} |
1202 |
return;
|
1203 |
} |
1204 |
len = le32_to_cpu(msg->MessageLength); |
1205 |
if (s->out_ptr < 8 || s->out_ptr < len) { |
1206 |
return;
|
1207 |
} |
1208 |
if (le32_to_cpu(msg->MessageType) == RNDIS_PACKET_MSG) {
|
1209 |
uint32_t offs = 8 + le32_to_cpu(msg->DataOffset);
|
1210 |
uint32_t size = le32_to_cpu(msg->DataLength); |
1211 |
if (offs + size <= len)
|
1212 |
qemu_send_packet(&s->nic->nc, s->out_buf + offs, size); |
1213 |
} |
1214 |
s->out_ptr -= len; |
1215 |
memmove(s->out_buf, &s->out_buf[len], s->out_ptr); |
1216 |
} |
1217 |
|
1218 |
static void usb_net_handle_data(USBDevice *dev, USBPacket *p) |
1219 |
{ |
1220 |
USBNetState *s = (USBNetState *) dev; |
1221 |
|
1222 |
switch(p->pid) {
|
1223 |
case USB_TOKEN_IN:
|
1224 |
switch (p->ep->nr) {
|
1225 |
case 1: |
1226 |
usb_net_handle_statusin(s, p); |
1227 |
break;
|
1228 |
|
1229 |
case 2: |
1230 |
usb_net_handle_datain(s, p); |
1231 |
break;
|
1232 |
|
1233 |
default:
|
1234 |
goto fail;
|
1235 |
} |
1236 |
break;
|
1237 |
|
1238 |
case USB_TOKEN_OUT:
|
1239 |
switch (p->ep->nr) {
|
1240 |
case 2: |
1241 |
usb_net_handle_dataout(s, p); |
1242 |
break;
|
1243 |
|
1244 |
default:
|
1245 |
goto fail;
|
1246 |
} |
1247 |
break;
|
1248 |
|
1249 |
default:
|
1250 |
fail:
|
1251 |
p->status = USB_RET_STALL; |
1252 |
break;
|
1253 |
} |
1254 |
|
1255 |
if (p->status == USB_RET_STALL) {
|
1256 |
fprintf(stderr, "usbnet: failed data transaction: "
|
1257 |
"pid 0x%x ep 0x%x len 0x%zx\n",
|
1258 |
p->pid, p->ep->nr, p->iov.size); |
1259 |
} |
1260 |
} |
1261 |
|
1262 |
static ssize_t usbnet_receive(NetClientState *nc, const uint8_t *buf, size_t size) |
1263 |
{ |
1264 |
USBNetState *s = DO_UPCAST(NICState, nc, nc)->opaque; |
1265 |
uint8_t *in_buf = s->in_buf; |
1266 |
size_t total_size = size; |
1267 |
|
1268 |
if (is_rndis(s)) {
|
1269 |
if (s->rndis_state != RNDIS_DATA_INITIALIZED) {
|
1270 |
return -1; |
1271 |
} |
1272 |
total_size += sizeof(struct rndis_packet_msg_type); |
1273 |
} |
1274 |
if (total_size > sizeof(s->in_buf)) { |
1275 |
return -1; |
1276 |
} |
1277 |
|
1278 |
/* Only accept packet if input buffer is empty */
|
1279 |
if (s->in_len > 0) { |
1280 |
return 0; |
1281 |
} |
1282 |
|
1283 |
if (is_rndis(s)) {
|
1284 |
struct rndis_packet_msg_type *msg;
|
1285 |
|
1286 |
msg = (struct rndis_packet_msg_type *)in_buf;
|
1287 |
memset(msg, 0, sizeof(struct rndis_packet_msg_type)); |
1288 |
msg->MessageType = cpu_to_le32(RNDIS_PACKET_MSG); |
1289 |
msg->MessageLength = cpu_to_le32(size + sizeof(*msg));
|
1290 |
msg->DataOffset = cpu_to_le32(sizeof(*msg) - 8); |
1291 |
msg->DataLength = cpu_to_le32(size); |
1292 |
/* msg->OOBDataOffset;
|
1293 |
* msg->OOBDataLength;
|
1294 |
* msg->NumOOBDataElements;
|
1295 |
* msg->PerPacketInfoOffset;
|
1296 |
* msg->PerPacketInfoLength;
|
1297 |
* msg->VcHandle;
|
1298 |
* msg->Reserved;
|
1299 |
*/
|
1300 |
in_buf += sizeof(*msg);
|
1301 |
} |
1302 |
|
1303 |
memcpy(in_buf, buf, size); |
1304 |
s->in_len = total_size; |
1305 |
s->in_ptr = 0;
|
1306 |
return size;
|
1307 |
} |
1308 |
|
1309 |
static int usbnet_can_receive(NetClientState *nc) |
1310 |
{ |
1311 |
USBNetState *s = DO_UPCAST(NICState, nc, nc)->opaque; |
1312 |
|
1313 |
if (is_rndis(s) && s->rndis_state != RNDIS_DATA_INITIALIZED) {
|
1314 |
return 1; |
1315 |
} |
1316 |
|
1317 |
return !s->in_len;
|
1318 |
} |
1319 |
|
1320 |
static void usbnet_cleanup(NetClientState *nc) |
1321 |
{ |
1322 |
USBNetState *s = DO_UPCAST(NICState, nc, nc)->opaque; |
1323 |
|
1324 |
s->nic = NULL;
|
1325 |
} |
1326 |
|
1327 |
static void usb_net_handle_destroy(USBDevice *dev) |
1328 |
{ |
1329 |
USBNetState *s = (USBNetState *) dev; |
1330 |
|
1331 |
/* TODO: remove the nd_table[] entry */
|
1332 |
rndis_clear_responsequeue(s); |
1333 |
qemu_del_net_client(&s->nic->nc); |
1334 |
} |
1335 |
|
1336 |
static NetClientInfo net_usbnet_info = {
|
1337 |
.type = NET_CLIENT_OPTIONS_KIND_NIC, |
1338 |
.size = sizeof(NICState),
|
1339 |
.can_receive = usbnet_can_receive, |
1340 |
.receive = usbnet_receive, |
1341 |
.cleanup = usbnet_cleanup, |
1342 |
}; |
1343 |
|
1344 |
static int usb_net_initfn(USBDevice *dev) |
1345 |
{ |
1346 |
USBNetState *s = DO_UPCAST(USBNetState, dev, dev); |
1347 |
|
1348 |
usb_desc_create_serial(dev); |
1349 |
usb_desc_init(dev); |
1350 |
|
1351 |
s->rndis_state = RNDIS_UNINITIALIZED; |
1352 |
QTAILQ_INIT(&s->rndis_resp); |
1353 |
|
1354 |
s->medium = 0; /* NDIS_MEDIUM_802_3 */ |
1355 |
s->speed = 1000000; /* 100MBps, in 100Bps units */ |
1356 |
s->media_state = 0; /* NDIS_MEDIA_STATE_CONNECTED */; |
1357 |
s->filter = 0;
|
1358 |
s->vendorid = 0x1234;
|
1359 |
s->intr = usb_ep_get(dev, USB_TOKEN_IN, 1);
|
1360 |
|
1361 |
qemu_macaddr_default_if_unset(&s->conf.macaddr); |
1362 |
s->nic = qemu_new_nic(&net_usbnet_info, &s->conf, |
1363 |
object_get_typename(OBJECT(s)), s->dev.qdev.id, s); |
1364 |
qemu_format_nic_info_str(&s->nic->nc, s->conf.macaddr.a); |
1365 |
snprintf(s->usbstring_mac, sizeof(s->usbstring_mac),
|
1366 |
"%02x%02x%02x%02x%02x%02x",
|
1367 |
0x40,
|
1368 |
s->conf.macaddr.a[1],
|
1369 |
s->conf.macaddr.a[2],
|
1370 |
s->conf.macaddr.a[3],
|
1371 |
s->conf.macaddr.a[4],
|
1372 |
s->conf.macaddr.a[5]);
|
1373 |
usb_desc_set_string(dev, STRING_ETHADDR, s->usbstring_mac); |
1374 |
|
1375 |
add_boot_device_path(s->conf.bootindex, &dev->qdev, "/ethernet@0");
|
1376 |
return 0; |
1377 |
} |
1378 |
|
1379 |
static USBDevice *usb_net_init(USBBus *bus, const char *cmdline) |
1380 |
{ |
1381 |
Error *local_err = NULL;
|
1382 |
USBDevice *dev; |
1383 |
QemuOpts *opts; |
1384 |
int idx;
|
1385 |
|
1386 |
opts = qemu_opts_parse(qemu_find_opts("net"), cmdline, 0); |
1387 |
if (!opts) {
|
1388 |
return NULL; |
1389 |
} |
1390 |
qemu_opt_set(opts, "type", "nic"); |
1391 |
qemu_opt_set(opts, "model", "usb"); |
1392 |
|
1393 |
idx = net_client_init(opts, 0, &local_err);
|
1394 |
if (error_is_set(&local_err)) {
|
1395 |
qerror_report_err(local_err); |
1396 |
error_free(local_err); |
1397 |
return NULL; |
1398 |
} |
1399 |
|
1400 |
dev = usb_create(bus, "usb-net");
|
1401 |
if (!dev) {
|
1402 |
return NULL; |
1403 |
} |
1404 |
qdev_set_nic_properties(&dev->qdev, &nd_table[idx]); |
1405 |
qdev_init_nofail(&dev->qdev); |
1406 |
return dev;
|
1407 |
} |
1408 |
|
1409 |
static const VMStateDescription vmstate_usb_net = { |
1410 |
.name = "usb-net",
|
1411 |
.unmigratable = 1,
|
1412 |
}; |
1413 |
|
1414 |
static Property net_properties[] = {
|
1415 |
DEFINE_NIC_PROPERTIES(USBNetState, conf), |
1416 |
DEFINE_PROP_END_OF_LIST(), |
1417 |
}; |
1418 |
|
1419 |
static void usb_net_class_initfn(ObjectClass *klass, void *data) |
1420 |
{ |
1421 |
DeviceClass *dc = DEVICE_CLASS(klass); |
1422 |
USBDeviceClass *uc = USB_DEVICE_CLASS(klass); |
1423 |
|
1424 |
uc->init = usb_net_initfn; |
1425 |
uc->product_desc = "QEMU USB Network Interface";
|
1426 |
uc->usb_desc = &desc_net; |
1427 |
uc->handle_reset = usb_net_handle_reset; |
1428 |
uc->handle_control = usb_net_handle_control; |
1429 |
uc->handle_data = usb_net_handle_data; |
1430 |
uc->handle_destroy = usb_net_handle_destroy; |
1431 |
dc->fw_name = "network";
|
1432 |
dc->vmsd = &vmstate_usb_net; |
1433 |
dc->props = net_properties; |
1434 |
} |
1435 |
|
1436 |
static TypeInfo net_info = {
|
1437 |
.name = "usb-net",
|
1438 |
.parent = TYPE_USB_DEVICE, |
1439 |
.instance_size = sizeof(USBNetState),
|
1440 |
.class_init = usb_net_class_initfn, |
1441 |
}; |
1442 |
|
1443 |
static void usb_net_register_types(void) |
1444 |
{ |
1445 |
type_register_static(&net_info); |
1446 |
usb_legacy_register("usb-net", "net", usb_net_init); |
1447 |
} |
1448 |
|
1449 |
type_init(usb_net_register_types) |