root / hw / usb / dev-network.c @ f1ae32a1
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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 "sysemu.h" |
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#include "iov.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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|
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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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|
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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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|
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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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|
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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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/*
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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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|
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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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|
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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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|
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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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|
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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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|
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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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|
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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; |
| 361 |
|
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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; |
| 372 |
le32 MaxTransferSize; |
| 373 |
le32 PacketAlignmentFactor; |
| 374 |
le32 AFListOffset; |
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le32 AFListSize; |
| 376 |
} rndis_init_cmplt_type; |
| 377 |
|
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typedef struct rndis_halt_msg_type { |
| 379 |
le32 MessageType; |
| 380 |
le32 MessageLength; |
| 381 |
le32 RequestID; |
| 382 |
} rndis_halt_msg_type; |
| 383 |
|
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typedef struct rndis_query_msg_type { |
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le32 MessageType; |
| 386 |
le32 MessageLength; |
| 387 |
le32 RequestID; |
| 388 |
le32 OID; |
| 389 |
le32 InformationBufferLength; |
| 390 |
le32 InformationBufferOffset; |
| 391 |
le32 DeviceVcHandle; |
| 392 |
} rndis_query_msg_type; |
| 393 |
|
| 394 |
typedef struct rndis_query_cmplt_type { |
| 395 |
le32 MessageType; |
| 396 |
le32 MessageLength; |
| 397 |
le32 RequestID; |
| 398 |
le32 Status; |
| 399 |
le32 InformationBufferLength; |
| 400 |
le32 InformationBufferOffset; |
| 401 |
} rndis_query_cmplt_type; |
| 402 |
|
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typedef struct rndis_set_msg_type { |
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le32 MessageType; |
| 405 |
le32 MessageLength; |
| 406 |
le32 RequestID; |
| 407 |
le32 OID; |
| 408 |
le32 InformationBufferLength; |
| 409 |
le32 InformationBufferOffset; |
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le32 DeviceVcHandle; |
| 411 |
} rndis_set_msg_type; |
| 412 |
|
| 413 |
typedef struct rndis_set_cmplt_type { |
| 414 |
le32 MessageType; |
| 415 |
le32 MessageLength; |
| 416 |
le32 RequestID; |
| 417 |
le32 Status; |
| 418 |
} rndis_set_cmplt_type; |
| 419 |
|
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typedef struct rndis_reset_msg_type { |
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le32 MessageType; |
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le32 MessageLength; |
| 423 |
le32 Reserved; |
| 424 |
} rndis_reset_msg_type; |
| 425 |
|
| 426 |
typedef struct rndis_reset_cmplt_type { |
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le32 MessageType; |
| 428 |
le32 MessageLength; |
| 429 |
le32 Status; |
| 430 |
le32 AddressingReset; |
| 431 |
} rndis_reset_cmplt_type; |
| 432 |
|
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typedef struct rndis_indicate_status_msg_type { |
| 434 |
le32 MessageType; |
| 435 |
le32 MessageLength; |
| 436 |
le32 Status; |
| 437 |
le32 StatusBufferLength; |
| 438 |
le32 StatusBufferOffset; |
| 439 |
} rndis_indicate_status_msg_type; |
| 440 |
|
| 441 |
typedef struct rndis_keepalive_msg_type { |
| 442 |
le32 MessageType; |
| 443 |
le32 MessageLength; |
| 444 |
le32 RequestID; |
| 445 |
} rndis_keepalive_msg_type; |
| 446 |
|
| 447 |
typedef struct rndis_keepalive_cmplt_type { |
| 448 |
le32 MessageType; |
| 449 |
le32 MessageLength; |
| 450 |
le32 RequestID; |
| 451 |
le32 Status; |
| 452 |
} rndis_keepalive_cmplt_type; |
| 453 |
|
| 454 |
struct rndis_packet_msg_type {
|
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le32 MessageType; |
| 456 |
le32 MessageLength; |
| 457 |
le32 DataOffset; |
| 458 |
le32 DataLength; |
| 459 |
le32 OOBDataOffset; |
| 460 |
le32 OOBDataLength; |
| 461 |
le32 NumOOBDataElements; |
| 462 |
le32 PerPacketInfoOffset; |
| 463 |
le32 PerPacketInfoLength; |
| 464 |
le32 VcHandle; |
| 465 |
le32 Reserved; |
| 466 |
}; |
| 467 |
|
| 468 |
struct rndis_config_parameter {
|
| 469 |
le32 ParameterNameOffset; |
| 470 |
le32 ParameterNameLength; |
| 471 |
le32 ParameterType; |
| 472 |
le32 ParameterValueOffset; |
| 473 |
le32 ParameterValueLength; |
| 474 |
}; |
| 475 |
|
| 476 |
/* implementation specific */
|
| 477 |
enum rndis_state
|
| 478 |
{
|
| 479 |
RNDIS_UNINITIALIZED, |
| 480 |
RNDIS_INITIALIZED, |
| 481 |
RNDIS_DATA_INITIALIZED, |
| 482 |
}; |
| 483 |
|
| 484 |
/* from ndis.h */
|
| 485 |
enum ndis_oid {
|
| 486 |
/* Required Object IDs (OIDs) */
|
| 487 |
OID_GEN_SUPPORTED_LIST = 0x00010101,
|
| 488 |
OID_GEN_HARDWARE_STATUS = 0x00010102,
|
| 489 |
OID_GEN_MEDIA_SUPPORTED = 0x00010103,
|
| 490 |
OID_GEN_MEDIA_IN_USE = 0x00010104,
|
| 491 |
OID_GEN_MAXIMUM_LOOKAHEAD = 0x00010105,
|
| 492 |
OID_GEN_MAXIMUM_FRAME_SIZE = 0x00010106,
|
| 493 |
OID_GEN_LINK_SPEED = 0x00010107,
|
| 494 |
OID_GEN_TRANSMIT_BUFFER_SPACE = 0x00010108,
|
| 495 |
OID_GEN_RECEIVE_BUFFER_SPACE = 0x00010109,
|
| 496 |
OID_GEN_TRANSMIT_BLOCK_SIZE = 0x0001010a,
|
| 497 |
OID_GEN_RECEIVE_BLOCK_SIZE = 0x0001010b,
|
| 498 |
OID_GEN_VENDOR_ID = 0x0001010c,
|
| 499 |
OID_GEN_VENDOR_DESCRIPTION = 0x0001010d,
|
| 500 |
OID_GEN_CURRENT_PACKET_FILTER = 0x0001010e,
|
| 501 |
OID_GEN_CURRENT_LOOKAHEAD = 0x0001010f,
|
| 502 |
OID_GEN_DRIVER_VERSION = 0x00010110,
|
| 503 |
OID_GEN_MAXIMUM_TOTAL_SIZE = 0x00010111,
|
| 504 |
OID_GEN_PROTOCOL_OPTIONS = 0x00010112,
|
| 505 |
OID_GEN_MAC_OPTIONS = 0x00010113,
|
| 506 |
OID_GEN_MEDIA_CONNECT_STATUS = 0x00010114,
|
| 507 |
OID_GEN_MAXIMUM_SEND_PACKETS = 0x00010115,
|
| 508 |
OID_GEN_VENDOR_DRIVER_VERSION = 0x00010116,
|
| 509 |
OID_GEN_SUPPORTED_GUIDS = 0x00010117,
|
| 510 |
OID_GEN_NETWORK_LAYER_ADDRESSES = 0x00010118,
|
| 511 |
OID_GEN_TRANSPORT_HEADER_OFFSET = 0x00010119,
|
| 512 |
OID_GEN_MACHINE_NAME = 0x0001021a,
|
| 513 |
OID_GEN_RNDIS_CONFIG_PARAMETER = 0x0001021b,
|
| 514 |
OID_GEN_VLAN_ID = 0x0001021c,
|
| 515 |
|
| 516 |
/* Optional OIDs */
|
| 517 |
OID_GEN_MEDIA_CAPABILITIES = 0x00010201,
|
| 518 |
OID_GEN_PHYSICAL_MEDIUM = 0x00010202,
|
| 519 |
|
| 520 |
/* Required statistics OIDs */
|
| 521 |
OID_GEN_XMIT_OK = 0x00020101,
|
| 522 |
OID_GEN_RCV_OK = 0x00020102,
|
| 523 |
OID_GEN_XMIT_ERROR = 0x00020103,
|
| 524 |
OID_GEN_RCV_ERROR = 0x00020104,
|
| 525 |
OID_GEN_RCV_NO_BUFFER = 0x00020105,
|
| 526 |
|
| 527 |
/* Optional statistics OIDs */
|
| 528 |
OID_GEN_DIRECTED_BYTES_XMIT = 0x00020201,
|
| 529 |
OID_GEN_DIRECTED_FRAMES_XMIT = 0x00020202,
|
| 530 |
OID_GEN_MULTICAST_BYTES_XMIT = 0x00020203,
|
| 531 |
OID_GEN_MULTICAST_FRAMES_XMIT = 0x00020204,
|
| 532 |
OID_GEN_BROADCAST_BYTES_XMIT = 0x00020205,
|
| 533 |
OID_GEN_BROADCAST_FRAMES_XMIT = 0x00020206,
|
| 534 |
OID_GEN_DIRECTED_BYTES_RCV = 0x00020207,
|
| 535 |
OID_GEN_DIRECTED_FRAMES_RCV = 0x00020208,
|
| 536 |
OID_GEN_MULTICAST_BYTES_RCV = 0x00020209,
|
| 537 |
OID_GEN_MULTICAST_FRAMES_RCV = 0x0002020a,
|
| 538 |
OID_GEN_BROADCAST_BYTES_RCV = 0x0002020b,
|
| 539 |
OID_GEN_BROADCAST_FRAMES_RCV = 0x0002020c,
|
| 540 |
OID_GEN_RCV_CRC_ERROR = 0x0002020d,
|
| 541 |
OID_GEN_TRANSMIT_QUEUE_LENGTH = 0x0002020e,
|
| 542 |
OID_GEN_GET_TIME_CAPS = 0x0002020f,
|
| 543 |
OID_GEN_GET_NETCARD_TIME = 0x00020210,
|
| 544 |
OID_GEN_NETCARD_LOAD = 0x00020211,
|
| 545 |
OID_GEN_DEVICE_PROFILE = 0x00020212,
|
| 546 |
OID_GEN_INIT_TIME_MS = 0x00020213,
|
| 547 |
OID_GEN_RESET_COUNTS = 0x00020214,
|
| 548 |
OID_GEN_MEDIA_SENSE_COUNTS = 0x00020215,
|
| 549 |
OID_GEN_FRIENDLY_NAME = 0x00020216,
|
| 550 |
OID_GEN_MINIPORT_INFO = 0x00020217,
|
| 551 |
OID_GEN_RESET_VERIFY_PARAMETERS = 0x00020218,
|
| 552 |
|
| 553 |
/* IEEE 802.3 (Ethernet) OIDs */
|
| 554 |
OID_802_3_PERMANENT_ADDRESS = 0x01010101,
|
| 555 |
OID_802_3_CURRENT_ADDRESS = 0x01010102,
|
| 556 |
OID_802_3_MULTICAST_LIST = 0x01010103,
|
| 557 |
OID_802_3_MAXIMUM_LIST_SIZE = 0x01010104,
|
| 558 |
OID_802_3_MAC_OPTIONS = 0x01010105,
|
| 559 |
OID_802_3_RCV_ERROR_ALIGNMENT = 0x01020101,
|
| 560 |
OID_802_3_XMIT_ONE_COLLISION = 0x01020102,
|
| 561 |
OID_802_3_XMIT_MORE_COLLISIONS = 0x01020103,
|
| 562 |
OID_802_3_XMIT_DEFERRED = 0x01020201,
|
| 563 |
OID_802_3_XMIT_MAX_COLLISIONS = 0x01020202,
|
| 564 |
OID_802_3_RCV_OVERRUN = 0x01020203,
|
| 565 |
OID_802_3_XMIT_UNDERRUN = 0x01020204,
|
| 566 |
OID_802_3_XMIT_HEARTBEAT_FAILURE = 0x01020205,
|
| 567 |
OID_802_3_XMIT_TIMES_CRS_LOST = 0x01020206,
|
| 568 |
OID_802_3_XMIT_LATE_COLLISIONS = 0x01020207,
|
| 569 |
}; |
| 570 |
|
| 571 |
static const uint32_t oid_supported_list[] = |
| 572 |
{
|
| 573 |
/* the general stuff */
|
| 574 |
OID_GEN_SUPPORTED_LIST, |
| 575 |
OID_GEN_HARDWARE_STATUS, |
| 576 |
OID_GEN_MEDIA_SUPPORTED, |
| 577 |
OID_GEN_MEDIA_IN_USE, |
| 578 |
OID_GEN_MAXIMUM_FRAME_SIZE, |
| 579 |
OID_GEN_LINK_SPEED, |
| 580 |
OID_GEN_TRANSMIT_BLOCK_SIZE, |
| 581 |
OID_GEN_RECEIVE_BLOCK_SIZE, |
| 582 |
OID_GEN_VENDOR_ID, |
| 583 |
OID_GEN_VENDOR_DESCRIPTION, |
| 584 |
OID_GEN_VENDOR_DRIVER_VERSION, |
| 585 |
OID_GEN_CURRENT_PACKET_FILTER, |
| 586 |
OID_GEN_MAXIMUM_TOTAL_SIZE, |
| 587 |
OID_GEN_MEDIA_CONNECT_STATUS, |
| 588 |
OID_GEN_PHYSICAL_MEDIUM, |
| 589 |
|
| 590 |
/* the statistical stuff */
|
| 591 |
OID_GEN_XMIT_OK, |
| 592 |
OID_GEN_RCV_OK, |
| 593 |
OID_GEN_XMIT_ERROR, |
| 594 |
OID_GEN_RCV_ERROR, |
| 595 |
OID_GEN_RCV_NO_BUFFER, |
| 596 |
|
| 597 |
/* IEEE 802.3 */
|
| 598 |
/* the general stuff */
|
| 599 |
OID_802_3_PERMANENT_ADDRESS, |
| 600 |
OID_802_3_CURRENT_ADDRESS, |
| 601 |
OID_802_3_MULTICAST_LIST, |
| 602 |
OID_802_3_MAC_OPTIONS, |
| 603 |
OID_802_3_MAXIMUM_LIST_SIZE, |
| 604 |
|
| 605 |
/* the statistical stuff */
|
| 606 |
OID_802_3_RCV_ERROR_ALIGNMENT, |
| 607 |
OID_802_3_XMIT_ONE_COLLISION, |
| 608 |
OID_802_3_XMIT_MORE_COLLISIONS, |
| 609 |
}; |
| 610 |
|
| 611 |
#define NDIS_MAC_OPTION_COPY_LOOKAHEAD_DATA (1 << 0) |
| 612 |
#define NDIS_MAC_OPTION_RECEIVE_SERIALIZED (1 << 1) |
| 613 |
#define NDIS_MAC_OPTION_TRANSFERS_NOT_PEND (1 << 2) |
| 614 |
#define NDIS_MAC_OPTION_NO_LOOPBACK (1 << 3) |
| 615 |
#define NDIS_MAC_OPTION_FULL_DUPLEX (1 << 4) |
| 616 |
#define NDIS_MAC_OPTION_EOTX_INDICATION (1 << 5) |
| 617 |
#define NDIS_MAC_OPTION_8021P_PRIORITY (1 << 6) |
| 618 |
|
| 619 |
struct rndis_response {
|
| 620 |
QTAILQ_ENTRY(rndis_response) entries; |
| 621 |
uint32_t length; |
| 622 |
uint8_t buf[0];
|
| 623 |
}; |
| 624 |
|
| 625 |
typedef struct USBNetState { |
| 626 |
USBDevice dev; |
| 627 |
|
| 628 |
enum rndis_state rndis_state;
|
| 629 |
uint32_t medium; |
| 630 |
uint32_t speed; |
| 631 |
uint32_t media_state; |
| 632 |
uint16_t filter; |
| 633 |
uint32_t vendorid; |
| 634 |
|
| 635 |
unsigned int out_ptr; |
| 636 |
uint8_t out_buf[2048];
|
| 637 |
|
| 638 |
USBPacket *inpkt; |
| 639 |
unsigned int in_ptr, in_len; |
| 640 |
uint8_t in_buf[2048];
|
| 641 |
|
| 642 |
char usbstring_mac[13]; |
| 643 |
NICState *nic; |
| 644 |
NICConf conf; |
| 645 |
QTAILQ_HEAD(rndis_resp_head, rndis_response) rndis_resp; |
| 646 |
} USBNetState; |
| 647 |
|
| 648 |
static int is_rndis(USBNetState *s) |
| 649 |
{
|
| 650 |
return s->dev.config->bConfigurationValue == DEV_RNDIS_CONFIG_VALUE;
|
| 651 |
} |
| 652 |
|
| 653 |
static int ndis_query(USBNetState *s, uint32_t oid, |
| 654 |
uint8_t *inbuf, unsigned int inlen, uint8_t *outbuf, |
| 655 |
size_t outlen) |
| 656 |
{
|
| 657 |
unsigned int i; |
| 658 |
|
| 659 |
switch (oid) {
|
| 660 |
/* general oids (table 4-1) */
|
| 661 |
/* mandatory */
|
| 662 |
case OID_GEN_SUPPORTED_LIST:
|
| 663 |
for (i = 0; i < ARRAY_SIZE(oid_supported_list); i++) |
| 664 |
((le32 *) outbuf)[i] = cpu_to_le32(oid_supported_list[i]); |
| 665 |
return sizeof(oid_supported_list); |
| 666 |
|
| 667 |
/* mandatory */
|
| 668 |
case OID_GEN_HARDWARE_STATUS:
|
| 669 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
| 670 |
return sizeof(le32); |
| 671 |
|
| 672 |
/* mandatory */
|
| 673 |
case OID_GEN_MEDIA_SUPPORTED:
|
| 674 |
*((le32 *) outbuf) = cpu_to_le32(s->medium); |
| 675 |
return sizeof(le32); |
| 676 |
|
| 677 |
/* mandatory */
|
| 678 |
case OID_GEN_MEDIA_IN_USE:
|
| 679 |
*((le32 *) outbuf) = cpu_to_le32(s->medium); |
| 680 |
return sizeof(le32); |
| 681 |
|
| 682 |
/* mandatory */
|
| 683 |
case OID_GEN_MAXIMUM_FRAME_SIZE:
|
| 684 |
*((le32 *) outbuf) = cpu_to_le32(ETH_FRAME_LEN); |
| 685 |
return sizeof(le32); |
| 686 |
|
| 687 |
/* mandatory */
|
| 688 |
case OID_GEN_LINK_SPEED:
|
| 689 |
*((le32 *) outbuf) = cpu_to_le32(s->speed); |
| 690 |
return sizeof(le32); |
| 691 |
|
| 692 |
/* mandatory */
|
| 693 |
case OID_GEN_TRANSMIT_BLOCK_SIZE:
|
| 694 |
*((le32 *) outbuf) = cpu_to_le32(ETH_FRAME_LEN); |
| 695 |
return sizeof(le32); |
| 696 |
|
| 697 |
/* mandatory */
|
| 698 |
case OID_GEN_RECEIVE_BLOCK_SIZE:
|
| 699 |
*((le32 *) outbuf) = cpu_to_le32(ETH_FRAME_LEN); |
| 700 |
return sizeof(le32); |
| 701 |
|
| 702 |
/* mandatory */
|
| 703 |
case OID_GEN_VENDOR_ID:
|
| 704 |
*((le32 *) outbuf) = cpu_to_le32(s->vendorid); |
| 705 |
return sizeof(le32); |
| 706 |
|
| 707 |
/* mandatory */
|
| 708 |
case OID_GEN_VENDOR_DESCRIPTION:
|
| 709 |
pstrcpy((char *)outbuf, outlen, "QEMU USB RNDIS Net"); |
| 710 |
return strlen((char *)outbuf) + 1; |
| 711 |
|
| 712 |
case OID_GEN_VENDOR_DRIVER_VERSION:
|
| 713 |
*((le32 *) outbuf) = cpu_to_le32(1);
|
| 714 |
return sizeof(le32); |
| 715 |
|
| 716 |
/* mandatory */
|
| 717 |
case OID_GEN_CURRENT_PACKET_FILTER:
|
| 718 |
*((le32 *) outbuf) = cpu_to_le32(s->filter); |
| 719 |
return sizeof(le32); |
| 720 |
|
| 721 |
/* mandatory */
|
| 722 |
case OID_GEN_MAXIMUM_TOTAL_SIZE:
|
| 723 |
*((le32 *) outbuf) = cpu_to_le32(RNDIS_MAX_TOTAL_SIZE); |
| 724 |
return sizeof(le32); |
| 725 |
|
| 726 |
/* mandatory */
|
| 727 |
case OID_GEN_MEDIA_CONNECT_STATUS:
|
| 728 |
*((le32 *) outbuf) = cpu_to_le32(s->media_state); |
| 729 |
return sizeof(le32); |
| 730 |
|
| 731 |
case OID_GEN_PHYSICAL_MEDIUM:
|
| 732 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
| 733 |
return sizeof(le32); |
| 734 |
|
| 735 |
case OID_GEN_MAC_OPTIONS:
|
| 736 |
*((le32 *) outbuf) = cpu_to_le32( |
| 737 |
NDIS_MAC_OPTION_RECEIVE_SERIALIZED | |
| 738 |
NDIS_MAC_OPTION_FULL_DUPLEX); |
| 739 |
return sizeof(le32); |
| 740 |
|
| 741 |
/* statistics OIDs (table 4-2) */
|
| 742 |
/* mandatory */
|
| 743 |
case OID_GEN_XMIT_OK:
|
| 744 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
| 745 |
return sizeof(le32); |
| 746 |
|
| 747 |
/* mandatory */
|
| 748 |
case OID_GEN_RCV_OK:
|
| 749 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
| 750 |
return sizeof(le32); |
| 751 |
|
| 752 |
/* mandatory */
|
| 753 |
case OID_GEN_XMIT_ERROR:
|
| 754 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
| 755 |
return sizeof(le32); |
| 756 |
|
| 757 |
/* mandatory */
|
| 758 |
case OID_GEN_RCV_ERROR:
|
| 759 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
| 760 |
return sizeof(le32); |
| 761 |
|
| 762 |
/* mandatory */
|
| 763 |
case OID_GEN_RCV_NO_BUFFER:
|
| 764 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
| 765 |
return sizeof(le32); |
| 766 |
|
| 767 |
/* ieee802.3 OIDs (table 4-3) */
|
| 768 |
/* mandatory */
|
| 769 |
case OID_802_3_PERMANENT_ADDRESS:
|
| 770 |
memcpy(outbuf, s->conf.macaddr.a, 6);
|
| 771 |
return 6; |
| 772 |
|
| 773 |
/* mandatory */
|
| 774 |
case OID_802_3_CURRENT_ADDRESS:
|
| 775 |
memcpy(outbuf, s->conf.macaddr.a, 6);
|
| 776 |
return 6; |
| 777 |
|
| 778 |
/* mandatory */
|
| 779 |
case OID_802_3_MULTICAST_LIST:
|
| 780 |
*((le32 *) outbuf) = cpu_to_le32(0xe0000000);
|
| 781 |
return sizeof(le32); |
| 782 |
|
| 783 |
/* mandatory */
|
| 784 |
case OID_802_3_MAXIMUM_LIST_SIZE:
|
| 785 |
*((le32 *) outbuf) = cpu_to_le32(1);
|
| 786 |
return sizeof(le32); |
| 787 |
|
| 788 |
case OID_802_3_MAC_OPTIONS:
|
| 789 |
return 0; |
| 790 |
|
| 791 |
/* ieee802.3 statistics OIDs (table 4-4) */
|
| 792 |
/* mandatory */
|
| 793 |
case OID_802_3_RCV_ERROR_ALIGNMENT:
|
| 794 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
| 795 |
return sizeof(le32); |
| 796 |
|
| 797 |
/* mandatory */
|
| 798 |
case OID_802_3_XMIT_ONE_COLLISION:
|
| 799 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
| 800 |
return sizeof(le32); |
| 801 |
|
| 802 |
/* mandatory */
|
| 803 |
case OID_802_3_XMIT_MORE_COLLISIONS:
|
| 804 |
*((le32 *) outbuf) = cpu_to_le32(0);
|
| 805 |
return sizeof(le32); |
| 806 |
|
| 807 |
default:
|
| 808 |
fprintf(stderr, "usbnet: unknown OID 0x%08x\n", oid);
|
| 809 |
return 0; |
| 810 |
} |
| 811 |
return -1; |
| 812 |
} |
| 813 |
|
| 814 |
static int ndis_set(USBNetState *s, uint32_t oid, |
| 815 |
uint8_t *inbuf, unsigned int inlen) |
| 816 |
{
|
| 817 |
switch (oid) {
|
| 818 |
case OID_GEN_CURRENT_PACKET_FILTER:
|
| 819 |
s->filter = le32_to_cpup((le32 *) inbuf); |
| 820 |
if (s->filter) {
|
| 821 |
s->rndis_state = RNDIS_DATA_INITIALIZED; |
| 822 |
} else {
|
| 823 |
s->rndis_state = RNDIS_INITIALIZED; |
| 824 |
} |
| 825 |
return 0; |
| 826 |
|
| 827 |
case OID_802_3_MULTICAST_LIST:
|
| 828 |
return 0; |
| 829 |
} |
| 830 |
return -1; |
| 831 |
} |
| 832 |
|
| 833 |
static int rndis_get_response(USBNetState *s, uint8_t *buf) |
| 834 |
{
|
| 835 |
int ret = 0; |
| 836 |
struct rndis_response *r = s->rndis_resp.tqh_first;
|
| 837 |
|
| 838 |
if (!r)
|
| 839 |
return ret;
|
| 840 |
|
| 841 |
QTAILQ_REMOVE(&s->rndis_resp, r, entries); |
| 842 |
ret = r->length; |
| 843 |
memcpy(buf, r->buf, r->length); |
| 844 |
g_free(r); |
| 845 |
|
| 846 |
return ret;
|
| 847 |
} |
| 848 |
|
| 849 |
static void *rndis_queue_response(USBNetState *s, unsigned int length) |
| 850 |
{
|
| 851 |
struct rndis_response *r =
|
| 852 |
g_malloc0(sizeof(struct rndis_response) + length); |
| 853 |
|
| 854 |
QTAILQ_INSERT_TAIL(&s->rndis_resp, r, entries); |
| 855 |
r->length = length; |
| 856 |
|
| 857 |
return &r->buf[0]; |
| 858 |
} |
| 859 |
|
| 860 |
static void rndis_clear_responsequeue(USBNetState *s) |
| 861 |
{
|
| 862 |
struct rndis_response *r;
|
| 863 |
|
| 864 |
while ((r = s->rndis_resp.tqh_first)) {
|
| 865 |
QTAILQ_REMOVE(&s->rndis_resp, r, entries); |
| 866 |
g_free(r); |
| 867 |
} |
| 868 |
} |
| 869 |
|
| 870 |
static int rndis_init_response(USBNetState *s, rndis_init_msg_type *buf) |
| 871 |
{
|
| 872 |
rndis_init_cmplt_type *resp = |
| 873 |
rndis_queue_response(s, sizeof(rndis_init_cmplt_type));
|
| 874 |
|
| 875 |
if (!resp)
|
| 876 |
return USB_RET_STALL;
|
| 877 |
|
| 878 |
resp->MessageType = cpu_to_le32(RNDIS_INITIALIZE_CMPLT); |
| 879 |
resp->MessageLength = cpu_to_le32(sizeof(rndis_init_cmplt_type));
|
| 880 |
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
|
| 881 |
resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS); |
| 882 |
resp->MajorVersion = cpu_to_le32(RNDIS_MAJOR_VERSION); |
| 883 |
resp->MinorVersion = cpu_to_le32(RNDIS_MINOR_VERSION); |
| 884 |
resp->DeviceFlags = cpu_to_le32(RNDIS_DF_CONNECTIONLESS); |
| 885 |
resp->Medium = cpu_to_le32(RNDIS_MEDIUM_802_3); |
| 886 |
resp->MaxPacketsPerTransfer = cpu_to_le32(1);
|
| 887 |
resp->MaxTransferSize = cpu_to_le32(ETH_FRAME_LEN + |
| 888 |
sizeof(struct rndis_packet_msg_type) + 22); |
| 889 |
resp->PacketAlignmentFactor = cpu_to_le32(0);
|
| 890 |
resp->AFListOffset = cpu_to_le32(0);
|
| 891 |
resp->AFListSize = cpu_to_le32(0);
|
| 892 |
return 0; |
| 893 |
} |
| 894 |
|
| 895 |
static int rndis_query_response(USBNetState *s, |
| 896 |
rndis_query_msg_type *buf, unsigned int length) |
| 897 |
{
|
| 898 |
rndis_query_cmplt_type *resp; |
| 899 |
/* oid_supported_list is the largest data reply */
|
| 900 |
uint8_t infobuf[sizeof(oid_supported_list)];
|
| 901 |
uint32_t bufoffs, buflen; |
| 902 |
int infobuflen;
|
| 903 |
unsigned int resplen; |
| 904 |
|
| 905 |
bufoffs = le32_to_cpu(buf->InformationBufferOffset) + 8;
|
| 906 |
buflen = le32_to_cpu(buf->InformationBufferLength); |
| 907 |
if (bufoffs + buflen > length)
|
| 908 |
return USB_RET_STALL;
|
| 909 |
|
| 910 |
infobuflen = ndis_query(s, le32_to_cpu(buf->OID), |
| 911 |
bufoffs + (uint8_t *) buf, buflen, infobuf, |
| 912 |
sizeof(infobuf));
|
| 913 |
resplen = sizeof(rndis_query_cmplt_type) +
|
| 914 |
((infobuflen < 0) ? 0 : infobuflen); |
| 915 |
resp = rndis_queue_response(s, resplen); |
| 916 |
if (!resp)
|
| 917 |
return USB_RET_STALL;
|
| 918 |
|
| 919 |
resp->MessageType = cpu_to_le32(RNDIS_QUERY_CMPLT); |
| 920 |
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
|
| 921 |
resp->MessageLength = cpu_to_le32(resplen); |
| 922 |
|
| 923 |
if (infobuflen < 0) { |
| 924 |
/* OID not supported */
|
| 925 |
resp->Status = cpu_to_le32(RNDIS_STATUS_NOT_SUPPORTED); |
| 926 |
resp->InformationBufferLength = cpu_to_le32(0);
|
| 927 |
resp->InformationBufferOffset = cpu_to_le32(0);
|
| 928 |
return 0; |
| 929 |
} |
| 930 |
|
| 931 |
resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS); |
| 932 |
resp->InformationBufferOffset = |
| 933 |
cpu_to_le32(infobuflen ? sizeof(rndis_query_cmplt_type) - 8 : 0); |
| 934 |
resp->InformationBufferLength = cpu_to_le32(infobuflen); |
| 935 |
memcpy(resp + 1, infobuf, infobuflen);
|
| 936 |
|
| 937 |
return 0; |
| 938 |
} |
| 939 |
|
| 940 |
static int rndis_set_response(USBNetState *s, |
| 941 |
rndis_set_msg_type *buf, unsigned int length) |
| 942 |
{
|
| 943 |
rndis_set_cmplt_type *resp = |
| 944 |
rndis_queue_response(s, sizeof(rndis_set_cmplt_type));
|
| 945 |
uint32_t bufoffs, buflen; |
| 946 |
int ret;
|
| 947 |
|
| 948 |
if (!resp)
|
| 949 |
return USB_RET_STALL;
|
| 950 |
|
| 951 |
bufoffs = le32_to_cpu(buf->InformationBufferOffset) + 8;
|
| 952 |
buflen = le32_to_cpu(buf->InformationBufferLength); |
| 953 |
if (bufoffs + buflen > length)
|
| 954 |
return USB_RET_STALL;
|
| 955 |
|
| 956 |
ret = ndis_set(s, le32_to_cpu(buf->OID), |
| 957 |
bufoffs + (uint8_t *) buf, buflen); |
| 958 |
resp->MessageType = cpu_to_le32(RNDIS_SET_CMPLT); |
| 959 |
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
|
| 960 |
resp->MessageLength = cpu_to_le32(sizeof(rndis_set_cmplt_type));
|
| 961 |
if (ret < 0) { |
| 962 |
/* OID not supported */
|
| 963 |
resp->Status = cpu_to_le32(RNDIS_STATUS_NOT_SUPPORTED); |
| 964 |
return 0; |
| 965 |
} |
| 966 |
resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS); |
| 967 |
|
| 968 |
return 0; |
| 969 |
} |
| 970 |
|
| 971 |
static int rndis_reset_response(USBNetState *s, rndis_reset_msg_type *buf) |
| 972 |
{
|
| 973 |
rndis_reset_cmplt_type *resp = |
| 974 |
rndis_queue_response(s, sizeof(rndis_reset_cmplt_type));
|
| 975 |
|
| 976 |
if (!resp)
|
| 977 |
return USB_RET_STALL;
|
| 978 |
|
| 979 |
resp->MessageType = cpu_to_le32(RNDIS_RESET_CMPLT); |
| 980 |
resp->MessageLength = cpu_to_le32(sizeof(rndis_reset_cmplt_type));
|
| 981 |
resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS); |
| 982 |
resp->AddressingReset = cpu_to_le32(1); /* reset information */ |
| 983 |
|
| 984 |
return 0; |
| 985 |
} |
| 986 |
|
| 987 |
static int rndis_keepalive_response(USBNetState *s, |
| 988 |
rndis_keepalive_msg_type *buf) |
| 989 |
{
|
| 990 |
rndis_keepalive_cmplt_type *resp = |
| 991 |
rndis_queue_response(s, sizeof(rndis_keepalive_cmplt_type));
|
| 992 |
|
| 993 |
if (!resp)
|
| 994 |
return USB_RET_STALL;
|
| 995 |
|
| 996 |
resp->MessageType = cpu_to_le32(RNDIS_KEEPALIVE_CMPLT); |
| 997 |
resp->MessageLength = cpu_to_le32(sizeof(rndis_keepalive_cmplt_type));
|
| 998 |
resp->RequestID = buf->RequestID; /* Still LE in msg buffer */
|
| 999 |
resp->Status = cpu_to_le32(RNDIS_STATUS_SUCCESS); |
| 1000 |
|
| 1001 |
return 0; |
| 1002 |
} |
| 1003 |
|
| 1004 |
static int rndis_parse(USBNetState *s, uint8_t *data, int length) |
| 1005 |
{
|
| 1006 |
uint32_t msg_type; |
| 1007 |
le32 *tmp = (le32 *) data; |
| 1008 |
|
| 1009 |
msg_type = le32_to_cpup(tmp); |
| 1010 |
|
| 1011 |
switch (msg_type) {
|
| 1012 |
case RNDIS_INITIALIZE_MSG:
|
| 1013 |
s->rndis_state = RNDIS_INITIALIZED; |
| 1014 |
return rndis_init_response(s, (rndis_init_msg_type *) data);
|
| 1015 |
|
| 1016 |
case RNDIS_HALT_MSG:
|
| 1017 |
s->rndis_state = RNDIS_UNINITIALIZED; |
| 1018 |
return 0; |
| 1019 |
|
| 1020 |
case RNDIS_QUERY_MSG:
|
| 1021 |
return rndis_query_response(s, (rndis_query_msg_type *) data, length);
|
| 1022 |
|
| 1023 |
case RNDIS_SET_MSG:
|
| 1024 |
return rndis_set_response(s, (rndis_set_msg_type *) data, length);
|
| 1025 |
|
| 1026 |
case RNDIS_RESET_MSG:
|
| 1027 |
rndis_clear_responsequeue(s); |
| 1028 |
s->out_ptr = s->in_ptr = s->in_len = 0;
|
| 1029 |
return rndis_reset_response(s, (rndis_reset_msg_type *) data);
|
| 1030 |
|
| 1031 |
case RNDIS_KEEPALIVE_MSG:
|
| 1032 |
/* For USB: host does this every 5 seconds */
|
| 1033 |
return rndis_keepalive_response(s, (rndis_keepalive_msg_type *) data);
|
| 1034 |
} |
| 1035 |
|
| 1036 |
return USB_RET_STALL;
|
| 1037 |
} |
| 1038 |
|
| 1039 |
static void usb_net_handle_reset(USBDevice *dev) |
| 1040 |
{
|
| 1041 |
} |
| 1042 |
|
| 1043 |
static int usb_net_handle_control(USBDevice *dev, USBPacket *p, |
| 1044 |
int request, int value, int index, int length, uint8_t *data) |
| 1045 |
{
|
| 1046 |
USBNetState *s = (USBNetState *) dev; |
| 1047 |
int ret;
|
| 1048 |
|
| 1049 |
ret = usb_desc_handle_control(dev, p, request, value, index, length, data); |
| 1050 |
if (ret >= 0) { |
| 1051 |
return ret;
|
| 1052 |
} |
| 1053 |
|
| 1054 |
ret = 0;
|
| 1055 |
switch(request) {
|
| 1056 |
case ClassInterfaceOutRequest | USB_CDC_SEND_ENCAPSULATED_COMMAND:
|
| 1057 |
if (!is_rndis(s) || value || index != 0) { |
| 1058 |
goto fail;
|
| 1059 |
} |
| 1060 |
#ifdef TRAFFIC_DEBUG
|
| 1061 |
{
|
| 1062 |
unsigned int i; |
| 1063 |
fprintf(stderr, "SEND_ENCAPSULATED_COMMAND:");
|
| 1064 |
for (i = 0; i < length; i++) { |
| 1065 |
if (!(i & 15)) |
| 1066 |
fprintf(stderr, "\n%04x:", i);
|
| 1067 |
fprintf(stderr, " %02x", data[i]);
|
| 1068 |
} |
| 1069 |
fprintf(stderr, "\n\n");
|
| 1070 |
} |
| 1071 |
#endif
|
| 1072 |
ret = rndis_parse(s, data, length); |
| 1073 |
break;
|
| 1074 |
|
| 1075 |
case ClassInterfaceRequest | USB_CDC_GET_ENCAPSULATED_RESPONSE:
|
| 1076 |
if (!is_rndis(s) || value || index != 0) { |
| 1077 |
goto fail;
|
| 1078 |
} |
| 1079 |
ret = rndis_get_response(s, data); |
| 1080 |
if (!ret) {
|
| 1081 |
data[0] = 0; |
| 1082 |
ret = 1;
|
| 1083 |
} |
| 1084 |
#ifdef TRAFFIC_DEBUG
|
| 1085 |
{
|
| 1086 |
unsigned int i; |
| 1087 |
fprintf(stderr, "GET_ENCAPSULATED_RESPONSE:");
|
| 1088 |
for (i = 0; i < ret; i++) { |
| 1089 |
if (!(i & 15)) |
| 1090 |
fprintf(stderr, "\n%04x:", i);
|
| 1091 |
fprintf(stderr, " %02x", data[i]);
|
| 1092 |
} |
| 1093 |
fprintf(stderr, "\n\n");
|
| 1094 |
} |
| 1095 |
#endif
|
| 1096 |
break;
|
| 1097 |
|
| 1098 |
default:
|
| 1099 |
fail:
|
| 1100 |
fprintf(stderr, "usbnet: failed control transaction: "
|
| 1101 |
"request 0x%x value 0x%x index 0x%x length 0x%x\n",
|
| 1102 |
request, value, index, length); |
| 1103 |
ret = USB_RET_STALL; |
| 1104 |
break;
|
| 1105 |
} |
| 1106 |
return ret;
|
| 1107 |
} |
| 1108 |
|
| 1109 |
static int usb_net_handle_statusin(USBNetState *s, USBPacket *p) |
| 1110 |
{
|
| 1111 |
le32 buf[2];
|
| 1112 |
int ret = 8; |
| 1113 |
|
| 1114 |
if (p->iov.size < 8) { |
| 1115 |
return USB_RET_STALL;
|
| 1116 |
} |
| 1117 |
|
| 1118 |
buf[0] = cpu_to_le32(1); |
| 1119 |
buf[1] = cpu_to_le32(0); |
| 1120 |
usb_packet_copy(p, buf, 8);
|
| 1121 |
if (!s->rndis_resp.tqh_first)
|
| 1122 |
ret = USB_RET_NAK; |
| 1123 |
|
| 1124 |
#ifdef TRAFFIC_DEBUG
|
| 1125 |
fprintf(stderr, "usbnet: interrupt poll len %zu return %d",
|
| 1126 |
p->iov.size, ret); |
| 1127 |
iov_hexdump(p->iov.iov, p->iov.niov, stderr, "usbnet", ret);
|
| 1128 |
#endif
|
| 1129 |
|
| 1130 |
return ret;
|
| 1131 |
} |
| 1132 |
|
| 1133 |
static int usb_net_handle_datain(USBNetState *s, USBPacket *p) |
| 1134 |
{
|
| 1135 |
int ret = USB_RET_NAK;
|
| 1136 |
|
| 1137 |
if (s->in_ptr > s->in_len) {
|
| 1138 |
s->in_ptr = s->in_len = 0;
|
| 1139 |
ret = USB_RET_NAK; |
| 1140 |
return ret;
|
| 1141 |
} |
| 1142 |
if (!s->in_len) {
|
| 1143 |
ret = USB_RET_NAK; |
| 1144 |
return ret;
|
| 1145 |
} |
| 1146 |
ret = s->in_len - s->in_ptr; |
| 1147 |
if (ret > p->iov.size) {
|
| 1148 |
ret = p->iov.size; |
| 1149 |
} |
| 1150 |
usb_packet_copy(p, &s->in_buf[s->in_ptr], ret); |
| 1151 |
s->in_ptr += ret; |
| 1152 |
if (s->in_ptr >= s->in_len &&
|
| 1153 |
(is_rndis(s) || (s->in_len & (64 - 1)) || !ret)) { |
| 1154 |
/* no short packet necessary */
|
| 1155 |
s->in_ptr = s->in_len = 0;
|
| 1156 |
} |
| 1157 |
|
| 1158 |
#ifdef TRAFFIC_DEBUG
|
| 1159 |
fprintf(stderr, "usbnet: data in len %zu return %d", p->iov.size, ret);
|
| 1160 |
iov_hexdump(p->iov.iov, p->iov.niov, stderr, "usbnet", ret);
|
| 1161 |
#endif
|
| 1162 |
|
| 1163 |
return ret;
|
| 1164 |
} |
| 1165 |
|
| 1166 |
static int usb_net_handle_dataout(USBNetState *s, USBPacket *p) |
| 1167 |
{
|
| 1168 |
int ret = p->iov.size;
|
| 1169 |
int sz = sizeof(s->out_buf) - s->out_ptr; |
| 1170 |
struct rndis_packet_msg_type *msg =
|
| 1171 |
(struct rndis_packet_msg_type *) s->out_buf;
|
| 1172 |
uint32_t len; |
| 1173 |
|
| 1174 |
#ifdef TRAFFIC_DEBUG
|
| 1175 |
fprintf(stderr, "usbnet: data out len %zu\n", p->iov.size);
|
| 1176 |
iov_hexdump(p->iov.iov, p->iov.niov, stderr, "usbnet", p->iov.size);
|
| 1177 |
#endif
|
| 1178 |
|
| 1179 |
if (sz > ret)
|
| 1180 |
sz = ret; |
| 1181 |
usb_packet_copy(p, &s->out_buf[s->out_ptr], sz); |
| 1182 |
s->out_ptr += sz; |
| 1183 |
|
| 1184 |
if (!is_rndis(s)) {
|
| 1185 |
if (ret < 64) { |
| 1186 |
qemu_send_packet(&s->nic->nc, s->out_buf, s->out_ptr); |
| 1187 |
s->out_ptr = 0;
|
| 1188 |
} |
| 1189 |
return ret;
|
| 1190 |
} |
| 1191 |
len = le32_to_cpu(msg->MessageLength); |
| 1192 |
if (s->out_ptr < 8 || s->out_ptr < len) |
| 1193 |
return ret;
|
| 1194 |
if (le32_to_cpu(msg->MessageType) == RNDIS_PACKET_MSG) {
|
| 1195 |
uint32_t offs = 8 + le32_to_cpu(msg->DataOffset);
|
| 1196 |
uint32_t size = le32_to_cpu(msg->DataLength); |
| 1197 |
if (offs + size <= len)
|
| 1198 |
qemu_send_packet(&s->nic->nc, s->out_buf + offs, size); |
| 1199 |
} |
| 1200 |
s->out_ptr -= len; |
| 1201 |
memmove(s->out_buf, &s->out_buf[len], s->out_ptr); |
| 1202 |
|
| 1203 |
return ret;
|
| 1204 |
} |
| 1205 |
|
| 1206 |
static int usb_net_handle_data(USBDevice *dev, USBPacket *p) |
| 1207 |
{
|
| 1208 |
USBNetState *s = (USBNetState *) dev; |
| 1209 |
int ret = 0; |
| 1210 |
|
| 1211 |
switch(p->pid) {
|
| 1212 |
case USB_TOKEN_IN:
|
| 1213 |
switch (p->ep->nr) {
|
| 1214 |
case 1: |
| 1215 |
ret = usb_net_handle_statusin(s, p); |
| 1216 |
break;
|
| 1217 |
|
| 1218 |
case 2: |
| 1219 |
ret = usb_net_handle_datain(s, p); |
| 1220 |
break;
|
| 1221 |
|
| 1222 |
default:
|
| 1223 |
goto fail;
|
| 1224 |
} |
| 1225 |
break;
|
| 1226 |
|
| 1227 |
case USB_TOKEN_OUT:
|
| 1228 |
switch (p->ep->nr) {
|
| 1229 |
case 2: |
| 1230 |
ret = usb_net_handle_dataout(s, p); |
| 1231 |
break;
|
| 1232 |
|
| 1233 |
default:
|
| 1234 |
goto fail;
|
| 1235 |
} |
| 1236 |
break;
|
| 1237 |
|
| 1238 |
default:
|
| 1239 |
fail:
|
| 1240 |
ret = USB_RET_STALL; |
| 1241 |
break;
|
| 1242 |
} |
| 1243 |
if (ret == USB_RET_STALL)
|
| 1244 |
fprintf(stderr, "usbnet: failed data transaction: "
|
| 1245 |
"pid 0x%x ep 0x%x len 0x%zx\n",
|
| 1246 |
p->pid, p->ep->nr, p->iov.size); |
| 1247 |
return ret;
|
| 1248 |
} |
| 1249 |
|
| 1250 |
static ssize_t usbnet_receive(VLANClientState *nc, const uint8_t *buf, size_t size) |
| 1251 |
{
|
| 1252 |
USBNetState *s = DO_UPCAST(NICState, nc, nc)->opaque; |
| 1253 |
struct rndis_packet_msg_type *msg;
|
| 1254 |
|
| 1255 |
if (is_rndis(s)) {
|
| 1256 |
msg = (struct rndis_packet_msg_type *) s->in_buf;
|
| 1257 |
if (s->rndis_state != RNDIS_DATA_INITIALIZED) {
|
| 1258 |
return -1; |
| 1259 |
} |
| 1260 |
if (size + sizeof(struct rndis_packet_msg_type) > sizeof(s->in_buf)) |
| 1261 |
return -1; |
| 1262 |
|
| 1263 |
memset(msg, 0, sizeof(struct rndis_packet_msg_type)); |
| 1264 |
msg->MessageType = cpu_to_le32(RNDIS_PACKET_MSG); |
| 1265 |
msg->MessageLength = cpu_to_le32(size + sizeof(struct rndis_packet_msg_type)); |
| 1266 |
msg->DataOffset = cpu_to_le32(sizeof(struct rndis_packet_msg_type) - 8); |
| 1267 |
msg->DataLength = cpu_to_le32(size); |
| 1268 |
/* msg->OOBDataOffset;
|
| 1269 |
* msg->OOBDataLength;
|
| 1270 |
* msg->NumOOBDataElements;
|
| 1271 |
* msg->PerPacketInfoOffset;
|
| 1272 |
* msg->PerPacketInfoLength;
|
| 1273 |
* msg->VcHandle;
|
| 1274 |
* msg->Reserved;
|
| 1275 |
*/
|
| 1276 |
memcpy(msg + 1, buf, size);
|
| 1277 |
s->in_len = size + sizeof(struct rndis_packet_msg_type); |
| 1278 |
} else {
|
| 1279 |
if (size > sizeof(s->in_buf)) |
| 1280 |
return -1; |
| 1281 |
memcpy(s->in_buf, buf, size); |
| 1282 |
s->in_len = size; |
| 1283 |
} |
| 1284 |
s->in_ptr = 0;
|
| 1285 |
return size;
|
| 1286 |
} |
| 1287 |
|
| 1288 |
static int usbnet_can_receive(VLANClientState *nc) |
| 1289 |
{
|
| 1290 |
USBNetState *s = DO_UPCAST(NICState, nc, nc)->opaque; |
| 1291 |
|
| 1292 |
if (is_rndis(s) && s->rndis_state != RNDIS_DATA_INITIALIZED) {
|
| 1293 |
return 1; |
| 1294 |
} |
| 1295 |
|
| 1296 |
return !s->in_len;
|
| 1297 |
} |
| 1298 |
|
| 1299 |
static void usbnet_cleanup(VLANClientState *nc) |
| 1300 |
{
|
| 1301 |
USBNetState *s = DO_UPCAST(NICState, nc, nc)->opaque; |
| 1302 |
|
| 1303 |
s->nic = NULL;
|
| 1304 |
} |
| 1305 |
|
| 1306 |
static void usb_net_handle_destroy(USBDevice *dev) |
| 1307 |
{
|
| 1308 |
USBNetState *s = (USBNetState *) dev; |
| 1309 |
|
| 1310 |
/* TODO: remove the nd_table[] entry */
|
| 1311 |
rndis_clear_responsequeue(s); |
| 1312 |
qemu_del_vlan_client(&s->nic->nc); |
| 1313 |
} |
| 1314 |
|
| 1315 |
static NetClientInfo net_usbnet_info = {
|
| 1316 |
.type = NET_CLIENT_TYPE_NIC, |
| 1317 |
.size = sizeof(NICState),
|
| 1318 |
.can_receive = usbnet_can_receive, |
| 1319 |
.receive = usbnet_receive, |
| 1320 |
.cleanup = usbnet_cleanup, |
| 1321 |
}; |
| 1322 |
|
| 1323 |
static int usb_net_initfn(USBDevice *dev) |
| 1324 |
{
|
| 1325 |
USBNetState *s = DO_UPCAST(USBNetState, dev, dev); |
| 1326 |
|
| 1327 |
usb_desc_init(dev); |
| 1328 |
|
| 1329 |
s->rndis_state = RNDIS_UNINITIALIZED; |
| 1330 |
QTAILQ_INIT(&s->rndis_resp); |
| 1331 |
|
| 1332 |
s->medium = 0; /* NDIS_MEDIUM_802_3 */ |
| 1333 |
s->speed = 1000000; /* 100MBps, in 100Bps units */ |
| 1334 |
s->media_state = 0; /* NDIS_MEDIA_STATE_CONNECTED */; |
| 1335 |
s->filter = 0;
|
| 1336 |
s->vendorid = 0x1234;
|
| 1337 |
|
| 1338 |
qemu_macaddr_default_if_unset(&s->conf.macaddr); |
| 1339 |
s->nic = qemu_new_nic(&net_usbnet_info, &s->conf, |
| 1340 |
object_get_typename(OBJECT(s)), s->dev.qdev.id, s); |
| 1341 |
qemu_format_nic_info_str(&s->nic->nc, s->conf.macaddr.a); |
| 1342 |
snprintf(s->usbstring_mac, sizeof(s->usbstring_mac),
|
| 1343 |
"%02x%02x%02x%02x%02x%02x",
|
| 1344 |
0x40,
|
| 1345 |
s->conf.macaddr.a[1],
|
| 1346 |
s->conf.macaddr.a[2],
|
| 1347 |
s->conf.macaddr.a[3],
|
| 1348 |
s->conf.macaddr.a[4],
|
| 1349 |
s->conf.macaddr.a[5]);
|
| 1350 |
usb_desc_set_string(dev, STRING_ETHADDR, s->usbstring_mac); |
| 1351 |
|
| 1352 |
add_boot_device_path(s->conf.bootindex, &dev->qdev, "/ethernet@0");
|
| 1353 |
return 0; |
| 1354 |
} |
| 1355 |
|
| 1356 |
static USBDevice *usb_net_init(USBBus *bus, const char *cmdline) |
| 1357 |
{
|
| 1358 |
USBDevice *dev; |
| 1359 |
QemuOpts *opts; |
| 1360 |
int idx;
|
| 1361 |
|
| 1362 |
opts = qemu_opts_parse(qemu_find_opts("net"), cmdline, 0); |
| 1363 |
if (!opts) {
|
| 1364 |
return NULL; |
| 1365 |
} |
| 1366 |
qemu_opt_set(opts, "type", "nic"); |
| 1367 |
qemu_opt_set(opts, "model", "usb"); |
| 1368 |
|
| 1369 |
idx = net_client_init(NULL, opts, 0); |
| 1370 |
if (idx == -1) { |
| 1371 |
return NULL; |
| 1372 |
} |
| 1373 |
|
| 1374 |
dev = usb_create(bus, "usb-net");
|
| 1375 |
if (!dev) {
|
| 1376 |
return NULL; |
| 1377 |
} |
| 1378 |
qdev_set_nic_properties(&dev->qdev, &nd_table[idx]); |
| 1379 |
qdev_init_nofail(&dev->qdev); |
| 1380 |
return dev;
|
| 1381 |
} |
| 1382 |
|
| 1383 |
static const VMStateDescription vmstate_usb_net = { |
| 1384 |
.name = "usb-net",
|
| 1385 |
.unmigratable = 1,
|
| 1386 |
}; |
| 1387 |
|
| 1388 |
static Property net_properties[] = {
|
| 1389 |
DEFINE_NIC_PROPERTIES(USBNetState, conf), |
| 1390 |
DEFINE_PROP_END_OF_LIST(), |
| 1391 |
}; |
| 1392 |
|
| 1393 |
static void usb_net_class_initfn(ObjectClass *klass, void *data) |
| 1394 |
{
|
| 1395 |
DeviceClass *dc = DEVICE_CLASS(klass); |
| 1396 |
USBDeviceClass *uc = USB_DEVICE_CLASS(klass); |
| 1397 |
|
| 1398 |
uc->init = usb_net_initfn; |
| 1399 |
uc->product_desc = "QEMU USB Network Interface";
|
| 1400 |
uc->usb_desc = &desc_net; |
| 1401 |
uc->handle_reset = usb_net_handle_reset; |
| 1402 |
uc->handle_control = usb_net_handle_control; |
| 1403 |
uc->handle_data = usb_net_handle_data; |
| 1404 |
uc->handle_destroy = usb_net_handle_destroy; |
| 1405 |
dc->fw_name = "network";
|
| 1406 |
dc->vmsd = &vmstate_usb_net; |
| 1407 |
dc->props = net_properties; |
| 1408 |
} |
| 1409 |
|
| 1410 |
static TypeInfo net_info = {
|
| 1411 |
.name = "usb-net",
|
| 1412 |
.parent = TYPE_USB_DEVICE, |
| 1413 |
.instance_size = sizeof(USBNetState),
|
| 1414 |
.class_init = usb_net_class_initfn, |
| 1415 |
}; |
| 1416 |
|
| 1417 |
static void usb_net_register_types(void) |
| 1418 |
{
|
| 1419 |
type_register_static(&net_info); |
| 1420 |
usb_legacy_register("usb-net", "net", usb_net_init); |
| 1421 |
} |
| 1422 |
|
| 1423 |
type_init(usb_net_register_types) |