The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include <CoreFoundation/CoreFoundation.h> |
| 18 | |
| 19 | #include <IOKit/IOKitLib.h> |
| 20 | #include <IOKit/IOCFPlugIn.h> |
| 21 | #include <IOKit/usb/IOUSBLib.h> |
| 22 | #include <IOKit/IOMessage.h> |
| 23 | #include <mach/mach_port.h> |
| 24 | |
| 25 | #include "sysdeps.h" |
| 26 | |
| 27 | #include <stdio.h> |
| 28 | |
| 29 | #define TRACE_TAG TRACE_USB |
| 30 | #include "adb.h" |
| 31 | |
| 32 | #define DBG D |
| 33 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 34 | #define ADB_SUBCLASS 0x42 |
| 35 | #define ADB_PROTOCOL 0x1 |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 36 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 37 | int vendorIds[] = { |
| 38 | VENDOR_ID_GOOGLE, |
| 39 | VENDOR_ID_HTC, |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 40 | }; |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 41 | #define NUM_VENDORS (sizeof(vendorIds)/sizeof(vendorIds[0])) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 42 | |
| 43 | static IONotificationPortRef notificationPort = 0; |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 44 | static io_iterator_t notificationIterators[NUM_VENDORS]; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 45 | |
| 46 | struct usb_handle |
| 47 | { |
| 48 | UInt8 bulkIn; |
| 49 | UInt8 bulkOut; |
| 50 | IOUSBInterfaceInterface **interface; |
| 51 | io_object_t usbNotification; |
| 52 | unsigned int zero_mask; |
| 53 | }; |
| 54 | |
| 55 | static CFRunLoopRef currentRunLoop = 0; |
| 56 | static pthread_mutex_t start_lock; |
| 57 | static pthread_cond_t start_cond; |
| 58 | |
| 59 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 60 | static void AndroidInterfaceAdded(void *refCon, io_iterator_t iterator); |
| 61 | static void AndroidInterfaceNotify(void *refCon, io_iterator_t iterator, |
| 62 | natural_t messageType, |
| 63 | void *messageArgument); |
| 64 | static usb_handle* CheckInterface(IOUSBInterfaceInterface **iface, |
| 65 | UInt16 vendor, UInt16 product); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 66 | |
| 67 | static int |
| 68 | InitUSB() |
| 69 | { |
| 70 | CFMutableDictionaryRef matchingDict; |
| 71 | CFRunLoopSourceRef runLoopSource; |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 72 | SInt32 vendor, if_subclass, if_protocol; |
| 73 | unsigned i; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 74 | |
| 75 | //* To set up asynchronous notifications, create a notification port and |
| 76 | //* add its run loop event source to the program's run loop |
| 77 | notificationPort = IONotificationPortCreate(kIOMasterPortDefault); |
| 78 | runLoopSource = IONotificationPortGetRunLoopSource(notificationPort); |
| 79 | CFRunLoopAddSource(CFRunLoopGetCurrent(), runLoopSource, kCFRunLoopDefaultMode); |
| 80 | |
| 81 | memset(notificationIterators, 0, sizeof(notificationIterators)); |
| 82 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 83 | //* loop through all supported vendors |
| 84 | for (i = 0; i < NUM_VENDORS; i++) { |
| 85 | //* Create our matching dictionary to find the Android device's |
| 86 | //* adb interface |
| 87 | //* IOServiceAddMatchingNotification consumes the reference, so we do |
| 88 | //* not need to release this |
| 89 | matchingDict = IOServiceMatching(kIOUSBInterfaceClassName); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 90 | |
| 91 | if (!matchingDict) { |
| 92 | DBG("ERR: Couldn't create USB matching dictionary.\n"); |
| 93 | return -1; |
| 94 | } |
| 95 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 96 | //* Match based on vendor id, interface subclass and protocol |
| 97 | vendor = vendorIds[i]; |
| 98 | if_subclass = ADB_SUBCLASS; |
| 99 | if_protocol = ADB_PROTOCOL; |
| 100 | CFDictionarySetValue(matchingDict, CFSTR(kUSBVendorID), |
| 101 | CFNumberCreate(kCFAllocatorDefault, |
| 102 | kCFNumberSInt32Type, &vendor)); |
| 103 | CFDictionarySetValue(matchingDict, CFSTR(kUSBInterfaceSubClass), |
| 104 | CFNumberCreate(kCFAllocatorDefault, |
| 105 | kCFNumberSInt32Type, &if_subclass)); |
| 106 | CFDictionarySetValue(matchingDict, CFSTR(kUSBInterfaceProtocol), |
| 107 | CFNumberCreate(kCFAllocatorDefault, |
| 108 | kCFNumberSInt32Type, &if_protocol)); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 109 | IOServiceAddMatchingNotification( |
| 110 | notificationPort, |
| 111 | kIOFirstMatchNotification, |
| 112 | matchingDict, |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 113 | AndroidInterfaceAdded, |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 114 | NULL, |
| 115 | ¬ificationIterators[i]); |
| 116 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 117 | //* Iterate over set of matching interfaces to access already-present |
| 118 | //* devices and to arm the notification |
| 119 | AndroidInterfaceAdded(NULL, notificationIterators[i]); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 120 | } |
| 121 | |
| 122 | return 0; |
| 123 | } |
| 124 | |
| 125 | static void |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 126 | AndroidInterfaceAdded(void *refCon, io_iterator_t iterator) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 127 | { |
| 128 | kern_return_t kr; |
| 129 | io_service_t usbDevice; |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 130 | io_service_t usbInterface; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 131 | IOCFPlugInInterface **plugInInterface = NULL; |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 132 | IOUSBInterfaceInterface220 **iface = NULL; |
| 133 | IOUSBDeviceInterface197 **dev = NULL; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 134 | HRESULT result; |
| 135 | SInt32 score; |
| 136 | UInt16 vendor; |
| 137 | UInt16 product; |
| 138 | UInt8 serialIndex; |
| 139 | char serial[256]; |
| 140 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 141 | while ((usbInterface = IOIteratorNext(iterator))) { |
| 142 | //* Create an intermediate interface plugin |
| 143 | kr = IOCreatePlugInInterfaceForService(usbInterface, |
| 144 | kIOUSBInterfaceUserClientTypeID, |
| 145 | kIOCFPlugInInterfaceID, |
| 146 | &plugInInterface, &score); |
| 147 | IOObjectRelease(usbInterface); |
| 148 | if ((kIOReturnSuccess != kr) || (!plugInInterface)) { |
| 149 | DBG("ERR: Unable to create an interface plug-in (%08x)\n", kr); |
| 150 | continue; |
| 151 | } |
| 152 | |
| 153 | //* This gets us the interface object |
| 154 | result = (*plugInInterface)->QueryInterface(plugInInterface, |
| 155 | CFUUIDGetUUIDBytes(kIOUSBInterfaceInterfaceID), (LPVOID) |
| 156 | &iface); |
| 157 | //* We only needed the plugin to get the interface, so discard it |
| 158 | (*plugInInterface)->Release(plugInInterface); |
| 159 | if (result || !iface) { |
| 160 | DBG("ERR: Couldn't query the interface (%08x)\n", (int) result); |
| 161 | continue; |
| 162 | } |
| 163 | |
| 164 | //* this gets us an ioservice, with which we will find the actual |
| 165 | //* device; after getting a plugin, and querying the interface, of |
| 166 | //* course. |
| 167 | //* Gotta love OS X |
| 168 | kr = (*iface)->GetDevice(iface, &usbDevice); |
| 169 | if (kIOReturnSuccess != kr || !usbDevice) { |
| 170 | DBG("ERR: Couldn't grab device from interface (%08x)\n", kr); |
| 171 | continue; |
| 172 | } |
| 173 | |
| 174 | plugInInterface = NULL; |
| 175 | score = 0; |
| 176 | //* create an intermediate device plugin |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 177 | kr = IOCreatePlugInInterfaceForService(usbDevice, |
| 178 | kIOUSBDeviceUserClientTypeID, |
| 179 | kIOCFPlugInInterfaceID, |
| 180 | &plugInInterface, &score); |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 181 | //* only needed this to find the plugin |
| 182 | (void)IOObjectRelease(usbDevice); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 183 | if ((kIOReturnSuccess != kr) || (!plugInInterface)) { |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 184 | DBG("ERR: Unable to create a device plug-in (%08x)\n", kr); |
| 185 | continue; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 186 | } |
| 187 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 188 | result = (*plugInInterface)->QueryInterface(plugInInterface, |
| 189 | CFUUIDGetUUIDBytes(kIOUSBDeviceInterfaceID), (LPVOID) &dev); |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 190 | //* only needed this to query the plugin |
| 191 | (*plugInInterface)->Release(plugInInterface); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 192 | if (result || !dev) { |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 193 | DBG("ERR: Couldn't create a device interface (%08x)\n", |
| 194 | (int) result); |
| 195 | continue; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 196 | } |
| 197 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 198 | //* Now after all that, we actually have a ref to the device and |
| 199 | //* the interface that matched our criteria |
| 200 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 201 | kr = (*dev)->GetDeviceVendor(dev, &vendor); |
| 202 | kr = (*dev)->GetDeviceProduct(dev, &product); |
| 203 | kr = (*dev)->USBGetSerialNumberStringIndex(dev, &serialIndex); |
| 204 | |
| 205 | if (serialIndex > 0) { |
| 206 | IOUSBDevRequest req; |
| 207 | UInt16 buffer[256]; |
| 208 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 209 | req.bmRequestType = |
| 210 | USBmakebmRequestType(kUSBIn, kUSBStandard, kUSBDevice); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 211 | req.bRequest = kUSBRqGetDescriptor; |
| 212 | req.wValue = (kUSBStringDesc << 8) | serialIndex; |
| 213 | req.wIndex = 0; |
| 214 | req.pData = buffer; |
| 215 | req.wLength = sizeof(buffer); |
| 216 | kr = (*dev)->DeviceRequest(dev, &req); |
| 217 | |
| 218 | if (kr == kIOReturnSuccess && req.wLenDone > 0) { |
| 219 | int i, count; |
| 220 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 221 | // skip first word, and copy the rest to the serial string, |
| 222 | // changing shorts to bytes. |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 223 | count = (req.wLenDone - 1) / 2; |
| 224 | for (i = 0; i < count; i++) |
| 225 | serial[i] = buffer[i + 1]; |
| 226 | serial[i] = 0; |
| 227 | } |
| 228 | } |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 229 | (*dev)->Release(dev); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 230 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 231 | DBG("INFO: Found vid=%04x pid=%04x serial=%s\n", vendor, product, |
| 232 | serial); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 233 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 234 | usb_handle* handle = CheckInterface((IOUSBInterfaceInterface**)iface, |
| 235 | vendor, product); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 236 | if (handle == NULL) { |
| 237 | DBG("ERR: Could not find device interface: %08x\n", kr); |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 238 | (*iface)->Release(iface); |
| 239 | continue; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 240 | } |
| 241 | |
| 242 | DBG("AndroidDeviceAdded calling register_usb_transport\n"); |
| 243 | register_usb_transport(handle, (serial[0] ? serial : NULL)); |
| 244 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 245 | // Register for an interest notification of this device being removed. |
| 246 | // Pass the reference to our private data as the refCon for the |
| 247 | // notification. |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 248 | kr = IOServiceAddInterestNotification(notificationPort, |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 249 | usbInterface, |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 250 | kIOGeneralInterest, |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 251 | AndroidInterfaceNotify, |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 252 | handle, |
| 253 | &handle->usbNotification); |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 254 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 255 | if (kIOReturnSuccess != kr) { |
| 256 | DBG("ERR: Unable to create interest notification (%08x)\n", kr); |
| 257 | } |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 258 | } |
| 259 | } |
| 260 | |
| 261 | static void |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 262 | AndroidInterfaceNotify(void *refCon, io_service_t service, natural_t messageType, void *messageArgument) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 263 | { |
| 264 | usb_handle *handle = (usb_handle *)refCon; |
| 265 | |
| 266 | if (messageType == kIOMessageServiceIsTerminated) { |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 267 | if (!handle) { |
| 268 | DBG("ERR: NULL handle\n"); |
| 269 | return; |
| 270 | } |
| 271 | DBG("AndroidInterfaceNotify\n"); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 272 | IOObjectRelease(handle->usbNotification); |
| 273 | usb_kick(handle); |
| 274 | } |
| 275 | } |
| 276 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 277 | //* TODO: simplify this further since we only register to get ADB interface |
| 278 | //* subclass+protocol events |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 279 | static usb_handle* |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 280 | CheckInterface(IOUSBInterfaceInterface **interface, UInt16 vendor, UInt16 product) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 281 | { |
| 282 | usb_handle* handle = NULL; |
| 283 | IOReturn kr; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 284 | UInt8 interfaceNumEndpoints, interfaceClass, interfaceSubClass, interfaceProtocol; |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 285 | UInt8 endpoint; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 286 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 287 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 288 | //* Now open the interface. This will cause the pipes associated with |
| 289 | //* the endpoints in the interface descriptor to be instantiated |
| 290 | kr = (*interface)->USBInterfaceOpen(interface); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 291 | if (kr != kIOReturnSuccess) { |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 292 | DBG("ERR: Could not open interface: (%08x)\n", kr); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 293 | return NULL; |
| 294 | } |
| 295 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 296 | //* Get the number of endpoints associated with this interface |
| 297 | kr = (*interface)->GetNumEndpoints(interface, &interfaceNumEndpoints); |
| 298 | if (kr != kIOReturnSuccess) { |
| 299 | DBG("ERR: Unable to get number of endpoints: (%08x)\n", kr); |
| 300 | goto err_get_num_ep; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 301 | } |
| 302 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 303 | //* Get interface class, subclass and protocol |
| 304 | if ((*interface)->GetInterfaceClass(interface, &interfaceClass) != kIOReturnSuccess || |
| 305 | (*interface)->GetInterfaceSubClass(interface, &interfaceSubClass) != kIOReturnSuccess || |
| 306 | (*interface)->GetInterfaceProtocol(interface, &interfaceProtocol) != kIOReturnSuccess) { |
| 307 | DBG("ERR: Unable to get interface class, subclass and protocol\n"); |
| 308 | goto err_get_interface_class; |
| 309 | } |
| 310 | |
| 311 | //* check to make sure interface class, subclass and protocol match ADB |
| 312 | //* avoid opening mass storage endpoints |
| 313 | if (!is_adb_interface(vendor, product, interfaceClass, |
| 314 | interfaceSubClass, interfaceProtocol)) |
| 315 | goto err_bad_adb_interface; |
| 316 | |
| 317 | handle = calloc(1, sizeof(usb_handle)); |
| 318 | |
| 319 | //* Iterate over the endpoints for this interface and find the first |
| 320 | //* bulk in/out pipes available. These will be our read/write pipes. |
| 321 | for (endpoint = 0; endpoint <= interfaceNumEndpoints; endpoint++) { |
| 322 | UInt8 transferType; |
| 323 | UInt16 maxPacketSize; |
| 324 | UInt8 interval; |
| 325 | UInt8 number; |
| 326 | UInt8 direction; |
| 327 | |
| 328 | kr = (*interface)->GetPipeProperties(interface, endpoint, &direction, |
| 329 | &number, &transferType, &maxPacketSize, &interval); |
| 330 | |
| 331 | if (kIOReturnSuccess == kr) { |
| 332 | if (kUSBBulk != transferType) |
| 333 | continue; |
| 334 | |
| 335 | if (kUSBIn == direction) |
| 336 | handle->bulkIn = endpoint; |
| 337 | |
| 338 | if (kUSBOut == direction) |
| 339 | handle->bulkOut = endpoint; |
| 340 | |
| 341 | handle->zero_mask = maxPacketSize - 1; |
| 342 | } else { |
| 343 | DBG("ERR: FindDeviceInterface - could not get pipe properties\n"); |
| 344 | goto err_get_pipe_props; |
| 345 | } |
| 346 | } |
| 347 | |
| 348 | handle->interface = interface; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 349 | return handle; |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 350 | |
| 351 | err_get_pipe_props: |
| 352 | free(handle); |
| 353 | err_bad_adb_interface: |
| 354 | err_get_interface_class: |
| 355 | err_get_num_ep: |
| 356 | (*interface)->USBInterfaceClose(interface); |
| 357 | return NULL; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 358 | } |
| 359 | |
| 360 | |
| 361 | void* RunLoopThread(void* unused) |
| 362 | { |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 363 | unsigned i; |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 364 | |
| 365 | InitUSB(); |
| 366 | |
| 367 | currentRunLoop = CFRunLoopGetCurrent(); |
| 368 | |
| 369 | // Signal the parent that we are running |
| 370 | adb_mutex_lock(&start_lock); |
| 371 | adb_cond_signal(&start_cond); |
| 372 | adb_mutex_unlock(&start_lock); |
| 373 | |
| 374 | CFRunLoopRun(); |
| 375 | currentRunLoop = 0; |
| 376 | |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 377 | for (i = 0; i < NUM_VENDORS; i++) { |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 378 | IOObjectRelease(notificationIterators[i]); |
| 379 | } |
| 380 | IONotificationPortDestroy(notificationPort); |
| 381 | |
| 382 | DBG("RunLoopThread done\n"); |
| 383 | return NULL; |
| 384 | } |
| 385 | |
| 386 | |
| 387 | static int initialized = 0; |
| 388 | void usb_init() |
| 389 | { |
| 390 | if (!initialized) |
| 391 | { |
| 392 | adb_thread_t tid; |
| 393 | |
| 394 | adb_mutex_init(&start_lock, NULL); |
| 395 | adb_cond_init(&start_cond, NULL); |
| 396 | |
| 397 | if(adb_thread_create(&tid, RunLoopThread, NULL)) |
| 398 | fatal_errno("cannot create input thread"); |
| 399 | |
| 400 | // Wait for initialization to finish |
| 401 | adb_mutex_lock(&start_lock); |
| 402 | adb_cond_wait(&start_cond, &start_lock); |
| 403 | adb_mutex_unlock(&start_lock); |
| 404 | |
| 405 | adb_mutex_destroy(&start_lock); |
| 406 | adb_cond_destroy(&start_cond); |
| 407 | |
| 408 | initialized = 1; |
| 409 | } |
| 410 | } |
| 411 | |
| 412 | void usb_cleanup() |
| 413 | { |
| 414 | DBG("usb_cleanup\n"); |
| 415 | close_usb_devices(); |
| 416 | if (currentRunLoop) |
| 417 | CFRunLoopStop(currentRunLoop); |
| 418 | } |
| 419 | |
| 420 | int usb_write(usb_handle *handle, const void *buf, int len) |
| 421 | { |
| 422 | IOReturn result; |
| 423 | |
| 424 | if (!len) |
| 425 | return 0; |
| 426 | |
| 427 | if (!handle) |
| 428 | return -1; |
| 429 | |
| 430 | if (NULL == handle->interface) { |
| 431 | DBG("ERR: usb_write interface was null\n"); |
| 432 | return -1; |
| 433 | } |
| 434 | |
| 435 | if (0 == handle->bulkOut) { |
| 436 | DBG("ERR: bulkOut endpoint not assigned\n"); |
| 437 | return -1; |
| 438 | } |
| 439 | |
| 440 | result = |
| 441 | (*handle->interface)->WritePipe( |
| 442 | handle->interface, handle->bulkOut, (void *)buf, len); |
| 443 | |
| 444 | if ((result == 0) && (handle->zero_mask)) { |
| 445 | /* we need 0-markers and our transfer */ |
| 446 | if(!(len & handle->zero_mask)) { |
| 447 | result = |
| 448 | (*handle->interface)->WritePipe( |
| 449 | handle->interface, handle->bulkOut, (void *)buf, 0); |
| 450 | } |
| 451 | } |
| 452 | |
| 453 | if (0 == result) |
| 454 | return 0; |
| 455 | |
| 456 | DBG("ERR: usb_write failed with status %d\n", result); |
| 457 | return -1; |
| 458 | } |
| 459 | |
| 460 | int usb_read(usb_handle *handle, void *buf, int len) |
| 461 | { |
| 462 | IOReturn result; |
| 463 | UInt32 numBytes = len; |
| 464 | |
| 465 | if (!len) { |
| 466 | return 0; |
| 467 | } |
| 468 | |
| 469 | if (!handle) { |
| 470 | return -1; |
| 471 | } |
| 472 | |
| 473 | if (NULL == handle->interface) { |
| 474 | DBG("ERR: usb_read interface was null\n"); |
| 475 | return -1; |
| 476 | } |
| 477 | |
| 478 | if (0 == handle->bulkIn) { |
| 479 | DBG("ERR: bulkIn endpoint not assigned\n"); |
| 480 | return -1; |
| 481 | } |
| 482 | |
| 483 | result = |
| 484 | (*handle->interface)->ReadPipe(handle->interface, |
| 485 | handle->bulkIn, buf, &numBytes); |
| 486 | |
| 487 | if (0 == result) |
| 488 | return 0; |
| 489 | else { |
| 490 | DBG("ERR: usb_read failed with status %d\n", result); |
| 491 | } |
| 492 | |
| 493 | return -1; |
| 494 | } |
| 495 | |
| 496 | int usb_close(usb_handle *handle) |
| 497 | { |
| 498 | return 0; |
| 499 | } |
| 500 | |
| 501 | void usb_kick(usb_handle *handle) |
| 502 | { |
| 503 | /* release the interface */ |
Dima Zavin | 3fd82b8 | 2009-05-08 18:25:58 -0700 | [diff] [blame^] | 504 | if (!handle) |
| 505 | return; |
| 506 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 507 | if (handle->interface) |
| 508 | { |
| 509 | (*handle->interface)->USBInterfaceClose(handle->interface); |
| 510 | (*handle->interface)->Release(handle->interface); |
| 511 | handle->interface = 0; |
| 512 | } |
| 513 | } |