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-rw-r--r--media/mtp/MtpClient.cpp251
1 files changed, 0 insertions, 251 deletions
diff --git a/media/mtp/MtpClient.cpp b/media/mtp/MtpClient.cpp
deleted file mode 100644
index c830540..0000000
--- a/media/mtp/MtpClient.cpp
+++ /dev/null
@@ -1,251 +0,0 @@
-/*
- * Copyright (C) 2010 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "MtpClient"
-
-#include "MtpDebug.h"
-#include "MtpClient.h"
-#include "MtpDevice.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <sys/types.h>
-#include <sys/ioctl.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <errno.h>
-
-#include <usbhost/usbhost.h>
-
-struct usb_device;
-
-namespace android {
-
-static bool isMtpDevice(uint16_t vendor, uint16_t product) {
- // Sandisk Sansa Fuze
- if (vendor == 0x0781 && product == 0x74c2)
- return true;
- // Samsung YP-Z5
- if (vendor == 0x04e8 && product == 0x503c)
- return true;
- return false;
-}
-
-class MtpClientThread : public Thread {
-private:
- MtpClient* mClient;
-
-public:
- MtpClientThread(MtpClient* client)
- : mClient(client)
- {
- }
-
- virtual bool threadLoop() {
- return mClient->threadLoop();
- }
-};
-
-
-MtpClient::MtpClient()
- : mThread(NULL),
- mUsbHostContext(NULL),
- mDone(false)
-{
-}
-
-MtpClient::~MtpClient() {
- usb_host_cleanup(mUsbHostContext);
-}
-
-bool MtpClient::start() {
- Mutex::Autolock autoLock(mMutex);
-
- if (mThread)
- return true;
-
- mUsbHostContext = usb_host_init();
- if (!mUsbHostContext)
- return false;
-
- mThread = new MtpClientThread(this);
- mThread->run("MtpClientThread");
- // wait for the thread to do initial device discovery before returning
- mThreadStartCondition.wait(mMutex);
-
- return true;
-}
-
-void MtpClient::stop() {
- mDone = true;
-}
-
-MtpDevice* MtpClient::getDevice(int id) {
- for (int i = 0; i < mDeviceList.size(); i++) {
- MtpDevice* device = mDeviceList[i];
- if (device->getID() == id)
- return device;
- }
- return NULL;
-}
-
-bool MtpClient::usbDeviceAdded(const char *devname) {
- struct usb_descriptor_header* desc;
- struct usb_descriptor_iter iter;
-
- struct usb_device *device = usb_device_open(devname);
- if (!device) {
- LOGE("usb_device_open failed\n");
- return mDone;
- }
-
- usb_descriptor_iter_init(device, &iter);
-
- while ((desc = usb_descriptor_iter_next(&iter)) != NULL) {
- if (desc->bDescriptorType == USB_DT_INTERFACE) {
- struct usb_interface_descriptor *interface = (struct usb_interface_descriptor *)desc;
-
- if (interface->bInterfaceClass == USB_CLASS_STILL_IMAGE &&
- interface->bInterfaceSubClass == 1 && // Still Image Capture
- interface->bInterfaceProtocol == 1) // Picture Transfer Protocol (PIMA 15470)
- {
- LOGD("Found camera: \"%s\" \"%s\"\n", usb_device_get_manufacturer_name(device),
- usb_device_get_product_name(device));
- } else if (interface->bInterfaceClass == 0xFF &&
- interface->bInterfaceSubClass == 0xFF &&
- interface->bInterfaceProtocol == 0) {
- char* interfaceName = usb_device_get_string(device, interface->iInterface);
- if (!interfaceName || strcmp(interfaceName, "MTP"))
- continue;
- // Looks like an android style MTP device
- LOGD("Found MTP device: \"%s\" \"%s\"\n", usb_device_get_manufacturer_name(device),
- usb_device_get_product_name(device));
- } else {
- // look for special cased devices based on vendor/product ID
- // we are doing this mainly for testing purposes
- uint16_t vendor = usb_device_get_vendor_id(device);
- uint16_t product = usb_device_get_product_id(device);
- if (!isMtpDevice(vendor, product)) {
- // not an MTP or PTP device
- continue;
- }
- // request MTP OS string and descriptor
- // some music players need to see this before entering MTP mode.
- char buffer[256];
- memset(buffer, 0, sizeof(buffer));
- int ret = usb_device_send_control(device,
- USB_DIR_IN|USB_RECIP_DEVICE|USB_TYPE_STANDARD,
- USB_REQ_GET_DESCRIPTOR, (USB_DT_STRING << 8) | 0xEE,
- 0, sizeof(buffer), buffer);
- printf("usb_device_send_control returned %d errno: %d\n", ret, errno);
- if (ret > 0) {
- printf("got MTP string %s\n", buffer);
- ret = usb_device_send_control(device,
- USB_DIR_IN|USB_RECIP_DEVICE|USB_TYPE_VENDOR, 1,
- 0, 4, sizeof(buffer), buffer);
- printf("OS descriptor got %d\n", ret);
- } else {
- printf("no MTP string\n");
- }
- }
-
- // if we got here, then we have a likely MTP or PTP device
-
- // interface should be followed by three endpoints
- struct usb_endpoint_descriptor *ep;
- struct usb_endpoint_descriptor *ep_in_desc = NULL;
- struct usb_endpoint_descriptor *ep_out_desc = NULL;
- struct usb_endpoint_descriptor *ep_intr_desc = NULL;
- for (int i = 0; i < 3; i++) {
- ep = (struct usb_endpoint_descriptor *)usb_descriptor_iter_next(&iter);
- if (!ep || ep->bDescriptorType != USB_DT_ENDPOINT) {
- LOGE("endpoints not found\n");
- return mDone;
- }
- if (ep->bmAttributes == USB_ENDPOINT_XFER_BULK) {
- if (ep->bEndpointAddress & USB_ENDPOINT_DIR_MASK)
- ep_in_desc = ep;
- else
- ep_out_desc = ep;
- } else if (ep->bmAttributes == USB_ENDPOINT_XFER_INT &&
- ep->bEndpointAddress & USB_ENDPOINT_DIR_MASK) {
- ep_intr_desc = ep;
- }
- }
- if (!ep_in_desc || !ep_out_desc || !ep_intr_desc) {
- LOGE("endpoints not found\n");
- return mDone;
- }
-
- if (usb_device_claim_interface(device, interface->bInterfaceNumber)) {
- LOGE("usb_device_claim_interface failed errno: %d\n", errno);
- return mDone;
- }
-
- MtpDevice* mtpDevice = new MtpDevice(device, interface->bInterfaceNumber,
- ep_in_desc, ep_out_desc, ep_intr_desc);
- mDeviceList.add(mtpDevice);
- mtpDevice->initialize();
- deviceAdded(mtpDevice);
- return mDone;
- }
- }
-
- usb_device_close(device);
- return mDone;
-}
-
-bool MtpClient::usbDeviceRemoved(const char *devname) {
- for (int i = 0; i < mDeviceList.size(); i++) {
- MtpDevice* device = mDeviceList[i];
- if (!strcmp(devname, device->getDeviceName())) {
- deviceRemoved(device);
- mDeviceList.removeAt(i);
- delete device;
- LOGD("Camera removed!\n");
- break;
- }
- }
- return mDone;
-}
-
-bool MtpClient::usbDiscoveryDone() {
- Mutex::Autolock autoLock(mMutex);
- mThreadStartCondition.signal();
- return mDone;
-}
-
-bool MtpClient::threadLoop() {
- usb_host_run(mUsbHostContext, usb_device_added, usb_device_removed, usb_discovery_done, this);
- return false;
-}
-
-int MtpClient::usb_device_added(const char *devname, void* client_data) {
- LOGD("usb_device_added %s\n", devname);
- return ((MtpClient *)client_data)->usbDeviceAdded(devname);
-}
-
-int MtpClient::usb_device_removed(const char *devname, void* client_data) {
- LOGD("usb_device_removed %s\n", devname);
- return ((MtpClient *)client_data)->usbDeviceRemoved(devname);
-}
-
-int MtpClient::usb_discovery_done(void* client_data) {
- LOGD("usb_discovery_done\n");
- return ((MtpClient *)client_data)->usbDiscoveryDone();
-}
-
-} // namespace android
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