resolved conflicts for merge of c1730dcf to master
Change-Id: I9e0f9740930c7d3acb51235dd4c67cf2ed54a486
diff --git a/api/current.txt b/api/current.txt
index ca7b4e5..05ca9b3 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -9016,6 +9016,7 @@
method public void close();
method public int controlTransfer(int, int, int, int, byte[], int, int);
method public int getFileDescriptor();
+ method public byte[] getRawDescriptors();
method public java.lang.String getSerial();
method public boolean releaseInterface(android.hardware.usb.UsbInterface);
method public android.hardware.usb.UsbRequest requestWait();
diff --git a/core/java/android/hardware/usb/UsbDeviceConnection.java b/core/java/android/hardware/usb/UsbDeviceConnection.java
index a153c0b..b536490 100644
--- a/core/java/android/hardware/usb/UsbDeviceConnection.java
+++ b/core/java/android/hardware/usb/UsbDeviceConnection.java
@@ -69,6 +69,17 @@
}
/**
+ * Returns the raw USB descriptors for the device.
+ * This can be used to access descriptors not supported directly
+ * via the higher level APIs.
+ *
+ * @return raw USB descriptors
+ */
+ public byte[] getRawDescriptors() {
+ return native_get_desc();
+ }
+
+ /**
* Claims exclusive access to a {@link android.hardware.usb.UsbInterface}.
* This must be done before sending or receiving data on any
* {@link android.hardware.usb.UsbEndpoint}s belonging to the interface.
@@ -160,6 +171,7 @@
private native boolean native_open(String deviceName, FileDescriptor pfd);
private native void native_close();
private native int native_get_fd();
+ private native byte[] native_get_desc();
private native boolean native_claim_interface(int interfaceID, boolean force);
private native boolean native_release_interface(int interfaceID);
private native int native_control_request(int requestType, int request, int value,
diff --git a/core/jni/android_hardware_UsbDeviceConnection.cpp b/core/jni/android_hardware_UsbDeviceConnection.cpp
index 4d73bf3..68be9e1 100644
--- a/core/jni/android_hardware_UsbDeviceConnection.cpp
+++ b/core/jni/android_hardware_UsbDeviceConnection.cpp
@@ -83,6 +83,27 @@
return usb_device_get_fd(device);
}
+static jbyteArray
+android_hardware_UsbDeviceConnection_get_desc(JNIEnv *env, jobject thiz)
+{
+ char buffer[16384];
+ int fd = android_hardware_UsbDeviceConnection_get_fd(env, thiz);
+ if (fd < 0) return NULL;
+ lseek(fd, 0, SEEK_SET);
+ int length = read(fd, buffer, sizeof(buffer));
+ if (length < 0) return NULL;
+
+ jbyteArray ret = env->NewByteArray(length);
+ if (ret) {
+ jbyte* bytes = (jbyte*)env->GetPrimitiveArrayCritical(ret, 0);
+ if (bytes) {
+ memcpy(bytes, buffer, length);
+ env->ReleasePrimitiveArrayCritical(ret, bytes, 0);
+ }
+ }
+ return ret;
+}
+
static jboolean
android_hardware_UsbDeviceConnection_claim_interface(JNIEnv *env, jobject thiz,
int interfaceID, jboolean force)
@@ -211,6 +232,7 @@
(void *)android_hardware_UsbDeviceConnection_open},
{"native_close", "()V", (void *)android_hardware_UsbDeviceConnection_close},
{"native_get_fd", "()I", (void *)android_hardware_UsbDeviceConnection_get_fd},
+ {"native_get_desc", "()[B", (void *)android_hardware_UsbDeviceConnection_get_desc},
{"native_claim_interface", "(IZ)Z",(void *)android_hardware_UsbDeviceConnection_claim_interface},
{"native_release_interface","(I)Z", (void *)android_hardware_UsbDeviceConnection_release_interface},
{"native_control_request", "(IIII[BII)I",