1 files changed, 71 insertions, 0 deletions

diff --git a/mtp/ffs/MtpEventPacket.cpp b/mtp/ffs/MtpEventPacket.cpp
new file mode 100644
index 000000000..fa7db8c26
--- /dev/null
+++ b/mtp/ffs/MtpEventPacket.cpp
@@ -0,0 +1,71 @@
+/*
+ * 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 "MtpEventPacket"
+
+#include <stdio.h>
+#include <sys/types.h>
+#include <fcntl.h>
+
+#include "IMtpHandle.h"
+#include "MtpEventPacket.h"
+
+#include <usbhost/usbhost.h>
+
+MtpEventPacket::MtpEventPacket()
+	:	MtpPacket(512)
+{
+}
+
+MtpEventPacket::~MtpEventPacket() {
+}
+
+#ifdef MTP_DEVICE
+int MtpEventPacket::write(IMtpHandle *h) {
+	struct mtp_event	event;
+
+	putUInt32(MTP_CONTAINER_LENGTH_OFFSET, mPacketSize);
+	putUInt16(MTP_CONTAINER_TYPE_OFFSET, MTP_CONTAINER_TYPE_EVENT);
+
+	event.data = mBuffer;
+	event.length = mPacketSize;
+	int ret = h->sendEvent(event);
+	return (ret < 0 ? ret : 0);
+}
+#endif
+
+#ifdef MTP_HOST
+int MtpEventPacket::sendRequest(struct usb_request *request) {
+	request->buffer = mBuffer;
+	request->buffer_length = mBufferSize;
+	mPacketSize = 0;
+	if (usb_request_queue(request)) {
+		MTPE("usb_endpoint_queue failed, errno: %d", errno);
+		return -1;
+	}
+	return 0;
+}
+
+int MtpEventPacket::readResponse(struct usb_device *device) {
+	struct usb_request* const req = usb_request_wait(device, -1);
+	if (req) {
+		mPacketSize = req->actual_length;
+		return req->actual_length;
+	} else {
+		return -1;
+	}
+}
+#endif