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      1 /*
      2  * Copyright (C) 2010 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 #ifndef _MTP_REQUEST_PACKET_H
     18 #define _MTP_REQUEST_PACKET_H
     19 
     20 #include "MtpPacket.h"
     21 #include "mtp.h"
     22 
     23 class IMtpHandle;
     24 struct usb_request;
     25 
     26 namespace android {
     27 
     28 class MtpRequestPacket : public MtpPacket {
     29 
     30 public:
     31                         MtpRequestPacket();
     32     virtual             ~MtpRequestPacket();
     33 
     34 #ifdef MTP_DEVICE
     35     // fill our buffer with data from the given usb handle
     36     int                 read(IMtpHandle *h);
     37 #endif
     38 
     39 #ifdef MTP_HOST
     40     // write our buffer to the given endpoint
     41     int                 write(struct usb_request *request);
     42 #endif
     43 
     44     inline MtpOperationCode    getOperationCode() const { return getContainerCode(); }
     45     inline void                setOperationCode(MtpOperationCode code)
     46                                                     { return setContainerCode(code); }
     47     inline int                  getParameterCount() const { return mParameterCount; }
     48 
     49 private:
     50     int     mParameterCount;
     51 };
     52 
     53 }; // namespace android
     54 
     55 #endif // _MTP_REQUEST_PACKET_H
     56