diff options
author | Mike Lockwood <lockwood@android.com> | 2010-05-19 15:12:14 -0400 |
---|---|---|
committer | Mike Lockwood <lockwood@android.com> | 2010-05-19 15:16:38 -0400 |
commit | 3743365114cc31d29e54354518a631a01461513e (patch) | |
tree | 129a282c0707d931cff9d41c7a9485bae2bc1b68 /media/mtp | |
parent | a2f2a34d51fe3bd9f5a00a61e5d8cf1224671f5b (diff) | |
download | frameworks_base-3743365114cc31d29e54354518a631a01461513e.zip frameworks_base-3743365114cc31d29e54354518a631a01461513e.tar.gz frameworks_base-3743365114cc31d29e54354518a631a01461513e.tar.bz2 |
PTP host: Implement getObjectHandles and getObjectInfo commands
Change-Id: I3ff6e52237f400b4e50c534a1f964c80789bfe98
Signed-off-by: Mike Lockwood <lockwood@android.com>
Diffstat (limited to 'media/mtp')
-rw-r--r-- | media/mtp/Android.mk | 2 | ||||
-rw-r--r-- | media/mtp/MtpClient.cpp | 37 | ||||
-rw-r--r-- | media/mtp/MtpClient.h | 41 | ||||
-rw-r--r-- | media/mtp/MtpObjectInfo.cpp | 96 | ||||
-rw-r--r-- | media/mtp/MtpObjectInfo.h | 60 | ||||
-rw-r--r-- | media/mtp/MtpPacket.cpp | 1 | ||||
-rw-r--r-- | media/mtp/MtpServer.cpp | 2 | ||||
-rw-r--r-- | media/mtp/MtpTypes.h | 2 | ||||
-rw-r--r-- | media/mtp/mtp.h | 3 | ||||
-rw-r--r-- | media/mtp/ptptest.cpp | 16 |
10 files changed, 234 insertions, 26 deletions
diff --git a/media/mtp/Android.mk b/media/mtp/Android.mk index 2395ccb..d9c69a4 100644 --- a/media/mtp/Android.mk +++ b/media/mtp/Android.mk @@ -58,11 +58,13 @@ LOCAL_SRC_FILES:= \ MtpDataPacket.cpp \ MtpDebug.cpp \ MtpDeviceInfo.cpp \ + MtpObjectInfo.cpp \ MtpPacket.cpp \ MtpRequestPacket.cpp \ MtpResponsePacket.cpp \ MtpStorageInfo.cpp \ MtpStringBuffer.cpp \ + MtpUtils.cpp \ ../../libs/utils/VectorImpl.cpp \ ../../libs/utils/SharedBuffer.cpp \ diff --git a/media/mtp/MtpClient.cpp b/media/mtp/MtpClient.cpp index 73234b1..de3c199 100644 --- a/media/mtp/MtpClient.cpp +++ b/media/mtp/MtpClient.cpp @@ -27,6 +27,7 @@ #include "MtpClient.h" #include "MtpDebug.h" #include "MtpDeviceInfo.h" +#include "MtpObjectInfo.h" #include "MtpStorageInfo.h" #include "MtpStringBuffer.h" @@ -46,7 +47,6 @@ MtpClient::MtpClient(struct usb_endpoint *ep_in, struct usb_endpoint *ep_out, MtpClient::~MtpClient() { } - bool MtpClient::openSession() { printf("openSession\n"); mSessionID = 0; @@ -118,6 +118,41 @@ printf("getStorageInfo returned %04X\n", ret); return NULL; } +MtpObjectHandleList* MtpClient::getObjectHandles(MtpStorageID storageID, + MtpObjectFormat format, MtpObjectHandle parent) { + mRequest.reset(); + mRequest.setParameter(1, storageID); + mRequest.setParameter(2, format); + mRequest.setParameter(3, parent); + if (!sendRequest(MTP_OPERATION_GET_OBJECT_HANDLES)) + return NULL; + if (!readData()) + return NULL; + MtpResponseCode ret = readResponse(); +printf("getObjectHandles returned %04X\n", ret); + if (ret == MTP_RESPONSE_OK) { + return mData.getAUInt32(); + } + return NULL; +} + +MtpObjectInfo* MtpClient::getObjectInfo(MtpObjectHandle handle) { + mRequest.reset(); + mRequest.setParameter(1, handle); + if (!sendRequest(MTP_OPERATION_GET_OBJECT_INFO)) + return NULL; + if (!readData()) + return NULL; + MtpResponseCode ret = readResponse(); +printf("getObjectInfo returned %04X\n", ret); + if (ret == MTP_RESPONSE_OK) { + MtpObjectInfo* info = new MtpObjectInfo(handle); + info->read(mData); + return info; + } + return NULL; +} + bool MtpClient::sendRequest(MtpOperationCode operation) { printf("sendRequest: %s\n", MtpDebug::getOperationCodeName(operation)); mRequest.setOperationCode(operation); diff --git a/media/mtp/MtpClient.h b/media/mtp/MtpClient.h index b43a9e0..76d9648 100644 --- a/media/mtp/MtpClient.h +++ b/media/mtp/MtpClient.h @@ -25,40 +25,43 @@ namespace android { class MtpDeviceInfo; +class MtpObjectInfo; class MtpStorageInfo; class MtpClient { private: - struct usb_endpoint *mEndpointIn; - struct usb_endpoint *mEndpointOut; - struct usb_endpoint *mEndpointIntr; + struct usb_endpoint* mEndpointIn; + struct usb_endpoint* mEndpointOut; + struct usb_endpoint* mEndpointIntr; // current session ID - MtpSessionID mSessionID; + MtpSessionID mSessionID; // current transaction ID - MtpTransactionID mTransactionID; + MtpTransactionID mTransactionID; - MtpRequestPacket mRequest; - MtpDataPacket mData; - MtpResponsePacket mResponse; + MtpRequestPacket mRequest; + MtpDataPacket mData; + MtpResponsePacket mResponse; public: - MtpClient(struct usb_endpoint *ep_in, struct usb_endpoint *ep_out, + MtpClient(struct usb_endpoint *ep_in, struct usb_endpoint *ep_out, struct usb_endpoint *ep_intr); - virtual ~MtpClient(); + virtual ~MtpClient(); - bool openSession(); - bool closeSession(); + bool openSession(); + bool closeSession(); - MtpDeviceInfo* getDeviceInfo(); - MtpStorageIDList* getStorageIDs(); - MtpStorageInfo* getStorageInfo(MtpStorageID storageID); + MtpDeviceInfo* getDeviceInfo(); + MtpStorageIDList* getStorageIDs(); + MtpStorageInfo* getStorageInfo(MtpStorageID storageID); + MtpObjectHandleList* getObjectHandles(MtpStorageID storageID, MtpObjectFormat format, MtpObjectHandle parent); + MtpObjectInfo* getObjectInfo(MtpObjectHandle handle); private: - bool sendRequest(MtpOperationCode operation); - bool sendData(MtpOperationCode operation); - bool readData(); - MtpResponseCode readResponse(); + bool sendRequest(MtpOperationCode operation); + bool sendData(MtpOperationCode operation); + bool readData(); + MtpResponseCode readResponse(); }; diff --git a/media/mtp/MtpObjectInfo.cpp b/media/mtp/MtpObjectInfo.cpp new file mode 100644 index 0000000..8ca2880 --- /dev/null +++ b/media/mtp/MtpObjectInfo.cpp @@ -0,0 +1,96 @@ +/* + * 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. + */ + +#include <stdlib.h> + +#include "MtpDataPacket.h" +#include "MtpObjectInfo.h" +#include "MtpStringBuffer.h" +#include "MtpUtils.h" + +namespace android { + +MtpObjectInfo::MtpObjectInfo(MtpObjectHandle handle) + : mHandle(handle), + mStorageID(0), + mFormat(0), + mProtectionStatus(0), + mCompressedSize(0), + mThumbFormat(0), + mThumbCompressedSize(0), + mThumbPixWidth(0), + mThumbPixHeight(0), + mImagePixWidth(0), + mImagePixHeight(0), + mImagePixDepth(0), + mParent(0), + mAssociationType(0), + mAssociationDesc(0), + mSequenceNumber(0), + mName(NULL), + mDateCreated(0), + mDateModified(0), + mKeywords(NULL) +{ +} + +MtpObjectInfo::~MtpObjectInfo() { + if (mName) + free(mName); + if (mKeywords) + free(mKeywords); +} + +void MtpObjectInfo::read(MtpDataPacket& packet) { + MtpStringBuffer string; + time_t time; + + mStorageID = packet.getUInt32(); + mFormat = packet.getUInt16(); + mProtectionStatus = packet.getUInt16(); + mCompressedSize = packet.getUInt32(); + mThumbFormat = packet.getUInt16(); + mCompressedSize = packet.getUInt32(); + mThumbPixWidth = packet.getUInt32(); + mThumbPixHeight = packet.getUInt32(); + mImagePixWidth = packet.getUInt32(); + mImagePixHeight = packet.getUInt32(); + mImagePixDepth = packet.getUInt32(); + mParent = packet.getUInt32(); + mAssociationType = packet.getUInt16(); + mAssociationDesc = packet.getUInt32(); + mSequenceNumber = packet.getUInt32(); + + packet.getString(string); + mName = strdup((const char *)string); + + packet.getString(string); + if (parseDateTime((const char*)string, time)) + mDateCreated = time; + + packet.getString(string); + if (parseDateTime((const char*)string, time)) + mDateModified = time; + + packet.getString(string); + mKeywords = strdup((const char *)string); +} + +void MtpObjectInfo::print() { + printf("MtpObject Info %08X: %s\n", mHandle, mName); +} + +} // namespace android diff --git a/media/mtp/MtpObjectInfo.h b/media/mtp/MtpObjectInfo.h new file mode 100644 index 0000000..c7a449c --- /dev/null +++ b/media/mtp/MtpObjectInfo.h @@ -0,0 +1,60 @@ +/* + * 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. + */ + +#ifndef _MTP_OBJECT_INFO_H +#define _MTP_OBJECT_INFO_H + +#include "MtpTypes.h" + +namespace android { + +class MtpDataPacket; + +class MtpObjectInfo { +public: + MtpObjectHandle mHandle; + MtpStorageID mStorageID; + MtpObjectFormat mFormat; + uint16_t mProtectionStatus; + uint32_t mCompressedSize; + MtpObjectFormat mThumbFormat; + uint32_t mThumbCompressedSize; + uint32_t mThumbPixWidth; + uint32_t mThumbPixHeight; + uint32_t mImagePixWidth; + uint32_t mImagePixHeight; + uint32_t mImagePixDepth; + MtpObjectHandle mParent; + uint16_t mAssociationType; + uint32_t mAssociationDesc; + uint32_t mSequenceNumber; + char* mName; + time_t mDateCreated; + time_t mDateModified; + char* mKeywords; + +public: + MtpObjectInfo(MtpObjectHandle handle); + virtual ~MtpObjectInfo(); + + void read(MtpDataPacket& packet); + + void print(); +}; + +}; // namespace android + +#endif // _MTP_OBJECT_INFO_H diff --git a/media/mtp/MtpPacket.cpp b/media/mtp/MtpPacket.cpp index f2b3ac4..3db6abb 100644 --- a/media/mtp/MtpPacket.cpp +++ b/media/mtp/MtpPacket.cpp @@ -128,7 +128,6 @@ void MtpPacket::setParameter(int index, uint32_t value) { #ifdef MTP_HOST int MtpPacket::transfer(struct usb_endpoint *ep, void* buffer, int length) { - printf("MtpPacket::transfer length: %d\n", length); if (usb_endpoint_queue(ep, buffer, length)) { printf("usb_endpoint_queue failed, errno: %d\n", errno); return -1; diff --git a/media/mtp/MtpServer.cpp b/media/mtp/MtpServer.cpp index 6a90568..88c08bf 100644 --- a/media/mtp/MtpServer.cpp +++ b/media/mtp/MtpServer.cpp @@ -360,7 +360,7 @@ MtpResponseCode MtpServer::doGetObjectHandles() { if (!mSessionOpen) return MTP_RESPONSE_SESSION_NOT_OPEN; MtpStorageID storageID = mRequest.getParameter(1); // 0xFFFFFFFF for all storage - MtpObjectFormat format = mRequest.getParameter(2); // 0x00000000 for all formats + MtpObjectFormat format = mRequest.getParameter(2); // 0 for all formats MtpObjectHandle parent = mRequest.getParameter(3); // 0xFFFFFFFF for objects with no parent // 0x00000000 for all objects? diff --git a/media/mtp/MtpTypes.h b/media/mtp/MtpTypes.h index 3a9adee..3ec844f 100644 --- a/media/mtp/MtpTypes.h +++ b/media/mtp/MtpTypes.h @@ -37,6 +37,8 @@ typedef uint16_t MtpObjectProperty; // values 0x00000000 and 0xFFFFFFFF are reserved for special purposes. typedef uint32_t MtpObjectHandle; +// Special values +#define MTP_PARENT_ROOT 0xFFFFFFFF // parent is root of the storage #define kInvalidObjectHandle 0xFFFFFFFF // MtpObjectHandle bits and masks diff --git a/media/mtp/mtp.h b/media/mtp/mtp.h index 9df3a5e..7a97d7c 100644 --- a/media/mtp/mtp.h +++ b/media/mtp/mtp.h @@ -36,9 +36,6 @@ #define MTP_CONTAINER_PARAMETER_OFFSET 12 #define MTP_CONTAINER_HEADER_SIZE 12 -// Special values -#define MTP_PARENT_ROOT 0xFFFFFFFF // parent is root of the storage - // MTP Types #define MTP_TYPE_UNDEFINED 0x0000 // Undefined #define MTP_TYPE_INT8 0x0001 // Signed 8-bit integer diff --git a/media/mtp/ptptest.cpp b/media/mtp/ptptest.cpp index 2efa4c9..5da4d45 100644 --- a/media/mtp/ptptest.cpp +++ b/media/mtp/ptptest.cpp @@ -23,6 +23,7 @@ #include "MtpClient.h" #include "MtpDeviceInfo.h" +#include "MtpObjectInfo.h" #include "MtpStorageInfo.h" using namespace android; @@ -47,11 +48,24 @@ static void start_session(struct usb_endpoint *ep_in, struct usb_endpoint *ep_ou MtpStorageIDList* storageIDs = sClient->getStorageIDs(); if (storageIDs) { for (int i = 0; i < storageIDs->size(); i++) { - MtpStorageInfo* info = sClient->getStorageInfo((*storageIDs)[i]); + MtpStorageID storageID = (*storageIDs)[i]; + MtpStorageInfo* info = sClient->getStorageInfo(storageID); if (info) { info->print(); delete info; } + MtpObjectHandleList* objects = sClient->getObjectHandles(storageID, 0, MTP_PARENT_ROOT); + if (objects) { + for (int j = 0; j < objects->size(); j++) { + MtpObjectHandle handle = (*objects)[j]; + MtpObjectInfo* info = sClient->getObjectInfo(handle); + if (info) { + info->print(); + delete info; + } + } + delete objects; + } } } } |