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/*
* 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 "MtpClient.h"
#include "MtpDevice.h"
#include "MtpDeviceInfo.h"
#include "MtpObjectInfo.h"
#include "MtpStorage.h"
#include "MtpUtils.h"
#include "MtpFile.h"
namespace android {
MtpClient* MtpFile::sClient = NULL;
MtpFile::MtpFile(MtpDevice* device)
: mDevice(device),
mStorage(0),
mHandle(0)
{
}
MtpFile::MtpFile(MtpDevice* device, MtpStorageID storage)
: mDevice(device),
mStorage(storage),
mHandle(0)
{
}
MtpFile::MtpFile(MtpDevice* device, MtpStorageID storage, MtpObjectHandle handle)
: mDevice(device),
mStorage(storage),
mHandle(handle)
{
}
MtpFile::MtpFile(MtpFile* file)
: mDevice(file->mDevice),
mStorage(file->mStorage),
mHandle(file->mHandle)
{
}
MtpFile::~MtpFile() {
}
void MtpFile::print() {
if (mHandle) {
} else if (mStorage) {
printf("%x\n", mStorage);
} else {
int id = mDevice->getID();
MtpDeviceInfo* info = mDevice->getDeviceInfo();
if (info)
printf("%d\t%s %s %s\n", id, info->mManufacturer, info->mModel, info->mSerial);
else
printf("%d\t(no device info available)\n", id);
delete info;
}
}
MtpObjectInfo* MtpFile::getObjectInfo() {
return mDevice->getObjectInfo(mHandle);
}
void MtpFile::list() {
if (mStorage) {
MtpObjectHandleList* handles = mDevice->getObjectHandles(mStorage, 0,
(mHandle ? mHandle : -1));
if (handles) {
for (int i = 0; i < handles->size(); i++) {
MtpObjectHandle handle = (*handles)[i];
MtpObjectInfo* info = mDevice->getObjectInfo(handle);
if (info) {
char modified[100];
struct tm tm;
gmtime_r(&info->mDateModified, &tm);
strftime(modified, sizeof(modified), "%a %b %e %H:%M:%S GMT %Y", &tm);
printf("%s Handle: %d Format: %04X Size: %d Modified: %s\n",
info->mName, handle, info->mFormat, info->mCompressedSize, modified);
delete info;
}
}
delete handles;
}
} else {
// list storage units for device
MtpStorageIDList* storageList = mDevice->getStorageIDs();
for (int i = 0; i < storageList->size(); i++) {
MtpStorageID storageID = (*storageList)[i];
printf("%x\n", storageID);
}
}
}
void MtpFile::init(MtpClient* client) {
sClient = client;
}
MtpFile* MtpFile::parsePath(MtpFile* base, char* path) {
MtpDevice* device = NULL;
MtpStorageID storage = 0;
MtpObjectHandle handle = 0;
if (path[0] != '/' && base) {
device = base->mDevice;
storage = base->mStorage;
handle = base->mHandle;
}
// parse an absolute path
if (path[0] == '/')
path++;
char* tok = strtok(path, "/");
while (tok) {
if (storage) {
// find child of current handle
MtpObjectHandleList* handles = device->getObjectHandles(storage, 0,
(handle ? handle : -1));
MtpObjectHandle childHandle = 0;
if (handles) {
for (int i = 0; i < handles->size() && !childHandle; i++) {
MtpObjectHandle handle = (*handles)[i];
MtpObjectInfo* info = device->getObjectInfo(handle);
if (info && !strcmp(tok, info->mName))
childHandle = handle;
delete info;
}
delete handles;
}
if (childHandle)
handle = childHandle;
else
return NULL;
} else if (device) {
unsigned int id;
// find storage for the device
if (sscanf(tok, "%x", &id) == 1) {
MtpStorageIDList* storageList = device->getStorageIDs();
bool found = false;
for (int i = 0; i < storageList->size(); i++) {
if ((*storageList)[i] == id) {
found = true;
break;
}
}
if (found)
storage = id;
else
return NULL;
}
} else {
// find device
unsigned int id;
if (sscanf(tok, "%d", &id) == 1)
device = sClient->getDevice(id);
if (!device)
return NULL;
}
tok = strtok(NULL, "/");
}
if (device)
return new MtpFile(device, storage, handle);
else
return NULL;
}
}
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