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      1 /*
      2  * Copyright (C) 2013 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 #include "file_output_stream.h"
     18 
     19 #include <sys/types.h>
     20 #include <unistd.h>
     21 
     22 #include "base/unix_file/fd_file.h"
     23 
     24 namespace art {
     25 
     26 FileOutputStream::FileOutputStream(File* file) : OutputStream(file->GetPath()), file_(file) {}
     27 
     28 bool FileOutputStream::WriteFully(const void* buffer, int64_t byte_count) {
     29   return file_->WriteFully(buffer, byte_count);
     30 }
     31 
     32 off_t FileOutputStream::Seek(off_t offset, Whence whence) {
     33   return lseek(file_->Fd(), offset, static_cast<int>(whence));
     34 }
     35 
     36 }  // namespace art
     37