44       AlignedBuffer buf;  in Read()  local
45       buf.Alignment(alignment);  in Read()
46       buf.AllocateNewBuffer(read_size);  in Read()
47       while (buf.CurrentSize() < read_size) {  in Read()
51               buf.Capacity() - buf.CurrentSize(), buf.Alignment(),  in Read()
54           assert(buf.CurrentSize() == 0);  in Read()
63           orig_offset = aligned_offset + buf.CurrentSize();  in Read()
67           s = file_->Read(aligned_offset + buf.CurrentSize(), allowed,  in Read()
68                           IOOptions(), &tmp, buf.Destination(), nullptr);  in Read()
76         buf.Size(buf.CurrentSize() + tmp.size());  in Read()
82       if (s.ok() && offset_advance < buf.CurrentSize()) {  in Read()
83         res_len = std::min(buf.CurrentSize() - offset_advance, n);  in Read()
85           buf.Read(scratch, offset_advance, res_len);  in Read()
87           scratch = buf.BufferStart();  in Read()
88           aligned_buf->reset(buf.Release());  in Read()
226       AlignedBuffer buf;  in MultiRead()  local
227       buf.Alignment(alignment);  in MultiRead()
228       buf.AllocateNewBuffer(total_len);  in MultiRead()
229       char* scratch = buf.BufferStart();  in MultiRead()
235       aligned_buf->reset(buf.Release());  in MultiRead()