Function TSIOBufferBlockReadStart

src/api/InkIOCoreAPI.cc:546–572

}

const char *
TSIOBufferBlockReadStart(TSIOBufferBlock blockp, TSIOBufferReader readerp, int64_t *avail)
{
  sdk_assert(sdk_sanity_check_iocore_structure(blockp) == TS_SUCCESS);
  sdk_assert(sdk_sanity_check_iocore_structure(readerp) == TS_SUCCESS);

  IOBufferBlock  *blk    = (IOBufferBlock *)blockp;
  IOBufferReader *reader = (IOBufferReader *)readerp;
  char           *p;

  p = blk->start();
  if (avail) {
    *avail = blk->read_avail();
  }

  if (reader->block.get() == blk) {
    p += reader->start_offset;
    if (avail) {
      *avail -= reader->start_offset;
      if (*avail < 0) {
        *avail = 0;
      }
    }
  }

  return (const char *)p;
}

int64_t
TSIOBufferBlockReadAvail(TSIOBufferBlock blockp, TSIOBufferReader readerp)