H5VLfile_open

void * H5VLfile_open(hid_t connector_id,  const  char *  name,  uint  flags,
       hid_t fapl_id,  hid_t dxpl_id,  void * *  req)

Opens a file through the VOL.

`connector_id`	VOL connector identifier
`name`	File name
`flags`	File access flags
`fapl_id`	File access property list
`dxpl_id`	Data transfer property list
`req`	Async request object (can be null)

Pointer to file object on success, null on failure.