예약 상수
 이 확장은 다음의 상수들을 정의합니다.
이 확장을 PHP에 내장했거나, 실행시에 동적으로 읽어들일 경우에만 사용할 수
있습니다.
 Request priority constants:
  
   
    - 
     
EIO_PRI_MIN
     (integer)
     
    - 
     
      Request minimal prioriry
     
    
 
   
   
    - 
     
EIO_PRI_DEFAULT
     (integer)
     
    - 
     
     Request default prioriry
     
    
 
   
   
    - 
     
EIO_PRI_MAX
     (integer)
     
    - 
     
     Request maximal prioriry
     
    
 
   
   
  
 
 eio_seek() whence argument:
  
   
    - 
     
EIO_SEEK_SET
     (integer)
     
    - 
     
      The offset is set to specified number of bytes(
offset).
     
     
   
   
    - 
     
EIO_SEEK_CUR
     (integer)
     
    - 
     
      The offset is set to its current location plus 
offset bytes.
     
     
   
   
    - 
     
EIO_SEEK_END
     (integer)
     
    - 
     
      The offset is set to the size of the file plus 
offset bytes.
     
     
   
  
 
 
  Flags used with eio_readdir():
  
   
    - 
     
EIO_READDIR_DENTS
     (integer)
     
    - 
     
     eio_readdir() flag. If specified, the result argument of the callback
     becomes an array with the following keys:
     'names' - array of directory names
     'dents' - array of struct eio_dirent-like
     arrays having the following keys each:
     'name' - the directory name;
     'type' - one of EIO_DT_*
     constants;
     'inode' - the inode number, if available, otherwise
     unspecified;
     
    
 
   
   
    - 
     
EIO_READDIR_DIRS_FIRST
     (integer)
     
    - 
     
     When this flag is specified, the names will be returned in an order
     where likely directories come first, in optimal stat order.
     
    
 
   
   
    - 
     
EIO_READDIR_STAT_ORDER
     (integer)
     
    - 
     
     When this flag is specified, then the names will be returned in an order
     suitable for stat'ing each one. When planning to
     stat() all files in the given directory, the
     returned order will likely be
     fastest.
     
    
 
   
   
    - 
     
EIO_READDIR_FOUND_UNKNOWN
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_DT_UNKNOWN
     (integer)
     
    - 
     
     Unknown node type(very common). Further stat() needed.
     
    
 
   
   
    - 
     
EIO_DT_FIFO
     (integer)
     
    - 
     
     FIFO node type
     
    
 
   
   
    - 
     
EIO_DT_CHR
     (integer)
     
    - 
     
     Node type
     
    
 
   
   
    - 
     
EIO_DT_MPC
     (integer)
     
    - 
     
     Multiplexed char device (v7+coherent) node type
     
    
 
   
   
    - 
     
EIO_DT_DIR
     (integer)
     
    - 
     
     Directory node type
     
    
 
   
   
    - 
     
EIO_DT_NAM
     (integer)
     
    - 
     
     Xenix special named file node type
     
    
 
   
   
    - 
     
EIO_DT_BLK
     (integer)
     
    - 
     
     Node type
     
    
 
   
   
    - 
     
EIO_DT_MPB
     (integer)
     
    - 
     
     Multiplexed block device (v7+coherent)
     
    
 
   
   
    - 
     
EIO_DT_REG
     (integer)
     
    - 
     
     Node type
     
    
 
   
   
    - 
     
EIO_DT_NWK
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_DT_CMP
     (integer)
     
    - 
     
     HP-UX network special node type
     
    
 
   
   
    - 
     
EIO_DT_LNK
     (integer)
     
    - 
     
     Link node type
     
    
 
   
   
    - 
     
EIO_DT_SOCK
     (integer)
     
    - 
     
     Socket node type
     
    
 
   
   
    - 
     
EIO_DT_DOOR
     (integer)
     
    - 
     
     Solaris door node type
     
    
 
   
   
    - 
     
EIO_DT_WHT
     (integer)
     
    - 
     
     Node type
     
    
 
   
   
    - 
     
EIO_DT_MAX
     (integer)
     
    - 
     
     Highest node type value
     
    
 
   
  
 
 
  Access modes for eio_open() flags
  argument:
  
   
    - 
     
EIO_O_RDONLY
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_O_WRONLY
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_O_RDWR
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_O_NONBLOCK
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_O_APPEND
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_O_CREAT
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_O_TRUNC
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_O_EXCL
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_O_FSYNC
     (integer)
     
    - 
     
     
    
 
   
  
 
 
  mode argument flags for eio_open():
  
   
    - 
     
EIO_S_IRUSR
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_S_IWUSR
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_S_IXUSR
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_S_IRGRP
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_S_IWGRP
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_S_IXGRP
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_S_IROTH
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_S_IWOTH
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_S_IXOTH
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_S_IFREG
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_S_IFCHR
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_S_IFBLK
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_S_IFIFO
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_S_IFSOCK
     (integer)
     
    - 
     
     
    
 
   
  
 
 
  eio_sync_file_range() flags:
  
   
    - 
     
EIO_SYNC_FILE_RANGE_WAIT_BEFORE
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_SYNC_FILE_RANGE_WRITE
     (integer)
     
    - 
     
     
    
 
   
   
    - 
     
EIO_SYNC_FILE_RANGE_WAIT_AFTER
     (integer)
     
    - 
     
     
    
 
   
  
 
 
  eio_fallocate() flags:
  
   
    - 
     
EIO_FALLOC_FL_KEEP_SIZE
     (integer)
     
    - 
     
     
    
 
   
  
 
 Note: 
  
   EIO_S_I* constants have the same meaning as their
   S_I* POSIX counterparts.
  
 
 Note: 
  
   EIO_SYNC_FILE_* constants have the same meaning as their
   SYNC_FILE_** counterparts.
  
 
 Note: 
  
   EIO_O_* constants have the same meaning as their
   O_* POSIX counterparts.