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Eio Funkcje
PHP Manual

# eio_sendfile

(PECL eio >= 0.0.1dev)

eio_sendfile — Transfer data between file descriptors

### Opis

resource eio_sendfile ( mixed `$out_fd` , mixed `$in_fd` , int `$offset` , int `$length` [, int `$pri` [, callable `$callback` [, string `$data` ]]] )

eio_sendfile() copies data between one file descriptor and another. See SENDFILE(2) man page for details.

### Parametry

`out_fd`

  Output stream, Socket resource, or file descriptor. Should be opened for writing.

`in_fd`

  Input stream, Socket resource, or file descriptor. Should be opened for reading.

`offset`

  Offset within the source file.

`length`

  Number of bytes to copy.

`pri`

  The request priority: `EIO_PRI_DEFAULT`, `EIO_PRI_MIN`, `EIO_PRI_MAX`, or `NULL`. If `NULL` passed, `pri` internally is set to `EIO_PRI_DEFAULT`.

`callback`

  `callback` function is called when the request is done. It should match the following prototype:

  `void callback(mixed $data, int $result[, resource $req]);`
  `data`

    is custom data passed to the request.

  `result`

    request-specific result value; basically, the value returned by corresponding system call.

  `req`

    is optional request resource which can be used with functions like eio_get_last_error()

`data`

  Arbitrary variable passed to `callback`.

### Zwracane wartości

eio_sendfile() returns request resource on success or `FALSE` on error.

eio_seek
eio_set_max_idle
Eio Funkcje
PHP Manual