tango.io.device.Device

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class Device : Conduit, ISelectable ¶

Implements a means of reading and writing a file device. Conduits are the primary means of accessing external data, and this one is used as a superclass for the console, for files, sockets etc.

alias Conduit.error error ¶

expose superclass definition also

void error() [final] ¶

Throw an IOException noting the last error.

immutable(char)[] toString() [override] ¶

Return the name of this device.

size_t bufferSize() [override, const] ¶

Return a preferred size for buffering conduit I/O.

void reopen(Handle handle) [protected] ¶

Allow adjustment of standard IO handles.

Handle fileHandle() [@property, final] ¶

Return the underlying OS handle of this Conduit.

void detach() [override] ¶

Release the underlying file.

size_t read(void[] dst) [override] ¶

Read a chunk of bytes from the file into the provided array. Returns the number of bytes read, or Eof where there is no further data.

size_t write(const(void)[] src) [override] ¶

Write a chunk of bytes to the file from the provided array. Returns the number of bytes written, or Eof if the output is no longer available.