NAME

src/io/io_passdown.c - IO layer handling

DESCRIPTION

This is a set of helper functions which search for the first implementation of a function in the layer-stack, call it with the appropriate arguments and return the value returned.

Functions

ParrotIO *PIO_open_down(theINTERP, ParrotIOLayer *layer, const char *name, INTVAL flags): Looks for the implementation of Open and calls it if found, returning its return value.; Returns NULL if no implementation is found.
ParrotIO *PIO_open_async_down(theINTERP, ParrotIOLayer *layer, const char *name, const char *mode, DummyCodeRef *dummy): Looks for the implementation of Open_ASync and calls it if found, returning its return value.; Returns NULL if no implementation is found.
ParrotIO *PIO_fdopen_down(theINTERP, ParrotIOLayer *layer, PIOHANDLE fd, INTVAL flags): Looks for the implementation of FDOpen and calls it if found, returning its return value.; Returns NULL if no implementation is found.
INTVAL PIO_close_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io): Looks for the implementation of Close and calls it if found, returning its return value.; Returns -1 if no implementation is found.
size_t PIO_write_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io, STRING *): Looks for the implementation of Write and calls it if found, returning its return value.; Returns 0 if no implementation is found.
size_t PIO_write_async_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io, STRING *s, DummyCodeRef *dummy): Looks for the implementation of WriteASync and calls it if found, returning its return value.; Returns 0 if no implementation is found.
size_t PIO_read_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io, void *buf, size_t len): Looks for the implementation of Read and calls it if found, returning its return value.; Returns 0 if no implementation is found.
size_t PIO_read_async_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io, STRING ** buf, DummyCodeRef *dummy): Looks for the implementation of Read_ASync and calls it if found, returning its return value.; Returns 0 if no implementation is found.
INTVAL PIO_flush_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io): Looks for the implementation of Flush and calls it if found, returning its return value.; Returns 0 if no implementation is found.
PIOOFF_T PIO_seek_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io, PIOOFF_T offset, INTVAL whence): Looks for the implementation of Seek and calls it if found, returning its return value.; Returns -1 if no implementation is found.
PIOOFF_T PIO_tell_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io): Looks for the implementation of Tell and calls it if found, returning its return value.; Returns 0 if no implementation is found.
INTVAL PIO_setbuf_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io, size_t bufsize): Looks for the implementation of SetBuf and calls it if found, returning its return value.; Returns -1 if no implementation is found.
INTVAL PIO_setlinebuf_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io): Looks for the implementation of SetLineBuf and calls it if found, returning its return value.; Returns -1 if no implementation is found.
INTVAL PIO_eof_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io): Looks for the implementation of Eof and calls it if found, returning its return value.; Returns -1 if no implementation is found.
INTVAL PIO_poll_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io, INTVAL which, INTVAL sec, INTVAL usec): Looks for the implementation of Poll and calls it if found, returning its return value.; Returns -1 if no implementation is found.
ParrotIO *PIO_socket_down(theINTERP, ParrotIOLayer *layer, INTVAL fam, INTVAL type, INTVAL proto): Looks for the implementation of Socket and calls it if found, returning its return value.; Returns NULL if no implementation is found.
INTVAL PIO_recv_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io, STRING **buf): Looks for the implementation of Recv and calls it if found, returning its return value.; Returns -1 if no implementation is found.
INTVAL PIO_send_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io, STRING *buf): Looks for the implementation of Send and calls it if found, returning its return value.; Returns -1 if no implementation is found.
INTVAL PIO_connect_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io, STRING *address): Looks for the implementation of Connect and calls it if found, returning its return value.; Returns -1 if no implementation is found.
INTVAL PIO_bind_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io, STRING *address): Looks for the implementation of Bind and calls it if found, returning its return value.; Returns -1 if no implementation is found.
INTVAL PIO_listen_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io, INTVAL backlog): Looks for the implementation of listen and calls it if found, returning its return value.; Returns -1 if no implementation is found.
ParrotIO *PIO_accept_down(theINTERP, ParrotIOLayer *layer, ParrotIO *io, STRING *address): Looks for the implementation of Accept and calls it if found, returning its return value.; Returns -1 if no implementation is found.

HISTORY

Initially written by Juergen Boemmels

Some ideas and goals from Perl5.7 and Nick Ing-Simmons' work.

parrotcode: IO layer handling
Contents \| C

NAME

DESCRIPTION

Functions

SEE ALSO

HISTORY