/* * Copyright (c) 2014 Jiri Svoboda * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * - The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /** @addtogroup libdevice * @{ */ /** @file */ #ifndef LIBDEVICE_IO_CHARDEV_SRV_H #define LIBDEVICE_IO_CHARDEV_SRV_H #include <adt/list.h> #include <async.h> #include <fibril_synch.h> #include <stdbool.h> #include <stddef.h> #include <types/io/chardev.h> typedef struct chardev_ops chardev_ops_t; /** Service setup (per sevice) */ typedef struct { chardev_ops_t *ops; void *sarg; } chardev_srvs_t; /** Server structure (per client session) */ typedef struct { chardev_srvs_t *srvs; void *carg; } chardev_srv_t; struct chardev_ops { errno_t (*open)(chardev_srvs_t *, chardev_srv_t *); errno_t (*close)(chardev_srv_t *); errno_t (*read)(chardev_srv_t *, void *, size_t, size_t *, chardev_flags_t); errno_t (*write)(chardev_srv_t *, const void *, size_t, size_t *); void (*def_handler)(chardev_srv_t *, ipc_call_t *); }; extern void chardev_srvs_init(chardev_srvs_t *); extern errno_t chardev_conn(ipc_call_t *, chardev_srvs_t *); #endif /** @} */