/*
* Copyright (C) 2006 Ondrej Palkovsky
* 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.
*/
#ifndef _libc_ASYNC_H_
#define _libc_ASYNC_H_
#include <ipc/ipc.h>
#include <psthread.h>
#include <sys/time.h>
#include <atomic.h>
typedef ipc_callid_t aid_t;
typedef void (*async_client_conn_t)(ipc_callid_t callid, ipc_call_t *call);
int async_manager(void);
ipc_callid_t async_get_call_timeout(ipc_call_t *call, suseconds_t usecs);
static inline ipc_callid_t async_get_call(ipc_call_t *data)
{
return async_get_call_timeout(data, 0);
}
aid_t async_send_2(int phoneid, ipcarg_t method, ipcarg_t arg1, ipcarg_t arg2,
ipc_call_t *dataptr);
void async_wait_for(aid_t amsgid, ipcarg_t *result);
int async_wait_timeout(aid_t amsgid, ipcarg_t *retval, suseconds_t timeout);
/** Pseudo-synchronous message sending
*
* Send message through IPC, wait in the event loop, until it is received
*
* @return Return code of message
*/
static inline ipcarg_t sync_send_2(int phoneid, ipcarg_t method, ipcarg_t arg1, ipcarg_t arg2, ipcarg_t *r1, ipcarg_t *r2)
{
ipc_call_t result;
ipcarg_t rc;
aid_t eid = async_send_2(phoneid, method, arg1, arg2, &result);
async_wait_for(eid, &rc);
if (r1)
*r1 = IPC_GET_ARG1(result);
if (r2)
*r2 = IPC_GET_ARG2(result);
return rc;
}
pstid_t async_new_connection(ipcarg_t in_phone_hash,ipc_callid_t callid,
ipc_call_t *call,
void (*cthread)(ipc_callid_t,ipc_call_t *));
void async_usleep(suseconds_t timeout);
void async_create_manager(void);
void async_destroy_manager(void);
void async_set_client_connection(async_client_conn_t conn);
int _async_init(void);
/* Should be defined by application */
void interrupt_received(ipc_call_t *call) __attribute__((weak));
extern atomic_t async_futex;
#endif