/*
* 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.
*/
/** @addtogroup libc
* @{
*/
/** @file
*/
#ifndef LIBC_ASYNC_H_
#define LIBC_ASYNC_H_
#include <ipc/ipc.h>
#include <fibril.h>
#include <sys/time.h>
#include <atomic.h>
#include <bool.h>
typedef ipc_callid_t aid_t;
typedef void (*async_client_conn_t)(ipc_callid_t callid, ipc_call_t *call);
extern atomic_t async_futex;
static inline void async_manager(void)
{
fibril_switch(FIBRIL_TO_MANAGER);
}
extern 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);
}
/*
* User-friendly wrappers for async_send_fast() and async_send_slow(). The
* macros are in the form async_send_m(), where m denotes the number of payload
* arguments. Each macros chooses between the fast and the slow version based
* on m.
*/
#define async_send_0(phoneid, method, dataptr) \
async_send_fast((phoneid), (method), 0, 0, 0, 0, (dataptr))
#define async_send_1(phoneid, method, arg1, dataptr) \
async_send_fast((phoneid), (method), (arg1), 0, 0, 0, (dataptr))
#define async_send_2(phoneid, method, arg1, arg2, dataptr) \
async_send_fast((phoneid), (method), (arg1), (arg2), 0, 0, (dataptr))
#define async_send_3(phoneid, method, arg1, arg2, arg3, dataptr) \
async_send_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (dataptr))
#define async_send_4(phoneid, method, arg1, arg2, arg3, arg4, dataptr) \
async_send_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
(dataptr))
#define async_send_5(phoneid, method, arg1, arg2, arg3, arg4, arg5, dataptr) \
async_send_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
(arg5), (dataptr))
extern aid_t async_send_fast(int phoneid, ipcarg_t method, ipcarg_t arg1,
ipcarg_t arg2, ipcarg_t arg3, ipcarg_t arg4, ipc_call_t *dataptr);
extern aid_t async_send_slow(int phoneid, ipcarg_t method, ipcarg_t arg1,
ipcarg_t arg2, ipcarg_t arg3, ipcarg_t arg4, ipcarg_t arg5,
ipc_call_t *dataptr);
extern void async_wait_for(aid_t amsgid, ipcarg_t *result);
extern int async_wait_timeout(aid_t amsgid, ipcarg_t *retval,
suseconds_t timeout);
extern fid_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 *));
extern void async_usleep(suseconds_t timeout);
extern void async_create_manager(void);
extern void async_destroy_manager(void);
extern int _async_init(void);
extern void async_set_client_connection(async_client_conn_t conn);
extern void async_set_interrupt_received(async_client_conn_t conn);
/* Wrappers for simple communication */
#define async_msg_0(phone, method) \
ipc_call_async_0((phone), (method), NULL, NULL, true)
#define async_msg_1(phone, method, arg1) \
ipc_call_async_1((phone), (method), (arg1), NULL, NULL, \
true)
#define async_msg_2(phone, method, arg1, arg2) \
ipc_call_async_2((phone), (method), (arg1), (arg2), NULL, NULL, \
true)
#define async_msg_3(phone, method, arg1, arg2, arg3) \
ipc_call_async_3((phone), (method), (arg1), (arg2), (arg3), NULL, NULL, \
true)
#define async_msg_4(phone, method, arg1, arg2, arg3, arg4) \
ipc_call_async_4((phone), (method), (arg1), (arg2), (arg3), (arg4), NULL, \
NULL, true)
#define async_msg_5(phone, method, arg1, arg2, arg3, arg4, arg5) \
ipc_call_async_5((phone), (method), (arg1), (arg2), (arg3), (arg4), \
(arg5), NULL, NULL, true)
/*
* User-friendly wrappers for async_req_fast() and async_req_slow(). The macros
* are in the form async_req_m_n(), where m is the number of payload arguments
* and n is the number of return arguments. The macros decide between the fast
* and slow verion based on m.
*/
#define async_req_0_0(phoneid, method) \
async_req_fast((phoneid), (method), 0, 0, 0, 0, NULL, NULL, NULL, NULL, \
NULL)
#define async_req_0_1(phoneid, method, r1) \
async_req_fast((phoneid), (method), 0, 0, 0, 0, (r1), NULL, NULL, NULL, \
NULL)
#define async_req_0_2(phoneid, method, r1, r2) \
async_req_fast((phoneid), (method), 0, 0, 0, 0, (r1), (r2), NULL, NULL, \
NULL)
#define async_req_0_3(phoneid, method, r1, r2, r3) \
async_req_fast((phoneid), (method), 0, 0, 0, 0, (r1), (r2), (r3), NULL, \
NULL)
#define async_req_0_4(phoneid, method, r1, r2, r3, r4) \
async_req_fast((phoneid), (method), 0, 0, 0, 0, (r1), (r2), (r3), (r4), \
NULL)
#define async_req_0_5(phoneid, method, r1, r2, r3, r4, r5) \
async_req_fast((phoneid), (method), 0, 0, 0, 0, (r1), (r2), (r3), (r4), \
(r5))
#define async_req_1_0(phoneid, method, arg1) \
async_req_fast((phoneid), (method), (arg1), 0, 0, 0, NULL, NULL, NULL, \
NULL, NULL)
#define async_req_1_1(phoneid, method, arg1, rc1) \
async_req_fast((phoneid), (method), (arg1), 0, 0, 0, (rc1), NULL, NULL, \
NULL, NULL)
#define async_req_1_2(phoneid, method, arg1, rc1, rc2) \
async_req_fast((phoneid), (method), (arg1), 0, 0, 0, (rc1), (rc2), NULL, \
NULL, NULL)
#define async_req_1_3(phoneid, method, arg1, rc1, rc2, rc3) \
async_req_fast((phoneid), (method), (arg1), 0, 0, 0, (rc1), (rc2), (rc3), \
NULL, NULL)
#define async_req_1_4(phoneid, method, arg1, rc1, rc2, rc3, rc4) \
async_req_fast((phoneid), (method), (arg1), 0, 0, 0, (rc1), (rc2), (rc3), \
(rc4), NULL)
#define async_req_1_5(phoneid, method, arg1, rc1, rc2, rc3, rc4, rc5) \
async_req_fast((phoneid), (method), (arg1), 0, 0, 0, (rc1), (rc2), (rc3), \
(rc4), (rc5))
#define async_req_2_0(phoneid, method, arg1, arg2) \
async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, NULL, NULL, \
NULL, NULL, NULL)
#define async_req_2_1(phoneid, method, arg1, arg2, rc1) \
async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, (rc1), NULL, \
NULL, NULL, NULL)
#define async_req_2_2(phoneid, method, arg1, arg2, rc1, rc2) \
async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, (rc1), (rc2), \
NULL, NULL, NULL)
#define async_req_2_3(phoneid, method, arg1, arg2, rc1, rc2, rc3) \
async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, (rc1), (rc2), \
(rc3), NULL, NULL)
#define async_req_2_4(phoneid, method, arg1, arg2, rc1, rc2, rc3, rc4) \
async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, (rc1), (rc2), \
(rc3), (rc4), NULL)
#define async_req_2_5(phoneid, method, arg1, arg2, rc1, rc2, rc3, rc4, rc5) \
async_req_fast((phoneid), (method), (arg1), (arg2), 0, 0, (rc1), (rc2), \
(rc3), (rc4), (rc5))
#define async_req_3_0(phoneid, method, arg1, arg2, arg3) \
async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, NULL, NULL, \
NULL, NULL, NULL)
#define async_req_3_1(phoneid, method, arg1, arg2, arg3, rc1) \
async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (rc1), \
NULL, NULL, NULL, NULL)
#define async_req_3_2(phoneid, method, arg1, arg2, arg3, rc1, rc2) \
async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (rc1), \
(rc2), NULL, NULL, NULL)
#define async_req_3_3(phoneid, method, arg1, arg2, arg3, rc1, rc2, rc3) \
async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (rc1), \
(rc2), (rc3), NULL, NULL)
#define async_req_3_4(phoneid, method, arg1, arg2, arg3, rc1, rc2, rc3, rc4) \
async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (rc1), \
(rc2), (rc3), (rc4), NULL)
#define async_req_3_5(phoneid, method, arg1, arg2, arg3, rc1, rc2, rc3, rc4, \
rc5) \
async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), 0, (rc1), \
(rc2), (rc3), (rc4), (rc5))
#define async_req_4_0(phoneid, method, arg1, arg2, arg3, arg4) \
async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), NULL, \
NULL, NULL, NULL, NULL)
#define async_req_4_1(phoneid, method, arg1, arg2, arg3, arg4, rc1) \
async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), (rc1), \
NULL, NULL, NULL, NULL)
#define async_req_4_2(phoneid, method, arg1, arg2, arg3, arg4, rc1, rc2) \
async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), (rc1), \
(rc2), NULL, NULL, NULL)
#define async_req_4_3(phoneid, method, arg1, arg2, arg3, arg4, rc1, rc2, rc3) \
async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), (rc1), \
(rc2), (rc3), NULL, NULL)
#define async_req_4_4(phoneid, method, arg1, arg2, arg3, arg4, rc1, rc2, rc3, \
rc4) \
async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
(rc1), (rc2), (rc3), (rc4), NULL)
#define async_req_4_5(phoneid, method, arg1, arg2, arg3, arg4, rc1, rc2, rc3, \
rc4, rc5) \
async_req_fast((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
(rc1), (rc2), (rc3), (rc4), (rc5))
#define async_req_5_0(phoneid, method, arg1, arg2, arg3, arg4, arg5) \
async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
(arg5), NULL, NULL, NULL, NULL, NULL)
#define async_req_5_1(phoneid, method, arg1, arg2, arg3, arg4, arg5, rc1) \
async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
(arg5), (rc1), NULL, NULL, NULL, NULL)
#define async_req_5_2(phoneid, method, arg1, arg2, arg3, arg4, arg5, rc1, rc2) \
async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
(arg5), (rc1), (rc2), NULL, NULL, NULL)
#define async_req_5_3(phoneid, method, arg1, arg2, arg3, arg4, arg5, rc1, rc2, \
rc3) \
async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
(arg5), (rc1), (rc2), (rc3), NULL, NULL)
#define async_req_5_4(phoneid, method, arg1, arg2, arg3, arg4, arg5, rc1, rc2, \
rc3, rc4) \
async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
(arg5), (rc1), (rc2), (rc3), (rc4), NULL)
#define async_req_5_5(phoneid, method, arg1, arg2, arg3, arg4, arg5, rc1, rc2, \
rc3, rc4, rc5) \
async_req_slow((phoneid), (method), (arg1), (arg2), (arg3), (arg4), \
(arg5), (rc1), (rc2), (rc3), (rc4), (rc5))
extern ipcarg_t async_req_fast(int phoneid, ipcarg_t method, ipcarg_t arg1,
ipcarg_t arg2, ipcarg_t arg3, ipcarg_t arg4, ipcarg_t *r1, ipcarg_t *r2,
ipcarg_t *r3, ipcarg_t *r4, ipcarg_t *r5);
extern ipcarg_t async_req_slow(int phoneid, ipcarg_t method, ipcarg_t arg1,
ipcarg_t arg2, ipcarg_t arg3, ipcarg_t arg4, ipcarg_t arg5, ipcarg_t *r1,
ipcarg_t *r2, ipcarg_t *r3, ipcarg_t *r4, ipcarg_t *r5);
static inline void async_serialize_start(void)
{
fibril_inc_sercount();
}
static inline void async_serialize_end(void)
{
fibril_dec_sercount();
}
#endif
/** @}
*/