| 1 | /*
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| 2 | * SPDX-FileCopyrightText: 2006 Ondrej Palkovsky
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| 3 | *
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| 4 | * SPDX-License-Identifier: BSD-3-Clause
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| 5 | */
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| 6 |
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| 7 | /** @addtogroup libcipc
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| 8 | * @{
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| 9 | */
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| 10 | /** @file
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| 11 | */
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| 12 |
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| 13 | #if ((defined(_LIBC_ASYNC_H_)) && (!defined(_LIBC_ASYNC_C_)))
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| 14 | #error Do not intermix low-level IPC interface and async framework
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| 15 | #endif
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| 16 |
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| 17 | #ifndef _LIBC_IPC_H_
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| 18 | #define _LIBC_IPC_H_
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| 19 |
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| 20 | #include <ipc/common.h>
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| 21 | #include <abi/ipc/methods.h>
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| 22 | #include <abi/synch.h>
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| 23 | #include <abi/proc/task.h>
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| 24 | #include <abi/cap.h>
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| 25 |
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| 26 | extern errno_t ipc_wait(ipc_call_t *, sysarg_t, unsigned int);
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| 27 | extern void ipc_poke(void);
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| 28 |
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| 29 | /*
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| 30 | * User-friendly wrappers for ipc_answer_fast() and ipc_answer_slow().
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| 31 | * They are in the form of ipc_answer_m(), where m is the number of return
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| 32 | * arguments. The macros decide between the fast and the slow version according
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| 33 | * to m.
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| 34 | */
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| 35 |
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| 36 | #define ipc_answer_0(chandle, retval) \
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| 37 | ipc_answer_fast((chandle), (retval), 0, 0, 0, 0)
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| 38 | #define ipc_answer_1(chandle, retval, arg1) \
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| 39 | ipc_answer_fast((chandle), (retval), (arg1), 0, 0, 0)
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| 40 | #define ipc_answer_2(chandle, retval, arg1, arg2) \
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| 41 | ipc_answer_fast((chandle), (retval), (arg1), (arg2), 0, 0)
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| 42 | #define ipc_answer_3(chandle, retval, arg1, arg2, arg3) \
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| 43 | ipc_answer_fast((chandle), (retval), (arg1), (arg2), (arg3), 0)
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| 44 | #define ipc_answer_4(chandle, retval, arg1, arg2, arg3, arg4) \
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| 45 | ipc_answer_fast((chandle), (retval), (arg1), (arg2), (arg3), (arg4))
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| 46 | #define ipc_answer_5(chandle, retval, arg1, arg2, arg3, arg4, arg5) \
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| 47 | ipc_answer_slow((chandle), (retval), (arg1), (arg2), (arg3), (arg4), \
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| 48 | (arg5))
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| 49 |
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| 50 | extern errno_t ipc_answer_fast(cap_call_handle_t, errno_t, sysarg_t, sysarg_t,
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| 51 | sysarg_t, sysarg_t);
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| 52 | extern errno_t ipc_answer_slow(cap_call_handle_t, errno_t, sysarg_t, sysarg_t,
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| 53 | sysarg_t, sysarg_t, sysarg_t);
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| 54 |
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| 55 | /*
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| 56 | * User-friendly wrappers for ipc_call_async_fast() and ipc_call_async_slow().
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| 57 | * They are in the form of ipc_call_async_m(), where m is the number of payload
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| 58 | * arguments. The macros decide between the fast and the slow version according
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| 59 | * to m.
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| 60 | */
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| 61 |
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| 62 | #define ipc_call_async_0(phandle, method, label) \
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| 63 | ipc_call_async_fast((phandle), (method), 0, 0, 0, (label))
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| 64 | #define ipc_call_async_1(phandle, method, arg1, label) \
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| 65 | ipc_call_async_fast((phandle), (method), (arg1), 0, 0, (label))
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| 66 | #define ipc_call_async_2(phandle, method, arg1, arg2, label) \
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| 67 | ipc_call_async_fast((phandle), (method), (arg1), (arg2), 0, (label))
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| 68 | #define ipc_call_async_3(phandle, method, arg1, arg2, arg3, label) \
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| 69 | ipc_call_async_fast((phandle), (method), (arg1), (arg2), (arg3), \
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| 70 | (label))
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| 71 | #define ipc_call_async_4(phandle, method, arg1, arg2, arg3, arg4, label) \
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| 72 | ipc_call_async_slow((phandle), (method), (arg1), (arg2), (arg3), \
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| 73 | (arg4), 0, (label))
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| 74 | #define ipc_call_async_5(phandle, method, arg1, arg2, arg3, arg4, arg5, \
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| 75 | label) \
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| 76 | ipc_call_async_slow((phandle), (method), (arg1), (arg2), (arg3), \
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| 77 | (arg4), (arg5), (label))
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| 78 |
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| 79 | extern errno_t ipc_call_async_fast(cap_phone_handle_t, sysarg_t, sysarg_t,
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| 80 | sysarg_t, sysarg_t, void *);
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| 81 | extern errno_t ipc_call_async_slow(cap_phone_handle_t, sysarg_t, sysarg_t,
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| 82 | sysarg_t, sysarg_t, sysarg_t, sysarg_t, void *);
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| 83 |
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| 84 | extern errno_t ipc_hangup(cap_phone_handle_t);
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| 85 |
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| 86 | extern errno_t ipc_forward_fast(cap_call_handle_t, cap_phone_handle_t, sysarg_t,
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| 87 | sysarg_t, sysarg_t, unsigned int);
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| 88 | extern errno_t ipc_forward_slow(cap_call_handle_t, cap_phone_handle_t, sysarg_t,
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| 89 | sysarg_t, sysarg_t, sysarg_t, sysarg_t, sysarg_t, unsigned int);
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| 90 |
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| 91 | extern errno_t ipc_connect_kbox(task_id_t, cap_phone_handle_t *);
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| 92 |
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| 93 | #endif
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| 94 |
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| 95 | /** @}
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| 96 | */
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