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Annotation of Gnu-Mach/kern/ipc_mig.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * MIG IPC functions
        !             3:  * Copyright (C) 2008 Free Software Foundation, Inc.
        !             4:  *
        !             5:  * This program is free software; you can redistribute it and/or modify
        !             6:  * it under the terms of the GNU General Public License as published by
        !             7:  * the Free Software Foundation; either version 2, or (at your option)
        !             8:  * any later version.
        !             9:  *
        !            10:  * This program is distributed in the hope that it will be useful,
        !            11:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            12:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            13:  * GNU General Public License for more details.
        !            14:  *
        !            15:  * You should have received a copy of the GNU General Public License
        !            16:  * along with this program; if not, write to the Free Software
        !            17:  * Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
        !            18:  *
        !            19:  *  Author: Barry deFreese.
        !            20:  */
        !            21: /*
        !            22:  *     MIG IPC functions.
        !            23:  *
        !            24:  */
        !            25: 
        !            26: #ifndef _IPC_MIG_H_
        !            27: #define _IPC_MIG_H_
        !            28: 
        !            29: #include <mach/std_types.h>
        !            30: 
        !            31: /*
        !            32:  *  Routine:    mach_msg_send_from_kernel
        !            33:  *  Purpose:
        !            34:  *      Send a message from the kernel.
        !            35:  *
        !            36:  *      This is used by the client side of KernelUser interfaces
        !            37:  *      to implement SimpleRoutines.  Currently, this includes
        !            38:  *      device_reply and memory_object messages.
        !            39:  *  Conditions:
        !            40:  *      Nothing locked.
        !            41:  *  Returns:
        !            42:  *      MACH_MSG_SUCCESS    Sent the message.
        !            43:  *      MACH_SEND_INVALID_DATA  Bad destination port.
        !            44:  */
        !            45: extern mach_msg_return_t mach_msg_send_from_kernel(
        !            46:     mach_msg_header_t   *msg,
        !            47:     mach_msg_size_t     send_size);
        !            48: 
        !            49: /*
        !            50:  *  Routine:    mach_msg_abort_rpc
        !            51:  *  Purpose:
        !            52:  *      Destroy the thread's ith_rpc_reply port.
        !            53:  *      This will interrupt a mach_msg_rpc_from_kernel
        !            54:  *      with a MACH_RCV_PORT_DIED return code.
        !            55:  *  Conditions:
        !            56:  *      Nothing locked.
        !            57:  */
        !            58: extern void mach_msg_abort_rpc (ipc_thread_t);
        !            59: 
        !            60: extern mach_msg_return_t mach_msg_rpc_from_kernel(
        !            61:     mach_msg_header_t *msg,
        !            62:     mach_msg_size_t send_size,
        !            63:     mach_msg_size_t reply_size);
        !            64: 
        !            65: #endif /* _IPC_MIG_H_ */

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