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Annotation of OSKit-Mach/include/mach/mig_errors.h, revision 1.1

1.1     ! root        1: /* 
        !             2:  * Mach Operating System
        !             3:  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
        !             4:  * All Rights Reserved.
        !             5:  * 
        !             6:  * Permission to use, copy, modify and distribute this software and its
        !             7:  * documentation is hereby granted, provided that both the copyright
        !             8:  * notice and this permission notice appear in all copies of the
        !             9:  * software, derivative works or modified versions, and any portions
        !            10:  * thereof, and that both notices appear in supporting documentation.
        !            11:  * 
        !            12:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
        !            13:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
        !            14:  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
        !            15:  * 
        !            16:  * Carnegie Mellon requests users of this software to return to
        !            17:  * 
        !            18:  *  Software Distribution Coordinator  or  [email protected]
        !            19:  *  School of Computer Science
        !            20:  *  Carnegie Mellon University
        !            21:  *  Pittsburgh PA 15213-3890
        !            22:  * 
        !            23:  * any improvements or extensions that they make and grant Carnegie Mellon
        !            24:  * the rights to redistribute these changes.
        !            25:  */
        !            26: /*
        !            27:  * Mach Interface Generator errors
        !            28:  *
        !            29:  */
        !            30: 
        !            31: #ifndef        _MACH_MIG_ERRORS_H_
        !            32: #define _MACH_MIG_ERRORS_H_
        !            33: 
        !            34: #ifdef MACH_KERNEL
        !            35: #include <mach_ipc_compat.h>
        !            36: #endif /* MACH_KERNEL */
        !            37: 
        !            38: #include <mach/kern_return.h>
        !            39: #include <mach/message.h>
        !            40: 
        !            41: /*
        !            42:  *     These error codes should be specified as system 4, subsytem 2.
        !            43:  *     But alas backwards compatibility makes that impossible.
        !            44:  *     The problem is old clients of new servers (eg, the kernel)
        !            45:  *     which get strange large error codes when there is a Mig problem
        !            46:  *     in the server.  Unfortunately, the IPC system doesn't have
        !            47:  *     the knowledge to convert the codes in this situation.
        !            48:  */
        !            49: 
        !            50: #define MIG_TYPE_ERROR         -300    /* client type check failure */
        !            51: #define MIG_REPLY_MISMATCH     -301    /* wrong reply message ID */
        !            52: #define MIG_REMOTE_ERROR       -302    /* server detected error */
        !            53: #define MIG_BAD_ID             -303    /* bad request message ID */
        !            54: #define MIG_BAD_ARGUMENTS      -304    /* server type check failure */
        !            55: #define MIG_NO_REPLY           -305    /* no reply should be sent */
        !            56: #define MIG_EXCEPTION          -306    /* server raised exception */
        !            57: #define MIG_ARRAY_TOO_LARGE    -307    /* array not large enough */
        !            58: #define MIG_SERVER_DIED                -308    /* server died */
        !            59: #define MIG_DESTROY_REQUEST    -309    /* destroy request with no reply */
        !            60: 
        !            61: typedef struct {
        !            62:        mach_msg_header_t       Head;
        !            63:        mach_msg_type_t         RetCodeType;
        !            64:        kern_return_t           RetCode;
        !            65: } mig_reply_header_t;
        !            66: 
        !            67: typedef struct mig_symtab {
        !            68:        char    *ms_routine_name;
        !            69:        int     ms_routine_number;
        !            70: #if    defined(__STDC__) || defined(c_plus_plus) || defined(hc)
        !            71:        void
        !            72: #else
        !            73:        int
        !            74: #endif
        !            75:                (*ms_routine)();
        !            76: } mig_symtab_t;
        !            77: 
        !            78: /*
        !            79:  * Definition for server stub routines.  These routines
        !            80:  * unpack the request message, call the server procedure,
        !            81:  * and pack the reply message.
        !            82:  */
        !            83: #if    defined(__STDC__) || defined(c_plus_plus)
        !            84: typedef        void    (*mig_routine_t)(mach_msg_header_t *, mach_msg_header_t *);
        !            85: #else
        !            86: #if    defined(hc)
        !            87: typedef        void    (*mig_routine_t)();
        !            88: #else
        !            89: typedef        int     (*mig_routine_t)();     /* PCC cannot handle void (*)() */
        !            90: #endif
        !            91: #endif
        !            92: 
        !            93: /* Definitions for the old IPC interface. */
        !            94: 
        !            95: #if    MACH_IPC_COMPAT
        !            96: 
        !            97: typedef struct {
        !            98:        msg_header_t            Head;
        !            99:        msg_type_t              RetCodeType;
        !           100:        kern_return_t           RetCode;
        !           101: } death_pill_t;
        !           102: 
        !           103: #endif /* MACH_IPC_COMPAT */
        !           104: 
        !           105: #endif /* _MACH_MIG_ERRORS_H_ */

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