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Annotation of Gnu-Mach/include/mach/mig_errors.h, revision 1.1.1.2

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: #include <mach/kern_return.h>
                     35: #include <mach/message.h>
                     36: 
                     37: /*
                     38:  *     These error codes should be specified as system 4, subsytem 2.
                     39:  *     But alas backwards compatibility makes that impossible.
                     40:  *     The problem is old clients of new servers (eg, the kernel)
                     41:  *     which get strange large error codes when there is a Mig problem
                     42:  *     in the server.  Unfortunately, the IPC system doesn't have
                     43:  *     the knowledge to convert the codes in this situation.
                     44:  */
                     45: 
                     46: #define MIG_TYPE_ERROR         -300    /* client type check failure */
                     47: #define MIG_REPLY_MISMATCH     -301    /* wrong reply message ID */
                     48: #define MIG_REMOTE_ERROR       -302    /* server detected error */
                     49: #define MIG_BAD_ID             -303    /* bad request message ID */
                     50: #define MIG_BAD_ARGUMENTS      -304    /* server type check failure */
                     51: #define MIG_NO_REPLY           -305    /* no reply should be sent */
                     52: #define MIG_EXCEPTION          -306    /* server raised exception */
                     53: #define MIG_ARRAY_TOO_LARGE    -307    /* array not large enough */
                     54: #define MIG_SERVER_DIED                -308    /* server died */
                     55: #define MIG_DESTROY_REQUEST    -309    /* destroy request with no reply */
                     56: 
                     57: typedef struct {
                     58:        mach_msg_header_t       Head;
                     59:        mach_msg_type_t         RetCodeType;
                     60:        kern_return_t           RetCode;
                     61: } mig_reply_header_t;
                     62: 
                     63: typedef struct mig_symtab {
                     64:        char    *ms_routine_name;
                     65:        int     ms_routine_number;
                     66: #if    defined(__STDC__) || defined(c_plus_plus) || defined(hc)
                     67:        void
                     68: #else
                     69:        int
                     70: #endif
                     71:                (*ms_routine)();
                     72: } mig_symtab_t;
                     73: 
                     74: /*
                     75:  * Definition for server stub routines.  These routines
                     76:  * unpack the request message, call the server procedure,
                     77:  * and pack the reply message.
                     78:  */
                     79: #if    defined(__STDC__) || defined(c_plus_plus)
                     80: typedef        void    (*mig_routine_t)(mach_msg_header_t *, mach_msg_header_t *);
                     81: #else
                     82: #if    defined(hc)
                     83: typedef        void    (*mig_routine_t)();
                     84: #else
                     85: typedef        int     (*mig_routine_t)();     /* PCC cannot handle void (*)() */
                     86: #endif
                     87: #endif
                     88: 
                     89: #endif /* _MACH_MIG_ERRORS_H_ */

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