i386/sys/SYS.h

   1 /*
   2  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23 /*
  24  * Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved
  25  *
  26  *      File:   SYS.h
  27  *
  28  *      Definition of the user side of the UNIX system call interface
  29  *      for i386.
  30  *
  31  * HISTORY
  32  *  12-3-92     Bruce Martin (Bruce_Martin@next.com)
  33  *      Created.
  34  */
  35
  36 /*
  37  * Headers
  38  */
  39 #include <sys/syscall.h>
  40 #include <architecture/i386/asm_help.h>
  41 #include <mach/i386/syscall_sw.h>
  42
  43
  44 #define UNIX_SYSCALL_TRAP       lcall   $0x2b, $0
  45 #define MACHDEP_SYSCALL_TRAP    lcall   $0x7, $0
  46
  47
  48 /*
  49  * This is the same as UNIX_SYSCALL, but it can call an alternate error
  50  * return function.  It's generic to support potential future callers.
  51  */
  52 #define UNIX_SYSCALL_ERR(name, nargs,error_ret)         \
  53         .globl  error_ret                               ;\
  54 LEAF(_##name, 0)                                        ;\
  55         movl    $ SYS_##name, %eax                      ;\
  56         UNIX_SYSCALL_TRAP                               ;\
  57         jnb     2f                                      ;\
  58         BRANCH_EXTERN(error_ret)                        ;\
  59 2:
  60
  61 #define UNIX_SYSCALL(name, nargs)                       \
  62         .globl  cerror                                  ;\
  63 LEAF(_##name, 0)                                        ;\
  64         movl    $ SYS_##name, %eax                      ;\
  65         UNIX_SYSCALL_TRAP                               ;\
  66         jnb     2f                                      ;\
  67         BRANCH_EXTERN(cerror)                           ;\
  68 2:
  69
  70 #define UNIX_SYSCALL_NONAME(name, nargs)                \
  71         .globl  cerror                                  ;\
  72         movl    $ SYS_##name, %eax                      ;\
  73         UNIX_SYSCALL_TRAP                               ;\
  74         jnb     2f                                      ;\
  75         BRANCH_EXTERN(cerror)                           ;\
  76 2:
  77
  78 #define PSEUDO(pseudo, name, nargs)                     \
  79 LEAF(_##pseudo, 0)                                      ;\
  80         UNIX_SYSCALL_NONAME(name, nargs)
  81
  82 #if !defined(SYS_getdirentriesattr)
  83 #define SYS_getdirentriesattr 222
  84 #endif
  85
  86 #if !defined(SYS_semsys)
  87 #define SYS_semsys      251
  88 #define SYS_msgsys      252
  89 #define SYS_shmsys      253
  90 #define SYS_semctl      254
  91 #define SYS_semget      255
  92 #define SYS_semop       256
  93 /*#define SYS_semconfig   257*/
  94 #define SYS_msgctl      258
  95 #define SYS_msgget      259
  96 #define SYS_msgsnd      260
  97 #define SYS_msgrcv      261
  98 #define SYS_shmat       262
  99 #define SYS_shmctl      263
 100 #define SYS_shmdt       264
 101 #define SYS_shmget      265
 102 #endif
 103
 104 #if !defined(SYS___pthread_canceled)
 105 #define SYS___pthread_markcancel        332
 106 #define SYS___pthread_canceled          333
 107 #define SYS___semwait_signal            334
 108 #endif
 109