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Annotation of sys/compat/svr4/svr4_ucontext.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: svr4_ucontext.h,v 1.2 1996/08/02 20:35:47 niklas Exp $         */
                      2: /*     $NetBSD: svr4_ucontext.h,v 1.3 1995/08/14 01:13:29 mycroft Exp $         */
                      3:
                      4: /*
                      5:  * Copyright (c) 1994 Christos Zoulas
                      6:  * All rights reserved.
                      7:  *
                      8:  * Redistribution and use in source and binary forms, with or without
                      9:  * modification, are permitted provided that the following conditions
                     10:  * are met:
                     11:  * 1. Redistributions of source code must retain the above copyright
                     12:  *    notice, this list of conditions and the following disclaimer.
                     13:  * 2. Redistributions in binary form must reproduce the above copyright
                     14:  *    notice, this list of conditions and the following disclaimer in the
                     15:  *    documentation and/or other materials provided with the distribution.
                     16:  * 3. The name of the author may not be used to endorse or promote products
                     17:  *    derived from this software without specific prior written permission
                     18:  *
                     19:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     20:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
                     21:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
                     22:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
                     23:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
                     24:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
                     25:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
                     26:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
                     27:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
                     28:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     29:  */
                     30:
                     31: #ifndef        _SVR4_UCONTEXT_H_
                     32: #define        _SVR4_UCONTEXT_H_
                     33:
                     34: #include <compat/svr4/svr4_types.h>
                     35: #include <compat/svr4/svr4_signal.h>
                     36: #include <machine/svr4_machdep.h>
                     37:
                     38: /*
                     39:  * Machine context
                     40:  */
                     41:
                     42: #define SVR4_UC_SIGMASK                0x01
                     43: #define        SVR4_UC_STACK           0x02
                     44:
                     45: #define SVR4_UC_CPU            0x04
                     46: #define SVR4_UC_FPU            0x08
                     47: #define SVR4_UC_WEITEK         0x10
                     48:
                     49: #define SVR4_UC_MCONTEXT       (SVR4_UC_CPU|SVR4_UC_FPU|SVR4_UC_WEITEK)
                     50:
                     51: #define SVR4_UC_ALL            (SVR4_UC_SIGMASK|SVR4_UC_STACK|SVR4_UC_MCONTEXT)
                     52:
                     53: typedef struct svr4_ucontext {
                     54:        u_long                   uc_flags;
                     55:        struct svr4_ucontext    *uc_link;
                     56:        svr4_sigset_t            uc_sigmask;
                     57:        struct svr4_sigaltstack  uc_stack;
                     58:        svr4_mcontext_t          uc_mcontext;
                     59:        long                     uc_pad[5];
                     60: } svr4_ucontext_t;
                     61:
                     62: #define SVR4_UC_GETREGSET      0
                     63: #define SVR4_UC_SETREGSET      1
                     64:
                     65: /*
                     66:  * Signal frame
                     67:  */
                     68: struct svr4_sigframe {
                     69:        int     sf_signum;
                     70:        union   svr4_siginfo  *sf_sip;
                     71:        struct  svr4_ucontext *sf_ucp;
                     72:        sig_t   sf_handler;
                     73:        struct  svr4_ucontext sf_uc;
                     74:        union   svr4_siginfo  sf_si;
                     75: };
                     76:
                     77: #endif /* !_SVR4_UCONTEXT_H_ */