18d7e7a98SRuslan Bukin /*- 28d7e7a98SRuslan Bukin * Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com> 38d7e7a98SRuslan Bukin * All rights reserved. 48d7e7a98SRuslan Bukin * 58d7e7a98SRuslan Bukin * Portions of this software were developed by SRI International and the 68d7e7a98SRuslan Bukin * University of Cambridge Computer Laboratory under DARPA/AFRL contract 78d7e7a98SRuslan Bukin * FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme. 88d7e7a98SRuslan Bukin * 98d7e7a98SRuslan Bukin * Portions of this software were developed by the University of Cambridge 108d7e7a98SRuslan Bukin * Computer Laboratory as part of the CTSRD Project, with support from the 118d7e7a98SRuslan Bukin * UK Higher Education Innovation Fund (HEIF). 128d7e7a98SRuslan Bukin * 138d7e7a98SRuslan Bukin * Redistribution and use in source and binary forms, with or without 148d7e7a98SRuslan Bukin * modification, are permitted provided that the following conditions 158d7e7a98SRuslan Bukin * are met: 168d7e7a98SRuslan Bukin * 1. Redistributions of source code must retain the above copyright 178d7e7a98SRuslan Bukin * notice, this list of conditions and the following disclaimer. 188d7e7a98SRuslan Bukin * 2. Redistributions in binary form must reproduce the above copyright 198d7e7a98SRuslan Bukin * notice, this list of conditions and the following disclaimer in the 208d7e7a98SRuslan Bukin * documentation and/or other materials provided with the distribution. 218d7e7a98SRuslan Bukin * 228d7e7a98SRuslan Bukin * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 238d7e7a98SRuslan Bukin * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 248d7e7a98SRuslan Bukin * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 258d7e7a98SRuslan Bukin * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 268d7e7a98SRuslan Bukin * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 278d7e7a98SRuslan Bukin * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 288d7e7a98SRuslan Bukin * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 298d7e7a98SRuslan Bukin * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 308d7e7a98SRuslan Bukin * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 318d7e7a98SRuslan Bukin * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 328d7e7a98SRuslan Bukin * SUCH DAMAGE. 338d7e7a98SRuslan Bukin */ 348d7e7a98SRuslan Bukin 358d7e7a98SRuslan Bukin #ifndef _MACHINE_SETJMP_H_ 368d7e7a98SRuslan Bukin #define _MACHINE_SETJMP_H_ 378d7e7a98SRuslan Bukin 388d7e7a98SRuslan Bukin #include <sys/cdefs.h> 398d7e7a98SRuslan Bukin 406f397ac7SRuslan Bukin #define _JBLEN 63 /* sp, ra, [f]s0-11, magic val, sigmask */ 41*8eca6e48SRuslan Bukin #define _JB_SIGMASK 27 428d7e7a98SRuslan Bukin 438d7e7a98SRuslan Bukin #ifdef __ASSEMBLER__ 448d7e7a98SRuslan Bukin #define _JB_MAGIC__SETJMP 0xbe87fd8a2910af00 458d7e7a98SRuslan Bukin #define _JB_MAGIC_SETJMP 0xbe87fd8a2910af01 468d7e7a98SRuslan Bukin #endif /* !__ASSEMBLER__ */ 478d7e7a98SRuslan Bukin 488d7e7a98SRuslan Bukin #ifndef __ASSEMBLER__ 498d7e7a98SRuslan Bukin /* 508d7e7a98SRuslan Bukin * jmp_buf and sigjmp_buf are encapsulated in different structs to force 518d7e7a98SRuslan Bukin * compile-time diagnostics for mismatches. The structs are the same 528d7e7a98SRuslan Bukin * internally to avoid some run-time errors for mismatches. 538d7e7a98SRuslan Bukin */ 548d7e7a98SRuslan Bukin #if __BSD_VISIBLE || __POSIX_VISIBLE || __XSI_VISIBLE 556f397ac7SRuslan Bukin typedef struct _sigjmp_buf { long _sjb[_JBLEN + 1] __aligned(16); } sigjmp_buf[1]; 568d7e7a98SRuslan Bukin #endif 578d7e7a98SRuslan Bukin 586f397ac7SRuslan Bukin typedef struct _jmp_buf { long _jb[_JBLEN + 1] __aligned(16); } jmp_buf[1]; 598d7e7a98SRuslan Bukin #endif /* __ASSEMBLER__ */ 608d7e7a98SRuslan Bukin 618d7e7a98SRuslan Bukin #endif /* !_MACHINE_SETJMP_H_ */ 62