1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (C) 2014,2019 Andrew Turner 5 * Copyright (c) 2014-2015 The FreeBSD Foundation 6 * 7 * This software was developed by Andrew Turner under 8 * sponsorship from the FreeBSD Foundation. 9 * 10 * This software was developed by SRI International and the University of 11 * Cambridge Computer Laboratory under DARPA/AFRL contract FA8750-10-C-0237 12 * ("CTSRD"), as part of the DARPA CRASH research programme. 13 * 14 * Redistribution and use in source and binary forms, with or without 15 * modification, are permitted provided that the following conditions 16 * are met: 17 * 1. Redistributions of source code must retain the above copyright 18 * notice, this list of conditions and the following disclaimer. 19 * 2. Redistributions in binary form must reproduce the above copyright 20 * notice, this list of conditions and the following disclaimer in the 21 * documentation and/or other materials provided with the distribution. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 36 #ifndef _SYS_REG_H_ 37 #define _SYS_REG_H_ 38 39 #include <machine/reg.h> 40 41 #ifdef _KERNEL 42 #include <sys/linker_set.h> 43 44 struct sbuf; 45 struct regset; 46 47 typedef bool (regset_get)(struct regset *, struct thread *, void *, 48 size_t *); 49 typedef bool (regset_set)(struct regset *, struct thread *, void *, size_t); 50 51 struct regset { 52 int note; 53 size_t size; 54 regset_get *get; 55 regset_set *set; 56 }; 57 58 #if defined(__ELF_WORD_SIZE) 59 SET_DECLARE(__elfN(regset), struct regset); 60 #define ELF_REGSET(_regset) DATA_SET(__elfN(regset), _regset) 61 #endif 62 #ifdef COMPAT_FREEBSD32 63 SET_DECLARE(elf32_regset, struct regset); 64 #define ELF32_REGSET(_regset) DATA_SET(elf32_regset, _regset) 65 #endif 66 67 int fill_regs(struct thread *, struct reg *); 68 int set_regs(struct thread *, struct reg *); 69 int fill_fpregs(struct thread *, struct fpreg *); 70 int set_fpregs(struct thread *, struct fpreg *); 71 int fill_dbregs(struct thread *, struct dbreg *); 72 int set_dbregs(struct thread *, struct dbreg *); 73 #ifdef COMPAT_FREEBSD32 74 int fill_regs32(struct thread *, struct reg32 *); 75 int set_regs32(struct thread *, struct reg32 *); 76 #ifndef fill_fpregs32 77 int fill_fpregs32(struct thread *, struct fpreg32 *); 78 #endif 79 #ifndef set_fpregs32 80 int set_fpregs32(struct thread *, struct fpreg32 *); 81 #endif 82 #ifndef fill_dbregs32 83 int fill_dbregs32(struct thread *, struct dbreg32 *); 84 #endif 85 #ifndef set_dbregs32 86 int set_dbregs32(struct thread *, struct dbreg32 *); 87 #endif 88 #endif 89 #endif 90 91 #endif 92