1312123Sngie/* $NetBSD: h_common.h,v 1.2 2016/11/19 02:30:54 kamil Exp $ */ 2312123Sngie 3312123Sngie/*- 4312123Sngie * Copyright (c) 2016 The NetBSD Foundation, Inc. 5312123Sngie * All rights reserved. 6312123Sngie * 7312123Sngie * Redistribution and use in source and binary forms, with or without 8312123Sngie * modification, are permitted provided that the following conditions 9312123Sngie * are met: 10312123Sngie * 1. Redistributions of source code must retain the above copyright 11312123Sngie * notice, this list of conditions and the following disclaimer. 12312123Sngie * 2. Redistributions in binary form must reproduce the above copyright 13312123Sngie * notice, this list of conditions and the following disclaimer in the 14312123Sngie * documentation and/or other materials provided with the distribution. 15312123Sngie * 16312123Sngie * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17312123Sngie * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18312123Sngie * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19312123Sngie * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20312123Sngie * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21312123Sngie * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22312123Sngie * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23312123Sngie * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24312123Sngie * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25312123Sngie * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26312123Sngie * POSSIBILITY OF SUCH DAMAGE. 27312123Sngie */ 28312123Sngie 29312123Sngie 30312123Sngie#ifndef H_COMMON_H 31312123Sngie#define H_COMMON_H 32312123Sngie 33312123Sngie#include <sys/cdefs.h> 34312123Sngie#include <dlfcn.h> 35312123Sngie#include <pthread_dbg.h> 36312123Sngie#include <string.h> 37312123Sngie 38312123Sngie#include <atf-c.h> 39312123Sngie 40312123Sngie#define PTHREAD_REQUIRE(x) \ 41312123Sngie do { \ 42312123Sngie int ret = (x); \ 43312123Sngie ATF_REQUIRE_MSG(ret == 0, "%s: %s", #x, strerror(ret)); \ 44312123Sngie } while (0) 45312123Sngie 46312123Sngie#define PTHREAD_REQUIRE_STATUS(x, v) \ 47312123Sngie do { \ 48312123Sngie int ret = (x); \ 49312123Sngie ATF_REQUIRE_MSG(ret == (v), "%s: %s", #x, strerror(ret)); \ 50312123Sngie } while (0) 51312123Sngie 52312123Sngiestatic int __used 53312123Sngiedummy_proc_read(void *arg, caddr_t addr, void *buf, size_t size) 54312123Sngie{ 55312123Sngie return TD_ERR_ERR; 56312123Sngie} 57312123Sngie 58312123Sngiestatic int __used 59312123Sngiedummy_proc_write(void *arg, caddr_t addr, void *buf, size_t size) 60312123Sngie{ 61312123Sngie return TD_ERR_ERR; 62312123Sngie} 63312123Sngie 64312123Sngiestatic int __used 65312123Sngiedummy_proc_lookup(void *arg, const char *sym, caddr_t *addr) 66312123Sngie{ 67312123Sngie return TD_ERR_ERR; 68312123Sngie} 69312123Sngie 70312123Sngiestatic int __used 71312123Sngiedummy_proc_regsize(void *arg, int regset, size_t *size) 72312123Sngie{ 73312123Sngie return TD_ERR_ERR; 74312123Sngie} 75312123Sngie 76312123Sngiestatic int __used 77312123Sngiedummy_proc_getregs(void *arg, int regset, int lwp, void *buf) 78312123Sngie{ 79312123Sngie return TD_ERR_ERR; 80312123Sngie} 81312123Sngie 82312123Sngiestatic int __used 83312123Sngiedummy_proc_setregs(void *arg, int regset, int lwp, void *buf) 84312123Sngie{ 85312123Sngie return TD_ERR_ERR; 86312123Sngie} 87312123Sngie 88312123Sngie/* Minimalistic basic implementation */ 89312123Sngie 90312123Sngiestatic int __used 91312123Sngiebasic_proc_read(void *arg, caddr_t addr, void *buf, size_t size) 92312123Sngie{ 93312123Sngie memcpy(buf, addr, size); 94312123Sngie 95312123Sngie return TD_ERR_OK; 96312123Sngie} 97312123Sngie 98312123Sngiestatic int __used 99312123Sngiebasic_proc_write(void *arg, caddr_t addr, void *buf, size_t size) 100312123Sngie{ 101312123Sngie memcpy(addr, buf, size); 102312123Sngie 103312123Sngie return TD_ERR_OK; 104312123Sngie} 105312123Sngie 106312123Sngiestatic int __used 107312123Sngiebasic_proc_lookup(void *arg, const char *sym, caddr_t *addr) 108312123Sngie{ 109312123Sngie void *handle; 110312123Sngie void *symbol; 111312123Sngie 112312123Sngie ATF_REQUIRE_MSG((handle = dlopen(NULL, RTLD_LOCAL | RTLD_LAZY)) 113312123Sngie != NULL, "dlopen(3) failed: %s", dlerror()); 114312123Sngie 115312123Sngie symbol = dlsym(handle, sym); 116312123Sngie 117312123Sngie ATF_REQUIRE_MSG(dlclose(handle) == 0, "dlclose(3) failed: %s", 118312123Sngie dlerror()); 119312123Sngie 120312123Sngie if (!symbol) 121312123Sngie return TD_ERR_NOSYM; 122312123Sngie 123312123Sngie *addr = (caddr_t)(uintptr_t)symbol; 124312123Sngie 125312123Sngie return TD_ERR_OK; 126312123Sngie} 127312123Sngie 128312123Sngie#endif // H_COMMON_H 129