129 lines
3.2 KiB
C
129 lines
3.2 KiB
C
/* $NetBSD: h_common.h,v 1.2 2016/11/19 02:30:54 kamil Exp $ */
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/*-
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* Copyright (c) 2016 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef H_COMMON_H
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#define H_COMMON_H
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#include <sys/cdefs.h>
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#include <dlfcn.h>
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#include <pthread_dbg.h>
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#include <string.h>
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#include <atf-c.h>
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#define PTHREAD_REQUIRE(x) \
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do { \
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int ret = (x); \
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ATF_REQUIRE_MSG(ret == 0, "%s: %s", #x, strerror(ret)); \
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} while (0)
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#define PTHREAD_REQUIRE_STATUS(x, v) \
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do { \
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int ret = (x); \
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ATF_REQUIRE_MSG(ret == (v), "%s: %s", #x, strerror(ret)); \
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} while (0)
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static int __used
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dummy_proc_read(void *arg, caddr_t addr, void *buf, size_t size)
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{
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return TD_ERR_ERR;
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}
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static int __used
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dummy_proc_write(void *arg, caddr_t addr, void *buf, size_t size)
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{
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return TD_ERR_ERR;
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}
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static int __used
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dummy_proc_lookup(void *arg, const char *sym, caddr_t *addr)
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{
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return TD_ERR_ERR;
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}
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static int __used
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dummy_proc_regsize(void *arg, int regset, size_t *size)
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{
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return TD_ERR_ERR;
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}
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static int __used
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dummy_proc_getregs(void *arg, int regset, int lwp, void *buf)
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{
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return TD_ERR_ERR;
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}
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static int __used
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dummy_proc_setregs(void *arg, int regset, int lwp, void *buf)
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{
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return TD_ERR_ERR;
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}
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/* Minimalistic basic implementation */
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static int __used
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basic_proc_read(void *arg, caddr_t addr, void *buf, size_t size)
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{
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memcpy(buf, addr, size);
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return TD_ERR_OK;
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}
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static int __used
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basic_proc_write(void *arg, caddr_t addr, void *buf, size_t size)
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{
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memcpy(addr, buf, size);
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return TD_ERR_OK;
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}
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static int __used
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basic_proc_lookup(void *arg, const char *sym, caddr_t *addr)
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{
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void *handle;
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void *symbol;
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ATF_REQUIRE_MSG((handle = dlopen(NULL, RTLD_LOCAL | RTLD_LAZY))
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!= NULL, "dlopen(3) failed: %s", dlerror());
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symbol = dlsym(handle, sym);
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ATF_REQUIRE_MSG(dlclose(handle) == 0, "dlclose(3) failed: %s",
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dlerror());
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if (!symbol)
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return TD_ERR_NOSYM;
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*addr = (caddr_t)(uintptr_t)symbol;
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return TD_ERR_OK;
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}
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#endif // H_COMMON_H
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