/* * Copyright (c) 2015 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this * file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_LICENSE_HEADER_END@ */ #include <stdio.h> // fprintf(), NULL #include <stdlib.h> // exit(), EXIT_SUCCESS #include <string.h> #include <dlfcn.h> #include <mach-o/dyld.h> #include <mach-o/dyld_priv.h> #include "test.h" // PASS(), FAIL(), XPASS(), XFAIL() extern void foo(); // checks dladdr() and dyld_image_header_containing_address() return same image static void verify(void* addr) { Dl_info info; if ( dladdr(addr, &info) == 0 ) { FAIL("dladdr(%p, xx) failed", addr); exit(0); } const struct mach_header* mh = dyld_image_header_containing_address(addr); if ( mh != info.dli_fbase ) { FAIL("dladdr's dli_fbase != dyld_image_header_containing_address()"); exit(0); } } int main() { verify(&main); verify(&foo); int x; if ( dyld_image_path_containing_address(&x) != NULL ) { FAIL("dyld_image_header_containing_address() of stack variable not NULL"); exit(0); } PASS("dyld_image_header_containing_address"); return EXIT_SUCCESS; }