+/*
+ * Copyright (c) 2005 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>
+#include <stdlib.h>
+#include <mach-o/dyld.h>
+
+#include "test.h" // PASS(), FAIL()
+
+///
+/// The point of this test is to load and unload a bundle and
+/// verify that the address->image cache is properly invalidated. rdar://problem/4212667
+///
+
+typedef void (*fooProc)();
+
+// test.bundle
+void doit()
+{
+ NSObjectFileImage ofi;
+ if ( NSCreateObjectFileImageFromFile("test.bundle", &ofi) != NSObjectFileImageSuccess ) {
+ FAIL("NSCreateObjectFileImageFromFile failed");
+ exit(0);
+ }
+
+ NSModule mod = NSLinkModule(ofi,"test.bundle", NSLINKMODULE_OPTION_PRIVATE | NSLINKMODULE_OPTION_BINDNOW | NSLINKMODULE_OPTION_RETURN_ON_ERROR);
+ if ( mod == NULL ) {
+ FAIL("NSLinkModule failed");
+ exit(0);
+ }
+
+ NSSymbol sym = NSLookupSymbolInModule(mod, "_foo");
+ if ( sym == NULL ) {
+ FAIL("NSLookupSymbolInModule failed");
+ exit(0);
+ }
+
+ fooProc func = (fooProc)NSAddressOfSymbol(sym);
+ (*func)();
+
+ if ( !NSUnLinkModule(mod, NSUNLINKMODULE_OPTION_NONE) ) {
+ FAIL("NSUnLinkModule failed");
+ exit(0);
+ }
+
+ if ( !NSDestroyObjectFileImage(ofi) ) {
+ FAIL("NSDestroyObjectFileImage failed");
+ exit(0);
+ }
+}
+
+
+static void myRemoveImage(const struct mach_header *mh, intptr_t vmaddr_slide)
+{
+ // calling _dyld_get_image_header_containing_address() during the remove image hook
+ // could cause dyld to not flush the address->image cache
+ _dyld_get_image_header_containing_address(mh);
+}
+
+
+int main()
+{
+ _dyld_register_func_for_remove_image(&myRemoveImage);
+
+ doit();
+ doit();
+ doit();
+
+ PASS("bundle-reload");
+ return 0;
+}
+
projects / apple / dyld.git / commitdiff
