1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // A crazy linker test to: 6 // - Load a library (libfoo.so) with the linker. 7 // - Find the address of the "Foo" function in it. 8 // - Call the function. 9 // - Close the library. 10 11 #include <stdio.h> 12 #include <crazy_linker.h> 13 14 #include "test_util.h" 15 16 typedef void (*FunctionPtr)(); 17 main()18int main() { 19 crazy_context_t* context = crazy_context_create(); 20 crazy_library_t* library; 21 22 // DEBUG 23 crazy_context_set_load_address(context, 0x20000000); 24 25 // Load libfoo.so 26 if (!crazy_library_open(&library, "libfoo.so", context)) { 27 Panic("Could not open library: %s\n", crazy_context_get_error(context)); 28 } 29 30 // Find the "Foo" symbol. 31 FunctionPtr foo_func; 32 if (!crazy_library_find_symbol( 33 library, "Foo", reinterpret_cast<void**>(&foo_func))) { 34 Panic("Could not find 'Foo' in libfoo.so\n"); 35 } 36 37 // Call it. 38 (*foo_func)(); 39 40 // Close the library. 41 printf("Closing libfoo.so\n"); 42 crazy_library_close(library); 43 44 crazy_context_destroy(context); 45 46 return 0; 47 }