1/* 2 * Copyright (c) 2011 Apple Inc. All rights reserved. 3 * 4 * @APPLE_APACHE_LICENSE_HEADER_START@ 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 * 18 * @APPLE_APACHE_LICENSE_HEADER_END@ 19 */ 20/* 21 auto_gdb_interface.h 22 Routines called by gdb to implement its info gc-references and gc-roots commands. 23 Copyright (c) 2007-2011 Apple Inc. All rights reserved. 24 */ 25 26#ifndef __AUTO_GDB_INTERFACE__ 27#define __AUTO_GDB_INTERFACE__ 28 29#include <stdint.h> 30#include <sys/types.h> 31#include <auto_zone.h> 32 33__BEGIN_DECLS 34 35enum { 36 auto_memory_block_global = 0, 37 auto_memory_block_stack, 38 auto_memory_block_object, 39 auto_memory_block_bytes, 40 auto_memory_block_association 41}; 42typedef uint32_t auto_memory_block_kind_t; 43 44struct auto_memory_reference { 45 void *address; 46 intptr_t offset; 47 auto_memory_block_kind_t kind; 48 uint32_t retainCount; 49}; 50typedef struct auto_memory_reference auto_memory_reference_t; 51 52struct auto_memory_reference_list { 53 uint32_t count; 54 auto_memory_reference_t references[0]; 55}; 56typedef struct auto_memory_reference_list auto_memory_reference_list_t; 57 58struct auto_root_list { 59 uint32_t count; 60 auto_memory_reference_list_t roots[0]; // variable length structure, size = count * sizeof(auto_memory_reference_list_t) + sum(i, 0, count) { roots[i].count * sizeof(auto_memory_reference_t) } 61}; 62typedef struct auto_root_list auto_root_list_t; 63 64AUTO_EXPORT auto_memory_reference_list_t *auto_gdb_enumerate_references(auto_zone_t *zone, void *address, void *stack_base) 65 __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_NA); 66 67AUTO_EXPORT auto_root_list_t *auto_gdb_enumerate_roots(auto_zone_t *zone, void *address, void *stack_base) 68 __OSX_AVAILABLE_STARTING(__MAC_10_5, __IPHONE_NA); 69 70__END_DECLS 71 72#endif /* __AUTO_GDB_INTERFACE__ */ 73