1/* 2 * Copyright (c) 2008 Apple Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28#include <string.h> 29#include <mach-o/loader.h> 30#include <sys/types.h> 31 32#define DEBUG_ASSERT_COMPONENT_NAME_STRING "kxld" 33#include <AssertMacros.h> 34 35#include "kxld_util.h" 36#include "kxld_uuid.h" 37 38/******************************************************************************* 39*******************************************************************************/ 40void 41kxld_uuid_init_from_macho(KXLDuuid *uuid, struct uuid_command *src) 42{ 43 check(uuid); 44 check(src); 45 46 memcpy(uuid->uuid, src->uuid, sizeof(uuid->uuid)); 47 uuid->has_uuid = TRUE; 48} 49 50/******************************************************************************* 51*******************************************************************************/ 52void 53kxld_uuid_clear(KXLDuuid *uuid) 54{ 55 bzero(uuid, sizeof(*uuid)); 56} 57 58/******************************************************************************* 59*******************************************************************************/ 60u_long 61kxld_uuid_get_macho_header_size(void) 62{ 63 return sizeof(struct uuid_command); 64} 65 66/******************************************************************************* 67*******************************************************************************/ 68kern_return_t 69kxld_uuid_export_macho(const KXLDuuid *uuid, u_char *buf, 70 u_long *header_offset, u_long header_size) 71{ 72 kern_return_t rval = KERN_FAILURE; 73 struct uuid_command *uuidhdr = NULL; 74 75 check(uuid); 76 check(buf); 77 check(header_offset); 78 79 require_action(sizeof(*uuidhdr) <= header_size - *header_offset, finish, 80 rval=KERN_FAILURE); 81 uuidhdr = (struct uuid_command *) ((void *) (buf + *header_offset)); 82 *header_offset += sizeof(*uuidhdr); 83 84 uuidhdr->cmd = LC_UUID; 85 uuidhdr->cmdsize = (uint32_t) sizeof(*uuidhdr); 86 memcpy(uuidhdr->uuid, uuid->uuid, sizeof(uuidhdr->uuid)); 87 88 rval = KERN_SUCCESS; 89 90finish: 91 return rval; 92} 93 94