i386/tests/bootHelper.c

   1 /*
   2  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25 /* Boot helper */
  26
  27 #import <mach-o/loader.h>
  28
  29 sa_rld(
  30 char               *basefile_name,  // base file name
  31 struct mach_header *basefile_addr,  // mach header of the base file
  32
  33 char               *object_name,    // name of the object to load
  34 char               *object_addr,    // addr of the object in memory to load
  35 unsigned long       object_size,    // size of the object in memory to load
  36
  37 char               *workmem_addr,   // address of working memory
  38 unsigned long      *workmem_size,   // size of working memory (in/out)
  39
  40 char               *error_buf_addr, // address of error message buffer
  41 unsigned long       error_buf_size, // size of error message buffer
  42
  43 char               *malloc_addr,    // address to use for initializing malloc
  44 unsigned long       malloc_len     // length to use for same
  45 )
  46 {
  47     static int firstTime = 0;
  48     char helloString[] = "BootHelper here!";
  49
  50     sprintf(error_buf_addr, "OK, here I am.\n");
  51     error_buf_addr += strlen(error_buf_addr);
  52     if (firstTime == 0) {
  53         //zinit(malloc_addr, malloc_len);
  54         bzero(malloc_addr, malloc_len);
  55         firstTime = 1;
  56         sprintf(error_buf_addr, "I initialized the malloc arena.\n");
  57         error_buf_addr += strlen(error_buf_addr);
  58     }
  59 }