i386/tests/bootHelper.c

   1 /*
   2  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
   7  * Reserved.  This file contains Original Code and/or Modifications of
   8  * Original Code as defined in and that are subject to the Apple Public
   9  * Source License Version 1.1 (the "License").  You may not use this file
  10  * except in compliance with the License.  Please obtain a copy of the
  11  * License at http://www.apple.com/publicsource and read it before using
  12  * this file.
  13  *
  14  * The Original Code and all software distributed under the License are
  15  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  16  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  17  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT.  Please see the
  19  * License for the specific language governing rights and limitations
  20  * under the License.
  21  *
  22  * @APPLE_LICENSE_HEADER_END@
  23  */
  24 /* Boot helper */
  25
  26 #import <mach-o/loader.h>
  27
  28 sa_rld(
  29 char               *basefile_name,  // base file name
  30 struct mach_header *basefile_addr,  // mach header of the base file
  31
  32 char               *object_name,    // name of the object to load
  33 char               *object_addr,    // addr of the object in memory to load
  34 unsigned long       object_size,    // size of the object in memory to load
  35
  36 char               *workmem_addr,   // address of working memory
  37 unsigned long      *workmem_size,   // size of working memory (in/out)
  38
  39 char               *error_buf_addr, // address of error message buffer
  40 unsigned long       error_buf_size, // size of error message buffer
  41
  42 char               *malloc_addr,    // address to use for initializing malloc
  43 unsigned long       malloc_len     // length to use for same
  44 )
  45 {
  46     static int firstTime = 0;
  47     char helloString[] = "BootHelper here!";
  48
  49     sprintf(error_buf_addr, "OK, here I am.\n");
  50     error_buf_addr += strlen(error_buf_addr);
  51     if (firstTime == 0) {
  52         //zinit(malloc_addr, malloc_len);
  53         bzero(malloc_addr, malloc_len);
  54         firstTime = 1;
  55         sprintf(error_buf_addr, "I initialized the malloc arena.\n");
  56         error_buf_addr += strlen(error_buf_addr);
  57     }
  58 }