src/init.c

   1 /*
   2  * Copyright (c) 2013 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_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. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24 #include <TargetConditionals.h>
  25 #include <stdlib.h>
  26 #include <platform/string.h>
  27 #include <_libkernel_init.h>
  28
  29 struct ProgramVars; /* forward reference */
  30
  31 extern void _simple_asl_init(const char *envp[], const struct ProgramVars *vars);
  32 extern void __pfz_setup(const char *apple[]);
  33
  34 #if !VARIANT_STATIC
  35 static const struct _libkernel_string_functions _platform_string_functions = {
  36         .version = 1,
  37         .bzero = _platform_bzero,
  38         .memchr = _platform_memchr,
  39         .memcmp = _platform_memcmp,
  40         .memmove = _platform_memmove,
  41         .memccpy = _platform_memccpy,
  42         .memset = _platform_memset,
  43         .strchr = _platform_strchr,
  44         .strcmp = _platform_strcmp,
  45         .strcpy = _platform_strcpy,
  46         .strlcat = _platform_strlcat,
  47         .strlcpy = _platform_strlcpy,
  48         .strlen = _platform_strlen,
  49         .strncmp = _platform_strncmp,
  50         .strncpy = _platform_strncpy,
  51         .strnlen = _platform_strnlen,
  52         .strstr = _platform_strstr,
  53 };
  54 #endif
  55
  56 void
  57 __libplatform_init(void *future_use __unused, const char *envp[],
  58                 const char *apple[], const struct ProgramVars *vars)
  59 {
  60     /* In the Simulator, we just provide _simple for dyld */
  61 #if !TARGET_OS_SIMULATOR
  62     __pfz_setup(apple);
  63 #endif
  64 #if !TARGET_OS_DRIVERKIT
  65     _simple_asl_init(envp, vars);
  66 #endif
  67
  68 #if !VARIANT_STATIC
  69     __libkernel_platform_init(&_platform_string_functions);
  70 #endif
  71 }