support/stdlib.c

   1 /*
   2  * <stdlib.h> wrapper functions.
   3  *
   4  * Authors:
   5  *   Jonathan Pryor (jonpryor@vt.edu)
   6  *
   7  * Copyright (C) 2004-2005 Jonathan Pryor
   8  */
   9
  10 #include <stdlib.h>
  11
  12 #include "mph.h"
  13
  14 G_BEGIN_DECLS
  15
  16 gint32
  17 Mono_Posix_Stdlib_EXIT_FAILURE (void)
  18 {
  19         return EXIT_FAILURE;
  20 }
  21
  22 gint32
  23 Mono_Posix_Stdlib_EXIT_SUCCESS (void)
  24 {
  25         return EXIT_SUCCESS;
  26 }
  27
  28 gint32
  29 Mono_Posix_Stdlib_MB_CUR_MAX (void)
  30 {
  31         return MB_CUR_MAX;
  32 }
  33
  34 gint32
  35 Mono_Posix_Stdlib_RAND_MAX (void)
  36 {
  37         return RAND_MAX;
  38 }
  39
  40 void*
  41 Mono_Posix_Stdlib_calloc (mph_size_t nmemb, mph_size_t size)
  42 {
  43         if (mph_have_size_t_overflow(nmemb) || mph_have_size_t_overflow(size))
  44                 return NULL;
  45
  46         return calloc ((size_t) nmemb, (size_t) size);
  47 }
  48
  49 void*
  50 Mono_Posix_Stdlib_malloc (mph_size_t size)
  51 {
  52         if (mph_have_size_t_overflow(size))
  53                 return NULL;
  54
  55         return malloc ((size_t) size);
  56 }
  57
  58 void*
  59 Mono_Posix_Stdlib_realloc (void* ptr, mph_size_t size)
  60 {
  61         if (mph_have_size_t_overflow(size))
  62                 return NULL;
  63
  64         return realloc (ptr, (size_t) size);
  65 }
  66
  67 #ifdef HAVE_SETKEY
  68 int
  69 Mono_Posix_Syscall_setkey (const char* key)
  70 {
  71         errno = 0;
  72         setkey (key);
  73         return errno == 0 ? 0 : -1;
  74 }
  75 #endif /* ndef HAVE_SETKEY */
  76
  77 G_END_DECLS
  78
  79 /*
  80  * vim: noexpandtab
  81  */