mono/metadata/rand.c

   1 /*
   2  * rand.c: System.Security.Cryptography.RNGCryptoServiceProvider support
   3  *
   4  * Authors:
   5  *      Mark Crichton (crichton@gimp.org)
   6  *      Patrik Torstensson (p@rxc.se)
   7  *      Sebastien Pouliot (sebastien@ximian.com)
   8  *
   9  * Copyright 2001-2003 Ximian, Inc (http://www.ximian.com)
  10  * Copyright 2004-2009 Novell, Inc (http://www.novell.com)
  11  * Licensed under the MIT license. See LICENSE file in the project root for full license information.
  12  */
  13
  14 #include <glib.h>
  15
  16 #include "object.h"
  17 #include "object-internals.h"
  18 #include "rand.h"
  19 #include "utils/mono-rand.h"
  20
  21 MonoBoolean
  22 ves_icall_System_Security_Cryptography_RNGCryptoServiceProvider_RngOpen (void)
  23 {
  24         return (MonoBoolean) mono_rand_open ();
  25 }
  26
  27 gpointer
  28 ves_icall_System_Security_Cryptography_RNGCryptoServiceProvider_RngInitialize (MonoArray *seed)
  29 {
  30
  31         return mono_rand_init (seed ? mono_array_addr (seed, guchar, 0) : NULL, seed ? mono_array_length (seed) : 0);
  32 }
  33
  34 gpointer
  35 ves_icall_System_Security_Cryptography_RNGCryptoServiceProvider_RngGetBytes (gpointer handle, MonoArray *arry)
  36 {
  37         MonoError error;
  38         g_assert (arry);
  39         mono_rand_try_get_bytes (&handle, mono_array_addr (arry, guchar, 0), mono_array_length (arry), &error);
  40         mono_error_set_pending_exception (&error);
  41         return handle;
  42 }
  43
  44 void
  45 ves_icall_System_Security_Cryptography_RNGCryptoServiceProvider_RngClose (gpointer handle)
  46 {
  47         mono_rand_close (handle);
  48 }