X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=mono%2Fmetadata%2Frand.c;h=6edc3f2e33579b74e3037dc13c2cf3ae760b7390;hb=aa3de31b70d1c5826d67147696423cdd9c334d41;hp=28e4b8716022d292b3251a7b774e2b5ccbdf43a8;hpb=93703b4ef8bdcf1d6cf336e14f534454221730c5;p=mono.git

diff --git a/mono/metadata/rand.c b/mono/metadata/rand.c
index 28e4b871602..6edc3f2e335 100644
--- a/mono/metadata/rand.c
+++ b/mono/metadata/rand.c
@@ -6,8 +6,8 @@
  *      Patrik Torstensson (p@rxc.se)
  *	Sebastien Pouliot (sebastien@ximian.com)
  *
- * (C) 2001 Ximian, Inc.
- * Copyright (C) 2004-2005 Novell, Inc (http://www.novell.com)
+ * Copyright 2001-2003 Ximian, Inc (http://www.ximian.com)
+ * Copyright 2004-2009 Novell, Inc (http://www.novell.com)
  */
 
 #include <config.h>
@@ -15,13 +15,18 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
+#ifdef HAVE_UNISTD_H
 #include <unistd.h>
+#endif
+#ifdef HAVE_STRING_H
+#include <string.h>
+#endif
 
 #include <mono/metadata/object.h>
 #include <mono/metadata/rand.h>
 #include <mono/metadata/exception.h>
 
-#if !defined(PLATFORM_WIN32)
+#if !defined(__native_client__) && !defined(HOST_WIN32) && defined (HAVE_SYS_UN_H)
 #include <sys/socket.h>
 #include <sys/un.h>
 #include <errno.h>
@@ -39,8 +44,8 @@ get_entropy_from_server (const char *path, guchar *buf, int len)
         ret = -1;
     else {
         egd_addr.sun_family = AF_UNIX;
-        strncpy (egd_addr.sun_path, path, MONO_SIZEOF_SUNPATH - 1);
-        egd_addr.sun_path [MONO_SIZEOF_SUNPATH-1] = '\0';
+        strncpy (egd_addr.sun_path, path, sizeof(egd_addr.sun_path) - 1);
+        egd_addr.sun_path [sizeof(egd_addr.sun_path)-1] = '\0';
         ret = connect (file, (struct sockaddr *)&egd_addr, sizeof(egd_addr));
     }
     if (ret == -1) {
@@ -92,7 +97,7 @@ get_entropy_from_server (const char *path, guchar *buf, int len)
 }
 #endif
 
-#if defined (PLATFORM_WIN32)
+#if defined (HOST_WIN32)
 
 #include <windows.h>
 #include <wincrypt.h>
@@ -175,6 +180,58 @@ ves_icall_System_Security_Cryptography_RNGCryptoServiceProvider_RngClose (gpoint
 	CryptReleaseContext ((HCRYPTPROV) handle, 0);
 }
 
+#elif defined (__native_client__) || !defined (HAVE_SYS_UN_H)
+
+#include <time.h>
+
+MonoBoolean
+ves_icall_System_Security_Cryptography_RNGCryptoServiceProvider_RngOpen (void)
+{
+	srand (time (NULL));
+	return TRUE;
+}
+
+gpointer
+ves_icall_System_Security_Cryptography_RNGCryptoServiceProvider_RngInitialize (MonoArray *seed)
+{
+	return -1;
+}
+
+gpointer 
+ves_icall_System_Security_Cryptography_RNGCryptoServiceProvider_RngGetBytes (gpointer handle, MonoArray *arry)
+{	
+	guint32 len = mono_array_length (arry);
+	guchar *buf = mono_array_addr (arry, guchar, 0);
+
+	/* Read until the buffer is filled. This may block if using NAME_DEV_RANDOM. */
+	gint count = 0;
+	gint err;
+
+	do {
+		if (len - count >= sizeof (long))
+		{
+			*(long*)buf = rand();
+			count += sizeof (long);
+		}
+		else if (len - count >= sizeof (short))
+		{
+			*(short*)buf = rand();
+			count += sizeof (short);
+		}
+		else if (len - count >= sizeof (char))
+		{
+			*buf = rand();
+			count += sizeof (char);
+		}
+	} while (count < len);
+
+	return (gpointer)-1L;
+}
+
+void
+ves_icall_System_Security_Cryptography_RNGCryptoServiceProvider_RngClose (gpointer handle) 
+{
+}
 #else
 
 #ifndef NAME_DEV_URANDOM