From 9e9f48f0b1f4cdf7e5020035b49c591a6871acd4 Mon Sep 17 00:00:00 2001
From: Richard Levitte <levitte@openssl.org>
Date: Fri, 16 Apr 2004 09:52:50 +0000
Subject: [PATCH] Don't use global variables.  Instead, use a function that
 returns the proper value.

There are a few more spots where FIPS makes use of global variables.
This is problematic on some non-Unix platforms.  I will deal with them
later.
---
 fips/fingerprint.sha1      |  4 ++--
 fips/fips.c                |  4 ++--
 fips/rand/fingerprint.sha1 |  4 ++--
 fips/rand/fips_rand.c      |  5 +++++
 fips/rand/fips_rand.h      | 17 ++++++++++++++++-
 fips/rand/fips_randtest.c  |  2 +-
 6 files changed, 28 insertions(+), 8 deletions(-)

diff --git a/fips/fingerprint.sha1 b/fips/fingerprint.sha1
index 7c18824a10..21ae776bb8 100644
--- a/fips/fingerprint.sha1
+++ b/fips/fingerprint.sha1
@@ -1,4 +1,4 @@
-HMAC-SHA1(fips.c)= 694287eefbf2d0a4fe1e4abc6c4f485375598e3a
+HMAC-SHA1(fips.c)= 4e9bf09e312073c9bc11420cc000c1ddc6f7013c
 HMAC-SHA1(fips_err_wrapper.c)= d3e2be316062510312269e98f964cb87e7577898
-HMAC-SHA1(fips.h)= aeab7ad3b7a84dc83cf5099cffdec07a3f995dea
+HMAC-SHA1(fips.h)= d6cd192b06fc002a2ca12296a4082de5f2ffa273
 HMAC-SHA1(fips_err.h)= f4203a47100a815c21cf3a97092f91a595938f7c
diff --git a/fips/fips.c b/fips/fips.c
index f802130ef7..30bb5fba48 100644
--- a/fips/fips.c
+++ b/fips/fips.c
@@ -156,8 +156,8 @@ int FIPS_mode_set(int onoff,const char *path)
 	    }
 
 	/* now switch into FIPS mode */
-	FIPS_rand_check=&rand_fips_meth;
-	RAND_set_rand_method(&rand_fips_meth);
+	FIPS_rand_check=FIPS_rand_method();
+	RAND_set_rand_method(FIPS_rand_method());
 	if(FIPS_selftest())
 	    FIPS_mode=1;
 	else
diff --git a/fips/rand/fingerprint.sha1 b/fips/rand/fingerprint.sha1
index 4b9ab6cd54..f87df9f65e 100644
--- a/fips/rand/fingerprint.sha1
+++ b/fips/rand/fingerprint.sha1
@@ -1,2 +1,2 @@
-HMAC-SHA1(fips_rand.c)= 26921aa3f66397c57791f7c015c053ce84532e54
-HMAC-SHA1(fips_rand.h)= 72cff1a7ca7f33fe9df6b9da30e6420874eeb623
+HMAC-SHA1(fips_rand.c)= ab4f589420935782c6bffc4499959ac532c02682
+HMAC-SHA1(fips_rand.h)= 889afc9a526fe59138326134950b733627a7e9cf
diff --git a/fips/rand/fips_rand.c b/fips/rand/fips_rand.c
index 76c08af92c..6348c95e53 100644
--- a/fips/rand/fips_rand.c
+++ b/fips/rand/fips_rand.c
@@ -99,6 +99,11 @@ RAND_METHOD rand_fips_meth=
 
 static int second;
 
+RAND_METHOD *FIPS_rand_method(void)
+{
+  return &rand_fips_meth;
+}
+
 void FIPS_set_prng_key(const unsigned char k1[8],const unsigned char k2[8])
     {
     memcpy(&key1,k1,sizeof key1);
diff --git a/fips/rand/fips_rand.h b/fips/rand/fips_rand.h
index aa8961fdfc..d50eaa8a50 100644
--- a/fips/rand/fips_rand.h
+++ b/fips/rand/fips_rand.h
@@ -47,12 +47,27 @@
  *
  */
 
+#ifndef HEADER_FIPS_RAND_H
+#define HEADER_FIPS_RAND_H
+
 #include "des.h"
 
+#ifdef OPENSSL_FIPS
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
 void FIPS_set_prng_key(const unsigned char k1[8],const unsigned char k2[8]);
 void FIPS_test_mode(int test,const unsigned char faketime[8]);
 void FIPS_rand_seed(const void *buf, int num);
 /* NB: this returns true if _partially_ seeded */
 int FIPS_rand_seeded(void);
 
-extern RAND_METHOD rand_fips_meth;
+RAND_METHOD *FIPS_rand_method(void);
+
+#ifdef  __cplusplus
+}
+#endif
+#endif
+#endif
diff --git a/fips/rand/fips_randtest.c b/fips/rand/fips_randtest.c
index 3e2f58e16d..ff9c91cd36 100644
--- a/fips/rand/fips_randtest.c
+++ b/fips/rand/fips_randtest.c
@@ -218,7 +218,7 @@ int main()
 	long d;
 
 	ERR_load_crypto_strings();
-	RAND_set_rand_method(&rand_fips_meth);
+	RAND_set_rand_method(FIPS_rand_method());
 
 	run_test(&t1);
 	run_test(&t2);
-- 
2.25.1