Add stub for HMAC DRBG.

fips/rand/Makefile

@@ -22,12 +22,12 @@ TEST= fips_randtest.c fips_rngvs.c fips_drbgvs.c
 APPS=
 
 LIB=$(TOP)/libcrypto.a
-LIBSRC=	fips_rand.c fips_rand_selftest.c \
-	fips_drbg_lib.c fips_drbg_hash.c fips_drbg_ctr.c fips_drbg_selftest.c \
-	fips_drbg_rand.c fips_rand_lib.c
-LIBOBJ=	fips_rand.o fips_rand_selftest.o \
-	fips_drbg_lib.o fips_drbg_hash.o fips_drbg_ctr.o fips_drbg_selftest.o \
-	fips_drbg_rand.o fips_rand_lib.o
+LIBSRC=	fips_rand.c fips_rand_selftest.c fips_drbg_lib.c \
+	fips_drbg_hash.c fips_drbg_hmac.c fips_drbg_ctr.c \
+	fips_drbg_selftest.c fips_drbg_rand.c fips_rand_lib.c
+LIBOBJ=	fips_rand.o fips_rand_selftest.o fips_drbg_lib.o \
+	fips_drbg_hash.o fips_drbg_hmac.c fips_drbg_ctr.o \
+	fips_drbg_selftest.o fips_drbg_rand.o fips_rand_lib.o
 
 SRC= $(LIBSRC)
 

fips/rand/fips_drbg_hmac.c

@@ -0,0 +1,67 @@
+/* fips/rand/fips_drbg_hmac.c */
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
+ * project.
+ */
+/* ====================================================================
+ * Copyright (c) 2011 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <openssl/crypto.h>
+#include <openssl/evp.h>
+#include <openssl/hmac.h>
+#include <openssl/aes.h>
+#include <openssl/fips.h>
+#include <openssl/fips_rand.h>
+#include "fips_rand_lcl.h"
+
+int fips_drbg_hmac_init(DRBG_CTX *dctx)
+	{
+	return -2;
+	}

fips/rand/fips_drbg_lib.c

@@ -79,6 +79,8 @@ int FIPS_drbg_init(DRBG_CTX *dctx, int type, unsigned int flags)
 
 	if (rv == -2)
 		rv = fips_drbg_ctr_init(dctx);
+	if (rv == -2)
+		rv = fips_drbg_hmac_init(dctx);
 
 	if (rv <= 0)
 		{

fips/rand/fips_rand_lcl.h

@@ -191,5 +191,6 @@ struct drbg_ctx_st
 
 int fips_drbg_ctr_init(DRBG_CTX *dctx);
 int fips_drbg_hash_init(DRBG_CTX *dctx);
+int fips_drbg_hmac_init(DRBG_CTX *dctx);
 int fips_drbg_kat(DRBG_CTX *dctx, int nid, unsigned int flags);
 int fips_drbg_cprng_test(DRBG_CTX *dctx, const unsigned char *out);