Merged origin/release (checked in because wanted to merge new stuff)

5 files changed, 542 insertions, 563 deletions

diff --git a/openssl/crypto/hmac/hm_ameth.c b/openssl/crypto/hmac/hm_ameth.c
index e03f24aed..29b2b5dff 100644
--- a/openssl/crypto/hmac/hm_ameth.c
+++ b/openssl/crypto/hmac/hm_ameth.c
@@ -1,5 +1,6 @@
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 2007.
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
+ * 2007.
  */
 /* ====================================================================
  * Copyright (c) 2007 The OpenSSL Project.  All rights reserved.
@@ -9,7 +10,7 @@
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer. 
+ *    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
@@ -62,106 +63,100 @@
 
 #define HMAC_TEST_PRIVATE_KEY_FORMAT
 
-/* HMAC "ASN1" method. This is just here to indicate the
- * maximum HMAC output length and to free up an HMAC
- * key.
+/*
+ * HMAC "ASN1" method. This is just here to indicate the maximum HMAC output
+ * length and to free up an HMAC key.
  */
 
 static int hmac_size(const EVP_PKEY *pkey)
-	{
-	return EVP_MAX_MD_SIZE;
-	}
+{
+    return EVP_MAX_MD_SIZE;
+}
 
 static void hmac_key_free(EVP_PKEY *pkey)
-	{
-	ASN1_OCTET_STRING *os = (ASN1_OCTET_STRING *)pkey->pkey.ptr;
-	if (os)
-		{
-		if (os->data)
-			OPENSSL_cleanse(os->data, os->length);
-		ASN1_OCTET_STRING_free(os);
-		}
-	}
-
+{
+    ASN1_OCTET_STRING *os = (ASN1_OCTET_STRING *)pkey->pkey.ptr;
+    if (os) {
+        if (os->data)
+            OPENSSL_cleanse(os->data, os->length);
+        ASN1_OCTET_STRING_free(os);
+    }
+}
 
 static int hmac_pkey_ctrl(EVP_PKEY *pkey, int op, long arg1, void *arg2)
-	{
-	switch (op)
-		{
-		case ASN1_PKEY_CTRL_DEFAULT_MD_NID:
-		*(int *)arg2 = NID_sha1;
-		return 1;
-
-		default:
-		return -2;
-		}
-	}
+{
+    switch (op) {
+    case ASN1_PKEY_CTRL_DEFAULT_MD_NID:
+        *(int *)arg2 = NID_sha256;
+        return 1;
+
+    default:
+        return -2;
+    }
+}
 
 #ifdef HMAC_TEST_PRIVATE_KEY_FORMAT
-/* A bogus private key format for test purposes. This is simply the
- * HMAC key with "HMAC PRIVATE KEY" in the headers. When enabled the
- * genpkey utility can be used to "generate" HMAC keys.
+/*
+ * A bogus private key format for test purposes. This is simply the HMAC key
+ * with "HMAC PRIVATE KEY" in the headers. When enabled the genpkey utility
+ * can be used to "generate" HMAC keys.
  */
 
 static int old_hmac_decode(EVP_PKEY *pkey,
-					const unsigned char **pder, int derlen)
-	{
-	ASN1_OCTET_STRING *os;
-	os = ASN1_OCTET_STRING_new();
-	if (!os || !ASN1_OCTET_STRING_set(os, *pder, derlen))
-		return 0;
-	EVP_PKEY_assign(pkey, EVP_PKEY_HMAC, os);
-	return 1;
-	}
+                           const unsigned char **pder, int derlen)
+{
+    ASN1_OCTET_STRING *os;
+    os = ASN1_OCTET_STRING_new();
+    if (!os || !ASN1_OCTET_STRING_set(os, *pder, derlen))
+        return 0;
+    EVP_PKEY_assign(pkey, EVP_PKEY_HMAC, os);
+    return 1;
+}
 
 static int old_hmac_encode(const EVP_PKEY *pkey, unsigned char **pder)
-	{
-	int inc;
-	ASN1_OCTET_STRING *os = (ASN1_OCTET_STRING *)pkey->pkey.ptr;
-	if (pder)
-		{
-		if (!*pder)
-			{
-			*pder = OPENSSL_malloc(os->length);
-			inc = 0;
-			}
-		else inc = 1;
-
-		memcpy(*pder, os->data, os->length);
-
-		if (inc)
-			*pder += os->length;
-		}
-			
-	return os->length;
-	}
+{
+    int inc;
+    ASN1_OCTET_STRING *os = (ASN1_OCTET_STRING *)pkey->pkey.ptr;
+    if (pder) {
+        if (!*pder) {
+            *pder = OPENSSL_malloc(os->length);
+            inc = 0;
+        } else
+            inc = 1;
+
+        memcpy(*pder, os->data, os->length);
+
+        if (inc)
+            *pder += os->length;
+    }
+
+    return os->length;
+}
 
 #endif
 
-const EVP_PKEY_ASN1_METHOD hmac_asn1_meth = 
-	{
-	EVP_PKEY_HMAC,
-	EVP_PKEY_HMAC,
-	0,
+const EVP_PKEY_ASN1_METHOD hmac_asn1_meth = {
+    EVP_PKEY_HMAC,
+    EVP_PKEY_HMAC,
+    0,
 
-	"HMAC",
-	"OpenSSL HMAC method",
+    "HMAC",
+    "OpenSSL HMAC method",
 
-	0,0,0,0,
+    0, 0, 0, 0,
 
-	0,0,0,
+    0, 0, 0,
 
-	hmac_size,
-	0,
-	0,0,0,0,0,0,0,
+    hmac_size,
+    0,
+    0, 0, 0, 0, 0, 0, 0,
 
-	hmac_key_free,
-	hmac_pkey_ctrl,
+    hmac_key_free,
+    hmac_pkey_ctrl,
 #ifdef HMAC_TEST_PRIVATE_KEY_FORMAT
-	old_hmac_decode,
-	old_hmac_encode
+    old_hmac_decode,
+    old_hmac_encode
 #else
-	0,0
+    0, 0
 #endif
-	};
-
+};
diff --git a/openssl/crypto/hmac/hm_pmeth.c b/openssl/crypto/hmac/hm_pmeth.c
index 0daa44511..0ffff79cc 100644
--- a/openssl/crypto/hmac/hm_pmeth.c
+++ b/openssl/crypto/hmac/hm_pmeth.c
@@ -1,5 +1,6 @@
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 2007.
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
+ * 2007.
  */
 /* ====================================================================
  * Copyright (c) 2007 The OpenSSL Project.  All rights reserved.
@@ -9,7 +10,7 @@
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer. 
+ *    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
@@ -65,207 +66,197 @@
 
 /* HMAC pkey context structure */
 
-typedef struct
-	{
-	const EVP_MD *md;	/* MD for HMAC use */
-	ASN1_OCTET_STRING ktmp; /* Temp storage for key */
-	HMAC_CTX ctx;
-	} HMAC_PKEY_CTX;
+typedef struct {
+    const EVP_MD *md;           /* MD for HMAC use */
+    ASN1_OCTET_STRING ktmp;     /* Temp storage for key */
+    HMAC_CTX ctx;
+} HMAC_PKEY_CTX;
 
 static int pkey_hmac_init(EVP_PKEY_CTX *ctx)
-	{
-	HMAC_PKEY_CTX *hctx;
-	hctx = OPENSSL_malloc(sizeof(HMAC_PKEY_CTX));
-	if (!hctx)
-		return 0;
-	hctx->md = NULL;
-	hctx->ktmp.data = NULL;
-	hctx->ktmp.length = 0;
-	hctx->ktmp.flags = 0;
-	hctx->ktmp.type = V_ASN1_OCTET_STRING;
-	HMAC_CTX_init(&hctx->ctx);
-
-	ctx->data = hctx;
-	ctx->keygen_info_count = 0;
-
-	return 1;
-	}
+{
+    HMAC_PKEY_CTX *hctx;
+    hctx = OPENSSL_malloc(sizeof(HMAC_PKEY_CTX));
+    if (!hctx)
+        return 0;
+    hctx->md = NULL;
+    hctx->ktmp.data = NULL;
+    hctx->ktmp.length = 0;
+    hctx->ktmp.flags = 0;
+    hctx->ktmp.type = V_ASN1_OCTET_STRING;
+    HMAC_CTX_init(&hctx->ctx);
+
+    ctx->data = hctx;
+    ctx->keygen_info_count = 0;
+
+    return 1;
+}
 
 static int pkey_hmac_copy(EVP_PKEY_CTX *dst, EVP_PKEY_CTX *src)
-	{
-	HMAC_PKEY_CTX *sctx, *dctx;
-	if (!pkey_hmac_init(dst))
-		return 0;
-       	sctx = src->data;
-	dctx = dst->data;
-	dctx->md = sctx->md;
-	HMAC_CTX_init(&dctx->ctx);
-	if (!HMAC_CTX_copy(&dctx->ctx, &sctx->ctx))
-		return 0;
-	if (sctx->ktmp.data)
-		{
-		if (!ASN1_OCTET_STRING_set(&dctx->ktmp,
-					sctx->ktmp.data, sctx->ktmp.length))
-			return 0;
-		}
-	return 1;
-	}
+{
+    HMAC_PKEY_CTX *sctx, *dctx;
+    if (!pkey_hmac_init(dst))
+        return 0;
+    sctx = src->data;
+    dctx = dst->data;
+    dctx->md = sctx->md;
+    HMAC_CTX_init(&dctx->ctx);
+    if (!HMAC_CTX_copy(&dctx->ctx, &sctx->ctx))
+        return 0;
+    if (sctx->ktmp.data) {
+        if (!ASN1_OCTET_STRING_set(&dctx->ktmp,
+                                   sctx->ktmp.data, sctx->ktmp.length))
+            return 0;
+    }
+    return 1;
+}
 
 static void pkey_hmac_cleanup(EVP_PKEY_CTX *ctx)
-	{
-	HMAC_PKEY_CTX *hctx = ctx->data;
-	HMAC_CTX_cleanup(&hctx->ctx);
-	if (hctx->ktmp.data)
-		{
-		if (hctx->ktmp.length)
-			OPENSSL_cleanse(hctx->ktmp.data, hctx->ktmp.length);
-		OPENSSL_free(hctx->ktmp.data);
-		hctx->ktmp.data = NULL;
-		}
-	OPENSSL_free(hctx);
-	}
+{
+    HMAC_PKEY_CTX *hctx = ctx->data;
+    HMAC_CTX_cleanup(&hctx->ctx);
+    if (hctx->ktmp.data) {
+        if (hctx->ktmp.length)
+            OPENSSL_cleanse(hctx->ktmp.data, hctx->ktmp.length);
+        OPENSSL_free(hctx->ktmp.data);
+        hctx->ktmp.data = NULL;
+    }
+    OPENSSL_free(hctx);
+}
 
 static int pkey_hmac_keygen(EVP_PKEY_CTX *ctx, EVP_PKEY *pkey)
-	{
-	ASN1_OCTET_STRING *hkey = NULL;
-	HMAC_PKEY_CTX *hctx = ctx->data;
-	if (!hctx->ktmp.data)
-		return 0;
-	hkey = ASN1_OCTET_STRING_dup(&hctx->ktmp);
-	if (!hkey)
-		return 0;
-	EVP_PKEY_assign(pkey, EVP_PKEY_HMAC, hkey);
-	
-	return 1;
-	}
-
-static int int_update(EVP_MD_CTX *ctx,const void *data,size_t count)
-	{
-	HMAC_PKEY_CTX *hctx = ctx->pctx->data;
-	if (!HMAC_Update(&hctx->ctx, data, count))
-		return 0;
-	return 1;
-	}
+{
+    ASN1_OCTET_STRING *hkey = NULL;
+    HMAC_PKEY_CTX *hctx = ctx->data;
+    if (!hctx->ktmp.data)
+        return 0;
+    hkey = ASN1_OCTET_STRING_dup(&hctx->ktmp);
+    if (!hkey)
+        return 0;
+    EVP_PKEY_assign(pkey, EVP_PKEY_HMAC, hkey);
+
+    return 1;
+}
+
+static int int_update(EVP_MD_CTX *ctx, const void *data, size_t count)
+{
+    HMAC_PKEY_CTX *hctx = ctx->pctx->data;
+    if (!HMAC_Update(&hctx->ctx, data, count))
+        return 0;
+    return 1;
+}
 
 static int hmac_signctx_init(EVP_PKEY_CTX *ctx, EVP_MD_CTX *mctx)
-	{
-	HMAC_PKEY_CTX *hctx = ctx->data;
-	HMAC_CTX_set_flags(&hctx->ctx, mctx->flags & ~EVP_MD_CTX_FLAG_NO_INIT);
-	EVP_MD_CTX_set_flags(mctx, EVP_MD_CTX_FLAG_NO_INIT);
-	mctx->update = int_update;
-	return 1;
-	}
+{
+    HMAC_PKEY_CTX *hctx = ctx->data;
+    HMAC_CTX_set_flags(&hctx->ctx, mctx->flags & ~EVP_MD_CTX_FLAG_NO_INIT);
+    EVP_MD_CTX_set_flags(mctx, EVP_MD_CTX_FLAG_NO_INIT);
+    mctx->update = int_update;
+    return 1;
+}
 
 static int hmac_signctx(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen,
-					EVP_MD_CTX *mctx)
-	{
-	unsigned int hlen;
-	HMAC_PKEY_CTX *hctx = ctx->data;
-	int l = EVP_MD_CTX_size(mctx);
-
-	if (l < 0)
-		return 0;
-	*siglen = l;
-	if (!sig)
-		return 1;
-
-	if (!HMAC_Final(&hctx->ctx, sig, &hlen))
-		return 0;
-	*siglen = (size_t)hlen;
-	return 1;
-	}
+                        EVP_MD_CTX *mctx)
+{
+    unsigned int hlen;
+    HMAC_PKEY_CTX *hctx = ctx->data;
+    int l = EVP_MD_CTX_size(mctx);
+
+    if (l < 0)
+        return 0;
+    *siglen = l;
+    if (!sig)
+        return 1;
+
+    if (!HMAC_Final(&hctx->ctx, sig, &hlen))
+        return 0;
+    *siglen = (size_t)hlen;
+    return 1;
+}
 
 static int pkey_hmac_ctrl(EVP_PKEY_CTX *ctx, int type, int p1, void *p2)
-	{
-	HMAC_PKEY_CTX *hctx = ctx->data;
-	ASN1_OCTET_STRING *key;
-	switch (type)
-		{
-
-		case EVP_PKEY_CTRL_SET_MAC_KEY:
-		if ((!p2 && p1 > 0) || (p1 < -1))
-			return 0;
-		if (!ASN1_OCTET_STRING_set(&hctx->ktmp, p2, p1))
-			return 0;
-		break;
-
-		case EVP_PKEY_CTRL_MD:
-		hctx->md = p2;
-		break;
-
-		case EVP_PKEY_CTRL_DIGESTINIT:
-		key = (ASN1_OCTET_STRING *)ctx->pkey->pkey.ptr;
-		if (!HMAC_Init_ex(&hctx->ctx, key->data, key->length, hctx->md,
-				ctx->engine))
-			return 0;
-		break;
-
-		default:
-		return -2;
-
-		}
-	return 1;
-	}
+{
+    HMAC_PKEY_CTX *hctx = ctx->data;
+    ASN1_OCTET_STRING *key;
+    switch (type) {
+
+    case EVP_PKEY_CTRL_SET_MAC_KEY:
+        if ((!p2 && p1 > 0) || (p1 < -1))
+            return 0;
+        if (!ASN1_OCTET_STRING_set(&hctx->ktmp, p2, p1))
+            return 0;
+        break;
+
+    case EVP_PKEY_CTRL_MD:
+        hctx->md = p2;
+        break;
+
+    case EVP_PKEY_CTRL_DIGESTINIT:
+        key = (ASN1_OCTET_STRING *)ctx->pkey->pkey.ptr;
+        if (!HMAC_Init_ex(&hctx->ctx, key->data, key->length, hctx->md,
+                          ctx->engine))
+            return 0;
+        break;
+
+    default:
+        return -2;
+
+    }
+    return 1;
+}
 
 static int pkey_hmac_ctrl_str(EVP_PKEY_CTX *ctx,
-			const char *type, const char *value)
-	{
-	if (!value)
-		{
-		return 0;
-		}
-	if (!strcmp(type, "key"))
-		{
-		void *p = (void *)value;
-		return pkey_hmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY,
-				-1, p);
-		}
-	if (!strcmp(type, "hexkey"))
-		{
-		unsigned char *key;
-		int r;
-		long keylen;
-		key = string_to_hex(value, &keylen);
-		if (!key)
-			return 0;
-		r = pkey_hmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, keylen, key);
-		OPENSSL_free(key);
-		return r;
-		}
-	return -2;
-	}
-
-const EVP_PKEY_METHOD hmac_pkey_meth = 
-	{
-	EVP_PKEY_HMAC,
-	0,
-	pkey_hmac_init,
-	pkey_hmac_copy,
-	pkey_hmac_cleanup,
-
-	0, 0,
-
-	0,
-	pkey_hmac_keygen,
-
-	0, 0,
-
-	0, 0,
-
-	0,0,
-
-	hmac_signctx_init,
-	hmac_signctx,
-
-	0,0,
-
-	0,0,
-
-	0,0,
-
-	0,0,
-
-	pkey_hmac_ctrl,
-	pkey_hmac_ctrl_str
-
-	};
+                              const char *type, const char *value)
+{
+    if (!value) {
+        return 0;
+    }
+    if (!strcmp(type, "key")) {
+        void *p = (void *)value;
+        return pkey_hmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, -1, p);
+    }
+    if (!strcmp(type, "hexkey")) {
+        unsigned char *key;
+        int r;
+        long keylen;
+        key = string_to_hex(value, &keylen);
+        if (!key)
+            return 0;
+        r = pkey_hmac_ctrl(ctx, EVP_PKEY_CTRL_SET_MAC_KEY, keylen, key);
+        OPENSSL_free(key);
+        return r;
+    }
+    return -2;
+}
+
+const EVP_PKEY_METHOD hmac_pkey_meth = {
+    EVP_PKEY_HMAC,
+    0,
+    pkey_hmac_init,
+    pkey_hmac_copy,
+    pkey_hmac_cleanup,
+
+    0, 0,
+
+    0,
+    pkey_hmac_keygen,
+
+    0, 0,
+
+    0, 0,
+
+    0, 0,
+
+    hmac_signctx_init,
+    hmac_signctx,
+
+    0, 0,
+
+    0, 0,
+
+    0, 0,
+
+    0, 0,
+
+    pkey_hmac_ctrl,
+    pkey_hmac_ctrl_str
+};
diff --git a/openssl/crypto/hmac/hmac.c b/openssl/crypto/hmac/hmac.c
index ba27cbf56..1fc9e2c3f 100644
--- a/openssl/crypto/hmac/hmac.c
+++ b/openssl/crypto/hmac/hmac.c
@@ -5,21 +5,21 @@
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).
  * The implementation was written so as to conform with Netscapes SSL.
- * 
+ *
  * This library is free for commercial and non-commercial use as long as
  * the following conditions are aheared to.  The following conditions
  * apply to all code found in this distribution, be it the RC4, RSA,
  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  * included with this distribution is covered by the same copyright terms
  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- * 
+ *
  * Copyright remains Eric Young's, and as such any Copyright notices in
  * the code are not to be removed.
  * If this package is used in a product, Eric Young should be given attribution
  * as the author of the parts of the library used.
  * This can be in the form of a textual message at program startup or
  * in documentation (online or textual) provided with the package.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ -34,10 +34,10 @@
  *     Eric Young (eay@cryptsoft.com)"
  *    The word 'cryptographic' can be left out if the rouines from the library
  *    being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from 
+ * 4. If you include any Windows specific code (or a derivative thereof) from
  *    the apps directory (application code) you must include an acknowledgement:
  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
  * 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.
- * 
+ *
  * The licence and distribution terms for any publically available version or
  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  * copied and put under another distribution licence
@@ -62,190 +62,192 @@
 #include <openssl/hmac.h>
 
 #ifdef OPENSSL_FIPS
-#include <openssl/fips.h>
+# include <openssl/fips.h>
 #endif
 
 int HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len,
-		  const EVP_MD *md, ENGINE *impl)
-	{
-	int i,j,reset=0;
-	unsigned char pad[HMAC_MAX_MD_CBLOCK];
+                 const EVP_MD *md, ENGINE *impl)
+{
+    int i, j, reset = 0;
+    unsigned char pad[HMAC_MAX_MD_CBLOCK];
 
 #ifdef OPENSSL_FIPS
-	if (FIPS_mode())
-		{
-		/* If we have an ENGINE need to allow non FIPS */
-		if ((impl || ctx->i_ctx.engine)
-			&&  !(ctx->i_ctx.flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW))
-			{
-			EVPerr(EVP_F_HMAC_INIT_EX, EVP_R_DISABLED_FOR_FIPS);
-			return 0;
-			}
-		/* Other algorithm blocking will be done in FIPS_cmac_init,
-		 * via FIPS_hmac_init_ex().
-		 */
-		if (!impl && !ctx->i_ctx.engine)
-			return FIPS_hmac_init_ex(ctx, key, len, md, NULL);
-		}
+    /* If FIPS mode switch to approved implementation if possible */
+    if (FIPS_mode()) {
+        const EVP_MD *fipsmd;
+        if (md) {
+            fipsmd = FIPS_get_digestbynid(EVP_MD_type(md));
+            if (fipsmd)
+                md = fipsmd;
+        }
+    }
+
+    if (FIPS_mode()) {
+        /* If we have an ENGINE need to allow non FIPS */
+        if ((impl || ctx->i_ctx.engine)
+            && !(ctx->i_ctx.flags & EVP_CIPH_FLAG_NON_FIPS_ALLOW)) {
+            EVPerr(EVP_F_HMAC_INIT_EX, EVP_R_DISABLED_FOR_FIPS);
+            return 0;
+        }
+        /*
+         * Other algorithm blocking will be done in FIPS_cmac_init, via
+         * FIPS_hmac_init_ex().
+         */
+        if (!impl && !ctx->i_ctx.engine)
+            return FIPS_hmac_init_ex(ctx, key, len, md, NULL);
+    }
 #endif
 
-	if (md != NULL)
-		{
-		reset=1;
-		ctx->md=md;
-		}
-	else
-		md=ctx->md;
-
-	if (key != NULL)
-		{
-		reset=1;
-		j=EVP_MD_block_size(md);
-		OPENSSL_assert(j <= (int)sizeof(ctx->key));
-		if (j < len)
-			{
-			if (!EVP_DigestInit_ex(&ctx->md_ctx,md, impl))
-				goto err;
-			if (!EVP_DigestUpdate(&ctx->md_ctx,key,len))
-				goto err;
-			if (!EVP_DigestFinal_ex(&(ctx->md_ctx),ctx->key,
-				&ctx->key_length))
-				goto err;
-			}
-		else
-			{
-			OPENSSL_assert(len>=0 && len<=(int)sizeof(ctx->key));
-			memcpy(ctx->key,key,len);
-			ctx->key_length=len;
-			}
-		if(ctx->key_length != HMAC_MAX_MD_CBLOCK)
-			memset(&ctx->key[ctx->key_length], 0,
-				HMAC_MAX_MD_CBLOCK - ctx->key_length);
-		}
-
-	if (reset)	
-		{
-		for (i=0; i<HMAC_MAX_MD_CBLOCK; i++)
-			pad[i]=0x36^ctx->key[i];
-		if (!EVP_DigestInit_ex(&ctx->i_ctx,md, impl))
-			goto err;
-		if (!EVP_DigestUpdate(&ctx->i_ctx,pad,EVP_MD_block_size(md)))
-			goto err;
-
-		for (i=0; i<HMAC_MAX_MD_CBLOCK; i++)
-			pad[i]=0x5c^ctx->key[i];
-		if (!EVP_DigestInit_ex(&ctx->o_ctx,md, impl))
-			goto err;
-		if (!EVP_DigestUpdate(&ctx->o_ctx,pad,EVP_MD_block_size(md)))
-			goto err;
-		}
-	if (!EVP_MD_CTX_copy_ex(&ctx->md_ctx,&ctx->i_ctx))
-			goto err;
-	return 1;
-	err:
-	return 0;
-	}
+    if (md != NULL) {
+        reset = 1;
+        ctx->md = md;
+    } else
+        md = ctx->md;
+
+    if (key != NULL) {
+        reset = 1;
+        j = EVP_MD_block_size(md);
+        OPENSSL_assert(j <= (int)sizeof(ctx->key));
+        if (j < len) {
+            if (!EVP_DigestInit_ex(&ctx->md_ctx, md, impl))
+                goto err;
+            if (!EVP_DigestUpdate(&ctx->md_ctx, key, len))
+                goto err;
+            if (!EVP_DigestFinal_ex(&(ctx->md_ctx), ctx->key,
+                                    &ctx->key_length))
+                goto err;
+        } else {
+            OPENSSL_assert(len >= 0 && len <= (int)sizeof(ctx->key));
+            memcpy(ctx->key, key, len);
+            ctx->key_length = len;
+        }
+        if (ctx->key_length != HMAC_MAX_MD_CBLOCK)
+            memset(&ctx->key[ctx->key_length], 0,
+                   HMAC_MAX_MD_CBLOCK - ctx->key_length);
+    }
+
+    if (reset) {
+        for (i = 0; i < HMAC_MAX_MD_CBLOCK; i++)
+            pad[i] = 0x36 ^ ctx->key[i];
+        if (!EVP_DigestInit_ex(&ctx->i_ctx, md, impl))
+            goto err;
+        if (!EVP_DigestUpdate(&ctx->i_ctx, pad, EVP_MD_block_size(md)))
+            goto err;
+
+        for (i = 0; i < HMAC_MAX_MD_CBLOCK; i++)
+            pad[i] = 0x5c ^ ctx->key[i];
+        if (!EVP_DigestInit_ex(&ctx->o_ctx, md, impl))
+            goto err;
+        if (!EVP_DigestUpdate(&ctx->o_ctx, pad, EVP_MD_block_size(md)))
+            goto err;
+    }
+    if (!EVP_MD_CTX_copy_ex(&ctx->md_ctx, &ctx->i_ctx))
+        goto err;
+    return 1;
+ err:
+    return 0;
+}
 
 int HMAC_Init(HMAC_CTX *ctx, const void *key, int len, const EVP_MD *md)
-	{
-	if(key && md)
-	    HMAC_CTX_init(ctx);
-	return HMAC_Init_ex(ctx,key,len,md, NULL);
-	}
+{
+    if (key && md)
+        HMAC_CTX_init(ctx);
+    return HMAC_Init_ex(ctx, key, len, md, NULL);
+}
 
 int HMAC_Update(HMAC_CTX *ctx, const unsigned char *data, size_t len)
-	{
+{
 #ifdef OPENSSL_FIPS
-	if (FIPS_mode() && !ctx->i_ctx.engine)
-		return FIPS_hmac_update(ctx, data, len);
+    if (FIPS_mode() && !ctx->i_ctx.engine)
+        return FIPS_hmac_update(ctx, data, len);
 #endif
-	return EVP_DigestUpdate(&ctx->md_ctx,data,len);
-	}
+    return EVP_DigestUpdate(&ctx->md_ctx, data, len);
+}
 
 int HMAC_Final(HMAC_CTX *ctx, unsigned char *md, unsigned int *len)
-	{
-	unsigned int i;
-	unsigned char buf[EVP_MAX_MD_SIZE];
+{
+    unsigned int i;
+    unsigned char buf[EVP_MAX_MD_SIZE];
 #ifdef OPENSSL_FIPS
-	if (FIPS_mode() && !ctx->i_ctx.engine)
-		return FIPS_hmac_final(ctx, md, len);
+    if (FIPS_mode() && !ctx->i_ctx.engine)
+        return FIPS_hmac_final(ctx, md, len);
 #endif
 
-	if (!EVP_DigestFinal_ex(&ctx->md_ctx,buf,&i))
-		goto err;
-	if (!EVP_MD_CTX_copy_ex(&ctx->md_ctx,&ctx->o_ctx))
-		goto err;
-	if (!EVP_DigestUpdate(&ctx->md_ctx,buf,i))
-		goto err;
-	if (!EVP_DigestFinal_ex(&ctx->md_ctx,md,len))
-		goto err;
-	return 1;
-	err:
-	return 0;
-	}
+    if (!EVP_DigestFinal_ex(&ctx->md_ctx, buf, &i))
+        goto err;
+    if (!EVP_MD_CTX_copy_ex(&ctx->md_ctx, &ctx->o_ctx))
+        goto err;
+    if (!EVP_DigestUpdate(&ctx->md_ctx, buf, i))
+        goto err;
+    if (!EVP_DigestFinal_ex(&ctx->md_ctx, md, len))
+        goto err;
+    return 1;
+ err:
+    return 0;
+}
 
 void HMAC_CTX_init(HMAC_CTX *ctx)
-	{
-	EVP_MD_CTX_init(&ctx->i_ctx);
-	EVP_MD_CTX_init(&ctx->o_ctx);
-	EVP_MD_CTX_init(&ctx->md_ctx);
-	}
+{
+    EVP_MD_CTX_init(&ctx->i_ctx);
+    EVP_MD_CTX_init(&ctx->o_ctx);
+    EVP_MD_CTX_init(&ctx->md_ctx);
+}
 
 int HMAC_CTX_copy(HMAC_CTX *dctx, HMAC_CTX *sctx)
-	{
-	if (!EVP_MD_CTX_copy(&dctx->i_ctx, &sctx->i_ctx))
-		goto err;
-	if (!EVP_MD_CTX_copy(&dctx->o_ctx, &sctx->o_ctx))
-		goto err;
-	if (!EVP_MD_CTX_copy(&dctx->md_ctx, &sctx->md_ctx))
-		goto err;
-	memcpy(dctx->key, sctx->key, HMAC_MAX_MD_CBLOCK);
-	dctx->key_length = sctx->key_length;
-	dctx->md = sctx->md;
-	return 1;
-	err:
-	return 0;
-	}
+{
+    if (!EVP_MD_CTX_copy(&dctx->i_ctx, &sctx->i_ctx))
+        goto err;
+    if (!EVP_MD_CTX_copy(&dctx->o_ctx, &sctx->o_ctx))
+        goto err;
+    if (!EVP_MD_CTX_copy(&dctx->md_ctx, &sctx->md_ctx))
+        goto err;
+    memcpy(dctx->key, sctx->key, HMAC_MAX_MD_CBLOCK);
+    dctx->key_length = sctx->key_length;
+    dctx->md = sctx->md;
+    return 1;
+ err:
+    return 0;
+}
 
 void HMAC_CTX_cleanup(HMAC_CTX *ctx)
-	{
+{
 #ifdef OPENSSL_FIPS
-	if (FIPS_mode() && !ctx->i_ctx.engine)
-		{
-		FIPS_hmac_ctx_cleanup(ctx);
-		return;
-		}
+    if (FIPS_mode() && !ctx->i_ctx.engine) {
+        FIPS_hmac_ctx_cleanup(ctx);
+        return;
+    }
 #endif
-	EVP_MD_CTX_cleanup(&ctx->i_ctx);
-	EVP_MD_CTX_cleanup(&ctx->o_ctx);
-	EVP_MD_CTX_cleanup(&ctx->md_ctx);
-	memset(ctx,0,sizeof *ctx);
-	}
+    EVP_MD_CTX_cleanup(&ctx->i_ctx);
+    EVP_MD_CTX_cleanup(&ctx->o_ctx);
+    EVP_MD_CTX_cleanup(&ctx->md_ctx);
+    memset(ctx, 0, sizeof *ctx);
+}
 
 unsigned char *HMAC(const EVP_MD *evp_md, const void *key, int key_len,
-		    const unsigned char *d, size_t n, unsigned char *md,
-		    unsigned int *md_len)
-	{
-	HMAC_CTX c;
-	static unsigned char m[EVP_MAX_MD_SIZE];
-
-	if (md == NULL) md=m;
-	HMAC_CTX_init(&c);
-	if (!HMAC_Init(&c,key,key_len,evp_md))
-		goto err;
-	if (!HMAC_Update(&c,d,n))
-		goto err;
-	if (!HMAC_Final(&c,md,md_len))
-		goto err;
-	HMAC_CTX_cleanup(&c);
-	return md;
-	err:
-	return NULL;
-	}
+                    const unsigned char *d, size_t n, unsigned char *md,
+                    unsigned int *md_len)
+{
+    HMAC_CTX c;
+    static unsigned char m[EVP_MAX_MD_SIZE];
+
+    if (md == NULL)
+        md = m;
+    HMAC_CTX_init(&c);
+    if (!HMAC_Init(&c, key, key_len, evp_md))
+        goto err;
+    if (!HMAC_Update(&c, d, n))
+        goto err;
+    if (!HMAC_Final(&c, md, md_len))
+        goto err;
+    HMAC_CTX_cleanup(&c);
+    return md;
+ err:
+    return NULL;
+}
 
 void HMAC_CTX_set_flags(HMAC_CTX *ctx, unsigned long flags)
-	{
-	EVP_MD_CTX_set_flags(&ctx->i_ctx, flags);
-	EVP_MD_CTX_set_flags(&ctx->o_ctx, flags);
-	EVP_MD_CTX_set_flags(&ctx->md_ctx, flags);
-	}
+{
+    EVP_MD_CTX_set_flags(&ctx->i_ctx, flags);
+    EVP_MD_CTX_set_flags(&ctx->o_ctx, flags);
+    EVP_MD_CTX_set_flags(&ctx->md_ctx, flags);
+}
diff --git a/openssl/crypto/hmac/hmac.h b/openssl/crypto/hmac/hmac.h
index 1be002219..b8b55cda7 100644
--- a/openssl/crypto/hmac/hmac.h
+++ b/openssl/crypto/hmac/hmac.h
@@ -5,21 +5,21 @@
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).
  * The implementation was written so as to conform with Netscapes SSL.
- * 
+ *
  * This library is free for commercial and non-commercial use as long as
  * the following conditions are aheared to.  The following conditions
  * apply to all code found in this distribution, be it the RC4, RSA,
  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  * included with this distribution is covered by the same copyright terms
  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- * 
+ *
  * Copyright remains Eric Young's, and as such any Copyright notices in
  * the code are not to be removed.
  * If this package is used in a product, Eric Young should be given attribution
  * as the author of the parts of the library used.
  * This can be in the form of a textual message at program startup or
  * in documentation (online or textual) provided with the package.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ -34,10 +34,10 @@
  *     Eric Young (eay@cryptsoft.com)"
  *    The word 'cryptographic' can be left out if the rouines from the library
  *    being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from 
+ * 4. If you include any Windows specific code (or a derivative thereof) from
  *    the apps directory (application code) you must include an acknowledgement:
  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,56 +49,55 @@
  * 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.
- * 
+ *
  * The licence and distribution terms for any publically available version or
  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  * copied and put under another distribution licence
  * [including the GNU Public Licence.]
  */
 #ifndef HEADER_HMAC_H
-#define HEADER_HMAC_H
+# define HEADER_HMAC_H
 
-#include <openssl/opensslconf.h>
+# include <openssl/opensslconf.h>
 
-#ifdef OPENSSL_NO_HMAC
-#error HMAC is disabled.
-#endif
+# ifdef OPENSSL_NO_HMAC
+#  error HMAC is disabled.
+# endif
 
-#include <openssl/evp.h>
+# include <openssl/evp.h>
 
-#define HMAC_MAX_MD_CBLOCK	128	/* largest known is SHA512 */
+# define HMAC_MAX_MD_CBLOCK      128/* largest known is SHA512 */
 
 #ifdef  __cplusplus
 extern "C" {
 #endif
 
-typedef struct hmac_ctx_st
-	{
-	const EVP_MD *md;
-	EVP_MD_CTX md_ctx;
-	EVP_MD_CTX i_ctx;
-	EVP_MD_CTX o_ctx;
-	unsigned int key_length;
-	unsigned char key[HMAC_MAX_MD_CBLOCK];
-	} HMAC_CTX;
-
-#define HMAC_size(e)	(EVP_MD_size((e)->md))
+typedef struct hmac_ctx_st {
+    const EVP_MD *md;
+    EVP_MD_CTX md_ctx;
+    EVP_MD_CTX i_ctx;
+    EVP_MD_CTX o_ctx;
+    unsigned int key_length;
+    unsigned char key[HMAC_MAX_MD_CBLOCK];
+} HMAC_CTX;
 
+# define HMAC_size(e)    (EVP_MD_size((e)->md))
 
 void HMAC_CTX_init(HMAC_CTX *ctx);
 void HMAC_CTX_cleanup(HMAC_CTX *ctx);
 
-#define HMAC_cleanup(ctx) HMAC_CTX_cleanup(ctx) /* deprecated */
+/* deprecated */
+# define HMAC_cleanup(ctx) HMAC_CTX_cleanup(ctx)
 
-int HMAC_Init(HMAC_CTX *ctx, const void *key, int len,
-	       const EVP_MD *md); /* deprecated */
+/* deprecated */
+int HMAC_Init(HMAC_CTX *ctx, const void *key, int len, const EVP_MD *md);
 int HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len,
-		  const EVP_MD *md, ENGINE *impl);
+                 const EVP_MD *md, ENGINE *impl);
 int HMAC_Update(HMAC_CTX *ctx, const unsigned char *data, size_t len);
 int HMAC_Final(HMAC_CTX *ctx, unsigned char *md, unsigned int *len);
 unsigned char *HMAC(const EVP_MD *evp_md, const void *key, int key_len,
-		    const unsigned char *d, size_t n, unsigned char *md,
-		    unsigned int *md_len);
+                    const unsigned char *d, size_t n, unsigned char *md,
+                    unsigned int *md_len);
 int HMAC_CTX_copy(HMAC_CTX *dctx, HMAC_CTX *sctx);
 
 void HMAC_CTX_set_flags(HMAC_CTX *ctx, unsigned long flags);
diff --git a/openssl/crypto/hmac/hmactest.c b/openssl/crypto/hmac/hmactest.c
index 1b906b81a..3d130a03e 100644
--- a/openssl/crypto/hmac/hmactest.c
+++ b/openssl/crypto/hmac/hmactest.c
@@ -5,21 +5,21 @@
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).
  * The implementation was written so as to conform with Netscapes SSL.
- * 
+ *
  * This library is free for commercial and non-commercial use as long as
  * the following conditions are aheared to.  The following conditions
  * apply to all code found in this distribution, be it the RC4, RSA,
  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  * included with this distribution is covered by the same copyright terms
  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- * 
+ *
  * Copyright remains Eric Young's, and as such any Copyright notices in
  * the code are not to be removed.
  * If this package is used in a product, Eric Young should be given attribution
  * as the author of the parts of the library used.
  * This can be in the form of a textual message at program startup or
  * in documentation (online or textual) provided with the package.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ -34,10 +34,10 @@
  *     Eric Young (eay@cryptsoft.com)"
  *    The word 'cryptographic' can be left out if the rouines from the library
  *    being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from 
+ * 4. If you include any Windows specific code (or a derivative thereof) from
  *    the apps directory (application code) you must include an acknowledgement:
  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
  * 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.
- * 
+ *
  * The licence and distribution terms for any publically available version or
  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  * copied and put under another distribution licence
@@ -66,110 +66,102 @@
 int main(int argc, char *argv[])
 {
     printf("No HMAC support\n");
-    return(0);
+    return (0);
 }
 #else
-#include <openssl/hmac.h>
-#ifndef OPENSSL_NO_MD5
-#include <openssl/md5.h>
-#endif
+# include <openssl/hmac.h>
+# ifndef OPENSSL_NO_MD5
+#  include <openssl/md5.h>
+# endif
 
-#ifdef CHARSET_EBCDIC
-#include <openssl/ebcdic.h>
-#endif
+# ifdef CHARSET_EBCDIC
+#  include <openssl/ebcdic.h>
+# endif
 
-#ifndef OPENSSL_NO_MD5
-static struct test_st
-	{
-	unsigned char key[16];
-	int key_len;
-	unsigned char data[64];
-	int data_len;
-	unsigned char *digest;
-	} test[4]={
-	{	"",
-		0,
-		"More text test vectors to stuff up EBCDIC machines :-)",
-		54,
-		(unsigned char *)"e9139d1e6ee064ef8cf514fc7dc83e86",
-	},{	{0x0b,0x0b,0x0b,0x0b,0x0b,0x0b,0x0b,0x0b,
-		 0x0b,0x0b,0x0b,0x0b,0x0b,0x0b,0x0b,0x0b,},
-		16,
-		"Hi There",
-		8,
-		(unsigned char *)"9294727a3638bb1c13f48ef8158bfc9d",
-	},{	"Jefe",
-		4,
-		"what do ya want for nothing?",
-		28,
-		(unsigned char *)"750c783e6ab0b503eaa86e310a5db738",
-	},{
-		{0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,
-		 0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,0xaa,},
-		16,
-		{0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,
-		 0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,
-		 0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,
-		 0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,
-		 0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,
-		 0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,0xdd,
-		 0xdd,0xdd},
-		50,
-		(unsigned char *)"56be34521d144c88dbb8c733f0e8b3f6",
-	},
-	};
-#endif
+# ifndef OPENSSL_NO_MD5
+static struct test_st {
+    unsigned char key[16];
+    int key_len;
+    unsigned char data[64];
+    int data_len;
+    unsigned char *digest;
+} test[4] = {
+    {
+        "", 0, "More text test vectors to stuff up EBCDIC machines :-)", 54,
+        (unsigned char *)"e9139d1e6ee064ef8cf514fc7dc83e86",
+    },
+    {
+        {
+            0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,
+            0x0b, 0x0b, 0x0b, 0x0b, 0x0b,
+        }, 16, "Hi There", 8,
+        (unsigned char *)"9294727a3638bb1c13f48ef8158bfc9d",
+    },
+    {
+        "Jefe", 4, "what do ya want for nothing?", 28,
+        (unsigned char *)"750c783e6ab0b503eaa86e310a5db738",
+    },
+    {
+        {
+            0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
+            0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
+        }, 16, {
+            0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
+            0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
+            0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
+            0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
+            0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd
+        }, 50, (unsigned char *)"56be34521d144c88dbb8c733f0e8b3f6",
+    },
+};
+# endif
 
 static char *pt(unsigned char *md);
 int main(int argc, char *argv[])
-	{
-#ifndef OPENSSL_NO_MD5
-	int i;
-	char *p;
-#endif
-	int err=0;
+{
+# ifndef OPENSSL_NO_MD5
+    int i;
+    char *p;
+# endif
+    int err = 0;
 
-#ifdef OPENSSL_NO_MD5
-	printf("test skipped: MD5 disabled\n");
-#else
+# ifdef OPENSSL_NO_MD5
+    printf("test skipped: MD5 disabled\n");
+# else
 
-#ifdef CHARSET_EBCDIC
-	ebcdic2ascii(test[0].data, test[0].data, test[0].data_len);
-	ebcdic2ascii(test[1].data, test[1].data, test[1].data_len);
-	ebcdic2ascii(test[2].key,  test[2].key,  test[2].key_len);
-	ebcdic2ascii(test[2].data, test[2].data, test[2].data_len);
-#endif
+#  ifdef CHARSET_EBCDIC
+    ebcdic2ascii(test[0].data, test[0].data, test[0].data_len);
+    ebcdic2ascii(test[1].data, test[1].data, test[1].data_len);
+    ebcdic2ascii(test[2].key, test[2].key, test[2].key_len);
+    ebcdic2ascii(test[2].data, test[2].data, test[2].data_len);
+#  endif
 
-	for (i=0; i<4; i++)
-		{
-		p=pt(HMAC(EVP_md5(),
-			test[i].key, test[i].key_len,
-			test[i].data, test[i].data_len,
-			NULL,NULL));
+    for (i = 0; i < 4; i++) {
+        p = pt(HMAC(EVP_md5(),
+                    test[i].key, test[i].key_len,
+                    test[i].data, test[i].data_len, NULL, NULL));
 
-		if (strcmp(p,(char *)test[i].digest) != 0)
-			{
-			printf("error calculating HMAC on %d entry'\n",i);
-			printf("got %s instead of %s\n",p,test[i].digest);
-			err++;
-			}
-		else
-			printf("test %d ok\n",i);
-		}
-#endif /* OPENSSL_NO_MD5 */
-	EXIT(err);
-	return(0);
-	}
+        if (strcmp(p, (char *)test[i].digest) != 0) {
+            printf("error calculating HMAC on %d entry'\n", i);
+            printf("got %s instead of %s\n", p, test[i].digest);
+            err++;
+        } else
+            printf("test %d ok\n", i);
+    }
+# endif                         /* OPENSSL_NO_MD5 */
+    EXIT(err);
+    return (0);
+}
 
-#ifndef OPENSSL_NO_MD5
+# ifndef OPENSSL_NO_MD5
 static char *pt(unsigned char *md)
-	{
-	int i;
-	static char buf[80];
+{
+    int i;
+    static char buf[80];
 
-	for (i=0; i<MD5_DIGEST_LENGTH; i++)
-		sprintf(&(buf[i*2]),"%02x",md[i]);
-	return(buf);
-	}
-#endif
+    for (i = 0; i < MD5_DIGEST_LENGTH; i++)
+        sprintf(&(buf[i * 2]), "%02x", md[i]);
+    return (buf);
+}
+# endif
 #endif