X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fecdh%2Fecdhtest.c;h=a89177e4353c519daed7604a99d5b9b5e66076aa;hp=1575006b5161d8b6a36d7f789b79b64c9d3fb9bb;hb=8fdc3734c063146b038608c2412a0f2c9b21b6d6;hpb=5f834ab123af6444b7cffe21849e434ad6479f8a

diff --git a/crypto/ecdh/ecdhtest.c b/crypto/ecdh/ecdhtest.c
index 1575006b51..a89177e435 100644
--- a/crypto/ecdh/ecdhtest.c
+++ b/crypto/ecdh/ecdhtest.c
@@ -21,7 +21,7 @@
  * 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
@@ -73,7 +73,7 @@
 
 #include "../e_os.h"
 
-#include <openssl/opensslconf.h>	/* for OPENSSL_NO_ECDH */
+#include <openssl/opensslconf.h> /* for OPENSSL_NO_EC */
 #include <openssl/crypto.h>
 #include <openssl/bio.h>
 #include <openssl/bn.h>
@@ -82,287 +82,456 @@
 #include <openssl/sha.h>
 #include <openssl/err.h>
 
-#ifdef OPENSSL_NO_ECDH
+#ifdef OPENSSL_NO_EC
 int main(int argc, char *argv[])
 {
     printf("No ECDH support\n");
-    return(0);
+    return (0);
 }
 #else
-#include <openssl/ec.h>
-#include <openssl/ecdh.h>
-
-#ifdef OPENSSL_SYS_WIN16
-#define MS_CALLBACK	_far _loadds
-#else
-#define MS_CALLBACK
-#endif
-
-#if 0
-static void MS_CALLBACK cb(int p, int n, void *arg);
-#endif
-
-static const char rnd_seed[] = "string to make the random number generator think it has entropy";
+# include <openssl/ec.h>
+# include <openssl/ecdh.h>
 
+static const char rnd_seed[] =
+    "string to make the random number generator think it has entropy";
 
 static const int KDF1_SHA1_len = 20;
-static void *KDF1_SHA1(const void *in, size_t inlen, void *out, size_t *outlen)
-	{
-#ifndef OPENSSL_NO_SHA
-	if (*outlen < SHA_DIGEST_LENGTH)
-		return NULL;
-	else
-		*outlen = SHA_DIGEST_LENGTH;
-	return SHA1(in, inlen, out);
-#else
-	return NULL;
-#endif
-	}
-
+static void *KDF1_SHA1(const void *in, size_t inlen, void *out,
+                       size_t *outlen)
+{
+    if (*outlen < SHA_DIGEST_LENGTH)
+        return NULL;
+    *outlen = SHA_DIGEST_LENGTH;
+    return SHA1(in, inlen, out);
+}
 
 static int test_ecdh_curve(int nid, const char *text, BN_CTX *ctx, BIO *out)
-	{
-	EC_KEY *a=NULL;
-	EC_KEY *b=NULL;
-	BIGNUM *x_a=NULL, *y_a=NULL,
-	       *x_b=NULL, *y_b=NULL;
-	char buf[12];
-	unsigned char *abuf=NULL,*bbuf=NULL;
-	int i,alen,blen,aout,bout,ret=0;
-	const EC_GROUP *group;
-
-	a = EC_KEY_new_by_curve_name(nid);
-	b = EC_KEY_new_by_curve_name(nid);
-	if (a == NULL || b == NULL)
-		goto err;
-
-	group = EC_KEY_get0_group(a);
-
-	if ((x_a=BN_new()) == NULL) goto err;
-	if ((y_a=BN_new()) == NULL) goto err;
-	if ((x_b=BN_new()) == NULL) goto err;
-	if ((y_b=BN_new()) == NULL) goto err;
-
-	BIO_puts(out,"Testing key generation with ");
-	BIO_puts(out,text);
-#ifdef NOISY
-	BIO_puts(out,"\n");
-#else
-	(void)BIO_flush(out);
-#endif
-
-	if (!EC_KEY_generate_key(a)) goto err;
-	
-	if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) == NID_X9_62_prime_field) 
-		{
-		if (!EC_POINT_get_affine_coordinates_GFp(group,
-			EC_KEY_get0_public_key(a), x_a, y_a, ctx)) goto err;
-		}
-	else
-		{
-		if (!EC_POINT_get_affine_coordinates_GF2m(group,
-			EC_KEY_get0_public_key(a), x_a, y_a, ctx)) goto err;
-		}
-#ifdef NOISY
-	BIO_puts(out,"  pri 1=");
-	BN_print(out,a->priv_key);
-	BIO_puts(out,"\n  pub 1=");
-	BN_print(out,x_a);
-	BIO_puts(out,",");
-	BN_print(out,y_a);
-	BIO_puts(out,"\n");
-#else
-	BIO_printf(out," .");
-	(void)BIO_flush(out);
-#endif
+{
+    EC_KEY *a = NULL;
+    EC_KEY *b = NULL;
+    BIGNUM *x_a = NULL, *y_a = NULL, *x_b = NULL, *y_b = NULL;
+    char buf[12];
+    unsigned char *abuf = NULL, *bbuf = NULL;
+    int i, alen, blen, aout, bout, ret = 0;
+    const EC_GROUP *group;
+
+    a = EC_KEY_new_by_curve_name(nid);
+    b = EC_KEY_new_by_curve_name(nid);
+    if (a == NULL || b == NULL)
+        goto err;
+
+    group = EC_KEY_get0_group(a);
+
+    if ((x_a = BN_new()) == NULL)
+        goto err;
+    if ((y_a = BN_new()) == NULL)
+        goto err;
+    if ((x_b = BN_new()) == NULL)
+        goto err;
+    if ((y_b = BN_new()) == NULL)
+        goto err;
+
+    BIO_puts(out, "Testing key generation with ");
+    BIO_puts(out, text);
+# ifdef NOISY
+    BIO_puts(out, "\n");
+# else
+    (void)BIO_flush(out);
+# endif
+
+    if (!EC_KEY_generate_key(a))
+        goto err;
+
+    if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) ==
+        NID_X9_62_prime_field) {
+        if (!EC_POINT_get_affine_coordinates_GFp
+            (group, EC_KEY_get0_public_key(a), x_a, y_a, ctx))
+            goto err;
+    }
+# ifndef OPENSSL_NO_EC2M
+    else {
+        if (!EC_POINT_get_affine_coordinates_GF2m(group,
+                                                  EC_KEY_get0_public_key(a),
+                                                  x_a, y_a, ctx))
+            goto err;
+    }
+# endif
+# ifdef NOISY
+    BIO_puts(out, "  pri 1=");
+    BN_print(out, a->priv_key);
+    BIO_puts(out, "\n  pub 1=");
+    BN_print(out, x_a);
+    BIO_puts(out, ",");
+    BN_print(out, y_a);
+    BIO_puts(out, "\n");
+# else
+    BIO_printf(out, " .");
+    (void)BIO_flush(out);
+# endif
+
+    if (!EC_KEY_generate_key(b))
+        goto err;
+
+    if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) ==
+        NID_X9_62_prime_field) {
+        if (!EC_POINT_get_affine_coordinates_GFp
+            (group, EC_KEY_get0_public_key(b), x_b, y_b, ctx))
+            goto err;
+    }
+# ifndef OPENSSL_NO_EC2M
+    else {
+        if (!EC_POINT_get_affine_coordinates_GF2m(group,
+                                                  EC_KEY_get0_public_key(b),
+                                                  x_b, y_b, ctx))
+            goto err;
+    }
+# endif
+
+# ifdef NOISY
+    BIO_puts(out, "  pri 2=");
+    BN_print(out, b->priv_key);
+    BIO_puts(out, "\n  pub 2=");
+    BN_print(out, x_b);
+    BIO_puts(out, ",");
+    BN_print(out, y_b);
+    BIO_puts(out, "\n");
+# else
+    BIO_printf(out, ".");
+    (void)BIO_flush(out);
+# endif
+
+    alen = KDF1_SHA1_len;
+    abuf = (unsigned char *)OPENSSL_malloc(alen);
+    aout =
+        ECDH_compute_key(abuf, alen, EC_KEY_get0_public_key(b), a, KDF1_SHA1);
+
+# ifdef NOISY
+    BIO_puts(out, "  key1 =");
+    for (i = 0; i < aout; i++) {
+        sprintf(buf, "%02X", abuf[i]);
+        BIO_puts(out, buf);
+    }
+    BIO_puts(out, "\n");
+# else
+    BIO_printf(out, ".");
+    (void)BIO_flush(out);
+# endif
+
+    blen = KDF1_SHA1_len;
+    bbuf = (unsigned char *)OPENSSL_malloc(blen);
+    bout =
+        ECDH_compute_key(bbuf, blen, EC_KEY_get0_public_key(a), b, KDF1_SHA1);
+
+# ifdef NOISY
+    BIO_puts(out, "  key2 =");
+    for (i = 0; i < bout; i++) {
+        sprintf(buf, "%02X", bbuf[i]);
+        BIO_puts(out, buf);
+    }
+    BIO_puts(out, "\n");
+# else
+    BIO_printf(out, ".");
+    (void)BIO_flush(out);
+# endif
+
+    if ((aout < 4) || (bout != aout) || (memcmp(abuf, bbuf, aout) != 0)) {
+# ifndef NOISY
+        BIO_printf(out, " failed\n\n");
+        BIO_printf(out, "key a:\n");
+        BIO_printf(out, "private key: ");
+        BN_print(out, EC_KEY_get0_private_key(a));
+        BIO_printf(out, "\n");
+        BIO_printf(out, "public key (x,y): ");
+        BN_print(out, x_a);
+        BIO_printf(out, ",");
+        BN_print(out, y_a);
+        BIO_printf(out, "\nkey b:\n");
+        BIO_printf(out, "private key: ");
+        BN_print(out, EC_KEY_get0_private_key(b));
+        BIO_printf(out, "\n");
+        BIO_printf(out, "public key (x,y): ");
+        BN_print(out, x_b);
+        BIO_printf(out, ",");
+        BN_print(out, y_b);
+        BIO_printf(out, "\n");
+        BIO_printf(out, "generated key a: ");
+        for (i = 0; i < bout; i++) {
+            sprintf(buf, "%02X", bbuf[i]);
+            BIO_puts(out, buf);
+        }
+        BIO_printf(out, "\n");
+        BIO_printf(out, "generated key b: ");
+        for (i = 0; i < aout; i++) {
+            sprintf(buf, "%02X", abuf[i]);
+            BIO_puts(out, buf);
+        }
+        BIO_printf(out, "\n");
+# endif
+        fprintf(stderr, "Error in ECDH routines\n");
+        ret = 0;
+    } else {
+# ifndef NOISY
+        BIO_printf(out, " ok\n");
+# endif
+        ret = 1;
+    }
+ err:
+    ERR_print_errors_fp(stderr);
+
+    if (abuf != NULL)
+        OPENSSL_free(abuf);
+    if (bbuf != NULL)
+        OPENSSL_free(bbuf);
+    if (x_a)
+        BN_free(x_a);
+    if (y_a)
+        BN_free(y_a);
+    if (x_b)
+        BN_free(x_b);
+    if (y_b)
+        BN_free(y_b);
+    EC_KEY_free(b);
+    EC_KEY_free(a);
+    return (ret);
+}
 
-	if (!EC_KEY_generate_key(b)) goto err;
-
-	if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) == NID_X9_62_prime_field) 
-		{
-		if (!EC_POINT_get_affine_coordinates_GFp(group, 
-			EC_KEY_get0_public_key(b), x_b, y_b, ctx)) goto err;
-		}
-	else
-		{
-		if (!EC_POINT_get_affine_coordinates_GF2m(group, 
-			EC_KEY_get0_public_key(b), x_b, y_b, ctx)) goto err;
-		}
-
-#ifdef NOISY
-	BIO_puts(out,"  pri 2=");
-	BN_print(out,b->priv_key);
-	BIO_puts(out,"\n  pub 2=");
-	BN_print(out,x_b);
-	BIO_puts(out,",");
-	BN_print(out,y_b);
-	BIO_puts(out,"\n");
-#else
-	BIO_printf(out,".");
-	(void)BIO_flush(out);
-#endif
+/* Keys and shared secrets from RFC 7027 */
+
+static const unsigned char bp256_da[] = {
+    0x81, 0xDB, 0x1E, 0xE1, 0x00, 0x15, 0x0F, 0xF2, 0xEA, 0x33, 0x8D, 0x70,
+    0x82, 0x71, 0xBE, 0x38, 0x30, 0x0C, 0xB5, 0x42, 0x41, 0xD7, 0x99, 0x50,
+    0xF7, 0x7B, 0x06, 0x30, 0x39, 0x80, 0x4F, 0x1D
+};
+
+static const unsigned char bp256_db[] = {
+    0x55, 0xE4, 0x0B, 0xC4, 0x1E, 0x37, 0xE3, 0xE2, 0xAD, 0x25, 0xC3, 0xC6,
+    0x65, 0x45, 0x11, 0xFF, 0xA8, 0x47, 0x4A, 0x91, 0xA0, 0x03, 0x20, 0x87,
+    0x59, 0x38, 0x52, 0xD3, 0xE7, 0xD7, 0x6B, 0xD3
+};
+
+static const unsigned char bp256_Z[] = {
+    0x89, 0xAF, 0xC3, 0x9D, 0x41, 0xD3, 0xB3, 0x27, 0x81, 0x4B, 0x80, 0x94,
+    0x0B, 0x04, 0x25, 0x90, 0xF9, 0x65, 0x56, 0xEC, 0x91, 0xE6, 0xAE, 0x79,
+    0x39, 0xBC, 0xE3, 0x1F, 0x3A, 0x18, 0xBF, 0x2B
+};
+
+static const unsigned char bp384_da[] = {
+    0x1E, 0x20, 0xF5, 0xE0, 0x48, 0xA5, 0x88, 0x6F, 0x1F, 0x15, 0x7C, 0x74,
+    0xE9, 0x1B, 0xDE, 0x2B, 0x98, 0xC8, 0xB5, 0x2D, 0x58, 0xE5, 0x00, 0x3D,
+    0x57, 0x05, 0x3F, 0xC4, 0xB0, 0xBD, 0x65, 0xD6, 0xF1, 0x5E, 0xB5, 0xD1,
+    0xEE, 0x16, 0x10, 0xDF, 0x87, 0x07, 0x95, 0x14, 0x36, 0x27, 0xD0, 0x42
+};
+
+static const unsigned char bp384_db[] = {
+    0x03, 0x26, 0x40, 0xBC, 0x60, 0x03, 0xC5, 0x92, 0x60, 0xF7, 0x25, 0x0C,
+    0x3D, 0xB5, 0x8C, 0xE6, 0x47, 0xF9, 0x8E, 0x12, 0x60, 0xAC, 0xCE, 0x4A,
+    0xCD, 0xA3, 0xDD, 0x86, 0x9F, 0x74, 0xE0, 0x1F, 0x8B, 0xA5, 0xE0, 0x32,
+    0x43, 0x09, 0xDB, 0x6A, 0x98, 0x31, 0x49, 0x7A, 0xBA, 0xC9, 0x66, 0x70
+};
+
+static const unsigned char bp384_Z[] = {
+    0x0B, 0xD9, 0xD3, 0xA7, 0xEA, 0x0B, 0x3D, 0x51, 0x9D, 0x09, 0xD8, 0xE4,
+    0x8D, 0x07, 0x85, 0xFB, 0x74, 0x4A, 0x6B, 0x35, 0x5E, 0x63, 0x04, 0xBC,
+    0x51, 0xC2, 0x29, 0xFB, 0xBC, 0xE2, 0x39, 0xBB, 0xAD, 0xF6, 0x40, 0x37,
+    0x15, 0xC3, 0x5D, 0x4F, 0xB2, 0xA5, 0x44, 0x4F, 0x57, 0x5D, 0x4F, 0x42
+};
+
+static const unsigned char bp512_da[] = {
+    0x16, 0x30, 0x2F, 0xF0, 0xDB, 0xBB, 0x5A, 0x8D, 0x73, 0x3D, 0xAB, 0x71,
+    0x41, 0xC1, 0xB4, 0x5A, 0xCB, 0xC8, 0x71, 0x59, 0x39, 0x67, 0x7F, 0x6A,
+    0x56, 0x85, 0x0A, 0x38, 0xBD, 0x87, 0xBD, 0x59, 0xB0, 0x9E, 0x80, 0x27,
+    0x96, 0x09, 0xFF, 0x33, 0x3E, 0xB9, 0xD4, 0xC0, 0x61, 0x23, 0x1F, 0xB2,
+    0x6F, 0x92, 0xEE, 0xB0, 0x49, 0x82, 0xA5, 0xF1, 0xD1, 0x76, 0x4C, 0xAD,
+    0x57, 0x66, 0x54, 0x22
+};
+
+static const unsigned char bp512_db[] = {
+    0x23, 0x0E, 0x18, 0xE1, 0xBC, 0xC8, 0x8A, 0x36, 0x2F, 0xA5, 0x4E, 0x4E,
+    0xA3, 0x90, 0x20, 0x09, 0x29, 0x2F, 0x7F, 0x80, 0x33, 0x62, 0x4F, 0xD4,
+    0x71, 0xB5, 0xD8, 0xAC, 0xE4, 0x9D, 0x12, 0xCF, 0xAB, 0xBC, 0x19, 0x96,
+    0x3D, 0xAB, 0x8E, 0x2F, 0x1E, 0xBA, 0x00, 0xBF, 0xFB, 0x29, 0xE4, 0xD7,
+    0x2D, 0x13, 0xF2, 0x22, 0x45, 0x62, 0xF4, 0x05, 0xCB, 0x80, 0x50, 0x36,
+    0x66, 0xB2, 0x54, 0x29
+};
+
+static const unsigned char bp512_Z[] = {
+    0xA7, 0x92, 0x70, 0x98, 0x65, 0x5F, 0x1F, 0x99, 0x76, 0xFA, 0x50, 0xA9,
+    0xD5, 0x66, 0x86, 0x5D, 0xC5, 0x30, 0x33, 0x18, 0x46, 0x38, 0x1C, 0x87,
+    0x25, 0x6B, 0xAF, 0x32, 0x26, 0x24, 0x4B, 0x76, 0xD3, 0x64, 0x03, 0xC0,
+    0x24, 0xD7, 0xBB, 0xF0, 0xAA, 0x08, 0x03, 0xEA, 0xFF, 0x40, 0x5D, 0x3D,
+    0x24, 0xF1, 0x1A, 0x9B, 0x5C, 0x0B, 0xEF, 0x67, 0x9F, 0xE1, 0x45, 0x4B,
+    0x21, 0xC4, 0xCD, 0x1F
+};
+
+/* Given private value and NID, create EC_KEY structure */
+
+static EC_KEY *mk_eckey(int nid, const unsigned char *p, size_t plen)
+{
+    int ok = 0;
+    EC_KEY *k = NULL;
+    BIGNUM *priv = NULL;
+    EC_POINT *pub = NULL;
+    const EC_GROUP *grp;
+    k = EC_KEY_new_by_curve_name(nid);
+    if (!k)
+        goto err;
+    priv = BN_bin2bn(p, plen, NULL);
+    if (!priv)
+        goto err;
+    if (!EC_KEY_set_private_key(k, priv))
+        goto err;
+    grp = EC_KEY_get0_group(k);
+    pub = EC_POINT_new(grp);
+    if (!pub)
+        goto err;
+    if (!EC_POINT_mul(grp, pub, priv, NULL, NULL, NULL))
+        goto err;
+    if (!EC_KEY_set_public_key(k, pub))
+        goto err;
+    ok = 1;
+ err:
+    if (priv)
+        BN_clear_free(priv);
+    EC_POINT_free(pub);
+    if (ok)
+        return k;
+    EC_KEY_free(k);
+    return NULL;
+}
 
-	alen=KDF1_SHA1_len;
-	abuf=(unsigned char *)OPENSSL_malloc(alen);
-	aout=ECDH_compute_key(abuf,alen,EC_KEY_get0_public_key(b),a,KDF1_SHA1);
-
-#ifdef NOISY
-	BIO_puts(out,"  key1 =");
-	for (i=0; i<aout; i++)
-		{
-		sprintf(buf,"%02X",abuf[i]);
-		BIO_puts(out,buf);
-		}
-	BIO_puts(out,"\n");
-#else
-	BIO_printf(out,".");
-	(void)BIO_flush(out);
-#endif
+/*
+ * Known answer test: compute shared secret and check it matches expected
+ * value.
+ */
 
-	blen=KDF1_SHA1_len;
-	bbuf=(unsigned char *)OPENSSL_malloc(blen);
-	bout=ECDH_compute_key(bbuf,blen,EC_KEY_get0_public_key(a),b,KDF1_SHA1);
-
-#ifdef NOISY
-	BIO_puts(out,"  key2 =");
-	for (i=0; i<bout; i++)
-		{
-		sprintf(buf,"%02X",bbuf[i]);
-		BIO_puts(out,buf);
-		}
-	BIO_puts(out,"\n");
-#else
-	BIO_printf(out,".");
-	(void)BIO_flush(out);
-#endif
+static int ecdh_kat(BIO *out, const char *cname, int nid,
+                    const unsigned char *k1, size_t k1_len,
+                    const unsigned char *k2, size_t k2_len,
+                    const unsigned char *Z, size_t Zlen)
+{
+    int rv = 0;
+    EC_KEY *key1 = NULL, *key2 = NULL;
+    unsigned char *Ztmp = NULL;
+    size_t Ztmplen;
+    BIO_puts(out, "Testing ECDH shared secret with ");
+    BIO_puts(out, cname);
+    key1 = mk_eckey(nid, k1, k1_len);
+    key2 = mk_eckey(nid, k2, k2_len);
+    if (!key1 || !key2)
+        goto err;
+    Ztmplen = (EC_GROUP_get_degree(EC_KEY_get0_group(key1)) + 7) / 8;
+    if (Ztmplen != Zlen)
+        goto err;
+    Ztmp = OPENSSL_malloc(Ztmplen);
+    if (!ECDH_compute_key(Ztmp, Ztmplen,
+                          EC_KEY_get0_public_key(key2), key1, 0))
+        goto err;
+    if (memcmp(Ztmp, Z, Zlen))
+        goto err;
+    memset(Ztmp, 0, Zlen);
+    if (!ECDH_compute_key(Ztmp, Ztmplen,
+                          EC_KEY_get0_public_key(key1), key2, 0))
+        goto err;
+    if (memcmp(Ztmp, Z, Zlen))
+        goto err;
+    rv = 1;
+ err:
+    EC_KEY_free(key1);
+    EC_KEY_free(key2);
+    if (Ztmp)
+        OPENSSL_free(Ztmp);
+    if (rv)
+        BIO_puts(out, " ok\n");
+    else {
+        fprintf(stderr, "Error in ECDH routines\n");
+        ERR_print_errors_fp(stderr);
+    }
+    return rv;
+}
 
-	if ((aout < 4) || (bout != aout) || (memcmp(abuf,bbuf,aout) != 0))
-		{
-#ifndef NOISY
-		BIO_printf(out, " failed\n\n");
-		BIO_printf(out, "key a:\n");
-		BIO_printf(out, "private key: ");
-		BN_print(out, EC_KEY_get0_private_key(a));
-		BIO_printf(out, "\n");
-		BIO_printf(out, "public key (x,y): ");
-		BN_print(out, x_a);
-		BIO_printf(out, ",");
-		BN_print(out, y_a);
-		BIO_printf(out, "\nkey b:\n");
-		BIO_printf(out, "private key: ");
-		BN_print(out, EC_KEY_get0_private_key(b));
-		BIO_printf(out, "\n");
-		BIO_printf(out, "public key (x,y): ");
-		BN_print(out, x_b);
-		BIO_printf(out, ",");
-		BN_print(out, y_b);
-		BIO_printf(out, "\n");
-		BIO_printf(out, "generated key a: ");
-		for (i=0; i<bout; i++)
-			{
-			sprintf(buf, "%02X", bbuf[i]);
-			BIO_puts(out, buf);
-			}
-		BIO_printf(out, "\n");
-		BIO_printf(out, "generated key b: ");
-		for (i=0; i<aout; i++)
-			{
-			sprintf(buf, "%02X", abuf[i]);
-			BIO_puts(out,buf);
-			}
-		BIO_printf(out, "\n");
-#endif
-		fprintf(stderr,"Error in ECDH routines\n");
-		ret=0;
-		}
-	else
-		{
-#ifndef NOISY
-		BIO_printf(out, " ok\n");
-#endif
-		ret=1;
-		}
-err:
-	ERR_print_errors_fp(stderr);
-
-	if (abuf != NULL) OPENSSL_free(abuf);
-	if (bbuf != NULL) OPENSSL_free(bbuf);
-	if (x_a) BN_free(x_a);
-	if (y_a) BN_free(y_a);
-	if (x_b) BN_free(x_b);
-	if (y_b) BN_free(y_b);
-	if (b) EC_KEY_free(b);
-	if (a) EC_KEY_free(a);
-	return(ret);
-	}
+# define test_ecdh_kat(bio, curve, bits) \
+        ecdh_kat(bio, curve, NID_brainpoolP##bits##r1, \
+                bp##bits##_da, sizeof(bp##bits##_da), \
+                bp##bits##_db, sizeof(bp##bits##_db), \
+                bp##bits##_Z, sizeof(bp##bits##_Z))
 
 int main(int argc, char *argv[])
-	{
-	BN_CTX *ctx=NULL;
-	int ret=1;
-	BIO *out;
-
-	CRYPTO_malloc_debug_init();
-	CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
-	CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
-
-#ifdef OPENSSL_SYS_WIN32
-	CRYPTO_malloc_init();
-#endif
-
-	RAND_seed(rnd_seed, sizeof rnd_seed);
-
-	out=BIO_new(BIO_s_file());
-	if (out == NULL) EXIT(1);
-	BIO_set_fp(out,stdout,BIO_NOCLOSE);
-
-	if ((ctx=BN_CTX_new()) == NULL) goto err;
-
-	/* NIST PRIME CURVES TESTS */
-	if (!test_ecdh_curve(NID_X9_62_prime192v1, "NIST Prime-Curve P-192", ctx, out)) goto err;
-	if (!test_ecdh_curve(NID_secp224r1, "NIST Prime-Curve P-224", ctx, out)) goto err;
-	if (!test_ecdh_curve(NID_X9_62_prime256v1, "NIST Prime-Curve P-256", ctx, out)) goto err;
-	if (!test_ecdh_curve(NID_secp384r1, "NIST Prime-Curve P-384", ctx, out)) goto err;
-	if (!test_ecdh_curve(NID_secp521r1, "NIST Prime-Curve P-521", ctx, out)) goto err;
-	/* NIST BINARY CURVES TESTS */
-	if (!test_ecdh_curve(NID_sect163k1, "NIST Binary-Curve K-163", ctx, out)) goto err;
-	if (!test_ecdh_curve(NID_sect163r2, "NIST Binary-Curve B-163", ctx, out)) goto err;
-	if (!test_ecdh_curve(NID_sect233k1, "NIST Binary-Curve K-233", ctx, out)) goto err;
-	if (!test_ecdh_curve(NID_sect233r1, "NIST Binary-Curve B-233", ctx, out)) goto err;
-	if (!test_ecdh_curve(NID_sect283k1, "NIST Binary-Curve K-283", ctx, out)) goto err;
-	if (!test_ecdh_curve(NID_sect283r1, "NIST Binary-Curve B-283", ctx, out)) goto err;
-	if (!test_ecdh_curve(NID_sect409k1, "NIST Binary-Curve K-409", ctx, out)) goto err;
-	if (!test_ecdh_curve(NID_sect409r1, "NIST Binary-Curve B-409", ctx, out)) goto err;
-	if (!test_ecdh_curve(NID_sect571k1, "NIST Binary-Curve K-571", ctx, out)) goto err;
-	if (!test_ecdh_curve(NID_sect571r1, "NIST Binary-Curve B-571", ctx, out)) goto err;
-
-	ret = 0;
-
-err:
-	ERR_print_errors_fp(stderr);
-	if (ctx) BN_CTX_free(ctx);
-	BIO_free(out);
-	CRYPTO_cleanup_all_ex_data();
-	ERR_remove_state(0);
-	CRYPTO_mem_leaks_fp(stderr);
-	EXIT(ret);
-	return(ret);
-	}
-
-#if 0
-static void MS_CALLBACK cb(int p, int n, void *arg)
-	{
-	char c='*';
-
-	if (p == 0) c='.';
-	if (p == 1) c='+';
-	if (p == 2) c='*';
-	if (p == 3) c='\n';
-	BIO_write((BIO *)arg,&c,1);
-	(void)BIO_flush((BIO *)arg);
-#ifdef LINT
-	p=n;
-#endif
-	}
-#endif
+{
+    BN_CTX *ctx = NULL;
+    int ret = 1;
+    BIO *out;
+
+    CRYPTO_malloc_debug_init();
+    CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);
+    CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
+
+# ifdef OPENSSL_SYS_WIN32
+    CRYPTO_malloc_init();
+# endif
+
+    RAND_seed(rnd_seed, sizeof rnd_seed);
+
+    out = BIO_new(BIO_s_file());
+    if (out == NULL)
+        EXIT(1);
+    BIO_set_fp(out, stdout, BIO_NOCLOSE);
+
+    if ((ctx = BN_CTX_new()) == NULL)
+        goto err;
+
+    /* NIST PRIME CURVES TESTS */
+    if (!test_ecdh_curve
+        (NID_X9_62_prime192v1, "NIST Prime-Curve P-192", ctx, out))
+        goto err;
+    if (!test_ecdh_curve(NID_secp224r1, "NIST Prime-Curve P-224", ctx, out))
+        goto err;
+    if (!test_ecdh_curve
+        (NID_X9_62_prime256v1, "NIST Prime-Curve P-256", ctx, out))
+        goto err;
+    if (!test_ecdh_curve(NID_secp384r1, "NIST Prime-Curve P-384", ctx, out))
+        goto err;
+    if (!test_ecdh_curve(NID_secp521r1, "NIST Prime-Curve P-521", ctx, out))
+        goto err;
+# ifndef OPENSSL_NO_EC2M
+    /* NIST BINARY CURVES TESTS */
+    if (!test_ecdh_curve(NID_sect163k1, "NIST Binary-Curve K-163", ctx, out))
+        goto err;
+    if (!test_ecdh_curve(NID_sect163r2, "NIST Binary-Curve B-163", ctx, out))
+        goto err;
+    if (!test_ecdh_curve(NID_sect233k1, "NIST Binary-Curve K-233", ctx, out))
+        goto err;
+    if (!test_ecdh_curve(NID_sect233r1, "NIST Binary-Curve B-233", ctx, out))
+        goto err;
+    if (!test_ecdh_curve(NID_sect283k1, "NIST Binary-Curve K-283", ctx, out))
+        goto err;
+    if (!test_ecdh_curve(NID_sect283r1, "NIST Binary-Curve B-283", ctx, out))
+        goto err;
+    if (!test_ecdh_curve(NID_sect409k1, "NIST Binary-Curve K-409", ctx, out))
+        goto err;
+    if (!test_ecdh_curve(NID_sect409r1, "NIST Binary-Curve B-409", ctx, out))
+        goto err;
+    if (!test_ecdh_curve(NID_sect571k1, "NIST Binary-Curve K-571", ctx, out))
+        goto err;
+    if (!test_ecdh_curve(NID_sect571r1, "NIST Binary-Curve B-571", ctx, out))
+        goto err;
+# endif
+    if (!test_ecdh_kat(out, "Brainpool Prime-Curve brainpoolP256r1", 256))
+        goto err;
+    if (!test_ecdh_kat(out, "Brainpool Prime-Curve brainpoolP384r1", 384))
+        goto err;
+    if (!test_ecdh_kat(out, "Brainpool Prime-Curve brainpoolP512r1", 512))
+        goto err;
+
+    ret = 0;
+
+ err:
+    ERR_print_errors_fp(stderr);
+    if (ctx)
+        BN_CTX_free(ctx);
+    BIO_free(out);
+    CRYPTO_cleanup_all_ex_data();
+    ERR_remove_thread_state(NULL);
+    CRYPTO_mem_leaks_fp(stderr);
+    EXIT(ret);
+}
 #endif