diff --git a/make/autoconf/jdk-options.m4 b/make/autoconf/jdk-options.m4
--- a/make/autoconf/jdk-options.m4
+++ b/make/autoconf/jdk-options.m4
@@ -267,9 +267,10 @@
#
AC_DEFUN_ONCE([JDKOPT_DETECT_INTREE_EC],
[
+ AC_REQUIRE([LIB_SETUP_MISC_LIBS])
AC_MSG_CHECKING([if elliptic curve crypto implementation is present])
- if test -d "${TOPDIR}/src/jdk.crypto.ec/share/native/libsunec/impl"; then
+ if test "x${system_nss}" = "xyes" -o -d "${TOPDIR}/src/jdk.crypto.ec/share/native/libsunec/impl"; then
ENABLE_INTREE_EC=true
AC_MSG_RESULT([yes])
else
diff --git a/make/autoconf/libraries.m4 b/make/autoconf/libraries.m4
--- a/make/autoconf/libraries.m4
+++ b/make/autoconf/libraries.m4
@@ -178,6 +178,48 @@
AC_SUBST(LIBDL)
LIBS="$save_LIBS"
+ ###############################################################################
+ #
+ # Check for the NSS libraries
+ #
+
+ AC_MSG_CHECKING([whether to build the Sun EC provider against the system NSS libraries])
+
+ # default is bundled
+ DEFAULT_SYSTEM_NSS=no
+
+ AC_ARG_ENABLE([system-nss], [AS_HELP_STRING([--enable-system-nss],
+ [build the SunEC provider using the system NSS libraries @<:@disabled@:>@])],
+ [
+ case "${enableval}" in
+ yes)
+ system_nss=yes
+ ;;
+ *)
+ system_nss=no
+ ;;
+ esac
+ ],
+ [
+ system_nss=${DEFAULT_SYSTEM_NSS}
+ ])
+ AC_MSG_RESULT([$system_nss])
+
+ if test "x${system_nss}" = "xyes"; then
+ PKG_CHECK_MODULES(NSS_SOFTTKN, nss-softokn >= 3.16.1, [NSS_SOFTOKN_FOUND=yes], [NSS_SOFTOKN_FOUND=no])
+ PKG_CHECK_MODULES(NSS, nss >= 3.16.1, [NSS_FOUND=yes], [NSS_FOUND=no])
+ if test "x${NSS_SOFTOKN_FOUND}" = "xyes" -a "x${NSS_FOUND}" = "xyes"; then
+ NSS_LIBS="$NSS_SOFTOKN_LIBS $NSS_LIBS -lfreebl";
+ USE_EXTERNAL_NSS=true
+ else
+ AC_MSG_ERROR([--enable-system-nss specified, but NSS not found.])
+ fi
+ else
+ USE_EXTERNAL_NSS=false
+ fi
+ AC_SUBST(USE_EXTERNAL_NSS)
+
+
# Deprecated libraries, keep the flags for backwards compatibility
if test "x$OPENJDK_TARGET_OS" = "xwindows"; then
BASIC_DEPRECATED_ARG_WITH([dxsdk])
diff --git a/make/autoconf/spec.gmk.in b/make/autoconf/spec.gmk.in
--- a/make/autoconf/spec.gmk.in
+++ b/make/autoconf/spec.gmk.in
@@ -795,6 +795,10 @@
# Libraries
#
+USE_EXTERNAL_NSS:=@USE_EXTERNAL_NSS@
+NSS_LIBS:=@NSS_LIBS@
+NSS_CFLAGS:=@NSS_CFLAGS@
+
USE_EXTERNAL_LCMS:=@USE_EXTERNAL_LCMS@
LCMS_CFLAGS:=@LCMS_CFLAGS@
LCMS_LIBS:=@LCMS_LIBS@
diff --git a/make/lib/Lib-jdk.crypto.ec.gmk b/make/lib/Lib-jdk.crypto.ec.gmk
--- a/make/lib/Lib-jdk.crypto.ec.gmk
+++ b/make/lib/Lib-jdk.crypto.ec.gmk
@@ -38,6 +38,11 @@
BUILD_LIBSUNEC_CXXFLAGS_JDKLIB := $(CXXFLAGS_JDKLIB)
endif
+ ifeq ($(USE_EXTERNAL_NSS), true)
+ BUILD_LIBSUNEC_CFLAGS_JDKLIB += $(NSS_CFLAGS) -DSYSTEM_NSS -DNSS_ENABLE_ECC
+ BUILD_LIBSUNEC_CXXFLAGS_JDKLIB += $(NSS_CFLAGS) -DSYSTEM_NSS -DNSS_ENABLE_ECC
+ endif
+
$(eval $(call SetupJdkLibrary, BUILD_LIBSUNEC, \
NAME := sunec, \
TOOLCHAIN := TOOLCHAIN_LINK_CXX, \
@@ -47,9 +52,11 @@
CXXFLAGS := $(BUILD_LIBSUNEC_CXXFLAGS_JDKLIB), \
DISABLED_WARNINGS_gcc := sign-compare implicit-fallthrough, \
DISABLED_WARNINGS_microsoft := 4101 4244 4146 4018, \
- LDFLAGS := $(LDFLAGS_JDKLIB) $(LDFLAGS_CXX_JDK), \
+ LDFLAGS := $(subst -Xlinker --as-needed,, \
+ $(subst -Wl$(COMMA)--as-needed,, $(LDFLAGS_JDKLIB))) $(LDFLAGS_CXX_JDK), \
LDFLAGS_macosx := $(call SET_SHARED_LIBRARY_ORIGIN), \
LIBS := $(LIBCXX), \
+ LIBS_linux := -lc $(NSS_LIBS), \
))
TARGETS += $(BUILD_LIBSUNEC)
diff --git a/src/java.base/unix/native/include/jni_md.h b/src/java.base/unix/native/include/jni_md.h
--- a/src/java.base/unix/native/include/jni_md.h
+++ b/src/java.base/unix/native/include/jni_md.h
@@ -41,6 +41,11 @@
#define JNIEXPORT
#define JNIIMPORT
#endif
+#if (defined(__GNUC__)) || __has_attribute(unused)
+ #define UNUSED(x) UNUSED_ ## x __attribute__((__unused__))
+#else
+ #define UNUSED(x) UNUSED_ ## x
+#endif
#define JNICALL
diff --git a/src/jdk.crypto.ec/share/classes/sun/security/ec/SunEC.java b/src/jdk.crypto.ec/share/classes/sun/security/ec/SunEC.java
--- a/src/jdk.crypto.ec/share/classes/sun/security/ec/SunEC.java
+++ b/src/jdk.crypto.ec/share/classes/sun/security/ec/SunEC.java
@@ -61,6 +61,7 @@
AccessController.doPrivileged(new PrivilegedAction<Void>() {
public Void run() {
System.loadLibrary("sunec"); // check for native library
+ initialize();
return null;
}
});
@@ -293,6 +294,11 @@
"ECDH", "sun.security.ec.ECDHKeyAgreement", null, ATTRS));
}
+ /**
+ * Initialize the native code.
+ */
+ private static native void initialize();
+
private void putXDHEntries() {
HashMap<String, String> ATTRS = new HashMap<>(1);
diff --git a/src/jdk.crypto.ec/share/native/libsunec/ECC_JNI.cpp b/src/jdk.crypto.ec/share/native/libsunec/ECC_JNI.cpp
--- a/src/jdk.crypto.ec/share/native/libsunec/ECC_JNI.cpp
+++ b/src/jdk.crypto.ec/share/native/libsunec/ECC_JNI.cpp
@@ -25,7 +25,11 @@
#include <jni.h>
#include "jni_util.h"
+#ifdef SYSTEM_NSS
+#include "ecc_impl.h"
+#else
#include "impl/ecc_impl.h"
+#endif
#include "sun_security_ec_ECDHKeyAgreement.h"
#include "sun_security_ec_ECKeyPairGenerator.h"
#include "sun_security_ec_ECDSASignature.h"
@@ -33,6 +37,13 @@
#define INVALID_PARAMETER_EXCEPTION \
"java/security/InvalidParameterException"
#define KEY_EXCEPTION "java/security/KeyException"
+#define INTERNAL_ERROR "java/lang/InternalError"
+
+#ifdef SYSTEM_NSS
+#define SYSTEM_UNUSED(x) UNUSED(x)
+#else
+#define SYSTEM_UNUSED(x) x
+#endif
extern "C" {
@@ -55,8 +66,13 @@
/*
* Deep free of the ECParams struct
*/
-void FreeECParams(ECParams *ecparams, jboolean freeStruct)
+void FreeECParams(ECParams *ecparams, jboolean SYSTEM_UNUSED(freeStruct))
{
+#ifdef SYSTEM_NSS
+ // Needs to be freed using the matching method to the one
+ // that allocated it. PR_TRUE means the memory is zeroed.
+ PORT_FreeArena(ecparams->arena, PR_TRUE);
+#else
// Use B_FALSE to free the SECItem->data element, but not the SECItem itself
// Use B_TRUE to free both
@@ -70,6 +86,7 @@
SECITEM_FreeItem(&ecparams->curveOID, B_FALSE);
if (freeStruct)
free(ecparams);
+#endif
}
jbyteArray getEncodedBytes(JNIEnv *env, SECItem *hSECItem)
@@ -139,7 +156,7 @@
*/
JNIEXPORT jobjectArray
JNICALL Java_sun_security_ec_ECKeyPairGenerator_generateECKeyPair
- (JNIEnv *env, jclass clazz, jint keySize, jbyteArray encodedParams, jbyteArray seed)
+ (JNIEnv *env, jclass UNUSED(clazz), jint UNUSED(keySize), jbyteArray encodedParams, jbyteArray seed)
{
ECPrivateKey *privKey = NULL; // contains both public and private values
ECParams *ecparams = NULL;
@@ -171,8 +188,17 @@
env->GetByteArrayRegion(seed, 0, jSeedLength, pSeedBuffer);
// Generate the new keypair (using the supplied seed)
+#ifdef SYSTEM_NSS
+ if (RNG_RandomUpdate((unsigned char *) pSeedBuffer, jSeedLength)
+ != SECSuccess) {
+ ThrowException(env, KEY_EXCEPTION);
+ goto cleanup;
+ }
+ if (EC_NewKey(ecparams, &privKey) != SECSuccess) {
+#else
if (EC_NewKey(ecparams, &privKey, (unsigned char *) pSeedBuffer,
jSeedLength, 0) != SECSuccess) {
+#endif
ThrowException(env, KEY_EXCEPTION);
goto cleanup;
}
@@ -219,10 +245,15 @@
}
if (privKey) {
FreeECParams(&privKey->ecParams, false);
+#ifndef SYSTEM_NSS
+ // The entire ECPrivateKey is allocated in the arena
+ // when using system NSS, so only the in-tree version
+ // needs to clear these manually.
SECITEM_FreeItem(&privKey->version, B_FALSE);
SECITEM_FreeItem(&privKey->privateValue, B_FALSE);
SECITEM_FreeItem(&privKey->publicValue, B_FALSE);
free(privKey);
+#endif
}
if (pSeedBuffer) {
@@ -240,7 +271,7 @@
*/
JNIEXPORT jbyteArray
JNICALL Java_sun_security_ec_ECDSASignature_signDigest
- (JNIEnv *env, jclass clazz, jbyteArray digest, jbyteArray privateKey, jbyteArray encodedParams, jbyteArray seed, jint timing)
+ (JNIEnv *env, jclass UNUSED(clazz), jbyteArray digest, jbyteArray privateKey, jbyteArray encodedParams, jbyteArray seed, jint timing)
{
jbyte* pDigestBuffer = NULL;
jint jDigestLength = env->GetArrayLength(digest);
@@ -299,8 +330,18 @@
env->GetByteArrayRegion(seed, 0, jSeedLength, pSeedBuffer);
// Sign the digest (using the supplied seed)
+#ifdef SYSTEM_NSS
+ if (RNG_RandomUpdate((unsigned char *) pSeedBuffer, jSeedLength)
+ != SECSuccess) {
+ ThrowException(env, KEY_EXCEPTION);
+ goto cleanup;
+ }
+ if (ECDSA_SignDigest(&privKey, &signature_item, &digest_item)
+ != SECSuccess) {
+#else
if (ECDSA_SignDigest(&privKey, &signature_item, &digest_item,
(unsigned char *) pSeedBuffer, jSeedLength, 0, timing) != SECSuccess) {
+#endif
ThrowException(env, KEY_EXCEPTION);
goto cleanup;
}
@@ -349,7 +390,7 @@
*/
JNIEXPORT jboolean
JNICALL Java_sun_security_ec_ECDSASignature_verifySignedDigest
- (JNIEnv *env, jclass clazz, jbyteArray signedDigest, jbyteArray digest, jbyteArray publicKey, jbyteArray encodedParams)
+ (JNIEnv *env, jclass UNUSED(clazz), jbyteArray signedDigest, jbyteArray digest, jbyteArray publicKey, jbyteArray encodedParams)
{
jboolean isValid = false;
@@ -406,9 +447,10 @@
cleanup:
{
- if (params_item.data)
+ if (params_item.data) {
env->ReleaseByteArrayElements(encodedParams,
(jbyte *) params_item.data, JNI_ABORT);
+ }
if (pubKey.publicValue.data)
env->ReleaseByteArrayElements(publicKey,
@@ -434,7 +476,7 @@
*/
JNIEXPORT jbyteArray
JNICALL Java_sun_security_ec_ECDHKeyAgreement_deriveKey
- (JNIEnv *env, jclass clazz, jbyteArray privateKey, jbyteArray publicKey, jbyteArray encodedParams)
+ (JNIEnv *env, jclass UNUSED(clazz), jbyteArray privateKey, jbyteArray publicKey, jbyteArray encodedParams)
{
jbyteArray jSecret = NULL;
ECParams *ecparams = NULL;
@@ -510,9 +552,10 @@
env->ReleaseByteArrayElements(publicKey,
(jbyte *) publicValue_item.data, JNI_ABORT);
- if (params_item.data)
+ if (params_item.data) {
env->ReleaseByteArrayElements(encodedParams,
(jbyte *) params_item.data, JNI_ABORT);
+ }
if (ecparams)
FreeECParams(ecparams, true);
@@ -521,4 +564,28 @@
return jSecret;
}
+JNIEXPORT void
+JNICALL Java_sun_security_ec_SunEC_initialize
+ (JNIEnv *env, jclass UNUSED(clazz))
+{
+#ifdef SYSTEM_NSS
+ if (SECOID_Init() != SECSuccess) {
+ ThrowException(env, INTERNAL_ERROR);
+ }
+ if (RNG_RNGInit() != SECSuccess) {
+ ThrowException(env, INTERNAL_ERROR);
+ }
+#endif
+}
+
+JNIEXPORT void
+JNICALL JNI_OnUnload
+ (JavaVM *vm, void *reserved)
+{
+#ifdef SYSTEM_NSS
+ RNG_RNGShutdown();
+ SECOID_Shutdown();
+#endif
+}
+
} /* extern "C" */
diff --git a/src/jdk.crypto.ec/share/native/libsunec/ecc_impl.h b/src/jdk.crypto.ec/share/native/libsunec/ecc_impl.h
new file mode 100644
--- /dev/null
+++ b/src/jdk.crypto.ec/share/native/libsunec/ecc_impl.h
@@ -0,0 +1,298 @@
+/*
+ * Copyright (c) 2007, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Use is subject to license terms.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/* *********************************************************************
+ *
+ * The Original Code is the Netscape security libraries.
+ *
+ * The Initial Developer of the Original Code is
+ * Netscape Communications Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 1994-2000
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ * Dr Vipul Gupta <vipul.gupta@sun.com> and
+ * Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories
+ *
+ * Last Modified Date from the Original Code: May 2017
+ *********************************************************************** */
+
+#ifndef _ECC_IMPL_H
+#define _ECC_IMPL_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <sys/types.h>
+
+#ifdef SYSTEM_NSS
+#include <secitem.h>
+#include <secerr.h>
+#include <keythi.h>
+#ifdef LEGACY_NSS
+#include <softoken.h>
+#else
+#include <blapi.h>
+#endif
+#else
+#include "ecl-exp.h"
+#endif
+
+/*
+ * Multi-platform definitions
+ */
+#ifdef __linux__
+#define B_FALSE FALSE
+#define B_TRUE TRUE
+typedef unsigned char uint8_t;
+typedef unsigned long ulong_t;
+typedef enum { B_FALSE, B_TRUE } boolean_t;
+#endif /* __linux__ */
+
+#ifdef _ALLBSD_SOURCE
+#include <stdint.h>
+#define B_FALSE FALSE
+#define B_TRUE TRUE
+typedef unsigned long ulong_t;
+typedef enum boolean { B_FALSE, B_TRUE } boolean_t;
+#endif /* _ALLBSD_SOURCE */
+
+#ifdef AIX
+#define B_FALSE FALSE
+#define B_TRUE TRUE
+typedef unsigned char uint8_t;
+typedef unsigned long ulong_t;
+#endif /* AIX */
+
+#ifdef _WIN32
+typedef unsigned char uint8_t;
+typedef unsigned long ulong_t;
+typedef enum boolean { B_FALSE, B_TRUE } boolean_t;
+#define strdup _strdup /* Replace POSIX name with ISO C++ name */
+#endif /* _WIN32 */
+
+#ifndef _KERNEL
+#include <stdlib.h>
+#endif /* _KERNEL */
+
+#define EC_MAX_DIGEST_LEN 1024 /* max digest that can be signed */
+#define EC_MAX_POINT_LEN 145 /* max len of DER encoded Q */
+#define EC_MAX_VALUE_LEN 72 /* max len of ANSI X9.62 private value d */
+#define EC_MAX_SIG_LEN 144 /* max signature len for supported curves */
+#define EC_MIN_KEY_LEN 112 /* min key length in bits */
+#define EC_MAX_KEY_LEN 571 /* max key length in bits */
+#define EC_MAX_OID_LEN 10 /* max length of OID buffer */
+
+/*
+ * Various structures and definitions from NSS are here.
+ */
+
+#ifndef SYSTEM_NSS
+#ifdef _KERNEL
+#define PORT_ArenaAlloc(a, n, f) kmem_alloc((n), (f))
+#define PORT_ArenaZAlloc(a, n, f) kmem_zalloc((n), (f))
+#define PORT_ArenaGrow(a, b, c, d) NULL
+#define PORT_ZAlloc(n, f) kmem_zalloc((n), (f))
+#define PORT_Alloc(n, f) kmem_alloc((n), (f))
+#else
+#define PORT_ArenaAlloc(a, n, f) malloc((n))
+#define PORT_ArenaZAlloc(a, n, f) calloc(1, (n))
+#define PORT_ArenaGrow(a, b, c, d) NULL
+#define PORT_ZAlloc(n, f) calloc(1, (n))
+#define PORT_Alloc(n, f) malloc((n))
+#endif
+
+#define PORT_NewArena(b) (char *)12345
+#define PORT_ArenaMark(a) NULL
+#define PORT_ArenaUnmark(a, b)
+#define PORT_ArenaRelease(a, m)
+#define PORT_FreeArena(a, b)
+#define PORT_Strlen(s) strlen((s))
+#define PORT_SetError(e)
+
+#define PRBool boolean_t
+#define PR_TRUE B_TRUE
+#define PR_FALSE B_FALSE
+
+#ifdef _KERNEL
+#define PORT_Assert ASSERT
+#define PORT_Memcpy(t, f, l) bcopy((f), (t), (l))
+#else
+#define PORT_Assert assert
+#define PORT_Memcpy(t, f, l) memcpy((t), (f), (l))
+#endif
+
+#endif
+
+#define CHECK_OK(func) if (func == NULL) goto cleanup
+#define CHECK_SEC_OK(func) if (SECSuccess != (rv = func)) goto cleanup
+
+#ifndef SYSTEM_NSS
+typedef enum {
+ siBuffer = 0,
+ siClearDataBuffer = 1,
+ siCipherDataBuffer = 2,
+ siDERCertBuffer = 3,
+ siEncodedCertBuffer = 4,
+ siDERNameBuffer = 5,
+ siEncodedNameBuffer = 6,
+ siAsciiNameString = 7,
+ siAsciiString = 8,
+ siDEROID = 9,
+ siUnsignedInteger = 10,
+ siUTCTime = 11,
+ siGeneralizedTime = 12
+} SECItemType;
+
+typedef struct SECItemStr SECItem;
+
+struct SECItemStr {
+ SECItemType type;
+ unsigned char *data;
+ unsigned int len;
+};
+
+typedef SECItem SECKEYECParams;
+
+typedef enum { ec_params_explicit,
+ ec_params_named
+} ECParamsType;
+
+typedef enum { ec_field_GFp = 1,
+ ec_field_GF2m
+} ECFieldType;
+
+struct ECFieldIDStr {
+ int size; /* field size in bits */
+ ECFieldType type;
+ union {
+ SECItem prime; /* prime p for (GFp) */
+ SECItem poly; /* irreducible binary polynomial for (GF2m) */
+ } u;
+ int k1; /* first coefficient of pentanomial or
+ * the only coefficient of trinomial
+ */
+ int k2; /* two remaining coefficients of pentanomial */
+ int k3;
+};
+typedef struct ECFieldIDStr ECFieldID;
+
+struct ECCurveStr {
+ SECItem a; /* contains octet stream encoding of
+ * field element (X9.62 section 4.3.3)
+ */
+ SECItem b;
+ SECItem seed;
+};
+typedef struct ECCurveStr ECCurve;
+
+typedef void PRArenaPool;
+
+struct ECParamsStr {
+ PRArenaPool * arena;
+ ECParamsType type;
+ ECFieldID fieldID;
+ ECCurve curve;
+ SECItem base;
+ SECItem order;
+ int cofactor;
+ SECItem DEREncoding;
+ ECCurveName name;
+ SECItem curveOID;
+};
+typedef struct ECParamsStr ECParams;
+
+struct ECPublicKeyStr {
+ ECParams ecParams;
+ SECItem publicValue; /* elliptic curve point encoded as
+ * octet stream.
+ */
+};
+typedef struct ECPublicKeyStr ECPublicKey;
+
+struct ECPrivateKeyStr {
+ ECParams ecParams;
+ SECItem publicValue; /* encoded ec point */
+ SECItem privateValue; /* private big integer */
+ SECItem version; /* As per SEC 1, Appendix C, Section C.4 */
+};
+typedef struct ECPrivateKeyStr ECPrivateKey;
+
+typedef enum _SECStatus {
+ SECBufferTooSmall = -3,
+ SECWouldBlock = -2,
+ SECFailure = -1,
+ SECSuccess = 0
+} SECStatus;
+#endif
+
+#ifdef _KERNEL
+#define RNG_GenerateGlobalRandomBytes(p,l) ecc_knzero_random_generator((p), (l))
+#else
+/*
+ This function is no longer required because the random bytes are now
+ supplied by the caller. Force a failure.
+*/
+#ifndef SYSTEM_NSS
+#define RNG_GenerateGlobalRandomBytes(p,l) SECFailure
+#endif
+#endif
+#define CHECK_MPI_OK(func) if (MP_OKAY > (err = func)) goto cleanup
+#define MP_TO_SEC_ERROR(err)
+
+#define SECITEM_TO_MPINT(it, mp) \
+ CHECK_MPI_OK(mp_read_unsigned_octets((mp), (it).data, (it).len))
+
+extern int ecc_knzero_random_generator(uint8_t *, size_t);
+extern ulong_t soft_nzero_random_generator(uint8_t *, ulong_t);
+
+#ifdef SYSTEM_NSS
+#define EC_DecodeParams(a,b,c) EC_DecodeParams(a,b)
+#define ECDSA_VerifyDigest(a,b,c,d) ECDSA_VerifyDigest(a,b,c)
+#define ECDH_Derive(a,b,c,d,e,f) ECDH_Derive(a,b,c,d,e)
+#else
+extern SECStatus EC_DecodeParams(const SECItem *, ECParams **, int);
+
+extern SECItem * SECITEM_AllocItem(PRArenaPool *, SECItem *, unsigned int, int);
+extern SECStatus SECITEM_CopyItem(PRArenaPool *, SECItem *, const SECItem *,
+ int);
+extern void SECITEM_FreeItem(SECItem *, boolean_t);
+
+/* This function has been modified to accept an array of random bytes */
+extern SECStatus EC_NewKey(ECParams *ecParams, ECPrivateKey **privKey,
+ const unsigned char* random, int randomlen, int);
+/* This function has been modified to accept an array of random bytes */
+extern SECStatus ECDSA_SignDigest(ECPrivateKey *, SECItem *, const SECItem *,
+ const unsigned char* random, int randomlen, int, int timing);
+extern SECStatus ECDSA_VerifyDigest(ECPublicKey *, const SECItem *,
+ const SECItem *, int);
+extern SECStatus ECDH_Derive(SECItem *, ECParams *, SECItem *, boolean_t,
+ SECItem *, int);
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _ECC_IMPL_H */