From e24b01cc6f090ba9c6ac9c9d1a094c2e4a42114b Mon Sep 17 00:00:00 2001
From: "Dr. Stephen Henson" <steve@openssl.org>
Date: Thu, 12 May 2011 13:10:27 +0000
Subject: [PATCH] Have EC_NISTP224_64_GCC_128 treated like any algorithm, and
 have disabled by default. If we don't do it this way, it screws up
 libeay.num. (update from HEAD, original from levitte).

---
 Configure                | 3 ++-
 crypto/ec/ec.h           | 2 +-
 crypto/ec/ecp_nistp224.c | 3 ++-
 util/libeay.num          | 2 +-
 util/mkdef.pl            | 2 ++
 5 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/Configure b/Configure
index 9397ca1c4a..56f8c471c2 100755
--- a/Configure
+++ b/Configure
@@ -667,6 +667,7 @@ my $perl;
 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
 
 my %disabled = ( # "what"         => "comment" [or special keyword "experimental"]
+		 "ec-nistp224-64-gcc-218" => "default",
 		 "gmp"		  => "default",
                  "jpake"          => "experimental",
                  "md2"            => "default",
@@ -1001,7 +1002,7 @@ foreach (sort (keys %disabled))
 	else
 		{
 		my ($ALGO, $algo);
-		($ALGO = $algo = $_) =~ tr/[a-z]/[A-Z]/;
+		($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
 
 		if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/)
 			{
diff --git a/crypto/ec/ec.h b/crypto/ec/ec.h
index 6409eee1b3..c95285e597 100644
--- a/crypto/ec/ec.h
+++ b/crypto/ec/ec.h
@@ -151,7 +151,7 @@ const EC_METHOD *EC_GFp_mont_method(void);
  */
 const EC_METHOD *EC_GFp_nist_method(void);
 
-#ifdef EC_NISTP224_64_GCC_128
+#ifndef OPENSSL_NO_EC_NISTP224_64_GCC_128
 /** Returns 64-bit optimized methods for nistp224
  *  \return  EC_METHOD object
  */
diff --git a/crypto/ec/ecp_nistp224.c b/crypto/ec/ecp_nistp224.c
index e0ca2dca17..90c3589bdf 100644
--- a/crypto/ec/ecp_nistp224.c
+++ b/crypto/ec/ecp_nistp224.c
@@ -62,7 +62,8 @@
  * Inspired by Daniel J. Bernstein's public domain nistp224 implementation
  * and Adam Langley's public domain 64-bit C implementation of curve25519
  */
-#ifdef EC_NISTP224_64_GCC_128
+#include <openssl/opensslconf.h>
+#ifndef OPENSSL_NO_EC_NISTP224_64_GCC_128
 #include <stdint.h>
 #include <string.h>
 #include <openssl/err.h>
diff --git a/util/libeay.num b/util/libeay.num
index 104b187280..c675b03308 100755
--- a/util/libeay.num
+++ b/util/libeay.num
@@ -4218,4 +4218,4 @@ EVP_PKEY_meth_copy                      4588	EXIST::FUNCTION:
 ERR_add_error_vdata                     4589	EXIST::FUNCTION:
 EVP_aes_128_ctr                         4590	EXIST::FUNCTION:AES
 EVP_aes_256_ctr                         4591	EXIST::FUNCTION:AES
-EC_GFp_nistp224_method                  4592	EXIST::FUNCTION:EC
+EC_GFp_nistp224_method                  4592	EXIST::FUNCTION:EC,EC_NISTP224_64_GCC_128
diff --git a/util/mkdef.pl b/util/mkdef.pl
index dcd622429f..6a107c1b3c 100755
--- a/util/mkdef.pl
+++ b/util/mkdef.pl
@@ -86,6 +86,8 @@ my @known_algorithms = ( "RC2", "RC4", "RC5", "IDEA", "DES", "BF",
 			 "SHA256", "SHA512", "RIPEMD",
 			 "MDC2", "WHIRLPOOL", "RSA", "DSA", "DH", "EC", "ECDH", "ECDSA",
 			 "HMAC", "AES", "CAMELLIA", "SEED", "GOST",
+			 # ECP_NISTP224
+			 "EC_NISTP224_64_GCC_128",
 			 # Envelope "algorithms"
 			 "EVP", "X509", "ASN1_TYPEDEFS",
 			 # Helper "algorithms"
-- 
2.25.1