1 files changed, 20 insertions, 0 deletions

diff --git a/src/lib/libcrypto/ecdh/ech_lib.c b/src/lib/libcrypto/ecdh/ech_lib.c
index 4d8ea03d3d..dadbfd3c49 100644
--- a/src/lib/libcrypto/ecdh/ech_lib.c
+++ b/src/lib/libcrypto/ecdh/ech_lib.c
@@ -73,6 +73,9 @@
 #include <openssl/engine.h>
 #endif
 #include <openssl/err.h>
+#ifdef OPENSSL_FIPS
+#include <openssl/fips.h>
+#endif
 
 const char ECDH_version[]="ECDH" OPENSSL_VERSION_PTEXT;
 
@@ -90,7 +93,16 @@ void ECDH_set_default_method(const ECDH_METHOD *meth)
 const ECDH_METHOD *ECDH_get_default_method(void)
         {
         if(!default_ECDH_method) 
+                {
+#ifdef OPENSSL_FIPS
+                if (FIPS_mode())
+                        return FIPS_ecdh_openssl();
+                else
+                        return ECDH_OpenSSL();
+#else
                 default_ECDH_method = ECDH_OpenSSL();
+#endif
+                }
         return default_ECDH_method;
         }
 
@@ -215,6 +227,14 @@ ECDH_DATA *ecdh_check(EC_KEY *key)
         }
         else
                 ecdh_data = (ECDH_DATA *)data;
+#ifdef OPENSSL_FIPS
+        if (FIPS_mode() && !(ecdh_data->flags & ECDH_FLAG_FIPS_METHOD)
+                        && !(EC_KEY_get_flags(key) & EC_FLAG_NON_FIPS_ALLOW))
+                {
+                ECDHerr(ECDH_F_ECDH_CHECK, ECDH_R_NON_FIPS_METHOD);
+                return NULL;
+                }
+#endif
         
 
         return ecdh_data;