Add flags field to EC_KEY structure (backport from HEAD).

3 files changed, 28 insertions, 0 deletions

diff --git a/crypto/ec/ec.h b/crypto/ec/ec.h
index 64d0a2948d..c4fedeec25 100644
--- a/crypto/ec/ec.h
+++ b/crypto/ec/ec.h
@@ -701,11 +701,21 @@ typedef struct ec_key_st EC_KEY;
 #define EC_PKEY_NO_PARAMETERS	0x001
 #define EC_PKEY_NO_PUBKEY	0x002
 
+/* some values for the flags field */
+#define EC_FLAG_NON_FIPS_ALLOW	0x1
+#define EC_FLAG_FIPS_CHECKED	0x2
+
 /** Creates a new EC_KEY object.
  *  \return EC_KEY object or NULL if an error occurred.
  */
 EC_KEY *EC_KEY_new(void);
 
+int EC_KEY_get_flags(const EC_KEY *key);
+
+void EC_KEY_set_flags(EC_KEY *key, int flags);
+
+void EC_KEY_clear_flags(EC_KEY *key, int flags);
+
 /** Creates a new EC_KEY object using a named curve as underlying
  *  EC_GROUP object.
  *  \param  nid  NID of the named curve.
diff --git a/crypto/ec/ec_key.c b/crypto/ec/ec_key.c
index 2e91b5405d..101dd8d3d0 100644
--- a/crypto/ec/ec_key.c
+++ b/crypto/ec/ec_key.c
@@ -78,6 +78,7 @@ EC_KEY *EC_KEY_new(void)
 		}
 
 	ret->version = 1;	
+	ret->flags = 0;
 	ret->group   = NULL;
 	ret->pub_key = NULL;
 	ret->priv_key= NULL;
@@ -197,6 +198,7 @@ EC_KEY *EC_KEY_copy(EC_KEY *dest, const EC_KEY *src)
 	dest->enc_flag  = src->enc_flag;
 	dest->conv_form = src->conv_form;
 	dest->version   = src->version;
+	dest->flags = src->flags;
 
 	return dest;
 	}
@@ -537,3 +539,18 @@ int EC_KEY_precompute_mult(EC_KEY *key, BN_CTX *ctx)
 		return 0;
 	return EC_GROUP_precompute_mult(key->group, ctx);
 	}
+
+int EC_KEY_get_flags(const EC_KEY *key)
+	{
+	return key->flags;
+	}
+
+void EC_KEY_set_flags(EC_KEY *key, int flags)
+	{
+	key->flags |= flags;
+	}
+
+void EC_KEY_clear_flags(EC_KEY *key, int flags)
+	{
+	key->flags &= ~flags;
+	}
diff --git a/crypto/ec/ec_lcl.h b/crypto/ec/ec_lcl.h
index 2e978181b9..afa1efa4bc 100644
--- a/crypto/ec/ec_lcl.h
+++ b/crypto/ec/ec_lcl.h
@@ -249,6 +249,7 @@ struct ec_key_st {
 	point_conversion_form_t conv_form;
 
 	int 	references;
+	int	flags;
 
 	EC_EXTRA_DATA *method_data;
 } /* EC_KEY */;