diff --git a/src/_cffi_src/openssl/asn1.py b/src/_cffi_src/openssl/asn1.py
index c18708c..5210c7c 100644
--- a/src/_cffi_src/openssl/asn1.py
+++ b/src/_cffi_src/openssl/asn1.py
@@ -42,7 +42,7 @@
 typedef struct asn1_string_st ASN1_IA5STRING;
 typedef ... ASN1_BIT_STRING;
 typedef ... ASN1_OBJECT;
-typedef ... ASN1_STRING;
+typedef struct asn1_string_st ASN1_STRING;
 typedef ... ASN1_TYPE;
 typedef ... ASN1_GENERALIZEDTIME;
 typedef ... ASN1_ENUMERATED;
@@ -87,6 +87,9 @@
 void ASN1_OCTET_STRING_free(ASN1_OCTET_STRING *);
 int ASN1_OCTET_STRING_set(ASN1_OCTET_STRING *, const unsigned char *, int);
 
+/* ASN1 IA5STRING */
+ASN1_IA5STRING *ASN1_IA5STRING_new(void);
+
 /*  ASN1 INTEGER */
 ASN1_INTEGER *ASN1_INTEGER_new(void);
 void ASN1_INTEGER_free(ASN1_INTEGER *);
diff --git a/src/_cffi_src/openssl/ec.py b/src/_cffi_src/openssl/ec.py
index c5052d3..5ffbea6 100644
--- a/src/_cffi_src/openssl/ec.py
+++ b/src/_cffi_src/openssl/ec.py
@@ -56,6 +56,8 @@
     const EC_GROUP *, BIGNUM *, BIGNUM *, BIGNUM *, BN_CTX *);
 
 int EC_GROUP_get_degree(const EC_GROUP *);
+void EC_GROUP_set_asn1_flag(EC_GROUP *, int);
+void EC_GROUP_set_point_conversion_form(EC_GROUP *, point_conversion_form_t);
 
 const EC_METHOD *EC_GROUP_method_of(const EC_GROUP *);
 const EC_POINT *EC_GROUP_get0_generator(const EC_GROUP *);
@@ -63,6 +65,7 @@
 
 size_t EC_get_builtin_curves(EC_builtin_curve *, size_t);
 
+EC_KEY *EC_KEY_new(void);
 void EC_KEY_free(EC_KEY *);
 
 int EC_KEY_get_flags(const EC_KEY *);
@@ -210,6 +213,7 @@
 static const int OPENSSL_EC_NAMED_CURVE = 0;
 
 void (*EC_KEY_free)(EC_KEY *) = NULL;
+EC_KEY *(*EC_KEY_new)(void) = NULL;
 size_t (*EC_get_builtin_curves)(EC_builtin_curve *, size_t) = NULL;
 EC_KEY *(*EC_KEY_new_by_curve_name)(int) = NULL;
 EC_KEY *(*EC_KEY_copy)(EC_KEY *, const EC_KEY *) = NULL;
@@ -218,6 +222,9 @@
 const EC_GROUP *(*EC_KEY_get0_group)(const EC_KEY *) = NULL;
 int (*EC_GROUP_get_order)(const EC_GROUP *, BIGNUM *, BN_CTX *) = NULL;
 int (*EC_KEY_set_group)(EC_KEY *, const EC_GROUP *) = NULL;
+void (*EC_GROUP_set_asn1_flag)(EC_GROUP *, int) = NULL;
+void (*EC_GROUP_set_point_conversion_form)(EC_GROUP *,
+                                           point_conversion_form_t) = NULL;
 const BIGNUM *(*EC_KEY_get0_private_key)(const EC_KEY *) = NULL;
 int (*EC_KEY_set_private_key)(EC_KEY *, const BIGNUM *) = NULL;
 const EC_POINT *(*EC_KEY_get0_public_key)(const EC_KEY *) = NULL;
@@ -412,6 +419,9 @@
         "EC_GROUP_get0_generator",
         "EC_GROUP_get_curve_name",
         "EC_GROUP_get_degree",
+        "EC_GROUP_set_asn1_flag",
+        "EC_GROUP_set_point_conversion_form",
+        "EC_KEY_new",
         "EC_KEY_free",
         "EC_get_builtin_curves",
         "EC_KEY_new_by_curve_name",