-int EVP_CIPHER_CTX_encrypting(const EVP_CIPHER_CTX *ctx);
-int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx);
-int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx);
-int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx);
-int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx);
-int EVP_CIPHER_CTX_tag_length(const EVP_CIPHER_CTX *ctx);
+int EVP_CIPHER_CTX_is_encrypting(const EVP_CIPHER_CTX *ctx);
+# define EVP_CIPHER_CTX_encrypting EVP_CIPHER_CTX_is_encrypting
+int EVP_CIPHER_CTX_get_nid(const EVP_CIPHER_CTX *ctx);
+# define EVP_CIPHER_CTX_nid EVP_CIPHER_CTX_get_nid
+int EVP_CIPHER_CTX_get_block_size(const EVP_CIPHER_CTX *ctx);
+# define EVP_CIPHER_CTX_block_size EVP_CIPHER_CTX_get_block_size
+int EVP_CIPHER_CTX_get_key_length(const EVP_CIPHER_CTX *ctx);
+# define EVP_CIPHER_CTX_key_length EVP_CIPHER_CTX_get_key_length
+int EVP_CIPHER_CTX_get_iv_length(const EVP_CIPHER_CTX *ctx);
+# define EVP_CIPHER_CTX_iv_length EVP_CIPHER_CTX_get_iv_length
+int EVP_CIPHER_CTX_get_tag_length(const EVP_CIPHER_CTX *ctx);
+# define EVP_CIPHER_CTX_tag_length EVP_CIPHER_CTX_get_tag_length