+ const unsigned char* in, size_t inl);
+
+static int gost_grasshopper_cipher_do_ctracpkm(EVP_CIPHER_CTX* ctx, unsigned char* out,
+ const unsigned char* in, size_t inl);
+
+static int gost_grasshopper_cipher_do_ctracpkm_omac(EVP_CIPHER_CTX* ctx, unsigned char* out,
+ const unsigned char* in, size_t inl);
+
+static int gost_grasshopper_cipher_do_mgm(EVP_CIPHER_CTX* ctx, unsigned char* out,
+ const unsigned char* in, size_t inl);