GO_RSA* _goboringcrypto_RSA_private_key_from_bytes(const uint8_t*, size_t);
int _goboringcrypto_RSA_public_key_to_bytes(uint8_t**, size_t*, const GO_RSA*);
int _goboringcrypto_RSA_private_key_to_bytes(uint8_t**, size_t*, const GO_RSA*);

// #include <openssl/evp.h>
/*unchecked (opaque)*/ typedef struct GO_EVP_PKEY { char data[1]; } GO_EVP_PKEY;
GO_EVP_PKEY* _goboringcrypto_EVP_PKEY_new(void);