+const EVP_PKEY_ASN1_METHOD *EVP_PKEY_asn1_find_str(const char *str, int len);
+int EVP_PKEY_asn1_add0(const EVP_PKEY_ASN1_METHOD *ameth);
+int EVP_PKEY_asn1_add_alias(int to, int from);
+int EVP_PKEY_asn1_get0_info(int *ppkey_id, int *pkey_base_id, int *ppkey_flags,
+ const char **pinfo, const char **ppem_str,
+ const EVP_PKEY_ASN1_METHOD *ameth);
+
+EVP_PKEY_ASN1_METHOD* EVP_PKEY_asn1_new(int id,
+ const char *pem_str, const char *info);
+void EVP_PKEY_asn1_free(EVP_PKEY_ASN1_METHOD *ameth);
+void EVP_PKEY_asn1_set_public(EVP_PKEY_ASN1_METHOD *ameth,
+ int (*pub_decode)(EVP_PKEY *pk, X509_PUBKEY *pub),
+ int (*pub_encode)(X509_PUBKEY *pub, const EVP_PKEY *pk),
+ int (*pub_cmp)(const EVP_PKEY *a, const EVP_PKEY *b),
+ int (*pub_print)(BIO *out, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *pctx),
+ int (*pkey_size)(const EVP_PKEY *pk),
+ int (*pkey_bits)(const EVP_PKEY *pk));
+void EVP_PKEY_asn1_set_private(EVP_PKEY_ASN1_METHOD *ameth,
+ int (*priv_decode)(EVP_PKEY *pk, PKCS8_PRIV_KEY_INFO *p8inf),
+ int (*priv_encode)(PKCS8_PRIV_KEY_INFO *p8, const EVP_PKEY *pk),
+ int (*priv_print)(BIO *out, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *pctx));
+void EVP_PKEY_asn1_set_param(EVP_PKEY_ASN1_METHOD *ameth,
+ int (*param_decode)(EVP_PKEY *pkey,
+ const unsigned char **pder, int derlen),
+ int (*param_encode)(const EVP_PKEY *pkey, unsigned char **pder),
+ int (*param_missing)(const EVP_PKEY *pk),
+ int (*param_copy)(EVP_PKEY *to, const EVP_PKEY *from),
+ int (*param_cmp)(const EVP_PKEY *a, const EVP_PKEY *b),
+ int (*param_print)(BIO *out, const EVP_PKEY *pkey, int indent,
+ ASN1_PCTX *pctx));
+
+void EVP_PKEY_asn1_set_free(EVP_PKEY_ASN1_METHOD *ameth,
+ void (*pkey_free)(EVP_PKEY *pkey));
+void EVP_PKEY_asn1_set_ctrl(EVP_PKEY_ASN1_METHOD *ameth,
+ void (*pkey_ctrl)(EVP_PKEY *pkey, int op,
+ long arg1, void *arg2));
+
+
+#define EVP_PKEY_OP_UNDEFINED 0
+#define EVP_PKEY_OP_PARAMGEN 1
+#define EVP_PKEY_OP_KEYGEN 2
+#define EVP_PKEY_OP_SIGN 3
+#define EVP_PKEY_OP_VERIFY 4
+#define EVP_PKEY_OP_VERIFYRECOVER 5
+#define EVP_PKEY_OP_SIGNCTX 6
+#define EVP_PKEY_OP_VERIFYCTX 7
+#define EVP_PKEY_OP_ENCRYPT 8
+#define EVP_PKEY_OP_DECRYPT 9
+
+const EVP_PKEY_METHOD *EVP_PKEY_meth_find(int type, ENGINE *e);
+EVP_PKEY_CTX *EVP_PKEY_CTX_new(EVP_PKEY *pkey);
+void EVP_PKEY_CTX_free(EVP_PKEY_CTX *ctx);
+
+int EVP_PKEY_CTX_ctrl(EVP_PKEY_CTX *ctx, int keytype, int optype,
+ int cmd, int p1, void *p2);
+int EVP_PKEY_CTX_ctrl_str(EVP_PKEY_CTX *ctx, const char *type,
+ const char *value);
+
+
+int EVP_PKEY_sign_init(EVP_PKEY_CTX *ctx);
+int EVP_PKEY_sign(EVP_PKEY_CTX *ctx,
+ unsigned char *sig, int *siglen,
+ unsigned char *tbs, int tbslen);
+int EVP_PKEY_verify_init(EVP_PKEY_CTX *ctx);
+int EVP_PKEY_verify(EVP_PKEY_CTX *ctx,
+ unsigned char *sig, int siglen,
+ unsigned char *tbs, int tbslen);
+int EVP_PKEY_verify_recover_init(EVP_PKEY_CTX *ctx);
+int EVP_PKEY_verify_recover(EVP_PKEY_CTX *ctx,
+ unsigned char *rout, int *routlen,
+ unsigned char *sig, int siglen);
+int EVP_PKEY_encrypt_init(EVP_PKEY_CTX *ctx);
+int EVP_PKEY_encrypt(EVP_PKEY_CTX *ctx,
+ unsigned char *out, int *outlen,
+ unsigned char *in, int inlen);
+int EVP_PKEY_decrypt_init(EVP_PKEY_CTX *ctx);
+int EVP_PKEY_decrypt(EVP_PKEY_CTX *ctx,
+ unsigned char *out, int *outlen,
+ unsigned char *in, int inlen);