-#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
+#define EVP_PKEY_OP_PARAMGEN (1<<1)
+#define EVP_PKEY_OP_KEYGEN (1<<2)
+#define EVP_PKEY_OP_SIGN (1<<3)
+#define EVP_PKEY_OP_VERIFY (1<<4)
+#define EVP_PKEY_OP_VERIFYRECOVER (1<<5)
+#define EVP_PKEY_OP_SIGNCTX (1<<6)
+#define EVP_PKEY_OP_VERIFYCTX (1<<7)
+#define EVP_PKEY_OP_ENCRYPT (1<<8)
+#define EVP_PKEY_OP_DECRYPT (1<<9)
+#define EVP_PKEY_OP_DERIVE (1<<10)
+
+#define EVP_PKEY_OP_TYPE_SIG \
+ (EVP_PKEY_OP_SIGN | EVP_PKEY_OP_VERIFY | EVP_PKEY_OP_VERIFYRECOVER \
+ | EVP_PKEY_OP_SIGNCTX | EVP_PKEY_OP_VERIFYCTX)
+
+#define EVP_PKEY_OP_TYPE_CRYPT \
+ (EVP_PKEY_OP_ENCRYPT | EVP_PKEY_OP_DECRYPT)
+
+#define EVP_PKEY_OP_TYPE_NOGEN \
+ (EVP_PKEY_OP_SIG | EVP_PKEY_OP_CRYPT | EVP_PKEY_OP_DERIVE)
+
+#define EVP_PKEY_OP_TYPE_GEN \
+ (EVP_PKEY_OP_PARAMGEN | EVP_PKEY_OP_KEYGEN)
+
+#define EVP_PKEY_CTX_set_signature_md(ctx, md) \
+ EVP_PKEY_CTX_ctrl(ctx, -1, EVP_PKEY_OP_TYPE_SIG, \
+ EVP_PKEY_CTRL_MD, 0, (void *)md)
+
+#define EVP_PKEY_CTRL_MD 1
+
+#define EVP_PKEY_ALG_CTRL 0x1000