+#define XDHS(_) \
+ _(x25519, X25519, "X25519") \
+ _(x448, X448, "X448")
+
+#define XDHALG(xdh, XDH, name) \
+ \
+ static void alg_##xdh(keyopts *k) \
+ { \
+ key_data *kd, *kkd; \
+ octet priv[XDH##_KEYSZ], pub[XDH##_PUBSZ]; \
+ \
+ copyparam(k, 0); \
+ k->r->ops->fill(k->r, priv, sizeof(priv)); \
+ xdh(pub, priv, xdh##_base); \
+ kkd = key_newstruct(); \
+ key_structsteal(kkd, "priv", \
+ key_newbinary(KCAT_PRIV | KF_BURN, \
+ priv, sizeof(priv))); \
+ kd = key_newstruct(); \
+ key_structsteal(kd, "private", kkd); \
+ key_structsteal(kd, "pub", \
+ key_newbinary(KCAT_PUB, pub, sizeof(pub))); \
+ \
+ key_setkeydata(k->kf, k->k, kd); \
+ }
+
+XDHS(XDHALG)
+#undef XDHALG
+
+#define EDDSAS(_) \
+ _(ed25519, ED25519, "Ed25519") \
+ _(ed448, ED448, "Ed448")
+
+#define EDDSAALG(ed, ED, name) \
+ \
+ static void alg_##ed(keyopts *k) \
+ { \
+ key_data *kd, *kkd; \
+ octet priv[ED##_KEYSZ], pub[ED##_PUBSZ]; \
+ \
+ copyparam(k, 0); \
+ k->r->ops->fill(k->r, priv, sizeof(priv)); \
+ ed##_pubkey(pub, priv, sizeof(priv)); \
+ kkd = key_newstruct(); \
+ key_structsteal(kkd, "priv", \
+ key_newbinary(KCAT_PRIV | KF_BURN, \
+ priv, sizeof(priv))); \
+ kd = key_newstruct(); \
+ key_structsteal(kd, "private", kkd); \
+ key_structsteal(kd, "pub", \
+ key_newbinary(KCAT_PUB, pub, sizeof(pub))); \
+ \
+ key_setkeydata(k->kf, k->k, kd); \
+ }
+
+EDDSAS(EDDSAALG)
+#undef EDDSAALG
+