1 #include "ed25519.h"
2 #include "sha512.h"
3 #include "ge.h"
4 
5 
ed25519_create_keypair(unsigned char * public_key,unsigned char * private_key,const unsigned char * seed)6 void ed25519_create_keypair(unsigned char *public_key, unsigned char *private_key, const unsigned char *seed) {
7     ge_p3 A;
8 
9     sha512(seed, 32, private_key);
10     private_key[0] &= 248;
11     private_key[31] &= 63;
12     private_key[31] |= 64;
13 
14     ge_scalarmult_base(&A, private_key);
15     ge_p3_tobytes(public_key, &A);
16 }
17