blob: 11a2e3ec460e22aa682b501fb171fbd3e9052891 [file] [log] [blame]
#include "ed25519.h"
#ifndef ED25519_NO_SEED
#ifdef _WIN32
#include <windows.h>
#include <wincrypt.h>
#else
#include <stdio.h>
#endif
int ed25519_create_seed(unsigned char *seed) {
#ifdef _WIN32
HCRYPTPROV prov;
if (!CryptAcquireContext(&prov, NULL, NULL, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT)) {
return 1;
}
if (!CryptGenRandom(prov, 32, seed)) {
CryptReleaseContext(prov, 0);
return 1;
}
CryptReleaseContext(prov, 0);
#else
FILE *f = fopen("/dev/urandom", "rb");
if (f == NULL) {
return 1;
}
fread(seed, 1, 32, f);
fclose(f);
#endif
return 0;
}
#endif