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-rw-r--r--src/common/crypto_ed25519.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/src/common/crypto_ed25519.c b/src/common/crypto_ed25519.c
index 525d25a3e0..188e18c710 100644
--- a/src/common/crypto_ed25519.c
+++ b/src/common/crypto_ed25519.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2013-2016, The Tor Project, Inc. */
+/* Copyright (c) 2013-2017, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
@@ -32,8 +32,6 @@
#include "ed25519/ref10/ed25519_ref10.h"
#include "ed25519/donna/ed25519_donna_tor.h"
-#include <openssl/sha.h>
-
static void pick_ed25519_impl(void);
/** An Ed25519 implementation, as a set of function pointers. */
@@ -442,14 +440,16 @@ ed25519_keypair_from_curve25519_keypair(ed25519_keypair_t *out,
{
const char string[] = "Derive high part of ed25519 key from curve25519 key";
ed25519_public_key_t pubkey_check;
- SHA512_CTX ctx;
- uint8_t sha512_output[64];
+ crypto_digest_t *ctx;
+ uint8_t sha512_output[DIGEST512_LEN];
memcpy(out->seckey.seckey, inp->seckey.secret_key, 32);
- SHA512_Init(&ctx);
- SHA512_Update(&ctx, out->seckey.seckey, 32);
- SHA512_Update(&ctx, string, sizeof(string));
- SHA512_Final(sha512_output, &ctx);
+
+ ctx = crypto_digest512_new(DIGEST_SHA512);
+ crypto_digest_add_bytes(ctx, (const char*)out->seckey.seckey, 32);
+ crypto_digest_add_bytes(ctx, (const char*)string, sizeof(string));
+ crypto_digest_get_digest(ctx, (char *)sha512_output, sizeof(sha512_output));
+ crypto_digest_free(ctx);
memcpy(out->seckey.seckey + 32, sha512_output, 32);
ed25519_public_key_generate(&out->pubkey, &out->seckey);