From: Nick Mathewson <nickm@torproject.org>
Date: Thu, 20 Aug 2009 16:03:32 +0000 (-0400)
Subject: Make crypto_digest_get_digest nondestructive again.
X-Git-Tag: tor-0.2.2.1-alpha~19
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=5da3b45fdce8354e320df91b26a170b21291c32e;p=thirdparty%2Ftor.git

Make crypto_digest_get_digest nondestructive again.

Fixes bug in f57883a39.
---

diff --git a/src/common/crypto.c b/src/common/crypto.c
index dc645b5eda..4a61d3faf3 100644
--- a/src/common/crypto.c
+++ b/src/common/crypto.c
@@ -1510,11 +1510,11 @@ crypto_digest_get_digest(crypto_digest_env_t *digest,
   switch (digest->algorithm) {
     case DIGEST_SHA1:
       tor_assert(out_len <= DIGEST_LEN);
-      SHA1_Final(r, &digest->d.sha1);
+      SHA1_Final(r, &tmpenv.d.sha1);
       break;
     case DIGEST_SHA256:
       tor_assert(out_len <= DIGEST256_LEN);
-      SHA256_Final(r, &digest->d.sha2);
+      SHA256_Final(r, &tmpenv.d.sha2);
       break;
     default:
       tor_fragile_assert();