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[GNUnet-SVN] r37761 - gnunet/src/util
From: |
gnunet |
Subject: |
[GNUnet-SVN] r37761 - gnunet/src/util |
Date: |
Tue, 23 Aug 2016 17:43:38 +0200 |
Author: amatus
Date: 2016-08-23 17:43:38 +0200 (Tue, 23 Aug 2016)
New Revision: 37761
Modified:
gnunet/src/util/crypto_rsa.c
Log:
Restore Lenstra protection for gcrypt < 1.6.4
Modified: gnunet/src/util/crypto_rsa.c
===================================================================
--- gnunet/src/util/crypto_rsa.c 2016-08-23 07:58:14 UTC (rev 37760)
+++ gnunet/src/util/crypto_rsa.c 2016-08-23 15:43:38 UTC (rev 37761)
@@ -840,12 +840,12 @@
return NULL;
}
+ /* Lenstra protection was first added to libgcrypt 1.6.4
+ * with commit c17f84bd02d7ee93845e92e20f6ddba814961588.
+ */
+#if GCRYPT_VERSION_NUMBER < 0x010604
/* verify signature (guards against Lenstra's attack with fault
injection...) */
- /* Removed because Lenstra protection was first added to libgcrypt 1.6.4
- * with commit c17f84bd02d7ee93845e92e20f6ddba814961588. Do not run with
- * an earlier libgcrypt. Or uncomment if you must. */
- /*
- public_key = GNUNET_CRYPTO_rsa_private_key_get_public (key);
+ struct GNUNET_CRYPTO_RsaPublicKey *public_key =
GNUNET_CRYPTO_rsa_private_key_get_public (key);
if (0 !=
gcry_pk_verify (result,
data,
@@ -858,7 +858,7 @@
return NULL;
}
GNUNET_CRYPTO_rsa_public_key_free (public_key);
- */
+#endif
/* return signature */
gcry_sexp_release (data);
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