Use longer buffer to store the signature.

2015-08-24 14:20:01 +02:00
parent 4fec806335
commit e2c4e9fc2e
1 changed files with 1 additions and 1 deletions
@@ -1435,7 +1435,7 @@ CK_DEFINE_FUNCTION(CK_RV, C_Sign)(

  if (pSignature == NULL_PTR) {
    // Just return the size of the signature
-    *pulSignatureLen = op_info.op.sign.key_len / 8;
+    *pulSignatureLen = op_info.op.sign.key_len / 8 * 2 + 32; // Approximate the size of the signature. Specs agree with this.
    DBG(("The size of the signature will be %lu", *pulSignatureLen));

    DOUT;