X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=nessie_bc_test.c;h=f9a91e547a8f82f745e9f9df73201d0da8245e50;hb=96ebafd201c9e8441c7677577b24aa402c1defc6;hp=11deea73aadf0d18da56a5f811c0fe76190e6c13;hpb=2aee09dcaf731b4086e7cdb865ee77b2715ce751;p=avr-crypto-lib.git

diff --git a/nessie_bc_test.c b/nessie_bc_test.c
index 11deea7..f9a91e5 100644
--- a/nessie_bc_test.c
+++ b/nessie_bc_test.c
@@ -1,3 +1,21 @@
+/* nessie_bc_test.c */
+/*
+    This file is part of the Crypto-avr-lib/microcrypt-lib.
+    Copyright (C) 2008  Daniel Otte (daniel.otte@rub.de)
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
 /**
  * 
  * author: Daniel Otte
@@ -32,13 +50,15 @@ void nessie_bc_enc(uint8_t* key, uint8_t* pt){
 	/* single test */
 	nessie_print_item("key", key, (nessie_bc_ctx.keysize_b+7)/8);
 	nessie_bc_ctx.cipher_genctx(key, nessie_bc_ctx.keysize_b, ctx);
+	
 	memcpy(buffer, pt, nessie_bc_ctx.blocksize_B);
 	nessie_print_item("plain", buffer, nessie_bc_ctx.blocksize_B);
 	nessie_bc_ctx.cipher_enc(buffer, ctx);
 	nessie_print_item("cipher", buffer, nessie_bc_ctx.blocksize_B);
-	nessie_bc_ctx.cipher_dec(buffer, ctx);
-	nessie_print_item("decrypted", buffer, nessie_bc_ctx.blocksize_B);
-	
+	if(nessie_bc_ctx.cipher_dec){
+		nessie_bc_ctx.cipher_dec(buffer, ctx);
+		nessie_print_item("decrypted", buffer, nessie_bc_ctx.blocksize_B);
+	}
 	/* 100 times test */
 	memcpy(buffer, pt, nessie_bc_ctx.blocksize_B);
 	for(i=0; i<100; ++i){
@@ -136,6 +156,8 @@ void nessie_bc_run(void){
 	}
 	nessie_bc_enc(key, buffer);
 	/* half done ;-) */
+	if(nessie_bc_ctx.cipher_dec==NULL)
+		return;
 	/* test set 5 */
 	set=5;
 	nessie_print_setheader(set);