X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=aes256_dec.h;h=3c77c7b5e1dc72448df624cd710044138450bf64;hb=5ef100e38af8134b518c1307f17ad21dfd46f5dd;hp=7a6a1a435fc058bbc6fbc975f4e70f8dc55e428f;hpb=17332291e15183d71d88ed868275e3cb53917180;p=avr-crypto-lib.git

diff --git a/aes256_dec.h b/aes256_dec.h
index 7a6a1a4..3c77c7b 100644
--- a/aes256_dec.h
+++ b/aes256_dec.h
@@ -1,6 +1,6 @@
 /* aes256_dec.h */
 /*
-    This file is part of the This file is part of the AVR-Crypto-Lib.
+    This file is part of the AVR-Crypto-Lib.
     Copyright (C) 2008  Daniel Otte (daniel.otte@rub.de)
 
     This program is free software: you can redistribute it and/or modify
@@ -22,7 +22,7 @@
  * \author   Daniel Otte 
  * \date     2008-12-31
  * \license  GPLv3 or later
- * 
+ * \ingroup  AES
  */
 
 #ifndef AES256_DEC_H_
@@ -31,6 +31,14 @@
 #include "aes.h"
 #include "aes_dec.h"
 
+/** \fn void aes256_dec(void* buffer, aes256_ctx_t* ctx)
+ * \brief decrypt with 256 bit key.
+ * 
+ * This function decrypts one block with the AES algorithm under control of
+ * a keyschedule produced from a 256 bit key.
+ * \param buffer pointer to the block to decrypt
+ * \param ctx    pointer to the key schedule 
+ */
 void aes256_dec(void* buffer, aes256_ctx_t* ctx);