X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=aes256_dec.h;h=3c77c7b5e1dc72448df624cd710044138450bf64;hb=7701e318e4e2bac7f84dbf6e368f1501814948fc;hp=b8abfe8c6a9b737463d6120c2e1d567c0b69caf4;hpb=e5a49deb52521f019e37779d6e9d81ec4f02aba4;p=avr-crypto-lib.git

diff --git a/aes256_dec.h b/aes256_dec.h
index b8abfe8..3c77c7b 100644
--- a/aes256_dec.h
+++ b/aes256_dec.h
@@ -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);