From: Keith Packard <keithp@keithp.com>
Date: Sat, 7 Dec 2013 17:49:00 +0000 (-0800)
Subject: altos: Nothing in altos uses AES decryption, so don't compile it
X-Git-Tag: 1.3~78
X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=commitdiff_plain;h=44249a9262a16ed103aedf30a300003fc2a17579;ds=sidebyside

altos: Nothing in altos uses AES decryption, so don't compile it

Saves a bit of space where AES is used, and avoids some compiler warnings.

Signed-off-by: Keith Packard <keithp@keithp.com>
---

diff --git a/src/aes/ao_aes.c b/src/aes/ao_aes.c
index 71ffadb1..52463f5d 100644
--- a/src/aes/ao_aes.c
+++ b/src/aes/ao_aes.c
@@ -310,6 +310,10 @@ void xrijndaelEncrypt(word32 block[], roundkey *rkk)
   xKeyAddition(block, block2, rp, BC);
 }
 
+#if NOTUSED
+/* We don't actually need this in AltOS, so don't bother including it */
+
+/* Decryption of one block. */
 static
 void xrijndaelDecrypt(word32 block[], roundkey *rkk)
 {
@@ -352,6 +356,7 @@ void xrijndaelDecrypt(word32 block[], roundkey *rkk)
 
   xKeyAddition(block, block, rp, BC);
 }
+#endif
 
 uint8_t ao_aes_mutex;
 static uint8_t key[16];