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authorDenys Vlasenko <vda.linux@googlemail.com>2018-11-25 12:01:44 +0100
committerDenys Vlasenko <vda.linux@googlemail.com>2018-11-25 12:02:45 +0100
commit23d0d8caf42b6b55e531b2405d949c6606ed3e85 (patch)
treee32bb50671b092f80b6a154078497d4ef57ece4a
parentab3c5e4c44c73dafeb01439882b48e2259611e34 (diff)
downloadbusybox-23d0d8caf42b6b55e531b2405d949c6606ed3e85.tar.gz
tls: on x86, use xorbuf_aligned_AES_BLOCK_SIZE() even with non-aligned source
function old new delta aesgcm_GHASH 228 223 -5 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r--networking/tls_aesgcm.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/networking/tls_aesgcm.c b/networking/tls_aesgcm.c
index fd72540c4..32ca40260 100644
--- a/networking/tls_aesgcm.c
+++ b/networking/tls_aesgcm.c
@@ -116,8 +116,10 @@ void FAST_FUNC aesgcm_GHASH(byte* h,
blocks = cSz / AES_BLOCK_SIZE;
partial = cSz % AES_BLOCK_SIZE;
while (blocks--) {
- //xorbuf_aligned_AES_BLOCK_SIZE(x, c); - c is not guaranteed to be aligned
- xorbuf(x, c, AES_BLOCK_SIZE);
+ if (BB_UNALIGNED_MEMACCESS_OK) // c is not guaranteed to be aligned
+ xorbuf_aligned_AES_BLOCK_SIZE(x, c);
+ else
+ xorbuf(x, c, AES_BLOCK_SIZE);
GMULT(x, h);
c += AES_BLOCK_SIZE;
}