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authorMatthias Schiffer <mschiffer@universe-factory.net>2014-01-27 16:50:00 +0100
committerMatthias Schiffer <mschiffer@universe-factory.net>2014-01-27 16:50:00 +0100
commit04beb6dc3ca878aab48f283c1dc6699ca6a8a27b (patch)
tree0a20683c76645e69b7236355df634fdd32842766 /src/methods/generic_gmac
parentbb0235f7d8db0c0ea814118593da973609352089 (diff)
downloadfastd-04beb6dc3ca878aab48f283c1dc6699ca6a8a27b.tar
fastd-04beb6dc3ca878aab48f283c1dc6699ca6a8a27b.zip
Add an aligned uint8_t type data_t and use it to ensure the alignment of various buffers on the stack
Diffstat (limited to 'src/methods/generic_gmac')
-rw-r--r--src/methods/generic_gmac/generic_gmac.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/methods/generic_gmac/generic_gmac.c b/src/methods/generic_gmac/generic_gmac.c
index 0580e1a..a93dcb4 100644
--- a/src/methods/generic_gmac/generic_gmac.c
+++ b/src/methods/generic_gmac/generic_gmac.c
@@ -106,7 +106,7 @@ static fastd_method_session_state_t* method_session_init(fastd_context_t *ctx, c
fastd_block128_t H;
size_t iv_length = method->cipher_info->iv_length;
- uint8_t zeroiv[iv_length];
+ data_t zeroiv[iv_length];
memset(zeroiv, 0, iv_length);
if (!session->cipher->crypt(session->cipher_state, &H, &zeroblock, sizeof(fastd_block128_t), zeroiv)) {
@@ -164,7 +164,7 @@ static bool method_encrypt(fastd_context_t *ctx, fastd_peer_t *peer UNUSED, fast
if (tail_len)
memset(in.data+in.len, 0, tail_len);
- uint8_t nonce[session->method->cipher_info->iv_length];
+ data_t nonce[session->method->cipher_info->iv_length];
fastd_method_expand_nonce(nonce, session->common.send_nonce, sizeof(nonce));
int n_blocks = block_count(in.len, sizeof(fastd_block128_t));
@@ -215,7 +215,7 @@ static bool method_decrypt(fastd_context_t *ctx, fastd_peer_t *peer, fastd_metho
if (flags)
return false;
- uint8_t nonce[session->method->cipher_info->iv_length];
+ data_t nonce[session->method->cipher_info->iv_length];
fastd_method_expand_nonce(nonce, in_nonce, sizeof(nonce));
size_t tail_len = alignto(in.len, sizeof(fastd_block128_t))-in.len;