diff options
| author | Denys Vlasenko <vda.linux@googlemail.com> | 2018-11-23 18:55:15 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2018-11-23 18:55:15 +0100 |
| commit | 25569c3ca987f37075e457d5203fb7b6c3d6ae84 (patch) | |
| tree | c88ebd364de3689d7e6bd21119839ddf024eef6d | |
| parent | 219c9d4b5d12b3b965da838eb467b955ef928170 (diff) | |
| download | busybox-25569c3ca987f37075e457d5203fb7b6c3d6ae84.tar.gz | |
tls: make local buffers in aesgcm_GHASH() explicitly 32-bit aligned
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| -rw-r--r-- | networking/tls_aesgcm.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/networking/tls_aesgcm.c b/networking/tls_aesgcm.c index 1a7ddb2e2..360e6f4ff 100644 --- a/networking/tls_aesgcm.c +++ b/networking/tls_aesgcm.c @@ -11,11 +11,6 @@ typedef uint32_t word32; #define XMEMSET memset #define XMEMCPY memcpy -#define TLS_MAJ 3 -#define TLS_MIN 3 -#define RECHDR_LEN 5 -#define OUTBUF_PFX (8 + AES_BLOCK_SIZE) - void FAST_FUNC xorbuf(void* buf, const void* mask, unsigned count) { word32 i; @@ -39,12 +34,12 @@ static ALWAYS_INLINE void FlattenSzInBits(byte* buf, word32 sz) // buf[1] = (szHi >> 16) & 0xff; // buf[2] = (szHi >> 8) & 0xff; // buf[3] = szHi & 0xff; - move_to_unaligned32(buf, 0); + *(uint32_t*)(buf + 0) = 0; // buf[4] = (sz >> 24) & 0xff; // buf[5] = (sz >> 16) & 0xff; // buf[6] = (sz >> 8) & 0xff; // buf[7] = sz & 0xff; - move_to_unaligned32(buf + 4, SWAP_BE32(sz)); + *(uint32_t*)(buf + 4) = SWAP_BE32(sz); } static void RIGHTSHIFTX(byte* x) @@ -100,8 +95,8 @@ void FAST_FUNC aesgcm_GHASH(byte* h, byte* s //, unsigned sSz ) { - byte x[AES_BLOCK_SIZE]; - byte scratch[AES_BLOCK_SIZE]; + byte x[AES_BLOCK_SIZE] ALIGNED(4); + byte scratch[AES_BLOCK_SIZE] ALIGNED(4); word32 blocks, partial; //was: byte* h = aes->H; |