[Feature] add GA346 baseline version
Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/crypto/aegis.h b/src/kernel/linux/v4.19/crypto/aegis.h
new file mode 100644
index 0000000..405e025
--- /dev/null
+++ b/src/kernel/linux/v4.19/crypto/aegis.h
@@ -0,0 +1,78 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * AEGIS common definitions
+ *
+ * Copyright (c) 2018 Ondrej Mosnacek <omosnacek@gmail.com>
+ * Copyright (c) 2018 Red Hat, Inc. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ */
+
+#ifndef _CRYPTO_AEGIS_H
+#define _CRYPTO_AEGIS_H
+
+#include <crypto/aes.h>
+#include <linux/types.h>
+
+#define AEGIS_BLOCK_SIZE 16
+
+union aegis_block {
+ __le64 words64[AEGIS_BLOCK_SIZE / sizeof(__le64)];
+ __le32 words32[AEGIS_BLOCK_SIZE / sizeof(__le32)];
+ u8 bytes[AEGIS_BLOCK_SIZE];
+};
+
+#define AEGIS_BLOCK_ALIGN (__alignof__(union aegis_block))
+#define AEGIS_ALIGNED(p) IS_ALIGNED((uintptr_t)p, AEGIS_BLOCK_ALIGN)
+
+static const union aegis_block crypto_aegis_const[2] = {
+ { .words64 = {
+ cpu_to_le64(U64_C(0x0d08050302010100)),
+ cpu_to_le64(U64_C(0x6279e99059372215)),
+ } },
+ { .words64 = {
+ cpu_to_le64(U64_C(0xf12fc26d55183ddb)),
+ cpu_to_le64(U64_C(0xdd28b57342311120)),
+ } },
+};
+
+static void crypto_aegis_block_xor(union aegis_block *dst,
+ const union aegis_block *src)
+{
+ dst->words64[0] ^= src->words64[0];
+ dst->words64[1] ^= src->words64[1];
+}
+
+static void crypto_aegis_block_and(union aegis_block *dst,
+ const union aegis_block *src)
+{
+ dst->words64[0] &= src->words64[0];
+ dst->words64[1] &= src->words64[1];
+}
+
+static void crypto_aegis_aesenc(union aegis_block *dst,
+ const union aegis_block *src,
+ const union aegis_block *key)
+{
+ const u8 *s = src->bytes;
+ const u32 *t0 = crypto_ft_tab[0];
+ const u32 *t1 = crypto_ft_tab[1];
+ const u32 *t2 = crypto_ft_tab[2];
+ const u32 *t3 = crypto_ft_tab[3];
+ u32 d0, d1, d2, d3;
+
+ d0 = t0[s[ 0]] ^ t1[s[ 5]] ^ t2[s[10]] ^ t3[s[15]];
+ d1 = t0[s[ 4]] ^ t1[s[ 9]] ^ t2[s[14]] ^ t3[s[ 3]];
+ d2 = t0[s[ 8]] ^ t1[s[13]] ^ t2[s[ 2]] ^ t3[s[ 7]];
+ d3 = t0[s[12]] ^ t1[s[ 1]] ^ t2[s[ 6]] ^ t3[s[11]];
+
+ dst->words32[0] = cpu_to_le32(d0) ^ key->words32[0];
+ dst->words32[1] = cpu_to_le32(d1) ^ key->words32[1];
+ dst->words32[2] = cpu_to_le32(d2) ^ key->words32[2];
+ dst->words32[3] = cpu_to_le32(d3) ^ key->words32[3];
+}
+
+#endif /* _CRYPTO_AEGIS_H */