[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/lib/libssl/openssl-1.1.1o/crypto/modes/cbc128.c b/ap/lib/libssl/openssl-1.1.1o/crypto/modes/cbc128.c
new file mode 100644
index 0000000..15a14be
--- /dev/null
+++ b/ap/lib/libssl/openssl-1.1.1o/crypto/modes/cbc128.c
@@ -0,0 +1,172 @@
+/*
+ * Copyright 2008-2021 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include <openssl/crypto.h>
+#include "modes_local.h"
+#include <string.h>
+
+#if !defined(STRICT_ALIGNMENT) && !defined(PEDANTIC)
+# define STRICT_ALIGNMENT 0
+#endif
+
+#if defined(__GNUC__) && !STRICT_ALIGNMENT
+typedef size_t size_t_aX __attribute((__aligned__(1)));
+#else
+typedef size_t size_t_aX;
+#endif
+
+void CRYPTO_cbc128_encrypt(const unsigned char *in, unsigned char *out,
+ size_t len, const void *key,
+ unsigned char ivec[16], block128_f block)
+{
+ size_t n;
+ const unsigned char *iv = ivec;
+
+ if (len == 0)
+ return;
+
+#if !defined(OPENSSL_SMALL_FOOTPRINT)
+ if (STRICT_ALIGNMENT &&
+ ((size_t)in | (size_t)out | (size_t)ivec) % sizeof(size_t) != 0) {
+ while (len >= 16) {
+ for (n = 0; n < 16; ++n)
+ out[n] = in[n] ^ iv[n];
+ (*block) (out, out, key);
+ iv = out;
+ len -= 16;
+ in += 16;
+ out += 16;
+ }
+ } else {
+ while (len >= 16) {
+ for (n = 0; n < 16; n += sizeof(size_t))
+ *(size_t_aX *)(out + n) =
+ *(size_t_aX *)(in + n) ^ *(size_t_aX *)(iv + n);
+ (*block) (out, out, key);
+ iv = out;
+ len -= 16;
+ in += 16;
+ out += 16;
+ }
+ }
+#endif
+ while (len) {
+ for (n = 0; n < 16 && n < len; ++n)
+ out[n] = in[n] ^ iv[n];
+ for (; n < 16; ++n)
+ out[n] = iv[n];
+ (*block) (out, out, key);
+ iv = out;
+ if (len <= 16)
+ break;
+ len -= 16;
+ in += 16;
+ out += 16;
+ }
+ if (ivec != iv)
+ memcpy(ivec, iv, 16);
+}
+
+void CRYPTO_cbc128_decrypt(const unsigned char *in, unsigned char *out,
+ size_t len, const void *key,
+ unsigned char ivec[16], block128_f block)
+{
+ size_t n;
+ union {
+ size_t t[16 / sizeof(size_t)];
+ unsigned char c[16];
+ } tmp;
+
+ if (len == 0)
+ return;
+
+#if !defined(OPENSSL_SMALL_FOOTPRINT)
+ if (in != out) {
+ const unsigned char *iv = ivec;
+
+ if (STRICT_ALIGNMENT &&
+ ((size_t)in | (size_t)out | (size_t)ivec) % sizeof(size_t) != 0) {
+ while (len >= 16) {
+ (*block) (in, out, key);
+ for (n = 0; n < 16; ++n)
+ out[n] ^= iv[n];
+ iv = in;
+ len -= 16;
+ in += 16;
+ out += 16;
+ }
+ } else if (16 % sizeof(size_t) == 0) { /* always true */
+ while (len >= 16) {
+ size_t_aX *out_t = (size_t_aX *)out;
+ size_t_aX *iv_t = (size_t_aX *)iv;
+
+ (*block) (in, out, key);
+ for (n = 0; n < 16 / sizeof(size_t); n++)
+ out_t[n] ^= iv_t[n];
+ iv = in;
+ len -= 16;
+ in += 16;
+ out += 16;
+ }
+ }
+ if (ivec != iv)
+ memcpy(ivec, iv, 16);
+ } else {
+ if (STRICT_ALIGNMENT &&
+ ((size_t)in | (size_t)out | (size_t)ivec) % sizeof(size_t) != 0) {
+ unsigned char c;
+ while (len >= 16) {
+ (*block) (in, tmp.c, key);
+ for (n = 0; n < 16; ++n) {
+ c = in[n];
+ out[n] = tmp.c[n] ^ ivec[n];
+ ivec[n] = c;
+ }
+ len -= 16;
+ in += 16;
+ out += 16;
+ }
+ } else if (16 % sizeof(size_t) == 0) { /* always true */
+ while (len >= 16) {
+ size_t c;
+ size_t_aX *out_t = (size_t_aX *)out;
+ size_t_aX *ivec_t = (size_t_aX *)ivec;
+ const size_t_aX *in_t = (const size_t_aX *)in;
+
+ (*block) (in, tmp.c, key);
+ for (n = 0; n < 16 / sizeof(size_t); n++) {
+ c = in_t[n];
+ out_t[n] = tmp.t[n] ^ ivec_t[n];
+ ivec_t[n] = c;
+ }
+ len -= 16;
+ in += 16;
+ out += 16;
+ }
+ }
+ }
+#endif
+ while (len) {
+ unsigned char c;
+ (*block) (in, tmp.c, key);
+ for (n = 0; n < 16 && n < len; ++n) {
+ c = in[n];
+ out[n] = tmp.c[n] ^ ivec[n];
+ ivec[n] = c;
+ }
+ if (len <= 16) {
+ for (; n < 16; ++n)
+ ivec[n] = in[n];
+ break;
+ }
+ len -= 16;
+ in += 16;
+ out += 16;
+ }
+}