zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libssl/openssl-1.1.1o/crypto/rsa/rsa_none.c b/ap/lib/libssl/openssl-1.1.1o/crypto/rsa/rsa_none.c
new file mode 100644
index 0000000..f16cc67
--- /dev/null
+++ b/ap/lib/libssl/openssl-1.1.1o/crypto/rsa/rsa_none.c
@@ -0,0 +1,43 @@
+/*
+ * Copyright 1995-2017 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 "internal/cryptlib.h"
+#include <openssl/bn.h>
+#include <openssl/rsa.h>
+
+int RSA_padding_add_none(unsigned char *to, int tlen,
+ const unsigned char *from, int flen)
+{
+ if (flen > tlen) {
+ RSAerr(RSA_F_RSA_PADDING_ADD_NONE, RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
+ return 0;
+ }
+
+ if (flen < tlen) {
+ RSAerr(RSA_F_RSA_PADDING_ADD_NONE, RSA_R_DATA_TOO_SMALL_FOR_KEY_SIZE);
+ return 0;
+ }
+
+ memcpy(to, from, (unsigned int)flen);
+ return 1;
+}
+
+int RSA_padding_check_none(unsigned char *to, int tlen,
+ const unsigned char *from, int flen, int num)
+{
+
+ if (flen > tlen) {
+ RSAerr(RSA_F_RSA_PADDING_CHECK_NONE, RSA_R_DATA_TOO_LARGE);
+ return -1;
+ }
+
+ memset(to, 0, tlen - flen);
+ memcpy(to + tlen - flen, from, flen);
+ return tlen;
+}