zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libssl/openssl-1.1.1o/crypto/dh/dh_rfc5114.c b/ap/lib/libssl/openssl-1.1.1o/crypto/dh/dh_rfc5114.c
new file mode 100644
index 0000000..e3603a0
--- /dev/null
+++ b/ap/lib/libssl/openssl-1.1.1o/crypto/dh/dh_rfc5114.c
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2011-2016 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 <stdio.h>
+#include "internal/cryptlib.h"
+#include "dh_local.h"
+#include <openssl/bn.h>
+#include "crypto/bn_dh.h"
+
+/*
+ * Macro to make a DH structure from BIGNUM data. NB: although just copying
+ * the BIGNUM static pointers would be more efficient, we can't do that
+ * because they get wiped using BN_clear_free() when DH_free() is called.
+ */
+
+#define make_dh(x) \
+DH *DH_get_##x(void) \
+{ \
+ DH *dh = DH_new(); \
+\
+ if (dh == NULL) \
+ return NULL; \
+ dh->p = BN_dup(&_bignum_dh##x##_p); \
+ dh->g = BN_dup(&_bignum_dh##x##_g); \
+ dh->q = BN_dup(&_bignum_dh##x##_q); \
+ if (dh->p == NULL || dh->q == NULL || dh->g == NULL) {\
+ DH_free(dh); \
+ return NULL; \
+ } \
+ return dh; \
+}
+
+make_dh(1024_160)
+make_dh(2048_224)
+make_dh(2048_256)