zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libssl/openssl-1.1.1o/crypto/asn1/t_bitst.c b/ap/lib/libssl/openssl-1.1.1o/crypto/asn1/t_bitst.c
new file mode 100644
index 0000000..c0aeca4
--- /dev/null
+++ b/ap/lib/libssl/openssl-1.1.1o/crypto/asn1/t_bitst.c
@@ -0,0 +1,56 @@
+/*
+ * Copyright 1999-2016 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 <openssl/conf.h>
+#include <openssl/x509v3.h>
+
+int ASN1_BIT_STRING_name_print(BIO *out, ASN1_BIT_STRING *bs,
+                               BIT_STRING_BITNAME *tbl, int indent)
+{
+    BIT_STRING_BITNAME *bnam;
+    char first = 1;
+    BIO_printf(out, "%*s", indent, "");
+    for (bnam = tbl; bnam->lname; bnam++) {
+        if (ASN1_BIT_STRING_get_bit(bs, bnam->bitnum)) {
+            if (!first)
+                BIO_puts(out, ", ");
+            BIO_puts(out, bnam->lname);
+            first = 0;
+        }
+    }
+    BIO_puts(out, "\n");
+    return 1;
+}
+
+int ASN1_BIT_STRING_set_asc(ASN1_BIT_STRING *bs, const char *name, int value,
+                            BIT_STRING_BITNAME *tbl)
+{
+    int bitnum;
+    bitnum = ASN1_BIT_STRING_num_asc(name, tbl);
+    if (bitnum < 0)
+        return 0;
+    if (bs) {
+        if (!ASN1_BIT_STRING_set_bit(bs, bitnum, value))
+            return 0;
+    }
+    return 1;
+}
+
+int ASN1_BIT_STRING_num_asc(const char *name, BIT_STRING_BITNAME *tbl)
+{
+    BIT_STRING_BITNAME *bnam;
+    for (bnam = tbl; bnam->lname; bnam++) {
+        if ((strcmp(bnam->sname, name) == 0)
+            || (strcmp(bnam->lname, name) == 0))
+            return bnam->bitnum;
+    }
+    return -1;
+}