zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libssl/openssl-1.1.1o/crypto/x509/x_attrib.c b/ap/lib/libssl/openssl-1.1.1o/crypto/x509/x_attrib.c
new file mode 100644
index 0000000..7342c4f
--- /dev/null
+++ b/ap/lib/libssl/openssl-1.1.1o/crypto/x509/x_attrib.c
@@ -0,0 +1,58 @@
+/*
+ * Copyright 1995-2016 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/objects.h>
+#include <openssl/asn1t.h>
+#include <openssl/x509.h>
+#include "x509_local.h"
+
+/*-
+ * X509_ATTRIBUTE: this has the following form:
+ *
+ * typedef struct x509_attributes_st
+ * {
+ * ASN1_OBJECT *object;
+ * STACK_OF(ASN1_TYPE) *set;
+ * } X509_ATTRIBUTE;
+ *
+ */
+
+ASN1_SEQUENCE(X509_ATTRIBUTE) = {
+ ASN1_SIMPLE(X509_ATTRIBUTE, object, ASN1_OBJECT),
+ ASN1_SET_OF(X509_ATTRIBUTE, set, ASN1_ANY)
+} ASN1_SEQUENCE_END(X509_ATTRIBUTE)
+
+IMPLEMENT_ASN1_FUNCTIONS(X509_ATTRIBUTE)
+IMPLEMENT_ASN1_DUP_FUNCTION(X509_ATTRIBUTE)
+
+X509_ATTRIBUTE *X509_ATTRIBUTE_create(int nid, int atrtype, void *value)
+{
+ X509_ATTRIBUTE *ret = NULL;
+ ASN1_TYPE *val = NULL;
+ ASN1_OBJECT *oid;
+
+ if ((oid = OBJ_nid2obj(nid)) == NULL)
+ return NULL;
+ if ((ret = X509_ATTRIBUTE_new()) == NULL)
+ return NULL;
+ ret->object = oid;
+ if ((val = ASN1_TYPE_new()) == NULL)
+ goto err;
+ if (!sk_ASN1_TYPE_push(ret->set, val))
+ goto err;
+
+ ASN1_TYPE_set(val, atrtype, value);
+ return ret;
+ err:
+ X509_ATTRIBUTE_free(ret);
+ ASN1_TYPE_free(val);
+ return NULL;
+}