Initial checkin of gRPC to third_party/

third_party/grpc/src/core/security/b64.h

 /*
- * Copyright (C) 2012 Google Inc. All rights reserved.
+ *
+ * Copyright 2015-2016, Google Inc.
+ * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
  * copyright notice, this list of conditions and the following disclaimer
  * in the documentation and/or other materials provided with the
  * distribution.
  *     * Neither the name of Google Inc. nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
  */
 
-#ifndef HTMLShadowElement_h
-#define HTMLShadowElement_h
+#ifndef GRPC_INTERNAL_CORE_SECURITY_BASE64_H
+#define GRPC_INTERNAL_CORE_SECURITY_BASE64_H
 
-#include "core/dom/shadow/InsertionPoint.h"
-#include "wtf/Forward.h"
+#include <grpc/support/slice.h>
 
-namespace blink {
+/* Encodes data using base64. It is the caller's responsability to free
+   the returned char * using gpr_free. Returns NULL on NULL input. */
+char *grpc_base64_encode(const void *data, size_t data_size, int url_safe,
+                         int multiline);
 
-class HTMLShadowElement final : public InsertionPoint {
-    DEFINE_WRAPPERTYPEINFO();
-public:
-    DECLARE_NODE_FACTORY(HTMLShadowElement);
-    ~HTMLShadowElement() override;
+/* Decodes data according to the base64 specification. Returns an empty
+   slice in case of failure. */
+gpr_slice grpc_base64_decode(const char *b64, int url_safe);
 
-    ShadowRoot* olderShadowRoot();
+/* Same as above except that the length is provided by the caller. */
+gpr_slice grpc_base64_decode_with_len(const char *b64, size_t b64_len,
+                                      int url_safe);
 
-private:
-    explicit HTMLShadowElement(Document&);
-    InsertionNotificationRequest insertedInto(ContainerNode* insertionPoint) override;
-};
-
-} // namespace blink
-
-#endif // HTMLShadowElement_h
+#endif /* GRPC_INTERNAL_CORE_SECURITY_BASE64_H */