/* * Copyright (C) 2017 Metrological Group B.V. * Copyright (C) 2017 Igalia S.L. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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. */ #pragma once #include <libtasn1.h> #include <wtf/Optional.h> #include <wtf/Vector.h> namespace PAL { namespace TASN1 { class Structure { public: Structure() = default; ~Structure() { asn1_delete_structure(&m_structure); } Structure(const Structure&) = delete; Structure& operator=(const Structure&) = delete; Structure(Structure&&) = delete; Structure& operator=(Structure&&) = delete; asn1_node* operator&() { return &m_structure; } operator asn1_node() const { return m_structure; } private: asn1_node m_structure { nullptr }; }; bool createStructure(const char* elementName, asn1_node* root); bool decodeStructure(asn1_node* root, const char* elementName, const Vector<uint8_t>& data); std::optional<Vector<uint8_t>> elementData(asn1_node root, const char* elementName); std::optional<Vector<uint8_t>> encodedData(asn1_node root, const char* elementName); bool writeElement(asn1_node root, const char* elementName, const void* data, size_t dataSize); } // namespace TASN1 } // namespace PAL