+#pragma once
+/******************************************************************************
+*
+* Copyright (c) 2019 AT&T Intellectual Property.
+* Copyright (c) 2018-2019 Nokia.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*
+******************************************************************************/
+
+// Standard Includes: ANSI C/C++, MSA, and Third-Party Libraries
+
+// Local Includes: Application specific classes, functions, and libraries
+#include "asn/per/common.hpp"
+
+namespace asn {
+namespace per {
+
+template <class IE, class Enable = void>
+struct SequenceOf;
+
+//19.6 Default
+template <class IE, class Enabler = void>
+struct SequenceOfNoExt
+{
+ static void inline run(IE const& ie, EncoderCtx& ctx)
+ {
+ LengthDeterminant<typename IE::constraint_t>::run(ctx, ie.size());
+ }
+ static void inline run(IE& ie, DecoderCtx& ctx)
+ {
+ size_t len = LengthDeterminant<typename IE::constraint_t>::run(ctx, false);
+ for (size_t i = 0; i < len; ++i)
+ {
+ u8* data = ctx.refAllocator().alloc_bytes(sizeof(typename IE::value_type));
+ if (data)
+ {
+ typename IE::value_type * v = new (data) typename IE::value_type;
+ v->clear();
+ ie.push_back(*v);
+ }
+ else
+ {
+ ctx.refErrorCtx().allocatorNoMem(0, sizeof(typename IE::value_type));
+ break;
+ }
+ }
+ }
+};
+
+//16.6
+template <class IE>
+struct SequenceOfNoExt<IE, std::enable_if_t<
+ ((IE::constraint_t::upper_bound == IE::constraint_t::lower_bound) && (IE::constraint_t::upper_bound < 65536))
+>>
+{
+ static void inline run(IE const& ie, EncoderCtx& ctx) {/*do nothing*/ }
+ static void inline run(IE& ie, DecoderCtx& ctx)
+ {
+ for (size_t i = 0; i < IE::constraint_t::upper_bound; ++i)
+ {
+ u8* data = ctx.refAllocator().alloc_bytes(sizeof(typename IE::value_type));
+ if (data)
+ {
+ typename IE::value_type * v = new (data) typename IE::value_type;
+ v->clear();
+ ie.push_back(*v);
+ }
+ else
+ {
+ ctx.refErrorCtx().allocatorNoMem(0, sizeof(typename IE::value_type));
+ break;
+ }
+ }
+ }
+};
+
+/**************************************************/
+
+//19.4 Extension present
+template <class IE>
+struct SequenceOf<IE, std::enable_if_t< (IE::constraint_t::extended == true)> >
+{
+ static void inline run(IE const& ie, EncoderCtx& ctx)
+ {
+ if (ie.size() <= IE::constraint_t::upper_bound && ie.size() >= IE::constraint_t::lower_bound)
+ {
+ Tools::bit_accessor::put(0, 1, ctx.refBuffer());
+ SequenceOfNoExt<IE>::run(ie, ctx);
+ }
+ else
+ {
+ Tools::bit_accessor::put(1, 1, ctx.refBuffer());
+ LengthDeterminant<typename IE::constraint_t>::run(ctx, ie.size());
+ }
+ }
+ static void inline run(IE& ie, DecoderCtx& ctx)
+ {
+ u8 ext = Tools::bit_accessor::get(1, ctx.refBuffer());
+ if (ext)
+ {
+ size_t len = LengthDeterminant<typename IE::constraint_t>::run(ctx, true);
+ for (size_t i = 0; i < len; ++i)
+ {
+ u8* data = ctx.refAllocator().alloc_bytes(sizeof(typename IE::value_type));
+ if (data)
+ {
+ typename IE::value_type * v = new (data) typename IE::value_type;
+ //v->clear();
+ ie.push_back(*v);
+ }
+ else
+ {
+ ctx.refErrorCtx().allocatorNoMem(0, sizeof(typename IE::value_type));
+ break;
+ }
+ }
+ }
+ else
+ SequenceOfNoExt<IE>::run(ie, ctx);
+ }
+};
+
+//19.5-6 No extension
+template <class IE>
+struct SequenceOf<IE, std::enable_if_t< (IE::constraint_t::extended == false)> >
+{
+ static void inline run(IE const& ie, EncoderCtx& ctx)
+ {
+ if (IE::constraint_t::lower_bound >= 0 && ie.size() < size_t(IE::constraint_t::lower_bound))
+ {
+ ctx.refErrorCtx().sizeRangeError(ie.size(), size_t(IE::constraint_t::lower_bound));
+ }
+ else
+ {
+ SequenceOfNoExt<IE>::run(ie, ctx);
+ }
+ }
+ static void inline run(IE& ie, DecoderCtx& ctx)
+ {
+ SequenceOfNoExt<IE>::run(ie, ctx);
+ }
+};
+
+} //namespace per
+} //namespace asn