X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?p=sim%2Fe2-interface.git;a=blobdiff_plain;f=e2sim%2Fe2apv1sim%2Fricsim%2Fsrc%2FASN1%2Fasn%2Fper%2Fostring.hpp;fp=e2sim%2Fe2apv1sim%2Fricsim%2Fsrc%2FASN1%2Fasn%2Fper%2Fostring.hpp;h=4d601bb029b17345f8c2114f1196f590ec52d54f;hp=0000000000000000000000000000000000000000;hb=3ebf932d23dcbec9ed19f4a51f9d00a0a54f5124;hpb=6896318f2b4ff01b4a88b16019c3dc93b0b693f5

diff --git a/e2sim/e2apv1sim/ricsim/src/ASN1/asn/per/ostring.hpp b/e2sim/e2apv1sim/ricsim/src/ASN1/asn/per/ostring.hpp
new file mode 100755
index 0000000..4d601bb
--- /dev/null
+++ b/e2sim/e2apv1sim/ricsim/src/ASN1/asn/per/ostring.hpp
@@ -0,0 +1,209 @@
+#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 Octetstring;
+
+//16.8 Default
+template <class IE, class Enabler = void>
+struct OctetstringNoExt
+{
+	static void inline run(IE const& ie, EncoderCtx& ctx)
+	{
+		bound_t size = ie.get().size();
+		LengthDeterminant<typename IE::constraint_t>::run(ctx, size);
+		Tools::bit_accessor::padByte(ctx.refBuffer());
+		ctx.refBuffer().putBytes(ie.get().data(), size);
+	}
+	static void inline run(IE& ie, DecoderCtx& ctx)
+	{
+		size_t len = LengthDeterminant<typename IE::constraint_t>::run(ctx, false);
+		Tools::bit_accessor::padByte(ctx.refBuffer());
+		u8 const* data_in = ctx.refBuffer().getBytes(len);
+		
+		if (data_in)
+		{
+			ie.set(len, data_in);
+		}
+
+	}
+};
+
+//16.5 Zero length
+template <class IE>
+struct OctetstringNoExt<IE, std::enable_if_t< (IE::constraint_t::upper_bound == 0)> >
+{
+	static void inline run(IE const& ie, EncoderCtx& ctx) {/* do nothing */ }
+	static void inline run(IE& ie, DecoderCtx& ctx) { ie.setpresent(true); }
+};
+
+//16.6 Up to two octets, fixed length
+template <class IE>
+struct OctetstringNoExt<IE, std::enable_if_t<
+	((IE::constraint_t::upper_bound == IE::constraint_t::lower_bound) && (IE::constraint_t::upper_bound == 1))
+>>
+{
+	static void inline run(IE const& ie, EncoderCtx& ctx)
+	{
+		Tools::bit_accessor::put(static_cast<u8>(ie.get().data()[0]), 8, ctx.refBuffer());
+	}
+	static void inline run(IE& ie, DecoderCtx& ctx)
+	{
+		u8 data_in = Tools::bit_accessor::get(8, ctx.refBuffer());
+		u8* data_out = ctx.refAllocator().alloc_bytes(1);
+		if (data_out) {
+			data_out[0] = data_in;
+			ie.set(1, data_out);
+		}
+		else
+			ctx.refErrorCtx().allocatorNoMem(0, 1);
+	}
+};
+
+template <class IE>
+struct OctetstringNoExt<IE, std::enable_if_t<
+	((IE::constraint_t::upper_bound == IE::constraint_t::lower_bound) && (IE::constraint_t::upper_bound == 2))
+>>
+{
+	static void inline run(IE const& ie, EncoderCtx& ctx)
+	{
+		Tools::bit_accessor::put(static_cast<u8>(ie.get().data()[0]), 8, ctx.refBuffer());
+		Tools::bit_accessor::put(static_cast<u8>(ie.get().data()[1]), 8, ctx.refBuffer());
+	}
+	static void inline run(IE& ie, DecoderCtx& ctx)
+	{
+		u8 data_in[2];
+		data_in[0] = Tools::bit_accessor::get(8, ctx.refBuffer());
+		data_in[1] = Tools::bit_accessor::get(8, ctx.refBuffer());
+		u8* data_out = ctx.refAllocator().alloc_bytes(sizeof(data_in));
+		if (data_out) {
+			data_out[0] = data_in[0];
+			data_out[1] = data_in[1];
+			ie.set(sizeof(data_in), data_out);
+		}
+		else
+			ctx.refErrorCtx().allocatorNoMem(0, sizeof(data_in));
+	}
+};
+
+//16.7 More than 2 octets, up to 64K, fixed length
+template <class IE>
+struct OctetstringNoExt<IE, std::enable_if_t<
+	((IE::constraint_t::upper_bound == IE::constraint_t::lower_bound) && (IE::constraint_t::upper_bound < 65536) && (IE::constraint_t::upper_bound > 2))
+>>
+{
+	static void inline run(IE const& ie, EncoderCtx& ctx)
+	{
+		Tools::bit_accessor::padByte(ctx.refBuffer());
+		ctx.refBuffer().putBytes(ie.get().data(), ie.get().size());
+	}
+	static void inline run(IE& ie, DecoderCtx& ctx)
+	{
+		Tools::bit_accessor::padByte(ctx.refBuffer());
+		const size_t len = (size_t)IE::constraint_t::upper_bound;
+		u8 const* data_in = ctx.refBuffer().getBytes(len);
+		if (data_in)
+		{
+			ie.set(len, data_in);
+		}
+	}
+};
+
+/**************************************************/
+
+//16.3 : Extension present
+template <class IE>
+struct Octetstring<IE, std::enable_if_t<(IE::constraint_t::extended == true)> >
+{
+	static void inline run(IE const& ie, EncoderCtx& ctx)
+	{
+		bound_t size = ie.get().size();
+		if (size <= IE::constraint_t::upper_bound && size >= IE::constraint_t::lower_bound)
+		{
+			Tools::bit_accessor::put(0, 1, ctx.refBuffer());
+			OctetstringNoExt<IE>::run(ie, ctx);
+		}
+		else
+		{
+			Tools::bit_accessor::put(1, 1, ctx.refBuffer());
+			Tools::bit_accessor::padByte(ctx.refBuffer());
+			LengthDeterminant<typename IE::constraint_t>::run(ctx, size);
+			Tools::bit_accessor::padByte(ctx.refBuffer());
+			ctx.refBuffer().putBytes(ie.get().data(), size);
+		}
+	}
+	static void inline run(IE& ie, DecoderCtx& ctx)
+	{
+		u8 ext = Tools::bit_accessor::get(1, ctx.refBuffer());
+		if (ext)
+		{
+			Tools::bit_accessor::padByte(ctx.refBuffer());
+			size_t len = LengthDeterminant<typename IE::constraint_t>::run(ctx, true);
+			Tools::bit_accessor::padByte(ctx.refBuffer());
+			u8 const* data_in = ctx.refBuffer().getBytes(len);
+			if (data_in)
+			{
+				ie.set(len, data_in);
+			}
+		}
+		else
+			OctetstringNoExt<IE>::run(ie, ctx);
+	}
+};
+
+//16.4 : No extension
+template <class IE>
+struct Octetstring<IE, std::enable_if_t<(IE::constraint_t::extended == false)> >
+{
+	static void inline run(IE const& ie, EncoderCtx& ctx)
+	{
+		if ( ie.get().size() > size_t(IE::constraint_t::upper_bound) ||
+			 (IE::constraint_t::lower_bound >= 0 && ie.get().size() < size_t(IE::constraint_t::lower_bound)))
+		{
+			ctx.refErrorCtx().sizeRangeError(ie.get().size(), size_t(IE::constraint_t::lower_bound),
+											 size_t(IE::constraint_t::upper_bound));
+		}
+		else
+		{
+			OctetstringNoExt<IE>::run(ie, ctx);
+		}
+	}
+	static void inline run(IE& ie, DecoderCtx& ctx)
+	{
+		OctetstringNoExt<IE>::run(ie, ctx);
+		if ( ie.get().size() > size_t(IE::constraint_t::upper_bound) ||
+			 (IE::constraint_t::lower_bound >= 0 && ie.get().size() < size_t(IE::constraint_t::lower_bound)))
+		{
+			ctx.refErrorCtx().sizeRangeError(ie.get().size(), size_t(IE::constraint_t::lower_bound),
+											 size_t(IE::constraint_t::upper_bound));
+		}
+	}
+};
+
+} //namespace per
+} //namespace asn