--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/FreeformASN1ContentHandler.h Sun Jul 25 11:53:55 2021 +0200
@@ -0,0 +1,170 @@
+/**
+ * Relational pipes
+ * Copyright © 2021 František Kučera (Frantovo.cz, GlobalCode.info)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 3 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+
+#include <relpipe/writer/RelationalWriter.h>
+#include "lib/ASN1ContentHandler.h"
+#include "Configuration.h"
+
+namespace relpipe {
+namespace in {
+namespace asn1 {
+
+class FreeformASN1ContentHandler : public lib::ASN1ContentHandler {
+private:
+ std::shared_ptr<relpipe::writer::RelationalWriter> writer;
+ Configuration configuration;
+ std::vector<relpipe::common::type::Integer> position;
+
+ class Record {
+ public:
+ const Header* header;
+ const std::vector<relpipe::common::type::Integer>& position;
+ relpipe::common::type::Integer level = 0;
+ relpipe::common::type::StringX event;
+
+ Record(const Header* header, std::vector<relpipe::common::type::Integer>& position, relpipe::common::type::StringX event) : header(header), position(position), event(event) {
+ }
+
+ virtual ~Record() {
+ }
+ };
+
+ void write(const Record& r) {
+ relpipe::common::type::Integer tag = r.header ? r.header->tag : -1; // TODO: null + possible integer overflow
+ relpipe::common::type::Integer id = r.position.back();
+ relpipe::common::type::Integer parent = r.position[r.position.size() - 2];
+ relpipe::common::type::Integer level = r.position.size() - 2;
+
+ writer->writeAttribute(&id, typeid (id));
+ writer->writeAttribute(&parent, typeid (parent));
+ writer->writeAttribute(&level, typeid (level));
+ writer->writeAttribute(&r.event, typeid (r.event));
+ writer->writeAttribute(&tag, typeid (tag));
+ }
+
+public:
+
+ FreeformASN1ContentHandler(std::shared_ptr<relpipe::writer::RelationalWriter> writer, Configuration configuration) : writer(writer), configuration(configuration) {
+ }
+
+ bool setOption(const std::string& uri, const std::string& value) override {
+ return false;
+ }
+
+ void writeStreamStart() override {
+ writer->startRelation(configuration.relation,{
+ {L"id", relpipe::writer::TypeId::INTEGER},
+ {L"parent", relpipe::writer::TypeId::INTEGER},
+ {L"level", relpipe::writer::TypeId::INTEGER},
+ {L"event", relpipe::writer::TypeId::STRING},
+ //{L"pc", relpipe::writer::TypeId::STRING},
+ //{L"tag_class", relpipe::writer::TypeId::STRING},
+ {L"tag", relpipe::writer::TypeId::INTEGER},
+ }, true);
+
+ position.push_back(-1); // TODO: null
+ position.push_back(1);
+ Record r(nullptr, position, L"stream-start");
+ write(r);
+ position.push_back(position.back());
+ }
+
+ void writeStreamEnd() override {
+ auto id = position.back() + 1;
+ position.pop_back();
+ position.back() = id;
+ Record r(nullptr, position, L"stream-end");
+ write(r);
+ }
+
+ void writeCollectionStart(const Header& header) override {
+ position.back()++;
+ Record r(&header, position, L"collection-start");
+ write(r);
+ position.push_back(position.back());
+ }
+
+ void writeCollectionEnd() override {
+ auto id = position.back() + 1;
+ position.pop_back();
+ position.back() = id;
+ Record r(nullptr, position, L"collection-end");
+ write(r);
+ }
+
+ void writeBitString(const Header& header, std::vector<bool> value) override {
+ position.back()++;
+ Record r(&header, position, L"bit-string");
+ write(r);
+ }
+
+ void writeBoolean(const Header& header, bool value) override {
+ position.back()++;
+ Record r(&header, position, L"boolean");
+ write(r);
+ }
+
+ void writeDateTime(const Header& header, DateTime value) override {
+ position.back()++;
+ Record r(&header, position, L"date-time");
+ write(r);
+ }
+
+ void writeInteger(const Header& header, Integer value) override {
+ position.back()++;
+ Record r(&header, position, L"integer");
+ write(r);
+ }
+
+ void writeNull(const Header& header) override {
+ position.back()++;
+ Record r(&header, position, L"null");
+ write(r);
+ }
+
+ void writeOID(const Header& header, ObjectIdentifier value) override {
+ position.back()++;
+ Record r(&header, position, L"oid");
+ write(r);
+ }
+
+ void writeOctetString(const Header& header, std::string value) override {
+ position.back()++;
+ Record r(&header, position, L"octet-string");
+ write(r);
+ }
+
+ void writeTextString(const Header& header, std::string value) override {
+ position.back()++;
+ Record r(&header, position, L"text-string");
+ write(r);
+ }
+
+ void writeSpecific(const Header& header, std::string value) override {
+ position.back()++;
+ Record r(&header, position, L"specific");
+ write(r);
+ }
+
+
+
+};
+
+}
+}
+}
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