563 lines
32 KiB
C++
563 lines
32 KiB
C++
/*
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* Copyright (C) 2019 YY Inc. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __X_TO_STRUCT_HPP
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#define __X_TO_STRUCT_HPP
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#include "config.h"
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#ifndef XTOSTRUCT_MACRO_TEST
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#include <string>
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#include <set>
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#include <stdexcept>
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#include "traits.h"
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#include "util.h"
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#include "xreader.h"
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#ifdef XTOSTRUCT_JSON
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#include "json_reader.h"
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#include "json_writer.h"
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#endif
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#ifdef XTOSTRUCT_XML
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#include "xml_reader.h"
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#include "xml_writer.h"
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#endif
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#ifdef XTOSTRUCT_BSON
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#include "bson_reader.h"
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#include "bson_writer.h"
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#endif
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#ifdef XTOSTRUCT_LIBCONFIG
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#include "config_reader.h"
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#include "config_writer.h"
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#endif
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#ifdef XTOSTRUCT_GOCODE
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#include <typeinfo>
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#include "go_writer.h"
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#endif
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//#include <iostream>
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//using namespace std;
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namespace x2struct {
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#define X2STRUCT_OPT_M "m" // mandatory
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class X {
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public:
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// string to struct
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#ifdef XTOSTRUCT_JSON
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template <typename TYPE>
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// if set_has is true. can use t.xhas(xxx) to check if json has the key of xxx. but it will slow down
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static bool loadjson(const std::string&str, TYPE&t, bool isfile=true, bool set_has=false) {
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JsonReader reader(str, isfile);
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reader.set_has(set_has);
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reader.convert(NULL, t);
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return true;
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}
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/* struct to string */
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/*
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indentCount 表示缩进的数目，<0表示不换行不缩进，0表示换行但是不缩进
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indentChar 表示缩进用的字符，要么是' '要么是'\t'
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*/
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template <typename TYPE>
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static std::string tojson(const TYPE&t, const std::string&root="", int indentCount=-1, char indentChar=' ') {
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JsonWriter writer(indentCount, indentChar);
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writer.convert(root.c_str(), t);
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return writer.toStr();
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}
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#endif
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#ifdef XTOSTRUCT_XML
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template <typename TYPE>
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static bool loadxml(const std::string&str, TYPE&t, bool isfile=true, bool set_has=false) {
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XmlReader reader(str, isfile);
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reader.set_has(set_has);
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reader.convert(NULL, t);
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return true;
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}
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template <typename TYPE>
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static std::string toxml(const TYPE&t, const std::string&root, int indentCount=-1, char indentChar=' ') {
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XmlWriter writer(indentCount, indentChar);
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writer.convert(root.c_str(), t);
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return writer.toStr();
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}
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#endif
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// bson
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#ifdef XTOSTRUCT_BSON
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template <typename TYPE>
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static bool loadbson(const uint8_t*data, size_t length, TYPE&t, bool copy=true, bool set_has=false) { // if length==0, get len from data
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BsonReader reader(data, length, copy);
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reader.set_has(set_has);
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reader.convert(NULL, t);
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return true;
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}
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template <typename TYPE>
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static bool loadbson(const std::string&data, TYPE&t, bool copy=true, bool set_has=false) { // if length==0, get len from data
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BsonReader reader(data, copy);
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reader.set_has(set_has);
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reader.convert(NULL, t);
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return true;
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}
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template <typename TYPE>
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static std::string tobson(const TYPE& t) {
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BsonWriter writer;
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writer.convert("", t);
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return writer.toStr();
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}
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#endif
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// libconfig
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#ifdef XTOSTRUCT_LIBCONFIG
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template <typename TYPE>
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static bool loadconfig(const std::string&str, TYPE&t, bool isfile=true, const std::string&root="", bool set_has=false) {
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ConfigReader reader(str, isfile, root);
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reader.set_has(set_has);
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try {
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reader.convert(NULL, t);
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return true;
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} catch (std::exception &e) {
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reader.exception(e);
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}
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return false;
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}
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template <typename TYPE>
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static std::string toconfig(const TYPE&t, const std::string&root, int indentCount=-1, char indentChar=' ') {
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ConfigWriter writer(indentCount, indentChar);
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writer.convert(root.c_str(), t);
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return writer.toStr();
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}
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#endif
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/* gen golang code*/
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#ifdef XTOSTRUCT_GOCODE
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template <typename TYPE>
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static std::string togocode(const TYPE&t, bool json, bool bson, bool xml) {
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std::set<std::string> alls;
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GoCode obj(alls, json, bson, xml);
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return t.__struct_to_go(obj);
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}
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#endif
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};
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} // namespace
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#else
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#include "traits.h"
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#endif // XTOSTRUCT_MACRO_TEST
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#define X_STRUCT_FUNC_COMMON \
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private: \
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std::set<std::string> __x_has_string; \
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public: \
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x2struct::x_condition_t __x_cond; \
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bool xhas(const std::string& name) const { \
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return __x_has_string.find(name)!=__x_has_string.end(); \
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}
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#ifndef X_SUPPORT_C0X
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#define X_STRUCT_FUNC_TOX_BEGIN \
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template<typename DOC> \
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void __x_to_struct(DOC& obj) {
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#else
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#define X_STRUCT_FUNC_TOX_BEGIN \
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template<typename DOC> \
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void __x_to_struct(DOC& obj) { auto X_SELF = this;
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#define X_STRUCT_FUNC_TOX_BEGIN_OUT(NAME) \
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template<typename DOC> \
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void x_str_to_struct(DOC& obj, NAME& __xval__) { x2struct::x_fake_set __x_has_string; auto X_SELF = &__xval__;
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#endif
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// optional
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#define X_STRUCT_ACT_TOX_O(M) \
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if (obj.convert(#M, X_SELF->M) && obj.set_has()) { \
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__x_has_string.insert(#M); \
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}
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// bit field. must be integer
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#define X_STRUCT_ACT_TOX_B(M) \
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{ \
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x_decltype(M) __tmp; \
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if (obj.convert(#M, __tmp)) { \
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if (obj.set_has()) { \
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__x_has_string.insert(#M); \
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} \
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X_SELF->M = __tmp; \
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} \
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}
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// mandatory
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#define X_STRUCT_ACT_TOX_M(M) \
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if (obj.convert(#M, X_SELF->M)) { \
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if (obj.set_has()) __x_has_string.insert(#M); \
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} else { \
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obj.md_exception(#M); \
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}
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// aliase name
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#define X_STRUCT_ACT_TOX_A(M, A_NAME) \
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{ \
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bool md = false; \
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std::string __alias__name__ = obj.hasa(#M, A_NAME, &md); \
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const char*__an = __alias__name__.c_str(); \
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if (obj.convert(__an, X_SELF->M)) { \
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if (obj.set_has()) __x_has_string.insert(#M); \
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} else if (obj.convert(#M, X_SELF->M)) { \
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if (obj.set_has()) __x_has_string.insert(#M); \
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} else if (md) { \
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obj.md_exception(__an); \
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} \
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}
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// Inheritance
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#define X_STRUCT_ACT_TOX_I(B) B::__x_to_struct(obj);
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// conditional
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#define X_STRUCT_ACT_TOX_C(M) M.__x_cond.set((void*)this, __x_cond_static_##M<DOC>);
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#define X_STRUCT_FUNC_TOX_END }
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// struct to string
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#ifndef X_SUPPORT_C0X
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#define X_STRUCT_FUNC_TOS_BEGIN \
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template <class CLASS> \
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void __struct_to_str(CLASS& obj, const char *root) const { (void)root;
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#else
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#define X_STRUCT_FUNC_TOS_BEGIN \
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template <class CLASS> \
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void __struct_to_str(CLASS& obj, const char *root) const { (void)root;auto X_SELF = this;
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#define X_STRUCT_FUNC_TOS_BEGIN_OUT(NAME) \
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template <class CLASS> \
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void x_struct_to_str(CLASS& obj, const char *root, const NAME&__xval__) { (void)root;auto X_SELF = &__xval__;
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#endif
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#define X_STRUCT_ACT_TOS_O(M) \
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obj.convert(#M, X_SELF->M);
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#define X_STRUCT_ACT_TOS_A(M, A_NAME) \
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obj.convert(x2struct::Util::alias_parse(#M, A_NAME, obj.type(), 0).c_str(), X_SELF->M);
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// Inheritance
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#define X_STRUCT_ACT_TOS_I(B) B::__struct_to_str(obj, root);
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#define X_STRUCT_FUNC_TOS_END \
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}
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// struct to golang code
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#define X_STRUCT_FUNC_TOG_BEGIN \
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std::string __struct_to_go(x2struct::GoCode &obj) const { \
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obj.set_type_id_name(typeid(*this).name());
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#define X_STRUCT_ACT_TOG_O(M) \
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obj.convert(M, #M);
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#define X_STRUCT_ACT_TOG_A(M, A_NAME) \
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obj.convert(M, #M, A_NAME);
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#define X_STRUCT_FUNC_TOG_END \
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return obj.str(); \
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}
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// expand macro depend on parameters number
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#define X_STRUCT_COUNT(LEVEL, ACTION, _32,_31,_30,_29,_28,_27,_26,_25,_24,_23,_22,_21,_20,_19,_18,_17,_16,_15,_14,_13,_12,_11,_10,_9,_8,_7,_6,_5,_4,_3,_2,_1,N,...) LEVEL##N
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#define X_STRUCT_EXPAND(...) __VA_ARGS__
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/*
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work with X_STRUCT_N to expand macro
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struct MyX {
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int a;
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std::string b;
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double c;
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XTOSTRUCT(A(a,"_id"), O(b,c));
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};
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macro expand order:
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XTOSTRUCT(A(a,"_id"), O(b,c))
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--> X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOX, , A(a, "_id"), O(b,c))
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--> X_STRUCT_L1_2(X_STRUCT_L1_TOX, A(a, "_id"), O(b,c))
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--> X_STRUCT_L1_TOX(A(a, "_id")) X_STRUCT_L1_TOX(O(b,c))
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--> X_STRUCT_L1_TOX_A(a, "_id") X_STRUCT_L1_TOX_O(b,c)
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--> X_STRUCT_ACT_TOX_A(a, "_id") X_STRUCT_N2(X_STRUCT_L2, X_STRUCT_ACT_TOX_O, b, c) // https://gcc.gnu.org/onlinedocs/cpp/Self-Referential-Macros.html so we need define X_STRUCT_N2. if use X_STRUCT_N preprocessor will treat is as Self-Referential-Macros
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--> X_STRUCT_ACT_TOX_A(a, "_id") X_STRUCT_L2_2(X_STRUCT_ACT_TOX_O, b, c)
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--> X_STRUCT_ACT_TOX_A(a, "_id") X_STRUCT_ACT_TOX_O(b) X_STRUCT_ACT_TOX_O(c)
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--> // expand to convert code
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*/
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#define X_STRUCT_L1_TOX(x) X_STRUCT_L1_TOX_##x
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#define X_STRUCT_L1_TOS(x) X_STRUCT_L1_TOS_##x
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#define X_STRUCT_L1_TOG(x) X_STRUCT_L1_TOG_##x
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/*
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O Optional
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M Mandatory
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A Aliase
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I Inherit
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C Conditon
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*/
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// string to object
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#define X_STRUCT_L1_TOX_O(...) X_STRUCT_N2(X_STRUCT_L2, X_STRUCT_ACT_TOX_O, __VA_ARGS__)
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#define X_STRUCT_L1_TOX_M(...) X_STRUCT_N2(X_STRUCT_L2, X_STRUCT_ACT_TOX_M, __VA_ARGS__)
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#define X_STRUCT_L1_TOX_A(M,A) X_STRUCT_ACT_TOX_A(M, A)
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#define X_STRUCT_L1_TOX_I(...) X_STRUCT_N2(X_STRUCT_L2, X_STRUCT_ACT_TOX_I, __VA_ARGS__)
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#define X_STRUCT_L1_TOX_B(...) X_STRUCT_N2(X_STRUCT_L2, X_STRUCT_ACT_TOX_B, __VA_ARGS__)
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#define X_STRUCT_L1_TOX_C(...) X_STRUCT_N2(X_STRUCT_L2, X_STRUCT_ACT_TOX_C, __VA_ARGS__)
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// object to string
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#define X_STRUCT_L1_TOS_O(...) X_STRUCT_N2(X_STRUCT_L2, X_STRUCT_ACT_TOS_O, __VA_ARGS__)
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#define X_STRUCT_L1_TOS_M X_STRUCT_L1_TOS_O
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#define X_STRUCT_L1_TOS_A(M,A) X_STRUCT_ACT_TOS_A(M, A)
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#define X_STRUCT_L1_TOS_I(...) X_STRUCT_N2(X_STRUCT_L2, X_STRUCT_ACT_TOS_I, __VA_ARGS__)
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#define X_STRUCT_L1_TOS_B X_STRUCT_L1_TOS_O
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#define X_STRUCT_L1_TOS_C(...)
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// to Golang code
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#define X_STRUCT_L1_TOG_O(...) X_STRUCT_N2(X_STRUCT_L2, X_STRUCT_ACT_TOG_O, __VA_ARGS__)
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#define X_STRUCT_L1_TOG_M X_STRUCT_L1_TOG_O
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#define X_STRUCT_L1_TOG_A(M,A) X_STRUCT_ACT_TOG_A(M, A)
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#ifndef _MSC_VER
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#define X_STRUCT_N(LEVEL, ACTION, ...) X_STRUCT_COUNT(LEVEL, ACTION, __VA_ARGS__, _32,_31,_30,_29,_28,_27,_26,_25,_24,_23,_22,_21,_20,_19,_18,_17,_16,_15,_14,_13,_12,_11,_10,_9,_8,_7,_6,_5,_4,_3,_2,_1) (ACTION, __VA_ARGS__)
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#define X_STRUCT_N2(LEVEL, ACTION, ...) X_STRUCT_COUNT(LEVEL, ACTION, __VA_ARGS__, _32,_31,_30,_29,_28,_27,_26,_25,_24,_23,_22,_21,_20,_19,_18,_17,_16,_15,_14,_13,_12,_11,_10,_9,_8,_7,_6,_5,_4,_3,_2,_1) (ACTION, __VA_ARGS__)
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#define X_STRUCT_L1_DEF(ACT, M) ACT(M) // here will expand to ACT(O(xxx)), ACT(A(a,x)), ACT(M(xxx))
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#define X_STRUCT_L1_1(ACT, M) X_STRUCT_L1_DEF(ACT, M)
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#define X_STRUCT_L1_2(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_1(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_3(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_2(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_4(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_3(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_5(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_4(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_6(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_5(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_7(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_6(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_8(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_7(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_9(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_8(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_10(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_9(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_11(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_10(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_12(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_11(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_13(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_12(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_14(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_13(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_15(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_14(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_16(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_15(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_17(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_16(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_18(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_17(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_19(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_18(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_20(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_19(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_21(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_20(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_22(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_21(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_23(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_22(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_24(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_23(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_25(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_24(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_26(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_25(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_27(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_26(ACT, __VA_ARGS__)
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#define X_STRUCT_L1_28(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_27(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L1_29(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_28(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L1_30(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_29(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L1_31(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_30(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L1_32(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_31(ACT, __VA_ARGS__)
|
||
|
||
#define X_STRUCT_L2_DEF(ACT, M) ACT(M)
|
||
#define X_STRUCT_L2_1(ACT, M) X_STRUCT_L2_DEF(ACT, M)
|
||
#define X_STRUCT_L2_2(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_1(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_3(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_2(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_4(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_3(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_5(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_4(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_6(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_5(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_7(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_6(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_8(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_7(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_9(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_8(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_10(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_9(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_11(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_10(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_12(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_11(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_13(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_12(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_14(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_13(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_15(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_14(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_16(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_15(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_17(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_16(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_18(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_17(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_19(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_18(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_20(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_19(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_21(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_20(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_22(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_21(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_23(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_22(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_24(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_23(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_25(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_24(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_26(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_25(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_27(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_26(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_28(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_27(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_29(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_28(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_30(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_29(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_31(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_30(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_L2_32(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_31(ACT, __VA_ARGS__)
|
||
|
||
|
||
#else
|
||
// thx https://stackoverflow.com/questions/5134523/msvc-doesnt-expand-va-args-correctly
|
||
// in MSVC's preprocessor, __VA_ARGS__ is treat as a normal parameter, so it will expand at last, and in gcc, it's expand at first. so we need expand it first
|
||
#define X_STRUCT_N(LEVEL, ACTION, ...) X_STRUCT_EXPAND(X_STRUCT_COUNT(LEVEL, ACTION, __VA_ARGS__,_32,_31,_30,_29,_28,_27,_26,_25,_24,_23,_22,_21,_20,_19,_18,_17,_16,_15,_14,_13,_12,_11,_10,_9,_8,_7,_6,_5,_4,_3,_2,_1)) X_STRUCT_EXPAND((ACTION, __VA_ARGS__))
|
||
#define X_STRUCT_N2(LEVEL, ACTION, ...) X_STRUCT_EXPAND(X_STRUCT_COUNT(LEVEL, ACTION, __VA_ARGS__,_32,_31,_30,_29,_28,_27,_26,_25,_24,_23,_22,_21,_20,_19,_18,_17,_16,_15,_14,_13,_12,_11,_10,_9,_8,_7,_6,_5,_4,_3,_2,_1)) X_STRUCT_EXPAND((ACTION, __VA_ARGS__))
|
||
|
||
#define X_STRUCT_L1_DEF(ACT, M) ACT(M) // here will expand to ACT(O(xxx)), ACT(A(a,x)), ACT(M(xxx))
|
||
#define X_STRUCT_L1_1(ACT, M) X_STRUCT_L1_DEF(ACT, M)
|
||
#define X_STRUCT_L1_2(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_1 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_3(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_2 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_4(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_3 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_5(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_4 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_6(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_5 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_7(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_6 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_8(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_7 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_9(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_8 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_10(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_9 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_11(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_10 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_12(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_11 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_13(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_12 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_14(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_13 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_15(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_14 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_16(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_15 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_17(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_16 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_18(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_17 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_19(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_18 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_20(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_19 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_21(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_20 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_22(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_21 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_23(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_22 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_24(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_23 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_25(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_24 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_26(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_25 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_27(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_26 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_28(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_27 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_29(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_28 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_30(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_29 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_31(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_30 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L1_32(ACT, M,...) X_STRUCT_L1_DEF(ACT, M) X_STRUCT_L1_31 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
|
||
#define X_STRUCT_L2_DEF(ACT, M) ACT(M)
|
||
#define X_STRUCT_L2_1(ACT, M) X_STRUCT_L2_DEF(ACT, M)
|
||
#define X_STRUCT_L2_2(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_1 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_3(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_2 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_4(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_3 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_5(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_4 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_6(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_5 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_7(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_6 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_8(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_7 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_9(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_8 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_10(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_9 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_11(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_10 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_12(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_11 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_13(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_12 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_14(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_13 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_15(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_14 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_16(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_15 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_17(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_16 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_18(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_17 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_19(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_18 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_20(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_19 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_21(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_20 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_22(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_21 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_23(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_22 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_24(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_23 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_25(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_24 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_26(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_25 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_27(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_26 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_28(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_27 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_29(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_28 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_30(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_29 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_31(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_30 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
#define X_STRUCT_L2_32(ACT, M,...) X_STRUCT_L2_DEF(ACT, M) X_STRUCT_L2_31 X_STRUCT_EXPAND((ACT, __VA_ARGS__))
|
||
|
||
#endif
|
||
|
||
#ifdef XTOSTRUCT_GOCODE
|
||
#define XTOSTRUCT(...) \
|
||
X_STRUCT_FUNC_COMMON \
|
||
X_STRUCT_FUNC_TOX_BEGIN X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOX, __VA_ARGS__) X_STRUCT_FUNC_TOX_END \
|
||
X_STRUCT_FUNC_TOS_BEGIN X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOS, __VA_ARGS__) X_STRUCT_FUNC_TOS_END \
|
||
X_STRUCT_FUNC_TOG_BEGIN X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOG, __VA_ARGS__) X_STRUCT_FUNC_TOG_END
|
||
#else
|
||
#define XTOSTRUCT(...) \
|
||
X_STRUCT_FUNC_COMMON \
|
||
X_STRUCT_FUNC_TOX_BEGIN X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOX, __VA_ARGS__) X_STRUCT_FUNC_TOX_END \
|
||
X_STRUCT_FUNC_TOS_BEGIN X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOS, __VA_ARGS__) X_STRUCT_FUNC_TOS_END
|
||
#endif
|
||
|
||
// for class/struct that could not modify(could not add XTOSTUCT macro)
|
||
#define XTOSTRUCT_OUT(NAME, ...) \
|
||
X_STRUCT_FUNC_TOX_BEGIN_OUT(NAME) X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOX, __VA_ARGS__) X_STRUCT_FUNC_TOX_END \
|
||
X_STRUCT_FUNC_TOS_BEGIN_OUT(NAME) X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOS, __VA_ARGS__) X_STRUCT_FUNC_TOS_END
|
||
|
||
/////////////////////////////////////////////////////////////////////
|
||
// for local class, gen code without template (no template) BEGIN
|
||
/////////////////////////////////////////////////////////////////////
|
||
|
||
// generate typedef
|
||
#define X_STRUCT_NT_TYPEDEF(M, x) typedef x2struct::M##Reader __XReader_##x; typedef x2struct::M##Writer __XWriter_##x;
|
||
#define X_STRUCT_NT_TYPE_1(ACT, M) ACT(M,1)
|
||
#define X_STRUCT_NT_TYPE_2(ACT, M,...) ACT(M,2) X_STRUCT_NT_TYPE_1(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_NT_TYPE_3(ACT, M,...) ACT(M,3) X_STRUCT_NT_TYPE_2(ACT, __VA_ARGS__)
|
||
#define X_STRUCT_NT_TYPE_4(ACT, M,...) ACT(M,4) X_STRUCT_NT_TYPE_3(ACT, __VA_ARGS__)
|
||
|
||
// generate convert function
|
||
#define X_STRUCT_FUNC_TOX_BEGIN_NT(x) \
|
||
void __x_to_struct(__XReader_##x& obj) {
|
||
|
||
|
||
#define X_STRUCT_FUNC_TOS_BEGIN_NT(x) \
|
||
void __struct_to_str(__XWriter_##x& obj, const char *root) const {
|
||
|
||
|
||
#define X_STRUCT_NT_BODY_1(...) X_STRUCT_FUNC_TOX_BEGIN_NT(1) X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOX, __VA_ARGS__) X_STRUCT_FUNC_TOX_END X_STRUCT_FUNC_TOS_BEGIN_NT(1) X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOS, __VA_ARGS__) X_STRUCT_FUNC_TOS_END
|
||
#define X_STRUCT_NT_BODY_2(...) X_STRUCT_FUNC_TOX_BEGIN_NT(2) X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOX, __VA_ARGS__) X_STRUCT_FUNC_TOX_END X_STRUCT_FUNC_TOS_BEGIN_NT(2) X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOS, __VA_ARGS__) X_STRUCT_FUNC_TOS_END X_STRUCT_NT_BODY_1(__VA_ARGS__)
|
||
#define X_STRUCT_NT_BODY_3(...) X_STRUCT_FUNC_TOX_BEGIN_NT(3) X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOX, __VA_ARGS__) X_STRUCT_FUNC_TOX_END X_STRUCT_FUNC_TOS_BEGIN_NT(3) X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOS, __VA_ARGS__) X_STRUCT_FUNC_TOS_END X_STRUCT_NT_BODY_2(__VA_ARGS__)
|
||
#define X_STRUCT_NT_BODY_4(...) X_STRUCT_FUNC_TOX_BEGIN_NT(4) X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOX, __VA_ARGS__) X_STRUCT_FUNC_TOX_END X_STRUCT_FUNC_TOS_BEGIN_NT(4) X_STRUCT_N(X_STRUCT_L1, X_STRUCT_L1_TOS, __VA_ARGS__) X_STRUCT_FUNC_TOS_END X_STRUCT_NT_BODY_3(__VA_ARGS__)
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// XTOSTRUCT_NT(types)(O(xx), A(xx), M(xx)) need c++11 or later
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#define XTOSTRUCT_NT(...) \
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X_STRUCT_FUNC_COMMON \
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X_STRUCT_N(X_STRUCT_NT_TYPE, X_STRUCT_NT_TYPEDEF, __VA_ARGS__) X_STRUCT_EXPAND(X_STRUCT_COUNT(X_STRUCT_NT_BODY,a,__VA_ARGS__, _32,_31,_30,_29,_28,_27,_26,_25,_24,_23,_22,_21,_20,_19,_18,_17,_16,_15,_14,_13,_12,_11,_10,_9,_8,_7,_6,_5,_4,_3,_2,_1))
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||
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||
/////////////////////////////////////////////////////////////////////
|
||
// for local class, gen code without template (no template) END
|
||
/////////////////////////////////////////////////////////////////////
|
||
|
||
// C is class name, M is member name
|
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#define XTOSTRUCT_CONDITION(C, M) \
|
||
template<typename DOC> \
|
||
static bool __x_cond_static_##M(void* obj, void* doc) { \
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C *self = static_cast<C*>(obj); \
|
||
return self->__x_cond_##M(*(static_cast<DOC*>(doc))); \
|
||
} \
|
||
template<typename DOC> \
|
||
bool __x_cond_##M(DOC& obj)
|
||
|
||
|
||
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||
#endif
|
||
|