Files
V2GDecoderC/Port/vc2022/src/codec/ByteStream.c
chiDT d5263abab0 feat: Perfect C# structure alignment with VC2022 for exact debugging
Major architectural refactoring to achieve 1:1 structural compatibility:

🏗️ **VC2022 Structure Replication**
- Iso1EXIDocument: 1:1 replica of VC2022 iso1EXIDocument struct
- DinEXIDocument: 1:1 replica of VC2022 dinEXIDocument struct
- Iso2EXIDocument: 1:1 replica of VC2022 iso2EXIDocument struct
- All _isUsed flags and Initialize() methods exactly matching VC2022

🔄 **VC2022 Function Porting**
- ParseXmlToIso1(): Exact port of VC2022 parse_xml_to_iso1()
- EncodeIso1ExiDocument(): Exact port of VC2022 encode_iso1ExiDocument()
- Choice 76 (V2G_Message) encoding with identical logic
- BulkChargingComplete ignore behavior preserved

 **Call Sequence Alignment**
- Old: EncodeV2GMessage() → direct EXI encoding
- New: EncodeV2GMessage() → Iso1EXIDocument → EncodeIso1ExiDocument()
- Exact VC2022 call chain: init → parse → encode → finish

🔍 **1:1 Debug Comparison Ready**
- C# exiDoc.V2G_Message_isUsed ↔ VC2022 exiDoc->V2G_Message_isUsed
- Identical structure enables line-by-line debugging comparison
- Ready for precise 1-byte difference investigation (41 vs 42 bytes)

📁 **Project Reorganization**
- Moved from csharp/ to Port/ for cleaner structure
- Port/dotnet/ and Port/vc2022/ for parallel development
- Complete build system and documentation updates

🎯 **Achievement**: 97.6% binary compatibility (41/42 bytes)
Next: 1:1 debug session to identify exact byte difference location

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-09-10 22:01:08 +09:00

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/*
* Copyright (C) 2007-2018 Siemens AG
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*******************************************************************
*
* @author Daniel.Peintner.EXT@siemens.com
* @version 2017-03-02
* @contact Richard.Kuntschke@siemens.com
*
* <p>Code generated by EXIdizer</p>
* <p>Schema: V2G_CI_MsgDef.xsd</p>
*
*
********************************************************************/
/* Avoid VS warning, put before your included header files */
/* warning C4996: fopen: This function or variable may be unsafe. Consider using fopen_s instead. To disable deprecation, use _CRT_SECURE_NO_WARNINGS. */
#define _CRT_SECURE_NO_DEPRECATE
#include <stdio.h>
#include "EXITypes.h"
#include "ErrorCodes.h"
#ifndef BYTE_STREAM_C
#define BYTE_STREAM_C
int readBytesFromFile(const char * filename, uint8_t* data, size_t size, size_t* pos) {
FILE* f;
int character;
int errn = 0;
f = fopen(filename, "rb");
if (f == NULL) {
errn = EXI_ERROR_INPUT_FILE_HANDLE;
} else {
/* read bytes */
while (errn == 0 && (character = getc(f)) != EOF) {
if (*pos >= size) {
errn = EXI_ERROR_OUT_OF_BYTE_BUFFER;
} else {
data[(*pos)++] = (uint8_t) character;
}
}
fclose(f);
}
return errn;
}
int writeBytesToFile(uint8_t* data, size_t len, const char * filename) {
size_t rlen;
FILE* f = fopen(filename, "wb+");
if (f == NULL) {
return -1;
} else {
rlen = fwrite(data, sizeof(uint8_t), len, f);
fflush(f);
fclose(f);
if(rlen == len) {
return 0;
} else {
return EXI_ERROR_OUTPUT_FILE;
}
}
}
#endif /* BYTE_STREAM_C */