SystemDoctor/V2GDecoderC
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gram
2025-09-10 01:56:17 +09:00
parent 3c43fa1318
commit d4af6cfc14
16 changed files with 0 additions and 272 deletions
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76
create_test3.c
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
int hex_char_to_int(char c) {
if (c >= '0' && c <= '9') return c - '0';
if (c >= 'A' && c <= 'F') return c - 'A' + 10;
if (c >= 'a' && c <= 'f') return c - 'a' + 10;
return -1;
}
int main() {
const char* hex_string = "8098021050908C0C0C0E0C50E00000002040C40C203030C01400003103D00C0618370105088270095A5A30303030300008";
size_t hex_len = strlen(hex_string);
if (hex_len % 2 != 0) {
printf("Error: Hex string length must be even\n");
return -1;
}
size_t binary_len = hex_len / 2;
unsigned char* binary_data = malloc(binary_len);
if (!binary_data) {
printf("Memory allocation failed\n");
return -1;
}
// Convert hex string to binary
for (size_t i = 0; i < binary_len; i++) {
int high = hex_char_to_int(hex_string[i * 2]);
int low = hex_char_to_int(hex_string[i * 2 + 1]);
if (high == -1 || low == -1) {
printf("Invalid hex character at position %zu\n", i * 2);
free(binary_data);
return -1;
}
binary_data[i] = (high << 4) | low;
}
// Write to file
FILE* file = fopen("test3.exi", "wb");
if (!file) {
printf("Cannot create output file\n");
free(binary_data);
return -1;
}
size_t written = fwrite(binary_data, 1, binary_len, file);
fclose(file);
free(binary_data);
if (written != binary_len) {
printf("Write error\n");
return -1;
}
printf("Successfully created test3.exi with %zu bytes\n", binary_len);
// Show first few bytes for verification
printf("First 16 bytes: ");
FILE* verify = fopen("test3.exi", "rb");
if (verify) {
for (int i = 0; i < 16 && i < binary_len; i++) {
int c = fgetc(verify);
printf("%02X ", c);
}
fclose(verify);
}
printf("\n");
return 0;
}

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create_test3.exe
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create_test4.c
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int main() {
const char* hex_string = "8098021050908C0C0C0E0C50D10032018600A01881AE0601860C806140C801030800006100001881980600";
FILE* file = fopen("test4.exi", "wb");
if (!file) {
printf("Error creating test4.exi\n");
return -1;
}
size_t len = strlen(hex_string);
for (size_t i = 0; i < len; i += 2) {
unsigned int byte;
sscanf(&hex_string[i], "%2x", &byte);
fputc(byte, file);
}
fclose(file);
printf("test4.exi created successfully (%zu bytes)\n", len/2);
return 0;
}

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create_test4.exe
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create_test_exi.c
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
/* EXI codec headers */
#include "iso1EXIDatatypes.h"
#include "iso1EXIDatatypesEncoder.h"
#include "ByteStream.h"
#define BUFFER_SIZE 1024
int main() {
struct iso1EXIDocument exiDoc;
bitstream_t stream;
uint8_t buffer[BUFFER_SIZE];
size_t pos = 0;
int errn = 0;
/* Initialize EXI document */
init_iso1EXIDocument(&exiDoc);
/* Create a simple V2G message */
exiDoc.V2G_Message_isUsed = 1;
init_iso1MessageHeaderType(&exiDoc.V2G_Message.Header);
/* Set session ID to all zeros */
memset(exiDoc.V2G_Message.Header.SessionID.bytes, 0, 8);
exiDoc.V2G_Message.Header.SessionID.bytesLen = 8;
/* Create session setup request */
exiDoc.V2G_Message.Body.SessionSetupReq_isUsed = 1;
init_iso1SessionSetupReqType(&exiDoc.V2G_Message.Body.SessionSetupReq);
/* Set EVCC ID */
strcpy((char*)exiDoc.V2G_Message.Body.SessionSetupReq.EVCCID.bytes, "01");
exiDoc.V2G_Message.Body.SessionSetupReq.EVCCID.bytesLen = 2;
/* Setup output stream */
stream.size = BUFFER_SIZE;
stream.data = buffer;
stream.pos = &pos;
stream.buffer = 0;
stream.capacity = 8;
/* Encode to EXI */
printf("Encoding V2G message to EXI...\n");
errn = encode_iso1ExiDocument(&stream, &exiDoc);
if (errn != 0) {
printf("Encoding failed with error: %d\n", errn);
return -1;
}
/* Write to file */
FILE *fp = fopen("test_message.exi", "wb");
if (fp == NULL) {
printf("Cannot create output file\n");
return -1;
}
fwrite(buffer, 1, pos, fp);
fclose(fp);
printf("Created test_message.exi with %zu bytes\n", pos);
return 0;
}

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create_test_exi.exe
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enhanced_exi_viewer.exe
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test1.exi Normal file
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test2.exi Normal file
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test3.exi Normal file
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test4.xml
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<?xml version="1.0" encoding="UTF-8"?>
<V2G_Message xmlns="urn:iso:15118:2:2013:MsgDef"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<Header>
<SessionID>4142423030303831</SessionID>
</Header>
<Body>
<CurrentDemandReq>
<DC_EVStatus>
<EVReady>true</EVReady>
<EVErrorCode>0</EVErrorCode>
<EVRESSSOC>100</EVRESSSOC>
</DC_EVStatus>
<EVTargetCurrent>
<Multiplier>0</Multiplier>
<Unit>3</Unit>
<Value>5</Value>
</EVTargetCurrent>
<EVTargetVoltage>
<Multiplier>0</Multiplier>
<Unit>4</Unit>
<Value>460</Value>
</EVTargetVoltage>
<EVMaximumVoltageLimit>
<Multiplier>0</Multiplier>
<Unit>4</Unit>
<Value>471</Value>
</EVMaximumVoltageLimit>
<EVMaximumCurrentLimit>
<Multiplier>0</Multiplier>
<Unit>3</Unit>
<Value>100</Value>
</EVMaximumCurrentLimit>
<EVMaximumPowerLimit>
<Multiplier>3</Multiplier>
<Unit>5</Unit>
<Value>50</Value>
</EVMaximumPowerLimit>
<BulkChargingComplete>false</BulkChargingComplete>
<ChargingComplete>true</ChargingComplete>
<RemainingTimeToFullSoC>
<Multiplier>0</Multiplier>
<Unit>2</Unit>
<Value>0</Value>
</RemainingTimeToFullSoC>
<RemainingTimeToBulkSoC>
<Multiplier>0</Multiplier>
<Unit>2</Unit>
<Value>0</Value>
</RemainingTimeToBulkSoC>
</CurrentDemandReq>
</Body>
</V2G_Message>

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test4_converted.exi
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Error encoding to EXI (error: -109)

3
test5.xml
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<?xml version="1.0" encoding="UTF-8"?>
<ns1:V2G_Message xmlns:ns1="urn:iso:15118:2:2013:MsgDef" xmlns:ns2="urn:iso:15118:2:2013:MsgHeader" xmlns:ns3="urn:iso:15118:2:2013:MsgBody" xmlns:ns4="urn:iso:15118:2:2013:MsgDataTypes">
<ns1:Header><ns2:SessionID>4142423030303831</ns2:SessionID></ns1:Header><ns1:Body><ns3:CurrentDemandReq><ns3:DC_EVStatus><ns4:EVReady>true</ns4:EVReady><ns4:EVErrorCode>0</ns4:EVErrorCode><ns4:EVRESSSOC>100</ns4:EVRESSSOC></ns3:DC_EVStatus><ns3:EVTargetCurrent><ns4:Multiplier>0</ns4:Multiplier><ns4:Unit>3</ns4:Unit><ns4:Value>1</ns4:Value></ns3:EVTargetCurrent><ns3:EVTargetVoltage><ns4:Multiplier>0</ns4:Multiplier><ns4:Unit>4</ns4:Unit><ns4:Value>460</ns4:Value></ns3:EVTargetVoltage><ns3:EVMaximumVoltageLimit><ns4:Multiplier>0</ns4:Multiplier><ns4:Unit>4</ns4:Unit><ns4:Value>471</ns4:Value></ns3:EVMaximumVoltageLimit><ns3:EVMaximumCurrentLimit><ns4:Multiplier>0</ns4:Multiplier><ns4:Unit>3</ns4:Unit><ns4:Value>100</ns4:Value></ns3:EVMaximumCurrentLimit><ns3:EVMaximumPowerLimit><ns4:Multiplier>3</ns4:Multiplier><ns4:Unit>5</ns4:Unit><ns4:Value>50</ns4:Value></ns3:EVMaximumPowerLimit><ns3:BulkChargingComplete>false</ns3:BulkChargingComplete><ns3:ChargingComplete>true</ns3:ChargingComplete><ns3:RemainingTimeToFullSoC><ns4:Multiplier>0</ns4:Multiplier><ns4:Unit>2</ns4:Unit><ns4:Value>0</ns4:Value></ns3:RemainingTimeToFullSoC><ns3:RemainingTimeToBulkSoC><ns4:Multiplier>0</ns4:Multiplier><ns4:Unit>2</ns4:Unit><ns4:Value>0</ns4:Value></ns3:RemainingTimeToBulkSoC></ns3:CurrentDemandReq></ns1:Body></ns1:V2G_Message>

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test5_encoded.exi
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Error encoding to EXI (error: -109)\n

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test5_final.exi
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<EFBFBD><EFBFBD>P<><50>  P

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test5_generated.exi
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DEBUG: Parsing EVTargetCurrent section
DEBUG find_tag_in_section: Looking for 'Multiplier' in section of 137 chars
DEBUG: Found 'Multiplier' = '0'
DEBUG find_tag_in_section: Looking for 'Unit' in section of 137 chars
DEBUG: Found 'Unit' = '3'
DEBUG find_tag_in_section: Looking for 'Value' in section of 137 chars
DEBUG: Found 'Value' = '1'
DEBUG PhysicalValue: mult='0'->0, unit='3'->3, value='1'->1
DEBUG: Parsing EVTargetVoltage section
DEBUG find_tag_in_section: Looking for 'Multiplier' in section of 139 chars
DEBUG: Found 'Multiplier' = '0'
DEBUG find_tag_in_section: Looking for 'Unit' in section of 139 chars
DEBUG: Found 'Unit' = '4'
DEBUG find_tag_in_section: Looking for 'Value' in section of 139 chars
DEBUG: Found 'Value' = '460'
DEBUG PhysicalValue: mult='0'->0, unit='4'->4, value='460'->460
DEBUG find_tag_in_section: Looking for 'Multiplier' in section of 145 chars
DEBUG: Found 'Multiplier' = '0'
DEBUG find_tag_in_section: Looking for 'Unit' in section of 145 chars
DEBUG: Found 'Unit' = '4'
DEBUG find_tag_in_section: Looking for 'Value' in section of 145 chars
DEBUG: Found 'Value' = '471'
DEBUG PhysicalValue: mult='0'->0, unit='4'->4, value='471'->471
DEBUG find_tag_in_section: Looking for 'Multiplier' in section of 145 chars
DEBUG: Found 'Multiplier' = '0'
DEBUG find_tag_in_section: Looking for 'Unit' in section of 145 chars
DEBUG: Found 'Unit' = '3'
DEBUG find_tag_in_section: Looking for 'Value' in section of 145 chars
DEBUG: Found 'Value' = '100'
DEBUG PhysicalValue: mult='0'->0, unit='3'->3, value='100'->100
DEBUG find_tag_in_section: Looking for 'Multiplier' in section of 142 chars
DEBUG: Found 'Multiplier' = '3'
DEBUG find_tag_in_section: Looking for 'Unit' in section of 142 chars
DEBUG: Found 'Unit' = '5'
DEBUG find_tag_in_section: Looking for 'Value' in section of 142 chars
DEBUG: Found 'Value' = '50'
DEBUG PhysicalValue: mult='3'->3, unit='5'->5, value='50'->50
DEBUG: Parsed V2G Message:
V2G_Message_isUsed: 1
CurrentDemandReq_isUsed: 1
EVReady: 1
EVErrorCode: 0
EVRESSSOC: 100
EVTargetCurrent: 1 (Mult: 0, Unit: 3)
EVTargetVoltage: 460 (Mult: 0, Unit: 4)
ChargingComplete: 1
<EFBFBD><EFBFBD>P<><50>  P