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Merge pull request #114 from juribeparada/master

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Fix for decoding long Wires-X commands
ycs232-kbc
Jonathan Naylor 6 years ago committed by GitHub
parent 01d88248c7 70a06f3cd6
commit 6afcebf49e
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 5 additions and 4 deletions
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9
YSFGateway/WiresX.cpp
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@ -200,11 +200,11 @@ WX_STATUS CWiresX::process(const unsigned char* data, const unsigned char* sourc
if (!valid)
return WXS_NONE;
} else {
bool valid = payload.readDataFRModeData1(data, m_command + (fn - 1U) * 20U + 0U);
bool valid = payload.readDataFRModeData1(data, m_command + (fn - 2U) * 40U + 20U);
if (!valid)
return WXS_NONE;
valid = payload.readDataFRModeData2(data, m_command + (fn - 1U) * 20U + 20U);
valid = payload.readDataFRModeData2(data, m_command + (fn - 2U) * 40U + 40U);
if (!valid)
return WXS_NONE;
}
@ -213,7 +213,8 @@ WX_STATUS CWiresX::process(const unsigned char* data, const unsigned char* sourc
bool valid = false;
// Find the end marker
for (unsigned int i = fn * 20U; i > 0U; i--) {
unsigned int cmd_len = (fn - 1U) * 40U + 20U;
for (unsigned int i = cmd_len; i > 0U; i--) {
if (m_command[i] == 0x03U) {
unsigned char crc = CCRC::addCRC(m_command, i + 1U);
if (crc == m_command[i + 1U])
@ -237,7 +238,7 @@ WX_STATUS CWiresX::process(const unsigned char* data, const unsigned char* sourc
processDisconnect(source);
return WXS_DISCONNECT;
} else {
CUtils::dump("Unknown Wires-X command", m_command, fn * 20U);
CUtils::dump("Unknown Wires-X command", m_command, cmd_len);
return WXS_NONE;
}
}

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