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check length for roomctrl response, dev.2c

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This commit is contained in:
MichaelDvP
2023-10-10 09:49:07 +02:00
parent ae1b6fc67b
commit 3ecea985ad
4 changed files with 28 additions and 11 deletions
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30
src/roomcontrol.cpp
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@@ -118,11 +118,11 @@ void Roomctrl::send(const uint8_t addr) {
/**
* check if there is a message for the remote room controller
*/
void Roomctrl::check(const uint8_t addr, const uint8_t * data) {
void Roomctrl::check(const uint8_t addr, const uint8_t * data, const uint8_t length) {
uint8_t hc = get_hc(addr & 0x7F);
// check address, reply only on addresses 0x18..0x1B
if (hc >= HCS) {
if (hc >= HCS || length < 5) {
return;
}
// no reply if the temperature is not set
@@ -138,18 +138,22 @@ void Roomctrl::check(const uint8_t addr, const uint8_t * data) {
// empty message back if temperature not set or unknown message type
if (data[2] == EMSdevice::EMS_TYPE_VERSION) {
version(addr, data[0]);
} else if (remotetemp_[hc] == EMS_VALUE_SHORT_NOTSET) {
} else if (length == 5 && remotetemp_[hc] == EMS_VALUE_SHORT_NOTSET) {
unknown(addr, data[0], data[2], data[3]);
} else if (length == 7 && remotetemp_[hc] == EMS_VALUE_SHORT_NOTSET) {
unknown(addr, data[0], data[3], data[5], data[6]);
} else if (data[2] == 0xAF && data[3] == 0) {
temperature(addr, data[0], hc);
} else if (data[2] == 0xFF && data[3] == 0 && data[5] == 0 && data[6] == 0x23) { // Junkers
} else if (length == 7 && data[2] == 0xFF && data[3] == 0 && data[5] == 0 && data[6] == 0x23) { // Junkers
temperature(addr, data[0], hc);
} else if (data[2] == 0xFF && data[3] == 0 && data[5] == 3 && data[6] == 0x2B) { // EMS+ temperature
} else if (length == 7 && data[2] == 0xFF && data[3] == 0 && data[5] == 3 && data[6] == 0x2B) { // EMS+ temperature
temperature(addr, data[0], hc);
} else if (data[2] == 0xFF && data[3] == 0 && data[5] == 3 && data[6] == 0x7B && remotehum_[hc] != EMS_VALUE_SHORT_NOTSET) { // EMS+ humidity
} else if (length == 7 && data[2] == 0xFF && data[3] == 0 && data[5] == 3 && data[6] == 0x7B && remotehum_[hc] != EMS_VALUE_SHORT_NOTSET) { // EMS+ humidity
humidity(addr, data[0], hc);
} else {
} else if (length == 5) { // ems query
unknown(addr, data[0], data[2], data[3]);
} else if (length == 7 && data[2] == 0xFF) { // ems+ query
unknown(addr, data[0], data[3], data[5], data[6]);
}
}
@@ -182,6 +186,18 @@ void Roomctrl::unknown(uint8_t addr, uint8_t dst, uint8_t type, uint8_t offset)
EMSuart::transmit(data, 5);
}
void Roomctrl::unknown(uint8_t addr, uint8_t dst, uint8_t offset, uint8_t typeh, uint8_t typel) {
uint8_t data[10];
data[0] = addr;
data[1] = dst;
data[2] = 0xFF;
data[3] = offset;
data[4] = typeh;
data[5] = typel;
data[6] = EMSbus::calculate_crc(data, 6); // apppend CRC
EMSuart::transmit(data, 7);
}
/**
* send the room temperature in message 0xAF
*/