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Fix Wemo single device backward compatibility

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Fix Wemo single device backward compatibility (#10165, #10194)
This commit is contained in:
Theo Arends 2020-12-20 12:00:40 +01:00
parent 5f7aacf13c
commit f03158d143
1 changed files with 7 additions and 3 deletions
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10
tasmota/xdrv_21_wemo_multi.ino
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@ -234,14 +234,18 @@ private:
int _deviceId; int _deviceId;
String WemoSerialnumber(void) { String WemoSerialnumber(void) {
char serial[18]; char serial[20];
snprintf_P(serial, sizeof(serial), PSTR("201612K%08X-%d"), ESP_getChipId(), _deviceId); char index[8] = { 0 };
if (_deviceId > 1) { // Keep backward compatibility
snprintf_P(index, sizeof(index), PSTR("%02X"), _deviceId);
}
snprintf_P(serial, sizeof(serial), PSTR("201612K%08X%s"), ESP_getChipId(), index);
return String(serial); return String(serial);
} }
String WemoUuid(void) { String WemoUuid(void) {
char uuid[29]; char uuid[32];
snprintf_P(uuid, sizeof(uuid), PSTR("Socket-1_0-%s"), WemoSerialnumber().c_str()); snprintf_P(uuid, sizeof(uuid), PSTR("Socket-1_0-%s"), WemoSerialnumber().c_str());
return String(uuid); return String(uuid);