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check bufferlength, add formatstrings

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This commit is contained in:
MichaelDvP
2021-07-14 17:00:14 +02:00
parent 1e61b5670e
commit 65c9bf7e52
3 changed files with 15 additions and 11 deletions
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2
lib/ESPAsyncWebServer/WebResponses.cpp
View File

@@ -321,7 +321,7 @@ size_t AsyncAbstractResponse::_ack(AsyncWebServerRequest *request, size_t len, u
free(buf);
return 0;
}
outLen = sprintf_P((char*)buf+headLen, PSTR("%x"), readLen) + headLen;
outLen = snprintf_P((char*)buf+headLen, sizeof(buf)-headLen-2, PSTR("%x"), readLen) + headLen;
while(outLen < headLen + 4) buf[outLen++] = ' ';
buf[outLen++] = '\r';
buf[outLen++] = '\n';

6
src/devices/thermostat.cpp
View File

@@ -1475,7 +1475,11 @@ bool Thermostat::set_datetime(const char * value, const int8_t id) {
// sets the thermostat working mode, where mode is a string
// converts string mode to HeatingCircuit::Mode
bool Thermostat::set_mode(const char * value, const int8_t id) {
std::string mode(10, '\0');
std::string mode(20, '\0');
if (strlen(value) >= 20) {
LOG_WARNING(F("Set mode: Invalid mode"));
return false;
}
if (value[0] >= '0' && value[0] <= '9') {
uint8_t num = value[0] - '0';

18
src/emsesp.cpp
View File

@@ -613,10 +613,10 @@ std::string EMSESP::pretty_telegram(std::shared_ptr<const Telegram> telegram) {
uint8_t offset = telegram->offset;
// find name for src and dest by looking up known devices
std::string src_name;
std::string dest_name;
std::string type_name;
std::string direction;
std::string src_name("");
std::string dest_name("");
std::string type_name("");
std::string direction("");
for (const auto & emsdevice : emsdevices) {
if (emsdevice) {
// get src & dest
@@ -774,7 +774,7 @@ void EMSESP::process_version(std::shared_ptr<const Telegram> telegram) {
bool EMSESP::process_telegram(std::shared_ptr<const Telegram> telegram) {
// if watching or reading...
if ((telegram->type_id == read_id_) && (telegram->dest == txservice_.ems_bus_id())) {
LOG_NOTICE(pretty_telegram(telegram).c_str());
LOG_NOTICE(F("%s"), pretty_telegram(telegram).c_str());
publish_response(telegram);
if (!read_next_) {
read_id_ = WATCH_ID_NONE;
@@ -783,12 +783,12 @@ bool EMSESP::process_telegram(std::shared_ptr<const Telegram> telegram) {
} else if (watch() == WATCH_ON) {
if ((watch_id_ == WATCH_ID_NONE) || (telegram->type_id == watch_id_)
|| ((watch_id_ < 0x80) && ((telegram->src == watch_id_) || (telegram->dest == watch_id_)))) {
LOG_NOTICE(pretty_telegram(telegram).c_str());
LOG_NOTICE(F("%s"), pretty_telegram(telegram).c_str());
} else if (!trace_raw_) {
LOG_TRACE(pretty_telegram(telegram).c_str());
LOG_TRACE(F("%s"), pretty_telegram(telegram).c_str());
}
} else if (!trace_raw_) {
LOG_TRACE(pretty_telegram(telegram).c_str());
LOG_TRACE(F("%s"), pretty_telegram(telegram).c_str());
}
// only process broadcast telegrams or ones sent to us on request
@@ -840,7 +840,7 @@ bool EMSESP::process_telegram(std::shared_ptr<const Telegram> telegram) {
if (!found) {
LOG_DEBUG(F("No telegram type handler found for ID 0x%02X (src 0x%02X)"), telegram->type_id, telegram->src);
if (watch() == WATCH_UNKNOWN) {
LOG_NOTICE(pretty_telegram(telegram).c_str());
LOG_NOTICE(F("%s"), pretty_telegram(telegram).c_str());
}
if (first_scan_done_ && !knowndevice && (telegram->src != EMSbus::ems_bus_id()) && (telegram->src != 0x0B) && (telegram->src != 0x0C)
&& (telegram->src != 0x0D)) {