mirror of
https://github.com/esphome/esphome.git
synced 2024-11-10 01:07:45 +01:00
Improv serial/checksum changes (#2731)
Co-authored-by: Paulus Schoutsen <balloob@gmail.com>
This commit is contained in:
parent
0809673ba9
commit
9e4fa5dcf1
3 changed files with 61 additions and 37 deletions
|
@ -2,30 +2,32 @@
|
||||||
|
|
||||||
namespace improv {
|
namespace improv {
|
||||||
|
|
||||||
ImprovCommand parse_improv_data(const std::vector<uint8_t> &data) {
|
ImprovCommand parse_improv_data(const std::vector<uint8_t> &data, bool check_checksum) {
|
||||||
return parse_improv_data(data.data(), data.size());
|
return parse_improv_data(data.data(), data.size(), check_checksum);
|
||||||
}
|
}
|
||||||
|
|
||||||
ImprovCommand parse_improv_data(const uint8_t *data, size_t length) {
|
ImprovCommand parse_improv_data(const uint8_t *data, size_t length, bool check_checksum) {
|
||||||
ImprovCommand improv_command;
|
ImprovCommand improv_command;
|
||||||
Command command = (Command) data[0];
|
Command command = (Command) data[0];
|
||||||
uint8_t data_length = data[1];
|
uint8_t data_length = data[1];
|
||||||
|
|
||||||
if (data_length != length - 3) {
|
if (data_length != length - 2 - check_checksum) {
|
||||||
improv_command.command = UNKNOWN;
|
improv_command.command = UNKNOWN;
|
||||||
return improv_command;
|
return improv_command;
|
||||||
}
|
}
|
||||||
|
|
||||||
uint8_t checksum = data[length - 1];
|
if (check_checksum) {
|
||||||
|
uint8_t checksum = data[length - 1];
|
||||||
|
|
||||||
uint32_t calculated_checksum = 0;
|
uint32_t calculated_checksum = 0;
|
||||||
for (uint8_t i = 0; i < length - 1; i++) {
|
for (uint8_t i = 0; i < length - 1; i++) {
|
||||||
calculated_checksum += data[i];
|
calculated_checksum += data[i];
|
||||||
}
|
}
|
||||||
|
|
||||||
if ((uint8_t) calculated_checksum != checksum) {
|
if ((uint8_t) calculated_checksum != checksum) {
|
||||||
improv_command.command = BAD_CHECKSUM;
|
improv_command.command = BAD_CHECKSUM;
|
||||||
return improv_command;
|
return improv_command;
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
if (command == WIFI_SETTINGS) {
|
if (command == WIFI_SETTINGS) {
|
||||||
|
@ -46,7 +48,7 @@ ImprovCommand parse_improv_data(const uint8_t *data, size_t length) {
|
||||||
return improv_command;
|
return improv_command;
|
||||||
}
|
}
|
||||||
|
|
||||||
std::vector<uint8_t> build_rpc_response(Command command, const std::vector<std::string> &datum) {
|
std::vector<uint8_t> build_rpc_response(Command command, const std::vector<std::string> &datum, bool add_checksum) {
|
||||||
std::vector<uint8_t> out;
|
std::vector<uint8_t> out;
|
||||||
uint32_t length = 0;
|
uint32_t length = 0;
|
||||||
out.push_back(command);
|
out.push_back(command);
|
||||||
|
@ -58,17 +60,19 @@ std::vector<uint8_t> build_rpc_response(Command command, const std::vector<std::
|
||||||
}
|
}
|
||||||
out.insert(out.begin() + 1, length);
|
out.insert(out.begin() + 1, length);
|
||||||
|
|
||||||
uint32_t calculated_checksum = 0;
|
if (add_checksum) {
|
||||||
|
uint32_t calculated_checksum = 0;
|
||||||
|
|
||||||
for (uint8_t byte : out) {
|
for (uint8_t byte : out) {
|
||||||
calculated_checksum += byte;
|
calculated_checksum += byte;
|
||||||
|
}
|
||||||
|
out.push_back(calculated_checksum);
|
||||||
}
|
}
|
||||||
out.push_back(calculated_checksum);
|
|
||||||
return out;
|
return out;
|
||||||
}
|
}
|
||||||
|
|
||||||
#ifdef USE_ARDUINO
|
#ifdef ARDUINO
|
||||||
std::vector<uint8_t> build_rpc_response(Command command, const std::vector<String> &datum) {
|
std::vector<uint8_t> build_rpc_response(Command command, const std::vector<String> &datum, bool add_checksum) {
|
||||||
std::vector<uint8_t> out;
|
std::vector<uint8_t> out;
|
||||||
uint32_t length = 0;
|
uint32_t length = 0;
|
||||||
out.push_back(command);
|
out.push_back(command);
|
||||||
|
@ -80,14 +84,16 @@ std::vector<uint8_t> build_rpc_response(Command command, const std::vector<Strin
|
||||||
}
|
}
|
||||||
out.insert(out.begin() + 1, length);
|
out.insert(out.begin() + 1, length);
|
||||||
|
|
||||||
uint32_t calculated_checksum = 0;
|
if (add_checksum) {
|
||||||
|
uint32_t calculated_checksum = 0;
|
||||||
|
|
||||||
for (uint8_t byte : out) {
|
for (uint8_t byte : out) {
|
||||||
calculated_checksum += byte;
|
calculated_checksum += byte;
|
||||||
|
}
|
||||||
|
out.push_back(calculated_checksum);
|
||||||
}
|
}
|
||||||
out.push_back(calculated_checksum);
|
|
||||||
return out;
|
return out;
|
||||||
}
|
}
|
||||||
#endif // USE_ARDUINO
|
#endif // ARDUINO
|
||||||
|
|
||||||
} // namespace improv
|
} // namespace improv
|
||||||
|
|
|
@ -51,12 +51,13 @@ struct ImprovCommand {
|
||||||
std::string password;
|
std::string password;
|
||||||
};
|
};
|
||||||
|
|
||||||
ImprovCommand parse_improv_data(const std::vector<uint8_t> &data);
|
ImprovCommand parse_improv_data(const std::vector<uint8_t> &data, bool check_checksum = true);
|
||||||
ImprovCommand parse_improv_data(const uint8_t *data, size_t length);
|
ImprovCommand parse_improv_data(const uint8_t *data, size_t length, bool check_checksum = true);
|
||||||
|
|
||||||
std::vector<uint8_t> build_rpc_response(Command command, const std::vector<std::string> &datum);
|
std::vector<uint8_t> build_rpc_response(Command command, const std::vector<std::string> &datum,
|
||||||
|
bool add_checksum = true);
|
||||||
#ifdef ARDUINO
|
#ifdef ARDUINO
|
||||||
std::vector<uint8_t> build_rpc_response(Command command, const std::vector<String> &datum);
|
std::vector<uint8_t> build_rpc_response(Command command, const std::vector<String> &datum, bool add_checksum = true);
|
||||||
#endif // ARDUINO
|
#endif // ARDUINO
|
||||||
|
|
||||||
} // namespace improv
|
} // namespace improv
|
||||||
|
|
|
@ -98,13 +98,13 @@ std::vector<uint8_t> ImprovSerialComponent::build_rpc_settings_response_(improv:
|
||||||
std::string webserver_url = "http://" + ip.str() + ":" + to_string(WEBSERVER_PORT);
|
std::string webserver_url = "http://" + ip.str() + ":" + to_string(WEBSERVER_PORT);
|
||||||
urls.push_back(webserver_url);
|
urls.push_back(webserver_url);
|
||||||
#endif
|
#endif
|
||||||
std::vector<uint8_t> data = improv::build_rpc_response(command, urls);
|
std::vector<uint8_t> data = improv::build_rpc_response(command, urls, false);
|
||||||
return data;
|
return data;
|
||||||
}
|
}
|
||||||
|
|
||||||
std::vector<uint8_t> ImprovSerialComponent::build_version_info_() {
|
std::vector<uint8_t> ImprovSerialComponent::build_version_info_() {
|
||||||
std::vector<std::string> infos = {"ESPHome", ESPHOME_VERSION, ESPHOME_VARIANT, App.get_name()};
|
std::vector<std::string> infos = {"ESPHome", ESPHOME_VERSION, ESPHOME_VARIANT, App.get_name()};
|
||||||
std::vector<uint8_t> data = improv::build_rpc_response(improv::GET_DEVICE_INFO, infos);
|
std::vector<uint8_t> data = improv::build_rpc_response(improv::GET_DEVICE_INFO, infos, false);
|
||||||
return data;
|
return data;
|
||||||
};
|
};
|
||||||
|
|
||||||
|
@ -140,22 +140,33 @@ bool ImprovSerialComponent::parse_improv_serial_byte_(uint8_t byte) {
|
||||||
if (at < 8 + data_len)
|
if (at < 8 + data_len)
|
||||||
return true;
|
return true;
|
||||||
|
|
||||||
if (at == 8 + data_len) {
|
if (at == 8 + data_len)
|
||||||
|
return true;
|
||||||
|
|
||||||
|
if (at == 8 + data_len + 1) {
|
||||||
|
uint8_t checksum = 0x00;
|
||||||
|
for (uint8_t i = 0; i < at; i++)
|
||||||
|
checksum += raw[i];
|
||||||
|
|
||||||
|
if (checksum != byte) {
|
||||||
|
ESP_LOGW(TAG, "Error decoding Improv payload");
|
||||||
|
this->set_error_(improv::ERROR_INVALID_RPC);
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
if (type == TYPE_RPC) {
|
if (type == TYPE_RPC) {
|
||||||
this->set_error_(improv::ERROR_NONE);
|
this->set_error_(improv::ERROR_NONE);
|
||||||
auto command = improv::parse_improv_data(&raw[9], data_len);
|
auto command = improv::parse_improv_data(&raw[9], data_len, false);
|
||||||
return this->parse_improv_payload_(command);
|
return this->parse_improv_payload_(command);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
return true;
|
|
||||||
|
// If we got here then the command coming is is improv, but not an RPC command
|
||||||
|
return false;
|
||||||
}
|
}
|
||||||
|
|
||||||
bool ImprovSerialComponent::parse_improv_payload_(improv::ImprovCommand &command) {
|
bool ImprovSerialComponent::parse_improv_payload_(improv::ImprovCommand &command) {
|
||||||
switch (command.command) {
|
switch (command.command) {
|
||||||
case improv::BAD_CHECKSUM:
|
|
||||||
ESP_LOGW(TAG, "Error decoding Improv payload");
|
|
||||||
this->set_error_(improv::ERROR_INVALID_RPC);
|
|
||||||
return false;
|
|
||||||
case improv::WIFI_SETTINGS: {
|
case improv::WIFI_SETTINGS: {
|
||||||
wifi::WiFiAP sta{};
|
wifi::WiFiAP sta{};
|
||||||
sta.set_ssid(command.ssid);
|
sta.set_ssid(command.ssid);
|
||||||
|
@ -232,6 +243,12 @@ void ImprovSerialComponent::send_response_(std::vector<uint8_t> &response) {
|
||||||
data[7] = TYPE_RPC_RESPONSE;
|
data[7] = TYPE_RPC_RESPONSE;
|
||||||
data[8] = response.size();
|
data[8] = response.size();
|
||||||
data.insert(data.end(), response.begin(), response.end());
|
data.insert(data.end(), response.begin(), response.end());
|
||||||
|
|
||||||
|
uint8_t checksum = 0x00;
|
||||||
|
for (uint8_t d : data)
|
||||||
|
checksum += d;
|
||||||
|
data.push_back(checksum);
|
||||||
|
|
||||||
this->write_data_(data);
|
this->write_data_(data);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
Loading…
Reference in a new issue