sascha/esphome
1
0
Fork 0
mirror of https://github.com/esphome/esphome.git synced 2026-02-08 00:31:58 +00:00
Code Issues Releases Wiki Activity

[kuntze] Use stack buffer for hex formatting in verbose logging (#12775)

Browse Source
This commit is contained in:
J. Nick Koston
2026-01-02 16:36:57 -10:00
committed by GitHub
parent 1240e7907e
commit a57011b50b
1 changed files with 8 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
esphome/components/kuntze/kuntze.cpp
View File

@@ -1,4 +1,5 @@
#include "kuntze.h"
#include "esphome/core/helpers.h"
#include "esphome/core/log.h"
#include "esphome/core/application.h"
@@ -10,11 +11,17 @@ static const char *const TAG = "kuntze";
static const uint8_t CMD_READ_REG = 0x03;
static const uint16_t REGISTER[] = {4136, 4160, 4680, 6000, 4688, 4728, 5832};
// Maximum bytes to log for Modbus responses (2 registers = 4, plus count = 5)
static constexpr size_t KUNTZE_MAX_LOG_BYTES = 8;
void Kuntze::on_modbus_data(const std::vector<uint8_t> &data) {
auto get_16bit = [&](int i) -> uint16_t { return (uint16_t(data[i * 2]) << 8) | uint16_t(data[i * 2 + 1]); };
this->waiting_ = false;
ESP_LOGV(TAG, "Data: %s", format_hex_pretty(data).c_str());
#if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_VERBOSE
char hex_buf[format_hex_pretty_size(KUNTZE_MAX_LOG_BYTES)];
#endif
ESP_LOGV(TAG, "Data: %s", format_hex_pretty_to(hex_buf, data.data(), data.size()));
float value = (float) get_16bit(0);
for (int i = 0; i < data[3]; i++)