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missed a few

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This commit is contained in:
J. Nick Koston
2026-01-17 11:42:00 -10:00
parent 21507c570d
commit dd6712bdad
1 changed files with 12 additions and 10 deletions
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22
esphome/components/modbus_controller/modbus_controller.h
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@@ -271,29 +271,31 @@ class ServerRegister {
// Formats a raw value into a string representation based on the value type for debugging
std::string format_value(int64_t value) const {
// max 48: float with %.1f can be up to 42 chars (3.4e38 → 38 integer digits + decimal + 1 digit + sign + null)
// int64_t max is 20 chars + sign + null = 22, so 48 covers both
char buf[48];
switch (this->value_type) {
case SensorValueType::U_WORD:
case SensorValueType::U_DWORD:
case SensorValueType::U_DWORD_R:
case SensorValueType::U_QWORD:
case SensorValueType::U_QWORD_R:
return std::to_string(static_cast<uint64_t>(value));
buf_append_printf(buf, sizeof(buf), 0, "%" PRIu64, static_cast<uint64_t>(value));
return buf;
case SensorValueType::S_WORD:
case SensorValueType::S_DWORD:
case SensorValueType::S_DWORD_R:
case SensorValueType::S_QWORD:
case SensorValueType::S_QWORD_R:
return std::to_string(value);
case SensorValueType::FP32_R:
case SensorValueType::FP32: {
// max 48: float with %.1f can be up to 42 chars incl. null (3.4e38 → 38 integer digits + decimal point + 1
// decimal digit + optional sign)
char buf[48];
snprintf(buf, sizeof(buf), "%.1f", bit_cast<float>(static_cast<uint32_t>(value)));
buf_append_printf(buf, sizeof(buf), 0, "%" PRId64, value);
return buf;
case SensorValueType::FP32_R:
case SensorValueType::FP32:
buf_append_printf(buf, sizeof(buf), 0, "%.1f", bit_cast<float>(static_cast<uint32_t>(value)));
return buf;
}
default:
return std::to_string(value);
buf_append_printf(buf, sizeof(buf), 0, "%" PRId64, value);
return buf;
}
}