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Add helper overloads for hex print 16-bit (#3297)

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This commit is contained in:
Jesse Hills 2022-03-16 13:35:37 +13:00
parent 06a3505698
commit b7535693fa
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2 changed files with 23 additions and 0 deletions
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19
esphome/core/helpers.cpp
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@ -213,6 +213,25 @@ std::string format_hex_pretty(const uint8_t *data, size_t length) {
}
std::string format_hex_pretty(const std::vector<uint8_t> &data) { return format_hex_pretty(data.data(), data.size()); }
std::string format_hex_pretty(const uint16_t *data, size_t length) {
if (length == 0)
return "";
std::string ret;
ret.resize(5 * length - 1);
for (size_t i = 0; i < length; i++) {
ret[5 * i] = format_hex_pretty_char((data[i] & 0xF000) >> 12);
ret[5 * i + 1] = format_hex_pretty_char((data[i] & 0x0F00) >> 8);
ret[5 * i + 2] = format_hex_pretty_char((data[i] & 0x00F0) >> 4);
ret[5 * i + 3] = format_hex_pretty_char(data[i] & 0x000F);
if (i != length - 1)
ret[5 * i + 2] = '.';
}
if (length > 4)
return ret + " (" + to_string(length) + ")";
return ret;
}
std::string format_hex_pretty(const std::vector<uint16_t> &data) { return format_hex_pretty(data.data(), data.size()); }
ParseOnOffState parse_on_off(const char *str, const char *on, const char *off) {
if (on == nullptr && strcasecmp(str, "on") == 0)
return PARSE_ON;

4
esphome/core/helpers.h
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@ -386,8 +386,12 @@ template<typename T, enable_if_t<std::is_unsigned<T>::value, int> = 0> std::stri
/// Format the byte array \p data of length \p len in pretty-printed, human-readable hex.
std::string format_hex_pretty(const uint8_t *data, size_t length);
/// Format the word array \p data of length \p len in pretty-printed, human-readable hex.
std::string format_hex_pretty(const uint16_t *data, size_t length);
/// Format the vector \p data in pretty-printed, human-readable hex.
std::string format_hex_pretty(const std::vector<uint8_t> &data);
/// Format the vector \p data in pretty-printed, human-readable hex.
std::string format_hex_pretty(const std::vector<uint16_t> &data);
/// Format an unsigned integer in pretty-printed, human-readable hex, starting with the most significant byte.
template<typename T, enable_if_t<std::is_unsigned<T>::value, int> = 0> std::string format_hex_pretty(T val) {
val = convert_big_endian(val);