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Make crc8 const-correct (#7027)

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Andreas Fritiofson 2024-07-02 03:47:56 +02:00 committed by GitHub
parent 7aaa5ce9c8
commit 582386d3a2
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2 changed files with 2 additions and 2 deletions
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2
esphome/core/helpers.cpp
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@ -93,7 +93,7 @@ std::string to_string(long double value) { return str_snprintf("%Lf", 32, value)
// Mathematics // Mathematics
float lerp(float completion, float start, float end) { return start + (end - start) * completion; } float lerp(float completion, float start, float end) { return start + (end - start) * completion; }
uint8_t crc8(uint8_t *data, uint8_t len) { uint8_t crc8(const uint8_t *data, uint8_t len) {
uint8_t crc = 0; uint8_t crc = 0;
while ((len--) != 0u) { while ((len--) != 0u) {

2
esphome/core/helpers.h
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@ -155,7 +155,7 @@ template<typename T, typename U> T remap(U value, U min, U max, T min_out, T max
} }
/// Calculate a CRC-8 checksum of \p data with size \p len. /// Calculate a CRC-8 checksum of \p data with size \p len.
uint8_t crc8(uint8_t *data, uint8_t len); uint8_t crc8(const uint8_t *data, uint8_t len);
/// Calculate a CRC-16 checksum of \p data with size \p len. /// Calculate a CRC-16 checksum of \p data with size \p len.
uint16_t crc16(const uint8_t *data, uint16_t len, uint16_t crc = 0xffff, uint16_t reverse_poly = 0xa001, uint16_t crc16(const uint8_t *data, uint16_t len, uint16_t crc = 0xffff, uint16_t reverse_poly = 0xa001,