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PIByteArray checksumPlain invert flag

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fix PISerial setBreak
This commit is contained in:
Andrey
2021-09-16 16:18:20 +03:00
parent ece3fb1536
commit 19a8ca84e6
3 changed files with 21 additions and 11 deletions
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8
libs/main/core/pibytearray.h
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@@ -146,18 +146,18 @@ public:
PIByteArray & append(uchar t) {push_back(t); return *this;}
//! Returns 8-bit checksum
//! sum all bytes, add 1, inverse
//! sum all bytes, if inverse - add 1, inverse
//! Pseudocode:
//! sum += at(i);
//! return ~(sum + 1)
uchar checksumPlain8() const;
uchar checksumPlain8(bool inverse = true) const;
//! Returns 32-bit checksum
//! sum all bytes multiplyed by index+1, add 1, inverse
//! sum all bytes multiplyed by index+1, if inverse - add 1, inverse
//! Pseudocode:
//! sum += at(i) * (i + 1);
//! return ~(sum + 1)
uint checksumPlain32() const;
uint checksumPlain32(bool inverse = true) const;
//! Returns hash
uint hash() const;