Upstream/esphome
1
0
Fork 0
mirror of https://github.com/esphome/esphome.git synced 2025-01-20 21:11:32 +01:00
Code Issues Projects Releases Wiki Activity

fix parity (#4476)

Browse Source 
Co-authored-by: Samuel Sieb <samuel@sieb.net>
This commit is contained in:
Samuel Sieb 2023-02-22 15:40:20 -08:00 committed by Jesse Hills
parent 3a36d0b13f
commit 069b5f81a0
No known key found for this signature in database
GPG Key ID: BEAAE804EFD8E83A
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
esphome/components/wiegand/wiegand.cpp
View File

@ -38,8 +38,8 @@ void Wiegand::setup() {
bool check_eparity(uint64_t value, int start, int length) {
int parity = 0;
uint64_t mask = 1LL << start;
for (int i = 0; i <= length; i++, mask <<= 1) {
if (value & i)
for (int i = 0; i < length; i++, mask <<= 1) {
if (value & mask)
parity++;
}
return !(parity & 1);
@ -48,8 +48,8 @@ bool check_eparity(uint64_t value, int start, int length) {
bool check_oparity(uint64_t value, int start, int length) {
int parity = 0;
uint64_t mask = 1LL << start;
for (int i = 0; i <= length; i++, mask <<= 1) {
if (value & i)
for (int i = 0; i < length; i++, mask <<= 1) {
if (value & mask)
parity++;
}
return parity & 1;