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crc: Unbreak build on 32-bit arch

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Thanks Alexey Dokuchaev @danfe for report and fix.

Fixes #30
This commit is contained in:
Mattias Wadman 2021-12-25 14:33:09 +01:00
parent 5513dc0263
commit 46b59d0ebf
1 changed files with 2 additions and 2 deletions
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4
pkg/checksum/crc.go
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@ -8,7 +8,7 @@ import (
type Table [256]uint type Table [256]uint
func MakeTable(poly int, bits int) Table { func MakeTable(poly uint, bits int) Table {
table := [256]uint{} table := [256]uint{}
mask := uint((1 << bits) - 1) mask := uint((1 << bits) - 1)
@ -17,7 +17,7 @@ func MakeTable(poly int, bits int) Table {
crc := uint(i << (bits - 8)) crc := uint(i << (bits - 8))
for j := 0; j < 8; j++ { for j := 0; j < 8; j++ {
if crc&(1<<(bits-1)) != 0 { if crc&(1<<(bits-1)) != 0 {
crc = ((crc << 1) ^ uint(poly)) & mask crc = ((crc << 1) ^ poly) & mask
} else { } else {
crc = (crc << 1) & mask crc = (crc << 1) & mask
} }