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chore: add BigIntToBytes32 utils function

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This commit is contained in:
Richard Ramos 2023-08-14 07:57:45 -04:00
parent 47b8b17401
commit 3b5c0bbefb
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1 changed files with 13 additions and 2 deletions
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15
rln/utils.go
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@ -2,6 +2,7 @@ package rln
import (
"encoding/hex"
"math/big"
)
func ToIdentityCredentials(groupKeys [][]string) ([]IdentityCredential, error) {
@ -62,9 +63,19 @@ func ToBytes32LE(hexStr string) ([32]byte, error) {
return [32]byte{}, err
}
for i := 0; i < len(b)/2; i++ {
b[i], b[len(b)-i-1] = b[len(b)-i-1], b[i]
bLen := len(b)
for i := 0; i < bLen/2; i++ {
b[i], b[bLen-i-1] = b[bLen-i-1], b[i]
}
return Bytes32(b), nil
}
func BigIntToBytes32(value *big.Int) [32]byte {
b := value.Bytes()
bLen := len(b)
for i := 0; i < bLen/2; i++ {
b[i], b[bLen-i-1] = b[bLen-i-1], b[i]
}
return Bytes32(b)
}