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37 lines
984 B
Go
37 lines
984 B
Go
package rln
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import "encoding/hex"
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func toMembershipKeyPairs(groupKeys [][]string) ([]MembershipKeyPair, error) {
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// groupKeys is sequence of membership key tuples in the form of (identity key, identity commitment) all in the hexadecimal format
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// the toMembershipKeyPairs proc populates a sequence of MembershipKeyPairs using the supplied groupKeys
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groupKeyPairs := []MembershipKeyPair{}
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for _, pair := range groupKeys {
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idKey, err := hex.DecodeString(pair[0])
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if err != nil {
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return nil, err
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}
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idCommitment, err := hex.DecodeString(pair[1])
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if err != nil {
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return nil, err
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}
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groupKeyPairs = append(groupKeyPairs, MembershipKeyPair{IDKey: IDKey(Bytes32(idKey)), IDCommitment: IDCommitment(Bytes32(idCommitment))})
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}
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return groupKeyPairs, nil
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}
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func Bytes32(b []byte) [32]byte {
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var result [32]byte
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copy(result[32-len(b):], b)
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return result
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}
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func Bytes128(b []byte) [128]byte {
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var result [128]byte
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copy(result[128-len(b):], b)
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return result
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}
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