15 lines
337 B
Go
15 lines
337 B
Go
package crypto
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import (
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"crypto/sha256"
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"encoding/binary"
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)
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func VoteMessage(issueID, optionID int64, nonce []byte) [32]byte {
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buf := make([]byte, 16+len(nonce))
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binary.BigEndian.PutUint64(buf[0:8], uint64(issueID))
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binary.BigEndian.PutUint64(buf[8:16], uint64(optionID))
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copy(buf[16:], nonce)
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return sha256.Sum256(buf)
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}
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