mirror of https://github.com/status-im/go-waku.git
97 lines
1.9 KiB
Go
97 lines
1.9 KiB
Go
package gowaku
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import (
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"encoding/json"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/waku-org/go-waku/waku/v2/node"
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"github.com/waku-org/go-waku/waku/v2/protocol/pb"
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"github.com/waku-org/go-waku/waku/v2/utils"
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)
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func wakuMessage(messageJSON string) (pb.WakuMessage, error) {
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var msg pb.WakuMessage
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err := json.Unmarshal([]byte(messageJSON), &msg)
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msg.Version = 0
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return msg, err
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}
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func wakuMessageSymmetricEncoding(messageJSON string, symmetricKey string, optionalSigningKey string) (pb.WakuMessage, error) {
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msg, err := wakuMessage(messageJSON)
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if err != nil {
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return msg, err
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}
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payload := node.Payload{
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Data: msg.Payload,
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Key: &node.KeyInfo{
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Kind: node.Symmetric,
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},
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}
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keyBytes, err := utils.DecodeHexString(symmetricKey)
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if err != nil {
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return msg, err
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}
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payload.Key.SymKey = keyBytes
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if optionalSigningKey != "" {
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signingKeyBytes, err := utils.DecodeHexString(optionalSigningKey)
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if err != nil {
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return msg, err
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}
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payload.Key.PrivKey, err = crypto.ToECDSA(signingKeyBytes)
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if err != nil {
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return msg, err
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}
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}
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msg.Version = 1
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msg.Payload, err = payload.Encode(1)
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return msg, err
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}
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func wakuMessageAsymmetricEncoding(messageJSON string, publicKey string, optionalSigningKey string) (pb.WakuMessage, error) {
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msg, err := wakuMessage(messageJSON)
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if err != nil {
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return msg, err
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}
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payload := node.Payload{
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Data: msg.Payload,
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Key: &node.KeyInfo{
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Kind: node.Asymmetric,
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},
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}
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keyBytes, err := utils.DecodeHexString(publicKey)
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if err != nil {
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return msg, err
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}
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payload.Key.PubKey, err = unmarshalPubkey(keyBytes)
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if err != nil {
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return msg, err
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}
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if optionalSigningKey != "" {
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signingKeyBytes, err := utils.DecodeHexString(optionalSigningKey)
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if err != nil {
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return msg, err
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}
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payload.Key.PrivKey, err = crypto.ToECDSA(signingKeyBytes)
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if err != nil {
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return msg, err
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}
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}
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msg.Version = 1
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msg.Payload, err = payload.Encode(1)
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return msg, err
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}
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