mobile: add whisper client (#15922)

mobile/types.go

@@ -26,6 +26,7 @@ import (
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/rlp"
+	whisper "github.com/ethereum/go-ethereum/whisper/whisperv6"
 )
 
 // A Nonce is a 64-bit hash which proves (combined with the mix-hash) that
@@ -334,3 +335,95 @@ func (r *Receipt) GetLogs() *Logs               { return &Logs{r.receipt.Logs} }
 func (r *Receipt) GetTxHash() *Hash             { return &Hash{r.receipt.TxHash} }
 func (r *Receipt) GetContractAddress() *Address { return &Address{r.receipt.ContractAddress} }
 func (r *Receipt) GetGasUsed() int64            { return int64(r.receipt.GasUsed) }
+
+// Info represents a diagnostic information about the whisper node.
+type Info struct {
+	info *whisper.Info
+}
+
+// NewMessage represents a new whisper message that is posted through the RPC.
+type NewMessage struct {
+	newMessage *whisper.NewMessage
+}
+
+func NewNewMessage() *NewMessage {
+	nm := &NewMessage{
+		newMessage: new(whisper.NewMessage),
+	}
+	return nm
+}
+
+func (nm *NewMessage) GetSymKeyID() string         { return nm.newMessage.SymKeyID }
+func (nm *NewMessage) SetSymKeyID(symKeyID string) { nm.newMessage.SymKeyID = symKeyID }
+func (nm *NewMessage) GetPublicKey() []byte        { return nm.newMessage.PublicKey }
+func (nm *NewMessage) SetPublicKey(publicKey []byte) {
+	nm.newMessage.PublicKey = common.CopyBytes(publicKey)
+}
+func (nm *NewMessage) GetSig() string                  { return nm.newMessage.Sig }
+func (nm *NewMessage) SetSig(sig string)               { nm.newMessage.Sig = sig }
+func (nm *NewMessage) GetTTL() int64                   { return int64(nm.newMessage.TTL) }
+func (nm *NewMessage) SetTTL(ttl int64)                { nm.newMessage.TTL = uint32(ttl) }
+func (nm *NewMessage) GetPayload() []byte              { return nm.newMessage.Payload }
+func (nm *NewMessage) SetPayload(payload []byte)       { nm.newMessage.Payload = common.CopyBytes(payload) }
+func (nm *NewMessage) GetPowTime() int64               { return int64(nm.newMessage.PowTime) }
+func (nm *NewMessage) SetPowTime(powTime int64)        { nm.newMessage.PowTime = uint32(powTime) }
+func (nm *NewMessage) GetPowTarget() float64           { return nm.newMessage.PowTarget }
+func (nm *NewMessage) SetPowTarget(powTarget float64)  { nm.newMessage.PowTarget = powTarget }
+func (nm *NewMessage) GetTargetPeer() string           { return nm.newMessage.TargetPeer }
+func (nm *NewMessage) SetTargetPeer(targetPeer string) { nm.newMessage.TargetPeer = targetPeer }
+func (nm *NewMessage) GetTopic() []byte                { return nm.newMessage.Topic[:] }
+func (nm *NewMessage) SetTopic(topic []byte)           { nm.newMessage.Topic = whisper.BytesToTopic(topic) }
+
+// Message represents a whisper message.
+type Message struct {
+	message *whisper.Message
+}
+
+func (m *Message) GetSig() []byte      { return m.message.Sig }
+func (m *Message) GetTTL() int64       { return int64(m.message.TTL) }
+func (m *Message) GetTimestamp() int64 { return int64(m.message.Timestamp) }
+func (m *Message) GetPayload() []byte  { return m.message.Payload }
+func (m *Message) GetPoW() float64     { return m.message.PoW }
+func (m *Message) GetHash() []byte     { return m.message.Hash }
+func (m *Message) GetDst() []byte      { return m.message.Dst }
+
+// Messages represents an array of messages.
+type Messages struct {
+	messages []*whisper.Message
+}
+
+// Size returns the number of messages in the slice.
+func (m *Messages) Size() int {
+	return len(m.messages)
+}
+
+// Get returns the message at the given index from the slice.
+func (m *Messages) Get(index int) (message *Message, _ error) {
+	if index < 0 || index >= len(m.messages) {
+		return nil, errors.New("index out of bounds")
+	}
+	return &Message{m.messages[index]}, nil
+}
+
+// Criteria holds various filter options for inbound messages.
+type Criteria struct {
+	criteria *whisper.Criteria
+}
+
+func NewCriteria(topic []byte) *Criteria {
+	c := &Criteria{
+		criteria: new(whisper.Criteria),
+	}
+	encodedTopic := whisper.BytesToTopic(topic)
+	c.criteria.Topics = []whisper.TopicType{encodedTopic}
+	return c
+}
+
+func (c *Criteria) GetSymKeyID() string                 { return c.criteria.SymKeyID }
+func (c *Criteria) SetSymKeyID(symKeyID string)         { c.criteria.SymKeyID = symKeyID }
+func (c *Criteria) GetPrivateKeyID() string             { return c.criteria.PrivateKeyID }
+func (c *Criteria) SetPrivateKeyID(privateKeyID string) { c.criteria.PrivateKeyID = privateKeyID }
+func (c *Criteria) GetSig() []byte                      { return c.criteria.Sig }
+func (c *Criteria) SetSig(sig []byte)                   { c.criteria.Sig = common.CopyBytes(sig) }
+func (c *Criteria) GetMinPow() float64                  { return c.criteria.MinPow }
+func (c *Criteria) SetMinPow(pow float64)               { c.criteria.MinPow = pow }