From 62e0e18030c84fa19f54373ebdf25f7adbc64793 Mon Sep 17 00:00:00 2001
From: obscuren <geffobscura@gmail.com>
Date: Wed, 14 Jan 2015 18:12:18 +0100
Subject: Changed public whisper api not to reveal temporary private keys

---
 ui/qt/qwhisper/message.go |  4 ++--
 ui/qt/qwhisper/whisper.go | 45 +++++++++++++++++++++++++++------------------
 2 files changed, 29 insertions(+), 20 deletions(-)

(limited to 'ui/qt')

diff --git a/ui/qt/qwhisper/message.go b/ui/qt/qwhisper/message.go
index 3a80381ff..26e72ac93 100644
--- a/ui/qt/qwhisper/message.go
+++ b/ui/qt/qwhisper/message.go
@@ -17,7 +17,7 @@ func ToQMessage(msg *whisper.Message) *Message {
 	return &Message{
 		ref:     msg,
 		Flags:   int32(msg.Flags),
-		Payload: ethutil.Bytes2Hex(msg.Payload),
-		From:    ethutil.Bytes2Hex(crypto.FromECDSAPub(msg.Recover())),
+		Payload: "0x" + ethutil.Bytes2Hex(msg.Payload),
+		From:    "0x" + ethutil.Bytes2Hex(crypto.FromECDSAPub(msg.Recover())),
 	}
 }
diff --git a/ui/qt/qwhisper/whisper.go b/ui/qt/qwhisper/whisper.go
index b904678f4..644c147b7 100644
--- a/ui/qt/qwhisper/whisper.go
+++ b/ui/qt/qwhisper/whisper.go
@@ -41,32 +41,41 @@ func (self *Whisper) Post(payload []string, to, from string, topics []string, pr
 		data = append(data, fromHex(d)...)
 	}
 
-	msg := whisper.NewMessage(data)
-	envelope, err := msg.Seal(time.Duration(priority*100000), whisper.Opts{
-		Ttl:    time.Duration(ttl) * time.Second,
-		To:     crypto.ToECDSAPub(fromHex(to)),
-		From:   crypto.ToECDSA(fromHex(from)),
-		Topics: whisper.TopicsFromString(topics...),
-	})
-	if err != nil {
-		qlogger.Infoln(err)
-		// handle error
-		return
-	}
+	pk := crypto.ToECDSAPub(fromHex(from))
+	if key := self.Whisper.GetIdentity(pk); key != nil {
+		msg := whisper.NewMessage(data)
+		envelope, err := msg.Seal(time.Duration(priority*100000), whisper.Opts{
+			Ttl:    time.Duration(ttl) * time.Second,
+			To:     crypto.ToECDSAPub(fromHex(to)),
+			From:   key,
+			Topics: whisper.TopicsFromString(topics...),
+		})
+
+		if err != nil {
+			qlogger.Infoln(err)
+			// handle error
+			return
+		}
 
-	if err := self.Whisper.Send(envelope); err != nil {
-		qlogger.Infoln(err)
-		// handle error
-		return
+		if err := self.Whisper.Send(envelope); err != nil {
+			qlogger.Infoln(err)
+			// handle error
+			return
+		}
+	} else {
+		qlogger.Infoln("unmatched pub / priv for seal")
 	}
+
 }
 
 func (self *Whisper) NewIdentity() string {
-	return toHex(self.Whisper.NewIdentity().D.Bytes())
+	key := self.Whisper.NewIdentity()
+
+	return toHex(crypto.FromECDSAPub(&key.PublicKey))
 }
 
 func (self *Whisper) HasIdentity(key string) bool {
-	return self.Whisper.HasIdentity(crypto.ToECDSA(fromHex(key)))
+	return self.Whisper.HasIdentity(crypto.ToECDSAPub(fromHex(key)))
 }
 
 func (self *Whisper) Watch(opts map[string]interface{}, view *qml.Common) int {
-- 
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