5 files changed, 36 insertions, 3 deletions
diff --git a/indra/newview/llappviewer.cpp b/indra/newview/llappviewer.cpp
index 451516610b..f3f74ee3af 100644
--- a/indra/newview/llappviewer.cpp
+++ b/indra/newview/llappviewer.cpp
@@ -3207,9 +3207,18 @@ LLSD LLAppViewer::getViewerInfo() const
 	info["AUDIO_DRIVER_VERSION"] = gAudiop ? LLSD(gAudiop->getDriverName(want_fullname)) : "Undefined";
 	if(LLVoiceClient::getInstance()->voiceEnabled())
 	{
-		LLVoiceVersionInfo version = LLVoiceClient::getInstance()->getVersion();
+        LLVoiceVersionInfo version = LLVoiceClient::getInstance()->getVersion();
+        const std::string build_version = version.mBuildVersion;
 		std::ostringstream version_string;
-		version_string << version.serverType << " " << version.serverVersion << std::endl;
+        if (std::equal(build_version.begin(), build_version.begin() + version.serverVersion.size(),
+                       version.serverVersion.begin()))
+        {  // Normal case: Show type and build version.
+            version_string << version.serverType << " " << build_version << std::endl;
+        }
+        else
+        {  // Mismatch: Show both versions.
+            version_string << version.serverVersion << "/" << build_version << std::endl;
+        }
 		info["VOICE_VERSION"] = version_string.str();
 	}
 	else
diff --git a/indra/newview/llvoiceclient.cpp b/indra/newview/llvoiceclient.cpp
index e2bd1a39c7..d8b8b8749f 100644
--- a/indra/newview/llvoiceclient.cpp
+++ b/indra/newview/llvoiceclient.cpp
@@ -200,6 +200,7 @@ const LLVoiceVersionInfo LLVoiceClient::getVersion()
 		LLVoiceVersionInfo result;
 		result.serverVersion = std::string();
 		result.serverType = std::string();
+		result.mBuildVersion = std::string();
 		return result;
 	}
 }
diff --git a/indra/newview/llvoiceclient.h b/indra/newview/llvoiceclient.h
index cf527a4464..246883b611 100644
--- a/indra/newview/llvoiceclient.h
+++ b/indra/newview/llvoiceclient.h
@@ -95,6 +95,7 @@ struct LLVoiceVersionInfo
 {
 	std::string serverType;
 	std::string serverVersion;
+	std::string mBuildVersion;
 };
 
 //////////////////////////////////
diff --git a/indra/newview/llvoicevivox.cpp b/indra/newview/llvoicevivox.cpp
index c7a544f8eb..456537de28 100644
--- a/indra/newview/llvoicevivox.cpp
+++ b/indra/newview/llvoicevivox.cpp
@@ -4548,6 +4548,23 @@ void LLVivoxVoiceClient::sessionNotificationEvent(std::string &sessionHandle, st
 	}
 }
 
+void LLVivoxVoiceClient::voiceServiceConnectionStateChangedEvent(int statusCode, std::string &statusString, std::string &build_id)
+{
+	// We don't generally need to process this. However, one occurence is when we first connect, and so it is the
+	// earliest opportunity to learn what we're connected to.
+	if (statusCode)
+	{
+		LL_WARNS("Voice") << "VoiceServiceConnectionStateChangedEvent statusCode: " << statusCode <<
+			"statusString: " << statusString << LL_ENDL;
+		return;
+	}
+	if (build_id.empty())
+	{
+		return;
+	}
+	mVoiceVersion.mBuildVersion = build_id;
+}
+
 void LLVivoxVoiceClient::auxAudioPropertiesEvent(F32 energy)
 {
 	LL_DEBUGS("VoiceEnergy") << "got energy " << energy << LL_ENDL;
@@ -7528,6 +7545,8 @@ void LLVivoxProtocolParser::EndTag(const char *tag)
 			connectorHandle = string;
 		else if (!stricmp("VersionID", tag))
 			versionID = string;
+		else if (!stricmp("Version", tag))
+			mBuildID = string;
 		else if (!stricmp("AccountHandle", tag))
 			accountHandle = string;
 		else if (!stricmp("State", tag))
@@ -7830,7 +7849,8 @@ void LLVivoxProtocolParser::processResponse(std::string tag)
 			// We don't need to process this, but we also shouldn't warn on it, since that confuses people.
 		}
 		else if (!stricmp(eventTypeCstr, "VoiceServiceConnectionStateChangedEvent"))
-		{	// Yet another ignored event
+		{
+			LLVivoxVoiceClient::getInstance()->voiceServiceConnectionStateChangedEvent(statusCode, statusString, mBuildID);
 		}
 		else if (!stricmp(eventTypeCstr, "AudioDeviceHotSwapEvent"))
 		{
diff --git a/indra/newview/llvoicevivox.h b/indra/newview/llvoicevivox.h
index cf30a4e86a..ebc3a62c35 100644
--- a/indra/newview/llvoicevivox.h
+++ b/indra/newview/llvoicevivox.h
@@ -465,6 +465,7 @@ protected:
 	void participantAddedEvent(std::string &sessionHandle, std::string &sessionGroupHandle, std::string &uriString, std::string &alias, std::string &nameString, std::string &displayNameString, int participantType);
 	void participantRemovedEvent(std::string &sessionHandle, std::string &sessionGroupHandle, std::string &uriString, std::string &alias, std::string &nameString);
 	void participantUpdatedEvent(std::string &sessionHandle, std::string &sessionGroupHandle, std::string &uriString, std::string &alias, bool isModeratorMuted, bool isSpeaking, int volume, F32 energy);
+	void voiceServiceConnectionStateChangedEvent(int statusCode, std::string &statusString, std::string &build_id);
 	void auxAudioPropertiesEvent(F32 energy);
 	void messageEvent(std::string &sessionHandle, std::string &uriString, std::string &alias, std::string &messageHeader, std::string &messageBody, std::string &applicationString);
 	void sessionNotificationEvent(std::string &sessionHandle, std::string &uriString, std::string &notificationType);
@@ -969,6 +970,7 @@ protected:
 	std::string		actionString;
 	std::string		connectorHandle;
 	std::string		versionID;
+	std::string		mBuildID;
 	std::string		accountHandle;
 	std::string		sessionHandle;
 	std::string		sessionGroupHandle;