add option to selectively enable/disable CC notification from a VC for traffic channel updates (this option defaults to enabled/on for all configurations but VOC);

configs/config.example.yml

@@ -327,7 +327,7 @@ system:
         #
         # Control Channel
         # Note: These parameters are used by a voice channel to communicate back to a
-        #   control channel to give the control channel "realtime" traffic channel updates.
+        #   control channel to give the control channel "real time" traffic channel updates.
         #
         controlCh:
             # REST API IP Address for control channel.
@@ -336,6 +336,8 @@ system:
             restPort: 9990
             # REST API access password for control channel.
             restPassword: "PASSWORD"
+            # Flag indicating voice channels will notify the control channel of traffic status.
+            notifyEnable: true
 
         #
         # Voice Channels

src/dmr/Control.cpp

@@ -178,7 +178,12 @@ void Control::setOptions(yaml::Node& conf, bool supervisor, const std::vector<ui
     }
 
     m_enableTSCC = enableTSCC;
-    
+
+    yaml::Node rfssConfig = systemConf["config"];
+    yaml::Node controlCh = rfssConfig["controlCh"];
+    bool notifyCC = controlCh["notifyEnable"].as<bool>(true);
+    m_slot1->setNotifyCC(notifyCC);
+    m_slot2->setNotifyCC(notifyCC);
 
     uint32_t silenceThreshold = dmrProtocol["silenceThreshold"].as<uint32_t>(dmr::DEFAULT_SILENCE_THRESHOLD);
     if (silenceThreshold > MAX_DMR_VOICE_ERRORS) {

src/dmr/Slot.cpp

@@ -164,6 +164,7 @@ Slot::Slot(uint32_t slotNo, uint32_t timeout, uint32_t tgHang, uint32_t queueSiz
     m_disableGrantSrcIdCheck(false),
     m_lastLateEntry(0U),
     m_supervisor(false),
+    m_notifyCC(true),
     m_verbose(verbose),
     m_debug(debug)
 {
@@ -915,8 +916,7 @@ void Slot::notifyCC_ReleaseGrant(uint32_t dstId)
 {
     // callback REST API to release the granted TG on the specified control channel
     if (!m_controlChData.address().empty() && m_controlChData.port() > 0) {
-        if (m_controlChData.address() == "127.0.0.1") {
+        if (!m_notifyCC) {
-            // cowardly ignore trying to send release grants to ourselves
             return;
         }
 
@@ -943,8 +943,7 @@ void Slot::notifyCC_TouchGrant(uint32_t dstId)
 {
     // callback REST API to touch the granted TG on the specified control channel
     if (!m_controlChData.address().empty() && m_controlChData.port() > 0) {
-        if (m_controlChData.address() == "127.0.0.1") {
+        if (!m_notifyCC) {
-            // cowardly ignore trying to send touch grants to ourselves
             return;
         }
 

src/dmr/Slot.h

@@ -116,6 +116,8 @@ namespace dmr
         void setSupervisor(bool supervisor) { m_supervisor = supervisor; }
         /// <summary>Sets a flag indicating whether the slot has will perform source ID checks before issuing a grant.</summary>
         void setDisableSourceIDGrantCheck(bool disableSourceIdGrant) { m_disableGrantSrcIdCheck = disableSourceIdGrant; }
+        /// <summary>Sets a flag indicating whether the voice channels will notify the TSCC of traffic channel changes.</summary>
+        void setNotifyCC(bool notifyCC) { m_notifyCC = notifyCC; }
         /// <summary>Helper to set the voice error silence threshold.</summary>
         void setSilenceThreshold(uint32_t threshold);
 
@@ -209,6 +211,7 @@ namespace dmr
         uint32_t m_lastLateEntry;
 
         bool m_supervisor;
+        bool m_notifyCC;
 
         bool m_verbose;
         bool m_debug;

src/nxdn/Control.cpp

@@ -140,6 +140,7 @@ Control::Control(bool authoritative, uint32_t ran, uint32_t callHang, uint32_t q
     m_aveRSSI(0U),
     m_rssiCount(0U),
     m_dumpRCCH(dumpRCCHData),
+    m_notifyCC(true),
     m_verbose(verbose),
     m_debug(debug)
 {
@@ -316,6 +317,10 @@ void Control::setOptions(yaml::Node& conf, bool supervisor, const std::string cw
 
     m_trunk->m_disableGrantSrcIdCheck = control["disableGrantSourceIdCheck"].as<bool>(false);
 
+    yaml::Node rfssConfig = systemConf["config"];
+    yaml::Node controlCh = rfssConfig["controlCh"];
+    m_notifyCC = controlCh["notifyEnable"].as<bool>(true);
+
     if (printOptions) {
         LogInfo("    Silence Threshold: %u (%.1f%%)", m_voice->m_silenceThreshold, float(m_voice->m_silenceThreshold) / 12.33F);
 
@@ -893,8 +898,7 @@ void Control::notifyCC_ReleaseGrant(uint32_t dstId)
 {
     // callback REST API to release the granted TG on the specified control channel
     if (!m_controlChData.address().empty() && m_controlChData.port() > 0) {
-        if (m_controlChData.address() == "127.0.0.1") {
+        if (!m_notifyCC) {
-            // cowardly ignore trying to send release grants to ourselves
             return;
         }
 
@@ -919,8 +923,7 @@ void Control::notifyCC_TouchGrant(uint32_t dstId)
 {
     // callback REST API to touch the granted TG on the specified control channel
     if (!m_controlChData.address().empty() && m_controlChData.port() > 0) {
-        if (m_controlChData.address() == "127.0.0.1") {
+        if (!m_notifyCC) {
-            // cowardly ignore trying to send touch grants to ourselves
             return;
         }
 

src/nxdn/Control.h

@@ -202,6 +202,8 @@ namespace nxdn
 
         bool m_dumpRCCH;
 
+        bool m_notifyCC;
+
         bool m_verbose;
         bool m_debug;
 

src/p25/Control.cpp

@@ -140,6 +140,7 @@ Control::Control(bool authoritative, uint32_t nac, uint32_t callHang, uint32_t q
     m_minRSSI(0U),
     m_aveRSSI(0U),
     m_rssiCount(0U),
+    m_notifyCC(true),
     m_verbose(verbose),
     m_debug(debug)
 {
@@ -358,6 +359,15 @@ void Control::setOptions(yaml::Node& conf, bool supervisor, const std::string cw
 
     m_trunk->m_disableGrantSrcIdCheck = p25Protocol["control"]["disableGrantSourceIdCheck"].as<bool>(false);
 
+    yaml::Node rfssConfig = systemConf["config"];
+    yaml::Node controlCh = rfssConfig["controlCh"];
+    m_notifyCC = controlCh["notifyEnable"].as<bool>(true);
+    
+    // voice on control forcibly disables CC notification
+    if (m_voiceOnControl) {
+        m_notifyCC = false;
+    }
+
     if (printOptions) {
         LogInfo("    Silence Threshold: %u (%.1f%%)", m_voice->m_silenceThreshold, float(m_voice->m_silenceThreshold) / 12.33F);
 
@@ -1262,8 +1272,7 @@ void Control::notifyCC_ReleaseGrant(uint32_t dstId)
 {
     // callback REST API to release the granted TG on the specified control channel
     if (!m_controlChData.address().empty() && m_controlChData.port() > 0) {
-        if (m_controlChData.address() == "127.0.0.1") {
+        if (!m_notifyCC) {
-            // cowardly ignore trying to send release grants to ourselves
             return;
         }
 
@@ -1288,8 +1297,7 @@ void Control::notifyCC_TouchGrant(uint32_t dstId)
 {
     // callback REST API to touch the granted TG on the specified control channel
     if (!m_controlChData.address().empty() && m_controlChData.port() > 0) {
-        if (m_controlChData.address() == "127.0.0.1") {
+        if (!m_notifyCC) {
-            // cowardly ignore trying to send touch grants to ourselves
             return;
         }
 

src/p25/Control.h

@@ -220,6 +220,8 @@ namespace p25
         uint32_t m_aveRSSI;
         uint32_t m_rssiCount;
 
+        bool m_notifyCC;
+
         bool m_verbose;
         bool m_debug;