Snap for 9406096 from 7dd7f46b09a49b8585240796e04b594ea1f72cb9 to tm-qpr2-releaseandroid-13.0.0_r49android-13.0.0_r45android-13.0.0_r44android-13.0.0_r43android-13.0.0_r42android-13.0.0_r41android-13.0.0_r40android-13.0.0_r39android-13.0.0_r38android-13.0.0_r37android-13.0.0_r36android-13.0.0_r35android-13.0.0_r34android-13.0.0_r33android-13.0.0_r32android13-qpr2-s9-releaseandroid13-qpr2-s8-releaseandroid13-qpr2-s7-releaseandroid13-qpr2-s6-releaseandroid13-qpr2-s5-releaseandroid13-qpr2-s3-releaseandroid13-qpr2-s2-releaseandroid13-qpr2-s12-releaseandroid13-qpr2-s11-releaseandroid13-qpr2-s10-releaseandroid13-qpr2-s1-releaseandroid13-qpr2-releaseandroid13-qpr2-b-s1-release

Change-Id: I74ccd6c042f7589d1f68f57f79c9e83f84d59065

3 files changed, 13 insertions, 8 deletions

diff --git a/host/commands/assemble_cvd/flags.cc b/host/commands/assemble_cvd/flags.cc
index 5d01c80bc..a68a475df 100644
--- a/host/commands/assemble_cvd/flags.cc
+++ b/host/commands/assemble_cvd/flags.cc
@@ -759,7 +759,7 @@ CuttlefishConfig InitializeCuttlefishConfiguration(
     const auto vsock_guest_cid = FLAGS_vsock_guest_cid + num - GetInstance();
     instance.set_vsock_guest_cid(vsock_guest_cid);
     auto calc_vsock_port = [vsock_guest_cid](const int base_port) {
-      // a base (vsock) port is like 9200 for modem_simulator, etc
+      // a base (vsock) port is like 9600 for modem_simulator, etc
       return cuttlefish::GetVsockServerPort(base_port, vsock_guest_cid);
     };
     instance.set_session_id(iface_config.mobile_tap.session_id);
@@ -882,10 +882,10 @@ CuttlefishConfig InitializeCuttlefishConfiguration(
     if (modem_simulator_count > 0) {
       std::stringstream modem_ports;
       for (auto index {0}; index < modem_simulator_count - 1; index++) {
-        auto port = 9200 + (modem_simulator_count * (num - 1)) + index;
+        auto port = 9600 + (modem_simulator_count * (num - 1)) + index;
         modem_ports << calc_vsock_port(port) << ",";
       }
-      auto port = 9200 + (modem_simulator_count * (num - 1)) +
+      auto port = 9600 + (modem_simulator_count * (num - 1)) +
                   modem_simulator_count - 1;
       modem_ports << calc_vsock_port(port);
       instance.set_modem_simulator_ports(modem_ports.str());
diff --git a/host/commands/modem_simulator/call_service.cpp b/host/commands/modem_simulator/call_service.cpp
index 674c15361..7e40870ea 100644
--- a/host/commands/modem_simulator/call_service.cpp
+++ b/host/commands/modem_simulator/call_service.cpp
@@ -37,7 +37,6 @@ void CallService::InitializeServiceState() {
   auto instance = nvram_config->ForInstance(service_id_);
   in_emergency_mode_ = instance.emergency_mode();
 
-  last_active_call_index_ = 1;
   mute_on_ = false;
 }
 
@@ -216,7 +215,7 @@ void CallService::HandleDial(const Client& client, const std::string& command) {
     call_status.is_mobile_terminated = false;
     call_status.call_state = CallStatus::CALL_STATE_DIALING;
     call_status.remote_client = remote_client;
-    int index = last_active_call_index_++;
+    auto index = FindFreeCallIndex();
 
     auto call_token = std::make_pair(index, call_status.number);
     call_status.timeout_serial = thread_looper_->Post(
@@ -232,7 +231,7 @@ void CallService::HandleDial(const Client& client, const std::string& command) {
     CallStatus call_status(number);
     call_status.is_mobile_terminated = false;
     call_status.call_state = CallStatus::CALL_STATE_DIALING;
-    auto index = last_active_call_index_++;
+    auto index = FindFreeCallIndex();
     active_calls_[index] = call_status;
 
     if (emergency_number) {
@@ -707,7 +706,7 @@ void CallService::HandleRemoteCall(const Client& client,
       call_status.remote_client = client.client_fd;
       call_status.call_state = CallStatus::CALL_STATE_INCOMING;
 
-      auto index = last_active_call_index_++;
+      auto index = FindFreeCallIndex();
       active_calls_[index] = call_status;
       break;
     }
diff --git a/host/commands/modem_simulator/call_service.h b/host/commands/modem_simulator/call_service.h
index 187037226..f57eb05f6 100644
--- a/host/commands/modem_simulator/call_service.h
+++ b/host/commands/modem_simulator/call_service.h
@@ -42,6 +42,13 @@ class CallService : public ModemService, public std::enable_shared_from_this<Cal
   void HandleCancelUssd(const Client& client, const std::string& command);
   void HandleEmergencyMode(const Client& client, const std::string& command);
   void HandleRemoteCall(const Client& client, const std::string& command);
+  int FindFreeCallIndex() const {
+    for (int index = 1; true; index++) {
+      if (active_calls_.find(index) == active_calls_.end()) {
+        return index;
+      }
+    }
+  }
 
  private:
   void InitializeServiceState();
@@ -141,7 +148,6 @@ class CallService : public ModemService, public std::enable_shared_from_this<Cal
   // private data members
   SimService* sim_service_;
   NetworkService* network_service_;
-  int32_t last_active_call_index_;
   std::map<int, CallStatus> active_calls_;
   bool in_emergency_mode_;
   bool mute_on_;