Fix USSD D-Bus property extraction and session status parsing

overlay/rootfs/usr/bin/sxmo_modemdial.sh

@@ -21,7 +21,7 @@ dial_number() {
     return 1
   fi
 
-  mm_state="$(mmcli -m any -K 2>/dev/null | awk -F': ' '$1 == "modem.generic.state" {print $2; exit}')"
+  mm_state="$(mmcli -m any -K 2>/dev/null | awk -F':[[:space:]]*' '{gsub(/[[:space:]]+$/, "", $1); if ($1 == "modem.generic.state") {print $2; exit}}')"
   if [ "$mm_state" = "disabled" ] || [ -z "$mm_state" ]; then
     mmcli -m any -e >/dev/null 2>&1 || true
     mmcli -m any --3gpp-register-home >/dev/null 2>&1 || true

overlay/rootfs/usr/libexec/msm-modem-uim-selection

@@ -1015,24 +1015,28 @@ case "$cmd" in
       echo "ERROR: Empty USSD code"
       exit 1
     fi
-    mm_state="$(mmcli -m any -K 2>/dev/null | awk -F': ' '$1 == "modem.generic.state" {print $2; exit}' || true)"
+    mm_state="$(mmcli -m any -K 2>/dev/null | awk -F':[[:space:]]*' '{gsub(/[[:space:]]+$/, "", $1); if ($1 == "modem.generic.state") {print $2; exit}}' || true)"
     if [ "$mm_state" = "disabled" ] || [ -z "$mm_state" ]; then
       mmcli -m any -e >/dev/null 2>&1 || true
       sleep 1
     fi
-    modem_dbus_path="$(mmcli -m any -K 2>/dev/null | awk -F': ' '$1 == "modem.dbus-path" {print $2; exit}' || true)"
+    modem_dbus_path="$(mmcli -m any -K 2>/dev/null | awk -F':[[:space:]]*' '{gsub(/[[:space:]]+$/, "", $1); if ($1 == "modem.dbus-path") {print $2; exit}}' || true)"
+    [ -z "$modem_dbus_path" ] && modem_dbus_path="/org/freedesktop/ModemManager1/Modem/0"
     get_ussd_prop() {
       prop_name="$1"
       if [ -n "$modem_dbus_path" ] && command -v busctl >/dev/null 2>&1 && command -v jq >/dev/null 2>&1; then
-        busctl --json=short call org.freedesktop.ModemManager1 "$modem_dbus_path" \
+        busctl -j get-property org.freedesktop.ModemManager1 "$modem_dbus_path" \
-          org.freedesktop.DBus.Properties Get ss \
           org.freedesktop.ModemManager1.Modem.Modem3gpp.Ussd "$prop_name" 2>/dev/null | \
-          jq -r '.data[].data // empty' 2>/dev/null || true
+          jq -r '.data // empty' 2>/dev/null || true
       fi
     }
+    get_ussd_state() {
+      mmcli -m any --3gpp-ussd-status -K 2>/dev/null | \
+        awk -F':[[:space:]]*' '{gsub(/[[:space:]]+$/, "", $1); if ($1 == "modem.3gpp.ussd.status" || $1 == "modem.3gpp.ussd.state") {print $2; exit}}' || true
+    }
     prev_notif="$(get_ussd_prop NetworkNotification)"
     prev_req="$(get_ussd_prop NetworkRequest)"
-    ussd_st="$(mmcli -m any -K 2>/dev/null | awk -F': ' '$1 == "modem.3gpp.ussd.status" || $1 == "modem.3gpp.ussd.state" {print $2; exit}' || true)"
+    ussd_st="$(get_ussd_state)"
     if [ "$ussd_mode" = "respond" ] && [ "$ussd_st" != "user-response" ]; then
       case "$ussd_code" in
         \**\#|\#*\#)
@@ -1040,6 +1044,21 @@ case "$cmd" in
           ;;
       esac
     fi
+    ev_file="/tmp/ussd_dbus_$$.log"
+    rm -f "$ev_file"
+    if command -v dbus-monitor >/dev/null 2>&1; then
+      dbus-monitor --system "interface='org.freedesktop.DBus.Properties',member='PropertiesChanged',arg0='org.freedesktop.ModemManager1.Modem.Modem3gpp.Ussd'" >"$ev_file" 2>/dev/null &
+      ev_pid=$!
+    else
+      ev_pid=""
+    fi
+    cleanup_ev() {
+      if [ -n "${ev_pid:-}" ]; then
+        kill "$ev_pid" 2>/dev/null || true
+        wait "$ev_pid" 2>/dev/null || true
+      fi
+      rm -f "$ev_file"
+    }
     mm_rc=0
     mm_out=""
     if [ "$ussd_mode" = "respond" ]; then
@@ -1057,30 +1076,35 @@ case "$cmd" in
         -e "1s/^USSD response sent; new reply from network: '//" \
         -e "\$s/'$//")"
       if [ -n "$reply" ]; then
+        cleanup_ev
         printf "%s\n" "$reply"
         exit 0
       fi
     fi
     # Check if the USSD response arrived asynchronously via D-Bus properties
     w=0
-    while [ "$w" -lt 25 ]; do
+    while [ "$w" -lt 15 ]; do
       cur_req="$(get_ussd_prop NetworkRequest)"
       cur_notif="$(get_ussd_prop NetworkNotification)"
-      if [ -n "$cur_req" ] && [ "$cur_req" != "$prev_req" ]; then
+      cur_st="$(get_ussd_state)"
+      if [ -n "$cur_req" ] && { [ "$cur_req" != "$prev_req" ] || [ "$cur_st" = "user-response" ] || grep -q "NetworkRequest" "$ev_file" 2>/dev/null; }; then
+        cleanup_ev
         printf "%s\n" "$cur_req"
         exit 0
       fi
-      if [ -n "$cur_notif" ] && [ "$cur_notif" != "$prev_notif" ]; then
+      if [ -n "$cur_notif" ] && { [ "$cur_notif" != "$prev_notif" ] || grep -q "NetworkNotification" "$ev_file" 2>/dev/null || printf "%s" "$mm_out" | grep -q "USSD terminated by network"; }; then
+        cleanup_ev
         printf "%s\n" "$cur_notif"
         exit 0
       fi
-      cur_st="$(mmcli -m any -K 2>/dev/null | awk -F': ' '$1 == "modem.3gpp.ussd.status" || $1 == "modem.3gpp.ussd.state" {print $2; exit}' || true)"
+      if [ "$cur_st" != "active" ] && [ "$w" -ge 3 ]; then
-      if [ "$cur_st" != "active" ] && [ "$w" -ge 8 ]; then
         if [ -n "$cur_req" ]; then
+          cleanup_ev
           printf "%s\n" "$cur_req"
           exit 0
         fi
         if [ -n "$cur_notif" ]; then
+          cleanup_ev
           printf "%s\n" "$cur_notif"
           exit 0
         fi
@@ -1089,6 +1113,7 @@ case "$cmd" in
       sleep 0.2
       w=$((w + 1))
     done
+    cleanup_ev
     # Fallback to direct AT+CUSD on the active SIM AT port
     if [ "$PREFERRED_SIM_SLOT" = "2" ]; then
       at_candidates="/dev/wwan0at1 /dev/wwan0at0"

src/dwm-plugins/phone_data.h

@@ -1733,7 +1733,7 @@ inline std::string sendModemUssd(const std::string& input,
 
   if (outSessionActive) {
     std::string stOut = runCaptureCmd(
-        "mmcli -m any -K 2>/dev/null | grep -E 'modem\\.3gpp\\.ussd\\.(status|state)'");
+        "mmcli -m any --3gpp-ussd-status -K 2>/dev/null | grep -E 'modem\\.3gpp\\.ussd\\.(status|state)'");
     if (stOut.find("user-response") != std::string::npos) {
       *outSessionActive = true;
     }