P0-A transactional 4I+4V START, firmware ACK/readback, safe STOP and independent SV PCAP evidence

.github/workflows/arstack-studio-qt.yml

@@ -174,6 +174,10 @@ jobs:
         shell: bash
         run: python3 apps/arstack_studio/tests/check_operator_workspace.py
 
+      - name: Independent SV PCAP decoder deterministic regressions
+        shell: bash
+        run: python3 -m unittest discover -s tests -p test_smv_wire_capture_audit.py -v
+
       - name: Native binary profile authority regression
         shell: bash
         run: |
@@ -212,7 +216,7 @@ jobs:
         run: |
           set -o pipefail
           cmake --build build-arstack-studio \
-            --target arstack_studio arstack_session_harness --parallel 2 \
+            --target arstack_studio arstack_session_harness arstack_capture_harness --parallel 2 \
             2>&1 | tee /tmp/arstack-studio-build.log
 
       - name: 4I+4V reference template regression
@@ -236,6 +240,13 @@ jobs:
           timeout 20s ./build-arstack-studio/arstack_session_harness \
             2>&1 | tee /tmp/arstack-studio-session-harness.log
 
+      - name: Native SV PCAP capture and CSV decoder regression
+        shell: bash
+        run: |
+          set -o pipefail
+          timeout 20s ./build-arstack-studio/arstack_capture_harness \
+            2>&1 | tee /tmp/arstack-studio-capture-harness.log
+
       - name: Firmware bundle contract regression
         shell: bash
         run: |

CMakeLists.txt

@@ -279,6 +279,13 @@ if(ARIEC61850_BUILD_TESTS)
     ariec61850_apply_warnings(ariec61850_live_signal_tests)
     ariec61850_apply_sanitizers(ariec61850_live_signal_tests)
     add_test(NAME ariec61850_live_signal_tests COMMAND ariec61850_live_signal_tests)
+    add_executable(ariec61850_sv_scenario_transaction_tests tests/test_sv_scenario_transaction.cpp)
+    target_link_libraries(ariec61850_sv_scenario_transaction_tests PRIVATE ARIEC61850::core)
+    target_compile_features(ariec61850_sv_scenario_transaction_tests PRIVATE cxx_std_20)
+    ariec61850_apply_warnings(ariec61850_sv_scenario_transaction_tests)
+    ariec61850_apply_sanitizers(ariec61850_sv_scenario_transaction_tests)
+    add_test(NAME ariec61850_sv_scenario_transaction_tests
+             COMMAND ariec61850_sv_scenario_transaction_tests)
 
     add_executable(ariec61850_goose_runtime_tests tests/test_goose_runtime.cpp)
     target_link_libraries(ariec61850_goose_runtime_tests PRIVATE ARIEC61850::core)

apps/arstack_studio/CMakeLists.txt

@@ -7,7 +7,7 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_AUTOMOC ON)
 set(CMAKE_AUTORCC ON)
 
-find_package(Qt6 6.5 REQUIRED COMPONENTS Core Gui Qml Quick QuickControls2 SerialPort)
+find_package(Qt6 6.5 REQUIRED COMPONENTS Core Gui Qml Quick QuickControls2 SerialPort Concurrent)
 qt_standard_project_setup(REQUIRES 6.5)
 
 # Reuse the repository's IEC 61850/SCL implementation directly. The desktop UI
@@ -38,6 +38,8 @@ qt_add_executable(arstack_studio
     src/main.cpp
     src/StudioClipboard.cpp
     src/StudioClipboard.hpp
+    src/SvCaptureController.cpp
+    src/SvCaptureController.hpp
     ${ARSTACK_STUDIO_CORE_SOURCES}
 )
 
@@ -52,6 +54,17 @@ qt_add_executable(arstack_session_harness
     ${ARSTACK_STUDIO_CORE_SOURCES}
 )
 
+# Offline production wire decoder regression (no Npcap or hardware required).
+qt_add_executable(arstack_capture_harness
+    src/SvCaptureHarness.cpp
+    src/SvCaptureController.cpp
+    src/SvCaptureController.hpp
+)
+target_link_libraries(arstack_capture_harness PRIVATE
+    Qt6::Core Qt6::Gui Qt6::Concurrent
+)
+target_compile_features(arstack_capture_harness PRIVATE cxx_std_20)
+
 # RC2 is a fail-closed evidence evaluator, not a hardware simulator. CI self-tests
 # its acceptance policy; a physical run feeds the same executable a machine-readable
 # evidence JSON collected from Studio telemetry and an independent SV capture.
@@ -104,6 +117,7 @@ qt_add_qml_module(arstack_studio
         qml/StudioPtpSwitch.qml
         qml/StudioTimingTray.qml
         qml/DeviceExpertPanel.qml
+        qml/SvCapturePanel.qml
         qml/FirmwarePanel.qml
         qml/WaveformExpertPanel.qml
         qml/SignalMatrix.qml
@@ -166,6 +180,7 @@ target_link_libraries(arstack_studio PRIVATE
     Qt6::Quick
     Qt6::QuickControls2
     Qt6::SerialPort
+    Qt6::Concurrent
     ARIEC61850::core
 )
 

apps/arstack_studio/qml/ConfigurationHub.qml

@@ -13,6 +13,7 @@ Item {
     property var session
     property string uiFont: "Inter"
     property string monoFont: "Inter"
+    property bool captureTabVisited: false
 
     function openEngineeringFile() { profileInspector.openEngineeringFile() }
     function showRecovery() { expertTabs.currentIndex = 1 }
@@ -116,6 +117,7 @@ Item {
 
         TabBar {
             id: expertTabs
+            onCurrentIndexChanged: if (currentIndex === 4) hub.captureTabVisited = true
             Layout.fillWidth: true
             implicitHeight: 42
             spacing: 4
@@ -171,12 +173,18 @@ Item {
                 uiFont: hub.uiFont
                 monoFont: hub.monoFont
             }
-            DeviceExpertPanel {
-                theme: hub.theme
-                device: hub.device
-                session: hub.session
-                uiFont: hub.uiFont
-                monoFont: hub.monoFont
+            Loader {
+                // Never invoke Npcap interface discovery on the main Studio startup.
+                // Once opened, keep this item alive across tab switches so a running
+                // 120s/3600s capture cannot be aborted by merely browsing Advanced.
+                active: hub.captureTabVisited
+                sourceComponent: DeviceExpertPanel {
+                    theme: hub.theme
+                    device: hub.device
+                    session: hub.session
+                    uiFont: hub.uiFont
+                    monoFont: hub.monoFont
+                }
             }
         }
     }

apps/arstack_studio/qml/DeviceExpertPanel.qml

@@ -10,10 +10,17 @@ SurfacePanel {
     property string uiFont: "Inter"
     property string monoFont: "Inter"
 
-    ColumnLayout {
+    ScrollView {
+        id: deviceScroll
         anchors.fill: parent
-        anchors.margins: 16
-        spacing: 12
+        clip: true
+        ScrollBar.horizontal.policy: ScrollBar.AlwaysOff
+
+        ColumnLayout {
+            x: 16
+            y: 16
+            width: Math.max(0, deviceScroll.availableWidth - 32)
+            spacing: 12
 
         Label { text: "Device protocol"; color: panel.theme.text; font.family: panel.uiFont; font.pixelSize: 18; font.weight: Font.DemiBold }
         Label {
@@ -93,6 +100,15 @@ SurfacePanel {
             font.pixelSize: 9
             wrapMode: Text.WordWrap
         }
-        Item { Layout.fillHeight: true }
+        SvCapturePanel {
+            Layout.fillWidth: true
+            Layout.preferredHeight: 268
+            theme: panel.theme
+            device: panel.device
+            uiFont: panel.uiFont
+            monoFont: panel.monoFont
+        }
+        Item { Layout.fillHeight: true; implicitHeight: 16 }
+        }
     }
 }

apps/arstack_studio/qml/Main.qml

@@ -655,7 +655,7 @@ ApplicationWindow {
     Shortcut { sequence: "Ctrl+B"; enabled: !workflowBar.startQueued; onActivated: root.balanced() }
     Shortcut { sequence: "Ctrl+0"; enabled: !workflowBar.startQueued; onActivated: root.zeroAll() }
     Shortcut { sequence: "F5"; enabled: workflowBar.session && workflowBar.session.state !== "RUNNING"; onActivated: workflowBar.requestStart() }
-    Shortcut { sequence: "F6"; enabled: workflowBar.session && workflowBar.session.state === "RUNNING"; onActivated: workflowBar.requestStop() }
+    Shortcut { sequence: "F6"; enabled: workflowBar.session && (workflowBar.session.state === "RUNNING" || workflowBar.startQueued); onActivated: workflowBar.requestStop() }
 
     Dialog {
         id: diagnosticsDialog

apps/arstack_studio/qml/ModernRibbon.qml

@@ -36,7 +36,10 @@ Rectangle {
         if (session.state === "UPDATING FIRMWARE") return "Updating"
         if (session.state === "UPDATE NEEDS BOOT") return "Bootloader"
         if (session.state === "PREPARING 4I+4V") return "Preparing"
-        if (session.state === "PROFILE BLOCKED" || session.state === "PROFILE SYNC ERROR" || session.state === "SETUP ERROR") return "Attention"
+        if (session.state === "RECOVERING PROFILE") return "Retrying"
+        if (session.state === "PROFILE SYNC ERROR") return "Profile failed"
+        if (session.state === "PROFILE BLOCKED") return "Bad profile"
+        if (session.state === "SETUP ERROR") return "Setup failed"
         return workflow.displayState
     }
 
@@ -108,7 +111,7 @@ Rectangle {
             text: "Stop"
             tone: bar.workflow.injectionRunning ? "danger" : "neutral"
             iconSource: Qt.resolvedUrl("../assets/material/stop.svg")
-            enabled: (bar.workflow.injectionRunning || bar.controller.offlinePreviewRunning)
+            enabled: (bar.workflow.injectionRunning || bar.workflow.startQueued || bar.controller.offlinePreviewRunning)
                 && !bar.session.updatingFirmware
             toolTipText: ""
             onClicked: {

apps/arstack_studio/qml/SvCapturePanel.qml

@@ -0,0 +1,175 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+import QtQuick
+import QtQuick.Controls
+import QtQuick.Layouts
+import ARStack.Studio 1.0
+
+Rectangle {
+    id: panel
+    property var theme
+    property var device
+    property string uiFont: "Inter"
+    property string monoFont: "Inter"
+    color: theme.surface2
+    radius: 8
+    border.width: 1
+    border.color: theme.lineSoft
+    implicitHeight: 258
+
+    SvCaptureController { id: capture }
+
+    ColumnLayout {
+        anchors.fill: parent
+        anchors.margins: 12
+        spacing: 9
+
+        RowLayout {
+            Layout.fillWidth: true
+            Label {
+                text: "SV WIRE CAPTURE"
+                color: panel.theme.text
+                font.family: panel.uiFont
+                font.pixelSize: 12
+                font.weight: Font.DemiBold
+            }
+            Item { Layout.fillWidth: true }
+            Label {
+                text: capture.capturing ? "RECORDING" : capture.processing ? "EXPORTING" : "READ-ONLY"
+                color: capture.capturing ? panel.theme.amber : panel.theme.green
+                font.family: panel.uiFont
+                font.pixelSize: 9
+                font.weight: Font.DemiBold
+            }
+        }
+        Label {
+            Layout.fillWidth: true
+            text: "Capture genuine IEC 61850 SV Ethernet frames. No injector commands are sent. Requires Wireshark dumpcap + Npcap and a TAP/SPAN receiving the injector traffic."
+            wrapMode: Text.WordWrap
+            color: panel.theme.textSoft
+            font.family: panel.uiFont
+            font.pixelSize: 9
+            lineHeight: 1.15
+        }
+        RowLayout {
+            Layout.fillWidth: true
+            spacing: 8
+            Label {
+                text: "Ethernet"
+                color: panel.theme.muted
+                font.family: panel.uiFont
+                font.pixelSize: 9
+            }
+            StudioDarkComboBox {
+                id: adapter
+                theme: panel.theme
+                uiFont: panel.uiFont
+                Layout.fillWidth: true
+                model: capture.interfaces
+                font.pixelSize: 9
+                enabled: !capture.capturing && !capture.processing
+                Connections {
+                    target: capture
+                    function onInterfacesChanged() {
+                        adapter.currentIndex = capture.suggestedInterface >= 0
+                            ? capture.suggestedInterface : -1
+                    }
+                }
+            }
+            CalmButton {
+                theme: panel.theme
+                uiFont: panel.uiFont
+                text: "Refresh"
+                enabled: !capture.capturing && !capture.processing
+                onClicked: capture.refreshInterfaces()
+            }
+        }
+        RowLayout {
+            Layout.fillWidth: true
+            spacing: 8
+            Label {
+                text: "Duration"
+                color: panel.theme.muted
+                font.family: panel.uiFont
+                font.pixelSize: 9
+            }
+            StudioDarkComboBox {
+                id: captureDuration
+                theme: panel.theme
+                uiFont: panel.uiFont
+                Layout.preferredWidth: 170
+                model: ["30 s · quick check", "120 s · acceptance", "3600 s · endurance"]
+                currentIndex: 1
+                enabled: !capture.capturing && !capture.processing
+                font.pixelSize: 9
+            }
+            CalmButton {
+                theme: panel.theme
+                uiFont: panel.uiFont
+                text: capture.capturing ? "Capturing…" :
+                      capture.processing ? "Exporting…" : "Capture SV + CSV"
+                tone: "accent"
+                enabled: !capture.capturing && !capture.processing && adapter.currentIndex >= 0
+                onClicked: {
+                    var seconds = captureDuration.currentIndex === 2 ? 3600
+                                : captureDuration.currentIndex === 0 ? 30 : 120
+                    capture.startCapture(adapter.currentIndex, seconds, {
+                        "captured_utc": new Date().toISOString(),
+                        "firmware_version": panel.device ? panel.device.firmwareVersion : "",
+                        "firmware_build_id": panel.device ? panel.device.firmwareBuildId : "",
+                        "boot_id": panel.device ? panel.device.bootId : "",
+                        "device_id": panel.device ? panel.device.deviceId : "",
+                        "serial_port": panel.device ? panel.device.portName : "",
+                        "running": panel.device ? panel.device.running : false,
+                        "profile_generation": panel.device ? panel.device.profileGeneration : "",
+                        "signal_generation": panel.device ? panel.device.signalGeneration : "",
+                        "smpSynch_value": panel.device ? panel.device.smpSynchValue : "",
+                        "smpSynch_source": panel.device ? panel.device.smpSynchSource : "",
+                        "ptp_role": panel.device ? panel.device.ptpRole : "",
+                        "ptp_running": panel.device ? panel.device.ptpRunning : false,
+                        "ptp_discipline": panel.device ? panel.device.ptpDiscipline : "",
+                        "ptp_source": panel.device ? panel.device.ptpSource : "",
+                        "ptp_offset_ns": panel.device ? panel.device.ptpOffsetNs : "",
+                        "device_fps": panel.device ? panel.device.fps : "",
+                        "device_missed": panel.device ? panel.device.missed : "",
+                        "device_tx_failures": panel.device ? panel.device.txFailures : ""
+                    })
+                }
+            }
+            CalmButton {
+                theme: panel.theme
+                uiFont: panel.uiFont
+                text: "Abort"
+                tone: "danger"
+                visible: capture.capturing
+                onClicked: capture.abortCapture()
+            }
+            Item { Layout.fillWidth: true }
+            CalmButton {
+                theme: panel.theme
+                uiFont: panel.uiFont
+                text: "Open files"
+                enabled: !capture.capturing
+                onClicked: capture.openOutputFolder()
+            }
+        }
+        Label {
+            Layout.fillWidth: true
+            text: capture.status
+            wrapMode: Text.WordWrap
+            color: capture.capturing ? panel.theme.amber : panel.theme.textSoft
+            font.family: panel.uiFont
+            font.pixelSize: 9
+            maximumLineCount: 3
+            elide: Text.ElideRight
+        }
+        Label {
+            Layout.fillWidth: true
+            text: "Exports: filtered .pcap + 8-channel samples.csv + seconds.csv + report.json. CSV is 1:20 sampled only for 3600 s; the PCAP always retains all packets. A capture is not a physical PASS."
+            wrapMode: Text.WordWrap
+            color: panel.theme.muted
+            font.family: panel.uiFont
+            font.pixelSize: 8
+        }
+        Item { Layout.fillHeight: true }
+    }
+}