From 7615b30b813e8ebe1221e386c63043410926a775 Mon Sep 17 00:00:00 2001
From: Pierre-Olivier Vauboin <po@lambdaconcept.com>
Date: Wed, 6 Mar 2019 13:44:20 +0100
Subject: [PATCH] show split transactions

---
 usbaggregator.cpp  |  5 +++++
 usbpacket.cpp      |  4 ++++
 usbproxy.cpp       | 13 +++++++++++--
 usbtransaction.cpp | 11 ++++++++++-
 4 files changed, 30 insertions(+), 3 deletions(-)

diff --git a/usbaggregator.cpp b/usbaggregator.cpp
index fbaa087..8e060b2 100644
--- a/usbaggregator.cpp
+++ b/usbaggregator.cpp
@@ -148,6 +148,11 @@ void USBAggregator::append(USBPacket* packet)
             _token = packet;
             _state = TRANS_TOKEN;
         }
+    } else if (pid == PID_SPLIT) {
+        /* Split transaction */
+        endTransaction();
+        _token = packet;
+        endTransaction();
     } else if (pid == PID_SOF) {
         /* Catch SOF, nothing to do really */
     } else {
diff --git a/usbpacket.cpp b/usbpacket.cpp
index 46a7ab8..3bc6316 100644
--- a/usbpacket.cpp
+++ b/usbpacket.cpp
@@ -167,6 +167,10 @@ const QString USBPacket::details()
     switch(getType())
     {
     case PID_TYPE_SPECIAL:
+        if(getPid() == PID_SPLIT) {
+            details = QString("PID:\t0x%1\n")
+                .arg(m_Pid, 2, 16, QChar('0'));
+        }
         break;
 
     case PID_TYPE_TOKEN:
diff --git a/usbproxy.cpp b/usbproxy.cpp
index 99f0d42..7141f5a 100644
--- a/usbproxy.cpp
+++ b/usbproxy.cpp
@@ -16,17 +16,24 @@ void USBProxy::setFilter(const USBProxyFilter *filter)
 bool USBProxy::filterAcceptsRow(int sourceRow,
         const QModelIndex &sourceParent) const
 {
+    QModelIndex index = sourceModel()->index(sourceRow, RECORD_NAME, sourceParent);
+
     if (!m_filter) {
         return true;
     }
 
-    /* Search inside record name */
+    /* Search inside record name: SOF */
 
-    QModelIndex index = sourceModel()->index(sourceRow, RECORD_NAME, sourceParent);
     if (sourceModel()->data(index).toString().contains("SOF")) { // FIXME check pid type instead of string matching
         return m_filter->sof;
     }
 
+    /* Search inside record name: SPLIT */
+
+    if (sourceModel()->data(index).toString().contains("SPLIT")) { // FIXME check pid type instead of string matching
+        return true; // XXX FIXME SPLIT filter not yet implemented
+    }
+
     /* Search inside record status */
 
     /* Accept if parent transaction is selected */
@@ -41,6 +48,8 @@ bool USBProxy::filterAcceptsRow(int sourceRow,
                 return m_filter->nakOut;
             } else if (item->data(RECORD_NAME).toString().contains("SETUP")) {
                 return m_filter->nakSetup;
+            } else {
+                return true;
             }
         } else {
             return true;
diff --git a/usbtransaction.cpp b/usbtransaction.cpp
index d41e4e7..518694f 100644
--- a/usbtransaction.cpp
+++ b/usbtransaction.cpp
@@ -21,7 +21,13 @@ QVariant USBTransaction::data(int column) const
         case RECORD_ENDPOINT:
             return QString("%1").arg(m_token->m_Endpoint, 2, 16, QChar('0'));
         case RECORD_STATUS:
-            return m_handshake ? m_handshake->getPidStr() : "Incomplete";
+            if (m_handshake) {
+                return m_handshake->getPidStr();
+            } else if (m_token->getPid() == PID_SPLIT) {
+                return QString("");
+            } else {
+                return QString("Incomplete");
+            }
         case RECORD_LENGTH:
             return m_data ? m_data->m_Data.count() : 0;
         case RECORD_SUMMARY:
@@ -49,6 +55,9 @@ QBrush USBTransaction::background() const
                 return !ack ? QBrush(QColor(165, 214, 167)) : QBrush(QColor(102, 187, 106));
             case PID_OUT:
                 return !ack ? QBrush(QColor(144, 202, 249)) : QBrush(QColor(66, 165, 245));
+            default:
+                // XXX FIXME PID_SPLIT color not implemented
+                return QBrush();
         }
     }
     return QBrush();