From 9aab06ba0dd71e4095b654ae988377d41ba2dd0f Mon Sep 17 00:00:00 2001
From: Dominik Riebeling <Dominik.Riebeling@gmail.com>
Date: Sat, 28 Jun 2008 18:06:55 +0000
Subject: W32: Make System Info screen also show the device description.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17845 a1c6a512-1295-4272-9138-f99709370657
---
 rbutil/rbutilqt/detect.cpp  | 29 +++++++++++++++++++++++++----
 rbutil/rbutilqt/detect.h    |  1 +
 rbutil/rbutilqt/sysinfo.cpp | 12 +++++++-----
 3 files changed, 33 insertions(+), 9 deletions(-)

(limited to 'rbutil/rbutilqt')

diff --git a/rbutil/rbutilqt/detect.cpp b/rbutil/rbutilqt/detect.cpp
index 16ab856ebc..18f4d23ba5 100644
--- a/rbutil/rbutilqt/detect.cpp
+++ b/rbutil/rbutilqt/detect.cpp
@@ -172,12 +172,17 @@ QString Detect::osVersionString(void)
     return result;
 }
 
+QList<uint32_t> Detect::listUsbIds(void)
+{
+    return listUsbDevices().keys();
+}
+
 /** @brief detect devices based on usb pid / vid.
  *  @return list with usb VID / PID values.
  */
-QList<uint32_t> Detect::listUsbIds(void)
+QMap<uint32_t, QString> Detect::listUsbDevices(void)
 {
-    QList<uint32_t> usbids;
+    QMap<uint32_t, QString> usbids;
     // usb pid detection
 #if defined(Q_OS_LINUX) | defined(Q_OS_MACX)
     usb_init();
@@ -195,7 +200,8 @@ QList<uint32_t> Detect::listUsbIds(void)
             while(u) {
                 uint32_t id;
                 id = u->descriptor.idVendor << 16 | u->descriptor.idProduct;
-                if(id) usbids.append(id);
+                // FIXME: until description is empty for now.
+                if(id) usbids.insert(id, QString(""));
                 u = u->next;
             }
         }
@@ -221,6 +227,7 @@ QList<uint32_t> Detect::listUsbIds(void)
         DWORD data;
         LPTSTR buffer = NULL;
         DWORD buffersize = 0;
+        QString description;
 
         // get device desriptor first
         // for some reason not doing so results in bad things (tm)
@@ -237,6 +244,19 @@ QList<uint32_t> Detect::listUsbIds(void)
         }
 
         // now get the hardware id, which contains PID and VID.
+        while(!SetupDiGetDeviceRegistryProperty(deviceInfo, &infoData,
+            SPDRP_LOCATION_INFORMATION,&data, (PBYTE)buffer, buffersize, &buffersize)) {
+            if(GetLastError() == ERROR_INSUFFICIENT_BUFFER) {
+                if(buffer) free(buffer);
+                // double buffer size to avoid problems as per KB888609
+                buffer = (LPTSTR)malloc(buffersize * 2);
+            }
+            else {
+                break;
+            }
+        }
+        description = QString::fromWCharArray(buffer);
+
         while(!SetupDiGetDeviceRegistryProperty(deviceInfo, &infoData,
             SPDRP_HARDWAREID,&data, (PBYTE)buffer, buffersize, &buffersize)) {
             if(GetLastError() == ERROR_INSUFFICIENT_BUFFER) {
@@ -248,6 +268,7 @@ QList<uint32_t> Detect::listUsbIds(void)
                 break;
             }
         }
+	qDebug() << "SetupDiGetDeviceRegistryProperty" << description << QString::fromWCharArray(buffer);
 
         unsigned int vid, pid, rev;
         if(_stscanf(buffer, _TEXT("USB\\Vid_%x&Pid_%x&Rev_%x"), &vid, &pid, &rev) != 3) {
@@ -256,7 +277,7 @@ QList<uint32_t> Detect::listUsbIds(void)
         else {
             uint32_t id;
             id = vid << 16 | pid;
-            usbids.append(id);
+            usbids.insert(id, description);
             qDebug("VID: %04x PID: %04x", vid, pid);
         }
         if(buffer) free(buffer);
diff --git a/rbutil/rbutilqt/detect.h b/rbutil/rbutilqt/detect.h
index 98d6040ac0..d6ffaeee34 100644
--- a/rbutil/rbutilqt/detect.h
+++ b/rbutil/rbutilqt/detect.h
@@ -39,6 +39,7 @@ public:
     static QString userName(void);
     static QString osVersionString(void);
     static QList<uint32_t> listUsbIds(void);
+    static QMap<uint32_t, QString> listUsbDevices(void);
 
     static QUrl systemProxy(void);
     static QString installedVersion(QString mountpoint);
diff --git a/rbutil/rbutilqt/sysinfo.cpp b/rbutil/rbutilqt/sysinfo.cpp
index 4cd2666e8b..7ca4b8585c 100644
--- a/rbutil/rbutilqt/sysinfo.cpp
+++ b/rbutil/rbutilqt/sysinfo.cpp
@@ -42,11 +42,13 @@ void Sysinfo::updateSysinfo(void)
     info += tr("<b>Permissions:</b><br/>%1<hr/>").arg(Detect::userPermissionsString());
 #endif
     info += tr("<b>Attached USB devices:</b><br/>");
-    QList<uint32_t> usbids = Detect::listUsbIds();
-    for(int i = 0; i < usbids.size(); i++)
-        info += tr("VID: %1 PID: %2<br/>")
-            .arg((usbids.at(i)&0xffff0000)>>16, 4, 16, QChar('0'))
-            .arg(usbids.at(i)&0xffff, 4, 16, QChar('0'));
+    QMap<uint32_t, QString> usbids = Detect::listUsbDevices();
+    QList<uint32_t> usbkeys = usbids.keys();
+    for(int i = 0; i < usbkeys.size(); i++)
+        info += tr("VID: %1 PID: %2, %3<br/>")
+            .arg((usbkeys.at(i)&0xffff0000)>>16, 4, 16, QChar('0'))
+            .arg(usbkeys.at(i)&0xffff, 4, 16, QChar('0'))
+	    .arg(usbids.value(usbkeys.at(i)));
 
     ui.textBrowser->setHtml(info);
 }
-- 
cgit