[reactos] 01/01: [SHELL32] Distinguish floppy and removable drives (#2645)

[Katayama Hirofumi MZ]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=1f3cb13fb97e618b53e55…

commit 1f3cb13fb97e618b53e55db0f455fe7259694326
Author:     Katayama Hirofumi MZ <katayama.hirofumi.mz(a)gmail.com>
AuthorDate: Wed May 6 00:35:01 2020 +0900
Commit:     GitHub <noreply(a)github.com>
CommitDate: Wed May 6 00:35:01 2020 +0900

    [SHELL32] Distinguish floppy and removable drives (#2645)
    
    Distinguish floppy drive and non-floppy removable drive in icon and description.
CORE-10221
---
 dll/win32/shell32/dialogs/drvdefext.cpp     | 106 +++++++++++++++++++++++++++-
 dll/win32/shell32/folders/CDrivesFolder.cpp |  16 ++++-
 2 files changed, 119 insertions(+), 3 deletions(-)

diff --git a/dll/win32/shell32/dialogs/drvdefext.cpp
b/dll/win32/shell32/dialogs/drvdefext.cpp
index f65091f55cc..82e8764e835 100644
--- a/dll/win32/shell32/dialogs/drvdefext.cpp
+++ b/dll/win32/shell32/dialogs/drvdefext.cpp
@@ -3,6 +3,7 @@
  *
  * Copyright 2005 Johannes Anderwald
  * Copyright 2012 Rafal Harabien
+ * Copyright 2020 Katayama Hirofumi MZ
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -24,6 +25,10 @@
 #define _USE_MATH_DEFINES
 #include <math.h>
 
+#define NTOS_MODE_USER
+#include <ndk/iofuncs.h>
+#include <ndk/obfuncs.h>
+
 WINE_DEFAULT_DEBUG_CHANNEL(shell);
 
 static const GUID GUID_DEVCLASS_DISKDRIVE = {0x4d36e967L, 0xe325, 0x11ce, {0xbf, 0xc1,
0x08, 0x00, 0x2b, 0xe1, 0x03, 0x18}};
@@ -278,6 +283,100 @@ CDrvDefExt::PaintStaticControls(HWND hwndDlg, LPDRAWITEMSTRUCT
pDrawItem)
     }
 }
 
+//
https://stackoverflow.com/questions/3098696/get-information-about-disk-driv…
+static BOOL
+GetDriveTypeAndCharacteristics(HANDLE hDevice, DEVICE_TYPE *pDeviceType, ULONG
*pCharacteristics)
+{
+    NTSTATUS Status;
+    IO_STATUS_BLOCK IoStatusBlock;
+    FILE_FS_DEVICE_INFORMATION DeviceInfo;
+
+    Status = NtQueryVolumeInformationFile(hDevice, &IoStatusBlock,
+                                          &DeviceInfo, sizeof(DeviceInfo),
+                                          FileFsDeviceInformation);
+    if (Status == NO_ERROR)
+    {
+        *pDeviceType = DeviceInfo.DeviceType;
+        *pCharacteristics = DeviceInfo.Characteristics;
+        return TRUE;
+    }
+
+    return FALSE;
+}
+
+BOOL IsDriveFloppyW(LPCWSTR pszDriveRoot)
+{
+    LPCWSTR RootPath = pszDriveRoot;
+    WCHAR szRoot[16], szDeviceName[16];
+    UINT uType;
+    HANDLE hDevice;
+    DEVICE_TYPE DeviceType;
+    ULONG ulCharacteristics;
+    BOOL ret;
+
+    lstrcpynW(szRoot, RootPath, _countof(szRoot));
+
+    if (L'a' <= szRoot[0] && szRoot[0] <= 'z')
+    {
+        szRoot[0] += ('A' - 'a');
+    }
+
+    if ('A' <= szRoot[0] && szRoot[0] <= L'Z' &&
+        szRoot[1] == L':' && szRoot[2] == 0)
+    {
+        // 'C:' --> 'C:\'
+        szRoot[2] = L'\\';
+        szRoot[3] = 0;
+    }
+
+    if (!PathIsRootW(szRoot))
+    {
+        return FALSE;
+    }
+
+    uType = GetDriveTypeW(szRoot);
+    if (uType == DRIVE_REMOVABLE)
+    {
+        if (szRoot[0] == L'A' || szRoot[0] == L'B')
+            return TRUE;
+    }
+    else
+    {
+        return FALSE;
+    }
+
+    lstrcpynW(szDeviceName, L"\\\\.\\", _countof(szDeviceName));
+    szDeviceName[4] = szRoot[0];
+    szDeviceName[5] = L':';
+    szDeviceName[6] = UNICODE_NULL;
+
+    hDevice = CreateFileW(szDeviceName, FILE_READ_ATTRIBUTES,
+                          FILE_SHARE_READ | FILE_SHARE_WRITE,
+                          NULL, OPEN_EXISTING, 0, NULL);
+    if (hDevice == INVALID_HANDLE_VALUE)
+    {
+        return FALSE;
+    }
+
+    ret = FALSE;
+    if (GetDriveTypeAndCharacteristics(hDevice, &DeviceType,
&ulCharacteristics))
+    {
+        if ((ulCharacteristics & FILE_FLOPPY_DISKETTE) == FILE_FLOPPY_DISKETTE)
+            ret = TRUE;
+    }
+
+    CloseHandle(hDevice);
+
+    return ret;
+}
+
+BOOL IsDriveFloppyA(LPCSTR pszDriveRoot)
+{
+    WCHAR szRoot[8];
+    MultiByteToWideChar(CP_ACP, 0, pszDriveRoot, -1, szRoot, _countof(szRoot));
+    return IsDriveFloppyW(szRoot);
+}
+
 VOID
 CDrvDefExt::InitGeneralPage(HWND hwndDlg)
 {
@@ -304,7 +403,12 @@ CDrvDefExt::InitGeneralPage(HWND hwndDlg)
     UINT IconId, TypeStrId = 0;
     switch (DriveType)
     {
-        case DRIVE_REMOVABLE: IconId = IDI_SHELL_3_14_FLOPPY; break;
+        case DRIVE_REMOVABLE:
+            if (IsDriveFloppyW(m_wszDrive))
+                IconId = IDI_SHELL_3_14_FLOPPY;
+            else
+                IconId = IDI_SHELL_REMOVEABLE;
+            break;
         case DRIVE_CDROM: IconId = IDI_SHELL_CDROM; TypeStrId = IDS_DRIVE_CDROM; break;
         case DRIVE_REMOTE: IconId = IDI_SHELL_NETDRIVE; TypeStrId = IDS_DRIVE_NETWORK;
break;
         case DRIVE_RAMDISK: IconId = IDI_SHELL_RAMDISK; break;
diff --git a/dll/win32/shell32/folders/CDrivesFolder.cpp
b/dll/win32/shell32/folders/CDrivesFolder.cpp
index 53c1b94dbaa..482225ab607 100644
--- a/dll/win32/shell32/folders/CDrivesFolder.cpp
+++ b/dll/win32/shell32/folders/CDrivesFolder.cpp
@@ -449,6 +449,8 @@ getIconLocationForDrive(IShellFolder *psf, PCITEMID_CHILD pidl, UINT
uFlags,
     return E_FAIL;
 }
 
+BOOL IsDriveFloppyA(LPCSTR pszDriveRoot);
+
 HRESULT CDrivesExtractIcon_CreateInstance(IShellFolder * psf, LPCITEMIDLIST pidl, REFIID
riid, LPVOID * ppvOut)
 {
     CComPtr<IDefaultExtractIconInit> initIcon;
@@ -476,7 +478,14 @@ HRESULT CDrivesExtractIcon_CreateInstance(IShellFolder * psf,
LPCITEMIDLIST pidl
     }
     else
     {
-        icon_idx = iDriveIconIds[DriveType];
+        if (DriveType == DRIVE_REMOVABLE && !IsDriveFloppyA(pszDrive))
+        {
+            icon_idx = IDI_SHELL_REMOVEABLE;
+        }
+        else
+        {
+            icon_idx = iDriveIconIds[DriveType];
+        }
         initIcon->SetNormalIcon(swShell32Name, -icon_idx);
     }
 
@@ -1117,7 +1126,10 @@ HRESULT WINAPI CDrivesFolder::GetDetailsOf(PCUITEMID_CHILD pidl,
UINT iColumn, S
                 hr = SHSetStrRet(&psd->str, "");
                 break;
             case 2:        /* type */
-                hr = SHSetStrRet(&psd->str, iDriveTypeIds[DriveType]);
+                if (DriveType == DRIVE_REMOVABLE && !IsDriveFloppyA(pszDrive))
+                    hr = SHSetStrRet(&psd->str, IDS_DRIVE_REMOVABLE);
+                else
+                    hr = SHSetStrRet(&psd->str, iDriveTypeIds[DriveType]);
                 break;
             case 3:        /* total size */
             case 4:        /* free size */