Implemented IsOS function.

dlls/shlwapi/ordinal.c

@@ -49,6 +49,7 @@
 #include "winreg.h"
 #include "wine/debug.h"
 #include "shlwapi.h"
+#include "winnt.h"
 
 
 WINE_DEFAULT_DEBUG_CHANNEL(shell);
@@ -3659,12 +3660,118 @@ HRESULT WINAPI CLSIDFromStringWrap(LPCWSTR idstr, CLSID *id)
  *  TRUE  If the feature is available.
  *  FALSE If the feature is not available.
  */
-DWORD WINAPI IsOS(DWORD feature)
+BOOL WINAPI IsOS(DWORD feature)
 {
-  FIXME("(0x%08lx) stub\n", feature);
-  if (feature == 4)
-    return TRUE;
-  return FALSE;
+    OSVERSIONINFOA osvi;
+    DWORD platform, majorv, minorv;
+
+    osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOA);
+    if(!GetVersionExA(&osvi))  {
+        ERR("GetVersionEx failed");
+        return FALSE;
+    }
+
+    majorv = osvi.dwMajorVersion;
+    minorv = osvi.dwMinorVersion;
+    platform = osvi.dwPlatformId;
+
+#define ISOS_RETURN(x) \
+    TRACE("(0x%lx) ret=%d\n",feature,(x)); \
+    return (x);
+
+    switch(feature)  {
+    case OS_WIN32SORGREATER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32s
+                 || platform == VER_PLATFORM_WIN32_WINDOWS)
+    case OS_NT:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT)
+    case OS_WIN95ORGREATER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_WINDOWS)
+    case OS_NT4ORGREATER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT && majorv >= 4)
+    case OS_WIN2000ORGREATER_ALT:
+    case OS_WIN2000ORGREATER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT && majorv >= 5)
+    case OS_WIN98ORGREATER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_WINDOWS && minorv >= 10)
+    case OS_WIN98_GOLD:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_WINDOWS && minorv == 10)
+    case OS_WIN2000PRO:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT && majorv >= 5)
+    case OS_WIN2000SERVER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT && (minorv == 0 || minorv == 1))
+    case OS_WIN2000ADVSERVER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT && (minorv == 0 || minorv == 1))
+    case OS_WIN2000DATACENTER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT && (minorv == 0 || minorv == 1))
+    case OS_WIN2000TERMINAL:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT && (minorv == 0 || minorv == 1))
+    case OS_EMBEDDED:
+        FIXME("(OS_EMBEDDED) What should we return here?\n");
+        return FALSE;
+    case OS_TERMINALCLIENT:
+        FIXME("(OS_TERMINALCLIENT) What should we return here?\n");
+        return FALSE;
+    case OS_TERMINALREMOTEADMIN:
+        FIXME("(OS_TERMINALREMOTEADMIN) What should we return here?\n");
+        return FALSE;
+    case OS_WIN95_GOLD:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_WINDOWS && minorv == 0)
+    case OS_MEORGREATER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_WINDOWS && minorv >= 90)
+    case OS_XPORGREATER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT && majorv >= 5 && minorv >= 1)
+    case OS_HOME:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT && majorv >= 5 && minorv >= 1)
+    case OS_PROFESSIONAL:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT) 
+    case OS_DATACENTER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT)
+    case OS_ADVSERVER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT && majorv >= 5)
+    case OS_SERVER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT)
+    case OS_TERMINALSERVER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT)
+    case OS_PERSONALTERMINALSERVER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT && minorv >= 1 && majorv >= 5)
+    case OS_FASTUSERSWITCHING:
+        FIXME("(OS_FASTUSERSWITCHING) What should we return here?\n");
+        return TRUE;
+    case OS_WELCOMELOGONUI:
+        FIXME("(OS_WELCOMELOGONUI) What should we return here?\n");
+        return FALSE;
+    case OS_DOMAINMEMBER:
+        FIXME("(OS_DOMAINMEMBER) What should we return here?\n");
+        return TRUE;
+    case OS_ANYSERVER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT)
+    case OS_WOW6432:
+        FIXME("(OS_WOW6432) Should we check this?\n");
+        return FALSE;
+    case OS_WEBSERVER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT)
+    case OS_SMALLBUSINESSSERVER:
+        ISOS_RETURN(platform == VER_PLATFORM_WIN32_NT)
+    case OS_TABLETPC:
+        FIXME("(OS_TABLEPC) What should we return here?\n");
+        return FALSE;
+    case OS_SERVERADMINUI:
+        FIXME("(OS_SERVERADMINUI) What should we return here?\n");
+        return FALSE;
+    case OS_MEDIACENTER:
+        FIXME("(OS_MEDIACENTER) What should we return here?\n");
+        return FALSE;
+    case OS_APPLIANCE:
+        FIXME("(OS_APPLIANCE) What should we return here?\n");
+        return FALSE;
+    }
+
+#undef ISOS_RETURN
+
+    WARN("(0x%lx) unknown parameter\n",feature);
+
+    return FALSE;
 }
 
 /*************************************************************************

include/shlwapi.h

@@ -939,6 +939,49 @@ typedef struct _DLLVERSIONINFO2 {
 
 HRESULT WINAPI DllInstall(BOOL,LPCWSTR);
 
+
+/* IsOS definitions */
+
+#define OS_WIN32SORGREATER        0x00
+#define OS_NT                     0x01
+#define OS_WIN95ORGREATER         0x02
+#define OS_NT4ORGREATER           0x03
+#define OS_WIN2000ORGREATER_ALT   0x04
+#define OS_WIN98ORGREATER         0x05
+#define OS_WIN98_GOLD             0x06
+#define OS_WIN2000ORGREATER       0x07
+#define OS_WIN2000PRO             0x08
+#define OS_WIN2000SERVER          0x09
+#define OS_WIN2000ADVSERVER       0x0A
+#define OS_WIN2000DATACENTER      0x0B
+#define OS_WIN2000TERMINAL        0x0C
+#define OS_EMBEDDED               0x0D
+#define OS_TERMINALCLIENT         0x0E
+#define OS_TERMINALREMOTEADMIN    0x0F
+#define OS_WIN95_GOLD             0x10
+#define OS_MEORGREATER            0x11
+#define OS_XPORGREATER            0x12
+#define OS_HOME                   0x13
+#define OS_PROFESSIONAL           0x14
+#define OS_DATACENTER             0x15
+#define OS_ADVSERVER              0x16
+#define OS_SERVER                 0x17
+#define OS_TERMINALSERVER         0x18
+#define OS_PERSONALTERMINALSERVER 0x19
+#define OS_FASTUSERSWITCHING      0x1A
+#define OS_WELCOMELOGONUI         0x1B
+#define OS_DOMAINMEMBER           0x1C
+#define OS_ANYSERVER              0x1D
+#define OS_WOW6432                0x1E
+#define OS_WEBSERVER              0x1F
+#define OS_SMALLBUSINESSSERVER    0x20
+#define OS_TABLETPC               0x21
+#define OS_SERVERADMINUI          0x22
+#define OS_MEDIACENTER            0x23
+#define OS_APPLIANCE              0x24
+
+BOOL WINAPI IsOS(DWORD);
+
 #include <poppack.h> 
 
 #ifdef __cplusplus