diff --git a/include/msi.h b/include/msi.h
index 8cc4f04ebfc..72f67fee989 100644
--- a/include/msi.h
+++ b/include/msi.h
@@ -58,9 +58,56 @@ typedef enum tagINSTALLLEVEL
     INSTALLLEVEL_MAXIMUM = 0xFFFF
 } INSTALLLEVEL;
 
+typedef enum tagINSTALLMESSAGE
+{
+    INSTALLMESSAGE_FATALEXIT = 0,
+    INSTALLMESSAGE_ERROR = 0x01000000,
+    INSTALLMESSAGE_WARNING = 0x02000000,
+    INSTALLMESSAGE_USER = 0x03000000,
+    INSTALLMESSAGE_INFO = 0x04000000,
+    INSTALLMESSAGE_FILESINUSE = 0x05000000,
+    INSTALLMESSAGE_RESOLVESOURCE = 0x06000000,
+    INSTALLMESSAGE_OUTOFDISKSPACE = 0x07000000,
+    INSTALLMESSAGE_ACTIONSTART = 0x08000000,
+    INSTALLMESSAGE_ACTIONDATA = 0x09000000,
+    INSTALLMESSAGE_PROGRESS = 0x0a000000,
+    INSTALLMESSAGE_COMMONDATA = 0x0b000000,
+    INSTALLMESSAGE_INITIALIZE = 0x0c000000,
+    INSTALLMESSAGE_TERMINATE = 0x0d000000,
+    INSTALLMESSAGE_SHOWDIALOG = 0x0e000000
+} INSTALLMESSAGE;
+
+typedef enum tagINSTALLLOGMODE
+{
+    INSTALLLOGMODE_FATALEXIT      = (1 << (INSTALLMESSAGE_FATALEXIT >> 24)),
+    INSTALLLOGMODE_ERROR          = (1 << (INSTALLMESSAGE_ERROR >> 24)),
+    INSTALLLOGMODE_WARNING        = (1 << (INSTALLMESSAGE_WARNING >> 24)),
+    INSTALLLOGMODE_USER           = (1 << (INSTALLMESSAGE_USER >> 24)),
+    INSTALLLOGMODE_INFO           = (1 << (INSTALLMESSAGE_INFO >> 24)),
+    INSTALLLOGMODE_RESOLVESOURCE  = (1 << (INSTALLMESSAGE_RESOLVESOURCE >> 24)),
+    INSTALLLOGMODE_OUTOFDISKSPACE = (1 << (INSTALLMESSAGE_OUTOFDISKSPACE >> 24)),
+    INSTALLLOGMODE_ACTIONSTART    = (1 << (INSTALLMESSAGE_ACTIONSTART >> 24)),
+    INSTALLLOGMODE_ACTIONDATA     = (1 << (INSTALLMESSAGE_ACTIONDATA >> 24)),
+    INSTALLLOGMODE_COMMONDATA     = (1 << (INSTALLMESSAGE_COMMONDATA >> 24)),
+    INSTALLLOGMODE_PROPERTYDUMP   = (1 << (INSTALLMESSAGE_PROGRESS >> 24)),
+    INSTALLLOGMODE_VERBOSE        = (1 << (INSTALLMESSAGE_INITIALIZE >> 24)),
+    INSTALLLOGMODE_EXTRADEBUG     = (1 << (INSTALLMESSAGE_TERMINATE >> 24)),
+    INSTALLLOGMODE_PROGRESS       = (1 << (INSTALLMESSAGE_PROGRESS >> 24)),
+    INSTALLLOGMODE_INITIALIZE     = (1 << (INSTALLMESSAGE_INITIALIZE >> 24)),
+    INSTALLLOGMODE_TERMINATE      = (1 << (INSTALLMESSAGE_TERMINATE >> 24)),
+    INSTALLLOGMODE_SHOWDIALOG     = (1 << (INSTALLMESSAGE_SHOWDIALOG >> 24))
+} INSTALLLOGMODE;
 
 #define MAX_FEATURE_CHARS 38
 
+typedef INT (CALLBACK *INSTALLUI_HANDLERA)(LPVOID pvContext, UINT iMessageType,
+                                       LPCSTR szMessage);
+typedef INT (CALLBACK *INSTALLUI_HANDLERW)(LPVOID pvContext, UINT iMessageType,
+                                       LPCWSTR szMessage);
+
+UINT WINAPI MsiAdvertiseProductA(LPCSTR, LPCSTR, LPCSTR, LANGID);
+UINT WINAPI MsiAdvertiseProductW(LPCWSTR, LPCWSTR, LPCWSTR, LANGID);
+#define     MsiAdvertiseProduct WINELIB_NAME_AW(MsiAdvertiseProduct)
 
 UINT WINAPI MsiInstallProductA(LPCSTR, LPCSTR);
 UINT WINAPI MsiInstallProductW(LPCWSTR, LPCWSTR);
@@ -142,6 +189,18 @@ UINT WINAPI MsiEnableLogA(DWORD dwLogMode, LPCSTR szLogFile, BOOL fAppend);
 UINT WINAPI MsiEnableLogW(DWORD dwLogMode, LPCWSTR szLogFile, BOOL fAppend);
 #define     MsiEnableLog WINELIB_NAME_AW(MsiEnableLog)
 
+INSTALLUI_HANDLERA WINAPI MsiSetExternalUIA(INSTALLUI_HANDLERA, DWORD, LPVOID);
+INSTALLUI_HANDLERW WINAPI MsiSetExternalUIW(INSTALLUI_HANDLERW, DWORD, LPVOID);
+#define MsiSetExternalUI WINELIB_NAME_AW(MsiSetExternalUI)
+
+INSTALLSTATE WINAPI MsiGetComponentPathA(LPCSTR, LPCSTR, LPSTR, DWORD*);
+INSTALLSTATE WINAPI MsiGetComponentPathW(LPCWSTR, LPCWSTR, LPWSTR, DWORD*);
+#define MsiGetComponentPath WINELIB_NAME_AW(MsiGetComponentPath)
+
+INSTALLSTATE WINAPI MsiQueryFeatureStateA(LPCSTR szProduct, LPCSTR szFeature);
+INSTALLSTATE WINAPI MsiQueryFeatureStateW(LPCWSTR szProduct, LPCWSTR szFeature);
+#define MsiQueryFeatureState WINELIB_NAME_AW(MsiQueryFeatureState)
+
 /**
  * Non Unicode
  */
diff --git a/include/msiquery.h b/include/msiquery.h
index aa6157bfee6..cfd07b9a875 100644
--- a/include/msiquery.h
+++ b/include/msiquery.h
@@ -122,5 +122,37 @@ MSICONDITION WINAPI MsiEvaluateConditionA(MSIHANDLE,LPCSTR);
 MSICONDITION WINAPI MsiEvaluateConditionW(MSIHANDLE,LPCWSTR);
 #define     MsiEvaluateCondition WINELIB_NAME_AW(MsiEvaluateCondition)
 
+/* property functions */
+UINT WINAPI MsiGetPropertyA(MSIHANDLE hInstall, LPCSTR szName,
+                           LPSTR szValueBuf, DWORD* pchValueBuf);
+UINT WINAPI MsiGetPropertyW(MSIHANDLE hInstall, LPCWSTR szName,
+                           LPWSTR szValueBuf, DWORD* pchValueBuf);
+#define     MsiGetProperty WINELIB_NAME_AW(MsiGetProperty)
+
+UINT WINAPI MsiSetPropertyA(MSIHANDLE hInstall, LPCSTR szName, LPCSTR szValue);
+UINT WINAPI MsiSetPropertyW(MSIHANDLE hInstall, LPCWSTR szName, 
+                              LPCWSTR szValue);
+#define     MsiSetProperty WINELIB_NAME_AW(MsiSetProperty)
+
+UINT WINAPI MsiGetTargetPathA(MSIHANDLE,LPCSTR,LPSTR,DWORD*);
+UINT WINAPI MsiGetTargetPathW(MSIHANDLE,LPCWSTR,LPWSTR,DWORD*);
+#define     MsiGetTargetPath WINELIB_NAME_AW(MsiGetTargetPath)
+
+UINT WINAPI MsiSetTargetPathA(MSIHANDLE, LPCSTR, LPCSTR);
+UINT WINAPI MsiSetTargetPathW(MSIHANDLE, LPCWSTR, LPCWSTR);
+#define     MsiSetTargetPath WINELIB_NAME_AW(MsiSetTargetPath)
+
+UINT WINAPI MsiGetSourcePathA(MSIHANDLE,LPCSTR,LPSTR,DWORD*);
+UINT WINAPI MsiGetSourcePathW(MSIHANDLE,LPCWSTR,LPWSTR,DWORD*);
+#define     MsiGetSourcePath WINELIB_NAME_AW(MsiGetSourcePath)
+
+MSIHANDLE WINAPI MsiGetActiveDatabase(MSIHANDLE);
+
+UINT WINAPI MsiViewGetColumnInfo( MSIHANDLE, MSICOLINFO, MSIHANDLE*);
+INT WINAPI MsiProcessMessage( MSIHANDLE, INSTALLMESSAGE, MSIHANDLE);
+
+UINT WINAPI MsiSetFeatureStateA( MSIHANDLE, LPCSTR, INSTALLSTATE);
+UINT WINAPI MsiSetFeatureStateW( MSIHANDLE, LPCWSTR, INSTALLSTATE);
+#define     MsiSetFeatureState WINELIB_NAME_AW(MsiSetFeatureState)
 
 #endif /* __WINE_MSIQUERY_H */