Python win32api 模块，RegOpenKeyEx() 实例源码

def read_keys(base, key):
    """Return list of registry keys."""

    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    L = []
    i = 0
    while 1:
        try:
            k = RegEnumKey(handle, i)
        except RegError:
            break
        L.append(k)
        i = i + 1
    return L

def read_values(base, key):
    """Return dict of registry keys and values.

    All names are converted to lowercase.
    """
    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    d = {}
    i = 0
    while 1:
        try:
            name, value, type = RegEnumValue(handle, i)
        except RegError:
            break
        name = name.lower()
        d[convert_mbcs(name)] = convert_mbcs(value)
        i = i + 1
    return d

def read_keys(base, key):
    """Return list of registry keys."""

    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    L = []
    i = 0
    while 1:
        try:
            k = RegEnumKey(handle, i)
        except RegError:
            break
        L.append(k)
        i = i + 1
    return L

def read_values(base, key):
    """Return dict of registry keys and values.

    All names are converted to lowercase.
    """
    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    d = {}
    i = 0
    while 1:
        try:
            name, value, type = RegEnumValue(handle, i)
        except RegError:
            break
        name = name.lower()
        d[convert_mbcs(name)] = convert_mbcs(value)
        i = i + 1
    return d

def read_keys(base, key):
    """Return list of registry keys."""

    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    L = []
    i = 0
    while 1:
        try:
            k = RegEnumKey(handle, i)
        except RegError:
            break
        L.append(k)
        i = i + 1
    return L

def read_values(base, key):
    """Return dict of registry keys and values.

    All names are converted to lowercase.
    """
    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    d = {}
    i = 0
    while 1:
        try:
            name, value, type = RegEnumValue(handle, i)
        except RegError:
            break
        name = name.lower()
        d[convert_mbcs(name)] = convert_mbcs(value)
        i = i + 1
    return d

def read_keys(base, key):
    """Return list of registry keys."""

    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    L = []
    i = 0
    while 1:
        try:
            k = RegEnumKey(handle, i)
        except RegError:
            break
        L.append(k)
        i = i + 1
    return L

def read_values(base, key):
    """Return dict of registry keys and values.

    All names are converted to lowercase.
    """
    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    d = {}
    i = 0
    while 1:
        try:
            name, value, type = RegEnumValue(handle, i)
        except RegError:
            break
        name = name.lower()
        d[convert_mbcs(name)] = convert_mbcs(value)
        i = i + 1
    return d

def read_keys(base, key):
    """Return list of registry keys."""

    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    L = []
    i = 0
    while 1:
        try:
            k = RegEnumKey(handle, i)
        except RegError:
            break
        L.append(k)
        i = i + 1
    return L

def read_values(base, key):
    """Return dict of registry keys and values.

    All names are converted to lowercase.
    """
    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    d = {}
    i = 0
    while 1:
        try:
            name, value, type = RegEnumValue(handle, i)
        except RegError:
            break
        name = name.lower()
        d[convert_mbcs(name)] = convert_mbcs(value)
        i = i + 1
    return d

def read_keys(base, key):
    """Return list of registry keys."""

    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    L = []
    i = 0
    while 1:
        try:
            k = RegEnumKey(handle, i)
        except RegError:
            break
        L.append(k)
        i = i + 1
    return L

def read_values(base, key):
    """Return dict of registry keys and values.

    All names are converted to lowercase.
    """
    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    d = {}
    i = 0
    while 1:
        try:
            name, value, type = RegEnumValue(handle, i)
        except RegError:
            break
        name = name.lower()
        d[convert_mbcs(name)] = convert_mbcs(value)
        i = i + 1
    return d

def read_keys(base, key):
    """Return list of registry keys."""
    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    L = []
    i = 0
    while True:
        try:
            k = RegEnumKey(handle, i)
        except RegError:
            break
        L.append(k)
        i += 1
    return L

def read_values(base, key):
    """Return dict of registry keys and values.

    All names are converted to lowercase.
    """
    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    d = {}
    i = 0
    while True:
        try:
            name, value, type = RegEnumValue(handle, i)
        except RegError:
            break
        name = name.lower()
        d[convert_mbcs(name)] = convert_mbcs(value)
        i += 1
    return d

def read_keys(base, key):
    """Return list of registry keys."""

    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    L = []
    i = 0
    while 1:
        try:
            k = RegEnumKey(handle, i)
        except RegError:
            break
        L.append(k)
        i = i + 1
    return L

def read_values(base, key):
    """Return dict of registry keys and values.

    All names are converted to lowercase.
    """
    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    d = {}
    i = 0
    while 1:
        try:
            name, value, type = RegEnumValue(handle, i)
        except RegError:
            break
        name = name.lower()
        d[convert_mbcs(name)] = convert_mbcs(value)
        i = i + 1
    return d

def read_keys(base, key):
    """Return list of registry keys."""

    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    L = []
    i = 0
    while 1:
        try:
            k = RegEnumKey(handle, i)
        except RegError:
            break
        L.append(k)
        i = i + 1
    return L

def read_values(base, key):
    """Return dict of registry keys and values.

    All names are converted to lowercase.
    """
    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    d = {}
    i = 0
    while 1:
        try:
            name, value, type = RegEnumValue(handle, i)
        except RegError:
            break
        name = name.lower()
        d[convert_mbcs(name)] = convert_mbcs(value)
        i = i + 1
    return d

def check_registry():
    for key_string in reg_paths:
        parts = key_string.split("\\")
        hive = parts[0]
        key_string = "\\".join(parts[1:])
        try:
            keyh = win32api.RegOpenKeyEx(getattr(win32con, hive), key_string, 0, win32con.KEY_ENUMERATE_SUB_KEYS | win32con.KEY_QUERY_VALUE | win32con.KEY_READ)
        except:
            #print "Can't open: " + hive + "\\" + key_string
            continue

        sd = win32api.RegGetKeySecurity(keyh, win32security.DACL_SECURITY_INFORMATION | win32security.OWNER_SECURITY_INFORMATION)
        weak_perms = check_weak_write_perms_by_sd(hive + "\\" + key_string, 'reg', sd)
        if weak_perms:
            vprint(hive + "\\" + key_string)
            #print weak_perms
            if verbose == 0:
                sys.stdout.write(".")
            save_issue("WPC003", "writable_reg_paths", weak_perms)
            # print_weak_perms("x", weak_perms)
    print

# TODO save_issue("WPC009", "writable_eventlog_key", weak_perms)  # weak perms on event log reg key

def get_user_paths():
    try:
        keyh = win32api.RegOpenKeyEx(win32con.HKEY_USERS, None , 0, win32con.KEY_ENUMERATE_SUB_KEYS | win32con.KEY_QUERY_VALUE | win32con.KEY_READ)
    except:
        return 0
    paths = []
    subkeys = win32api.RegEnumKeyEx(keyh)
    for subkey in subkeys:
        try:
            subkeyh = win32api.RegOpenKeyEx(keyh, subkey[0] + "\\Environment" , 0, win32con.KEY_ENUMERATE_SUB_KEYS | win32con.KEY_QUERY_VALUE | win32con.KEY_READ)
        except:
            pass
        else:
            subkey_count, value_count, mod_time = win32api.RegQueryInfoKey(subkeyh)

            try:
                path, type = win32api.RegQueryValueEx(subkeyh, "PATH")
                paths.append((subkey[0], path))
            except:
                pass
    return paths

def get_system_path():
    # HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Environment
    key_string = 'SYSTEM\CurrentControlSet\Control\Session Manager\Environment'
    try:
        keyh = win32api.RegOpenKeyEx(win32con.HKEY_LOCAL_MACHINE, key_string , 0, win32con.KEY_ENUMERATE_SUB_KEYS | win32con.KEY_QUERY_VALUE | win32con.KEY_READ)
    except:
        return None

    try:
        path, type = win32api.RegQueryValueEx(keyh, "PATH")
        return path
    except:
        return None

#name=sys.argv[1]
#if not os.path.exists(name):
    #print name, "does not exist!"
    #sys.exit()

def read_keys(base, key):
    """Return list of registry keys."""
    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    L = []
    i = 0
    while True:
        try:
            k = RegEnumKey(handle, i)
        except RegError:
            break
        L.append(k)
        i += 1
    return L

def read_values(base, key):
    """Return dict of registry keys and values.

    All names are converted to lowercase.
    """
    try:
        handle = RegOpenKeyEx(base, key)
    except RegError:
        return None
    d = {}
    i = 0
    while True:
        try:
            name, value, type = RegEnumValue(handle, i)
        except RegError:
            break
        name = name.lower()
        d[convert_mbcs(name)] = convert_mbcs(value)
        i += 1
    return d

def SetWallpaper(imagePath, fillType='fill'):
    tile = "0"
    if fillType == "tile":
        fillType = "center"
        tile = "1"
    fillDict = {
        "fill": "10",
        "fit": "6",
        "Stretch": "2",
        "center": "0",
        "span": "22"
    }
    style = fillDict[fillType]
    key = win32api.RegOpenKeyEx(win32con.HKEY_CURRENT_USER,
                                r"Control Panel\Desktop", 0,
                                win32con.KEY_SET_VALUE)
    win32api.RegSetValueEx(key, "WallpaperStyle", 0, win32con.REG_SZ, style)
    win32api.RegSetValueEx(key, "TileWallpaper", 0, win32con.REG_SZ, tile)
    win32gui.SystemParametersInfo(
        win32con.SPI_SETDESKWALLPAPER, imagePath, 1 + 2)

# main script

def load_macros(self, version):
        vsbase = r"Software\Microsoft\VisualStudio\%0.1f" % version
        self.set_macro("VCInstallDir", vsbase + r"\Setup\VC", "productdir")
        self.set_macro("VSInstallDir", vsbase + r"\Setup\VS", "productdir")
        net = r"Software\Microsoft\.NETFramework"
        self.set_macro("FrameworkDir", net, "installroot")
        try:
            if version > 7.0:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallrootv1.1")
            else:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallroot")
        except KeyError:
            raise DistutilsPlatformError, \
                  ("""Python was built with Visual Studio 2003;
extensions must be built with a compiler than can generate compatible binaries.
Visual Studio 2003 was not found on this system. If you have Cygwin installed,
you can try compiling with MingW32, by passing "-c mingw32" to setup.py.""")

        p = r"Software\Microsoft\NET Framework Setup\Product"
        for base in HKEYS:
            try:
                h = RegOpenKeyEx(base, p)
            except RegError:
                continue
            key = RegEnumKey(h, 0)
            d = read_values(base, r"%s\%s" % (p, key))
            self.macros["$(FrameworkVersion)"] = d["version"]

def getSoftwareList(self):
        try:
            hCounter=0
            hAttCounter=0
            # connecting to the base
            hHandle = win32api.RegConnectRegistry(None,win32con.HKEY_LOCAL_MACHINE)
            # getting the machine name and domain name
            hCompName = win32api.GetComputerName()
            hDomainName = win32api.GetDomainName()
            # opening the sub key to get the list of Softwares installed
            hHandle = win32api.RegOpenKeyEx(self.HKEY_LOCAL_MACHINE,self.CONST_SW_SUBKEY,0,win32con.KEY_ALL_ACCESS)
            # get the total no. of sub keys
            hNoOfSubNodes = win32api.RegQueryInfoKey(hHandle)
            # delete the entire data and insert it again
            #deleteMachineSW(hCompName,hDomainName)
            # browsing each sub Key which can be Applications installed
            while hCounter < hNoOfSubNodes[0]:
                hAppName = win32api.RegEnumKey(hHandle,hCounter)
                hPath = self.CONST_SW_SUBKEY + "\\" + hAppName
                # initialising hAttCounter
                hAttCounter = 0
                hOpenApp = win32api.RegOpenKeyEx(self.HKEY_LOCAL_MACHINE,hPath,0,win32con.KEY_ALL_ACCESS)
                # [1] will give the no. of attributes in this sub key
                hKeyCount = win32api.RegQueryInfoKey(hOpenApp)
                hMaxKeyCount = hKeyCount[1]
                hSWName = ""
                hSWVersion = ""
                while hAttCounter < hMaxKeyCount:
                    hData = win32api.RegEnumValue(hOpenApp,hAttCounter)                    
                    if hData[0]== "DisplayName":
                        hSWName = hData[1]
                        self.preparefile("SW Name",hSWName)
                    elif hData[0]== "DisplayVersion":
                        hSWVersion = hData[1]
                        self.preparefile("SW Version",hSWVersion)
                    hAttCounter = hAttCounter + 1
                #if (hSWName !=""):
                #insertMachineSW(hCompName,hDomainName,hSWName,hSWVersion)
                hCounter = hCounter + 1           
        except:
            self.preparefile("Exception","In exception in getSoftwareList")

def setWallPaperFromBmp(bmp):
    key = win32api.RegOpenKeyEx(win32con.HKEY_CURRENT_USER, 'Control Panel\\Desktop', 0, win32con.KEY_SET_VALUE)
    win32api.RegSetValueEx(key, 'WallpaperStyle', 0, win32con.REG_SZ,'0')
    win32api.RegSetValueEx(key, 'TileWallpaper', 0, win32con.REG_SZ, '0')
    win32gui.SystemParametersInfo(win32con.SPI_SETDESKWALLPAPER, bmp, 1+2)

def getProgramsMenuPath():
    """Get the path to the Programs menu.

    Probably will break on non-US Windows.

    @returns: the filesystem location of the common Start Menu->Programs.
    """
    if not platform.isWinNT():
        return "C:\\Windows\\Start Menu\\Programs"
    keyname = 'SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders'
    hShellFolders = win32api.RegOpenKeyEx(win32con.HKEY_LOCAL_MACHINE, 
                                          keyname, 0, win32con.KEY_READ)
    return win32api.RegQueryValueEx(hShellFolders, 'Common Programs')[0]

def getProgramFilesPath():
    """Get the path to the Program Files folder."""
    keyname = 'SOFTWARE\\Microsoft\\Windows\\CurrentVersion'
    currentV = win32api.RegOpenKeyEx(win32con.HKEY_LOCAL_MACHINE, 
                                     keyname, 0, win32con.KEY_READ)
    return win32api.RegQueryValueEx(currentV, 'ProgramFilesDir')[0]

def load_macros(self, version):
        vsbase = r"Software\Microsoft\VisualStudio\%0.1f" % version
        self.set_macro("VCInstallDir", vsbase + r"\Setup\VC", "productdir")
        self.set_macro("VSInstallDir", vsbase + r"\Setup\VS", "productdir")
        net = r"Software\Microsoft\.NETFramework"
        self.set_macro("FrameworkDir", net, "installroot")
        try:
            if version > 7.0:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallrootv1.1")
            else:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallroot")
        except KeyError:
            raise DistutilsPlatformError, \
                  ("""Python was built with Visual Studio 2003;
extensions must be built with a compiler than can generate compatible binaries.
Visual Studio 2003 was not found on this system. If you have Cygwin installed,
you can try compiling with MingW32, by passing "-c mingw32" to setup.py.""")

        p = r"Software\Microsoft\NET Framework Setup\Product"
        for base in HKEYS:
            try:
                h = RegOpenKeyEx(base, p)
            except RegError:
                continue
            key = RegEnumKey(h, 0)
            d = read_values(base, r"%s\%s" % (p, key))
            self.macros["$(FrameworkVersion)"] = d["version"]

def createRegistryParameters(servicename, parameters):
    newkey=win32api.RegOpenKeyEx(win32con.HKEY_LOCAL_MACHINE, "System\\CurrentControlSet\\Services\\"+servicename,0,win32con.KEY_ALL_ACCESS)
    try:
        win32api.RegSetValueEx(newkey, pyroArgsRegkeyName, 0, win32con.REG_SZ, parameters)
    finally:
        newkey.Close()

def setWallpaper(self,fontsize=22,verticalspacing=26,leftmargin=800):   
        if self.__setimage(fontsize,verticalspacing,leftmargin)=="FilePathError":
            return "FilePathError"
        k = win32api.RegOpenKeyEx(win32con.HKEY_CURRENT_USER,"Control Panel\\Desktop",0,win32con.KEY_SET_VALUE)  
        win32api.RegSetValueEx(k, "WallpaperStyle", 0, win32con.REG_SZ, "2")  
        win32api.RegSetValueEx(k, "TileWallpaper", 0, win32con.REG_SZ, "0")  
        win32gui.SystemParametersInfo(win32con.SPI_SETDESKWALLPAPER, self.wallpaperpath, 1+2)

def load_macros(self, version):
        vsbase = r"Software\Microsoft\VisualStudio\%0.1f" % version
        self.set_macro("VCInstallDir", vsbase + r"\Setup\VC", "productdir")
        self.set_macro("VSInstallDir", vsbase + r"\Setup\VS", "productdir")
        net = r"Software\Microsoft\.NETFramework"
        self.set_macro("FrameworkDir", net, "installroot")
        try:
            if version > 7.0:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallrootv1.1")
            else:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallroot")
        except KeyError:
            raise DistutilsPlatformError, \
                  ("""Python was built with Visual Studio 2003;
extensions must be built with a compiler than can generate compatible binaries.
Visual Studio 2003 was not found on this system. If you have Cygwin installed,
you can try compiling with MingW32, by passing "-c mingw32" to setup.py.""")

        p = r"Software\Microsoft\NET Framework Setup\Product"
        for base in HKEYS:
            try:
                h = RegOpenKeyEx(base, p)
            except RegError:
                continue
            key = RegEnumKey(h, 0)
            d = read_values(base, r"%s\%s" % (p, key))
            self.macros["$(FrameworkVersion)"] = d["version"]

def load_macros(self, version):
        vsbase = r"Software\Microsoft\VisualStudio\%0.1f" % version
        self.set_macro("VCInstallDir", vsbase + r"\Setup\VC", "productdir")
        self.set_macro("VSInstallDir", vsbase + r"\Setup\VS", "productdir")
        net = r"Software\Microsoft\.NETFramework"
        self.set_macro("FrameworkDir", net, "installroot")
        try:
            if version > 7.0:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallrootv1.1")
            else:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallroot")
        except KeyError:
            raise DistutilsPlatformError, \
                  ("""Python was built with Visual Studio 2003;
extensions must be built with a compiler than can generate compatible binaries.
Visual Studio 2003 was not found on this system. If you have Cygwin installed,
you can try compiling with MingW32, by passing "-c mingw32" to setup.py.""")

        p = r"Software\Microsoft\NET Framework Setup\Product"
        for base in HKEYS:
            try:
                h = RegOpenKeyEx(base, p)
            except RegError:
                continue
            key = RegEnumKey(h, 0)
            d = read_values(base, r"%s\%s" % (p, key))
            self.macros["$(FrameworkVersion)"] = d["version"]

def getProgramsMenuPath():
    """Get the path to the Programs menu.

    Probably will break on non-US Windows.

    @returns: the filesystem location of the common Start Menu->Programs.
    """
    if not platform.isWinNT():
        return "C:\\Windows\\Start Menu\\Programs"
    keyname = 'SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders'
    hShellFolders = win32api.RegOpenKeyEx(win32con.HKEY_LOCAL_MACHINE, 
                                          keyname, 0, win32con.KEY_READ)
    return win32api.RegQueryValueEx(hShellFolders, 'Common Programs')[0]

def getProgramFilesPath():
    """Get the path to the Program Files folder."""
    keyname = 'SOFTWARE\\Microsoft\\Windows\\CurrentVersion'
    currentV = win32api.RegOpenKeyEx(win32con.HKEY_LOCAL_MACHINE, 
                                     keyname, 0, win32con.KEY_READ)
    return win32api.RegQueryValueEx(currentV, 'ProgramFilesDir')[0]

def load_macros(self, version):
        vsbase = r"Software\Microsoft\VisualStudio\%0.1f" % version
        self.set_macro("VCInstallDir", vsbase + r"\Setup\VC", "productdir")
        self.set_macro("VSInstallDir", vsbase + r"\Setup\VS", "productdir")
        net = r"Software\Microsoft\.NETFramework"
        self.set_macro("FrameworkDir", net, "installroot")
        try:
            if version > 7.0:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallrootv1.1")
            else:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallroot")
        except KeyError:
            raise DistutilsPlatformError, \
                  ("""Python was built with Visual Studio 2003;
extensions must be built with a compiler than can generate compatible binaries.
Visual Studio 2003 was not found on this system. If you have Cygwin installed,
you can try compiling with MingW32, by passing "-c mingw32" to setup.py.""")

        p = r"Software\Microsoft\NET Framework Setup\Product"
        for base in HKEYS:
            try:
                h = RegOpenKeyEx(base, p)
            except RegError:
                continue
            key = RegEnumKey(h, 0)
            d = read_values(base, r"%s\%s" % (p, key))
            self.macros["$(FrameworkVersion)"] = d["version"]

def RegGetValue(root, key):
        """This utility function returns a value in the registry
        without having to open the key first.  Only available on
        Windows platforms with a version of Python that can read the
        registry.  Returns the same thing as
        SCons.Util.RegQueryValueEx, except you just specify the entire
        path to the value, and don't have to bother opening the key
        first.  So:

        Instead of:
          k = SCons.Util.RegOpenKeyEx(SCons.Util.HKEY_LOCAL_MACHINE,
                r'SOFTWARE\Microsoft\Windows\CurrentVersion')
          out = SCons.Util.RegQueryValueEx(k,
                'ProgramFilesDir')

        You can write:
          out = SCons.Util.RegGetValue(SCons.Util.HKEY_LOCAL_MACHINE,
                r'SOFTWARE\Microsoft\Windows\CurrentVersion\ProgramFilesDir')
        """
        # I would use os.path.split here, but it's not a filesystem
        # path...
        p = key.rfind('\\') + 1
        keyp = key[:p-1]          # -1 to omit trailing slash
        val = key[p:]
        k = RegOpenKeyEx(root, keyp)
        return RegQueryValueEx(k,val)

def RegOpenKeyEx(root, key):
        raise WinError

def RegGetValue(root, key):
        """This utility function returns a value in the registry
        without having to open the key first.  Only available on
        Windows platforms with a version of Python that can read the
        registry.  Returns the same thing as
        SCons.Util.RegQueryValueEx, except you just specify the entire
        path to the value, and don't have to bother opening the key
        first.  So:

        Instead of:
          k = SCons.Util.RegOpenKeyEx(SCons.Util.HKEY_LOCAL_MACHINE,
                r'SOFTWARE\Microsoft\Windows\CurrentVersion')
          out = SCons.Util.RegQueryValueEx(k,
                'ProgramFilesDir')

        You can write:
          out = SCons.Util.RegGetValue(SCons.Util.HKEY_LOCAL_MACHINE,
                r'SOFTWARE\Microsoft\Windows\CurrentVersion\ProgramFilesDir')
        """
        # I would use os.path.split here, but it's not a filesystem
        # path...
        p = key.rfind('\\') + 1
        keyp = key[:p-1]          # -1 to omit trailing slash
        val = key[p:]
        k = RegOpenKeyEx(root, keyp)
        return RegQueryValueEx(k,val)

def RegOpenKeyEx(root, key):
        raise WinError

def load_macros(self, version):
        vsbase = r"Software\Microsoft\VisualStudio\%0.1f" % version
        self.set_macro("VCInstallDir", vsbase + r"\Setup\VC", "productdir")
        self.set_macro("VSInstallDir", vsbase + r"\Setup\VS", "productdir")
        net = r"Software\Microsoft\.NETFramework"
        self.set_macro("FrameworkDir", net, "installroot")
        try:
            if version > 7.0:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallrootv1.1")
            else:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallroot")
        except KeyError:
            raise DistutilsPlatformError, \
                  ("""Python was built with Visual Studio 2003;
extensions must be built with a compiler than can generate compatible binaries.
Visual Studio 2003 was not found on this system. If you have Cygwin installed,
you can try compiling with MingW32, by passing "-c mingw32" to setup.py.""")

        p = r"Software\Microsoft\NET Framework Setup\Product"
        for base in HKEYS:
            try:
                h = RegOpenKeyEx(base, p)
            except RegError:
                continue
            key = RegEnumKey(h, 0)
            d = read_values(base, r"%s\%s" % (p, key))
            self.macros["$(FrameworkVersion)"] = d["version"]

def load_macros(self, version):
        vsbase = r"Software\Microsoft\VisualStudio\%0.1f" % version
        self.set_macro("VCInstallDir", vsbase + r"\Setup\VC", "productdir")
        self.set_macro("VSInstallDir", vsbase + r"\Setup\VS", "productdir")
        net = r"Software\Microsoft\.NETFramework"
        self.set_macro("FrameworkDir", net, "installroot")
        try:
            if version > 7.0:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallrootv1.1")
            else:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallroot")
        except KeyError as exc: #
            raise DistutilsPlatformError(
            """Python was built with Visual Studio 2003;
extensions must be built with a compiler than can generate compatible binaries.
Visual Studio 2003 was not found on this system. If you have Cygwin installed,
you can try compiling with MingW32, by passing "-c mingw32" to setup.py.""")

        p = r"Software\Microsoft\NET Framework Setup\Product"
        for base in HKEYS:
            try:
                h = RegOpenKeyEx(base, p)
            except RegError:
                continue
            key = RegEnumKey(h, 0)
            d = read_values(base, r"%s\%s" % (p, key))
            self.macros["$(FrameworkVersion)"] = d["version"]

def load_macros(self, version):
        vsbase = r"Software\Microsoft\VisualStudio\%0.1f" % version
        self.set_macro("VCInstallDir", vsbase + r"\Setup\VC", "productdir")
        self.set_macro("VSInstallDir", vsbase + r"\Setup\VS", "productdir")
        net = r"Software\Microsoft\.NETFramework"
        self.set_macro("FrameworkDir", net, "installroot")
        try:
            if version > 7.0:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallrootv1.1")
            else:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallroot")
        except KeyError:
            raise DistutilsPlatformError, \
                  ("""Python was built with Visual Studio 2003;
extensions must be built with a compiler than can generate compatible binaries.
Visual Studio 2003 was not found on this system. If you have Cygwin installed,
you can try compiling with MingW32, by passing "-c mingw32" to setup.py.""")

        p = r"Software\Microsoft\NET Framework Setup\Product"
        for base in HKEYS:
            try:
                h = RegOpenKeyEx(base, p)
            except RegError:
                continue
            key = RegEnumKey(h, 0)
            d = read_values(base, r"%s\%s" % (p, key))
            self.macros["$(FrameworkVersion)"] = d["version"]

def load_macros(self, version):
        vsbase = r"Software\Microsoft\VisualStudio\%0.1f" % version
        self.set_macro("VCInstallDir", vsbase + r"\Setup\VC", "productdir")
        self.set_macro("VSInstallDir", vsbase + r"\Setup\VS", "productdir")
        net = r"Software\Microsoft\.NETFramework"
        self.set_macro("FrameworkDir", net, "installroot")
        try:
            if version > 7.0:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallrootv1.1")
            else:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallroot")
        except KeyError:
            raise DistutilsPlatformError, \
                  ("""Python was built with Visual Studio 2003;
extensions must be built with a compiler than can generate compatible binaries.
Visual Studio 2003 was not found on this system. If you have Cygwin installed,
you can try compiling with MingW32, by passing "-c mingw32" to setup.py.""")

        p = r"Software\Microsoft\NET Framework Setup\Product"
        for base in HKEYS:
            try:
                h = RegOpenKeyEx(base, p)
            except RegError:
                continue
            key = RegEnumKey(h, 0)
            d = read_values(base, r"%s\%s" % (p, key))
            self.macros["$(FrameworkVersion)"] = d["version"]

def getProgramsMenuPath():
    """
    Get the path to the Programs menu.

    Probably will break on non-US Windows.

    @return: the filesystem location of the common Start Menu->Programs.
    @rtype: L{str}
    """
    if not platform.isWindows():
        return "C:\\Windows\\Start Menu\\Programs"
    keyname = 'SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Explorer\\Shell Folders'
    hShellFolders = win32api.RegOpenKeyEx(win32con.HKEY_LOCAL_MACHINE,
                                          keyname, 0, win32con.KEY_READ)
    return win32api.RegQueryValueEx(hShellFolders, 'Common Programs')[0]

def getProgramFilesPath():
    """Get the path to the Program Files folder."""
    keyname = 'SOFTWARE\\Microsoft\\Windows\\CurrentVersion'
    currentV = win32api.RegOpenKeyEx(win32con.HKEY_LOCAL_MACHINE,
                                     keyname, 0, win32con.KEY_READ)
    return win32api.RegQueryValueEx(currentV, 'ProgramFilesDir')[0]

def load_macros(self, version):
        vsbase = r"Software\Microsoft\VisualStudio\%0.1f" % version
        self.set_macro("VCInstallDir", vsbase + r"\Setup\VC", "productdir")
        self.set_macro("VSInstallDir", vsbase + r"\Setup\VS", "productdir")
        net = r"Software\Microsoft\.NETFramework"
        self.set_macro("FrameworkDir", net, "installroot")
        try:
            if version > 7.0:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallrootv1.1")
            else:
                self.set_macro("FrameworkSDKDir", net, "sdkinstallroot")
        except KeyError as exc: #
            raise DistutilsPlatformError(
            """Python was built with Visual Studio 2003;
extensions must be built with a compiler than can generate compatible binaries.
Visual Studio 2003 was not found on this system. If you have Cygwin installed,
you can try compiling with MingW32, by passing "-c mingw32" to setup.py.""")

        p = r"Software\Microsoft\NET Framework Setup\Product"
        for base in HKEYS:
            try:
                h = RegOpenKeyEx(base, p)
            except RegError:
                continue
            key = RegEnumKey(h, 0)
            d = read_values(base, r"%s\%s" % (p, key))
            self.macros["$(FrameworkVersion)"] = d["version"]

def RegGetValue(root, key):
        """This utility function returns a value in the registry
        without having to open the key first.  Only available on
        Windows platforms with a version of Python that can read the
        registry.  Returns the same thing as
        SCons.Util.RegQueryValueEx, except you just specify the entire
        path to the value, and don't have to bother opening the key
        first.  So:

        Instead of:
          k = SCons.Util.RegOpenKeyEx(SCons.Util.HKEY_LOCAL_MACHINE,
                r'SOFTWARE\Microsoft\Windows\CurrentVersion')
          out = SCons.Util.RegQueryValueEx(k,
                'ProgramFilesDir')

        You can write:
          out = SCons.Util.RegGetValue(SCons.Util.HKEY_LOCAL_MACHINE,
                r'SOFTWARE\Microsoft\Windows\CurrentVersion\ProgramFilesDir')
        """
        # I would use os.path.split here, but it's not a filesystem
        # path...
        p = key.rfind('\\') + 1
        keyp = key[:p-1]          # -1 to omit trailing slash
        val = key[p:]
        k = RegOpenKeyEx(root, keyp)
        return RegQueryValueEx(k,val)

def RegOpenKeyEx(root, key):
        raise WinError