diff --git a/windows/generated_def/meta.py b/windows/generated_def/meta.py
index e284a6d..8c5c2e5 100644
--- a/windows/generated_def/meta.py
+++ b/windows/generated_def/meta.py
@@ -13250,6 +13250,7 @@ enums = set(['ACCESS_MODE',
      'CBA_EVENT_SEVERITY',
      'CLSCTX',
      'COINIT',
+     'COMPUTER_NAME_FORMAT',
      'COMSD',
      'DESCKIND',
      'DNS_FREE_TYPE',
@@ -13379,6 +13380,7 @@ enums = set(['ACCESS_MODE',
      '_BG_JOB_TYPE',
      '_CALLFRAME_COPY',
      '_CBA_EVENT_SEVERITY',
+     '_COMPUTER_NAME_FORMAT',
      '_EVT_CHANNEL_CONFIG_PROPERTY_ID',
      '_EVT_CHANNEL_ISOLATION_TYPE',
      '_EVT_CHANNEL_TYPE',
@@ -13735,6 +13737,8 @@ functions = set(['AccessCheck',
      'GetClipboardFormatNameA',
      'GetClipboardFormatNameW',
      'GetComputerNameA',
+     'GetComputerNameExA',
+     'GetComputerNameExW',
      'GetComputerNameW',
      'GetCurrentProcess',
      'GetCurrentProcessorNumber',
diff --git a/windows/generated_def/winfuncs.py b/windows/generated_def/winfuncs.py
index 15ede01..6d6a1f2 100644
--- a/windows/generated_def/winfuncs.py
+++ b/windows/generated_def/winfuncs.py
@@ -2700,6 +2700,16 @@ NtDelayExecutionParams = ((1, 'Alertable'), (1, 'DelayInterval'))
 NtTerminateProcessPrototype = WINFUNCTYPE(NTSTATUS, HANDLE, NTSTATUS)
 NtTerminateProcessParams = ((1, 'ProcessHandle'), (1, 'ExitStatus'))
 
+#def GetComputerNameExA(NameType, lpBuffer, nSize):
+#    return GetComputerNameExA.ctypes_function(NameType, lpBuffer, nSize)
+GetComputerNameExAPrototype = WINFUNCTYPE(BOOL, COMPUTER_NAME_FORMAT, LPSTR, LPDWORD)
+GetComputerNameExAParams = ((1, 'NameType'), (1, 'lpBuffer'), (1, 'nSize'))
+
+#def GetComputerNameExW(NameType, lpBuffer, nSize):
+#    return GetComputerNameExW.ctypes_function(NameType, lpBuffer, nSize)
+GetComputerNameExWPrototype = WINFUNCTYPE(BOOL, COMPUTER_NAME_FORMAT, LPWSTR, LPDWORD)
+GetComputerNameExWParams = ((1, 'NameType'), (1, 'lpBuffer'), (1, 'nSize'))
+
 #def FileTimeToSystemTime(lpFileTime, lpSystemTime):
 #    return FileTimeToSystemTime.ctypes_function(lpFileTime, lpSystemTime)
 FileTimeToSystemTimePrototype = WINFUNCTYPE(BOOL, POINTER(FILETIME), LPSYSTEMTIME)
diff --git a/windows/generated_def/winstructs.py b/windows/generated_def/winstructs.py
index 98b53c6..b39b973 100644
--- a/windows/generated_def/winstructs.py
+++ b/windows/generated_def/winstructs.py
@@ -9485,6 +9485,21 @@ PEXPLICIT_ACCESSW = POINTER(_EXPLICIT_ACCESS_W)
 PEXPLICIT_ACCESS_W = POINTER(_EXPLICIT_ACCESS_W)
 EXPLICIT_ACCESS_W = _EXPLICIT_ACCESS_W
 
+ComputerNameNetBIOS = EnumValue("_COMPUTER_NAME_FORMAT", "ComputerNameNetBIOS", 0x0)
+ComputerNameDnsHostname = EnumValue("_COMPUTER_NAME_FORMAT", "ComputerNameDnsHostname", 0x1)
+ComputerNameDnsDomain = EnumValue("_COMPUTER_NAME_FORMAT", "ComputerNameDnsDomain", 0x2)
+ComputerNameDnsFullyQualified = EnumValue("_COMPUTER_NAME_FORMAT", "ComputerNameDnsFullyQualified", 0x3)
+ComputerNamePhysicalNetBIOS = EnumValue("_COMPUTER_NAME_FORMAT", "ComputerNamePhysicalNetBIOS", 0x4)
+ComputerNamePhysicalDnsHostname = EnumValue("_COMPUTER_NAME_FORMAT", "ComputerNamePhysicalDnsHostname", 0x5)
+ComputerNamePhysicalDnsDomain = EnumValue("_COMPUTER_NAME_FORMAT", "ComputerNamePhysicalDnsDomain", 0x6)
+ComputerNamePhysicalDnsFullyQualified = EnumValue("_COMPUTER_NAME_FORMAT", "ComputerNamePhysicalDnsFullyQualified", 0x7)
+ComputerNameMax = EnumValue("_COMPUTER_NAME_FORMAT", "ComputerNameMax", 0x8)
+class _COMPUTER_NAME_FORMAT(EnumType):
+    values = [ComputerNameNetBIOS, ComputerNameDnsHostname, ComputerNameDnsDomain, ComputerNameDnsFullyQualified, ComputerNamePhysicalNetBIOS, ComputerNamePhysicalDnsHostname, ComputerNamePhysicalDnsDomain, ComputerNamePhysicalDnsFullyQualified, ComputerNameMax]
+    mapper = FlagMapper(*values)
+COMPUTER_NAME_FORMAT = _COMPUTER_NAME_FORMAT
+
+
 class _SYSTEM_PROCESS_INFORMATION(Structure):
     _fields_ = [
         ("NextEntryOffset", ULONG),