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Diffstat (limited to 'tap-win32/tapdrvr.c')
-rwxr-xr-xtap-win32/tapdrvr.c76
1 files changed, 60 insertions, 16 deletions
diff --git a/tap-win32/tapdrvr.c b/tap-win32/tapdrvr.c
index 0997bd5..9c6304b 100755
--- a/tap-win32/tapdrvr.c
+++ b/tap-win32/tapdrvr.c
@@ -8,7 +8,7 @@
* Copyright (C) Damion K. Wilson, 2003, and is released under the
* GPL version 2 (see below).
*
- * All other source code is Copyright (C) 2002-2005 OpenVPN Solutions LLC,
+ * All other source code is Copyright (C) 2002-2006 OpenVPN Solutions LLC,
* and is released under the GPL version 2 (see below).
*
* This program is free software; you can redistribute it and/or modify
@@ -364,19 +364,6 @@ NDIS_STATUS AdapterCreate
AdapterHalt);
l_Adapter->m_RegisteredAdapterShutdownHandler = TRUE;
- //====================================
- // Allocate and construct adapter name
- //====================================
-
- if (RtlUnicodeStringToAnsiString (
- &l_Adapter->m_NameAnsi,
- &((PNDIS_MINIPORT_BLOCK) p_AdapterHandle)->MiniportName,
- TRUE) != STATUS_SUCCESS)
- {
- AdapterFreeResources (l_Adapter);
- return NDIS_STATUS_RESOURCES;
- }
-
//============================================
// Get parameters from registry which were set
// in the adapter advanced properties dialog.
@@ -392,8 +379,66 @@ NDIS_STATUS AdapterCreate
l_Adapter->m_MediaState = FALSE;
NdisOpenConfiguration (&status, &configHandle, p_ConfigurationHandle);
- if (status == NDIS_STATUS_SUCCESS)
+ if (status != NDIS_STATUS_SUCCESS)
{
+ DEBUGP (("[TAP] Couldn't open adapter registry\n"));
+ AdapterFreeResources (l_Adapter);
+ return status;
+ }
+
+ //====================================
+ // Allocate and construct adapter name
+ //====================================
+ {
+ NDIS_STRING key = NDIS_STRING_CONST("MiniportName");
+ NdisReadConfiguration (&status, &parm, configHandle, &key, NdisParameterString);
+ if (status == NDIS_STATUS_SUCCESS)
+ {
+ if (parm->ParameterType == NdisParameterString)
+ {
+ DEBUGP (("[TAP] NdisReadConfiguration (MiniportName=%s)\n", parm->ParameterData.StringData.Buffer));
+
+ if (RtlUnicodeStringToAnsiString (
+ &l_Adapter->m_NameAnsi,
+ &parm->ParameterData.StringData,
+ TRUE) != STATUS_SUCCESS)
+ {
+ DEBUGP (("[TAP] RtlUnicodeStringToAnsiString MiniportName failed\n"));
+ status = NDIS_STATUS_RESOURCES;
+ }
+ }
+ } else {
+ /* "MiniportName" is available only XP and above. Not on Windows 2000. */
+ NDIS_STRING key = NDIS_STRING_CONST("NdisVersion");
+ NdisReadConfiguration (&status, &parm, configHandle, &key, NdisParameterInteger);
+ if (status == NDIS_STATUS_SUCCESS)
+ {
+ if (parm->ParameterData.IntegerData == 0x50000)
+ {
+ /* Fallback for Windows 2000 with NDIS version 5.00.00
+ Don't use this on Vista, 'NDIS_MINIPORT_BLOCK' was changed! */
+ DEBUGP (("[TAP] NdisReadConfiguration NdisVersion (Int=%X)\n", parm->ParameterData.IntegerData));
+ if (RtlUnicodeStringToAnsiString (
+ &l_Adapter->m_NameAnsi,
+ &((PNDIS_MINIPORT_BLOCK) p_AdapterHandle)->MiniportName,
+ TRUE) != STATUS_SUCCESS)
+ {
+ DEBUGP (("[TAP] RtlUnicodeStringToAnsiString MiniportName (W2K) failed\n"));
+ status = NDIS_STATUS_RESOURCES;
+ }
+ }
+ }
+ }
+ }
+
+ /* Can't continue without name (see macro 'NAME') */
+ if (status != NDIS_STATUS_SUCCESS || !l_Adapter->m_NameAnsi.Buffer)
+ {
+ NdisCloseConfiguration (configHandle);
+ AdapterFreeResources (l_Adapter);
+ return NDIS_STATUS_RESOURCES;
+ }
+
/* Read MTU setting from registry */
{
NDIS_STRING key = NDIS_STRING_CONST("MTU");
@@ -470,7 +515,6 @@ NDIS_STATUS AdapterCreate
}
NdisCloseConfiguration (configHandle);
- }
DEBUGP (("[%s] MTU=%d\n", NAME (l_Adapter), l_Adapter->m_MTU));
}