[janderwald] 36892: - Convert the string using the WideCharToMultiByte function and fix passed parameters - Always zero-terminate the converted buffer - Remove querying NameServer / DhcpNameServer under Parameters key because it is not used and was not working - Initialize PrivateNSEnum CurrentName member - Make sure that only successfully converted NameServer get copied

Author: janderwald
Date: Wed Oct 22 06:37:33 2008
New Revision: 36892
URL: http://svn.reactos.org/svn/reactos?rev=36892&view=rev
Log:
- Convert the string using the WideCharToMultiByte function and fix passed parameters
- Always zero-terminate the converted buffer
- Remove querying NameServer / DhcpNameServer under Parameters key because it is not used
and was not working
- Initialize PrivateNSEnum CurrentName member
- Make sure that only successfully converted NameServer get copied
Modified:
    trunk/reactos/dll/win32/iphlpapi/resinfo_reactos.c
Modified: trunk/reactos/dll/win32/iphlpapi/resinfo_reactos.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/iphlpapi/resinfo…
==============================================================================
--- trunk/reactos/dll/win32/iphlpapi/resinfo_reactos.c [iso-8859-1] (original)
+++ trunk/reactos/dll/win32/iphlpapi/resinfo_reactos.c [iso-8859-1] Wed Oct 22 06:37:33
2008
@@ -181,12 +181,18 @@
                                               PWCHAR Server,
                                               PVOID _Data ) {
     PNAME_SERVER_LIST_PRIVATE Data = (PNAME_SERVER_LIST_PRIVATE)_Data;
-    RtlUnicodeToMultiByteN((PCHAR)&Data->AddrString[Data->CurrentName],
-                          sizeof(Data->AddrString[0]),
-                          NULL,
-                          Server,
-                          wcslen(Server));
-    Data->CurrentName++;
+
+    if (WideCharToMultiByte(CP_ACP, 0, Server, -1,
+                          Data->AddrString[Data->CurrentName].String,
+                          16, NULL, NULL))
+       {
+               Data->AddrString[Data->CurrentName].String[15] = '\0';
+               Data->CurrentName++;
+       }
+       else
+       {
+               Data->AddrString[Data->CurrentName].String[0] = '\0';
+       }
 }
 static void CreateNameServerListEnumIfFunc( HKEY RegHandle,
@@ -207,43 +213,19 @@
 }
 PIPHLP_RES_INFO getResInfo() {
-    DWORD i, ServerCount, ExtraServer;
-    HKEY hKey;
-    LONG errCode;
-    PWCHAR Str;
-    IP_ADDR_STRING AddrString;
+    DWORD i, ServerCount;
     NAME_SERVER_LIST_PRIVATE PrivateNSEnum = { 0 };
     PIPHLP_RES_INFO ResInfo;
     struct sockaddr_in *AddrList;
     ServerCount = CountNameServers( &PrivateNSEnum );
-
-    errCode = RegOpenKeyExA(HKEY_LOCAL_MACHINE,
-                           "SYSTEM\\CurrentControlSet\\Services\\Tcpip\\"
-                           "Parameters", 0, KEY_READ, &hKey);
-    if (errCode != ERROR_SUCCESS) {
-       RegCloseKey( hKey );
-       return NULL;
-    }
-
-    Str = QueryRegistryValueString( hKey, L"NameServer" );
-
-    /* If NameServer is empty */
-    if (!Str || *Str == L'\0')
-    {
-        /* Then use DhcpNameServer */
-        Str = QueryRegistryValueString( hKey, L"DhcpNameServer" );
-    }
-
-    ExtraServer = Str ? 1 : 0;
-
-    ServerCount += ExtraServer;
     PrivateNSEnum.NumServers = ServerCount;
     PrivateNSEnum.AddrString =
        (PIP_ADDRESS_STRING)
        RtlAllocateHeap( GetProcessHeap(), 0,
                         ServerCount * sizeof(IP_ADDRESS_STRING) );
+       PrivateNSEnum.CurrentName = 0;
     ResInfo =
        (PIPHLP_RES_INFO)RtlAllocateHeap
@@ -253,7 +235,6 @@
     if( !ResInfo ) {
        RtlFreeHeap( GetProcessHeap(), 0, PrivateNSEnum.AddrString );
-       RegCloseKey( hKey );
        return NULL;
     }
@@ -264,30 +245,15 @@
     MakeNameServerList( &PrivateNSEnum );
-    if( ExtraServer ) {
-       ULONG ResultSize;
-
-       for( ResultSize = 0; Str[ResultSize]; ResultSize++ )
-           ((PCHAR)&AddrString)[ResultSize] = Str[ResultSize];
-
-       ((PCHAR)&AddrString)[ResultSize] = 0;
-       ResInfo->riAddressList[0].sin_family = AF_INET;
-       ResInfo->riAddressList[0].sin_addr.s_addr =
-           inet_addr( (PCHAR)&AddrString );
-       ResInfo->riAddressList[0].sin_port = 0;
-       ConsumeRegValueString( Str );
-    }
-
-    for( i = ExtraServer; i < ServerCount; i++ ) {
+    for( i = 0; i < PrivateNSEnum.CurrentName; i++ ) {
        /* Hmm seems that dns servers are always AF_INET but ... */
        ResInfo->riAddressList[i].sin_family = AF_INET;
        ResInfo->riAddressList[i].sin_addr.s_addr =
-           inet_addr( (PCHAR)&PrivateNSEnum.AddrString[i - ExtraServer] );
+           inet_addr(PrivateNSEnum.AddrString[i].String );
        ResInfo->riAddressList[i].sin_port = 0;
     }
     RtlFreeHeap( GetProcessHeap(), 0, PrivateNSEnum.AddrString );
-    RegCloseKey( hKey );
     return ResInfo;
 }