static void
idnsParseWIN32Registry(void)
{
char *t;
char *token;
HKEY hndKey, hndKey2;
switch (WIN32_OS_version) {
case _WIN_OS_WINNT:
/* get nameservers from the Windows NT registry */
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, REG_TCPIP_PARA, 0, KEY_QUERY_VALUE, &hndKey) == ERROR_SUCCESS) {
DWORD Type = 0;
DWORD Size = 0;
LONG Result;
Result = RegQueryValueEx(hndKey, "DhcpNameServer", NULL, &Type, NULL, &Size);
if (Result == ERROR_SUCCESS && Size) {
t = (char *) xmalloc(Size);
RegQueryValueEx(hndKey, "DhcpNameServer", NULL, &Type, t, &Size);
token = strtok(t, ", ");
while (token) {
idnsAddNameserver(token);
debug(78, 1) ("Adding DHCP nameserver %s from Registry\n", token);
token = strtok(NULL, ", ");
}
xfree(t);
}
Result =
RegQueryValueEx(hndKey, "NameServer", NULL, &Type, NULL, &Size);
if (Result == ERROR_SUCCESS && Size) {
t = (char *) xmalloc(Size);
RegQueryValueEx(hndKey, "NameServer", NULL, &Type, t, &Size);
token = strtok(t, ", ");
while (token) {
debug(78, 1) ("Adding nameserver %s from Registry\n", token);
idnsAddNameserver(token);
token = strtok(NULL, ", ");
}
xfree(t);
}
RegCloseKey(hndKey);
}
idnsParseWIN32SearchList(" ");
break;
case _WIN_OS_WIN2K:
case _WIN_OS_WINXP:
case _WIN_OS_WINNET:
case _WIN_OS_WINLON:
case _WIN_OS_WIN7:
/* get nameservers from the Windows 2000 registry */
/* search all interfaces for DNS server addresses */
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, REG_TCPIP_PARA_INTERFACES, 0, KEY_READ, &hndKey) == ERROR_SUCCESS) {
int i;
int MaxSubkeyLen;
DWORD InterfacesCount;
char *keyname;
FILETIME ftLastWriteTime;
if (RegQueryInfoKey(hndKey, NULL, NULL, NULL, &InterfacesCount, &MaxSubkeyLen, NULL, NULL, NULL, NULL, NULL, NULL) == ERROR_SUCCESS) {
keyname = (char *) xmalloc(++MaxSubkeyLen);
for (i = 0; i < (int) InterfacesCount; i++) {
int j;
j = MaxSubkeyLen;
if (RegEnumKeyEx(hndKey, i, keyname, &j, NULL, NULL, NULL, &ftLastWriteTime) == ERROR_SUCCESS) {
char *newkeyname;
newkeyname = (char *) xmalloc(sizeof(REG_TCPIP_PARA_INTERFACES) + j + 2);
strcpy(newkeyname, REG_TCPIP_PARA_INTERFACES);
strcat(newkeyname, "\\");
strcat(newkeyname, keyname);
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, newkeyname, 0, KEY_QUERY_VALUE, &hndKey2) == ERROR_SUCCESS) {
DWORD Type = 0;
DWORD Size = 0;
LONG Result;
Result = RegQueryValueEx(hndKey2, "DhcpNameServer", NULL, &Type, NULL, &Size);
if (Result == ERROR_SUCCESS && Size) {
t = (char *) xmalloc(Size);
RegQueryValueEx(hndKey2, "DhcpNameServer", NULL, &Type, t, &Size);
token = strtok(t, ", ");
while (token) {
debug(78, 1) ("Adding DHCP nameserver %s from Registry\n", token);
idnsAddNameserver(token);
token = strtok(NULL, ", ");
}
xfree(t);
}
Result = RegQueryValueEx(hndKey2, "NameServer", NULL, &Type, NULL, &Size);
if (Result == ERROR_SUCCESS && Size) {
t = (char *) xmalloc(Size);
RegQueryValueEx(hndKey2, "NameServer", NULL, &Type, t, &Size);
token = strtok(t, ", ");
while (token) {
debug(78, 1) ("Adding nameserver %s from Registry\n", token);
idnsAddNameserver(token);
token = strtok(NULL, ", ");
}
xfree(t);
}
RegCloseKey(hndKey2);
}
xfree(newkeyname);
}
}
xfree(keyname);
}
RegCloseKey(hndKey);
}
idnsParseWIN32SearchList(", ");
break;
case _WIN_OS_WIN95:
case _WIN_OS_WIN98:
case _WIN_OS_WINME:
/* get nameservers from the Windows 9X registry */
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, REG_VXD_MSTCP, 0, KEY_QUERY_VALUE, &hndKey) == ERROR_SUCCESS) {
DWORD Type = 0;
DWORD Size = 0;
LONG Result;
Result = RegQueryValueEx(hndKey, "NameServer", NULL, &Type, NULL, &Size);
if (Result == ERROR_SUCCESS && Size) {
t = (char *) xmalloc(Size);
RegQueryValueEx(hndKey, "NameServer", NULL, &Type, t, &Size);
token = strtok(t, ", ");
while (token) {
debug(78, 1) ("Adding nameserver %s from Registry\n", token);
idnsAddNameserver(token);
token = strtok(NULL, ", ");
}
xfree(t);
}
RegCloseKey(hndKey);
}
break;
default:
debug(78, 1)
("Failed to read nameserver from Registry: Unknown System Type.\n");
return;
}
}
static void
idnsParseWIN32Registry(void)
{
char *t;
char *token;
HKEY hndKey, hndKey2;
switch (WIN32_OS_version)
{
case _WIN_OS_WINNT:
/* get nameservers from the Windows NT registry */
if (RegOpenKey(HKEY_LOCAL_MACHINE,
"SYSTEM\\CurrentControlSet\\Services\\Tcpip\\Parameters",
&hndKey) == ERROR_SUCCESS)
{
DWORD Type = 0;
DWORD Size = 0;
LONG Result;
Result =
RegQueryValueEx(hndKey, "DhcpNameServer", NULL, &Type, NULL,
&Size);
if (Result == ERROR_SUCCESS && Size)
{
t = (char *) xmalloc(Size);
RegQueryValueEx(hndKey, "DhcpNameServer", NULL, &Type, t,
&Size);
token = strtok(t, ", ");
while (token)
{
idnsAddNameserver(token);
debug(78, 1) ("Adding DHCP nameserver %s from Registry\n",
token);
token = strtok(NULL, ", ");
}
xfree(t);
}
Result =
RegQueryValueEx(hndKey, "NameServer", NULL, &Type, NULL, &Size);
if (Result == ERROR_SUCCESS && Size)
{
t = (char *) xmalloc(Size);
RegQueryValueEx(hndKey, "NameServer", NULL, &Type, t, &Size);
token = strtok(t, ", ");
while (token)
{
debug(78, 1) ("Adding nameserver %s from Registry\n",
token);
idnsAddNameserver(token);
token = strtok(NULL, ", ");
}
xfree(t);
}
RegCloseKey(hndKey);
}
idnsParseWIN32SearchList(" ");
break;
case _WIN_OS_WIN2K:
case _WIN_OS_WINXP:
case _WIN_OS_WINNET:
case _WIN_OS_WINLON:
/* get nameservers from the Windows 2000 registry */
/* search all interfaces for DNS server addresses */
if (RegOpenKey(HKEY_LOCAL_MACHINE,
"SYSTEM\\CurrentControlSet\\Services\\Tcpip\\Parameters\\Interfaces",
&hndKey) == ERROR_SUCCESS)
{
int i;
char keyname[255];
for (i = 0; i < 10; i++)
{
if (RegEnumKey(hndKey, i, (char *) &keyname,
255) == ERROR_SUCCESS)
{
char newkeyname[255];
strcpy(newkeyname,
"SYSTEM\\CurrentControlSet\\Services\\Tcpip\\Parameters\\Interfaces\\");
strcat(newkeyname, keyname);
if (RegOpenKey(HKEY_LOCAL_MACHINE, newkeyname,
&hndKey2) == ERROR_SUCCESS)
{
DWORD Type = 0;
DWORD Size = 0;
LONG Result;
Result =
RegQueryValueEx(hndKey2, "DhcpNameServer", NULL,
&Type, NULL, &Size);
if (Result == ERROR_SUCCESS && Size)
{
t = (char *) xmalloc(Size);
RegQueryValueEx(hndKey2, "DhcpNameServer", NULL,
&Type, t, &Size);
token = strtok(t, ", ");
while (token)
{
debug(78, 1)
("Adding DHCP nameserver %s from Registry\n",
token);
idnsAddNameserver(token);
token = strtok(NULL, ", ");
}
xfree(t);
}
Result =
RegQueryValueEx(hndKey2, "NameServer", NULL, &Type,
NULL, &Size);
if (Result == ERROR_SUCCESS && Size)
{
t = (char *) xmalloc(Size);
RegQueryValueEx(hndKey2, "NameServer", NULL, &Type,
t, &Size);
token = strtok(t, ", ");
while (token)
{
debug(78, 1) ("Adding nameserver %s from Registry\n",
token);
idnsAddNameserver(token);
token = strtok(NULL, ", ");
}
xfree(t);
}
RegCloseKey(hndKey2);
}
}
}
RegCloseKey(hndKey);
}
idnsParseWIN32SearchList(", ");
break;
case _WIN_OS_WIN95:
case _WIN_OS_WIN98:
case _WIN_OS_WINME:
/* get nameservers from the Windows 9X registry */
if (RegOpenKey(HKEY_LOCAL_MACHINE,
"SYSTEM\\CurrentControlSet\\Services\\VxD\\MSTCP",
&hndKey) == ERROR_SUCCESS)
{
DWORD Type = 0;
DWORD Size = 0;
LONG Result;
Result =
RegQueryValueEx(hndKey, "NameServer", NULL, &Type, NULL, &Size);
if (Result == ERROR_SUCCESS && Size)
{
t = (char *) xmalloc(Size);
RegQueryValueEx(hndKey, "NameServer", NULL, &Type, t, &Size);
token = strtok(t, ", ");
while (token)
{
debug(78, 1) ("Adding nameserver %s from Registry\n",
token);
idnsAddNameserver(token);
token = strtok(NULL, ", ");
}
xfree(t);
}
RegCloseKey(hndKey);
}
break;
default:
debug(78, 1)
("Failed to read nameserver from Registry: Unknown System Type.\n");
return;
}
}
