通过注册表修改WINCE系统IP参数

紧跟《注册表中RegSetValueEx用法》文章，自己写了一个测试程序，用到的注册表函数有：

RegCreateKeyEx、RegSetValueEx、RegFlushKey、RegCloseKey。

测试程序的功能是，谁知当前WINCE设备的IP地址，包括：子网掩码、默认网关等，并且使设置参数重启有效

#include <ntddndis.h>
#include <Iphlpapi.h>

HINSTANCE hMainInstance=NULL;

TCHAR szMsg[256];

void Rebind_Adapter()
{
HANDLE hDevice;
hDevice = CreateFile(
TEXT("NDS0:"),
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL,
OPEN_EXISTING,
0,
NULL);
if (hDevice != INVALID_HANDLE_VALUE)
{
if(DeviceIoControl(
hDevice,
IOCTL_NDIS_REBIND_ADAPTER,
TEXT("CS89501/0"),
sizeof(TEXT("CS89501/0")),
NULL, 0, NULL, NULL))
{
RETAILMSG(1, (TEXT("Rebind NDS0 ok/r/n")));
}
else
{
RETAILMSG(1, (TEXT("Rebind NDS0 failed/r/n")));
}

CloseHandle(hDevice);
}
else
{
RETAILMSG(1, (TEXT("CreateFile NDS0 Failed/r/n")));
}
}

void RegSetUStringValue(HKEY root, LPCWSTR Path, LPCWSTR Attr, LPCWSTR Value)
{
HKEY hKey;
DWORD nDisposition;
if (RegCreateKeyEx (root, Path, 0, NULL, 0, 0, 0, &hKey, &nDisposition) == ERROR_SUCCESS )
{
RegSetValueEx(hKey, Attr, 0, REG_SZ, (BYTE*)Value, wcslen(Value)*2);
RETAILMSG(1, (TEXT("RegSetValueEx %s %d/r/n"), Value, wcslen(Value)));
RegFlushKey(hKey);
RegCloseKey(hKey);
}
}
void RegSetUintValue(HKEY root, LPCWSTR Path, LPCWSTR Attr, DWORD Value)
{
HKEY hKey;
DWORD nDisposition;
if (RegCreateKeyEx (root, Path, 0, NULL, 0, 0, 0, &hKey, &nDisposition) == ERROR_SUCCESS )
{
RegSetValueEx(hKey, Attr, 0, REG_DWORD, (BYTE*)(&Value), sizeof(DWORD));
RegFlushKey(hKey);
RegCloseKey(hKey);
}
}

static void SetDHCP(HWND m_hWnd)
{
RegSetUintValue(HKEY_LOCAL_MACHINE, L"Comm//CS89501//Parms//TcpIp", L"EnableDHCP", 1);
Rebind_Adapter();
}

static void SetStaticIP(HWND m_hWnd)
{
TCHAR szIpAddress[32];
TCHAR szGateway[32];
TCHAR szNetmask[32];

memset(szIpAddress,0,sizeof(szIpAddress));
GetWindowText(GetDlgItem(m_hWnd, IDC_EDIT_IPADDRESS), szIpAddress, sizeof(szIpAddress));
memset(szGateway,0,sizeof(szGateway));
GetWindowText(GetDlgItem(m_hWnd, IDC_EDIT_GATEWAY), szGateway, sizeof(szGateway));
memset(szNetmask,0,sizeof(szNetmask));
GetWindowText(GetDlgItem(m_hWnd, IDC_EDIT_NETMASK), szNetmask, sizeof(szNetmask));

RETAILMSG(1, (TEXT("SetStaticIP/r/nszIpAddress = %s/r/n"), szIpAddress));
RETAILMSG(1, (TEXT("szGateway = %s/r/n"), szGateway));
RETAILMSG(1, (TEXT("szNetmask = %s/r/n"), szNetmask));

RegSetUStringValue(HKEY_LOCAL_MACHINE, L"Comm//CS89501//Parms//TcpIp", L"IpAddress", szIpAddress);
RegSetUStringValue(HKEY_LOCAL_MACHINE, L"Comm//CS89501//Parms//TcpIp", L"Subnetmask", szNetmask);
RegSetUStringValue(HKEY_LOCAL_MACHINE, L"Comm//CS89501//Parms//TcpIp", L"DefaultGateway", szGateway);
RegSetUintValue(HKEY_LOCAL_MACHINE, L"Comm//CS89501//Parms//TcpIp", L"EnableDHCP", 0);
Rebind_Adapter();

}

void GetConfig(HWND m_hWnd)
{
int ret;
IP_ADAPTER_INFO* pAdapterInfo = NULL;
DWORD pOutBufLen = 0;
TCHAR szIpAddress[32];
TCHAR szGateway[32];
TCHAR szNetmask[32];
TCHAR szMacAddress[32];

HKEY hKey;
DWORD dwType;
DWORD dwCbData;
DWORD dwValue[3];

ret = GetAdaptersInfo(pAdapterInfo, &pOutBufLen);

pAdapterInfo = (IP_ADAPTER_INFO*)malloc(pOutBufLen);
ret = GetAdaptersInfo(pAdapterInfo, &pOutBufLen);

memset(szIpAddress,0,sizeof(szIpAddress));
MultiByteToWideChar (CP_ACP, 0, pAdapterInfo->IpAddressList.IpAddress.String, strlen(pAdapterInfo->IpAddressList.IpAddress.String), szIpAddress, sizeof(szIpAddress));
memset(szNetmask,0,sizeof(szNetmask));
MultiByteToWideChar (CP_ACP, 0, pAdapterInfo->IpAddressList.IpMask.String, strlen(pAdapterInfo->IpAddressList.IpMask.String), szNetmask, sizeof(szNetmask));
memset(szGateway,0,sizeof(szGateway));
MultiByteToWideChar (CP_ACP, 0, pAdapterInfo->GatewayList.IpAddress.String, strlen(pAdapterInfo->GatewayList.IpAddress.String), szGateway, sizeof(szGateway));

RETAILMSG(1, (TEXT("szIpAddress = %s/r/n"), szIpAddress));
RETAILMSG(1, (TEXT("szGateway = %s/r/n"), szGateway));
RETAILMSG(1, (TEXT("szNetmask = %s/r/n"), szNetmask));
SetWindowText(GetDlgItem(m_hWnd, IDC_EDIT_IPADDRESS), szIpAddress);
SetWindowText(GetDlgItem(m_hWnd, IDC_EDIT_GATEWAY), szGateway);
SetWindowText(GetDlgItem(m_hWnd, IDC_EDIT_NETMASK), szNetmask);

if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, L"Comm//CS89501//Parms", 0, 0, &hKey) == ERROR_SUCCESS)
{
dwType = REG_DWORD;
dwCbData = sizeof(DWORD);
RegQueryValueEx(hKey, L"MACAddress1", 0, &dwType, (LPBYTE)&dwValue[0], &dwCbData);
RegQueryValueEx(hKey, L"MACAddress2", 0, &dwType, (LPBYTE)&dwValue[1], &dwCbData);
RegQueryValueEx(hKey, L"MACAddress3", 0, &dwType, (LPBYTE)&dwValue[2], &dwCbData);
_stprintf(szMacAddress, TEXT("%02x:%02x:%02x:%02x:%02x:%02x"),
dwValue[0]&0xFF, (dwValue[0]>>8)&0xFF,
dwValue[1]&0xFF, (dwValue[1]>>8)&0xFF,
dwValue[2]&0xFF, (dwValue[2]>>8)&0xFF);
SetWindowText(GetDlgItem(m_hWnd, IDC_EDIT_MACADDRESS), szMacAddress);
RegFlushKey(hKey);
RegCloseKey( hKey);
}

}

void SaveMAC(HWND m_hWnd)
{
HKEY hKey;
TCHAR szMacAddress[32];
DWORD dwValue[6] = {0};
DWORD dwMacValue;

memset(szMacAddress,0,sizeof(szMacAddress));
GetWindowText(GetDlgItem(m_hWnd, IDC_EDIT_MACADDRESS), szMacAddress, sizeof(szMacAddress));

_stscanf(szMacAddress, TEXT("%02x:%02x:%02x:%02x:%02x:%02x"),
&dwValue[0],&dwValue[1],&dwValue[2],
&dwValue[3],&dwValue[4],&dwValue[5]);

if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, L"Comm//CS89501//Parms", 0, 0, &hKey) == ERROR_SUCCESS)
{
dwMacValue = (dwValue[1]<<8) + dwValue[0];
RegSetValueEx(hKey, L"MACAddress1", 0, REG_DWORD, (LPBYTE)&dwMacValue, sizeof(DWORD));
dwMacValue = (dwValue[3]<<8) + dwValue[2];
RegSetValueEx(hKey, L"MACAddress2", 0, REG_DWORD, (LPBYTE)&dwMacValue, sizeof(DWORD));
dwMacValue = (dwValue[5]<<8) + dwValue[4];
RegSetValueEx(hKey, L"MACAddress3", 0, REG_DWORD, (LPBYTE)&dwMacValue, sizeof(DWORD));
RegFlushKey(hKey);
RegCloseKey(hKey);
_stprintf(szMsg, TEXT("Save MAC Address/r/n%02x:%02x:%02x:%02x:%02x:%02x/r/n/r/nNeed to restart device./r/n"),
dwValue[0]&0xFF, (dwValue[1])&0xFF,
dwValue[2]&0xFF, (dwValue[3])&0xFF,
dwValue[4]&0xFF, (dwValue[5])&0xFF);
}
}

以下是相应设备原始注册表相关信息：

[HKEY_LOCAL_MACHINE/Comm/CS8950]
"DisplayName"="EP93xx Ethernet Driver"
"Group"="NDIS"
"ImagePath"="cs8950.dll"

[HKEY_LOCAL_MACHINE/Comm/CS8950/Linkage]
"Route"=multi_sz:"CS89501"

[HKEY_LOCAL_MACHINE/Comm/CS89501]
"DisplayName"="EP9312 Ethernet Driver"
"Group"="NDIS"
"ImagePath"="cs8950.dll"

[HKEY_LOCAL_MACHINE/Comm/CS89501/Parms]
"BusNumber"=dword:0
"BusType"=dword:0
; MACAddress: OverRide MAC Address stored in EEPROM.
; The 1st (the least) DWord (32bits) of the MAC Address
"MACAddress1"=dword:0012
; The 2nd DWord of the MAC Address
"MACAddress2"=dword:3456
; The 3rd (the most) DWord of the MAC Address
"MACAddress3"=dword:7890

; DuplexMode: 0:AutoNegotiate, 1:Half, 2:Full (Default:0)
"DuplexMode"=dword:0
; MediaSpeed: 0:AutoSense, 10:10_MBPS, 100:100_MBPS (Default:0)
"MediaSpeed"=dword:0

[HKEY_LOCAL_MACHINE/Comm/CS89501/Parms/TcpIp]
"DefaultGateway"="192.168.0.1"
"DontAddDefaultGateway"=dword:0
"UseZeroBroadcast"=dword:0
"IpAddress"="192.168.0.18"
"Subnetmask"="255.255.255.0"
"EnableDHCP"=dword:0

[HKEY_LOCAL_MACHINE/Comm/Tcpip/Linkage]
; This should be MULTI_SZ
; This is the list of llip drivers to load
"Bind"=multi_sz:"ppp","CS89501"