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Implement PNP_AddID.

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svn path=/trunk/; revision=22310
This commit is contained in:
Eric Kohl 2006-06-11 13:20:46 +00:00
parent b9bcb95e37
commit 47a7900e91
1 changed files with 102 additions and 9 deletions
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111
reactos/base/services/umpnpmgr/umpnpmgr.c
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@ -1039,24 +1039,117 @@ PNP_UninstallDevInst(handle_t BindingHandle,
}
static BOOL
CheckForDeviceId(LPWSTR lpDeviceIdList,
LPWSTR lpDeviceId)
{
LPWSTR lpPtr;
DWORD dwLength;
lpPtr = lpDeviceIdList;
while (*lpPtr != 0)
{
dwLength = wcslen(lpPtr);
if (!_wcsicmp(lpPtr, lpDeviceId))
return TRUE;
lpPtr += (dwLength + 1);
}
return FALSE;
}
static VOID
AppendDeviceId(LPWSTR lpDeviceIdList,
LPDWORD lpDeviceIdListSize,
LPWSTR lpDeviceId)
{
DWORD dwLen;
DWORD dwPos;
dwLen = wcslen(lpDeviceId);
dwPos = (*lpDeviceIdListSize / sizeof(WCHAR)) - 1;
wcscpy(&lpDeviceIdList[dwPos], lpDeviceId);
dwPos += (dwLen + 1);
lpDeviceIdList[dwPos] = 0;
*lpDeviceIdListSize = dwPos * sizeof(WCHAR);
}
/* Function 34 */
CONFIGRET
PNP_AddID(handle_t BindingHandle,
wchar_t *DeviceInstance, /* in, string, unique */
wchar_t *DeviceId, /* in, string */
wchar_t *DeviceInstance,
wchar_t *DeviceId,
DWORD Flags)
{
CONFIGRET ret = CR_SUCCESS;
HKEY hDeviceKey;
LPWSTR pszSubKey;
DWORD dwDeviceIdListSize;
WCHAR szDeviceIdList[512];
DPRINT1("PNP_AddID() called\n");
DPRINT1(" DeviceInstance: %S\n", DeviceInstance);
DPRINT1(" DeviceId: %S\n", DeviceId);
DPRINT1(" Flags: %lx\n", Flags);
DPRINT("PNP_AddID() called\n");
DPRINT(" DeviceInstance: %S\n", DeviceInstance);
DPRINT(" DeviceId: %S\n", DeviceId);
DPRINT(" Flags: %lx\n", Flags);
/* FIXME */
ret = CR_CALL_NOT_IMPLEMENTED;
if (RegOpenKeyExW(hEnumKey,
DeviceInstance,
0,
KEY_QUERY_VALUE | KEY_SET_VALUE,
&hDeviceKey) != ERROR_SUCCESS)
{
DPRINT("Failed to open the device key!\n");
return CR_INVALID_DEVNODE;
}
DPRINT1("PNP_AddID() done (returns %lx)\n", ret);
pszSubKey = (Flags & CM_ADD_ID_COMPATIBLE) ? L"CompatibleIDs" : L"HardwareID";
dwDeviceIdListSize = 512 * sizeof(WCHAR);
if (RegQueryValueExW(hDeviceKey,
pszSubKey,
NULL,
NULL,
(LPBYTE)szDeviceIdList,
&dwDeviceIdListSize) != ERROR_SUCCESS)
{
DPRINT("Failed to query the desired ID string!\n");
ret = CR_REGISTRY_ERROR;
goto Done;
}
/* Check whether the device ID is already in use */
if (CheckForDeviceId(szDeviceIdList, DeviceId))
{
DPRINT("Device ID was found in the ID string!\n");
ret = CR_SUCCESS;
goto Done;
}
/* Append the Device ID */
AppendDeviceId(szDeviceIdList, &dwDeviceIdListSize, DeviceId);
if (RegSetValueExW(hDeviceKey,
pszSubKey,
0,
REG_MULTI_SZ,
(LPBYTE)szDeviceIdList,
dwDeviceIdListSize) != ERROR_SUCCESS)
{
DPRINT("Failed to set the desired ID string!\n");
ret = CR_REGISTRY_ERROR;
}
Done:
RegCloseKey(hDeviceKey);
DPRINT("PNP_AddID() done (returns %lx)\n", ret);
return ret;
}