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reactos/dll/win32/setupapi/interface.c

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/*
* SetupAPI interface-related functions
*
* Copyright 2000 Andreas Mohr for CodeWeavers
* 2005-2006 Herv<72> Poussineau (hpoussin@reactos.org)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "setupapi_private.h"
/* Unicode constants */
static const WCHAR AddInterface[] = {'A','d','d','I','n','t','e','r','f','a','c','e',0};
static const WCHAR ClassGUID[] = {'C','l','a','s','s','G','U','I','D',0};
static const WCHAR Control[] = {'C','o','n','t','r','o','l',0};
static const WCHAR DeviceInstance[] = {'D','e','v','i','c','e','I','n','s','t','a','n','c','e',0};
static const WCHAR DotInterfaces[] = {'.','I','n','t','e','r','f','a','c','e','s',0};
static const WCHAR Linked[] = {'L','i','n','k','e','d',0};
static const WCHAR SymbolicLink[] = {'S','y','m','b','o','l','i','c','L','i','n','k',0};
static BOOL
CreateDeviceInterface(
IN struct DeviceInfo* deviceInfo,
IN LPCWSTR SymbolicLink,
IN LPCGUID pInterfaceGuid,
OUT struct DeviceInterface **pDeviceInterface)
{
struct DeviceInterface *deviceInterface;
*pDeviceInterface = NULL;
deviceInterface = HeapAlloc(GetProcessHeap(), 0,
FIELD_OFFSET(struct DeviceInterface, SymbolicLink) + (strlenW(SymbolicLink) + 1) * sizeof(WCHAR));
if (!deviceInterface)
{
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return FALSE;
}
deviceInterface->DeviceInfo = deviceInfo;
strcpyW(deviceInterface->SymbolicLink, SymbolicLink);
deviceInterface->Flags = 0; /* Flags will be updated later */
memcpy(&deviceInterface->InterfaceClassGuid, pInterfaceGuid, sizeof(GUID));
*pDeviceInterface = deviceInterface;
return TRUE;
}
BOOL
DestroyDeviceInterface(
struct DeviceInterface* deviceInterface)
{
return HeapFree(GetProcessHeap(), 0, deviceInterface);
}
LONG
SETUP_CreateInterfaceList(
struct DeviceInfoSet *list,
PCWSTR MachineName,
CONST GUID *InterfaceGuid,
PCWSTR DeviceInstanceW /* OPTIONAL */,
BOOL OnlyPresentInterfaces)
{
HKEY hInterfaceKey; /* HKLM\SYSTEM\CurrentControlSet\Control\DeviceClasses\{GUID} */
HKEY hDeviceInstanceKey; /* HKLM\SYSTEM\CurrentControlSet\Control\DeviceClasses\{GUID}\##?#{InstancePath} */
HKEY hReferenceKey; /* HKLM\SYSTEM\CurrentControlSet\Control\DeviceClasses\{GUID}\##?#{InstancePath}\#{ReferenceString} */
HKEY hControlKey; /* HKLM\SYSTEM\CurrentControlSet\Control\DeviceClasses\{GUID}\##?#{InstancePath}\#{ReferenceString}\Control */
HKEY hEnumKey; /* HKLM\SYSTEM\CurrentControlSet\Enum */
HKEY hKey; /* HKLM\SYSTEM\CurrentControlSet\Enum\{Instance\Path} */
LONG rc;
WCHAR KeyBuffer[max(MAX_PATH, MAX_GUID_STRING_LEN) + 1];
PWSTR pSymbolicLink = NULL;
PWSTR InstancePath = NULL;
DWORD i, j;
DWORD dwLength, dwInstancePathLength;
DWORD dwRegType;
DWORD LinkedValue;
GUID ClassGuid;
struct DeviceInfo *deviceInfo;
hInterfaceKey = INVALID_HANDLE_VALUE;
hDeviceInstanceKey = NULL;
hReferenceKey = NULL;
/* Open registry key related to this interface */
hInterfaceKey = SetupDiOpenClassRegKeyExW(InterfaceGuid, KEY_ENUMERATE_SUB_KEYS, DIOCR_INTERFACE, MachineName, NULL);
if (hInterfaceKey == INVALID_HANDLE_VALUE)
{
/* Key doesn't exist. Let's keep it empty */
rc = ERROR_SUCCESS;
goto cleanup;
}
/* Enumerate sub keys of hInterfaceKey */
i = 0;
while (TRUE)
{
dwLength = sizeof(KeyBuffer) / sizeof(KeyBuffer[0]);
rc = RegEnumKeyExW(hInterfaceKey, i, KeyBuffer, &dwLength, NULL, NULL, NULL, NULL);
if (rc == ERROR_NO_MORE_ITEMS)
break;
if (rc != ERROR_SUCCESS)
goto cleanup;
i++;
/* Open sub key */
if (hDeviceInstanceKey != NULL)
RegCloseKey(hDeviceInstanceKey);
rc = RegOpenKeyExW(hInterfaceKey, KeyBuffer, 0, KEY_QUERY_VALUE | KEY_ENUMERATE_SUB_KEYS, &hDeviceInstanceKey);
if (rc != ERROR_SUCCESS)
goto cleanup;
/* Read DeviceInstance */
rc = RegQueryValueExW(hDeviceInstanceKey, DeviceInstance, NULL, &dwRegType, NULL, &dwInstancePathLength);
if (rc != ERROR_SUCCESS)
goto cleanup;
if (dwRegType != REG_SZ)
{
rc = ERROR_GEN_FAILURE;
goto cleanup;
}
HeapFree(GetProcessHeap(), 0, InstancePath);
InstancePath = HeapAlloc(GetProcessHeap(), 0, dwInstancePathLength + sizeof(WCHAR));
if (!InstancePath)
{
rc = ERROR_NOT_ENOUGH_MEMORY;
goto cleanup;
}
rc = RegQueryValueExW(hDeviceInstanceKey, DeviceInstance, NULL, NULL, (LPBYTE)InstancePath, &dwInstancePathLength);
if (rc != ERROR_SUCCESS)
goto cleanup;
InstancePath[dwInstancePathLength / sizeof(WCHAR)] = '\0';
TRACE("DeviceInstance %s\n", debugstr_w(InstancePath));
if (DeviceInstanceW)
{
/* Check if device enumerator is not the right one */
if (strcmpW(DeviceInstanceW, InstancePath) != 0)
continue;
}
/* Find class GUID associated to the device instance */
rc = RegOpenKeyExW(
list->HKLM,
REGSTR_PATH_SYSTEMENUM,
0, /* Options */
READ_CONTROL,
&hEnumKey);
if (rc != ERROR_SUCCESS)
goto cleanup;
rc = RegOpenKeyExW(
hEnumKey,
InstancePath,
0, /* Options */
KEY_QUERY_VALUE,
&hKey);
RegCloseKey(hEnumKey);
if (rc != ERROR_SUCCESS)
goto cleanup;
dwLength = sizeof(KeyBuffer) - sizeof(WCHAR);
rc = RegQueryValueExW(hKey, ClassGUID, NULL, NULL, (LPBYTE)KeyBuffer, &dwLength);
RegCloseKey(hKey);
if (rc != ERROR_SUCCESS)
goto cleanup;
KeyBuffer[dwLength / sizeof(WCHAR)] = '\0';
KeyBuffer[37] = '\0'; /* Replace the } by a NULL character */
if (UuidFromStringW(&KeyBuffer[1], &ClassGuid) != RPC_S_OK)
{
rc = ERROR_GEN_FAILURE;
goto cleanup;
}
TRACE("ClassGUID %s\n", debugstr_guid(&ClassGuid));
/* If current device doesn't match the list GUID (if any), skip this entry */
if (!IsEqualIID(&list->ClassGuid, &GUID_NULL) && !IsEqualIID(&list->ClassGuid, &ClassGuid))
continue;
/* Enumerate subkeys of hDeviceInstanceKey (ie "#ReferenceString" in IoRegisterDeviceInterface). Skip entries that don't start with '#' */
j = 0;
while (TRUE)
{
struct DeviceInterface *interfaceInfo;
dwLength = sizeof(KeyBuffer) / sizeof(KeyBuffer[0]);
rc = RegEnumKeyExW(hDeviceInstanceKey, j, KeyBuffer, &dwLength, NULL, NULL, NULL, NULL);
if (rc == ERROR_NO_MORE_ITEMS)
break;
if (rc != ERROR_SUCCESS)
goto cleanup;
j++;
if (KeyBuffer[0] != '#')
/* This entry doesn't represent an interesting entry */
continue;
/* Open sub key */
if (hReferenceKey != NULL)
RegCloseKey(hReferenceKey);
rc = RegOpenKeyExW(hDeviceInstanceKey, KeyBuffer, 0, KEY_QUERY_VALUE, &hReferenceKey);
if (rc != ERROR_SUCCESS)
goto cleanup;
/* Read SymbolicLink value */
rc = RegQueryValueExW(hReferenceKey, SymbolicLink, NULL, &dwRegType, NULL, &dwLength);
if (rc != ERROR_SUCCESS )
goto cleanup;
if (dwRegType != REG_SZ)
{
rc = ERROR_GEN_FAILURE;
goto cleanup;
}
/* We have found a device */
/* Step 1. Create a device info element */
if (!CreateDeviceInfo(list, InstancePath, &ClassGuid, &deviceInfo))
{
rc = GetLastError();
goto cleanup;
}
TRACE("Adding device %s to list\n", debugstr_w(InstancePath));
InsertTailList(&list->ListHead, &deviceInfo->ListEntry);
/* Step 2. Create an interface list for this element */
HeapFree(GetProcessHeap(), 0, pSymbolicLink);
pSymbolicLink = HeapAlloc(GetProcessHeap(), 0, dwLength + sizeof(WCHAR));
if (!pSymbolicLink)
{
rc = ERROR_NOT_ENOUGH_MEMORY;
goto cleanup;
}
rc = RegQueryValueExW(hReferenceKey, SymbolicLink, NULL, NULL, (LPBYTE)pSymbolicLink, &dwLength);
pSymbolicLink[dwLength / sizeof(WCHAR)] = '\0';
if (rc != ERROR_SUCCESS)
goto cleanup;
if (!CreateDeviceInterface(deviceInfo, pSymbolicLink, InterfaceGuid, &interfaceInfo))
{
rc = GetLastError();
goto cleanup;
}
/* Step 3. Update flags */
if (KeyBuffer[1] == '\0')
interfaceInfo->Flags |= SPINT_DEFAULT;
rc = RegOpenKeyExW(hReferenceKey, Control, 0, KEY_QUERY_VALUE, &hControlKey);
if (rc != ERROR_SUCCESS)
{
#if 0
if (OnlyPresentInterfaces)
{
DestroyDeviceInterface(interfaceInfo);
continue;
}
else
interfaceInfo->Flags |= SPINT_REMOVED;
#endif
}
else
{
dwLength = sizeof(DWORD);
if (RegQueryValueExW(hControlKey, Linked, NULL, &dwRegType, (LPBYTE)&LinkedValue, &dwLength) == ERROR_SUCCESS
&& dwRegType == REG_DWORD && LinkedValue)
interfaceInfo->Flags |= SPINT_ACTIVE;
RegCloseKey(hControlKey);
}
TRACE("Adding interface %s to list\n", debugstr_w(pSymbolicLink));
InsertTailList(&deviceInfo->InterfaceListHead, &interfaceInfo->ListEntry);
}
}
rc = ERROR_SUCCESS;
cleanup:
if (hReferenceKey != NULL)
RegCloseKey(hReferenceKey);
if (hDeviceInstanceKey != NULL)
RegCloseKey(hDeviceInstanceKey);
if (hInterfaceKey != INVALID_HANDLE_VALUE)
RegCloseKey(hInterfaceKey);
HeapFree(GetProcessHeap(), 0, InstancePath);
HeapFree(GetProcessHeap(), 0, pSymbolicLink);
return rc;
}
static LPWSTR
CreateSymbolicLink(
IN LPGUID InterfaceGuid,
IN LPCWSTR ReferenceString,
IN struct DeviceInfo *devInfo)
{
DWORD Length, Index, Offset;
LPWSTR Key;
Length = wcslen(devInfo->instanceId) + 4 /* prepend ##?# */ + 41 /* #{GUID} + */ + 1 /* zero byte */;
Key = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, Length * sizeof(WCHAR));
if (!Key)
return NULL;
wcscpy(Key, L"##?#");
wcscat(Key, devInfo->instanceId);
for(Index = 4; Index < Length; Index++)
{
if (Key[Index] == L'\\')
{
Key[Index] = L'#';
}
}
wcscat(Key, L"#");
Offset = wcslen(Key);
pSetupStringFromGuid(InterfaceGuid, Key + Offset, Length - Offset);
return Key;
}
static BOOL
InstallOneInterface(
IN LPGUID InterfaceGuid,
IN LPCWSTR ReferenceString,
IN LPCWSTR InterfaceSection,
IN UINT InterfaceFlags,
IN HINF hInf,
IN HDEVINFO DeviceInfoSet,
IN struct DeviceInfo *devInfo)
{
HKEY hKey, hRefKey;
LPWSTR Path;
SP_DEVICE_INTERFACE_DATA DeviceInterfaceData;
struct DeviceInterface *DevItf = NULL;
if (InterfaceFlags != 0)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
TRACE("Need to InstallOneInterface(%s %s %s %u) hInf %p DeviceInfoSet %p devInfo %p instanceId %s\n", debugstr_guid(InterfaceGuid),
debugstr_w(ReferenceString), debugstr_w(InterfaceSection), InterfaceFlags, hInf, DeviceInfoSet, devInfo, debugstr_w(devInfo->instanceId));
Path = CreateSymbolicLink(InterfaceGuid, ReferenceString, devInfo);
if (!Path)
return FALSE;
CreateDeviceInterface(devInfo, Path, InterfaceGuid, &DevItf);
HeapFree(GetProcessHeap(), 0, Path);
if (!DevItf)
{
return FALSE;
}
memcpy(&DeviceInterfaceData.InterfaceClassGuid, &DevItf->InterfaceClassGuid, sizeof(GUID));
DeviceInterfaceData.cbSize = sizeof(SP_DEVICE_INTERFACE_DATA);
DeviceInterfaceData.Flags = DevItf->Flags;
DeviceInterfaceData.Reserved = (ULONG_PTR)DevItf;
hKey = SetupDiCreateDeviceInterfaceRegKeyW(DeviceInfoSet, &DeviceInterfaceData, 0, KEY_ALL_ACCESS, NULL, 0);
HeapFree(GetProcessHeap(), 0, DevItf);
if (hKey == INVALID_HANDLE_VALUE)
{
return FALSE;
}
if (ReferenceString)
{
Path = HeapAlloc(GetProcessHeap(), 0, (wcslen(ReferenceString) + 2) * sizeof(WCHAR));
if (!Path)
{
RegCloseKey(hKey);
return FALSE;
}
wcscpy(Path, L"#");
wcscat(Path, ReferenceString);
if (RegCreateKeyExW(hKey, Path, 0, NULL, 0, KEY_ALL_ACCESS, NULL, &hRefKey, NULL) != ERROR_SUCCESS)
{
ERR("failed to create key %s %lx\n", debugstr_w(Path), GetLastError());
HeapFree(GetProcessHeap(), 0, Path);
return FALSE;
}
RegCloseKey(hKey);
hKey = hRefKey;
HeapFree(GetProcessHeap(), 0, Path);
}
if (RegCreateKeyExW(hKey, L"Device Parameters", 0, NULL, 0, KEY_ALL_ACCESS, NULL, &hRefKey, NULL) != ERROR_SUCCESS)
{
RegCloseKey(hKey);
return FALSE;
}
return SetupInstallFromInfSectionW(NULL, /* FIXME */ hInf, InterfaceSection, SPINST_REGISTRY, hRefKey, NULL, 0, NULL, NULL, NULL, NULL);
}
/***********************************************************************
* SetupDiInstallDeviceInterfaces (SETUPAPI.@)
*/
BOOL WINAPI
SetupDiInstallDeviceInterfaces(
IN HDEVINFO DeviceInfoSet,
IN PSP_DEVINFO_DATA DeviceInfoData)
{
struct DeviceInfoSet *list = NULL;
BOOL ret = FALSE;
TRACE("%p %p\n", DeviceInfoSet, DeviceInfoData);
if (!DeviceInfoSet)
SetLastError(ERROR_INVALID_PARAMETER);
else if (DeviceInfoSet == (HDEVINFO)INVALID_HANDLE_VALUE)
SetLastError(ERROR_INVALID_HANDLE);
else if ((list = (struct DeviceInfoSet *)DeviceInfoSet)->magic != SETUP_DEVICE_INFO_SET_MAGIC)
SetLastError(ERROR_INVALID_HANDLE);
else if (!DeviceInfoData)
SetLastError(ERROR_INVALID_PARAMETER);
else if (DeviceInfoData && DeviceInfoData->Reserved == 0)
SetLastError(ERROR_INVALID_USER_BUFFER);
else if (DeviceInfoData && DeviceInfoData->cbSize != sizeof(SP_DEVINFO_DATA))
SetLastError(ERROR_INVALID_USER_BUFFER);
else
{
struct DeviceInfo *devInfo;
struct DriverInfoElement *SelectedDriver = NULL;
SP_DEVINSTALL_PARAMS_W InstallParams;
WCHAR SectionName[MAX_PATH];
DWORD SectionNameLength = 0;
INFCONTEXT ContextInterface;
LPWSTR InterfaceGuidString = NULL;
LPWSTR ReferenceString = NULL;
LPWSTR InterfaceSection = NULL;
INT InterfaceFlags;
GUID InterfaceGuid;
BOOL Result;
devInfo = (struct DeviceInfo *)DeviceInfoData->Reserved;
InstallParams.cbSize = sizeof(SP_DEVINSTALL_PARAMS_W);
Result = SetupDiGetDeviceInstallParamsW(DeviceInfoSet, DeviceInfoData, &InstallParams);
if (!Result)
goto cleanup;
SelectedDriver = (struct DriverInfoElement *)InstallParams.Reserved;
if (SelectedDriver == NULL)
{
SetLastError(ERROR_NO_DRIVER_SELECTED);
ret = FALSE;
goto cleanup;
}
/* Get .Interfaces section name */
Result = SetupDiGetActualSectionToInstallW(
SelectedDriver->InfFileDetails->hInf,
SelectedDriver->Details.SectionName,
SectionName, MAX_PATH, &SectionNameLength, NULL);
if (!Result || SectionNameLength > MAX_PATH - strlenW(DotInterfaces) - 1)
goto cleanup;
strcatW(SectionName, DotInterfaces);
ret = TRUE;
Result = SetupFindFirstLineW(
SelectedDriver->InfFileDetails->hInf,
SectionName,
AddInterface,
&ContextInterface);
while (ret && Result)
{
ret = GetStringField(&ContextInterface, 1, &InterfaceGuidString);
if (!ret)
goto cleanup;
else if (strlenW(InterfaceGuidString) != MAX_GUID_STRING_LEN - 1)
{
SetLastError(ERROR_INVALID_PARAMETER);
ret = FALSE;
goto cleanup;
}
InterfaceGuidString[MAX_GUID_STRING_LEN - 2] = '\0'; /* Replace the } by a NULL character */
if (UuidFromStringW(&InterfaceGuidString[1], &InterfaceGuid) != RPC_S_OK)
{
/* Bad GUID, skip the entry */
SetLastError(ERROR_INVALID_PARAMETER);
ret = FALSE;
goto cleanup;
}
ret = GetStringField(&ContextInterface, 2, &ReferenceString);
if (!ret)
goto cleanup;
ret = GetStringField(&ContextInterface, 3, &InterfaceSection);
if (!ret)
{
/* ReferenceString is optional */
InterfaceSection = ReferenceString;
ReferenceString = NULL;
}
ret = SetupGetIntField(
&ContextInterface,
(ReferenceString ? 4 : 3), /* Field index */
&InterfaceFlags);
if (!ret)
{
if (GetLastError() == ERROR_INVALID_PARAMETER)
{
/* The field may be empty. Ignore the error */
InterfaceFlags = 0;
ret = TRUE;
}
else
goto cleanup;
}
/* Install Interface */
ret = InstallOneInterface(&InterfaceGuid, ReferenceString, InterfaceSection, InterfaceFlags, SelectedDriver->InfFileDetails->hInf, DeviceInfoSet, devInfo);
cleanup:
MyFree(InterfaceGuidString);
if (ReferenceString)
MyFree(ReferenceString);
MyFree(InterfaceSection);
InterfaceGuidString = ReferenceString = InterfaceSection = NULL;
Result = SetupFindNextMatchLineW(&ContextInterface, AddInterface, &ContextInterface);
}
}
TRACE("Returning %d\n", ret);
return ret;
}
HKEY WINAPI
SetupDiOpenDeviceInterfaceRegKey(
IN HDEVINFO DeviceInfoSet, IN PSP_DEVICE_INTERFACE_DATA DeviceInterfaceData, IN DWORD Reserved, IN REGSAM samDesired)
{
HKEY hKey = INVALID_HANDLE_VALUE, hDevKey;
struct DeviceInfoSet * list;
TRACE("%p %p %p 0x%08x 0x%08x)\n", DeviceInfoSet, DeviceInterfaceData, Reserved, samDesired);
if (!DeviceInfoSet)
SetLastError(ERROR_INVALID_PARAMETER);
else if (DeviceInfoSet == (HDEVINFO)INVALID_HANDLE_VALUE)
SetLastError(ERROR_INVALID_HANDLE);
else if ((list = (struct DeviceInfoSet *)DeviceInfoSet)->magic != SETUP_DEVICE_INFO_SET_MAGIC)
SetLastError(ERROR_INVALID_HANDLE);
else if (!DeviceInterfaceData)
SetLastError(ERROR_INVALID_PARAMETER);
else if (DeviceInterfaceData && DeviceInterfaceData->Reserved == 0)
SetLastError(ERROR_INVALID_USER_BUFFER);
else if (DeviceInterfaceData && DeviceInterfaceData->cbSize != sizeof(SP_DEVICE_INTERFACE_DATA))
SetLastError(ERROR_INVALID_USER_BUFFER);
else
{
struct DeviceInterface *DevItf;
LPWSTR Path, Guid, Slash;
DWORD Length;
DevItf = (struct DeviceInterface *)DeviceInterfaceData->Reserved;
Length = wcslen(DevItf->SymbolicLink);
Path = HeapAlloc(GetProcessHeap(), 0, (Length+2) * sizeof(WCHAR));
if (!Path)
{
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return INVALID_HANDLE_VALUE;
}
wcscpy(Path, DevItf->SymbolicLink);
Guid = wcsrchr(Path, '}');
Slash = wcsrchr(Path, '\\');
if (!Guid || !Slash)
{
HeapFree(GetProcessHeap(), 0, Path);
SetLastError(ERROR_INVALID_PARAMETER);
return INVALID_HANDLE_VALUE;
}
if ((ULONG_PTR)Slash > (ULONG_PTR)Guid)
{
/* Create an extra slash */
memmove(Slash+1, Slash, (wcslen(Slash) + 1) * sizeof(WCHAR));
Slash[1] = L'#';
}
Guid = Path;
while((ULONG_PTR)Guid < (ULONG_PTR)Slash)
{
if (*Guid == L'\\')
*Guid = L'#';
Guid++;
}
hKey = SetupDiOpenClassRegKeyExW(&DeviceInterfaceData->InterfaceClassGuid, samDesired, DIOCR_INTERFACE, NULL, NULL);
if (hKey != INVALID_HANDLE_VALUE)
{
if (RegOpenKeyExW(hKey, Path, 0, samDesired, &hDevKey) == ERROR_SUCCESS)
{
RegCloseKey(hKey);
hKey = hDevKey;
}
else
{
RegCloseKey(hKey);
hKey = INVALID_HANDLE_VALUE;
}
}
HeapFree(GetProcessHeap(), 0, Path);
}
return hKey;
}
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