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setupapi: Implement SetupDiCreateDeviceInfoW.

This commit is contained in:
Juan Lang 2007-09-20 09:09:18 -07:00 committed by Alexandre Julliard
parent ac7e221c20
commit 83f05e79bb
2 changed files with 190 additions and 22 deletions
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205
dlls/setupapi/devinst.c
View File

@ -81,6 +81,78 @@ struct DeviceInfoSet
SP_DEVINFO_DATA *devices;
};
/* Pointed to by SP_DEVINFO_DATA's Reserved member */
struct DeviceInfo
{
LPWSTR instanceId;
};
static struct DeviceInfo *SETUPDI_AllocateDeviceInfo(LPCWSTR instanceId)
{
struct DeviceInfo *devInfo = HeapAlloc(GetProcessHeap(), 0,
sizeof(struct DeviceInfo));
if (devInfo)
{
devInfo->instanceId = HeapAlloc(GetProcessHeap(), 0,
(lstrlenW(instanceId) + 1) * sizeof(WCHAR));
if (devInfo->instanceId)
lstrcpyW(devInfo->instanceId, instanceId);
else
{
HeapFree(GetProcessHeap(), 0, devInfo);
devInfo = NULL;
}
}
return devInfo;
}
static void SETUPDI_FreeDeviceInfo(struct DeviceInfo *devInfo)
{
HeapFree(GetProcessHeap(), 0, devInfo->instanceId);
HeapFree(GetProcessHeap(), 0, devInfo);
}
/* Adds a device with GUID guid and identifer devInst to set. Allocates a
* struct DeviceInfo, and points the returned device info's Reserved member
* to it.
* Returns a pointer to the newly allocated device info.
*/
static BOOL SETUPDI_AddDeviceToSet(struct DeviceInfoSet *set,
const GUID *guid,
DWORD devInst,
LPCWSTR instanceId,
SP_DEVINFO_DATA **dev)
{
BOOL ret = FALSE;
struct DeviceInfo *devInfo = SETUPDI_AllocateDeviceInfo(instanceId);
if (devInfo)
{
if (set->devices)
set->devices = HeapReAlloc(GetProcessHeap(), 0, set->devices,
(set->cDevices + 1) * sizeof(SP_DEVINFO_DATA));
else
set->devices = HeapAlloc(GetProcessHeap(), 0,
sizeof(SP_DEVINFO_DATA));
if (set->devices)
{
*dev = &set->devices[set->cDevices++];
(*dev)->cbSize = sizeof(SP_DEVINFO_DATA);
memcpy(&(*dev)->ClassGuid, guid, sizeof(GUID));
(*dev)->DevInst = devInst;
(*dev)->Reserved = (ULONG_PTR)devInfo;
ret = TRUE;
}
else
{
HeapFree(GetProcessHeap(), 0, devInfo);
SetLastError(ERROR_OUTOFMEMORY);
}
}
return ret;
}
/***********************************************************************
* SetupDiBuildClassInfoList (SETUPAPI.@)
*
@ -740,6 +812,28 @@ BOOL WINAPI SetupDiCreateDeviceInfoA(
return ret;
}
static DWORD SETUPDI_DevNameToDevID(LPCWSTR devName)
{
LPCWSTR ptr;
DWORD devNameLen = lstrlenW(devName), devInst = 0;
BOOL valid = TRUE;
TRACE("%s\n", debugstr_w(devName));
for (ptr = devName; valid && *ptr && ptr - devName < devNameLen; )
{
if (isdigitW(*ptr))
{
devInst *= 10;
devInst |= *ptr - '0';
ptr++;
}
else
valid = FALSE;
}
TRACE("%d\n", valid ? devInst : 0xffffffff);
return valid ? devInst : 0xffffffff;
}
/***********************************************************************
* SetupDiCreateDeviceInfoW (SETUPAPI.@)
*/
@ -753,7 +847,8 @@ BOOL WINAPI SetupDiCreateDeviceInfoW(
PSP_DEVINFO_DATA DeviceInfoData)
{
struct DeviceInfoSet *set = (struct DeviceInfoSet *)DeviceInfoSet;
BOOL ret = FALSE;
BOOL ret = FALSE, allocatedInstanceId = FALSE;
LPCWSTR instanceId = NULL;
TRACE("%p %s %s %s %p %x %p\n", DeviceInfoSet, debugstr_w(DeviceName),
debugstr_guid(ClassGuid), debugstr_w(DeviceDescription),
@ -774,26 +869,101 @@ BOOL WINAPI SetupDiCreateDeviceInfoW(
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (set->magic == SETUP_DEVICE_INFO_SET_MAGIC)
if (set->magic != SETUP_DEVICE_INFO_SET_MAGIC)
{
if (IsEqualGUID(&set->ClassGuid, &GUID_NULL) ||
IsEqualGUID(ClassGuid, &set->ClassGuid))
ret = TRUE;
else
SetLastError(ERROR_CLASS_MISMATCH);
if ((CreationFlags & DICD_GENERATE_ID) && strchrW(DeviceName, '\\'))
{
SetLastError(ERROR_INVALID_HANDLE);
return FALSE;
}
if (!IsEqualGUID(&set->ClassGuid, &GUID_NULL) &&
!IsEqualGUID(ClassGuid, &set->ClassGuid))
{
SetLastError(ERROR_CLASS_MISMATCH);
return FALSE;
}
if ((CreationFlags & DICD_GENERATE_ID))
{
if (strchrW(DeviceName, '\\'))
SetLastError(ERROR_INVALID_DEVINST_NAME);
ret = FALSE;
}
if (ret)
else
{
FIXME("stub\n");
ret = FALSE;
static const WCHAR newDeviceFmt[] = {'R','o','o','t','\\','%','s',
'\\','%','0','4','d',0};
DWORD devId;
if (set->cDevices)
{
DWORD i, highestDevID = 0;
for (i = 0; i < set->cDevices; i++)
{
struct DeviceInfo *devInfo =
(struct DeviceInfo *)set->devices[i].Reserved;
LPCWSTR devName = strrchrW(devInfo->instanceId, '\\');
DWORD id;
if (devName)
devName++;
else
devName = devInfo->instanceId;
id = SETUPDI_DevNameToDevID(devName);
if (id != 0xffffffff && id > highestDevID)
highestDevID = id;
}
devId = highestDevID + 1;
}
else
devId = 0;
/* 17 == lstrlenW(L"Root\\") + lstrlenW("\\") + 1 + %d max size */
instanceId = HeapAlloc(GetProcessHeap(), 0,
(17 + lstrlenW(DeviceName)) * sizeof(WCHAR));
if (instanceId)
{
sprintfW((LPWSTR)instanceId, newDeviceFmt, DeviceName,
devId);
allocatedInstanceId = TRUE;
ret = TRUE;
}
else
ret = FALSE;
}
}
else
SetLastError(ERROR_INVALID_HANDLE);
{
DWORD i;
ret = TRUE;
instanceId = DeviceName;
for (i = 0; ret && i < set->cDevices; i++)
{
struct DeviceInfo *devInfo =
(struct DeviceInfo *)set->devices[i].Reserved;
if (!lstrcmpW(DeviceName, devInfo->instanceId))
{
SetLastError(ERROR_DEVINST_ALREADY_EXISTS);
ret = FALSE;
}
}
}
if (ret)
{
SP_DEVINFO_DATA *dev = NULL;
ret = SETUPDI_AddDeviceToSet(set, ClassGuid, 0 /* FIXME: DevInst */,
instanceId, &dev);
if (ret && DeviceInfoData)
{
if (DeviceInfoData->cbSize != sizeof(SP_DEVINFO_DATA))
{
SetLastError(ERROR_INVALID_USER_BUFFER);
ret = FALSE;
}
else
memcpy(DeviceInfoData, dev, sizeof(SP_DEVINFO_DATA));
}
}
if (allocatedInstanceId)
HeapFree(GetProcessHeap(), 0, (LPWSTR)instanceId);
return ret;
}
@ -1211,6 +1381,11 @@ BOOL WINAPI SetupDiDestroyDeviceInfoList(HDEVINFO devinfo)
if (list->magic == SETUP_DEVICE_INFO_SET_MAGIC)
{
DWORD i;
for (i = 0; i < list->cDevices; i++)
SETUPDI_FreeDeviceInfo(
(struct DeviceInfo *)list->devices[i].Reserved);
HeapFree(GetProcessHeap(), 0, list->devices);
HeapFree(GetProcessHeap(), 0, list);
ret = TRUE;

7
dlls/setupapi/tests/devinst.c
View File

@ -169,27 +169,23 @@ static void testCreateDeviceInfo(void)
/* Finally, with all three required parameters, this succeeds: */
ret = pSetupDiCreateDeviceInfoA(set, "Root\\LEGACY_BOGUS\\0000", &guid,
NULL, NULL, 0, NULL);
todo_wine
ok(ret, "pSetupDiCreateDeviceInfoA failed: %08x\n", GetLastError());
/* This fails because the device ID already exists.. */
SetLastError(0xdeadbeef);
ret = pSetupDiCreateDeviceInfoA(set, "Root\\LEGACY_BOGUS\\0000", &guid,
NULL, NULL, 0, &devInfo);
todo_wine
ok(!ret && GetLastError() == ERROR_DEVINST_ALREADY_EXISTS,
"Expected ERROR_DEVINST_ALREADY_EXISTS, got %08x\n", GetLastError());
/* whereas this "fails" because cbSize is wrong.. */
SetLastError(0xdeadbeef);
ret = pSetupDiCreateDeviceInfoA(set, "LEGACY_BOGUS", &guid, NULL, NULL,
DICD_GENERATE_ID, &devInfo);
todo_wine
ok(!ret && GetLastError() == ERROR_INVALID_USER_BUFFER,
"Expected ERROR_INVALID_USER_BUFFER, got %08x\n", GetLastError());
devInfo.cbSize = sizeof(devInfo);
ret = pSetupDiCreateDeviceInfoA(set, "LEGACY_BOGUS", &guid, NULL, NULL,
DICD_GENERATE_ID, &devInfo);
/* and this finally succeeds. */
todo_wine
ok(ret, "SetupDiCreateDeviceInfoA failed: %08x\n", GetLastError());
/* There were three devices added, however - the second failure just
* resulted in the SP_DEVINFO_DATA not getting copied.
@ -198,7 +194,6 @@ static void testCreateDeviceInfo(void)
i = 0;
while (pSetupDiEnumDeviceInfo(set, i, &devInfo))
i++;
todo_wine
ok(i == 3, "Expected 3 devices, got %d\n", i);
ok(GetLastError() == ERROR_NO_MORE_ITEMS,
"SetupDiEnumDeviceInfo failed: %08x\n", GetLastError());
@ -261,7 +256,6 @@ static void testGetDeviceInstanceId(void)
"Expected ERROR_INVALID_PARAMETER, got %08x\n", GetLastError());
ret = pSetupDiCreateDeviceInfoA(set, "Root\\LEGACY_BOGUS\\0000", &guid,
NULL, NULL, 0, &devInfo);
todo_wine
ok(ret, "SetupDiCreateDeviceInfoA failed: %08x\n", GetLastError());
SetLastError(0xdeadbeef);
ret = pSetupDiGetDeviceInstanceIdA(set, &devInfo, NULL, 0, &size);
@ -277,7 +271,6 @@ static void testGetDeviceInstanceId(void)
"Unexpected instance ID %s\n", instanceID);
ret = pSetupDiCreateDeviceInfoA(set, "LEGACY_BOGUS", &guid,
NULL, NULL, DICD_GENERATE_ID, &devInfo);
todo_wine
ok(ret, "SetupDiCreateDeviceInfoA failed: %08x\n", GetLastError());
ret = pSetupDiGetDeviceInstanceIdA(set, &devInfo, instanceID,
sizeof(instanceID), NULL);