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[UMPNPMGR] PNP_AddEmptyLogConf: Implement adding a resource list to an existing configuration value

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This commit is contained in:
Eric Kohl 2025-04-13 20:12:08 +02:00
parent 79f281e74f
commit 00983aa86f
1 changed files with 80 additions and 9 deletions
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89
base/services/umpnpmgr/rpcserver.c
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@ -575,6 +575,41 @@ GetConfigurationData(
}
static
PCM_FULL_RESOURCE_DESCRIPTOR
NextResourceDescriptor(
_In_ PCM_FULL_RESOURCE_DESCRIPTOR pDescriptor)
{
PBYTE pNext = NULL;
ULONG ulLastIndex = 0;
if (pDescriptor == NULL)
return NULL;
/* Skip the full resource descriptor */
pNext = (LPBYTE)pDescriptor + sizeof(CM_FULL_RESOURCE_DESCRIPTOR);
/* Skip the partial resource descriptors */
pNext += (pDescriptor->PartialResourceList.Count - 1) *
sizeof(CM_PARTIAL_RESOURCE_DESCRIPTOR);
/* Skip the device specific data, if present */
if (pDescriptor->PartialResourceList.Count > 0)
{
ulLastIndex = pDescriptor->PartialResourceList.Count - 1;
if (pDescriptor->PartialResourceList.PartialDescriptors[ulLastIndex].Type ==
CmResourceTypeDeviceSpecific)
{
pNext += pDescriptor->PartialResourceList.PartialDescriptors[ulLastIndex].
u.DeviceSpecificData.DataSize;
}
}
return (PCM_FULL_RESOURCE_DESCRIPTOR)pNext;
}
static
BOOL
IsCallerInteractive(
@ -4177,8 +4212,8 @@ PNP_AddEmptyLogConf(
{
HKEY hConfigKey = NULL;
DWORD RegDataType = 0;
ULONG ulDataSize = 0;
LPBYTE pDataBuffer = NULL;
ULONG ulDataSize = 0, ulNewSize = 0;
PBYTE pDataBuffer = NULL;
WCHAR szValueNameBuffer[LOGCONF_NAME_BUFFER_SIZE];
CONFIGRET ret = CR_SUCCESS;
@ -4221,7 +4256,9 @@ PNP_AddEmptyLogConf(
if (RegDataType == REG_RESOURCE_LIST)
{
PCM_RESOURCE_LIST pResourceList = NULL;
PCM_FULL_RESOURCE_DESCRIPTOR pResource = NULL;
/* Allocate a buffer for the new configuration */
ulDataSize = sizeof(CM_RESOURCE_LIST) - sizeof(CM_PARTIAL_RESOURCE_DESCRIPTOR);
pDataBuffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, ulDataSize);
if (pDataBuffer == NULL)
@ -4232,11 +4269,13 @@ PNP_AddEmptyLogConf(
pResourceList = (PCM_RESOURCE_LIST)pDataBuffer;
pResourceList->Count = 1;
pResourceList->List[0].InterfaceType = InterfaceTypeUndefined;
pResourceList->List[0].BusNumber = 0;
pResourceList->List[0].PartialResourceList.Version = 1;
pResourceList->List[0].PartialResourceList.Revision = 1;
pResourceList->List[0].PartialResourceList.Count = 0;
pResource = (PCM_FULL_RESOURCE_DESCRIPTOR)&pResourceList->List[0];
pResource->InterfaceType = InterfaceTypeUndefined;
pResource->BusNumber = 0;
pResource->PartialResourceList.Version = 1;
pResource->PartialResourceList.Revision = 1;
pResource->PartialResourceList.Count = 0;
}
else if (RegDataType == REG_RESOURCE_REQUIREMENTS_LIST)
{
@ -4277,7 +4316,38 @@ PNP_AddEmptyLogConf(
{
if (RegDataType == REG_RESOURCE_LIST)
{
/* FIXME */
PCM_RESOURCE_LIST pResourceList = NULL;
PCM_FULL_RESOURCE_DESCRIPTOR pResource = NULL;
ULONG ulIndex;
/* Reallocate a larger buffer in order to add the new configuration */
ulNewSize = sizeof(CM_FULL_RESOURCE_DESCRIPTOR) - sizeof(CM_PARTIAL_RESOURCE_DESCRIPTOR);
pDataBuffer = HeapReAlloc(GetProcessHeap(),
0,
pDataBuffer,
ulDataSize + ulNewSize);
if (pDataBuffer == NULL)
{
ret = CR_OUT_OF_MEMORY;
goto done;
}
pResourceList = (PCM_RESOURCE_LIST)pDataBuffer;
/* Get a pointer to the new (uninitialized) resource descriptor */
pResource = (PCM_FULL_RESOURCE_DESCRIPTOR)&pResourceList->List[0];
for (ulIndex = 0; ulIndex < pResourceList->Count; ulIndex++)
pResource = NextResourceDescriptor(pResource);
/* Initialize the new resource descriptor */
pResourceList->Count++;
pResource->InterfaceType= InterfaceTypeUndefined;
pResource->BusNumber = 0;
pResource->PartialResourceList.Version = 1;
pResource->PartialResourceList.Revision = 1;
pResource->PartialResourceList.Count = 0;
*pulLogConfTag = ulIndex;
}
else if (RegDataType == REG_RESOURCE_REQUIREMENTS_LIST)
{
@ -4290,12 +4360,13 @@ PNP_AddEmptyLogConf(
}
}
/* Store the configuration */
if (RegSetValueEx(hConfigKey,
szValueNameBuffer,
0,
RegDataType,
pDataBuffer,
ulDataSize) != ERROR_SUCCESS)
ulDataSize + ulNewSize) != ERROR_SUCCESS)
{
ret = CR_REGISTRY_ERROR;
goto done;