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https://github.com/reactos/reactos.git
synced 2024-07-08 05:35:06 +00:00
Implemented value enumeration in RtlQueryRegistryValues().
svn path=/trunk/; revision=2603
This commit is contained in:
Eric Kohl
parent
5d67a14618
commit
916157c159
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@ -133,151 +133,258 @@ RtlQueryRegistryValues(IN ULONG RelativeTo,
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IN PVOID Context,
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IN PVOID Environment)
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{
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NTSTATUS Status;
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HANDLE BaseKeyHandle;
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HANDLE CurrentKeyHandle;
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PRTL_QUERY_REGISTRY_TABLE QueryEntry;
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OBJECT_ATTRIBUTES ObjectAttributes;
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UNICODE_STRING KeyName;
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PKEY_VALUE_PARTIAL_INFORMATION ValueInfo;
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ULONG BufferSize;
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ULONG ResultSize;
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DPRINT("RtlQueryRegistryValues() called\n");
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Status = RtlpGetRegistryHandle(RelativeTo,
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Path,
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FALSE,
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&BaseKeyHandle);
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if (!NT_SUCCESS(Status))
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NTSTATUS Status;
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HANDLE BaseKeyHandle;
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HANDLE CurrentKeyHandle;
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PRTL_QUERY_REGISTRY_TABLE QueryEntry;
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OBJECT_ATTRIBUTES ObjectAttributes;
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UNICODE_STRING KeyName;
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PKEY_VALUE_PARTIAL_INFORMATION ValueInfo;
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PKEY_VALUE_FULL_INFORMATION FullValueInfo;
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ULONG BufferSize;
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ULONG ResultSize;
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ULONG Index;
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DPRINT("RtlQueryRegistryValues() called\n");
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Status = RtlpGetRegistryHandle(RelativeTo,
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Path,
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FALSE,
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&BaseKeyHandle);
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if (!NT_SUCCESS(Status))
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{
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DPRINT("RtlpGetRegistryHandle() failed with status %x\n", Status);
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return Status;
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return(Status);
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}
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CurrentKeyHandle = BaseKeyHandle;
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QueryEntry = QueryTable;
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while ((QueryEntry->QueryRoutine != NULL) ||
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(QueryEntry->Name != NULL))
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{
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//CSH: Was:
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//if ((QueryEntry->QueryRoutine == NULL) &&
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// ((QueryEntry->Flags & (RTL_QUERY_REGISTRY_SUBKEY | RTL_QUERY_REGISTRY_DIRECT)) != 0))
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// Which is more correct?
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if ((QueryEntry->QueryRoutine == NULL) &&
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((QueryEntry->Flags & RTL_QUERY_REGISTRY_SUBKEY) != 0))
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{
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DPRINT("Bad parameters\n");
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Status = STATUS_INVALID_PARAMETER;
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break;
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}
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CurrentKeyHandle = BaseKeyHandle;
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QueryEntry = QueryTable;
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while ((QueryEntry->QueryRoutine != NULL) ||
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(QueryEntry->Name != NULL))
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{
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//CSH: Was:
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//if ((QueryEntry->QueryRoutine == NULL) &&
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// ((QueryEntry->Flags & (RTL_QUERY_REGISTRY_SUBKEY | RTL_QUERY_REGISTRY_DIRECT)) != 0))
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// Which is more correct?
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if ((QueryEntry->QueryRoutine == NULL) &&
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((QueryEntry->Flags & RTL_QUERY_REGISTRY_SUBKEY) != 0))
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{
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DPRINT("Bad parameters\n");
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Status = STATUS_INVALID_PARAMETER;
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break;
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}
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DPRINT("Name: %S\n", QueryEntry->Name);
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DPRINT("Name: %S\n", QueryEntry->Name);
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if (((QueryEntry->Flags & (RTL_QUERY_REGISTRY_SUBKEY | RTL_QUERY_REGISTRY_TOPKEY)) != 0) &&
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(BaseKeyHandle != CurrentKeyHandle))
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{
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NtClose(CurrentKeyHandle);
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CurrentKeyHandle = BaseKeyHandle;
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}
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if (((QueryEntry->Flags & (RTL_QUERY_REGISTRY_SUBKEY | RTL_QUERY_REGISTRY_TOPKEY)) != 0) &&
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(BaseKeyHandle != CurrentKeyHandle))
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{
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NtClose(CurrentKeyHandle);
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CurrentKeyHandle = BaseKeyHandle;
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}
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if (QueryEntry->Flags & RTL_QUERY_REGISTRY_SUBKEY)
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{
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DPRINT("Open new subkey: %S\n", QueryEntry->Name);
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RtlInitUnicodeString(&KeyName,
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QueryEntry->Name);
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InitializeObjectAttributes(&ObjectAttributes,
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&KeyName,
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OBJ_CASE_INSENSITIVE,
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BaseKeyHandle,
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NULL);
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Status = NtOpenKey(&CurrentKeyHandle,
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KEY_ALL_ACCESS,
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&ObjectAttributes);
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if (!NT_SUCCESS(Status))
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break;
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}
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else if (QueryEntry->Flags & RTL_QUERY_REGISTRY_DIRECT)
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{
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DPRINT("Query value directly: %S\n", QueryEntry->Name);
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RtlInitUnicodeString(&KeyName,
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QueryEntry->Name);
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BufferSize = sizeof (KEY_VALUE_PARTIAL_INFORMATION) + 4096;
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ValueInfo = ExAllocatePool(PagedPool, BufferSize);
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if (ValueInfo == NULL)
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{
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if (QueryEntry->Flags & RTL_QUERY_REGISTRY_SUBKEY)
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{
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DPRINT("Open new subkey: %S\n", QueryEntry->Name);
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RtlInitUnicodeString(&KeyName,
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QueryEntry->Name);
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InitializeObjectAttributes(&ObjectAttributes,
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&KeyName,
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OBJ_CASE_INSENSITIVE,
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BaseKeyHandle,
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NULL);
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Status = NtOpenKey(&CurrentKeyHandle,
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KEY_ALL_ACCESS,
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&ObjectAttributes);
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if (!NT_SUCCESS(Status))
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break;
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}
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else if (QueryEntry->Flags & RTL_QUERY_REGISTRY_DIRECT)
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{
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DPRINT("Query value directly: %S\n", QueryEntry->Name);
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RtlInitUnicodeString(&KeyName,
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QueryEntry->Name);
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BufferSize = sizeof(KEY_VALUE_PARTIAL_INFORMATION) + 4096;
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ValueInfo = ExAllocatePool(PagedPool, BufferSize);
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if (ValueInfo == NULL)
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{
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Status = STATUS_NO_MEMORY;
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break;
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}
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Status = ZwQueryValueKey(CurrentKeyHandle,
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&KeyName,
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KeyValuePartialInformation,
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ValueInfo,
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BufferSize,
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&ResultSize);
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if (!NT_SUCCESS(Status))
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{
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DPRINT("ZwQueryValueKey() failed with status %x\n", Status);
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ExFreePool(ValueInfo);
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break;
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}
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else
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{
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if (ValueInfo->Type == REG_SZ)
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{
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PUNICODE_STRING ValueString;
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ValueString = (PUNICODE_STRING)QueryEntry->EntryContext;
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if (ValueString->Buffer == 0)
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{
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RtlInitUnicodeString(ValueString,
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NULL);
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ValueString->MaximumLength = 256 * sizeof(WCHAR);
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ValueString->Buffer = ExAllocatePool(PagedPool,
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ValueString->MaximumLength);
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if (!ValueString->Buffer)
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break;
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ValueString->Buffer[0] = 0;
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}
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ValueString->Length = RtlMin(ValueInfo->DataLength,
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ValueString->MaximumLength - sizeof(WCHAR));
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memcpy(ValueString->Buffer,
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ValueInfo->Data,
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ValueInfo->DataLength);
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((PWSTR)ValueString->Buffer)[ValueString->Length / sizeof(WCHAR)] = 0;
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}
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else
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{
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memcpy(QueryEntry->EntryContext,
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ValueInfo->Data,
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ValueInfo->DataLength);
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}
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}
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ExFreePool(ValueInfo);
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}
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else
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{
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DPRINT("Query value via query routine: %S\n", QueryEntry->Name);
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if (QueryEntry->Name != NULL)
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{
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RtlInitUnicodeString(&KeyName,
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QueryEntry->Name);
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BufferSize = sizeof(KEY_VALUE_PARTIAL_INFORMATION) + 4096;
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ValueInfo = ExAllocatePool(PagedPool,
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BufferSize);
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if (ValueInfo == NULL)
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{
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Status = STATUS_NO_MEMORY;
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break;
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}
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}
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Status = ZwQueryValueKey(CurrentKeyHandle,
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&KeyName,
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KeyValuePartialInformation,
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ValueInfo,
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BufferSize,
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&ResultSize);
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if (!NT_SUCCESS(Status))
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{
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DPRINT("ZwQueryValueKey() failed with status %x\n", Status);
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ExFreePool(ValueInfo);
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Status = NtQueryValueKey(CurrentKeyHandle,
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&KeyName,
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KeyValuePartialInformation,
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ValueInfo,
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BufferSize,
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&ResultSize);
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if (!NT_SUCCESS(Status))
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{
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Status = QueryEntry->QueryRoutine(QueryEntry->Name,
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QueryEntry->DefaultType,
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QueryEntry->DefaultData,
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QueryEntry->DefaultLength,
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Context,
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QueryEntry->EntryContext);
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}
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else
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{
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Status = QueryEntry->QueryRoutine(QueryEntry->Name,
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ValueInfo->Type,
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ValueInfo->Data,
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ValueInfo->DataLength,
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Context,
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QueryEntry->EntryContext);
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}
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ExFreePool(ValueInfo);
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if (!NT_SUCCESS(Status))
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break;
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}
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else if (QueryEntry->Flags & RTL_QUERY_REGISTRY_NOVALUE)
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{
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DPRINT("Simple callback\n");
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Status = QueryEntry->QueryRoutine(NULL,
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REG_NONE,
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NULL,
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0,
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Context,
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QueryEntry->EntryContext);
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if (!NT_SUCCESS(Status))
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break;
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}
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else
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{
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DPRINT("Enumerate values\n");
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BufferSize = sizeof(KEY_VALUE_FULL_INFORMATION) + 4096;
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FullValueInfo = ExAllocatePool(PagedPool,
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BufferSize);
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if (ValueInfo == NULL)
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{
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Status = STATUS_NO_MEMORY;
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break;
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}
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else
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{
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if (ValueInfo->Type == REG_SZ)
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}
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Index = 0;
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while (TRUE)
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{
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Status = NtEnumerateValueKey(CurrentKeyHandle,
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Index,
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KeyValueFullInformation,
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FullValueInfo,
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BufferSize,
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&ResultSize);
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if (!NT_SUCCESS(Status))
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{
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PUNICODE_STRING ValueString;
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ValueString = (PUNICODE_STRING)QueryEntry->EntryContext;
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if (ValueString->Buffer == 0)
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{
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RtlInitUnicodeString(ValueString, NULL);
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ValueString->MaximumLength = 256 * sizeof(WCHAR);
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ValueString->Buffer = ExAllocatePool(PagedPool, ValueString->MaximumLength);
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if (!ValueString->Buffer)
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break;
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ValueString->Buffer[0] = 0;
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}
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ValueString->Length = RtlMin(ValueInfo->DataLength,
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ValueString->MaximumLength - sizeof(WCHAR));
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memcpy(ValueString->Buffer,
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ValueInfo->Data,
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ValueInfo->DataLength);
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((PWSTR)ValueString->Buffer)[ValueString->Length / sizeof(WCHAR)] = 0;
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if (Status == STATUS_NO_MORE_ENTRIES)
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Status = STATUS_SUCCESS;
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break;
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}
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else
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{
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memcpy(QueryEntry->EntryContext,
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ValueInfo->Data,
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ValueInfo->DataLength);
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}
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}
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ExFreePool (ValueInfo);
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}
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else
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{
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DPRINT("Query value via query routine: %S\n", QueryEntry->Name);
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}
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Status = QueryEntry->QueryRoutine(FullValueInfo->Name,
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FullValueInfo->Type,
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(PVOID)FullValueInfo + FullValueInfo->DataOffset,
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FullValueInfo->DataLength,
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Context,
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QueryEntry->EntryContext);
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if (!NT_SUCCESS(Status))
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break;
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if (QueryEntry->Flags & RTL_QUERY_REGISTRY_DELETE)
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{
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DPRINT("Delete value: %S\n", QueryEntry->Name);
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}
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Index++;
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}
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QueryEntry++;
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}
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ExFreePool(ValueInfo);
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if (CurrentKeyHandle != BaseKeyHandle)
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NtClose(CurrentKeyHandle);
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if (!NT_SUCCESS(Status))
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break;
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}
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}
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NtClose(BaseKeyHandle);
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if (QueryEntry->Flags & RTL_QUERY_REGISTRY_DELETE)
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{
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DPRINT1("FIXME: Delete value: %S\n", QueryEntry->Name);
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return Status;
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}
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QueryEntry++;
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}
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if (CurrentKeyHandle != BaseKeyHandle)
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NtClose(CurrentKeyHandle);
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NtClose(BaseKeyHandle);
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return(Status);
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}
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@ -289,40 +396,41 @@ RtlWriteRegistryValue(IN ULONG RelativeTo,
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IN PVOID ValueData,
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IN ULONG ValueLength)
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{
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HANDLE KeyHandle;
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NTSTATUS Status;
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UNICODE_STRING Name;
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HANDLE KeyHandle;
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NTSTATUS Status;
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UNICODE_STRING Name;
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Status = RtlpGetRegistryHandle(RelativeTo,
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Path,
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TRUE,
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&KeyHandle);
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if (!NT_SUCCESS(Status))
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return Status;
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Status = RtlpGetRegistryHandle(RelativeTo,
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Path,
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TRUE,
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&KeyHandle);
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if (!NT_SUCCESS(Status))
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return(Status);
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RtlInitUnicodeString(&Name,
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ValueName);
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RtlInitUnicodeString(&Name,
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ValueName);
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NtSetValueKey(KeyHandle,
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&Name,
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0,
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ValueType,
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ValueData,
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ValueLength);
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NtSetValueKey(KeyHandle,
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&Name,
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0,
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ValueType,
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ValueData,
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ValueLength);
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NtClose(KeyHandle);
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NtClose(KeyHandle);
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return STATUS_SUCCESS;
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return(STATUS_SUCCESS);
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}
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NTSTATUS STDCALL
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RtlFormatCurrentUserKeyPath(IN OUT PUNICODE_STRING KeyPath)
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{
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/* FIXME: !!! */
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RtlCreateUnicodeString(KeyPath,
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L"\\Registry\\User\\.Default");
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/* FIXME: !!! */
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RtlCreateUnicodeString(KeyPath,
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L"\\Registry\\User\\.Default");
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return STATUS_SUCCESS;
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return(STATUS_SUCCESS);
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}
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/* ------------------------------------------ Private Implementation */
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