ReactOS 0.4.15-dev-5669-g09dde2c
util.h File Reference
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Classes

struct  _NTLM_CLIENT_BUFFER
 

Typedefs

typedef struct _NTLM_CLIENT_BUFFER NTLM_CLIENT_BUFFER
 
typedef struct _NTLM_CLIENT_BUFFERPNTLM_CLIENT_BUFFER
 

Functions

bool NtlmUStrAlloc (_Out_ PUNICODE_STRING Dst, _In_ UINT16 SizeInBytes, _In_ UINT16 InitLength)
 
VOID NtlmUStrFree (_In_ PUNICODE_STRING String)
 
bool NtlmUStrWriteToStruct (_In_ PVOID DataStart, _In_ ULONG DataSize, _Out_ PUNICODE_STRING DstData, _In_ const PUNICODE_STRING SrcData, _In_ OUT PBYTE *AbsoluteOffsetPtr, _In_ bool TerminateWith0)
 
bool NtlmFixupAndValidateUStr (_Inout_ PUNICODE_STRING String, _In_ ULONG_PTR FixupOffset)
 
bool NtlmFixupAStr (_Inout_ PSTRING String, _In_ ULONG_PTR FixupOffset)
 
NTSTATUS NtlmAllocateClientBuffer (_In_ PLSA_CLIENT_REQUEST ClientRequest, _In_ ULONG BufferLength, _Inout_ PNTLM_CLIENT_BUFFER Buffer)
 
NTSTATUS NtlmCopyToClientBuffer (_In_ PLSA_CLIENT_REQUEST ClientRequest, _In_ ULONG BufferLength, _In_ OUT PNTLM_CLIENT_BUFFER Buffer)
 
VOID NtlmFreeClientBuffer (_In_ PLSA_CLIENT_REQUEST ClientRequest, _In_ bool FreeClientBuffer, _Inout_ PNTLM_CLIENT_BUFFER Buffer)
 

Typedef Documentation

◆ NTLM_CLIENT_BUFFER

◆ PNTLM_CLIENT_BUFFER

Function Documentation

◆ NtlmAllocateClientBuffer()

NTSTATUS NtlmAllocateClientBuffer ( _In_ PLSA_CLIENT_REQUEST  ClientRequest,
_In_ ULONG  BufferLength,
_Inout_ PNTLM_CLIENT_BUFFER  Buffer 
)

Definition at line 264 of file util.c.

268{
270
271 if (!Buffer)
272 return STATUS_NO_MEMORY;
273
274 Buffer->LocalBuffer = NtlmAllocate(BufferLength, false);
275 if (!Buffer->LocalBuffer)
276 return STATUS_NO_MEMORY;
277
278 if ((HANDLE)ClientRequest == INVALID_HANDLE_VALUE)
279 {
280 Buffer->ClientBaseAddress = Buffer->LocalBuffer;
281 //if (!ClientBaseAddress)
282 // return STATUS_INSUFFICIENT_RESOURCES;
283 }
284 else
285 {
286 Status = DispatchTable.AllocateClientBuffer(ClientRequest,
288 &Buffer->ClientBaseAddress);
289 if (!NT_SUCCESS(Status))
290 {
291 NtlmFree(Buffer->LocalBuffer, false);
292 Buffer->LocalBuffer = NULL;
293 }
294 //FIXME: Maybe we have to free ClientBaseAddress if something
295 // goes wrong ...? I'm not sure about that ...
296 }
297 return Status;
298}
LONG NTSTATUS
Definition: precomp.h:26
Definition: bufpool.h:45
#define NULL
Definition: types.h:112
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
#define INVALID_HANDLE_VALUE
Definition: compat.h:731
VOID NtlmFree(_In_ PVOID Buffer, _In_ bool FromPrivateLsaHeap)
Definition: util.c:64
PVOID NtlmAllocate(_In_ size_t Size, _In_ bool UsePrivateLsaHeap)
Definition: util.c:18
Status
Definition: gdiplustypes.h:25
#define STATUS_NO_MEMORY
Definition: ntstatus.h:260
#define STATUS_SUCCESS
Definition: shellext.h:65
_Must_inspect_result_ _In_ WDFDEVICE _In_ DEVICE_REGISTRY_PROPERTY _In_ ULONG BufferLength
Definition: wdfdevice.h:3771
_In_ PWDFDEVICE_INIT _In_ PWDF_PDO_EVENT_CALLBACKS DispatchTable
Definition: wdfpdo.h:248

Referenced by BuildLm20LogonProfileBuffer().

◆ NtlmCopyToClientBuffer()

NTSTATUS NtlmCopyToClientBuffer ( _In_ PLSA_CLIENT_REQUEST  ClientRequest,
_In_ ULONG  BufferLength,
_In_ OUT PNTLM_CLIENT_BUFFER  Buffer 
)

◆ NtlmFixupAndValidateUStr()

bool NtlmFixupAndValidateUStr ( _Inout_ PUNICODE_STRING  String,
_In_ ULONG_PTR  FixupOffset 
)

Definition at line 223 of file util.c.

226{
228
229 if (String->Length)
230 {
231 String->Buffer = FIXUP_POINTER(String->Buffer, FixupOffset);
232 String->MaximumLength = String->Length;
233 }
234 else
235 {
236 String->Buffer = NULL;
237 String->MaximumLength = 0;
238 }
239
241 return NT_SUCCESS(Status);
242}
#define FIXUP_POINTER(Pointer, Offset)
Definition: msv1_0.h:9
NTSYSAPI NTSTATUS NTAPI RtlValidateUnicodeString(_In_ ULONG Flags, _In_ PCUNICODE_STRING String)
Definition: unicode.c:2559
_Must_inspect_result_ _In_ WDFDEVICE _In_ WDFSTRING String
Definition: wdfdevice.h:2433

Referenced by LsaApLogonUserEx2_Network().

◆ NtlmFixupAStr()

bool NtlmFixupAStr ( _Inout_ PSTRING  String,
_In_ ULONG_PTR  FixupOffset 
)

Definition at line 245 of file util.c.

248{
249 if (String->Length)
250 {
251 String->Buffer = (PCHAR)FIXUP_POINTER(String->Buffer, FixupOffset);
252 String->MaximumLength = String->Length;
253 }
254 else
255 {
256 String->Buffer = NULL;
257 String->MaximumLength = 0;
258 }
259
260 return true;
261}
#define PCHAR
Definition: match.c:90

Referenced by LsaApLogonUserEx2_Network().

◆ NtlmFreeClientBuffer()

VOID NtlmFreeClientBuffer ( _In_ PLSA_CLIENT_REQUEST  ClientRequest,
_In_ bool  FreeClientBuffer,
_Inout_ PNTLM_CLIENT_BUFFER  Buffer 
)

Definition at line 335 of file util.c.

339{
340 if (!Buffer->ClientBaseAddress)
341 return;
342
343 if ((HANDLE)ClientRequest == INVALID_HANDLE_VALUE)
344 {
345 if (Buffer->ClientBaseAddress != Buffer->LocalBuffer)
346 {
347 ERR("Buffer->ClientBaseAddress != Buffer->LocalBuffer (something must be wrong!)\n");
348 return;
349 }
350 // LocalBuffer and ClientBaseAddress is the same
351 // so we have only to free it if FreeClientBuffer is TRUE.
352 Buffer->LocalBuffer = NULL;
353 if (FreeClientBuffer)
354 {
355 NtlmFree(Buffer->ClientBaseAddress, false);
356 Buffer->ClientBaseAddress = NULL;
357 }
358 }
359 else
360 {
361 NtlmFree(Buffer->LocalBuffer, false);
362 Buffer->LocalBuffer = NULL;
363 if (FreeClientBuffer)
364 DispatchTable.FreeClientBuffer(ClientRequest, Buffer->ClientBaseAddress);
365 Buffer->ClientBaseAddress = NULL;
366 }
367}
#define ERR(fmt,...)
Definition: debug.h:110

Referenced by BuildLm20LogonProfileBuffer().

◆ NtlmUStrAlloc()

bool NtlmUStrAlloc ( _Out_ PUNICODE_STRING  Dst,
_In_ UINT16  SizeInBytes,
_In_ UINT16  InitLength 
)

◆ NtlmUStrFree()

VOID NtlmUStrFree ( _In_ PUNICODE_STRING  String)

Definition at line 115 of file util.c.

117{
118 if (String == NULL || String->Buffer == NULL || String->MaximumLength == 0)
119 return;
120
121 NtlmFree(String->Buffer, false);
122 String->Buffer = NULL;
123 String->MaximumLength = 0;
124}

Referenced by BuildLm20LogonProfileBuffer().

◆ NtlmUStrWriteToStruct()

bool NtlmUStrWriteToStruct ( _In_ PVOID  DataStart,
_In_ ULONG  DataSize,
_Out_ PUNICODE_STRING  DstData,
_In_ const PUNICODE_STRING  SrcData,
_In_ OUT PBYTE AbsoluteOffsetPtr,
_In_ bool  TerminateWith0 
)