ReactOS  0.4.13-dev-241-g63286c6
utils.c
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1 /*
2  * COPYRIGHT: See COPYING in the top level directory
3  * PROJECT: NetAPI DLL
4  * FILE: reactos/dll/win32/netapi32/utils.c
5  * PURPOSE: Helper functions
6  *
7  * PROGRAMMERS: Eric Kohl
8  */
9 
10 /* INCLUDES ******************************************************************/
11 
12 #include "netapi32.h"
13 
15 
16 /* GLOBALS *******************************************************************/
17 
19 
20 /* FUNCTIONS *****************************************************************/
21 
25 {
26  PPOLICY_ACCOUNT_DOMAIN_INFO AccountDomainInfo = NULL;
28  LSA_HANDLE PolicyHandle = NULL;
29  ULONG Length = 0;
31 
33 
34  Status = LsaOpenPolicy(ServerName,
37  &PolicyHandle);
38  if (!NT_SUCCESS(Status))
39  {
40  ERR("LsaOpenPolicy failed (Status %08lx)\n", Status);
41  return Status;
42  }
43 
44  Status = LsaQueryInformationPolicy(PolicyHandle,
46  (PVOID *)&AccountDomainInfo);
47  if (!NT_SUCCESS(Status))
48  {
49  ERR("LsaQueryInformationPolicy failed (Status %08lx)\n", Status);
50  goto done;
51  }
52 
53  Length = RtlLengthSid(AccountDomainInfo->DomainSid);
54 
55  *AccountDomainSid = RtlAllocateHeap(RtlGetProcessHeap(), 0, Length);
56  if (*AccountDomainSid == NULL)
57  {
58  ERR("Failed to allocate SID\n");
60  goto done;
61  }
62 
63  memcpy(*AccountDomainSid, AccountDomainInfo->DomainSid, Length);
64 
65 done:
66  if (AccountDomainInfo != NULL)
67  LsaFreeMemory(AccountDomainInfo);
68 
69  LsaClose(PolicyHandle);
70 
71  return Status;
72 }
73 
74 
77 {
78  PSID Sid = NULL;
79  PULONG Ptr;
81 
83 
84  Sid = RtlAllocateHeap(RtlGetProcessHeap(),
85  0,
87  if (Sid == NULL)
89 
91  &NtAuthority,
92  1);
93  if (!NT_SUCCESS(Status))
94  goto done;
95 
98 
100 
101 done:
102  if (!NT_SUCCESS(Status))
103  {
104  if (Sid != NULL)
105  RtlFreeHeap(RtlGetProcessHeap(), 0, Sid);
106  }
107 
108  return Status;
109 }
110 
111 
112 NTSTATUS
114  IN PUNICODE_STRING ServerName,
116  OUT PSAM_HANDLE DomainHandle)
117 {
118  PSID DomainSid = NULL;
120 
121  Status = GetAccountDomainSid(ServerName,
122  &DomainSid);
123  if (!NT_SUCCESS(Status))
124  {
125  ERR("GetAccountDomainSid failed (Status %08lx)\n", Status);
126  return Status;
127  }
128 
129  Status = SamOpenDomain(ServerHandle,
131  DomainSid,
132  DomainHandle);
133 
134  RtlFreeHeap(RtlGetProcessHeap(), 0, DomainSid);
135 
136  if (!NT_SUCCESS(Status))
137  {
138  ERR("SamOpenDomain failed (Status %08lx)\n", Status);
139  }
140 
141  return Status;
142 }
143 
144 
145 NTSTATUS
148  OUT PSAM_HANDLE DomainHandle)
149 {
150  PSID DomainSid = NULL;
152 
153  Status = GetBuiltinDomainSid(&DomainSid);
154  if (!NT_SUCCESS(Status))
155  {
156  ERR("GetBuiltinDomainSid failed (Status %08lx)\n", Status);
157  return Status;
158  }
159 
160  Status = SamOpenDomain(ServerHandle,
162  DomainSid,
163  DomainHandle);
164 
165  RtlFreeHeap(RtlGetProcessHeap(), 0, DomainSid);
166 
167  if (!NT_SUCCESS(Status))
168  {
169  ERR("SamOpenDomain failed (Status %08lx)\n", Status);
170  }
171 
172  return Status;
173 }
174 
175 
178  IN ULONG RelativeId,
179  OUT PSID *DestSid)
180 {
181  UCHAR RidCount;
182  PSID DstSid;
183  ULONG i;
184  ULONG DstSidSize;
185  PULONG p, q;
186  NET_API_STATUS ApiStatus = NERR_Success;
187 
188  RidCount = *RtlSubAuthorityCountSid(SrcSid);
189  if (RidCount >= 8)
191 
192  DstSidSize = RtlLengthRequiredSid(RidCount + 1);
193 
194  ApiStatus = NetApiBufferAllocate(DstSidSize,
195  &DstSid);
196  if (ApiStatus != NERR_Success)
197  return ApiStatus;
198 
199  RtlInitializeSid(DstSid,
201  RidCount + 1);
202 
203  for (i = 0; i < (ULONG)RidCount; i++)
204  {
205  p = RtlSubAuthoritySid(SrcSid, i);
206  q = RtlSubAuthoritySid(DstSid, i);
207  *q = *p;
208  }
209 
210  q = RtlSubAuthoritySid(DstSid, (ULONG)RidCount);
211  *q = RelativeId;
212 
213  *DestSid = DstSid;
214 
215  return NERR_Success;
216 }
217 
218 
219 VOID
221  _Out_ PSID DstSid,
222  _In_ PSID SrcSid,
223  _In_ ULONG RelativeId)
224 {
225  UCHAR RidCount;
226  ULONG i;
227  PULONG p, q;
228 
229  RidCount = *RtlSubAuthorityCountSid(SrcSid);
230  if (RidCount >= 8)
231  return;
232 
233  RtlInitializeSid(DstSid,
235  RidCount + 1);
236 
237  for (i = 0; i < (ULONG)RidCount; i++)
238  {
239  p = RtlSubAuthoritySid(SrcSid, i);
240  q = RtlSubAuthoritySid(DstSid, i);
241  *q = *p;
242  }
243 
244  q = RtlSubAuthoritySid(DstSid, (ULONG)RidCount);
245  *q = RelativeId;
246 }
247 
248 /* EOF */
NET_API_STATUS WINAPI NetApiBufferAllocate(DWORD ByteCount, LPVOID *Buffer)
Definition: apibuf.c:28
#define ERROR_INVALID_PARAMETER
Definition: compat.h:91
IN PUNICODE_STRING IN POBJECT_ATTRIBUTES ObjectAttributes
Definition: conport.c:35
#define IN
Definition: typedefs.h:38
NTSTATUS GetAccountDomainSid(IN PUNICODE_STRING ServerName, OUT PSID *AccountDomainSid)
Definition: utils.c:23
#define STATUS_INSUFFICIENT_RESOURCES
Definition: udferr_usr.h:158
NTSTATUS WINAPI LsaQueryInformationPolicy(IN LSA_HANDLE PolicyHandle, IN POLICY_INFORMATION_CLASS InformationClass, OUT PVOID *Buffer)
Definition: lsa.c:1471
#define POLICY_VIEW_LOCAL_INFORMATION
Definition: ntsecapi.h:61
NTSTATUS NTAPI SamOpenDomain(IN SAM_HANDLE ServerHandle, IN ACCESS_MASK DesiredAccess, IN PSID DomainId, OUT PSAM_HANDLE DomainHandle)
Definition: samlib.c:1441
_Must_inspect_result_ _In_ PFSRTL_PER_STREAM_CONTEXT Ptr
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LONG NTSTATUS
Definition: precomp.h:26
BOOLEAN NTAPI RtlFreeHeap(IN PVOID HeapHandle, IN ULONG Flags, IN PVOID HeapBase)
Definition: heap.c:603
NTSTATUS WINAPI LsaClose(IN LSA_HANDLE ObjectHandle)
Definition: lsa.c:192
NTSYSAPI PULONG NTAPI RtlSubAuthoritySid(_In_ PSID Sid, _In_ ULONG SubAuthority)
PSID BuiltinDomainSid
Definition: globals.c:16
NET_API_STATUS BuildSidFromSidAndRid(IN PSID SrcSid, IN ULONG RelativeId, OUT PSID *DestSid)
Definition: utils.c:177
#define NERR_Success
Definition: lmerr.h:5
NTSTATUS WINAPI LsaOpenPolicy(IN PLSA_UNICODE_STRING SystemName OPTIONAL, IN PLSA_OBJECT_ATTRIBUTES ObjectAttributes, IN ACCESS_MASK DesiredAccess, OUT PLSA_HANDLE PolicyHandle)
Definition: lsa.c:1181
NTSYSAPI NTSTATUS NTAPI RtlInitializeSid(IN OUT PSID Sid, IN PSID_IDENTIFIER_AUTHORITY IdentifierAuthority, IN UCHAR SubAuthorityCount)
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
smooth NULL
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#define _Out_
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_In_ ULONG _In_ ACCESS_MASK _In_ PSID Sid
Definition: rtlfuncs.h:1104
NTSYSAPI ULONG NTAPI RtlLengthSid(IN PSID Sid)
Definition: sid.c:150
NTSTATUS WINAPI LsaFreeMemory(IN PVOID Buffer)
Definition: lsa.c:699
#define SECURITY_NT_AUTHORITY
Definition: setypes.h:526
PVOID NTAPI RtlAllocateHeap(IN PVOID HeapHandle, IN ULONG Flags, IN SIZE_T Size)
Definition: heap.c:585
DWORD NET_API_STATUS
Definition: ms-dtyp.idl:91
#define SECURITY_BUILTIN_DOMAIN_RID
Definition: setypes.h:553
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
NTSYSAPI PSID_IDENTIFIER_AUTHORITY NTAPI RtlIdentifierAuthoritySid(PSID Sid)
NTSYSAPI PUCHAR NTAPI RtlSubAuthorityCountSid(IN PSID Sid)
Definition: sid.c:104
static SID_IDENTIFIER_AUTHORITY NtAuthority
Definition: utils.c:18
WINE_DEFAULT_DEBUG_CHANNEL(d3dcompiler)
GLdouble GLdouble GLdouble GLdouble q
Definition: gl.h:2063
_In_ ULONG _In_ ULONG _In_ ULONG Length
Definition: ntddpcm.h:101
unsigned char UCHAR
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#define memcpy(s1, s2, n)
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Status
Definition: gdiplustypes.h:24
#define ERR(fmt,...)
Definition: debug.h:109
#define _In_
Definition: no_sal2.h:204
VOID CopySidFromSidAndRid(_Out_ PSID DstSid, _In_ PSID SrcSid, _In_ ULONG RelativeId)
Definition: utils.c:220
_In_ PIO_STACK_LOCATION _Inout_ PFILE_OBJECT _Inout_ PVCB _Outptr_result_maybenull_ PDCB _In_ PDCB _In_ PDIRENT _In_ ULONG _In_ ULONG _In_ PUNICODE_STRING _In_ PACCESS_MASK DesiredAccess
Definition: create.c:4157
NTSTATUS GetBuiltinDomainSid(OUT PSID *BuiltinDomainSid)
Definition: utils.c:76
unsigned int * PULONG
Definition: retypes.h:1
NTSTATUS OpenAccountDomain(IN SAM_HANDLE ServerHandle, IN PUNICODE_STRING ServerName, IN ULONG DesiredAccess, OUT PSAM_HANDLE DomainHandle)
Definition: utils.c:113
#define OUT
Definition: typedefs.h:39
unsigned int ULONG
Definition: retypes.h:1
PSID AccountDomainSid
Definition: database.c:22
NTSTATUS OpenBuiltinDomain(IN SAM_HANDLE ServerHandle, IN ULONG DesiredAccess, OUT PSAM_HANDLE DomainHandle)
Definition: utils.c:146
GLfloat GLfloat p
Definition: glext.h:8902
return STATUS_SUCCESS
Definition: btrfs.c:2745
#define memset(x, y, z)
Definition: compat.h:39
NTSYSAPI ULONG NTAPI RtlLengthRequiredSid(IN ULONG SubAuthorityCount)
Definition: sid.c:54