reactos/dll/win32/netapi32/misc.c

   1 /*
   2  * COPYRIGHT:       See COPYING in the top level directory
   3  * PROJECT:         NetAPI DLL
   4  * FILE:            reactos/dll/win32/netapi32/misc.c
   5  * PURPOSE:         Helper functions
   6  *
   7  * PROGRAMMERS:     Eric Kohl
   8  */
   9
  10 /* INCLUDES ******************************************************************/
  11
  12 #include <stdarg.h>
  13
  14 #include "ntstatus.h"
  15 #define WIN32_NO_STATUS
  16 #include "windef.h"
  17 #include "winbase.h"
  18 #include "winerror.h"
  19 #include "lmcons.h"
  20 #include "ntsecapi.h"
  21 #include "wine/debug.h"
  22
  23 #define NTOS_MODE_USER
  24 #include <ndk/rtlfuncs.h>
  25 #include "ntsam.h"
  26 #include "netapi32.h"
  27
  28
  29 WINE_DEFAULT_DEBUG_CHANNEL(netapi32);
  30
  31
  32 /* GLOBALS *******************************************************************/
  33
  34 static SID_IDENTIFIER_AUTHORITY NtAuthority = {SECURITY_NT_AUTHORITY};
  35
  36
  37 /* FUNCTIONS *****************************************************************/
  38
  39 NTSTATUS
  40 GetAccountDomainSid(IN PUNICODE_STRING ServerName,
  41                     OUT PSID *AccountDomainSid)
  42 {
  43     PPOLICY_ACCOUNT_DOMAIN_INFO AccountDomainInfo = NULL;
  44     LSA_OBJECT_ATTRIBUTES ObjectAttributes;
  45     LSA_HANDLE PolicyHandle = NULL;
  46     ULONG Length = 0;
  47     NTSTATUS Status;
  48
  49     memset(&ObjectAttributes, 0, sizeof(LSA_OBJECT_ATTRIBUTES));
  50
  51     Status = LsaOpenPolicy(ServerName,
  52                            &ObjectAttributes,
  53                            POLICY_VIEW_LOCAL_INFORMATION,
  54                            &PolicyHandle);
  55     if (!NT_SUCCESS(Status))
  56     {
  57         ERR("LsaOpenPolicy failed (Status %08lx)\n", Status);
  58         return Status;
  59     }
  60
  61     Status = LsaQueryInformationPolicy(PolicyHandle,
  62                                        PolicyAccountDomainInformation,
  63                                        (PVOID *)&AccountDomainInfo);
  64     if (!NT_SUCCESS(Status))
  65     {
  66         ERR("LsaQueryInformationPolicy failed (Status %08lx)\n", Status);
  67         goto done;
  68     }
  69
  70     Length = RtlLengthSid(AccountDomainInfo->DomainSid);
  71
  72     *AccountDomainSid = RtlAllocateHeap(RtlGetProcessHeap(), 0, Length);
  73     if (*AccountDomainSid == NULL)
  74     {
  75         ERR("Failed to allocate SID\n");
  76         Status = STATUS_INSUFFICIENT_RESOURCES;
  77         goto done;
  78     }
  79
  80     memcpy(*AccountDomainSid, AccountDomainInfo->DomainSid, Length);
  81
  82 done:
  83     if (AccountDomainInfo != NULL)
  84         LsaFreeMemory(AccountDomainInfo);
  85
  86     LsaClose(PolicyHandle);
  87
  88     return Status;
  89 }
  90
  91
  92 NTSTATUS
  93 GetBuiltinDomainSid(OUT PSID *BuiltinDomainSid)
  94 {
  95     PSID Sid = NULL;
  96     PULONG Ptr;
  97     NTSTATUS Status = STATUS_SUCCESS;
  98
  99     *BuiltinDomainSid = NULL;
 100
 101     Sid = RtlAllocateHeap(RtlGetProcessHeap(),
 102                           0,
 103                           RtlLengthRequiredSid(1));
 104     if (Sid == NULL)
 105         return STATUS_INSUFFICIENT_RESOURCES;
 106
 107     Status = RtlInitializeSid(Sid,
 108                               &NtAuthority,
 109                               1);
 110     if (!NT_SUCCESS(Status))
 111         goto done;
 112
 113     Ptr = RtlSubAuthoritySid(Sid, 0);
 114     *Ptr = SECURITY_BUILTIN_DOMAIN_RID;
 115
 116     *BuiltinDomainSid = Sid;
 117
 118 done:
 119     if (!NT_SUCCESS(Status))
 120     {
 121         if (Sid != NULL)
 122             RtlFreeHeap(RtlGetProcessHeap(), 0, Sid);
 123     }
 124
 125     return Status;
 126 }
 127
 128 /* EOF */