[reactos] 01/01: [NETAPI32] NetUserGetInfo: Build and return the users SID for level 4 and 23.

[Eric Kohl]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=0425d866bf22d1037110f…

commit 0425d866bf22d1037110fbbafddd5ee2e5e33142
Author:     Eric Kohl <eric.kohl(a)reactos.org>
AuthorDate: Mon Mar 11 22:28:42 2019 +0100
Commit:     Eric Kohl <eric.kohl(a)reactos.org>
CommitDate: Mon Mar 11 22:31:36 2019 +0100

    [NETAPI32] NetUserGetInfo: Build and return the users SID for level 4 and 23.
---
 dll/win32/netapi32/netapi32.h |  6 +++++
 dll/win32/netapi32/user.c     | 62 ++++++++++++++++++++++++++++++++++---------
 dll/win32/netapi32/utils.c    | 30 +++++++++++++++++++++
 3 files changed, 85 insertions(+), 13 deletions(-)

diff --git a/dll/win32/netapi32/netapi32.h b/dll/win32/netapi32/netapi32.h
index 722e333e911..b2b8fe617aa 100644
--- a/dll/win32/netapi32/netapi32.h
+++ b/dll/win32/netapi32/netapi32.h
@@ -58,6 +58,12 @@ BuildSidFromSidAndRid(IN PSID SrcSid,
                       IN ULONG RelativeId,
                       OUT PSID *DestSid);
 
+VOID
+CopySidFromSidAndRid(
+    _Out_ PSID DstSid,
+    _In_ PSID SrcSid,
+    _In_ ULONG RelativeId);
+
 /* wksta.c */
 
 BOOL
diff --git a/dll/win32/netapi32/user.c b/dll/win32/netapi32/user.c
index 3e29bc48c64..0ac1cf32085 100644
--- a/dll/win32/netapi32/user.c
+++ b/dll/win32/netapi32/user.c
@@ -39,6 +39,7 @@ typedef struct _ENUM_CONTEXT
     SAM_HANDLE ServerHandle;
     SAM_HANDLE BuiltinDomainHandle;
     SAM_HANDLE AccountDomainHandle;
+    PSID AccountDomainSid;
 
     SAM_ENUMERATE_HANDLE EnumerationContext;
     PSAM_RID_ENUMERATION Buffer;
@@ -400,6 +401,7 @@ FreeUserInfo(PUSER_ALL_INFORMATION UserInfo)
 static
 NET_API_STATUS
 BuildUserInfoBuffer(SAM_HANDLE UserHandle,
+                    PSID AccountDomainSid,
                     DWORD level,
                     ULONG RelativeId,
                     LPVOID *Buffer)
@@ -508,7 +510,7 @@ BuildUserInfoBuffer(SAM_HANDLE UserHandle,
             if (UserInfo->LogonHours.UnitsPerWeek > 0)
                 Size += (((ULONG)UserInfo->LogonHours.UnitsPerWeek) + 7) / 8;
 
-            /* FIXME: usri4_user_sid */
+            Size += RtlLengthSid(AccountDomainSid) + sizeof(ULONG);
             break;
 
         case 10:
@@ -547,7 +549,7 @@ BuildUserInfoBuffer(SAM_HANDLE UserHandle,
                    UserInfo->FullName.Length + sizeof(WCHAR) +
                    UserInfo->AdminComment.Length + sizeof(WCHAR);
 
-            /* FIXME: usri23_user_sid */
+            Size += RtlLengthSid(AccountDomainSid) + sizeof(ULONG);
             break;
 
         default:
@@ -993,7 +995,9 @@ BuildUserInfoBuffer(SAM_HANDLE UserHandle,
             UserInfo4->usri4_country_code = UserInfo->CountryCode;
             UserInfo4->usri4_code_page = UserInfo->CodePage;
 
-            /* FIXME: usri4_user_sid */
+            UserInfo4->usri4_user_sid = (PVOID)Ptr;
+            CopySidFromSidAndRid(UserInfo4->usri4_user_sid, AccountDomainSid,
RelativeId);
+            Ptr = (LPWSTR)((ULONG_PTR)Ptr + RtlLengthSid(AccountDomainSid) +
sizeof(ULONG));
 
             UserInfo4->usri4_primary_group_id = UserInfo->PrimaryGroupId;
 
@@ -1216,7 +1220,9 @@ BuildUserInfoBuffer(SAM_HANDLE UserHandle,
             UserInfo23->usri23_flags =
GetAccountFlags(UserInfo->UserAccountControl,
                                                        Dacl);
 
-            /* FIXME: usri23_user_sid */
+            UserInfo23->usri23_user_sid = (PVOID)Ptr;
+            CopySidFromSidAndRid(UserInfo23->usri23_user_sid, AccountDomainSid,
RelativeId);
+            Ptr = (LPWSTR)((ULONG_PTR)Ptr + RtlLengthSid(AccountDomainSid) +
sizeof(ULONG));
             break;
     }
 
@@ -2484,13 +2490,24 @@ NetUserEnum(LPCWSTR servername,
             goto done;
         }
 
-        Status = OpenAccountDomain(EnumContext->ServerHandle,
-                                   (servername != NULL) ? &ServerName : NULL,
-                                   DOMAIN_LIST_ACCOUNTS | DOMAIN_LOOKUP,
-                                   &EnumContext->AccountDomainHandle);
+        /* Get the Account Domain SID */
+        Status = GetAccountDomainSid((servername != NULL) ? &ServerName : NULL,
+                                     &EnumContext->AccountDomainSid);
         if (!NT_SUCCESS(Status))
         {
-            ERR("OpenAccountDomain failed (Status %08lx)\n", Status);
+            ERR("GetAccountDomainSid failed (Status %08lx)\n", Status);
+            ApiStatus = NetpNtStatusToApiStatus(Status);
+            goto done;
+        }
+
+        /* Open the Account Domain */
+        Status = SamOpenDomain(EnumContext->ServerHandle,
+                               DOMAIN_LIST_ACCOUNTS | DOMAIN_LOOKUP,
+                               EnumContext->AccountDomainSid,
+                               &EnumContext->AccountDomainHandle);
+        if (!NT_SUCCESS(Status))
+        {
+            ERR("SamOpenDomain failed (Status %08lx)\n", Status);
             ApiStatus = NetpNtStatusToApiStatus(Status);
             goto done;
         }
@@ -2567,6 +2584,7 @@ NetUserEnum(LPCWSTR servername,
         }
 
         ApiStatus = BuildUserInfoBuffer(UserHandle,
+                                        EnumContext->AccountDomainSid,
                                         level,
                                         CurrentUser->RelativeId,
                                         &Buffer);
@@ -2601,6 +2619,9 @@ done:
             if (EnumContext->AccountDomainHandle != NULL)
                 SamCloseHandle(EnumContext->AccountDomainHandle);
 
+            if (EnumContext->AccountDomainSid != NULL)
+                RtlFreeHeap(RtlGetProcessHeap(), 0, EnumContext->AccountDomainSid);
+
             if (EnumContext->ServerHandle != NULL)
                 SamCloseHandle(EnumContext->ServerHandle);
 
@@ -2816,6 +2837,7 @@ NetUserGetInfo(LPCWSTR servername,
     PULONG RelativeIds = NULL;
     PSID_NAME_USE Use = NULL;
     LPVOID Buffer = NULL;
+    PSID AccountDomainSid = NULL;
     NET_API_STATUS ApiStatus = NERR_Success;
     NTSTATUS Status = STATUS_SUCCESS;
 
@@ -2839,11 +2861,21 @@ NetUserGetInfo(LPCWSTR servername,
         goto done;
     }
 
+    /* Get the Account Domain SID */
+    Status = GetAccountDomainSid((servername != NULL) ? &ServerName : NULL,
+                                 &AccountDomainSid);
+    if (!NT_SUCCESS(Status))
+    {
+        ERR("GetAccountDomainSid failed (Status %08lx)\n", Status);
+        ApiStatus = NetpNtStatusToApiStatus(Status);
+        goto done;
+    }
+
     /* Open the Account Domain */
-    Status = OpenAccountDomain(ServerHandle,
-                               (servername != NULL) ? &ServerName : NULL,
-                               DOMAIN_LIST_ACCOUNTS | DOMAIN_LOOKUP,
-                               &AccountDomainHandle);
+    Status = SamOpenDomain(ServerHandle,
+                           DOMAIN_LIST_ACCOUNTS | DOMAIN_LOOKUP,
+                           AccountDomainSid,
+                           &AccountDomainHandle);
     if (!NT_SUCCESS(Status))
     {
         ERR("OpenAccountDomain failed (Status %08lx)\n", Status);
@@ -2890,6 +2922,7 @@ NetUserGetInfo(LPCWSTR servername,
     }
 
     ApiStatus = BuildUserInfoBuffer(UserHandle,
+                                    AccountDomainSid,
                                     level,
                                     RelativeIds[0],
                                     &Buffer);
@@ -2912,6 +2945,9 @@ done:
     if (AccountDomainHandle != NULL)
         SamCloseHandle(AccountDomainHandle);
 
+    if (AccountDomainSid != NULL)
+        RtlFreeHeap(RtlGetProcessHeap(), 0, AccountDomainSid);
+
     if (ServerHandle != NULL)
         SamCloseHandle(ServerHandle);
 
diff --git a/dll/win32/netapi32/utils.c b/dll/win32/netapi32/utils.c
index 125dbe7f89c..cbc2d4f700b 100644
--- a/dll/win32/netapi32/utils.c
+++ b/dll/win32/netapi32/utils.c
@@ -215,4 +215,34 @@ BuildSidFromSidAndRid(IN PSID SrcSid,
     return NERR_Success;
 }
 
+
+VOID
+CopySidFromSidAndRid(
+    _Out_ PSID DstSid,
+    _In_ PSID SrcSid,
+    _In_ ULONG RelativeId)
+{
+    UCHAR RidCount;
+    ULONG i;
+    PULONG p, q;
+
+    RidCount = *RtlSubAuthorityCountSid(SrcSid);
+    if (RidCount >= 8)
+        return;
+
+    RtlInitializeSid(DstSid,
+                     RtlIdentifierAuthoritySid(SrcSid),
+                     RidCount + 1);
+
+    for (i = 0; i < (ULONG)RidCount; i++)
+    {
+        p = RtlSubAuthoritySid(SrcSid, i);
+        q = RtlSubAuthoritySid(DstSid, i);
+        *q = *p;
+    }
+
+    q = RtlSubAuthoritySid(DstSid, (ULONG)RidCount);
+    *q = RelativeId;
+}
+
 /* EOF */