winfsp-tests: posix_map_sid_test

build/VStudio/testing/winfsp-tests.vcxproj

@@ -191,6 +191,7 @@
     <ClCompile Include="..\..\..\tst\winfsp-tests\memfs-test.c" />
     <ClCompile Include="..\..\..\tst\winfsp-tests\mount-test.c" />
     <ClCompile Include="..\..\..\tst\winfsp-tests\path-test.c" />
+    <ClCompile Include="..\..\..\tst\winfsp-tests\posix-test.c" />
     <ClCompile Include="..\..\..\tst\winfsp-tests\rdwr-test.c" />
     <ClCompile Include="..\..\..\tst\winfsp-tests\security-test.c" />
     <ClCompile Include="..\..\..\tst\winfsp-tests\timeout-test.c" />

build/VStudio/testing/winfsp-tests.vcxproj.filters

@@ -58,6 +58,9 @@
     <ClCompile Include="..\..\..\tst\winfsp-tests\fuse-opt-test.c">
       <Filter>Source</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\..\tst\winfsp-tests\posix-test.c">
+      <Filter>Source</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\..\ext\tlib\testsuite.h">

src/dll/library.c

@@ -41,6 +41,7 @@ BOOL WINAPI DllMain(HINSTANCE Instance, DWORD Reason, PVOID Reserved)
          */
         Dynamic = 0 == Reserved;
         FspNtStatusInitialize(Dynamic);
+        FspPosixInitialize(Dynamic);
         FspEventLogInitialize(Dynamic);
         FspFileSystemInitialize(Dynamic);
         FspServiceInitialize(Dynamic);
@@ -62,6 +63,7 @@ BOOL WINAPI DllMain(HINSTANCE Instance, DWORD Reason, PVOID Reserved)
         FspServiceFinalize(Dynamic);
         FspFileSystemFinalize(Dynamic);
         FspEventLogFinalize(Dynamic);
+        FspPosixFinalize(Dynamic);
         FspNtStatusFinalize(Dynamic);
         break;
 

src/dll/library.h

@@ -38,6 +38,8 @@
 
 VOID FspNtStatusInitialize(BOOLEAN Dynamic);
 VOID FspNtStatusFinalize(BOOLEAN Dynamic);
+VOID FspPosixInitialize(BOOLEAN Dynamic);
+VOID FspPosixFinalize(BOOLEAN Dynamic);
 VOID FspEventLogInitialize(BOOLEAN Dynamic);
 VOID FspEventLogFinalize(BOOLEAN Dynamic);
 VOID FspFileSystemInitialize(BOOLEAN Dynamic);

src/dll/posix.c

@@ -160,6 +160,8 @@ FSP_API NTSTATUS FspPosixMapUidToSid(UINT32 Uid, PSID *PSid)
      */
     else if (0x30000 <= Uid && Uid < 0x40000)
     {
+        InitOnceExecuteOnce(&FspPosixInitOnceV, FspPosixInitOnceF, 0, 0);
+
         if (5 == FspAccountDomainSid->IdentifierAuthority.Value[5] &&
             4 == FspAccountDomainSid->SubAuthorityCount)
         {
@@ -173,6 +175,8 @@ FSP_API NTSTATUS FspPosixMapUidToSid(UINT32 Uid, PSID *PSid)
     }
     else if (0x100000 <= Uid && Uid < 0x200000)
     {
+        InitOnceExecuteOnce(&FspPosixInitOnceV, FspPosixInitOnceF, 0, 0);
+
         if (5 == FspPrimaryDomainSid->IdentifierAuthority.Value[5] &&
             4 == FspPrimaryDomainSid->SubAuthorityCount)
         {
@@ -194,21 +198,21 @@ FSP_API NTSTATUS FspPosixMapUidToSid(UINT32 Uid, PSID *PSid)
      *     S-1-16-RID                          <=> uid/gid: 0x60000 + RID
      */
     else if (0x60000 <= Uid && Uid < 0x70000)
-        *PSid = FspPosixCreateSid(5, 2, 16, Uid - 0x60000);
+        *PSid = FspPosixCreateSid(16, 1, Uid - 0x60000);
 
     /* [IDMAP]
      * Other well-known SIDs:
      *     S-1-X-Y                             <=> uid/gid: 0x10000 + 0x100 * X + Y
      */
     else if (0x10000 <= Uid && Uid < 0x11000)
-        *PSid = FspPosixCreateSid(5, 2, (Uid - 0x10000) >> 8, (Uid - 0x10000) & 0xff);
+        *PSid = FspPosixCreateSid((Uid - 0x10000) >> 8, 1, (Uid - 0x10000) & 0xff);
 
     /* [IDMAP]
      * Other well-known SIDs in the NT_AUTHORITY domain (S-1-5-X-RID):
      *     S-1-5-X-RID                         <=> uid/gid: 0x1000 * X + RID
      */
     else if (0x1000 <= Uid && Uid < 0x100000)
-        *PSid = FspPosixCreateSid(5, 5, Uid >> 12, Uid & 0xfff);
+        *PSid = FspPosixCreateSid(5, 2, Uid >> 12, Uid & 0xfff);
 
     if (0 == *PSid)
         return STATUS_NONE_MAPPED;
@@ -356,10 +360,12 @@ FSP_API NTSTATUS FspPosixMapPermissionsToSecurityDescriptor(
     UINT32 Uid, UINT32 Gid, UINT32 Mode,
     PSECURITY_DESCRIPTOR *PSecurityDescriptor)
 {
+    return STATUS_NOT_IMPLEMENTED;
 }
 
 FSP_API NTSTATUS FspPosixMapSecurityDescriptorToPermissions(
     PSECURITY_DESCRIPTOR SecurityDescriptor,
     PUINT32 PUid, PUINT32 PGid, PUINT32 PMode)
 {
+    return STATUS_NOT_IMPLEMENTED;
 }

tst/winfsp-tests/posix-test.c

@@ -0,0 +1,43 @@
+#include <winfsp/winfsp.h>
+#include <tlib/testsuite.h>
+#include <sddl.h>
+
+void posix_map_sid_test(void)
+{
+    struct
+    {
+        PWSTR SidStr;
+        UINT32 Uid;
+    } map[] =
+    {
+        { L"S-1-0-0", 0x10000 },
+        { L"S-1-1-0", 0x10100 },
+        { L"S-1-2-0", 0x10200 },
+        { L"S-1-2-1", 0x10201 },
+    };
+    NTSTATUS Result;
+    BOOL Success;
+    PSID Sid;
+    PWSTR SidStr;
+
+    for (size_t i = 0; sizeof map / sizeof map[0] > i; i++)
+    {
+        Result = FspPosixMapUidToSid(map[i].Uid, &Sid);
+        ASSERT(NT_SUCCESS(Result));
+
+        Success = ConvertSidToStringSidW(Sid, &SidStr);
+        ASSERT(Success);
+        ASSERT(0 == wcscmp(map[i].SidStr, SidStr));
+        LocalFree(SidStr);
+
+        Result = FspPosixMapSidToUid(Sid, &map[i].Uid);
+        ASSERT(NT_SUCCESS(Result));
+
+        FspDeleteSid(Sid, FspPosixMapUidToSid);
+    }
+}
+
+void posix_tests(void)
+{
+    TEST(posix_map_sid_test);
+}

tst/winfsp-tests/winfsp-tests.c

@@ -7,6 +7,7 @@ int WinFspNetTests = 1;
 int main(int argc, char *argv[])
 {
     TESTSUITE(fuse_opt_tests);
+    TESTSUITE(posix_tests);
     TESTSUITE(eventlog_tests);
     TESTSUITE(path_tests);
     TESTSUITE(mount_tests);