[PATCH v18 6/8] kernel32: Add tests for large page mapping support.

[Vibhav Pant]

From: Vibhav Pant

---
 dlls/kernel32/tests/process.c | 73 +++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)

diff --git a/dlls/kernel32/tests/process.c b/dlls/kernel32/tests/process.c
index 8e168622c17..2521c52a7b1 100644
--- a/dlls/kernel32/tests/process.c
+++ b/dlls/kernel32/tests/process.c
@@ -82,6 +82,7 @@ static BOOL   (WINAPI *pGetNumaProcessorNode)(UCHAR, PUCHAR);
 static NTSTATUS (WINAPI *pNtQueryInformationProcess)(HANDLE, PROCESSINFOCLASS, PVOID, ULONG, PULONG);
 static NTSTATUS (WINAPI *pNtQueryInformationThread)(HANDLE, THREADINFOCLASS, PVOID, ULONG, PULONG);
 static NTSTATUS (WINAPI *pNtQuerySystemInformationEx)(SYSTEM_INFORMATION_CLASS, void*, ULONG, void*, ULONG, ULONG*);
+static NTSTATUS (WINAPI *pRtlAdjustPrivilege)(ULONG,BOOLEAN,BOOLEAN,PBOOLEAN);
 static DWORD  (WINAPI *pWTSGetActiveConsoleSessionId)(void);
 static HANDLE (WINAPI *pCreateToolhelp32Snapshot)(DWORD, DWORD);
 static BOOL   (WINAPI *pProcess32First)(HANDLE, PROCESSENTRY32*);
@@ -252,6 +253,7 @@ static BOOL init(void)
     pNtQueryInformationProcess = (void *)GetProcAddress(hntdll, "NtQueryInformationProcess");
     pNtQueryInformationThread = (void *)GetProcAddress(hntdll, "NtQueryInformationThread");
     pNtQuerySystemInformationEx = (void *)GetProcAddress(hntdll, "NtQuerySystemInformationEx");
+    pRtlAdjustPrivilege = (void *)GetProcAddress(hntdll, "RtlAdjustPrivilege");

pGetNativeSystemInfo = (void *) GetProcAddress(hkernel32, "GetNativeSystemInfo");
     pGetSystemRegistryQuota = (void *) GetProcAddress(hkernel32, "GetSystemRegistryQuota");
@@ -4347,6 +4349,76 @@ static void test_largepages(void)
     ok((size == 0) || (size == 2*1024*1024) || (size == 4*1024*1024), "GetLargePageMinimum reports %Id size\n", size);
 }

+static void test_large_page_file_mapping( void )
+{
+    SIZE_T size;
+    BOOLEAN enabled;
+    NTSTATUS status;
+    DWORD err;
+    HANDLE file;
+    HANDLE token;
+    HANDLE process_token;
+
+    if (!pGetLargePageMinimum)
+    {
+        win_skip( "No GetLargePageMinimum support.\n" );
+        return;
+    }
+    if (!pRtlAdjustPrivilege)
+    {
+        win_skip( "No RtlAdjustPrivilege support.\n" );
+        return;
+    }
+
+    size = pGetLargePageMinimum();
+    if (size == 0)
+    {
+        trace( "No large pages support, skipping test.\n" );
+        return;
+    }
+    ok( OpenProcessToken( GetCurrentProcess(), TOKEN_DUPLICATE | TOKEN_QUERY, &process_token ),
+        "OpenProcessToken failed (%ld)\n", GetLastError() );
+    ok( DuplicateToken( process_token, SecurityImpersonation, &token ),
+       "DuplicateToken failed (%ld)\n", GetLastError() );
+    ok( ImpersonateLoggedOnUser( token ), "ImpersonateLoggedOnUser failed (%ld)\n",
+        GetLastError() );
+    status = pRtlAdjustPrivilege( SE_LOCK_MEMORY_PRIVILEGE, TRUE, TRUE, &enabled );
+    if (status != STATUS_SUCCESS)
+    {
+        trace( "Couldn't get SE_LOCK_MEMORY_PRIVILEGE (%ld), skipping large page file "
+               "mapping test.\n",
+               status );
+    }
+    else
+    {
+        file =
+            CreateFileMappingW( INVALID_HANDLE_VALUE, NULL,
+                                PAGE_READWRITE | SEC_LARGE_PAGES | SEC_COMMIT, 0, size - 1, NULL );
+        err = GetLastError();
+        ok( file == NULL && err == ERROR_INVALID_PARAMETER,
+            "CreateFileMappingW should fail with ERROR_INVALID_PARAMETER (got %ld instead)\n",
+            err );
+        if (file != NULL) CloseHandle( file );
+
+        file =
+            CreateFileMappingW( INVALID_HANDLE_VALUE, NULL,
+                                PAGE_READWRITE | SEC_LARGE_PAGES | SEC_COMMIT, 0, size * 2, NULL );
+        ok( file != NULL, "CreateFileMappingW failed (%ld)\n", GetLastError() );
+        if (file != NULL) CloseHandle( file );
+
+        file = CreateFileMappingW( INVALID_HANDLE_VALUE, NULL,
+                                   PAGE_READWRITE | SEC_LARGE_PAGES | SEC_RESERVE, 0, size, NULL );
+        err = GetLastError();
+        ok( file == NULL && err == ERROR_INVALID_PARAMETER,
+            "CreateFileMappingW should have failed with ERROR_INVALID_PARAMETER (got %ld "
+            "instead)\n",
+            err );
+        if (file != NULL) CloseHandle( file );
+        }
+
+    ok( RevertToSelf(), "RevertToSelf failed (%ld)\n", GetLastError() );
+}
+
 struct proc_thread_attr
 {
     DWORD_PTR attr;
@@ -5668,6 +5740,7 @@ START_TEST(process)
     test_GetLogicalProcessorInformationEx();
     test_GetSystemCpuSetInformation();
     test_largepages();
+    test_large_page_file_mapping();
     test_ProcThreadAttributeList();
     test_SuspendProcessState();
     test_SuspendProcessNewThread();