NtUserProcessConnect.c File Reference

#include "../win32nt.h"
#include <ndk/exfuncs.h>

Include dependency graph for NtUserProcessConnect.c:

Go to the source code of this file.

Macros
#define	NTOS_MODE_USER

Functions
	START_TEST (NtUserProcessConnect)

Macro Definition Documentation

NTOS_MODE_USER

#define NTOS_MODE_USER

Definition at line 11 of file NtUserProcessConnect.c.

Function Documentation

START_TEST()

START_TEST

(

NtUserProcessConnect

)

Definition at line 14 of file NtUserProcessConnect.c.

{
    HANDLE hProcess;
    NTSTATUS Status;
    USERCONNECT UserConnect = {0};
    SYSTEM_BASIC_INFORMATION SystemInformation;
    ULONG_PTR MaximumUserModeAddress;
 
    hProcess = GetCurrentProcess();
 
    UserConnect.ulVersion = MAKELONG(0, 5); // == USER_VERSION
    // UserConnect.dwDispatchCount;
    Status = NtUserProcessConnect(hProcess, &UserConnect, sizeof(UserConnect));
 
    if (GetNTVersion() >= _WIN32_WINNT_VISTA)
    {
        ok_ntstatus(Status, STATUS_UNSUCCESSFUL);
        skip("NtUserProcessConnect can only be called by CSRSS on Vista and later.\n");
        return;
    }
 
    ok_ntstatus(Status, STATUS_SUCCESS);
 
    printf("UserConnect.ulVersion = 0x%lx\n", UserConnect.ulVersion);
    printf("UserConnect.ulCurrentVersion = 0x%lx\n", UserConnect.ulCurrentVersion);
    printf("UserConnect.dwDispatchCount = 0x%lx\n", UserConnect.dwDispatchCount);
    printf("UserConnect.siClient.psi = 0x%p\n", UserConnect.siClient.psi);
    printf("UserConnect.siClient.aheList = 0x%p\n", UserConnect.siClient.aheList);
    printf("UserConnect.siClient.pDispInfo = 0x%p\n", UserConnect.siClient.pDispInfo);
    printf("UserConnect.siClient.ulSharedDelta = 0x%Ix\n", UserConnect.siClient.ulSharedDelta);
 
    /* Verify the validity of some mandatory fields */
    TEST(UserConnect.ulVersion == MAKELONG(0, 5));
    TEST(UserConnect.ulCurrentVersion == 0);
    TEST(UserConnect.siClient.ulSharedDelta != 0);
 
    /* Get the max um address */
    Status = NtQuerySystemInformation(SystemBasicInformation,
                                      &SystemInformation,
                                      sizeof(SystemInformation),
                                      NULL);
    TEST(NT_SUCCESS(Status));
 
    MaximumUserModeAddress = SystemInformation.MaximumUserModeAddress;
 
    /* Verify the validity of pointers -- They must be in client space */
    TEST(UserConnect.siClient.psi != NULL);
    TEST(UserConnect.siClient.aheList != NULL);
    // TEST(UserConnect.siClient.pDispInfo != NULL);
    TEST((ULONG_PTR)UserConnect.siClient.psi < MaximumUserModeAddress);
    TEST((ULONG_PTR)UserConnect.siClient.aheList < MaximumUserModeAddress);
    // TEST((ULONG_PTR)UserConnect.siClient.pDispInfo < MaximumUserModeAddress);
}