rpcserver.c

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/*
 * PROJECT:     ReactOS Secondary Logon Service
 * LICENSE:     GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
 * PURPOSE:     Secondary Logon service RPC server
 * COPYRIGHT:   Eric Kohl 2022 <eric.kohl@reactos.org>
 */
 
/* INCLUDES *****************************************************************/
 
#include "precomp.h"
 
#include <seclogon_s.h>
 
WINE_DEFAULT_DEBUG_CHANNEL(seclogon);
 
/* FUNCTIONS *****************************************************************/
 
 
void __RPC_FAR * __RPC_USER midl_user_allocate(SIZE_T len)
{
    return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
}
 
 
void __RPC_USER midl_user_free(void __RPC_FAR * ptr)
{
    HeapFree(GetProcessHeap(), 0, ptr);
}
 
 
DWORD
StartRpcServer(VOID)
{
    NTSTATUS Status;
 
    Status = lpServiceGlobals->StartRpcServer(L"seclogon", ISeclogon_v1_0_s_ifspec);
    TRACE("StartRpcServer returned 0x%08lx\n", Status);
 
    return RtlNtStatusToDosError(Status);
}
 
 
DWORD
StopRpcServer(VOID)
{
    NTSTATUS Status;
 
    Status = lpServiceGlobals->StopRpcServer(ISeclogon_v1_0_s_ifspec);
    TRACE("StopRpcServer returned 0x%08lx\n", Status);
 
    return RtlNtStatusToDosError(Status);
}
 
 
VOID
__stdcall
SeclCreateProcessWithLogonW(
    _In_ handle_t hBinding,
    _In_ SECL_REQUEST *pRequest,
    _Out_ SECL_RESPONSE *pResponse)
{
    STARTUPINFOW StartupInfo;
    PROCESS_INFORMATION ProcessInfo;
 
    PROFILEINFOW ProfileInfo;
    HANDLE hToken = NULL;
    HANDLE hTargetProcessHandle = NULL;
 
    ULONG dwError = ERROR_SUCCESS;
    BOOL rc;
 
    TRACE("SeclCreateProcessWithLogonW(%p %p %p)\n", hBinding, pRequest, pResponse);
 
    if (pRequest != NULL)
    {
        TRACE("Username: '%S'\n", pRequest->Username);
        TRACE("Domain: '%S'\n", pRequest->Domain);
        TRACE("Password: '%S'\n", pRequest->Password);
        TRACE("ApplicationName: '%S'\n", pRequest->ApplicationName);
        TRACE("CommandLine: '%S'\n", pRequest->CommandLine);
        TRACE("CurrentDirectory: '%S'\n", pRequest->CurrentDirectory);
        TRACE("LogonFlags: 0x%lx\n", pRequest->dwLogonFlags);
        TRACE("CreationFlags: 0x%lx\n", pRequest->dwCreationFlags);
        TRACE("ProcessId: %lu\n", pRequest->dwProcessId);
    }
 
    hTargetProcessHandle = OpenProcess(PROCESS_DUP_HANDLE,
                                       FALSE,
                                       pRequest->dwProcessId);
    if (hTargetProcessHandle == NULL)
    {
        dwError = GetLastError();
        WARN("OpenProcess() failed with Error %lu\n", dwError);
        goto done;
    }
 
    ZeroMemory(&ProfileInfo, sizeof(ProfileInfo));
 
    /* Logon */
    rc = LogonUser(pRequest->Username,
                   pRequest->Domain,
                   pRequest->Password,
                   LOGON32_LOGON_INTERACTIVE,
                   LOGON32_PROVIDER_DEFAULT,
                   &hToken);
    if (rc == FALSE)
    {
        dwError = GetLastError();
        WARN("LogonUser() failed with Error %lu\n", dwError);
        goto done;
    }
 
    /* Load the user profile */
    if (pRequest->dwLogonFlags & LOGON_WITH_PROFILE)
    {
        ProfileInfo.dwSize = sizeof(ProfileInfo);
        ProfileInfo.lpUserName = pRequest->Username;
 
        rc = LoadUserProfileW(hToken,
                              &ProfileInfo);
        if (rc == FALSE)
        {
            dwError = GetLastError();
            WARN("LoadUserProfile() failed with Error %lu\n", dwError);
            goto done;
        }
    }
 
    /* Initialize the startup information */
    ZeroMemory(&StartupInfo, sizeof(StartupInfo));
    StartupInfo.cb = sizeof(StartupInfo);
 
    /* FIXME: Get startup info from the caller */
 
    /* Initialize the process information */
    ZeroMemory(&ProcessInfo, sizeof(ProcessInfo));
 
    /* Create Process */
    rc = CreateProcessAsUserW(hToken,
                              pRequest->ApplicationName,
                              pRequest->CommandLine,
                              NULL,  // lpProcessAttributes,
                              NULL,  // lpThreadAttributes,
                              FALSE, // bInheritHandles,
                              pRequest->dwCreationFlags,
                              pRequest->Environment,  // lpEnvironment,
                              pRequest->CurrentDirectory,
                              &StartupInfo,
                              &ProcessInfo);
    if (rc == FALSE)
    {
        dwError = GetLastError();
        WARN("CreateProcessAsUser() failed with Error %lu\n", dwError);
        goto done;
    }
 
    /* Return process info to the caller */
    if (pResponse != NULL)
    {
        DuplicateHandle(GetCurrentProcess(),
                        ProcessInfo.hProcess,
                        hTargetProcessHandle,
                        (PHANDLE)&pResponse->hProcess,
                        0,
                        FALSE,
                        DUPLICATE_SAME_ACCESS);
 
        DuplicateHandle(GetCurrentProcess(),
                        ProcessInfo.hThread,
                        hTargetProcessHandle,
                        (PHANDLE)&pResponse->hThread,
                        0,
                        FALSE,
                        DUPLICATE_SAME_ACCESS);
 
        pResponse->dwProcessId = ProcessInfo.dwProcessId;
        pResponse->dwThreadId = ProcessInfo.dwThreadId;
    }
 
done:
    if (hTargetProcessHandle)
        CloseHandle(hTargetProcessHandle);
 
    if (ProcessInfo.hThread)
        CloseHandle(ProcessInfo.hThread);
 
    if (ProcessInfo.hProcess)
        CloseHandle(ProcessInfo.hProcess);
 
    if (ProfileInfo.hProfile != NULL)
        UnloadUserProfile(hToken, ProfileInfo.hProfile);
 
    if (hToken != NULL)
        CloseHandle(hToken);
 
    if (pResponse != NULL)
        pResponse->dwError = dwError;
}