#include "srv.h"
#include <winreg.h>
#include <ndk/cmfuncs.h>
#include <debug.h>

Include dependency graph for init.c:

Macros
#define	NDEBUG

Functions
NTSTATUS NTAPI	CsrSetProcessSecurity (VOID)

NTSTATUS NTAPI	CsrSetDirectorySecurity (IN HANDLE ObjectDirectory)

NTSTATUS NTAPI	GetDosDevicesProtection (OUT PSECURITY_DESCRIPTOR DosDevicesSd)

VOID NTAPI	FreeDosDevicesProtection (IN PSECURITY_DESCRIPTOR DosDevicesSd)

NTSTATUS NTAPI	CsrCreateSessionObjectDirectory (IN ULONG Session)

NTSTATUS NTAPI	CsrParseServerCommandLine (IN ULONG ArgumentCount, IN PCHAR Arguments[])

NTSTATUS NTAPI	CsrInitCsrRootProcess (VOID)

NTSTATUS NTAPI	CsrCreateLocalSystemSD (OUT PSECURITY_DESCRIPTOR *LocalSystemSd)

NTSTATUS NTAPI	CsrSbApiPortInitialize (VOID)

NTSTATUS NTAPI	CsrServerInitialization (IN ULONG ArgumentCount, IN PCHAR Arguments[])

VOID NTAPI	CsrPopulateDosDevices (VOID)

BOOL NTAPI	DllMain (IN HINSTANCE hInstanceDll, IN DWORD dwReason, IN LPVOID lpReserved)

Macro Definition Documentation

◆ NDEBUG

#define NDEBUG

Definition at line 17 of file init.c.

Function Documentation

◆ CsrCreateLocalSystemSD()

NTSTATUS NTAPI CsrCreateLocalSystemSD ( OUT PSECURITY_DESCRIPTOR * LocalSystemSd )

this API is used with CsrPopulateDosDevices, deprecated in r55585. NTSTATUS NTAPI CsrPopulateDosDevicesDirectory(IN HANDLE DosDevicesDirectory, IN PPROCESS_DEVICEMAP_INFORMATION DeviceMap);

Definition at line 847 of file init.c.

{
    SID_IDENTIFIER_AUTHORITY NtSidAuthority = {SECURITY_NT_AUTHORITY};
    PSID SystemSid;
    ULONG Length;
    PSECURITY_DESCRIPTOR SystemSd;
    PACL Dacl;
    NTSTATUS Status;
 
    /* Initialize the System SID */
    RtlAllocateAndInitializeSid(&NtSidAuthority, 1,
                                SECURITY_LOCAL_SYSTEM_RID,
                                0, 0, 0, 0, 0, 0, 0,
                                &SystemSid);
 
    /* Get the length of the SID */
    Length = RtlLengthSid(SystemSid) + sizeof(ACL) + sizeof(ACCESS_ALLOWED_ACE);
 
    /* Allocate a buffer for the Security Descriptor, with SID and DACL */
    SystemSd = RtlAllocateHeap(CsrHeap, 0, SECURITY_DESCRIPTOR_MIN_LENGTH + Length);
 
    /* Set the pointer to the DACL */
    Dacl = (PACL)((ULONG_PTR)SystemSd + SECURITY_DESCRIPTOR_MIN_LENGTH);
 
    /* Now create the SD itself */
    Status = RtlCreateSecurityDescriptor(SystemSd, SECURITY_DESCRIPTOR_REVISION);
    if (!NT_SUCCESS(Status)) goto Quit;
 
    /* Create the DACL for it */
    RtlCreateAcl(Dacl, Length, ACL_REVISION2);
 
    /* Create the ACE */
    Status = RtlAddAccessAllowedAce(Dacl, ACL_REVISION, PORT_ALL_ACCESS, SystemSid);
    if (!NT_SUCCESS(Status)) goto Quit;
 
    /* Clear the DACL in the SD */
    Status = RtlSetDaclSecurityDescriptor(SystemSd, TRUE, Dacl, FALSE);
    if (!NT_SUCCESS(Status)) goto Quit;
 
Quit:
    if (!NT_SUCCESS(Status))
    {
        RtlFreeHeap(CsrHeap, 0, SystemSd);
        SystemSd = NULL;
    }
 
    /* Free the SID and return*/
    RtlFreeSid(SystemSid);
    *LocalSystemSd = SystemSd;
    return Status;
}

Referenced by CsrSbApiPortInitialize().

◆ CsrCreateSessionObjectDirectory()

NTSTATUS NTAPI CsrCreateSessionObjectDirectory ( IN ULONG Session )

Definition at line 424 of file init.c.

{
    WCHAR SessionBuffer[512], BnoBuffer[512];
    UNICODE_STRING SessionString, BnoString;
    OBJECT_ATTRIBUTES ObjectAttributes;
    HANDLE BnoHandle;
    SECURITY_DESCRIPTOR DosDevicesSd;
    NTSTATUS Status;
 
    /* Generate the Session BNOLINKS Directory name */
    swprintf(SessionBuffer, L"%ws\\BNOLINKS", SESSION_ROOT);
    RtlInitUnicodeString(&SessionString, SessionBuffer);
 
    /* Create it */
    InitializeObjectAttributes(&ObjectAttributes,
                               &SessionString,
                               OBJ_OPENIF | OBJ_CASE_INSENSITIVE,
                               NULL,
                               NULL);
    Status = NtCreateDirectoryObject(&BNOLinksDirectory,
                                     DIRECTORY_ALL_ACCESS,
                                     &ObjectAttributes);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSS: NtCreateDirectoryObject failed in "
                "CsrCreateSessionObjectDirectory - status = %lx\n", Status);
        return Status;
    }
 
    /* Now add the Session ID */
    swprintf(SessionBuffer, L"%ld", Session);
    RtlInitUnicodeString(&SessionString, SessionBuffer);
 
    /* Check if this is the first Session */
    if (Session)
    {
        /* Not the first, so the name will be slighly more complex */
        swprintf(BnoBuffer, L"%ws\\%ld\\BaseNamedObjects", SESSION_ROOT, Session);
        RtlInitUnicodeString(&BnoString, BnoBuffer);
    }
    else
    {
        /* Use the direct name */
        RtlInitUnicodeString(&BnoString, L"\\BaseNamedObjects");
    }
 
    /* Create the symlink */
    InitializeObjectAttributes(&ObjectAttributes,
                               &SessionString,
                               OBJ_OPENIF | OBJ_CASE_INSENSITIVE,
                               BNOLinksDirectory,
                               NULL);
    Status = NtCreateSymbolicLinkObject(&BnoHandle,
                                        SYMBOLIC_LINK_ALL_ACCESS,
                                        &ObjectAttributes,
                                        &BnoString);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSS: NtCreateSymbolicLinkObject failed in "
                "CsrCreateSessionObjectDirectory - status = %lx\n", Status);
        return Status;
    }
 
    /* Create the \DosDevices Security Descriptor */
    Status = GetDosDevicesProtection(&DosDevicesSd);
    if (!NT_SUCCESS(Status)) return Status;
 
    /* Now create a directory for this session */
    swprintf(SessionBuffer, L"%ws\\%ld", SESSION_ROOT, Session);
    RtlInitUnicodeString(&SessionString, SessionBuffer);
 
    /* Create the directory */
    InitializeObjectAttributes(&ObjectAttributes,
                               &SessionString,
                               OBJ_OPENIF | OBJ_CASE_INSENSITIVE,
                               0,
                               &DosDevicesSd);
    Status = NtCreateDirectoryObject(&SessionObjectDirectory,
                                     DIRECTORY_ALL_ACCESS,
                                     &ObjectAttributes);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSS: NtCreateDirectoryObject failed in "
                "CsrCreateSessionObjectDirectory - status = %lx\n", Status);
        FreeDosDevicesProtection(&DosDevicesSd);
        return Status;
    }
 
    /* Next, create a directory for this session's DOS Devices */
    RtlInitUnicodeString(&SessionString, L"DosDevices");
    InitializeObjectAttributes(&ObjectAttributes,
                               &SessionString,
                               OBJ_CASE_INSENSITIVE,
                               SessionObjectDirectory,
                               &DosDevicesSd);
    Status = NtCreateDirectoryObject(&DosDevicesDirectory,
                                     DIRECTORY_ALL_ACCESS,
                                     &ObjectAttributes);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSS: NtCreateDirectoryObject failed in "
                "CsrCreateSessionObjectDirectory - status = %lx\n", Status);
    }
 
    /* Release the Security Descriptor */
    FreeDosDevicesProtection(&DosDevicesSd);
 
    /* Return */
    return Status;
}

Referenced by CsrParseServerCommandLine().

◆ CsrInitCsrRootProcess()

NTSTATUS NTAPI CsrInitCsrRootProcess ( VOID )

Definition at line 769 of file init.c.

{
    PVOID ProcessData;
    PCSR_SERVER_DLL ServerDll;
    ULONG i = 0;
 
    /* All Server DLLs are now loaded, allocate a heap for the Root Process */
    ProcessData = RtlAllocateHeap(CsrHeap,
                                  HEAP_ZERO_MEMORY,
                                  CsrTotalPerProcessDataLength);
    if (!ProcessData)
    {
        DPRINT1("CSRSRV:%s: RtlAllocateHeap failed (Status=%08lx)\n",
                __FUNCTION__, STATUS_NO_MEMORY);
        return STATUS_NO_MEMORY;
    }
 
    /*
     * Our Root Process was never officially initialized,
     * so write the data for each Server DLL manually.
     */
 
    /* Loop every DLL */
    for (i = 0; i < CSR_SERVER_DLL_MAX; i++)
    {
        /* Get the current Server */
        ServerDll = CsrLoadedServerDll[i];
 
        /* Is it loaded, and does it have per process data? */
        if (ServerDll && ServerDll->SizeOfProcessData)
        {
            /* It does, give it part of our allocated heap */
            CsrRootProcess->ServerData[i] = ProcessData;
 
            /* Move to the next heap position */
            ProcessData = (PVOID)((ULONG_PTR)ProcessData +
                                  ServerDll->SizeOfProcessData);
        }
        else
        {
            /* Nothing for this Server DLL */
            CsrRootProcess->ServerData[i] = NULL;
        }
    }
 
    /* Now initialize the Root Process manually as well */
    for (i = 0; i < CSR_SERVER_DLL_MAX; i++)
    {
        /* Get the current Server */
        ServerDll = CsrLoadedServerDll[i];
 
        /* Is it loaded, and does it a callback for new processes? */
        if (ServerDll && ServerDll->NewProcessCallback)
        {
            /* Call the callback */
            ServerDll->NewProcessCallback(NULL, CsrRootProcess);
        }
    }
 
    return STATUS_SUCCESS;
}

Referenced by CsrServerInitialization().

◆ CsrParseServerCommandLine()

NTSTATUS NTAPI CsrParseServerCommandLine	(	IN ULONG	ArgumentCount,
		IN PCHAR	Arguments[]
	)

Definition at line 554 of file init.c.

{
    NTSTATUS Status;
    PCHAR ParameterName = NULL, ParameterValue = NULL, EntryPoint, ServerString;
    ULONG i, DllIndex;
    ANSI_STRING AnsiString;
    OBJECT_ATTRIBUTES ObjectAttributes;
 
    /* Set the Defaults */
    CsrTotalPerProcessDataLength = 0;
    CsrObjectDirectory = NULL;
#ifdef __REACTOS__
    CsrWindowsControl = FALSE;
    CsrSubSystemType = IMAGE_SUBSYSTEM_UNKNOWN;
#endif
    CsrMaxApiRequestThreads = 16;
 
    /* Save our Session ID, and create a Directory for it */
    SessionId = NtCurrentPeb()->SessionId;
    Status = CsrCreateSessionObjectDirectory(SessionId);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSS: CsrCreateSessionObjectDirectory failed (%lx)\n",
                Status);
 
        /* It's not fatal if the session ID isn't zero */
        if (SessionId != 0) return Status;
        ASSERT(NT_SUCCESS(Status));
    }
 
    /* Loop through every argument */
    for (i = 1; i < ArgumentCount; i++)
    {
        /* Split Name and Value */
        ParameterName = Arguments[i];
        ParameterValue = NULL;
        ParameterValue = strchr(ParameterName, '=');
        if (ParameterValue) *ParameterValue++ = ANSI_NULL;
        DPRINT("Name=%s, Value=%s\n", ParameterName, ParameterValue);
 
        /* Check for Object Directory */
        if (_stricmp(ParameterName, "ObjectDirectory") == 0)
        {
            /* Check if a session ID is specified */
            if (SessionId != 0)
            {
                DPRINT1("Sessions not yet implemented\n");
                ASSERT(SessionId);
            }
 
            /* Initialize the directory name */
            RtlInitAnsiString(&AnsiString, ParameterValue);
            Status = RtlAnsiStringToUnicodeString(&CsrDirectoryName,
                                                  &AnsiString,
                                                  TRUE);
            ASSERT(NT_SUCCESS(Status) || SessionId != 0);
            if (!NT_SUCCESS(Status)) return Status;
 
            /* Create it */
            InitializeObjectAttributes(&ObjectAttributes,
                                       &CsrDirectoryName,
                                       OBJ_OPENIF | OBJ_CASE_INSENSITIVE | OBJ_PERMANENT,
                                       NULL,
                                       NULL);
            Status = NtCreateDirectoryObject(&CsrObjectDirectory,
                                             DIRECTORY_ALL_ACCESS,
                                             &ObjectAttributes);
            if (!NT_SUCCESS(Status)) return Status;
 
            /* Secure it */
            Status = CsrSetDirectorySecurity(CsrObjectDirectory);
            if (!NT_SUCCESS(Status)) return Status;
        }
        else if (_stricmp(ParameterName, "SubSystemType") == 0)
        {
#ifdef __REACTOS__
            /* Well-known subsystems, specified by names */
            if (_stricmp(ParameterValue, "windows") == 0)
            {
                /* Behaviour compatible with Windows 7+ */
                if (CsrWindowsControl)
                    CsrSubSystemType = IMAGE_SUBSYSTEM_WINDOWS_GUI;
                else
                    CsrSubSystemType = IMAGE_SUBSYSTEM_WINDOWS_CUI;
            }
            else if (_stricmp(ParameterValue, "posix") == 0)
            {
                CsrSubSystemType = IMAGE_SUBSYSTEM_POSIX_CUI;
            }
            else if (_stricmp(ParameterValue, "os2") == 0)
            {
                CsrSubSystemType = IMAGE_SUBSYSTEM_OS2_CUI;
            }
            else if (_stricmp(ParameterValue, "native") == 0)
            {
                CsrSubSystemType = IMAGE_SUBSYSTEM_NATIVE;
            }
            else
            {
                /* Another subsystem type, specified by a numerical value */
                Status = RtlCharToInteger(ParameterValue, 0, &CsrSubSystemType);
            }
#else
            /* Ignored */
#endif
        }
        else if (_stricmp(ParameterName, "MaxRequestThreads") == 0)
        {
            Status = RtlCharToInteger(ParameterValue,
                                      0,
                                      &CsrMaxApiRequestThreads);
        }
        else if (_stricmp(ParameterName, "RequestThreads") == 0)
        {
            /* Ignored */
            Status = STATUS_SUCCESS;
        }
        else if (_stricmp(ParameterName, "ProfileControl") == 0)
        {
            /* Related functionality ignored since NT 3.5 */
        }
        else if (_stricmp(ParameterName, "SharedSection") == 0)
        {
            /* Create the Section */
            Status = CsrSrvCreateSharedSection(ParameterValue);
            if (!NT_SUCCESS(Status))
            {
                DPRINT1("CSRSS: *** Invalid syntax for %s=%s (Status == %X)\n",
                        ParameterName, ParameterValue, Status);
                return Status;
            }
 
            /* Load us */
            Status = CsrLoadServerDll("CSRSS" /* "CSRSRV" */, NULL, CSRSRV_SERVERDLL_INDEX);
        }
        else if (_stricmp(ParameterName, "ServerDll") == 0)
        {
            /* Loop the command line */
            EntryPoint = NULL;
            Status = STATUS_INVALID_PARAMETER;
            ServerString = ParameterValue;
            while (*ServerString)
            {
                /* Check for the Entry Point */
                if ((*ServerString == ':') && (!EntryPoint))
                {
                    /* Found it. NULL-terminate and save it. */
                    *ServerString++ = ANSI_NULL;
                    EntryPoint = ServerString;
                }
 
                /* Check for the Dll Index */
                if (*ServerString++ == ',') break;
            }
 
            /* Did we find something to load? */
            if (!*ServerString)
            {
                DPRINT1("CSRSS: *** Invalid syntax for ServerDll=%s (Status == %X)\n",
                        ParameterValue, Status);
                return Status;
            }
 
            /* Convert it to a ULONG */
            Status = RtlCharToInteger(ServerString, 10, &DllIndex);
 
            /* Add a null char if it was valid */
            if (NT_SUCCESS(Status)) ServerString[-1] = ANSI_NULL;
 
            /* Load it */
            if (CsrDebug & 1) DPRINT1("CSRSS: Loading ServerDll=%s:%s\n", ParameterValue, EntryPoint);
            Status = CsrLoadServerDll(ParameterValue, EntryPoint, DllIndex);
            if (!NT_SUCCESS(Status))
            {
                DPRINT1("CSRSS: *** Failed loading ServerDll=%s (Status == 0x%x)\n",
                        ParameterValue, Status);
                return Status;
            }
        }
        else if (_stricmp(ParameterName, "Windows") == 0)
        {
#ifdef __REACTOS__
            CsrWindowsControl = (_stricmp(ParameterValue, "On") == 0);
#else
            /* Ignored */
#endif
        }
        else
        {
            /* Invalid parameter on the command line */
            Status = STATUS_INVALID_PARAMETER;
        }
    }
 
    /* Return status */
    return Status;
}

Referenced by CsrServerInitialization().

◆ CsrPopulateDosDevices()

VOID NTAPI CsrPopulateDosDevices ( VOID )

Definition at line 1146 of file init.c.

{
    DPRINT1("Deprecated API in r55585.\n");
    return;
}

◆ CsrSbApiPortInitialize()

NTSTATUS NTAPI CsrSbApiPortInitialize ( VOID )

Definition at line 915 of file init.c.

{
    ULONG Size;
    PSECURITY_DESCRIPTOR PortSd;
    OBJECT_ATTRIBUTES ObjectAttributes;
    NTSTATUS Status;
    HANDLE hRequestThread;
    CLIENT_ID ClientId;
 
    /* Calculate how much space we'll need for the Port Name */
    Size = CsrDirectoryName.Length + sizeof(SB_PORT_NAME) + sizeof(WCHAR);
 
    /* Create the buffer for it */
    CsrSbApiPortName.Buffer = RtlAllocateHeap(CsrHeap, 0, Size);
    if (!CsrSbApiPortName.Buffer) return STATUS_NO_MEMORY;
 
    /* Setup the rest of the empty string */
    CsrSbApiPortName.Length = 0;
    CsrSbApiPortName.MaximumLength = (USHORT)Size;
 
    /* Now append the full port name */
    RtlAppendUnicodeStringToString(&CsrSbApiPortName, &CsrDirectoryName);
    RtlAppendUnicodeToString(&CsrSbApiPortName, UNICODE_PATH_SEP);
    RtlAppendUnicodeToString(&CsrSbApiPortName, SB_PORT_NAME);
    if (CsrDebug & 2) DPRINT1("CSRSS: Creating %wZ port and associated thread\n", &CsrSbApiPortName);
 
    /* Create Security Descriptor for this Port */
    Status = CsrCreateLocalSystemSD(&PortSd);
    if (!NT_SUCCESS(Status)) return Status;
 
    /* Initialize the Attributes */
    InitializeObjectAttributes(&ObjectAttributes,
                               &CsrSbApiPortName,
                               0,
                               NULL,
                               PortSd);
 
    /* Create the Port Object */
    Status = NtCreatePort(&CsrSbApiPort,
                          &ObjectAttributes,
                          sizeof(SB_CONNECTION_INFO),
                          sizeof(SB_API_MSG),
                          32 * sizeof(SB_API_MSG));
    if (PortSd) RtlFreeHeap(CsrHeap, 0, PortSd);
 
    if (NT_SUCCESS(Status))
    {
        /* Create the Thread to handle the API Requests */
        Status = RtlCreateUserThread(NtCurrentProcess(),
                                     NULL,
                                     TRUE,
                                     0,
                                     0,
                                     0,
                                     (PVOID)CsrSbApiRequestThread,
                                     NULL,
                                     &hRequestThread,
                                     &ClientId);
        if (NT_SUCCESS(Status))
        {
            /* Add it as a Static Server Thread */
            CsrSbApiRequestThreadPtr = CsrAddStaticServerThread(hRequestThread,
                                                                &ClientId,
                                                                0);
 
            /* Activate it */
            Status = NtResumeThread(hRequestThread, NULL);
        }
    }
 
    return Status;
}

Referenced by CsrServerInitialization().

◆ CsrServerInitialization()

NTSTATUS NTAPI CsrServerInitialization	(	IN ULONG	ArgumentCount,
		IN PCHAR	Arguments[]
	)

Definition at line 1011 of file init.c.

{
    NTSTATUS Status = STATUS_SUCCESS;
 
    /* Cache System Basic Information so we don't always request it */
    Status = NtQuerySystemInformation(SystemBasicInformation,
                                      &CsrNtSysInfo,
                                      sizeof(SYSTEM_BASIC_INFORMATION),
                                      NULL);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSRV:%s: NtQuerySystemInformation failed (Status=0x%08lx)\n",
                __FUNCTION__, Status);
        return Status;
    }
 
    /* Save our Heap */
    CsrHeap = RtlGetProcessHeap();
 
    /* Set our Security Descriptor to protect the process */
    Status = CsrSetProcessSecurity();
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSRV:%s: CsrSetProcessSecurity failed (Status=0x%08lx)\n",
                __FUNCTION__, Status);
        return Status;
    }
 
    /* Set up Session Support */
    Status = CsrInitializeNtSessionList();
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSRV:%s: CsrInitializeSessions failed (Status=0x%08lx)\n",
                __FUNCTION__, Status);
        return Status;
    }
 
    /* Set up Process Support and allocate the CSR Root Process */
    Status = CsrInitializeProcessStructure();
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSRV:%s: CsrInitializeProcessStructure failed (Status=0x%08lx)\n",
                __FUNCTION__, Status);
        return Status;
    }
 
    /* Parse the command line */
    Status = CsrParseServerCommandLine(ArgumentCount, Arguments);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSRV:%s: CsrParseServerCommandLine failed (Status=0x%08lx)\n",
                __FUNCTION__, Status);
        return Status;
    }
 
    /* Finish to initialize the CSR Root Process */
    Status = CsrInitCsrRootProcess();
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSRV:%s: CsrInitCsrRootProcess failed (Status=0x%08lx)\n",
                __FUNCTION__, Status);
        return Status;
    }
 
    /* Now initialize our API Port */
    Status = CsrApiPortInitialize();
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSRV:%s: CsrApiPortInitialize failed (Status=0x%08lx)\n",
                __FUNCTION__, Status);
        return Status;
    }
 
#ifdef __REACTOS__
    if (CsrSubSystemType != IMAGE_SUBSYSTEM_UNKNOWN)
    {
#endif
    /* Initialize the API Port for SM communication */
    Status = CsrSbApiPortInitialize();
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSRV:%s: CsrSbApiPortInitialize failed (Status=0x%08lx)\n",
                __FUNCTION__, Status);
        return Status;
    }
 
    /* We're all set! Connect to SM! */
    Status = SmConnectToSm(&CsrSbApiPortName,
                           CsrSbApiPort,
#ifdef __REACTOS__
                           CsrSubSystemType,
#else
                           IMAGE_SUBSYSTEM_WINDOWS_GUI,
#endif
                           &CsrSmApiPort);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSRV:%s: SmConnectToSm failed (Status=0x%08lx)\n",
                __FUNCTION__, Status);
        return Status;
    }
#ifdef __REACTOS__
    }
#endif
 
    /* Have us handle Hard Errors */
    Status = NtSetDefaultHardErrorPort(CsrApiPort);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSRV:%s: NtSetDefaultHardErrorPort failed (Status=0x%08lx)\n",
                __FUNCTION__, Status);
        return Status;
    }
 
    /* Return status */
    return Status;
}

Referenced by _main().

◆ CsrSetDirectorySecurity()

NTSTATUS NTAPI CsrSetDirectorySecurity ( IN HANDLE ObjectDirectory )

Definition at line 186 of file init.c.

{
    /* FIXME: Implement */
    return STATUS_SUCCESS;
}

Referenced by CsrParseServerCommandLine().

◆ CsrSetProcessSecurity()

NTSTATUS NTAPI CsrSetProcessSecurity ( VOID )

Definition at line 66 of file init.c.

{
    NTSTATUS Status;
    HANDLE hToken, hProcess = NtCurrentProcess();
    ULONG Length;
    PTOKEN_USER TokenInfo = NULL;
    PSECURITY_DESCRIPTOR ProcSd = NULL;
    PACL Dacl;
    PSID UserSid;
 
    /* Open our token */
    Status = NtOpenProcessToken(hProcess, TOKEN_QUERY, &hToken);
    if (!NT_SUCCESS(Status)) goto Quickie;
 
    /* Get the Token User Length */
    Status = NtQueryInformationToken(hToken, TokenUser, NULL, 0, &Length);
    if (Status != STATUS_BUFFER_TOO_SMALL)
    {
        NtClose(hToken);
        goto Quickie;
    }
 
    /* Allocate space for it */
    TokenInfo = RtlAllocateHeap(CsrHeap, HEAP_ZERO_MEMORY, Length);
    if (!TokenInfo)
    {
        NtClose(hToken);
        Status = STATUS_NO_MEMORY;
        goto Quickie;
    }
 
    /* Now query the data */
    Status = NtQueryInformationToken(hToken, TokenUser, TokenInfo, Length, &Length);
    NtClose(hToken);
    if (!NT_SUCCESS(Status)) goto Quickie;
 
    /* Now check the SID Length */
    UserSid = TokenInfo->User.Sid;
    Length = RtlLengthSid(UserSid) + sizeof(ACL) + sizeof(ACCESS_ALLOWED_ACE);
 
    /* Allocate a buffer for the Security Descriptor, with SID and DACL */
    ProcSd = RtlAllocateHeap(CsrHeap, HEAP_ZERO_MEMORY, SECURITY_DESCRIPTOR_MIN_LENGTH + Length);
    if (!ProcSd)
    {
        Status = STATUS_NO_MEMORY;
        goto Quickie;
    }
 
    /* Set the pointer to the DACL */
    Dacl = (PACL)((ULONG_PTR)ProcSd + SECURITY_DESCRIPTOR_MIN_LENGTH);
 
    /* Now create the SD itself */
    Status = RtlCreateSecurityDescriptor(ProcSd, SECURITY_DESCRIPTOR_REVISION);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSS: SD creation failed - status = %lx\n", Status);
        goto Quickie;
    }
 
    /* Create the DACL for it*/
    Status = RtlCreateAcl(Dacl, Length, ACL_REVISION2);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSS: DACL creation failed - status = %lx\n", Status);
        goto Quickie;
    }
 
    /* Create the ACE */
    Status = RtlAddAccessAllowedAce(Dacl,
                                    ACL_REVISION,
                                    PROCESS_VM_READ | PROCESS_VM_WRITE |
                                    PROCESS_VM_OPERATION | PROCESS_DUP_HANDLE |
                                    PROCESS_TERMINATE | PROCESS_SUSPEND_RESUME |
                                    PROCESS_QUERY_INFORMATION | READ_CONTROL,
                                    UserSid);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSS: ACE creation failed - status = %lx\n", Status);
        goto Quickie;
    }
 
    /* Clear the DACL in the SD */
    Status = RtlSetDaclSecurityDescriptor(ProcSd, TRUE, Dacl, FALSE);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSS: set DACL failed - status = %lx\n", Status);
        goto Quickie;
    }
 
    /* Write the SD into the Process */
    Status = NtSetSecurityObject(hProcess, DACL_SECURITY_INFORMATION, ProcSd);
    if (!NT_SUCCESS(Status))
    {
        DPRINT1("CSRSS: set process DACL failed - status = %lx\n", Status);
        goto Quickie;
    }
 
    /* Free the memory and return */
Quickie:
    if (ProcSd) RtlFreeHeap(CsrHeap, 0, ProcSd);
    if (TokenInfo) RtlFreeHeap(CsrHeap, 0, TokenInfo);
    return Status;
}

Referenced by CsrServerInitialization().

◆ DllMain()

BOOL NTAPI DllMain	(	IN HINSTANCE	hInstanceDll,
		IN DWORD	dwReason,
		IN LPVOID	lpReserved
	)

@DllMain

Core routine of the Utility Manager's library.

Parameters

[in]	hDllInstance	The entry point instance of the library.
[in]	fdwReason	The reason argument to indicate the motive DllMain is being called.
[in]	lpvReserved	Reserved.

Returns: Returns TRUE when main call initialization has succeeded, FALSE otherwise.

Definition at line 1154 of file init.c.

{
    /* We don't do much */
    UNREFERENCED_PARAMETER(hInstanceDll);
    UNREFERENCED_PARAMETER(dwReason);
    UNREFERENCED_PARAMETER(lpReserved);
 
    return TRUE;
}

◆ FreeDosDevicesProtection()

VOID NTAPI FreeDosDevicesProtection ( IN PSECURITY_DESCRIPTOR DosDevicesSd )

Definition at line 392 of file init.c.

{
    PACL Dacl;
    BOOLEAN Present, Default;
    NTSTATUS Status;
 
    /* Get the DACL corresponding to this SD */
    Status = RtlGetDaclSecurityDescriptor(DosDevicesSd, &Present, &Dacl, &Default);
    ASSERT(NT_SUCCESS(Status));
    ASSERT(Present);
    ASSERT(Dacl != NULL);
 
    /* Free it */
    if ((NT_SUCCESS(Status)) && (Dacl)) RtlFreeHeap(CsrHeap, 0, Dacl);
}

Referenced by CsrCreateSessionObjectDirectory().

◆ GetDosDevicesProtection()

NTSTATUS NTAPI GetDosDevicesProtection ( OUT PSECURITY_DESCRIPTOR DosDevicesSd )

Definition at line 209 of file init.c.

{
    SID_IDENTIFIER_AUTHORITY WorldAuthority = {SECURITY_WORLD_SID_AUTHORITY};
    SID_IDENTIFIER_AUTHORITY CreatorAuthority = {SECURITY_CREATOR_SID_AUTHORITY};
    SID_IDENTIFIER_AUTHORITY NtSidAuthority = {SECURITY_NT_AUTHORITY};
    PSID WorldSid, CreatorSid, AdminSid, SystemSid;
    UCHAR KeyValueBuffer[0x40];
    PKEY_VALUE_PARTIAL_INFORMATION KeyValuePartialInfo;
    UNICODE_STRING KeyName;
    ULONG ProtectionMode = 0;
    OBJECT_ATTRIBUTES ObjectAttributes;
    PACL Dacl;
    PACCESS_ALLOWED_ACE Ace;
    HANDLE hKey;
    NTSTATUS Status;
    ULONG ResultLength, SidLength, AclLength;
 
    /* Create the SD */
    Status = RtlCreateSecurityDescriptor(DosDevicesSd, SECURITY_DESCRIPTOR_REVISION);
    ASSERT(NT_SUCCESS(Status));
 
    /* Initialize the System SID */
    Status = RtlAllocateAndInitializeSid(&NtSidAuthority, 1,
                                         SECURITY_LOCAL_SYSTEM_RID,
                                         0, 0, 0, 0, 0, 0, 0,
                                         &SystemSid);
    ASSERT(NT_SUCCESS(Status));
 
    /* Initialize the World SID */
    Status = RtlAllocateAndInitializeSid(&WorldAuthority, 1,
                                         SECURITY_WORLD_RID,
                                         0, 0, 0, 0, 0, 0, 0,
                                         &WorldSid);
    ASSERT(NT_SUCCESS(Status));
 
    /* Initialize the Admin SID */
    Status = RtlAllocateAndInitializeSid(&NtSidAuthority, 2,
                                         SECURITY_BUILTIN_DOMAIN_RID,
                                         DOMAIN_ALIAS_RID_ADMINS,
                                         0, 0, 0, 0, 0, 0,
                                         &AdminSid);
    ASSERT(NT_SUCCESS(Status));
 
    /* Initialize the Creator SID */
    Status = RtlAllocateAndInitializeSid(&CreatorAuthority, 1,
                                         SECURITY_CREATOR_OWNER_RID,
                                         0, 0, 0, 0, 0, 0, 0,
                                         &CreatorSid);
    ASSERT(NT_SUCCESS(Status));
 
    /* Open the Session Manager Key */
    RtlInitUnicodeString(&KeyName, SM_REG_KEY);
    InitializeObjectAttributes(&ObjectAttributes,
                               &KeyName,
                               OBJ_CASE_INSENSITIVE,
                               NULL,
                               NULL);
    Status = NtOpenKey(&hKey, KEY_READ, &ObjectAttributes);
    if (NT_SUCCESS(Status))
    {
        /* Read the key value */
        RtlInitUnicodeString(&KeyName, L"ProtectionMode");
        Status = NtQueryValueKey(hKey,
                                 &KeyName,
                                 KeyValuePartialInformation,
                                 KeyValueBuffer,
                                 sizeof(KeyValueBuffer),
                                 &ResultLength);
 
        /* Make sure it's what we expect it to be */
        KeyValuePartialInfo = (PKEY_VALUE_PARTIAL_INFORMATION)KeyValueBuffer;
        if ((NT_SUCCESS(Status)) && (KeyValuePartialInfo->Type == REG_DWORD) &&
            (*(PULONG)KeyValuePartialInfo->Data))
        {
            /* Save the Protection Mode */
            ProtectionMode = *(PULONG)KeyValuePartialInfo->Data;
        }
 
        /* Close the handle */
        NtClose(hKey);
    }
 
    /* Check the Protection Mode */
    if (ProtectionMode & 3)
    {
        /* Calculate SID Lengths */
        SidLength = RtlLengthSid(CreatorSid) + RtlLengthSid(SystemSid) +
                    RtlLengthSid(AdminSid);
        AclLength = sizeof(ACL) + 3 * sizeof(ACCESS_ALLOWED_ACE) + SidLength;
 
        /* Allocate memory for the DACL */
        Dacl = RtlAllocateHeap(CsrHeap, HEAP_ZERO_MEMORY, AclLength);
        ASSERT(Dacl != NULL);
 
        /* Build the ACL and add 3 ACEs */
        Status = RtlCreateAcl(Dacl, AclLength, ACL_REVISION2);
        ASSERT(NT_SUCCESS(Status));
        Status = RtlAddAccessAllowedAce(Dacl, ACL_REVISION, GENERIC_ALL, SystemSid);
        ASSERT(NT_SUCCESS(Status));
        Status = RtlAddAccessAllowedAce(Dacl, ACL_REVISION, GENERIC_ALL, AdminSid);
        ASSERT(NT_SUCCESS(Status));
        Status = RtlAddAccessAllowedAce(Dacl, ACL_REVISION, GENERIC_ALL, CreatorSid);
        ASSERT(NT_SUCCESS(Status));
 
        /* Edit the ACEs to make them inheritable */
        Status = RtlGetAce(Dacl, 0, (PVOID*)&Ace);
        ASSERT(NT_SUCCESS(Status));
        Ace->Header.AceFlags |= OBJECT_INHERIT_ACE | CONTAINER_INHERIT_ACE;
        Status = RtlGetAce(Dacl, 1, (PVOID*)&Ace);
        ASSERT(NT_SUCCESS(Status));
        Ace->Header.AceFlags |= OBJECT_INHERIT_ACE | CONTAINER_INHERIT_ACE;
        Status = RtlGetAce(Dacl, 2, (PVOID*)&Ace);
        ASSERT(NT_SUCCESS(Status));
        Ace->Header.AceFlags |= OBJECT_INHERIT_ACE | CONTAINER_INHERIT_ACE | INHERIT_ONLY_ACE;
 
        /* Set this DACL with the SD */
        Status = RtlSetDaclSecurityDescriptor(DosDevicesSd, TRUE, Dacl, FALSE);
        ASSERT(NT_SUCCESS(Status));
        goto Quickie;
    }
    else
    {
        /* Calculate SID Lengths */
        SidLength = RtlLengthSid(WorldSid) + RtlLengthSid(SystemSid);
        AclLength = sizeof(ACL) + 3 * sizeof(ACCESS_ALLOWED_ACE) + SidLength;
 
        /* Allocate memory for the DACL */
        Dacl = RtlAllocateHeap(CsrHeap, HEAP_ZERO_MEMORY, AclLength);
        ASSERT(Dacl != NULL);
 
        /* Build the ACL and add 3 ACEs */
        Status = RtlCreateAcl(Dacl, AclLength, ACL_REVISION2);
        ASSERT(NT_SUCCESS(Status));
        Status = RtlAddAccessAllowedAce(Dacl, ACL_REVISION, GENERIC_READ | GENERIC_WRITE | GENERIC_EXECUTE, WorldSid);
        ASSERT(NT_SUCCESS(Status));
        Status = RtlAddAccessAllowedAce(Dacl, ACL_REVISION, GENERIC_ALL, SystemSid);
        ASSERT(NT_SUCCESS(Status));
        Status = RtlAddAccessAllowedAce(Dacl, ACL_REVISION, GENERIC_ALL, WorldSid);
        ASSERT(NT_SUCCESS(Status));
 
        /* Edit the last ACE to make it inheritable */
        Status = RtlGetAce(Dacl, 2, (PVOID*)&Ace);
        ASSERT(NT_SUCCESS(Status));
        Ace->Header.AceFlags |= OBJECT_INHERIT_ACE | CONTAINER_INHERIT_ACE | INHERIT_ONLY_ACE;
 
        /* Set this DACL with the SD */
        Status = RtlSetDaclSecurityDescriptor(DosDevicesSd, TRUE, Dacl, FALSE);
        ASSERT(NT_SUCCESS(Status));
        goto Quickie;
    }
 
/* FIXME: failure cases! Fail: */
    /* Free the memory */
    RtlFreeHeap(CsrHeap, 0, Dacl);
 
/* FIXME: semi-failure cases! Quickie: */
Quickie:
    /* Free the SIDs */
    RtlFreeSid(CreatorSid);
    RtlFreeSid(AdminSid);
    RtlFreeSid(WorldSid);
    RtlFreeSid(SystemSid);
 
    /* Return */
    return Status;
}

Referenced by CsrCreateSessionObjectDirectory().

Variable Documentation

◆ BNOLinksDirectory

HANDLE BNOLinksDirectory

Definition at line 41 of file init.c.

Referenced by CsrCreateSessionObjectDirectory().

◆ CsrApiPort

HANDLE CsrApiPort = NULL

Definition at line 33 of file init.c.

Referenced by CsrServerInitialization(), and UserClientConnect().

◆ CsrDebug

ULONG CsrDebug = 0

Definition at line 23 of file init.c.

Referenced by CsrApiHandleConnectionRequest(), CsrApiPortInitialize(), CsrApiRequestThread(), CsrCallServerFromServer(), CsrParseServerCommandLine(), and CsrSbApiPortInitialize().

◆ CsrDirectoryName

UNICODE_STRING CsrDirectoryName

Definition at line 27 of file init.c.

Referenced by CsrApiPortInitialize(), CsrParseServerCommandLine(), and CsrSbApiPortInitialize().

◆ CsrHeap

◆ CsrMaxApiRequestThreads

ULONG CsrMaxApiRequestThreads

Definition at line 38 of file init.c.

Referenced by CsrParseServerCommandLine(), and CsrpCheckRequestThreads().

◆ CsrNtSysInfo

SYSTEM_BASIC_INFORMATION CsrNtSysInfo

Definition at line 44 of file init.c.

Referenced by CsrServerInitialization(), and CsrSrvCreateSharedSection().

◆ CsrObjectDirectory

HANDLE CsrObjectDirectory = NULL

Definition at line 26 of file init.c.

Referenced by CsrParseServerCommandLine().

◆ CsrSbApiPort

HANDLE CsrSbApiPort = NULL

Definition at line 29 of file init.c.

Referenced by CsrSbApiPortInitialize(), CsrSbApiRequestThread(), and CsrServerInitialization().

◆ CsrSbApiPortName

UNICODE_STRING CsrSbApiPortName

Definition at line 28 of file init.c.

Referenced by CsrSbApiPortInitialize(), and CsrServerInitialization().

◆ CsrSbApiRequestThreadPtr

PCSR_THREAD CsrSbApiRequestThreadPtr

Definition at line 30 of file init.c.

Referenced by CsrSbApiPortInitialize().

◆ CsrSmApiPort

HANDLE CsrSmApiPort = NULL

Definition at line 31 of file init.c.

Referenced by CsrDereferenceNtSession(), and CsrServerInitialization().

◆ CsrTotalPerProcessDataLength

ULONG CsrTotalPerProcessDataLength

Definition at line 39 of file init.c.

Referenced by CsrAllocateProcess(), CsrInitCsrRootProcess(), CsrLoadServerDll(), and CsrParseServerCommandLine().

◆ DosDevicesDirectory

HANDLE DosDevicesDirectory

Definition at line 43 of file init.c.

Referenced by CsrCreateSessionObjectDirectory().

◆ hSbApiPort

HANDLE hSbApiPort = NULL

Definition at line 32 of file init.c.

◆ SessionId

ULONG SessionId

Definition at line 40 of file init.c.

Referenced by BaseInitializeStaticServerData(), CreateBaseAcls(), and CsrParseServerCommandLine().

◆ SessionObjectDirectory

HANDLE SessionObjectDirectory

Definition at line 42 of file init.c.

Referenced by CsrCreateSessionObjectDirectory().

Variables
ULONG	CsrDebug = 0

HANDLE	CsrHeap = NULL

HANDLE	CsrObjectDirectory = NULL

UNICODE_STRING	CsrDirectoryName

UNICODE_STRING	CsrSbApiPortName

HANDLE	CsrSbApiPort = NULL

PCSR_THREAD	CsrSbApiRequestThreadPtr

HANDLE	CsrSmApiPort = NULL

HANDLE	hSbApiPort = NULL

HANDLE	CsrApiPort = NULL

ULONG	CsrMaxApiRequestThreads

ULONG	CsrTotalPerProcessDataLength

ULONG	SessionId

HANDLE	BNOLinksDirectory

HANDLE	SessionObjectDirectory

HANDLE	DosDevicesDirectory

SYSTEM_BASIC_INFORMATION	CsrNtSysInfo

Macros

Functions

Variables

Macro Definition Documentation

◆ NDEBUG

Function Documentation

◆ CsrCreateLocalSystemSD()

◆ CsrCreateSessionObjectDirectory()

◆ CsrInitCsrRootProcess()

◆ CsrParseServerCommandLine()

◆ CsrPopulateDosDevices()

◆ CsrSbApiPortInitialize()

◆ CsrServerInitialization()

◆ CsrSetDirectorySecurity()

◆ CsrSetProcessSecurity()

◆ DllMain()

◆ FreeDosDevicesProtection()

◆ GetDosDevicesProtection()

Variable Documentation

◆ BNOLinksDirectory

◆ CsrApiPort

◆ CsrDebug

◆ CsrDirectoryName

◆ CsrHeap

◆ CsrMaxApiRequestThreads

◆ CsrNtSysInfo

◆ CsrObjectDirectory

◆ CsrSbApiPort

◆ CsrSbApiPortName

◆ CsrSbApiRequestThreadPtr

◆ CsrSmApiPort

◆ CsrTotalPerProcessDataLength

◆ DosDevicesDirectory

◆ hSbApiPort

◆ SessionId

◆ SessionObjectDirectory