services.h

ReactOS是一些高手根据Windows XP的内核编写出的类XP。内核实现机理和API函数调用几乎相同。甚至可以兼容XP的程序。喜欢研究系统内核的人可以看一看。

/*
 * services.h
 */

#include <stdio.h>
#define WIN32_NO_STATUS
#include <windows.h>
#define NTOS_MODE_USER
#include <ndk/ntndk.h>
#include <services/services.h>


typedef struct _SERVICE_GROUP
{
    LIST_ENTRY GroupListEntry;
    LPWSTR lpGroupName;

    DWORD dwRefCount;
    BOOLEAN ServicesRunning;
    ULONG TagCount;
    PULONG TagArray;

    WCHAR szGroupName[1];
} SERVICE_GROUP, *PSERVICE_GROUP;


typedef struct _SERVICE_IMAGE
{
    DWORD dwServiceRefCount;  // Number of running services of this image
    DWORD Dummy;
} SERVICE_IMAGE, *PSERVICE_IMAGE;


typedef struct _SERVICE
{
    LIST_ENTRY ServiceListEntry;
    LPWSTR lpServiceName;
    LPWSTR lpDisplayName;
    PSERVICE_GROUP lpGroup;
    PSERVICE_IMAGE lpImage;
    BOOL bDeleted;
    DWORD dwResumeCount;

    SERVICE_STATUS Status;
    DWORD dwStartType;
    DWORD dwErrorControl;
    DWORD dwTag;

    ULONG Flags;

    PSECURITY_DESCRIPTOR lpSecurityDescriptor;

    BOOLEAN ServiceVisited;

    HANDLE ControlPipeHandle;
    ULONG ProcessId;
    ULONG ThreadId;

    WCHAR szServiceName[1];
} SERVICE, *PSERVICE;


/* VARIABLES ***************************************************************/

extern LIST_ENTRY ServiceListHead;
extern LIST_ENTRY GroupListHead;
extern BOOL ScmShutdown;


/* FUNCTIONS ***************************************************************/

/* config.c */

DWORD ScmOpenServiceKey(LPWSTR lpServiceName,
                        REGSAM samDesired,
                        PHKEY phKey);

DWORD ScmCreateServiceKey(LPWSTR lpServiceName,
                          REGSAM samDesired,
                          PHKEY phKey);

DWORD ScmWriteDependencies(HKEY hServiceKey,
                           LPWSTR lpDependencies,
                           DWORD dwDependenciesLength);

DWORD ScmMarkServiceForDelete(PSERVICE pService);
BOOL ScmIsDeleteFlagSet(HKEY hServiceKey);

DWORD ScmReadString(HKEY hServiceKey,
                    LPWSTR lpValueName,
                    LPWSTR *lpValue);


/* database.c */

DWORD ScmCreateServiceDatabase(VOID);
VOID ScmGetBootAndSystemDriverState(VOID);
VOID ScmAutoStartServices(VOID);
DWORD ScmStartService(PSERVICE Service,
                      LPWSTR lpArgs);

PSERVICE ScmGetServiceEntryByName(LPWSTR lpServiceName);
PSERVICE ScmGetServiceEntryByDisplayName(LPWSTR lpDisplayName);
PSERVICE ScmGetServiceEntryByResumeCount(DWORD dwResumeCount);
PSERVICE ScmGetServiceEntryByThreadId(ULONG ThreadId);
DWORD ScmCreateNewServiceRecord(LPWSTR lpServiceName,
                                PSERVICE *lpServiceRecord);
DWORD ScmMarkServiceForDelete(PSERVICE pService);

DWORD ScmControlService(PSERVICE Service,
                        DWORD dwControl,
                        LPSERVICE_STATUS lpServiceStatus);

/* driver.c */

DWORD ScmLoadDriver(PSERVICE lpService);
DWORD ScmUnloadDriver(PSERVICE lpService);
DWORD ScmControlDriver(PSERVICE lpService,
                       DWORD dwControl,
                       LPSERVICE_STATUS lpServiceStatus);


/* groupdb.c */

DWORD ScmCreateGroupList(VOID);
DWORD ScmSetServiceGroup(PSERVICE lpService,
                         LPWSTR lpGroupName);


/* rpcserver.c */

VOID ScmStartRpcServer(VOID);


/* services.c */

VOID PrintString(LPCSTR fmt, ...);

/* EOF */