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[wine] / server / protocol.def

/* -*- C -*-
 *
 * Wine server protocol definition
 *
 * Copyright (C) 2001 Alexandre Julliard
 *
 * This file is used by tools/make_requests to build the
 * protocol structures in include/wine/server_protocol.h
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

@HEADER  /* start of C declarations */

#include <stdarg.h>
#include <stdlib.h>
#include <time.h>

#include <windef.h>
#include <winbase.h>

typedef unsigned int obj_handle_t;
typedef unsigned int user_handle_t;
typedef unsigned int atom_t;
typedef unsigned int process_id_t;
typedef unsigned int thread_id_t;
typedef unsigned int data_size_t;
typedef unsigned int ioctl_code_t;
typedef unsigned __int64 lparam_t;
typedef unsigned __int64 apc_param_t;
typedef unsigned __int64 mem_size_t;
typedef unsigned __int64 file_pos_t;
typedef unsigned __int64 client_ptr_t;
typedef unsigned __int64 affinity_t;
typedef client_ptr_t mod_handle_t;

struct request_header
{
    int          req;          /* request code */
    data_size_t  request_size; /* request variable part size */
    data_size_t  reply_size;   /* reply variable part maximum size */
};

struct reply_header
{
    unsigned int error;        /* error result */
    data_size_t  reply_size;   /* reply variable part size */
};

/* placeholder structure for the maximum allowed request size */
/* this is used to construct the generic_request union */
struct request_max_size
{
    int pad[16]; /* the max request size is 16 ints */
};

#define FIRST_USER_HANDLE 0x0020  /* first possible value for low word of user handle */
#define LAST_USER_HANDLE  0xffef  /* last possible value for low word of user handle */


/* debug event data */
typedef union
{
    int code;   /* event code */
    struct
    {
        int              code;       /* EXCEPTION_DEBUG_EVENT */
        int              first;      /* first chance exception? */
        unsigned int     exc_code;   /* exception code */
        unsigned int     flags;      /* exception flags */
        client_ptr_t     record;     /* exception record */
        client_ptr_t     address;    /* exception address */
        int              nb_params;  /* number of parameters */
        int              __pad;
        client_ptr_t     params[15]; /* parameters */
    } exception;
    struct
    {
        int          code;       /* CREATE_THREAD_DEBUG_EVENT */
        obj_handle_t handle;     /* handle to the new thread */
        client_ptr_t teb;        /* thread teb (in debugged process address space) */
        client_ptr_t start;      /* thread startup routine */
    } create_thread;
    struct
    {
        int          code;       /* CREATE_PROCESS_DEBUG_EVENT */
        obj_handle_t file;       /* handle to the process exe file */
        obj_handle_t process;    /* handle to the new process */
        obj_handle_t thread;     /* handle to the new thread */
        mod_handle_t base;       /* base of executable image */
        int          dbg_offset; /* offset of debug info in file */
        int          dbg_size;   /* size of debug info */
        client_ptr_t teb;        /* thread teb (in debugged process address space) */
        client_ptr_t start;      /* thread startup routine */
        client_ptr_t name;       /* image name (optional) */
        int          unicode;    /* is it Unicode? */
    } create_process;
    struct
    {
        int          code;       /* EXIT_THREAD_DEBUG_EVENT/EXIT_PROCESS_DEBUG_EVENT */
        int          exit_code;  /* thread or process exit code */
    } exit;
    struct
    {
        int          code;       /* LOAD_DLL_DEBUG_EVENT */
        obj_handle_t handle;     /* file handle for the dll */
        mod_handle_t base;       /* base address of the dll */
        int          dbg_offset; /* offset of debug info in file */
        int          dbg_size;   /* size of debug info */
        client_ptr_t name;       /* image name (optional) */
        int          unicode;    /* is it Unicode? */
    } load_dll;
    struct
    {
        int          code;       /* UNLOAD_DLL_DEBUG_EVENT */
        int          __pad;
        mod_handle_t base;       /* base address of the dll */
    } unload_dll;
    struct
    {
        int          code;       /* OUTPUT_DEBUG_STRING_EVENT */
        data_size_t  length;     /* string length */
        client_ptr_t string;     /* string to display (in debugged process address space) */
    } output_string;
    struct
    {
        int          code;       /* RIP_EVENT */
        int          error;      /* ??? */
        int          type;       /* ??? */
    } rip_info;
} debug_event_t;

/* supported CPU types */
enum cpu_type
{
    CPU_x86, CPU_x86_64, CPU_ALPHA, CPU_POWERPC, CPU_SPARC
};
typedef int cpu_type_t;

/* context data */
typedef struct
{
    cpu_type_t       cpu;        /* cpu type */
    unsigned int     flags;      /* SERVER_CTX_* flags */
    union
    {
        struct { unsigned int eip, ebp, esp, eflags, cs, ss; } i386_regs;
        struct { unsigned __int64 rip, rbp, rsp;
                 unsigned int cs, ss, flags, __pad; } x86_64_regs;
        struct { unsigned __int64 fir;
                 unsigned int psr, __pad; } alpha_regs;
        struct { unsigned int iar, msr, ctr, lr, dar, dsisr, trap, __pad; } powerpc_regs;
        struct { unsigned int psr, pc, npc, y, wim, tbr; } sparc_regs;
    } ctl;  /* selected by SERVER_CTX_CONTROL */
    union
    {
        struct { unsigned int eax, ebx, ecx, edx, esi, edi; } i386_regs;
        struct { unsigned __int64 rax,rbx, rcx, rdx, rsi, rdi,
                                  r8, r9, r10, r11, r12, r13, r14, r15; } x86_64_regs;
        struct { unsigned __int64 v0, t0, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10, t11, t12,
                                  s0, s1, s2, s3, s4, s5, s6, a0, a1, a2, a3, a4, a5, at; } alpha_regs;
        struct { unsigned int gpr[32], cr, xer; } powerpc_regs;
        struct { unsigned int g[8], o[8], l[8], i[8]; } sparc_regs;
    } integer;  /* selected by SERVER_CTX_INTEGER */
    union
    {
        struct { unsigned int ds, es, fs, gs; } i386_regs;
        struct { unsigned int ds, es, fs, gs; } x86_64_regs;
    } seg;  /* selected by SERVER_CTX_SEGMENTS */
    union
    {
        struct { unsigned int ctrl, status, tag, err_off, err_sel, data_off, data_sel, cr0npx;
                 unsigned char regs[80]; } i386_regs;
        struct { struct { unsigned __int64 low, high; } fpregs[32]; } x86_64_regs;
        struct { unsigned __int64 f[32], fpcr, softfpcr; } alpha_regs;
        struct { double fpr[32], fpscr; } powerpc_regs;
    } fp;  /* selected by SERVER_CTX_FLOATING_POINT */
    union
    {
        struct { unsigned int dr0, dr1, dr2, dr3, dr6, dr7; } i386_regs;
        struct { unsigned __int64 dr0, dr1, dr2, dr3, dr6, dr7; } x86_64_regs;
        struct { unsigned int dr[8]; } powerpc_regs;
    } debug;  /* selected by SERVER_CTX_DEBUG_REGISTERS */
    union
    {
        unsigned char i386_regs[512];
    } ext;                       /* selected by SERVER_CTX_EXTENDED_REGISTERS */
} context_t;

#define SERVER_CTX_CONTROL            0x01
#define SERVER_CTX_INTEGER            0x02
#define SERVER_CTX_SEGMENTS           0x04
#define SERVER_CTX_FLOATING_POINT     0x08
#define SERVER_CTX_DEBUG_REGISTERS    0x10
#define SERVER_CTX_EXTENDED_REGISTERS 0x20

/* structure used in sending an fd from client to server */
struct send_fd
{
    thread_id_t tid;  /* thread id */
    int         fd;   /* file descriptor on client-side */
};

/* structure sent by the server on the wait fifo */
struct wake_up_reply
{
    client_ptr_t cookie;    /* magic cookie that was passed in select_request */
    int          signaled;  /* wait result */
    int          __pad;
};

/* NT-style timeout, in 100ns units, negative means relative timeout */
typedef __int64 timeout_t;
#define TIMEOUT_INFINITE (((timeout_t)0x7fffffff) << 32 | 0xffffffff)

/* structure for process startup info */
typedef struct
{
    unsigned int debug_flags;
    unsigned int console_flags;
    obj_handle_t console;
    obj_handle_t hstdin;
    obj_handle_t hstdout;
    obj_handle_t hstderr;
    unsigned int x;
    unsigned int y;
    unsigned int xsize;
    unsigned int ysize;
    unsigned int xchars;
    unsigned int ychars;
    unsigned int attribute;
    unsigned int flags;
    unsigned int show;
    data_size_t  curdir_len;
    data_size_t  dllpath_len;
    data_size_t  imagepath_len;
    data_size_t  cmdline_len;
    data_size_t  title_len;
    data_size_t  desktop_len;
    data_size_t  shellinfo_len;
    data_size_t  runtime_len;
    /* VARARG(curdir,unicode_str,curdir_len); */
    /* VARARG(dllpath,unicode_str,dllpath_len); */
    /* VARARG(imagepath,unicode_str,imagepath_len); */
    /* VARARG(cmdline,unicode_str,cmdline_len); */
    /* VARARG(title,unicode_str,title_len); */
    /* VARARG(desktop,unicode_str,desktop_len); */
    /* VARARG(shellinfo,unicode_str,shellinfo_len); */
    /* VARARG(runtime,unicode_str,runtime_len); */
} startup_info_t;

/* structure returned in the list of window properties */
typedef struct
{
    atom_t         atom;     /* property atom */
    int            string;   /* was atom a string originally? */
    lparam_t       data;     /* data stored in property */
} property_data_t;

/* structure to specify window rectangles */
typedef struct
{
    int  left;
    int  top;
    int  right;
    int  bottom;
} rectangle_t;

/* structure for parameters of async I/O calls */
typedef struct
{
    obj_handle_t    handle;        /* object to perform I/O on */
    obj_handle_t    event;         /* event to signal when done */
    client_ptr_t    callback;      /* client-side callback to call upon end of async */
    client_ptr_t    iosb;          /* I/O status block in client addr space */
    client_ptr_t    arg;           /* opaque user data to pass to callback */
    apc_param_t     cvalue;        /* completion value to use for completion events */
} async_data_t;

/* structures for extra message data */

struct hardware_msg_data
{
    lparam_t        info;      /* extra info */
    int             x;         /* x position */
    int             y;         /* y position */
    unsigned int    hw_id;     /* unique id */
    int             __pad;
};

struct callback_msg_data
{
    client_ptr_t    callback;   /* callback function */
    lparam_t        data;       /* user data for callback */
    lparam_t        result;     /* message result */
};

struct winevent_msg_data
{
    user_handle_t   hook;       /* hook handle */
    thread_id_t     tid;        /* thread id */
    client_ptr_t    hook_proc;  /* hook proc address */
    /* followed by module name if any */
};

typedef union
{
    unsigned char            bytes[1];   /* raw data for sent messages */
    struct hardware_msg_data hardware;
    struct callback_msg_data callback;
    struct winevent_msg_data winevent;
} message_data_t;

/* structure for console char/attribute info */
typedef struct
{
    WCHAR          ch;
    unsigned short attr;
} char_info_t;

typedef struct
{
    unsigned int low_part;
    int          high_part;
} luid_t;

#define MAX_ACL_LEN 65535

struct security_descriptor
{
    unsigned int control;       /* SE_ flags */
    data_size_t  owner_len;
    data_size_t  group_len;
    data_size_t  sacl_len;
    data_size_t  dacl_len;
    /* VARARG(owner,SID); */
    /* VARARG(group,SID); */
    /* VARARG(sacl,ACL); */
    /* VARARG(dacl,ACL); */
};

struct object_attributes
{
    obj_handle_t rootdir; /* root directory */
    data_size_t sd_len;   /* length of security_descriptor data. may be 0 */
    data_size_t name_len; /* length of the name string. may be 0 */
    /* VARARG(sd,security_descriptor); */
    /* VARARG(name,unicode_str); */
};

struct token_groups
{
    unsigned int count;
    /* unsigned int attributes[count]; */
    /* VARARG(sids,SID); */
};

enum apc_type
{
    APC_NONE,
    APC_USER,
    APC_TIMER,
    APC_ASYNC_IO,
    APC_VIRTUAL_ALLOC,
    APC_VIRTUAL_FREE,
    APC_VIRTUAL_QUERY,
    APC_VIRTUAL_PROTECT,
    APC_VIRTUAL_FLUSH,
    APC_VIRTUAL_LOCK,
    APC_VIRTUAL_UNLOCK,
    APC_MAP_VIEW,
    APC_UNMAP_VIEW,
    APC_CREATE_THREAD
};

typedef union
{
    enum apc_type type;
    struct
    {
        enum apc_type    type;     /* APC_USER */
        int              __pad;
        client_ptr_t     func;     /* void (__stdcall *func)(ULONG_PTR,ULONG_PTR,ULONG_PTR); */
        apc_param_t      args[3];  /* arguments for user function */
    } user;
    struct
    {
        enum apc_type    type;     /* APC_TIMER */
        int              __pad;
        client_ptr_t     func;     /* void (__stdcall *func)(void*, unsigned int, unsigned int); */
        timeout_t        time;     /* absolute time of expiration */
        client_ptr_t     arg;      /* user argument */
    } timer;
    struct
    {
        enum apc_type    type;     /* APC_ASYNC_IO */
        unsigned int     status;   /* I/O status */
        client_ptr_t     func;     /* unsigned int (*func)(void*, void*, unsigned int, void **); */
        client_ptr_t     user;     /* user pointer */
        client_ptr_t     sb;       /* status block */
    } async_io;
    struct
    {
        enum apc_type    type;      /* APC_VIRTUAL_ALLOC */
        unsigned int     op_type;   /* type of operation */
        client_ptr_t     addr;      /* requested address */
        mem_size_t       size;      /* allocation size */
        unsigned int     zero_bits; /* allocation alignment */
        unsigned int     prot;      /* memory protection flags */
    } virtual_alloc;
    struct
    {
        enum apc_type    type;      /* APC_VIRTUAL_FREE */
        unsigned int     op_type;   /* type of operation */
        client_ptr_t     addr;      /* requested address */
        mem_size_t       size;      /* allocation size */
    } virtual_free;
    struct
    {
        enum apc_type    type;      /* APC_VIRTUAL_QUERY */
        int              __pad;
        client_ptr_t     addr;      /* requested address */
    } virtual_query;
    struct
    {
        enum apc_type    type;      /* APC_VIRTUAL_PROTECT */
        unsigned int     prot;      /* new protection flags */
        client_ptr_t     addr;      /* requested address */
        mem_size_t       size;      /* requested size */
    } virtual_protect;
    struct
    {
        enum apc_type    type;      /* APC_VIRTUAL_FLUSH */
        int              __pad;
        client_ptr_t     addr;      /* requested address */
        mem_size_t       size;      /* requested size */
    } virtual_flush;
    struct
    {
        enum apc_type    type;      /* APC_VIRTUAL_LOCK */
        int              __pad;
        client_ptr_t     addr;      /* requested address */
        mem_size_t       size;      /* requested size */
    } virtual_lock;
    struct
    {
        enum apc_type    type;      /* APC_VIRTUAL_UNLOCK */
        int              __pad;
        client_ptr_t     addr;      /* requested address */
        mem_size_t       size;      /* requested size */
    } virtual_unlock;
    struct
    {
        enum apc_type    type;      /* APC_MAP_VIEW */
        obj_handle_t     handle;    /* mapping handle */
        client_ptr_t     addr;      /* requested address */
        mem_size_t       size;      /* allocation size */
        file_pos_t       offset;    /* file offset */
        unsigned int     alloc_type;/* allocation type */
        unsigned short   zero_bits; /* allocation alignment */
        unsigned short   prot;      /* memory protection flags */
    } map_view;
    struct
    {
        enum apc_type    type;      /* APC_UNMAP_VIEW */
        int              __pad;
        client_ptr_t     addr;      /* view address */
    } unmap_view;
    struct
    {
        enum apc_type    type;      /* APC_CREATE_THREAD */
        int              suspend;   /* suspended thread? */
        client_ptr_t     func;      /* void (__stdcall *func)(void*);  start function */
        client_ptr_t     arg;       /* argument for start function */
        mem_size_t       reserve;   /* reserve size for thread stack */
        mem_size_t       commit;    /* commit size for thread stack */
    } create_thread;
} apc_call_t;

typedef union
{
    enum apc_type type;
    struct
    {
        enum apc_type    type;      /* APC_ASYNC_IO */
        unsigned int     status;    /* new status of async operation */
        client_ptr_t     apc;       /* user APC to call */
        unsigned int     total;     /* bytes transferred */
    } async_io;
    struct
    {
        enum apc_type    type;      /* APC_VIRTUAL_ALLOC */
        unsigned int     status;    /* status returned by call */
        client_ptr_t     addr;      /* resulting address */
        mem_size_t       size;      /* resulting size */
    } virtual_alloc;
    struct
    {
        enum apc_type    type;      /* APC_VIRTUAL_FREE */
        unsigned int     status;    /* status returned by call */
        client_ptr_t     addr;      /* resulting address */
        mem_size_t       size;      /* resulting size */
    } virtual_free;
    struct
    {
        enum apc_type    type;      /* APC_VIRTUAL_QUERY */
        unsigned int     status;    /* status returned by call */
        client_ptr_t     base;      /* resulting base address */
        client_ptr_t     alloc_base;/* resulting allocation base */
        mem_size_t       size;      /* resulting region size */
        unsigned short   state;     /* resulting region state */
        unsigned short   prot;      /* resulting region protection */
        unsigned short   alloc_prot;/* resulting allocation protection */
        unsigned short   alloc_type;/* resulting region allocation type */
    } virtual_query;
    struct
    {
        enum apc_type    type;      /* APC_VIRTUAL_PROTECT */
        unsigned int     status;    /* status returned by call */
        client_ptr_t     addr;      /* resulting address */
        mem_size_t       size;      /* resulting size */
        unsigned int     prot;      /* old protection flags */
    } virtual_protect;
    struct
    {
        enum apc_type    type;      /* APC_VIRTUAL_FLUSH */
        unsigned int     status;    /* status returned by call */
        client_ptr_t     addr;      /* resulting address */
        mem_size_t       size;      /* resulting size */
    } virtual_flush;
    struct
    {
        enum apc_type    type;      /* APC_VIRTUAL_LOCK */
        unsigned int     status;    /* status returned by call */
        client_ptr_t     addr;      /* resulting address */
        mem_size_t       size;      /* resulting size */
    } virtual_lock;
    struct
    {
        enum apc_type    type;      /* APC_VIRTUAL_UNLOCK */
        unsigned int     status;    /* status returned by call */
        client_ptr_t     addr;      /* resulting address */
        mem_size_t       size;      /* resulting size */
    } virtual_unlock;
    struct
    {
        enum apc_type    type;      /* APC_MAP_VIEW */
        unsigned int     status;    /* status returned by call */
        client_ptr_t     addr;      /* resulting address */
        mem_size_t       size;      /* resulting size */
    } map_view;
    struct
    {
        enum apc_type    type;      /* APC_MAP_VIEW */
        unsigned int     status;    /* status returned by call */
    } unmap_view;
    struct
    {
        enum apc_type    type;      /* APC_CREATE_THREAD */
        unsigned int     status;    /* status returned by call */
        thread_id_t      tid;       /* thread id */
        obj_handle_t     handle;    /* handle to new thread */
    } create_thread;
} apc_result_t;

/****************************************************************/
/* Request declarations */

/* Create a new process from the context of the parent */
@REQ(new_process)
    int          inherit_all;    /* inherit all handles from parent */
    unsigned int create_flags;   /* creation flags */
    int          socket_fd;      /* file descriptor for process socket */
    obj_handle_t exe_file;       /* file handle for main exe */
    unsigned int process_access; /* access rights for process object */
    unsigned int process_attr;   /* attributes for process object */
    unsigned int thread_access;  /* access rights for thread object */
    unsigned int thread_attr;    /* attributes for thread object */
    data_size_t  info_size;      /* size of startup info */
    VARARG(info,startup_info,info_size); /* startup information */
    VARARG(env,unicode_str);     /* environment for new process */
@REPLY
    obj_handle_t info;           /* new process info handle */
    process_id_t pid;            /* process id */
    obj_handle_t phandle;        /* process handle (in the current process) */
    thread_id_t  tid;            /* thread id */
    obj_handle_t thandle;        /* thread handle (in the current process) */
@END


/* Retrieve information about a newly started process */
@REQ(get_new_process_info)
    obj_handle_t info;           /* info handle returned from new_process_request */
@REPLY
    int          success;      /* did the process start successfully? */
    int          exit_code;    /* process exit code if failed */
@END


/* Create a new thread from the context of the parent */
@REQ(new_thread)
    unsigned int access;       /* wanted access rights */
    unsigned int attributes;   /* object attributes */
    int          suspend;      /* new thread should be suspended on creation */
    int          request_fd;   /* fd for request pipe */
@REPLY
    thread_id_t  tid;          /* thread id */
    obj_handle_t handle;       /* thread handle (in the current process) */
@END


/* Retrieve the new process startup info */
@REQ(get_startup_info)
@REPLY
    obj_handle_t exe_file;     /* file handle for main exe */
    data_size_t  info_size;    /* size of startup info */
    VARARG(info,startup_info,info_size); /* startup information */
    VARARG(env,unicode_str);   /* environment */
@END


/* Signal the end of the process initialization */
@REQ(init_process_done)
    int          gui;          /* is it a GUI process? */
    mod_handle_t module;       /* main module base address */
    client_ptr_t ldt_copy;     /* address of LDT copy (in thread address space) */
    client_ptr_t entry;        /* process entry point */
@END


/* Initialize a thread; called from the child after fork()/clone() */
@REQ(init_thread)
    int          unix_pid;     /* Unix pid of new thread */
    int          unix_tid;     /* Unix tid of new thread */
    int          debug_level;  /* new debug level */
    client_ptr_t teb;          /* TEB of new thread (in thread address space) */
    client_ptr_t entry;        /* entry point or PEB if initial thread (in thread address space) */
    int          reply_fd;     /* fd for reply pipe */
    int          wait_fd;      /* fd for blocking calls pipe */
    cpu_type_t   cpu;          /* CPU that this thread is running on */
@REPLY
    process_id_t pid;          /* process id of the new thread's process */
    thread_id_t  tid;          /* thread id of the new thread */
    timeout_t    server_start; /* server start time */
    data_size_t  info_size;    /* total size of startup info */
    int          version;      /* protocol version */
    unsigned int all_cpus;     /* bitset of supported CPUs */
@END


/* Terminate a process */
@REQ(terminate_process)
    obj_handle_t handle;       /* process handle to terminate */
    int          exit_code;    /* process exit code */
@REPLY
    int          self;         /* suicide? */
@END


/* Terminate a thread */
@REQ(terminate_thread)
    obj_handle_t handle;       /* thread handle to terminate */
    int          exit_code;    /* thread exit code */
@REPLY
    int          self;         /* suicide? */
    int          last;         /* last thread in this process? */
@END


/* Retrieve information about a process */
@REQ(get_process_info)
    obj_handle_t handle;           /* process handle */
@REPLY
    process_id_t pid;              /* server process id */
    process_id_t ppid;             /* server process id of parent */
    affinity_t   affinity;         /* process affinity mask */
    client_ptr_t peb;              /* PEB address in process address space */
    timeout_t    start_time;       /* process start time */
    timeout_t    end_time;         /* process end time */
    int          exit_code;        /* process exit code */
    int          priority;         /* priority class */
    cpu_type_t   cpu;              /* CPU that this process is running on */
    int          debugger_present; /* process is being debugged */
@END


/* Set a process informations */
@REQ(set_process_info)
    obj_handle_t handle;       /* process handle */
    int          mask;         /* setting mask (see below) */
    int          priority;     /* priority class */
    affinity_t   affinity;     /* affinity mask */
@END
#define SET_PROCESS_INFO_PRIORITY 0x01
#define SET_PROCESS_INFO_AFFINITY 0x02


/* Retrieve information about a thread */
@REQ(get_thread_info)
    obj_handle_t handle;        /* thread handle */
    thread_id_t  tid_in;        /* thread id (optional) */
@REPLY
    process_id_t pid;           /* server process id */
    thread_id_t  tid;           /* server thread id */
    client_ptr_t teb;           /* thread teb pointer */
    affinity_t   affinity;      /* thread affinity mask */
    timeout_t    creation_time; /* thread creation time */
    timeout_t    exit_time;     /* thread exit time */
    int          exit_code;     /* thread exit code */
    int          priority;      /* thread priority level */
    int          last;          /* last thread in process */
@END


/* Set a thread informations */
@REQ(set_thread_info)
    obj_handle_t handle;       /* thread handle */
    int          mask;         /* setting mask (see below) */
    int          priority;     /* priority class */
    affinity_t   affinity;     /* affinity mask */
    obj_handle_t token;        /* impersonation token */
@END
#define SET_THREAD_INFO_PRIORITY 0x01
#define SET_THREAD_INFO_AFFINITY 0x02
#define SET_THREAD_INFO_TOKEN    0x04


/* Retrieve information about a module */
@REQ(get_dll_info)
    obj_handle_t handle;       /* process handle */
    mod_handle_t base_address; /* base address of module */
@REPLY
    client_ptr_t entry_point;
    data_size_t  size;            /* module size */
    data_size_t  filename_len;    /* buffer len in bytes required to store filename */
    VARARG(filename,unicode_str); /* file name of module */
@END


/* Suspend a thread */
@REQ(suspend_thread)
    obj_handle_t handle;       /* thread handle */
@REPLY
    int          count;        /* new suspend count */
@END


/* Resume a thread */
@REQ(resume_thread)
    obj_handle_t handle;       /* thread handle */
@REPLY
    int          count;        /* new suspend count */
@END


/* Notify the server that a dll has been loaded */
@REQ(load_dll)
    obj_handle_t handle;       /* file handle */
    mod_handle_t base;         /* base address */
    client_ptr_t name;         /* ptr to ptr to name (in process addr space) */
    data_size_t  size;         /* dll size */
    int          dbg_offset;   /* debug info offset */
    int          dbg_size;     /* debug info size */
    VARARG(filename,unicode_str); /* file name of dll */
@END


/* Notify the server that a dll is being unloaded */
@REQ(unload_dll)
    mod_handle_t base;         /* base address */
@END


/* Queue an APC for a thread or process */
@REQ(queue_apc)
    obj_handle_t handle;       /* thread or process handle */
    apc_call_t   call;         /* call arguments */
@REPLY
    obj_handle_t handle;       /* APC handle */
    int          self;         /* run APC in caller itself? */
@END


/* Get the result of an APC call */
@REQ(get_apc_result)
    obj_handle_t handle;       /* handle to the APC */
@REPLY
    apc_result_t result;       /* result of the APC */
@END


/* Close a handle for the current process */
@REQ(close_handle)
    obj_handle_t handle;       /* handle to close */
@END


/* Set a handle information */
@REQ(set_handle_info)
    obj_handle_t handle;       /* handle we are interested in */
    int          flags;        /* new handle flags */
    int          mask;         /* mask for flags to set */
@REPLY
    int          old_flags;    /* old flag value */
@END


/* Duplicate a handle */
@REQ(dup_handle)
    obj_handle_t src_process;  /* src process handle */
    obj_handle_t src_handle;   /* src handle to duplicate */
    obj_handle_t dst_process;  /* dst process handle */
    unsigned int access;       /* wanted access rights */
    unsigned int attributes;   /* object attributes */
    unsigned int options;      /* duplicate options (see below) */
@REPLY
    obj_handle_t handle;       /* duplicated handle in dst process */
    int          self;         /* is the source the current process? */
    int          closed;       /* whether the source handle has been closed */
@END
#define DUP_HANDLE_CLOSE_SOURCE  DUPLICATE_CLOSE_SOURCE
#define DUP_HANDLE_SAME_ACCESS   DUPLICATE_SAME_ACCESS
#define DUP_HANDLE_MAKE_GLOBAL   0x80000000  /* Not a Windows flag */


/* Open a handle to a process */
@REQ(open_process)
    process_id_t pid;          /* process id to open */
    unsigned int access;       /* wanted access rights */
    unsigned int attributes;   /* object attributes */
@REPLY
    obj_handle_t handle;       /* handle to the process */
@END


/* Open a handle to a thread */
@REQ(open_thread)
    thread_id_t  tid;          /* thread id to open */
    unsigned int access;       /* wanted access rights */
    unsigned int attributes;   /* object attributes */
@REPLY
    obj_handle_t handle;       /* handle to the thread */
@END


/* Wait for handles */
@REQ(select)
    int          flags;        /* wait flags (see below) */
    client_ptr_t cookie;       /* magic cookie to return to client */
    obj_handle_t signal;       /* object to signal (0 if none) */
    obj_handle_t prev_apc;     /* handle to previous APC */
    timeout_t    timeout;      /* timeout */
    VARARG(result,apc_result); /* result of previous APC */
    VARARG(handles,handles);   /* handles to select on */
@REPLY
    timeout_t    timeout;      /* timeout converted to absolute */
    apc_call_t   call;         /* APC call arguments */
    obj_handle_t apc_handle;   /* handle to next APC */
@END
#define SELECT_ALL           1
#define SELECT_ALERTABLE     2
#define SELECT_INTERRUPTIBLE 4


/* Create an event */
@REQ(create_event)
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    int          manual_reset;  /* manual reset event */
    int          initial_state; /* initial state of the event */
    VARARG(objattr,object_attributes); /* object attributes */
@REPLY
    obj_handle_t handle;        /* handle to the event */
@END

/* Event operation */
@REQ(event_op)
    obj_handle_t  handle;       /* handle to event */
    int           op;           /* event operation (see below) */
@END
enum event_op { PULSE_EVENT, SET_EVENT, RESET_EVENT };


/* Open an event */
@REQ(open_event)
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    obj_handle_t rootdir;       /* root directory */
    VARARG(name,unicode_str);   /* object name */
@REPLY
    obj_handle_t handle;        /* handle to the event */
@END


/* Create a mutex */
@REQ(create_mutex)
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    int          owned;         /* initially owned? */
    VARARG(objattr,object_attributes); /* object attributes */
@REPLY
    obj_handle_t handle;        /* handle to the mutex */
@END


/* Release a mutex */
@REQ(release_mutex)
    obj_handle_t handle;        /* handle to the mutex */
@REPLY
    unsigned int prev_count;    /* value of internal counter, before release */
@END


/* Open a mutex */
@REQ(open_mutex)
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    obj_handle_t rootdir;       /* root directory */
    VARARG(name,unicode_str);   /* object name */
@REPLY
    obj_handle_t handle;        /* handle to the mutex */
@END


/* Create a semaphore */
@REQ(create_semaphore)
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    unsigned int initial;       /* initial count */
    unsigned int max;           /* maximum count */
    VARARG(objattr,object_attributes); /* object attributes */
@REPLY
    obj_handle_t handle;        /* handle to the semaphore */
@END


/* Release a semaphore */
@REQ(release_semaphore)
    obj_handle_t handle;        /* handle to the semaphore */
    unsigned int count;         /* count to add to semaphore */
@REPLY
    unsigned int prev_count;    /* previous semaphore count */
@END


/* Open a semaphore */
@REQ(open_semaphore)
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    obj_handle_t rootdir;       /* root directory */
    VARARG(name,unicode_str);   /* object name */
@REPLY
    obj_handle_t handle;        /* handle to the semaphore */
@END


/* Create a file */
@REQ(create_file)
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    unsigned int sharing;       /* sharing flags */
    int          create;        /* file create action */
    unsigned int options;       /* file options */
    unsigned int attrs;         /* file attributes for creation */
    VARARG(objattr,object_attributes); /* object attributes */
    VARARG(filename,string);    /* file name */
@REPLY
    obj_handle_t handle;        /* handle to the file */
@END


/* Open a file object */
@REQ(open_file_object)
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* open attributes */
    obj_handle_t rootdir;       /* root directory */
    unsigned int sharing;       /* sharing flags */
    unsigned int options;       /* file options */
    VARARG(filename,unicode_str); /* file name */
@REPLY
    obj_handle_t handle;        /* handle to the file */
@END


/* Allocate a file handle for a Unix fd */
@REQ(alloc_file_handle)
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    int          fd;            /* file descriptor on the client side */
@REPLY
    obj_handle_t handle;        /* handle to the file */
@END


/* Get the Unix name from a file handle */
@REQ(get_handle_unix_name)
    obj_handle_t   handle;      /* file handle */
@REPLY
    data_size_t    name_len;    /* unix name length */
    VARARG(name,string);        /* unix name */
@END


/* Get a Unix fd to access a file */
@REQ(get_handle_fd)
    obj_handle_t handle;        /* handle to the file */
@REPLY
    int          type;          /* file type (see below) */
    int          removable;     /* is file removable? */
    unsigned int access;        /* file access rights */
    unsigned int options;       /* file open options */
@END
enum server_fd_type
{
    FD_TYPE_INVALID,  /* invalid file (no associated fd) */
    FD_TYPE_FILE,     /* regular file */
    FD_TYPE_DIR,      /* directory */
    FD_TYPE_SOCKET,   /* socket */
    FD_TYPE_SERIAL,   /* serial port */
    FD_TYPE_PIPE,     /* named pipe */
    FD_TYPE_MAILSLOT, /* mailslot */
    FD_TYPE_CHAR,     /* unspecified char device */
    FD_TYPE_DEVICE,   /* Windows device file */
    FD_TYPE_NB_TYPES
};


/* Flush a file buffers */
@REQ(flush_file)
    obj_handle_t handle;        /* handle to the file */
@REPLY
    obj_handle_t event;         /* event set when finished */
@END


/* Lock a region of a file */
@REQ(lock_file)
    obj_handle_t handle;        /* handle to the file */
    file_pos_t   offset;        /* offset of start of lock */
    file_pos_t   count;         /* count of bytes to lock */
    int          shared;        /* shared or exclusive lock? */
    int          wait;          /* do we want to wait? */
@REPLY
    obj_handle_t handle;        /* handle to wait on */
    int          overlapped;    /* is it an overlapped I/O handle? */
@END


/* Unlock a region of a file */
@REQ(unlock_file)
    obj_handle_t handle;        /* handle to the file */
    file_pos_t   offset;        /* offset of start of unlock */
    file_pos_t   count;         /* count of bytes to unlock */
@END


/* Create a socket */
@REQ(create_socket)
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    int          family;        /* family, see socket manpage */
    int          type;          /* type, see socket manpage */
    int          protocol;      /* protocol, see socket manpage */
    unsigned int flags;         /* socket flags */
@REPLY
    obj_handle_t handle;        /* handle to the new socket */
@END


/* Accept a socket */
@REQ(accept_socket)
    obj_handle_t lhandle;       /* handle to the listening socket */
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
@REPLY
    obj_handle_t handle;        /* handle to the new socket */
@END


/* Set socket event parameters */
@REQ(set_socket_event)
    obj_handle_t  handle;        /* handle to the socket */
    unsigned int  mask;          /* event mask */
    obj_handle_t  event;         /* event object */
    user_handle_t window;        /* window to send the message to */
    unsigned int  msg;           /* message to send */
@END


/* Get socket event parameters */
@REQ(get_socket_event)
    obj_handle_t handle;        /* handle to the socket */
    int          service;       /* clear pending? */
    obj_handle_t c_event;       /* event to clear */
@REPLY
    unsigned int mask;          /* event mask */
    unsigned int pmask;         /* pending events */
    unsigned int state;         /* status bits */
    VARARG(errors,ints);        /* event errors */
@END


/* Reenable pending socket events */
@REQ(enable_socket_event)
    obj_handle_t handle;        /* handle to the socket */
    unsigned int mask;          /* events to re-enable */
    unsigned int sstate;        /* status bits to set */
    unsigned int cstate;        /* status bits to clear */
@END

@REQ(set_socket_deferred)
    obj_handle_t handle;        /* handle to the socket */
    obj_handle_t deferred;      /* handle to the socket for which accept() is deferred */
@END

/* Allocate a console (only used by a console renderer) */
@REQ(alloc_console)
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    process_id_t pid;           /* pid of process which shall be attached to the console */
@REPLY
    obj_handle_t handle_in;     /* handle to console input */
    obj_handle_t event;         /* handle to renderer events change notification */
@END


/* Free the console of the current process */
@REQ(free_console)
@END


#define CONSOLE_RENDERER_NONE_EVENT        0x00
#define CONSOLE_RENDERER_TITLE_EVENT       0x01
#define CONSOLE_RENDERER_ACTIVE_SB_EVENT   0x02
#define CONSOLE_RENDERER_SB_RESIZE_EVENT   0x03
#define CONSOLE_RENDERER_UPDATE_EVENT      0x04
#define CONSOLE_RENDERER_CURSOR_POS_EVENT  0x05
#define CONSOLE_RENDERER_CURSOR_GEOM_EVENT 0x06
#define CONSOLE_RENDERER_DISPLAY_EVENT     0x07
#define CONSOLE_RENDERER_EXIT_EVENT        0x08
struct console_renderer_event
{
    short event;
    union
    {
        struct update
        {
            short top;
            short bottom;
        } update;
        struct resize
        {
            short width;
            short height;
        } resize;
        struct cursor_pos
        {
            short x;
            short y;
        } cursor_pos;
        struct cursor_geom
        {
            short visible;
            short size;
        } cursor_geom;
        struct display
        {
            short left;
            short top;
            short width;
            short height;
        } display;
    } u;
};

/* retrieve console events for the renderer */
@REQ(get_console_renderer_events)
    obj_handle_t handle;        /* handle to console input events */
@REPLY
    VARARG(data,bytes);         /* the various console_renderer_events */
@END


/* Open a handle to the process console */
@REQ(open_console)
    obj_handle_t from;          /* 0 (resp 1) input (resp output) of current process console */
                                /* otherwise console_in handle to get active screen buffer? */
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    int          share;         /* share mask (only for output handles) */
@REPLY
    obj_handle_t handle;        /* handle to the console */
@END


/* Get the input queue wait event */
@REQ(get_console_wait_event)
@REPLY
    obj_handle_t handle;
@END

/* Get a console mode (input or output) */
@REQ(get_console_mode)
    obj_handle_t handle;        /* handle to the console */
@REPLY
    int          mode;          /* console mode */
@END


/* Set a console mode (input or output) */
@REQ(set_console_mode)
    obj_handle_t handle;        /* handle to the console */
    int          mode;          /* console mode */
@END


/* Set info about a console (input only) */
@REQ(set_console_input_info)
    obj_handle_t  handle;        /* handle to console input, or 0 for process' console */
    int           mask;          /* setting mask (see below) */
    obj_handle_t  active_sb;     /* active screen buffer */
    int           history_mode;  /* whether we duplicate lines in history */
    int           history_size;  /* number of lines in history */
    int           edition_mode;  /* index to the edition mode flavors */
    int           input_cp;      /* console input codepage */
    int           output_cp;     /* console output codepage */
    user_handle_t win;           /* console window if backend supports it */
    VARARG(title,unicode_str);   /* console title */
@END
#define SET_CONSOLE_INPUT_INFO_ACTIVE_SB        0x01
#define SET_CONSOLE_INPUT_INFO_TITLE            0x02
#define SET_CONSOLE_INPUT_INFO_HISTORY_MODE     0x04
#define SET_CONSOLE_INPUT_INFO_HISTORY_SIZE     0x08
#define SET_CONSOLE_INPUT_INFO_EDITION_MODE     0x10
#define SET_CONSOLE_INPUT_INFO_INPUT_CODEPAGE   0x20
#define SET_CONSOLE_INPUT_INFO_OUTPUT_CODEPAGE  0x40
#define SET_CONSOLE_INPUT_INFO_WIN              0x80


/* Get info about a console (input only) */
@REQ(get_console_input_info)
    obj_handle_t  handle;         /* handle to console input, or 0 for process' console */
@REPLY
    int           history_mode;   /* whether we duplicate lines in history */
    int           history_size;   /* number of lines in history */
    int           history_index;  /* number of used lines in history */
    int           edition_mode;   /* index to the edition mode flavors */
    int           input_cp;       /* console input codepage */
    int           output_cp;      /* console output codepage */
    user_handle_t win;            /* console window if backend supports it */
    VARARG(title,unicode_str);    /* console title */
@END


/* appends a string to console's history */
@REQ(append_console_input_history)
    obj_handle_t handle;        /* handle to console input, or 0 for process' console */
    VARARG(line,unicode_str);   /* line to add */
@END


/* appends a string to console's history */
@REQ(get_console_input_history)
    obj_handle_t handle;        /* handle to console input, or 0 for process' console */
    int          index;         /* index to get line from */
@REPLY
    int          total;         /* total length of line in Unicode chars */
    VARARG(line,unicode_str);   /* line to add */
@END


/* creates a new screen buffer on process' console */
@REQ(create_console_output)
    obj_handle_t handle_in;     /* handle to console input, or 0 for process' console */
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    unsigned int share;         /* sharing credentials */
@REPLY
    obj_handle_t handle_out;    /* handle to the screen buffer */
@END


/* Set info about a console (output only) */
@REQ(set_console_output_info)
    obj_handle_t handle;        /* handle to the console */
    int          mask;          /* setting mask (see below) */
    short int    cursor_size;   /* size of cursor (percentage filled) */
    short int    cursor_visible;/* cursor visibility flag */
    short int    cursor_x;      /* position of cursor (x, y) */
    short int    cursor_y;
    short int    width;         /* width of the screen buffer */
    short int    height;        /* height of the screen buffer */
    short int    attr;          /* default attribute */
    short int    win_left;      /* window actually displayed by renderer */
    short int    win_top;       /* the rect area is expressed withing the */
    short int    win_right;     /* boundaries of the screen buffer */
    short int    win_bottom;
    short int    max_width;     /* maximum size (width x height) for the window */
    short int    max_height;
@END
#define SET_CONSOLE_OUTPUT_INFO_CURSOR_GEOM     0x01
#define SET_CONSOLE_OUTPUT_INFO_CURSOR_POS      0x02
#define SET_CONSOLE_OUTPUT_INFO_SIZE            0x04
#define SET_CONSOLE_OUTPUT_INFO_ATTR            0x08
#define SET_CONSOLE_OUTPUT_INFO_DISPLAY_WINDOW  0x10
#define SET_CONSOLE_OUTPUT_INFO_MAX_SIZE        0x20


/* Get info about a console (output only) */
@REQ(get_console_output_info)
    obj_handle_t handle;        /* handle to the console */
@REPLY
    short int    cursor_size;   /* size of cursor (percentage filled) */
    short int    cursor_visible;/* cursor visibility flag */
    short int    cursor_x;      /* position of cursor (x, y) */
    short int    cursor_y;
    short int    width;         /* width of the screen buffer */
    short int    height;        /* height of the screen buffer */
    short int    attr;          /* default attribute */
    short int    win_left;      /* window actually displayed by renderer */
    short int    win_top;       /* the rect area is expressed withing the */
    short int    win_right;     /* boundaries of the screen buffer */
    short int    win_bottom;
    short int    max_width;     /* maximum size (width x height) for the window */
    short int    max_height;
@END

/* Add input records to a console input queue */
@REQ(write_console_input)
    obj_handle_t handle;        /* handle to the console input */
    VARARG(rec,input_records);  /* input records */
@REPLY
    int          written;       /* number of records written */
@END


/* Fetch input records from a console input queue */
@REQ(read_console_input)
    obj_handle_t handle;        /* handle to the console input */
    int          flush;         /* flush the retrieved records from the queue? */
@REPLY
    int          read;          /* number of records read */
    VARARG(rec,input_records);  /* input records */
@END


/* write data (chars and/or attributes) in a screen buffer */
@REQ(write_console_output)
    obj_handle_t handle;        /* handle to the console output */
    int          x;             /* position where to start writing */
    int          y;
    int          mode;          /* char info (see below) */
    int          wrap;          /* wrap around at end of line? */
    VARARG(data,bytes);         /* info to write */
@REPLY
    int          written;       /* number of char infos actually written */
    int          width;         /* width of screen buffer */
    int          height;        /* height of screen buffer */
@END
enum char_info_mode
{
    CHAR_INFO_MODE_TEXT,        /* characters only */
    CHAR_INFO_MODE_ATTR,        /* attributes only */
    CHAR_INFO_MODE_TEXTATTR,    /* both characters and attributes */
    CHAR_INFO_MODE_TEXTSTDATTR  /* characters but use standard attributes */
};


/* fill a screen buffer with constant data (chars and/or attributes) */
@REQ(fill_console_output)
    obj_handle_t handle;        /* handle to the console output */
    int          x;             /* position where to start writing */
    int          y;
    int          mode;          /* char info mode */
    int          count;         /* number to write */
    int          wrap;          /* wrap around at end of line? */
    char_info_t  data;          /* data to write */
@REPLY
    int          written;       /* number of char infos actually written */
@END


/* read data (chars and/or attributes) from a screen buffer */
@REQ(read_console_output)
    obj_handle_t handle;        /* handle to the console output */
    int          x;             /* position (x,y) where to start reading */
    int          y;
    int          mode;          /* char info mode */
    int          wrap;          /* wrap around at end of line? */
@REPLY
    int          width;         /* width of screen buffer */
    int          height;        /* height of screen buffer */
    VARARG(data,bytes);
@END


/* move a rect (of data) in screen buffer content */
@REQ(move_console_output)
    obj_handle_t handle;        /* handle to the console output */
    short int    x_src;         /* position (x, y) of rect to start moving from */
    short int    y_src;
    short int    x_dst;         /* position (x, y) of rect to move to */
    short int    y_dst;
    short int    w;             /* size of the rect (width, height) to move */
    short int    h;
@END


/* Sends a signal to a process group */
@REQ(send_console_signal)
    int          signal;        /* the signal to send */
    process_id_t group_id;      /* the group to send the signal to */
@END


/* enable directory change notifications */
@REQ(read_directory_changes)
    unsigned int filter;        /* notification filter */
    int          subtree;       /* watch the subtree? */
    int          want_data;     /* flag indicating whether change data should be collected */
    async_data_t async;         /* async I/O parameters */
@END


@REQ(read_change)
    obj_handle_t handle;
@REPLY
    int          action;        /* type of change */
    VARARG(name,string);        /* name of directory entry that changed */
@END


/* Create a file mapping */
@REQ(create_mapping)
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    unsigned int protect;       /* protection flags (see below) */
    mem_size_t   size;          /* mapping size */
    obj_handle_t file_handle;   /* file handle */
    VARARG(objattr,object_attributes); /* object attributes */
@REPLY
    obj_handle_t handle;        /* handle to the mapping */
@END
/* per-page protection flags */
#define VPROT_READ       0x01
#define VPROT_WRITE      0x02
#define VPROT_EXEC       0x04
#define VPROT_WRITECOPY  0x08
#define VPROT_GUARD      0x10
#define VPROT_NOCACHE    0x20
#define VPROT_COMMITTED  0x40
#define VPROT_WRITEWATCH 0x80
/* per-mapping protection flags */
#define VPROT_IMAGE      0x0100  /* mapping for an exe image */
#define VPROT_SYSTEM     0x0200  /* system view (underlying mmap not under our control) */
#define VPROT_VALLOC     0x0400  /* allocated by VirtualAlloc */
#define VPROT_NOEXEC     0x0800  /* don't force exec permission */


/* Open a mapping */
@REQ(open_mapping)
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    obj_handle_t rootdir;       /* root directory */
    VARARG(name,unicode_str);   /* object name */
@REPLY
    obj_handle_t handle;        /* handle to the mapping */
@END


/* Get information about a file mapping */
@REQ(get_mapping_info)
    obj_handle_t handle;        /* handle to the mapping */
    unsigned int access;        /* wanted access rights */
@REPLY
    mem_size_t   size;          /* mapping size */
    int          protect;       /* protection flags */
    int          header_size;   /* header size (for VPROT_IMAGE mapping) */
    client_ptr_t base;          /* default base addr (for VPROT_IMAGE mapping) */
    obj_handle_t mapping;       /* duplicate mapping handle unless removable */
    obj_handle_t shared_file;   /* shared mapping file handle */
@END


/* Get a range of committed pages in a file mapping */
@REQ(get_mapping_committed_range)
    obj_handle_t handle;        /* handle to the mapping */
    file_pos_t   offset;        /* starting offset (page-aligned, in bytes) */
@REPLY
    mem_size_t   size;          /* size of range starting at offset (page-aligned, in bytes) */
    int          committed;     /* whether it is a committed range */
@END


/* Add a range to the committed pages in a file mapping */
@REQ(add_mapping_committed_range)
    obj_handle_t handle;        /* handle to the mapping */
    file_pos_t   offset;        /* starting offset (page-aligned, in bytes) */
    mem_size_t   size;          /* size to set (page-aligned, in bytes) or 0 if only retrieving */
@END


#define SNAP_PROCESS    0x00000001
#define SNAP_THREAD     0x00000002
/* Create a snapshot */
@REQ(create_snapshot)
    unsigned int attributes;    /* object attributes */
    unsigned int flags;         /* snapshot flags (SNAP_*) */
@REPLY
    obj_handle_t handle;        /* handle to the snapshot */
@END


/* Get the next process from a snapshot */
@REQ(next_process)
    obj_handle_t handle;        /* handle to the snapshot */
    int          reset;         /* reset snapshot position? */
@REPLY
    int          count;         /* process usage count */
    process_id_t pid;           /* process id */
    process_id_t ppid;          /* parent process id */
    int          threads;       /* number of threads */
    int          priority;      /* process priority */
    int          handles;       /* number of handles */
    VARARG(filename,unicode_str); /* file name of main exe */
@END


/* Get the next thread from a snapshot */
@REQ(next_thread)
    obj_handle_t handle;        /* handle to the snapshot */
    int          reset;         /* reset snapshot position? */
@REPLY
    int          count;         /* thread usage count */
    process_id_t pid;           /* process id */
    thread_id_t  tid;           /* thread id */
    int          base_pri;      /* base priority */
    int          delta_pri;     /* delta priority */
@END


/* Wait for a debug event */
@REQ(wait_debug_event)
    int           get_handle;  /* should we alloc a handle for waiting? */
@REPLY
    process_id_t  pid;         /* process id */
    thread_id_t   tid;         /* thread id */
    obj_handle_t  wait;        /* wait handle if no event ready */
    VARARG(event,debug_event); /* debug event data */
@END


/* Queue an exception event */
@REQ(queue_exception_event)
    int           first;       /* first chance exception? */
    unsigned int  code;        /* exception code */
    unsigned int  flags;       /* exception flags */
    client_ptr_t  record;      /* exception record */
    client_ptr_t  address;     /* exception address */
    data_size_t   len;         /* size of parameters */
    VARARG(params,uints64,len);/* exception parameters */
    VARARG(context,context);   /* thread context */
@REPLY
    obj_handle_t     handle;   /* handle to the queued event */
@END


/* Retrieve the status of an exception event */
@REQ(get_exception_status)
    obj_handle_t     handle;   /* handle to the queued event */
@REPLY
    VARARG(context,context);   /* modified thread context */
@END


/* Send an output string to the debugger */
@REQ(output_debug_string)
    data_size_t   length;      /* string length */
    client_ptr_t  string;      /* string to display (in debugged process address space) */
@END


/* Continue a debug event */
@REQ(continue_debug_event)
    process_id_t pid;          /* process id to continue */
    thread_id_t  tid;          /* thread id to continue */
    int          status;       /* continuation status */
@END


/* Start/stop debugging an existing process */
@REQ(debug_process)
    process_id_t pid;          /* id of the process to debug */
    int          attach;       /* 1=attaching / 0=detaching from the process */
@END


/* Simulate a breakpoint in a process */
@REQ(debug_break)
    obj_handle_t handle;       /* process handle */
@REPLY
    int          self;         /* was it the caller itself? */
@END


/* Set debugger kill on exit flag */
@REQ(set_debugger_kill_on_exit)
    int          kill_on_exit;  /* 0=detach/1=kill debuggee when debugger dies */
@END


/* Read data from a process address space */
@REQ(read_process_memory)
    obj_handle_t handle;       /* process handle */
    client_ptr_t addr;         /* addr to read from */
@REPLY
    VARARG(data,bytes);        /* result data */
@END


/* Write data to a process address space */
@REQ(write_process_memory)
    obj_handle_t handle;       /* process handle */
    client_ptr_t addr;         /* addr to write to */
    VARARG(data,bytes);        /* data to write */
@END


/* Create a registry key */
@REQ(create_key)
    obj_handle_t parent;       /* handle to the parent key */
    unsigned int access;       /* desired access rights */
    unsigned int attributes;   /* object attributes */
    unsigned int options;      /* creation options */
    data_size_t  namelen;      /* length of key name in bytes */
    VARARG(name,unicode_str,namelen);  /* key name */
    VARARG(class,unicode_str);         /* class name */
@REPLY
    obj_handle_t hkey;         /* handle to the created key */
    int          created;      /* has it been newly created? */
@END

/* Open a registry key */
@REQ(open_key)
    obj_handle_t parent;       /* handle to the parent key */
    unsigned int access;       /* desired access rights */
    unsigned int attributes;   /* object attributes */
    VARARG(name,unicode_str);  /* key name */
@REPLY
    obj_handle_t hkey;         /* handle to the open key */
@END


/* Delete a registry key */
@REQ(delete_key)
    obj_handle_t hkey;         /* handle to the key */
@END


/* Flush a registry key */
@REQ(flush_key)
    obj_handle_t hkey;         /* handle to the key */
@END


/* Enumerate registry subkeys */
@REQ(enum_key)
    obj_handle_t hkey;         /* handle to registry key */
    int          index;        /* index of subkey (or -1 for current key) */
    int          info_class;   /* requested information class */
@REPLY
    int          subkeys;      /* number of subkeys */
    int          max_subkey;   /* longest subkey name */
    int          max_class;    /* longest class name */
    int          values;       /* number of values */
    int          max_value;    /* longest value name */
    int          max_data;     /* longest value data */
    timeout_t    modif;        /* last modification time */
    data_size_t  total;        /* total length needed for full name and class */
    data_size_t  namelen;      /* length of key name in bytes */
    VARARG(name,unicode_str,namelen);  /* key name */
    VARARG(class,unicode_str);         /* class name */
@END


/* Set a value of a registry key */
@REQ(set_key_value)
    obj_handle_t hkey;         /* handle to registry key */
    int          type;         /* value type */
    data_size_t  namelen;      /* length of value name in bytes */
    VARARG(name,unicode_str,namelen);  /* value name */
    VARARG(data,bytes);                /* value data */
@END


/* Retrieve the value of a registry key */
@REQ(get_key_value)
    obj_handle_t hkey;         /* handle to registry key */
    VARARG(name,unicode_str);  /* value name */
@REPLY
    int          type;         /* value type */
    data_size_t  total;        /* total length needed for data */
    VARARG(data,bytes);        /* value data */
@END


/* Enumerate a value of a registry key */
@REQ(enum_key_value)
    obj_handle_t hkey;         /* handle to registry key */
    int          index;        /* value index */
    int          info_class;   /* requested information class */
@REPLY
    int          type;         /* value type */
    data_size_t  total;        /* total length needed for full name and data */
    data_size_t  namelen;      /* length of value name in bytes */
    VARARG(name,unicode_str,namelen);  /* value name */
    VARARG(data,bytes);                /* value data */
@END


/* Delete a value of a registry key */
@REQ(delete_key_value)
    obj_handle_t hkey;         /* handle to registry key */
    VARARG(name,unicode_str);  /* value name */
@END


/* Load a registry branch from a file */
@REQ(load_registry)
    obj_handle_t hkey;         /* root key to load to */
    obj_handle_t file;         /* file to load from */
    VARARG(name,unicode_str);  /* subkey name */
@END


/* UnLoad a registry branch from a file */
@REQ(unload_registry)
    obj_handle_t hkey;         /* root key to unload to */
@END


/* Save a registry branch to a file */
@REQ(save_registry)
    obj_handle_t hkey;         /* key to save */
    obj_handle_t file;         /* file to save to */
@END


/* Add a registry key change notification */
@REQ(set_registry_notification)
    obj_handle_t hkey;         /* key to watch for changes */
    obj_handle_t event;        /* event to set */
    int          subtree;      /* should we watch the whole subtree? */
    unsigned int filter;       /* things to watch */
@END


/* Create a waitable timer */
@REQ(create_timer)
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    obj_handle_t rootdir;       /* root directory */
    int          manual;        /* manual reset */
    VARARG(name,unicode_str);   /* object name */
@REPLY
    obj_handle_t handle;        /* handle to the timer */
@END


/* Open a waitable timer */
@REQ(open_timer)
    unsigned int access;        /* wanted access rights */
    unsigned int attributes;    /* object attributes */
    obj_handle_t rootdir;       /* root directory */
    VARARG(name,unicode_str);   /* object name */
@REPLY
    obj_handle_t handle;        /* handle to the timer */
@END

/* Set a waitable timer */
@REQ(set_timer)
    obj_handle_t handle;        /* handle to the timer */
    timeout_t    expire;        /* next expiration absolute time */
    client_ptr_t callback;      /* callback function */
    client_ptr_t arg;           /* callback argument */
    int          period;        /* timer period in ms */
@REPLY
    int          signaled;      /* was the timer signaled before this call ? */
@END

/* Cancel a waitable timer */
@REQ(cancel_timer)
    obj_handle_t handle;        /* handle to the timer */
@REPLY
     int         signaled;      /* was the timer signaled before this calltime ? */
@END

/* Get information on a waitable timer */
@REQ(get_timer_info)
    obj_handle_t handle;        /* handle to the timer */
@REPLY
    timeout_t    when;          /* absolute time when the timer next expires */
    int          signaled;      /* is the timer signaled? */
@END


/* Retrieve the current context of a thread */
@REQ(get_thread_context)
    obj_handle_t handle;       /* thread handle */
    unsigned int flags;        /* context flags */
    int          suspend;      /* if getting context during suspend */
@REPLY
    int          self;         /* was it a handle to the current thread? */
    VARARG(context,context);   /* thread context */
@END


/* Set the current context of a thread */
@REQ(set_thread_context)
    obj_handle_t handle;       /* thread handle */
    int          suspend;      /* if setting context during suspend */
    VARARG(context,context);   /* thread context */
@REPLY
    int          self;         /* was it a handle to the current thread? */
@END


/* Fetch a selector entry for a thread */
@REQ(get_selector_entry)
    obj_handle_t  handle;      /* thread handle */
    int           entry;       /* LDT entry */
@REPLY
    unsigned int  base;        /* selector base */
    unsigned int  limit;       /* selector limit */
    unsigned char flags;       /* selector flags */
@END


/* Add an atom */
@REQ(add_atom)
    obj_handle_t  table;       /* which table to add atom to */
    VARARG(name,unicode_str);  /* atom name */
@REPLY
    atom_t        atom;        /* resulting atom */
@END


/* Delete an atom */
@REQ(delete_atom)
    obj_handle_t  table;       /* which table to delete atom from */
    atom_t        atom;        /* atom handle */
@END


/* Find an atom */
@REQ(find_atom)
    obj_handle_t table;        /* which table to find atom from */
    VARARG(name,unicode_str);  /* atom name */
@REPLY
    atom_t       atom;         /* atom handle */
@END


/* Get information about an atom */
@REQ(get_atom_information)
    obj_handle_t table;        /* which table to find atom from */
    atom_t       atom;         /* atom handle */
@REPLY
    int          count;        /* atom lock count */
    int          pinned;       /* whether the atom has been pinned */
    data_size_t  total;        /* actual length of atom name */
    VARARG(name,unicode_str);  /* atom name */
@END


/* Set information about an atom */
@REQ(set_atom_information)
    obj_handle_t table;        /* which table to find atom from */
    atom_t       atom;         /* atom handle */
    int          pinned;       /* whether to bump atom information */
@END


/* Empty an atom table */
@REQ(empty_atom_table)
    obj_handle_t table;        /* which table to find atom from */
    int          if_pinned;    /* whether to delete pinned atoms */
@END


/* Init an atom table */
@REQ(init_atom_table)
    int          entries;      /* number of entries (only for local) */
@REPLY
    obj_handle_t table;        /* handle to the atom table */
@END


/* Get the message queue of the current thread */
@REQ(get_msg_queue)
@REPLY
    obj_handle_t handle;       /* handle to the queue */
@END


/* Set the file descriptor associated to the current thread queue */
@REQ(set_queue_fd)
    obj_handle_t handle;       /* handle to the file descriptor */
@END


/* Set the current message queue wakeup mask */
@REQ(set_queue_mask)
    unsigned int wake_mask;    /* wakeup bits mask */
    unsigned int changed_mask; /* changed bits mask */
    int          skip_wait;    /* will we skip waiting if signaled? */
@REPLY
    unsigned int wake_bits;    /* current wake bits */
    unsigned int changed_bits; /* current changed bits */
@END


/* Get the current message queue status */
@REQ(get_queue_status)
    int          clear;        /* should we clear the change bits? */
@REPLY
    unsigned int wake_bits;    /* wake bits */
    unsigned int changed_bits; /* changed bits since last time */
@END


/* Retrieve the process idle event */
@REQ(get_process_idle_event)
    obj_handle_t handle;       /* process handle */
@REPLY
    obj_handle_t event;        /* handle to idle event */
@END


/* Send a message to a thread queue */
@REQ(send_message)
    thread_id_t     id;        /* thread id */
    int             type;      /* message type (see below) */
    int             flags;     /* message flags (see below) */
    user_handle_t   win;       /* window handle */
    unsigned int    msg;       /* message code */
    lparam_t        wparam;    /* parameters */
    lparam_t        lparam;    /* parameters */
    timeout_t       timeout;   /* timeout for reply */
    VARARG(data,message_data); /* message data for sent messages */
@END

@REQ(post_quit_message)
    int             exit_code; /* exit code to return */
@END

enum message_type
{
    MSG_ASCII,          /* Ascii message (from SendMessageA) */
    MSG_UNICODE,        /* Unicode message (from SendMessageW) */
    MSG_NOTIFY,         /* notify message (from SendNotifyMessageW), always Unicode */
    MSG_CALLBACK,       /* callback message (from SendMessageCallbackW), always Unicode */
    MSG_CALLBACK_RESULT,/* result of a callback message */
    MSG_OTHER_PROCESS,  /* sent from other process, may include vararg data, always Unicode */
    MSG_POSTED,         /* posted message (from PostMessageW), always Unicode */
    MSG_HARDWARE,       /* hardware message */
    MSG_WINEVENT        /* winevent message */
};
#define SEND_MSG_ABORT_IF_HUNG  0x01


/* Send a hardware message to a thread queue */
@REQ(send_hardware_message)
    thread_id_t     id;        /* thread id */
    user_handle_t   win;       /* window handle */
    unsigned int    msg;       /* message code */
    lparam_t        wparam;    /* parameters */
    lparam_t        lparam;    /* parameters */
    lparam_t        info;      /* extra info */
    int             x;         /* x position */
    int             y;         /* y position */
    unsigned int    time;      /* message time */
@REPLY
    user_handle_t   cursor;    /* current cursor for the target thread input */
    int             count;     /* current cursor count */
@END


/* Get a message from the current queue */
@REQ(get_message)
    unsigned int    flags;     /* PM_* flags */
    user_handle_t   get_win;   /* window handle to get */
    unsigned int    get_first; /* first message code to get */
    unsigned int    get_last;  /* last message code to get */
    unsigned int    hw_id;     /* id of the previous hardware message (or 0) */
    unsigned int    wake_mask; /* wakeup bits mask */
    unsigned int    changed_mask; /* changed bits mask */
@REPLY
    user_handle_t   win;       /* window handle */
    unsigned int    msg;       /* message code */
    lparam_t        wparam;    /* parameters */
    lparam_t        lparam;    /* parameters */
    int             type;      /* message type */
    unsigned int    time;      /* message time */
    unsigned int    active_hooks; /* active hooks bitmap */
    data_size_t     total;     /* total size of extra data */
    VARARG(data,message_data); /* message data for sent messages */
@END


/* Reply to a sent message */
@REQ(reply_message)
    int             remove;    /* should we remove the message? */
    lparam_t        result;    /* message result */
    VARARG(data,bytes);        /* message data for sent messages */
@END


/* Accept the current hardware message */
@REQ(accept_hardware_message)
    unsigned int    hw_id;     /* id of the hardware message */
    int             remove;    /* should we remove the message? */
    user_handle_t   new_win;   /* new destination window for current message */
@END


/* Retrieve the reply for the last message sent */
@REQ(get_message_reply)
    int             cancel;    /* cancel message if not ready? */
@REPLY
    lparam_t        result;    /* message result */
    VARARG(data,bytes);        /* message data for sent messages */
@END


/* Set a window timer */
@REQ(set_win_timer)
    user_handle_t   win;       /* window handle */
    unsigned int    msg;       /* message to post */
    unsigned int    rate;      /* timer rate in ms */
    lparam_t        id;        /* timer id */
    lparam_t        lparam;    /* message lparam (callback proc) */
@REPLY
    lparam_t        id;        /* timer id */
@END


/* Kill a window timer */
@REQ(kill_win_timer)
    user_handle_t   win;       /* window handle */
    lparam_t        id;        /* timer id */
    unsigned int    msg;       /* message to post */
@END


/* check if the thread owning the window is hung */
@REQ(is_window_hung)
    user_handle_t   win;       /* window handle */
@REPLY
    int is_hung;
@END


/* Retrieve info about a serial port */
@REQ(get_serial_info)
    obj_handle_t handle;       /* handle to comm port */
@REPLY
    unsigned int readinterval;
    unsigned int readconst;
    unsigned int readmult;
    unsigned int writeconst;
    unsigned int writemult;
    unsigned int eventmask;
@END


/* Set info about a serial port */
@REQ(set_serial_info)
    obj_handle_t handle;       /* handle to comm port */
    int          flags;        /* bitmask to set values (see below) */
    unsigned int readinterval;
    unsigned int readconst;
    unsigned int readmult;
    unsigned int writeconst;
    unsigned int writemult;
    unsigned int eventmask;
@END
#define SERIALINFO_SET_TIMEOUTS  0x01
#define SERIALINFO_SET_MASK      0x02


/* Create an async I/O */
@REQ(register_async)
    int          type;          /* type of queue to look after */
    async_data_t async;         /* async I/O parameters */
    int          count;         /* count - usually # of bytes to be read/written */
@END
#define ASYNC_TYPE_READ  0x01
#define ASYNC_TYPE_WRITE 0x02
#define ASYNC_TYPE_WAIT  0x03


/* Cancel all async op on a fd */
@REQ(cancel_async)
    obj_handle_t handle;        /* handle to comm port, socket or file */
    client_ptr_t iosb;          /* I/O status block (NULL=all) */
    int          only_thread;   /* cancel matching this thread */
@END


/* Perform an ioctl on a file */
@REQ(ioctl)
    ioctl_code_t   code;          /* ioctl code */
    async_data_t   async;         /* async I/O parameters */
    int            blocking;      /* whether it's a blocking ioctl */
    VARARG(in_data,bytes);        /* ioctl input data */
@REPLY
    obj_handle_t   wait;          /* handle to wait on for blocking ioctl */
    unsigned int   options;       /* device open options */
    VARARG(out_data,bytes);       /* ioctl output data */
@END


/* Retrieve results of an async ioctl */
@REQ(get_ioctl_result)
    obj_handle_t   handle;        /* handle to the device */
    client_ptr_t   user_arg;      /* user arg used to identify the request */
@REPLY
    VARARG(out_data,bytes);       /* ioctl output data */
@END


/* Create a named pipe */
@REQ(create_named_pipe)
    unsigned int   access;
    unsigned int   attributes;   /* object attributes */
    obj_handle_t   rootdir;      /* root directory */
    unsigned int   options;
    unsigned int   maxinstances;
    unsigned int   outsize;
    unsigned int   insize;
    timeout_t      timeout;
    unsigned int   flags;
    VARARG(name,unicode_str);    /* pipe name */
@REPLY
    obj_handle_t   handle;       /* handle to the pipe */
@END

/* flags in create_named_pipe and get_named_pipe_info */
#define NAMED_PIPE_MESSAGE_STREAM_WRITE 0x0001
#define NAMED_PIPE_MESSAGE_STREAM_READ  0x0002
#define NAMED_PIPE_NONBLOCKING_MODE     0x0004
#define NAMED_PIPE_SERVER_END           0x8000


@REQ(get_named_pipe_info)
    obj_handle_t   handle;
@REPLY
    unsigned int   flags;
    unsigned int   maxinstances;
    unsigned int   instances;
    unsigned int   outsize;
    unsigned int   insize;
@END


/* Create a window */
@REQ(create_window)
    user_handle_t  parent;      /* parent window */
    user_handle_t  owner;       /* owner window */
    atom_t         atom;        /* class atom */
    mod_handle_t   instance;    /* module instance */
    VARARG(class,unicode_str);  /* class name */
@REPLY
    user_handle_t  handle;      /* created window */
    user_handle_t  parent;      /* full handle of parent */
    user_handle_t  owner;       /* full handle of owner */
    int            extra;       /* number of extra bytes */
    client_ptr_t   class_ptr;   /* pointer to class in client address space */
@END


/* Destroy a window */
@REQ(destroy_window)
    user_handle_t  handle;      /* handle to the window */
@END


/* Retrieve the desktop window for the current thread */
@REQ(get_desktop_window)
    int            force;       /* force creation if it doesn't exist */
@REPLY
    user_handle_t  top_window;  /* handle to the desktop window */
    user_handle_t  msg_window;  /* handle to the top-level HWND_MESSAGE parent */
@END


/* Set a window owner */
@REQ(set_window_owner)
    user_handle_t  handle;      /* handle to the window */
    user_handle_t  owner;       /* new owner */
@REPLY
    user_handle_t  full_owner;  /* full handle of new owner */
    user_handle_t  prev_owner;  /* full handle of previous owner */
@END


/* Get information from a window handle */
@REQ(get_window_info)
    user_handle_t  handle;      /* handle to the window */
@REPLY
    user_handle_t  full_handle; /* full 32-bit handle */
    user_handle_t  last_active; /* last active popup */
    process_id_t   pid;         /* process owning the window */
    thread_id_t    tid;         /* thread owning the window */
    atom_t         atom;        /* class atom */
    int            is_unicode;  /* ANSI or unicode */
@END


/* Set some information in a window */
@REQ(set_window_info)
    unsigned short flags;         /* flags for fields to set (see below) */
    short int      is_unicode;    /* ANSI or unicode */
    user_handle_t  handle;        /* handle to the window */
    unsigned int   style;         /* window style */
    unsigned int   ex_style;      /* window extended style */
    unsigned int   id;            /* window id */
    mod_handle_t   instance;      /* creator instance */
    lparam_t       user_data;     /* user-specific data */
    int            extra_offset;  /* offset to set in extra bytes */
    data_size_t    extra_size;    /* size to set in extra bytes */
    lparam_t       extra_value;   /* value to set in extra bytes */
@REPLY
    unsigned int   old_style;     /* old window style */
    unsigned int   old_ex_style;  /* old window extended style */
    mod_handle_t   old_instance;  /* old creator instance */
    lparam_t       old_user_data; /* old user-specific data */
    lparam_t       old_extra_value; /* old value in extra bytes */
    unsigned int   old_id;        /* old window id */
@END
#define SET_WIN_STYLE     0x01
#define SET_WIN_EXSTYLE   0x02
#define SET_WIN_ID        0x04
#define SET_WIN_INSTANCE  0x08
#define SET_WIN_USERDATA  0x10
#define SET_WIN_EXTRA     0x20
#define SET_WIN_UNICODE   0x40


/* Set the parent of a window */
@REQ(set_parent)
    user_handle_t  handle;      /* handle to the window */
    user_handle_t  parent;      /* handle to the parent */
@REPLY
    user_handle_t  old_parent;  /* old parent window */
    user_handle_t  full_parent; /* full handle of new parent */
@END


/* Get a list of the window parents, up to the root of the tree */
@REQ(get_window_parents)
    user_handle_t  handle;        /* handle to the window */
@REPLY
    int            count;         /* total count of parents */
    VARARG(parents,user_handles); /* parent handles */
@END


/* Get a list of the window children */
@REQ(get_window_children)
    obj_handle_t   desktop;       /* handle to desktop */
    user_handle_t  parent;        /* parent window */
    atom_t         atom;          /* class atom for the listed children */
    thread_id_t    tid;           /* thread owning the listed children */
    VARARG(class,unicode_str);    /* class name */
@REPLY
    int            count;         /* total count of children */
    VARARG(children,user_handles); /* children handles */
@END


/* Get a list of the window children that contain a given point */
@REQ(get_window_children_from_point)
    user_handle_t  parent;        /* parent window */
    int            x;             /* point in parent coordinates */
    int            y;
@REPLY
    int            count;         /* total count of children */
    VARARG(children,user_handles); /* children handles */
@END


/* Get window tree information from a window handle */
@REQ(get_window_tree)
    user_handle_t  handle;        /* handle to the window */
@REPLY
    user_handle_t  parent;        /* parent window */
    user_handle_t  owner;         /* owner window */
    user_handle_t  next_sibling;  /* next sibling in Z-order */
    user_handle_t  prev_sibling;  /* prev sibling in Z-order */
    user_handle_t  first_sibling; /* first sibling in Z-order */
    user_handle_t  last_sibling;  /* last sibling in Z-order */
    user_handle_t  first_child;   /* first child */
    user_handle_t  last_child;    /* last child */
@END

/* Set the position and Z order of a window */
@REQ(set_window_pos)
    unsigned int   flags;         /* SWP_* flags */
    user_handle_t  handle;        /* handle to the window */
    user_handle_t  previous;      /* previous window in Z order */
    rectangle_t    window;        /* window rectangle */
    rectangle_t    client;        /* client rectangle */
    VARARG(valid,rectangles);     /* valid rectangles from WM_NCCALCSIZE */
@REPLY
    unsigned int   new_style;     /* new window style */
    unsigned int   new_ex_style;  /* new window extended style */
@END


/* Get the window and client rectangles of a window */
@REQ(get_window_rectangles)
    user_handle_t  handle;        /* handle to the window */
@REPLY
    rectangle_t    window;        /* window rectangle */
    rectangle_t    visible;       /* visible part of the window rectangle */
    rectangle_t    client;        /* client rectangle */
@END


/* Get the window text */
@REQ(get_window_text)
    user_handle_t  handle;        /* handle to the window */
@REPLY
    VARARG(text,unicode_str);     /* window text */
@END


/* Set the window text */
@REQ(set_window_text)
    user_handle_t  handle;        /* handle to the window */
    VARARG(text,unicode_str);     /* window text */
@END


/* Get the coordinates offset between two windows */
@REQ(get_windows_offset)
    user_handle_t  from;          /* handle to the first window */
    user_handle_t  to;            /* handle to the second window */
@REPLY
    int            x;             /* x coordinate offset */
    int            y;             /* y coordinate offset */
@END


/* Get the visible region of a window */
@REQ(get_visible_region)
    user_handle_t  window;        /* handle to the window */
    unsigned int   flags;         /* DCX flags */
@REPLY
    user_handle_t  top_win;       /* top window to clip against */
    rectangle_t    top_rect;      /* top window visible rect with screen coords */
    rectangle_t    win_rect;      /* window rect in screen coords */
    data_size_t    total_size;    /* total size of the resulting region */
    VARARG(region,rectangles);    /* list of rectangles for the region (in screen coords) */
@END


/* Get the window region */
@REQ(get_window_region)
    user_handle_t  window;        /* handle to the window */
@REPLY
    data_size_t    total_size;    /* total size of the resulting region */
    VARARG(region,rectangles);    /* list of rectangles for the region */
@END


/* Set the window region */
@REQ(set_window_region)
    user_handle_t  window;        /* handle to the window */
    int            redraw;        /* redraw the window? */
    VARARG(region,rectangles);    /* list of rectangles for the region */
@END


/* Get the window update region */
@REQ(get_update_region)
    user_handle_t  window;        /* handle to the window */
    user_handle_t  from_child;    /* child to start searching from */
    unsigned int   flags;         /* update flags (see below) */
@REPLY
    user_handle_t  child;         /* child to repaint (or window itself) */
    unsigned int   flags;         /* resulting update flags (see below) */
    data_size_t    total_size;    /* total size of the resulting region */
    VARARG(region,rectangles);    /* list of rectangles for the region */
@END
#define UPDATE_NONCLIENT       0x01  /* get region for repainting non-client area */
#define UPDATE_ERASE           0x02  /* get region for erasing client area */
#define UPDATE_PAINT           0x04  /* get region for painting client area */
#define UPDATE_INTERNALPAINT   0x08  /* get region if internal paint is pending */
#define UPDATE_ALLCHILDREN     0x10  /* force repaint of all children */
#define UPDATE_NOCHILDREN      0x20  /* don't try to repaint any children */
#define UPDATE_NOREGION        0x40  /* don't return a region, only the flags */
#define UPDATE_DELAYED_ERASE   0x80  /* still needs erase after BeginPaint */


/* Update the z order of a window so that a given rectangle is fully visible */
@REQ(update_window_zorder)
    user_handle_t  window;        /* handle to the window */
    rectangle_t    rect;          /* rectangle that must be visible */
@END


/* Mark parts of a window as needing a redraw */
@REQ(redraw_window)
    user_handle_t  window;        /* handle to the window */
    unsigned int   flags;         /* RDW_* flags */
    VARARG(region,rectangles);    /* list of rectangles for the region */
@END


/* Set a window property */
@REQ(set_window_property)
    user_handle_t  window;        /* handle to the window */
    lparam_t       data;          /* data to store */
    atom_t         atom;          /* property atom (if no name specified) */
    VARARG(name,unicode_str);     /* property name */
@END


/* Remove a window property */
@REQ(remove_window_property)
    user_handle_t  window;        /* handle to the window */
    atom_t         atom;          /* property atom (if no name specified) */
    VARARG(name,unicode_str);     /* property name */
@REPLY
    lparam_t       data;          /* data stored in property */
@END


/* Get a window property */
@REQ(get_window_property)
    user_handle_t  window;        /* handle to the window */
    atom_t         atom;          /* property atom (if no name specified) */
    VARARG(name,unicode_str);     /* property name */
@REPLY
    lparam_t       data;          /* data stored in property */
@END


/* Get the list of properties of a window */
@REQ(get_window_properties)
    user_handle_t  window;        /* handle to the window */
@REPLY
    int            total;         /* total number of properties */
    VARARG(props,properties);     /* list of properties */
@END


/* Create a window station */
@REQ(create_winstation)
    unsigned int flags;           /* window station flags */
    unsigned int access;          /* wanted access rights */
    unsigned int attributes;      /* object attributes */
    VARARG(name,unicode_str);     /* object name */
@REPLY
    obj_handle_t handle;          /* handle to the window station */
@END


/* Open a handle to a window station */
@REQ(open_winstation)
    unsigned int access;          /* wanted access rights */
    unsigned int attributes;      /* object attributes */
    VARARG(name,unicode_str);     /* object name */
@REPLY
    obj_handle_t handle;          /* handle to the window station */
@END


/* Close a window station */
@REQ(close_winstation)
    obj_handle_t handle;          /* handle to the window station */
@END


/* Get the process current window station */
@REQ(get_process_winstation)
@REPLY
    obj_handle_t handle;          /* handle to the window station */
@END


/* Set the process current window station */
@REQ(set_process_winstation)
    obj_handle_t handle;          /* handle to the window station */
@END


/* Enumerate window stations */
@REQ(enum_winstation)
    unsigned int index;           /* current index */
@REPLY
    unsigned int next;            /* next index */
    VARARG(name,unicode_str);     /* window station name */
@END


/* Create a desktop */
@REQ(create_desktop)
    unsigned int flags;           /* desktop flags */
    unsigned int access;          /* wanted access rights */
    unsigned int attributes;      /* object attributes */
    VARARG(name,unicode_str);     /* object name */
@REPLY
    obj_handle_t handle;          /* handle to the desktop */
@END


/* Open a handle to a desktop */
@REQ(open_desktop)
    obj_handle_t winsta;          /* window station to open (null allowed) */
    unsigned int flags;           /* desktop flags */
    unsigned int access;          /* wanted access rights */
    unsigned int attributes;      /* object attributes */
    VARARG(name,unicode_str);     /* object name */
@REPLY
    obj_handle_t handle;          /* handle to the desktop */
@END


/* Close a desktop */
@REQ(close_desktop)
    obj_handle_t handle;          /* handle to the desktop */
@END


/* Get the thread current desktop */
@REQ(get_thread_desktop)
    thread_id_t  tid;             /* thread id */
@REPLY
    obj_handle_t handle;          /* handle to the desktop */
@END


/* Set the thread current desktop */
@REQ(set_thread_desktop)
    obj_handle_t handle;          /* handle to the desktop */
@END


/* Enumerate desktops */
@REQ(enum_desktop)
    obj_handle_t winstation;      /* handle to the window station */
    unsigned int index;           /* current index */
@REPLY
    unsigned int next;            /* next index */
    VARARG(name,unicode_str);     /* window station name */
@END


/* Get/set information about a user object (window station or desktop) */
@REQ(set_user_object_info)
    obj_handle_t handle;          /* handle to the object */
    unsigned int flags;           /* information to set */
    unsigned int obj_flags;       /* new object flags */
@REPLY
    int          is_desktop;      /* is object a desktop? */
    unsigned int old_obj_flags;   /* old object flags */
    VARARG(name,unicode_str);     /* object name */
@END
#define SET_USER_OBJECT_FLAGS 1


/* Attach (or detach) thread inputs */
@REQ(attach_thread_input)
    thread_id_t    tid_from;       /* thread to be attached */
    thread_id_t    tid_to;         /* thread to which tid_from should be attached */
    int            attach;         /* is it an attach? */
@END


/* Get input data for a given thread */
@REQ(get_thread_input)
    thread_id_t    tid;           /* id of thread */
@REPLY
    user_handle_t  focus;         /* handle to the focus window */
    user_handle_t  capture;       /* handle to the capture window */
    user_handle_t  active;        /* handle to the active window */
    user_handle_t  foreground;    /* handle to the global foreground window */
    user_handle_t  menu_owner;    /* handle to the menu owner */
    user_handle_t  move_size;     /* handle to the moving/resizing window */
    user_handle_t  caret;         /* handle to the caret window */
    user_handle_t  cursor;        /* handle to the cursor */
    int            show_count;    /* cursor show count */
    rectangle_t    rect;          /* caret rectangle */
@END


/* Get the time of the last input event */
@REQ(get_last_input_time)
@REPLY
    unsigned int time;
@END


/* Retrieve queue keyboard state for a given thread */
@REQ(get_key_state)
    thread_id_t    tid;           /* id of thread */
    int            key;           /* optional key code or -1 */
@REPLY
    unsigned char  state;         /* state of specified key */
    VARARG(keystate,bytes);       /* state array for all the keys */
@END

/* Set queue keyboard state for a given thread */
@REQ(set_key_state)
    thread_id_t    tid;           /* id of thread */
    VARARG(keystate,bytes);       /* state array for all the keys */
@END

/* Set the system foreground window */
@REQ(set_foreground_window)
    user_handle_t  handle;        /* handle to the foreground window */
@REPLY
    user_handle_t  previous;      /* handle to the previous foreground window */
    int            send_msg_old;  /* whether we have to send a msg to the old window */
    int            send_msg_new;  /* whether we have to send a msg to the new window */
@END

/* Set the current thread focus window */
@REQ(set_focus_window)
    user_handle_t  handle;        /* handle to the focus window */
@REPLY
    user_handle_t  previous;      /* handle to the previous focus window */
@END

/* Set the current thread active window */
@REQ(set_active_window)
    user_handle_t  handle;        /* handle to the active window */
@REPLY
    user_handle_t  previous;      /* handle to the previous active window */
@END

/* Set the current thread capture window */
@REQ(set_capture_window)
    user_handle_t  handle;        /* handle to the capture window */
    unsigned int   flags;         /* capture flags (see below) */
@REPLY
    user_handle_t  previous;      /* handle to the previous capture window */
    user_handle_t  full_handle;   /* full 32-bit handle of new capture window */
@END
#define CAPTURE_MENU     0x01  /* capture is for a menu */
#define CAPTURE_MOVESIZE 0x02  /* capture is for moving/resizing */


/* Set the current thread caret window */
@REQ(set_caret_window)
    user_handle_t  handle;        /* handle to the caret window */
    int            width;         /* caret width */
    int            height;        /* caret height */
@REPLY
    user_handle_t  previous;      /* handle to the previous caret window */
    rectangle_t    old_rect;      /* previous caret rectangle */
    int            old_hide;      /* previous hide count */
    int            old_state;     /* previous caret state (1=on, 0=off) */
@END


/* Set the current thread caret information */
@REQ(set_caret_info)
    unsigned int   flags;         /* caret flags (see below) */
    user_handle_t  handle;        /* handle to the caret window */
    int            x;             /* caret x position */
    int            y;             /* caret y position */
    int            hide;          /* increment for hide count (can be negative to show it) */
    int            state;         /* caret state (1=on, 0=off, -1=toggle current state) */
@REPLY
    user_handle_t  full_handle;   /* handle to the current caret window */
    rectangle_t    old_rect;      /* previous caret rectangle */
    int            old_hide;      /* previous hide count */
    int            old_state;     /* previous caret state (1=on, 0=off) */
@END
#define SET_CARET_POS        0x01  /* set the caret position from x,y */
#define SET_CARET_HIDE       0x02  /* increment the caret hide count */
#define SET_CARET_STATE      0x04  /* set the caret on/off state */


/* Set a window hook */
@REQ(set_hook)
    int            id;             /* id of the hook */
    process_id_t   pid;            /* id of process to set the hook into */
    thread_id_t    tid;            /* id of thread to set the hook into */
    int            event_min;
    int            event_max;
    client_ptr_t   proc;           /* hook procedure */
    int            flags;
    int            unicode;        /* is it a unicode hook? */
    VARARG(module,unicode_str);    /* module name */
@REPLY
    user_handle_t  handle;         /* handle to the hook */
    unsigned int   active_hooks;   /* active hooks bitmap */
@END


/* Remove a window hook */
@REQ(remove_hook)
    user_handle_t  handle;         /* handle to the hook */
    client_ptr_t   proc;           /* hook procedure if handle is 0 */
    int            id;             /* id of the hook if handle is 0 */
@REPLY
    unsigned int   active_hooks;   /* active hooks bitmap */
@END


/* Start calling a hook chain */
@REQ(start_hook_chain)
    int            id;             /* id of the hook */
    int            event;          /* signalled event */
    user_handle_t  window;         /* handle to the event window */
    int            object_id;      /* object id for out of context winevent */
    int            child_id;       /* child id for out of context winevent */
@REPLY
    user_handle_t  handle;         /* handle to the next hook */
    process_id_t   pid;            /* process id for low-level keyboard/mouse hooks */
    thread_id_t    tid;            /* thread id for low-level keyboard/mouse hooks */
    int            unicode;        /* is it a unicode hook? */
    client_ptr_t   proc;           /* hook procedure */
    unsigned int   active_hooks;   /* active hooks bitmap */
    VARARG(module,unicode_str);    /* module name */
@END


/* Finished calling a hook chain */
@REQ(finish_hook_chain)
    int            id;             /* id of the hook */
@END


/* Get the hook information */
@REQ(get_hook_info)
    user_handle_t  handle;         /* handle to the current hook */
    int            get_next;       /* do we want info about current or next hook? */
    int            event;          /* signalled event */
    user_handle_t  window;         /* handle to the event window */
    int            object_id;      /* object id for out of context winevent */
    int            child_id;       /* child id for out of context winevent */
@REPLY
    user_handle_t  handle;         /* handle to the hook */
    int            id;             /* id of the hook */
    process_id_t   pid;            /* process id for low-level keyboard/mouse hooks */
    thread_id_t    tid;            /* thread id for low-level keyboard/mouse hooks */
    client_ptr_t   proc;           /* hook procedure */
    int            unicode;        /* is it a unicode hook? */
    VARARG(module,unicode_str);    /* module name */
@END


/* Create a window class */
@REQ(create_class)
    int            local;          /* is it a local class? */
    atom_t         atom;           /* class atom */
    unsigned int   style;          /* class style */
    mod_handle_t   instance;       /* module instance */
    int            extra;          /* number of extra class bytes */
    int            win_extra;      /* number of window extra bytes */
    client_ptr_t   client_ptr;     /* pointer to class in client address space */
    VARARG(name,unicode_str);      /* class name */
@REPLY
    atom_t         atom;           /* resulting class atom */
@END


/* Destroy a window class */
@REQ(destroy_class)
    atom_t         atom;           /* class atom */
    mod_handle_t   instance;       /* module instance */
    VARARG(name,unicode_str);      /* class name */
@REPLY
    client_ptr_t   client_ptr;     /* pointer to class in client address space */
@END


/* Set some information in a class */
@REQ(set_class_info)
    user_handle_t  window;         /* handle to the window */
    unsigned int   flags;          /* flags for info to set (see below) */
    atom_t         atom;           /* class atom */
    unsigned int   style;          /* class style */
    int            win_extra;      /* number of window extra bytes */
    mod_handle_t   instance;       /* module instance */
    int            extra_offset;   /* offset to set in extra bytes */
    data_size_t    extra_size;     /* size to set in extra bytes */
    lparam_t       extra_value;    /* value to set in extra bytes */
@REPLY
    atom_t         old_atom;       /* previous class atom */
    unsigned int   old_style;      /* previous class style */
    int            old_extra;      /* previous number of class extra bytes */
    int            old_win_extra;  /* previous number of window extra bytes */
    mod_handle_t   old_instance;   /* previous module instance */
    lparam_t       old_extra_value; /* old value in extra bytes */
@END
#define SET_CLASS_ATOM      0x0001
#define SET_CLASS_STYLE     0x0002
#define SET_CLASS_WINEXTRA  0x0004
#define SET_CLASS_INSTANCE  0x0008
#define SET_CLASS_EXTRA     0x0010


/* Set/get clipboard information */
@REQ(set_clipboard_info)
    unsigned int   flags;       /* flags for fields to set (see below) */
    user_handle_t  clipboard;   /* clipboard window */
    user_handle_t  owner;       /* clipboard owner */
    user_handle_t  viewer;      /* first clipboard viewer */
    unsigned int   seqno;       /* change sequence number */
@REPLY
    unsigned int   flags;           /* status flags (see below) */
    user_handle_t  old_clipboard;   /* old clipboard window */
    user_handle_t  old_owner;       /* old clipboard owner */
    user_handle_t  old_viewer;      /* old clipboard viewer */
    unsigned int   seqno;           /* current sequence number */
@END

#define SET_CB_OPEN      0x001
#define SET_CB_OWNER     0x002
#define SET_CB_VIEWER    0x004
#define SET_CB_SEQNO     0x008
#define SET_CB_RELOWNER  0x010
#define SET_CB_CLOSE     0x020
#define CB_OPEN          0x040
#define CB_OWNER         0x080
#define CB_PROCESS       0x100


/* Open a security token */
@REQ(open_token)
    obj_handle_t   handle;    /* handle to the thread or process */
    unsigned int   access;    /* access rights to the new token */
    unsigned int   attributes;/* object attributes */
    unsigned int   flags;     /* flags (see below) */
@REPLY
    obj_handle_t   token;    /* handle to the token */
@END
#define OPEN_TOKEN_THREAD   1
#define OPEN_TOKEN_AS_SELF  2


/* Set/get the global windows */
@REQ(set_global_windows)
    unsigned int   flags;               /* flags for fields to set (see below) */
    user_handle_t  shell_window;        /* handle to the new shell window */
    user_handle_t  shell_listview;      /* handle to the new shell listview window */
    user_handle_t  progman_window;      /* handle to the new program manager window */
    user_handle_t  taskman_window;      /* handle to the new task manager window */
@REPLY
    user_handle_t  old_shell_window;    /* handle to the shell window */
    user_handle_t  old_shell_listview;  /* handle to the shell listview window */
    user_handle_t  old_progman_window;  /* handle to the new program manager window */
    user_handle_t  old_taskman_window;  /* handle to the new task manager window */
@END
#define SET_GLOBAL_SHELL_WINDOWS   0x01  /* set both main shell and listview windows */
#define SET_GLOBAL_PROGMAN_WINDOW  0x02
#define SET_GLOBAL_TASKMAN_WINDOW  0x04

/* Adjust the privileges held by a token */
@REQ(adjust_token_privileges)
    obj_handle_t  handle; /* handle to the token */
    int           disable_all; /* disable all privileges? */
    int           get_modified_state; /* get modified privileges? */
    VARARG(privileges,LUID_AND_ATTRIBUTES); /* privileges to enable/disable/remove */
@REPLY
    unsigned int  len; /* total length in bytes required to store token privileges */
    VARARG(privileges,LUID_AND_ATTRIBUTES); /* modified privileges */
@END

/* Retrieves the set of privileges held by or available to a token */
@REQ(get_token_privileges)
    obj_handle_t  handle; /* handle to the token */
@REPLY
    unsigned int  len; /* total length in bytes required to store token privileges */
    VARARG(privileges,LUID_AND_ATTRIBUTES); /* privileges held by or available to a token */
@END

/* Check the token has the required privileges */
@REQ(check_token_privileges)
    obj_handle_t  handle; /* handle to the token */
    int           all_required; /* are all the privileges required for the check to succeed? */
    VARARG(privileges,LUID_AND_ATTRIBUTES); /* privileges to check */
@REPLY
    int           has_privileges; /* does the token have the required privileges? */
    VARARG(privileges,LUID_AND_ATTRIBUTES); /* privileges held by or available to a token */
@END

@REQ(duplicate_token)
    obj_handle_t  handle;        /* handle to the token to duplicate */
    unsigned int  access;        /* access rights to the new token */
    unsigned int  attributes;    /* object attributes */
    int           primary;       /* is the new token to be a primary one? */
    int           impersonation_level; /* impersonation level of the new token */
@REPLY
    obj_handle_t  new_handle; /* duplicated handle */
@END

@REQ(access_check)
    obj_handle_t    handle; /* handle to the token */
    unsigned int    desired_access; /* desired access to the object */
    unsigned int    mapping_read; /* mapping from generic read to specific rights */
    unsigned int    mapping_write; /* mapping from generic write to specific rights */
    unsigned int    mapping_execute; /* mapping from generic execute to specific rights */
    unsigned int    mapping_all; /* mapping from generic all to specific rights */
    VARARG(sd,security_descriptor); /* security descriptor to check */
@REPLY
    unsigned int    access_granted; /* access rights actually granted */
    unsigned int    access_status; /* was access granted? */
    unsigned int    privileges_len; /* length needed to store privileges */
    VARARG(privileges,LUID_AND_ATTRIBUTES); /* privileges used during access check */
@END

@REQ(get_token_sid)
    obj_handle_t    handle;       /* handle to the token */
    unsigned int    which_sid;    /* which SID to retrieve from the token */
@REPLY
    data_size_t     sid_len;      /* length needed to store sid */
    VARARG(sid,SID);              /* the sid specified by which_sid from the token */
@END

@REQ(get_token_groups)
    obj_handle_t    handle;       /* handle to the token */
@REPLY
    data_size_t     user_len;     /* length needed to store user */
    VARARG(user,token_groups);    /* groups the token's user belongs to */
@END

@REQ(get_token_default_dacl)
    obj_handle_t    handle;     /* handle to the token */
@REPLY
    data_size_t     acl_len;    /* length needed to store access control list */
    VARARG(acl,ACL);            /* access control list */
@END

@REQ(set_token_default_dacl)
    obj_handle_t    handle;     /* handle to the token */
    VARARG(acl,ACL);            /* default dacl to set */
@END

@REQ(set_security_object)
    obj_handle_t    handle;       /* handle to the object */
    unsigned int    security_info; /* which parts of security descriptor to set */
    VARARG(sd,security_descriptor); /* security descriptor to set */
@END

@REQ(get_security_object)
    obj_handle_t    handle;       /* handle to the object */
    unsigned int    security_info; /* which parts of security descriptor to get */
@REPLY
    unsigned int    sd_len;         /* buffer size needed for sd */
    VARARG(sd,security_descriptor); /* retrieved security descriptor */
@END

/* Create a mailslot */
@REQ(create_mailslot)
    unsigned int   access;        /* wanted access rights */
    unsigned int   attributes;    /* object attributes */
    obj_handle_t   rootdir;       /* root directory */
    timeout_t      read_timeout;
    unsigned int   max_msgsize;
    VARARG(name,unicode_str);     /* mailslot name */
@REPLY
    obj_handle_t   handle;        /* handle to the mailslot */
@END


/* Set mailslot information */
@REQ(set_mailslot_info)
    obj_handle_t   handle;        /* handle to the mailslot */
    timeout_t      read_timeout;
    unsigned int   flags;
@REPLY
    timeout_t      read_timeout;
    unsigned int   max_msgsize;
@END
#define MAILSLOT_SET_READ_TIMEOUT  1


/* Create a directory object */
@REQ(create_directory)
    unsigned int   access;        /* access flags */
    unsigned int   attributes;    /* object attributes */
    obj_handle_t   rootdir;       /* root directory */
    VARARG(directory_name,unicode_str); /* Directory name */
@REPLY
    obj_handle_t   handle;        /* handle to the directory */
@END


/* Open a directory object */
@REQ(open_directory)
    unsigned int   access;        /* access flags */
    unsigned int   attributes;    /* object attributes */
    obj_handle_t   rootdir;       /* root directory */
    VARARG(directory_name,unicode_str); /* Directory name */
@REPLY
    obj_handle_t   handle;        /* handle to the directory */
@END


/* Get a directory entry by index */
@REQ(get_directory_entry)
    obj_handle_t   handle;             /* handle to the directory */
    unsigned int   index;              /* entry index */
@REPLY
    data_size_t    name_len;           /* length of the entry name in bytes */
    VARARG(name,unicode_str,name_len); /* entry name */
    VARARG(type,unicode_str);          /* entry type */
@END


/* Create a symbolic link object */
@REQ(create_symlink)
    unsigned int   access;        /* access flags */
    unsigned int   attributes;    /* object attributes */
    obj_handle_t   rootdir;       /* root directory */
    data_size_t    name_len;      /* length of the symlink name in bytes */
    VARARG(name,unicode_str,name_len); /* symlink name */
    VARARG(target_name,unicode_str);   /* target name */
@REPLY
    obj_handle_t   handle;        /* handle to the symlink */
@END


/* Open a symbolic link object */
@REQ(open_symlink)
    unsigned int   access;        /* access flags */
    unsigned int   attributes;    /* object attributes */
    obj_handle_t   rootdir;       /* root directory */
    VARARG(name,unicode_str);     /* symlink name */
@REPLY
    obj_handle_t   handle;        /* handle to the symlink */
@END


/* Query a symbolic link object */
@REQ(query_symlink)
    obj_handle_t   handle;        /* handle to the symlink */
@REPLY
    data_size_t    total;         /* total needed size for name */
    VARARG(target_name,unicode_str); /* target name */
@END


/* Query basic object information */
@REQ(get_object_info)
    obj_handle_t   handle;        /* handle to the object */
@REPLY
    unsigned int   access;        /* granted access mask */
    unsigned int   ref_count;     /* object ref count */
    data_size_t    total;         /* total needed size for name */
    VARARG(name,unicode_str);     /* object name */
@END


/* Unlink a named object */
@REQ(unlink_object)
    obj_handle_t   handle;        /* handle to the object */
@END


/* Query the impersonation level of an impersonation token */
@REQ(get_token_impersonation_level)
    obj_handle_t   handle;        /* handle to the object */
@REPLY
    int            impersonation_level; /* impersonation level of the impersonation token */
@END

/* Allocate a locally-unique identifier */
@REQ(allocate_locally_unique_id)
@REPLY
    luid_t         luid;
@END


/* Create a device manager */
@REQ(create_device_manager)
    unsigned int access;          /* wanted access rights */
    unsigned int attributes;      /* object attributes */
@REPLY
    obj_handle_t handle;          /* handle to the device */
@END


/* Create a device */
@REQ(create_device)
    unsigned int access;          /* wanted access rights */
    unsigned int attributes;      /* object attributes */
    obj_handle_t rootdir;         /* root directory */
    client_ptr_t user_ptr;        /* opaque ptr for use by client */
    obj_handle_t manager;         /* device manager */
    VARARG(name,unicode_str);     /* object name */
@REPLY
    obj_handle_t handle;          /* handle to the device */
@END


/* Delete a device */
@REQ(delete_device)
    obj_handle_t handle;          /* handle to the device */
@END


/* Retrieve the next pending device ioctl request */
@REQ(get_next_device_request)
    obj_handle_t manager;         /* handle to the device manager */
    obj_handle_t prev;            /* handle to the previous ioctl */
    unsigned int status;          /* status of the previous ioctl */
    VARARG(prev_data,bytes);      /* output data of the previous ioctl */
@REPLY
    obj_handle_t next;            /* handle to the next ioctl */
    ioctl_code_t code;            /* ioctl code */
    client_ptr_t user_ptr;        /* opaque ptr for the device */
    data_size_t  in_size;         /* total needed input size */
    data_size_t  out_size;        /* needed output size */
    VARARG(next_data,bytes);      /* input data of the next ioctl */
@END


/* Make the current process a system process */
@REQ(make_process_system)
@REPLY
    obj_handle_t event;           /* event signaled when all user processes have exited */
@END


/* Get detailed fixed-size information about a token */
@REQ(get_token_statistics)
    obj_handle_t   handle;        /* handle to the object */
@REPLY
    luid_t         token_id;      /* locally-unique identifier of the token */
    luid_t         modified_id;   /* locally-unique identifier of the modified version of the token */
    int            primary;       /* is the token primary or impersonation? */
    int            impersonation_level; /* level of impersonation */
    int            group_count;   /* the number of groups the token is a member of */
    int            privilege_count; /* the number of privileges the token has */
@END


/* Create I/O completion port */
@REQ(create_completion)
    unsigned int access;          /* desired access to a port */
    unsigned int attributes;      /* object attributes */
    unsigned int concurrent;      /* max number of concurrent active threads */
    obj_handle_t rootdir;         /* root directory */
    VARARG(filename,string);      /* port name */
@REPLY
    obj_handle_t handle;          /* port handle */
@END


/* Open I/O completion port */
@REQ(open_completion)
    unsigned int access;          /* desired access to a port */
    unsigned int attributes;      /* object attributes */
    obj_handle_t rootdir;         /* root directory */
    VARARG(filename,string);      /* port name */
@REPLY
    obj_handle_t handle;          /* port handle */
@END


/* add completion to completion port */
@REQ(add_completion)
    obj_handle_t  handle;         /* port handle */
    apc_param_t   ckey;           /* completion key */
    apc_param_t   cvalue;         /* completion value */
    unsigned int  information;    /* IO_STATUS_BLOCK Information */
    unsigned int  status;         /* completion result */
@END


/* get completion from completion port queue */
@REQ(remove_completion)
    obj_handle_t handle;          /* port handle */
@REPLY
    apc_param_t   ckey;           /* completion key */
    apc_param_t   cvalue;         /* completion value */
    unsigned int  information;    /* IO_STATUS_BLOCK Information */
    unsigned int  status;         /* completion result */
@END


/* get completion queue depth */
@REQ(query_completion)
    obj_handle_t  handle;         /* port handle */
@REPLY
    unsigned int  depth;          /* completion queue depth */
@END


/* associate object with completion port */
@REQ(set_completion_info)
    obj_handle_t  handle;         /* object handle */
    apc_param_t   ckey;           /* completion key */
    obj_handle_t  chandle;        /* port handle */
@END


/* check for associated completion and push msg */
@REQ(add_fd_completion)
    obj_handle_t   handle;        /* async' object */
    apc_param_t    cvalue;        /* completion value */
    unsigned int   status;        /* completion status */
    unsigned int   information;   /* IO_STATUS_BLOCK Information */
@END


/* Retrieve layered info for a window */
@REQ(get_window_layered_info)
    user_handle_t  handle;        /* handle to the window */
@REPLY
    unsigned int   color_key;     /* color key */
    unsigned int   alpha;         /* alpha (0..255) */
    unsigned int   flags;         /* LWA_* flags */
@END


/* Set layered info for a window */
@REQ(set_window_layered_info)
    user_handle_t  handle;        /* handle to the window */
    unsigned int   color_key;     /* color key */
    unsigned int   alpha;         /* alpha (0..255) */
    unsigned int   flags;         /* LWA_* flags */
@END


/* Allocate an arbitrary user handle */
@REQ(alloc_user_handle)
@REPLY
    user_handle_t  handle;        /* allocated handle */
@END


/* Free an arbitrary user handle */
@REQ(free_user_handle)
    user_handle_t  handle;        /* handle to free*/
@END


/* Set/get the current cursor */
@REQ(set_cursor)
    unsigned int   flags;         /* flags for fields to set (see below) */
    user_handle_t  handle;        /* handle to the cursor */
    int            show_count;    /* show count increment/decrement */
@REPLY
    user_handle_t  prev_handle;   /* previous handle */
    int            prev_count;    /* previous show count */
@END
#define SET_CURSOR_HANDLE 0x01
#define SET_CURSOR_COUNT  0x02