sys/sys/checkpoint.h

   1 /*-
   2  * Copyright (c) 2003 Kip Macy All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  16  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  23  * SUCH DAMAGE.
  24  *
  25  * $DragonFly: src/sys/sys/checkpoint.h,v 1.2 2006/05/20 02:42:13 dillon Exp $
  26  */
  27
  28 #ifndef _SYS_CHECKPOINT_H_
  29 #define _SYS_CHECKPOINT_H_
  30
  31 #ifndef _SYS_PROCFS_H_
  32 #include <sys/procfs.h>
  33 #endif
  34
  35 #define CKPT_FREEZE    0x1
  36 #define CKPT_THAW      0x2
  37 #define CKPT_FREEZEPID 0x3      /* not yet supported */
  38 #define CKPT_THAWBIN   0x4      /* not yet supported */
  39
  40 #ifdef _KERNEL
  41
  42 typedef struct {
  43         prstatus_t *status;
  44         prfpregset_t *fpregset;
  45         prpsinfo_t *psinfo;
  46 } pstate_t;
  47
  48 typedef struct {
  49         pstate_t *pstate;
  50         int offset;
  51         int nthreads;
  52 } lc_args_t;
  53
  54 #else
  55
  56 int sys_checkpoint(int type, int fd, pid_t pid, int retval);
  57
  58 #endif
  59
  60 #endif /* PRIVATE_CKPT_H_ */
  61