xref: /dragonfly/sys/sys/ckpt.h (revision 4caa7869)
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/ckpt.h,v 1.4 2003/11/10 18:09:10 dillon Exp $
26  */
27 #ifndef _SYS_CKPT_H_
28 #define _SYS_CKPT_H_
29 
30 #define CKPT_MAXTHREADS	256
31 
32 struct ckpt_filehdr {
33 	int		cfh_magic;	/* XXX implement */
34 	int		cfh_nfiles;
35 	int		cfh_reserved[8];
36 };
37 
38 struct ckpt_vminfo {
39 	segsz_t		cvm_dsize;
40 	segsz_t		cvm_tsize;
41 	segsz_t		cvm_reserved1[4];
42 	caddr_t		cvm_daddr;
43 	caddr_t		cvm_taddr;
44 	caddr_t		cvm_reserved2[4];
45 };
46 
47 struct ckpt_fileinfo {
48 	int		cfi_index;
49 	u_int		cfi_flags;	/* saved f_flag	*/
50 	off_t		cfi_offset;	/* saved f_offset */
51 	fhandle_t	cfi_fh;
52 	int		cfi_reserved[8];
53 };
54 
55 struct ckpt_siginfo {
56 	int		csi_ckptpisz;
57 	struct procsig	csi_procsig;
58 	struct sigacts	csi_sigacts;
59 	struct itimerval csi_itimerval;
60 	int		csi_sigparent;
61 	int		csi_reserved[8];
62 };
63 
64 struct vn_hdr {
65 	fhandle_t	vnh_fh;
66 	Elf_Phdr	vnh_phdr;
67 	int		vnh_reserved[8];
68 };
69 
70 #ifdef _KERNEL
71 #ifdef DEBUG
72 #define TRACE_ENTER \
73 printf("entering %s at %s:%d\n", __FUNCTION__, __FILE__, __LINE__)
74 #define TRACE_EXIT \
75 printf("exiting %s at %s:%d\n", __FUNCTION__, __FILE__, __LINE__)
76 #define TRACE_ERR \
77 printf("failure encountered in %s at %s:%d\n", __FUNCTION__, __FILE__, __LINE__)
78 #define PRINTF(args) printf args
79 #else
80 #define TRACE_ENTER
81 #define TRACE_EXIT
82 #define TRACE_ERR
83 #define PRINTF(args)
84 #endif
85 #endif
86 
87 #endif
88