FreeBSD/Linux Kernel Cross Reference
sys/sys/procfs.h
1 /*-
2 * Copyright (c) 1998 John D. Polstra.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: releng/11.0/sys/sys/procfs.h 281601 2015-04-16 12:58:51Z jhb $
27 */
28
29 #ifndef _SYS_PROCFS_H_
30 #define _SYS_PROCFS_H_
31
32 #include <sys/param.h>
33 #include <machine/reg.h>
34
35 typedef struct reg gregset_t;
36 typedef struct fpreg fpregset_t;
37
38 /*
39 * These structures define an interface between core files and the debugger.
40 * Never change or delete any elements. If you add elements, add them to
41 * the end of the structure, and increment the value of its version field.
42 * This will help to ensure that today's core dump will still be usable
43 * with next year's debugger.
44 *
45 * A lot more things should be added to these structures. At present,
46 * they contain the absolute bare minimum required to allow GDB to work
47 * with ELF core dumps.
48 */
49
50 /*
51 * The parenthsized numbers like (1) indicate the minimum version number
52 * for which each element exists in the structure.
53 */
54
55 #define PRSTATUS_VERSION 1 /* Current version of prstatus_t */
56
57 typedef struct prstatus {
58 int pr_version; /* Version number of struct (1) */
59 size_t pr_statussz; /* sizeof(prstatus_t) (1) */
60 size_t pr_gregsetsz; /* sizeof(gregset_t) (1) */
61 size_t pr_fpregsetsz; /* sizeof(fpregset_t) (1) */
62 int pr_osreldate; /* Kernel version (1) */
63 int pr_cursig; /* Current signal (1) */
64 pid_t pr_pid; /* Process ID (1) */
65 gregset_t pr_reg; /* General purpose registers (1) */
66 } prstatus_t;
67
68 typedef gregset_t prgregset_t[1];
69 typedef fpregset_t prfpregset_t;
70
71 #define PRFNAMESZ 16 /* Maximum command length saved */
72 #define PRARGSZ 80 /* Maximum argument bytes saved */
73
74 #define PRPSINFO_VERSION 1 /* Current version of prpsinfo_t */
75
76 typedef struct prpsinfo {
77 int pr_version; /* Version number of struct (1) */
78 size_t pr_psinfosz; /* sizeof(prpsinfo_t) (1) */
79 char pr_fname[PRFNAMESZ+1]; /* Command name, null terminated (1) */
80 char pr_psargs[PRARGSZ+1]; /* Arguments, null terminated (1) */
81 } prpsinfo_t;
82
83 typedef struct thrmisc {
84 char pr_tname[MAXCOMLEN+1]; /* Thread name, null terminated (1) */
85 u_int _pad; /* Convenience pad, 0-filled (1) */
86 } thrmisc_t;
87
88 typedef uint64_t psaddr_t; /* An address in the target process. */
89
90 #ifdef __HAVE_REG32
91 typedef struct prstatus32 {
92 int32_t pr_version;
93 uint32_t pr_statussz;
94 uint32_t pr_gregsetsz;
95 uint32_t pr_fpregsetsz;
96 int32_t pr_osreldate;
97 int32_t pr_cursig;
98 int32_t pr_pid;
99 struct reg32 pr_reg;
100 } prstatus32_t;
101
102 typedef struct prpsinfo32 {
103 int32_t pr_version;
104 uint32_t pr_psinfosz;
105 char pr_fname[PRFNAMESZ+1];
106 char pr_psargs[PRARGSZ+1];
107 } prpsinfo32_t;
108
109 struct thrmisc32 {
110 char pr_tname[MAXCOMLEN+1];
111 uint32_t _pad;
112 };
113 #endif /* __HAVE_REG32 */
114
115 #endif /* _SYS_PROCFS_H_ */
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