1 /* Copyright (C) 1996, 1997, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
19 #define _SYS_PROCFS_H 1
21 /* This is somewhat modelled after the file of the same name on SVR4
22 systems. It provides a definition of the core file format for ELF
23 used on Linux. It doesn't have anything to do with the /proc file
24 system, even though Linux has one.
26 Anyway, the whole purpose of this file is for GDB and GDB only.
27 Don't read too much into it. Don't use it for anything other than
28 GDB unless you know what you are doing. */
32 #include <sys/types.h>
35 /* Type for a general-purpose register. */
36 typedef unsigned long elf_greg_t;
38 /* This is exactly the same as `struct pt_regs' in the kernel. */
41 /* General purpose registers. */
44 elf_greg_t pc; /* program counter */
45 elf_greg_t psw; /* program status word */
47 /* Registers used by `callt' instruction: */
48 elf_greg_t ctpc; /* saved program counter */
49 elf_greg_t ctpsw; /* saved psw */
50 elf_greg_t ctbp; /* base pointer for callt table */
52 char kernel_mode; /* 1 if in `kernel mode', 0 if user mode */
55 #define ELF_NGREG (sizeof (struct elf_gregset) / sizeof(elf_greg_t))
56 typedef elf_greg_t elf_gregset_t[ELF_NGREG];
58 /* Register set for the floating-point registers. */
59 typedef void elf_fpregset_t;
64 int si_signo; /* signal number */
65 int si_code; /* extra code */
66 int si_errno; /* errno */
71 * Definitions to generate Intel SVR4-like core files.
72 * These mostly have the same names as the SVR4 types with "elf_"
73 * tacked on the front to prevent clashes with linux definitions,
74 * and the typedef forms have been avoided. This is mostly like
75 * the SVR4 structure, but more Linuxy, with things that Linux does
76 * not support and which gdb doesn't really use excluded.
77 * Fields present but not used are marked with "XXX".
81 struct elf_siginfo pr_info; /* Info associated with signal */
82 short pr_cursig; /* Current signal */
83 unsigned long pr_sigpend; /* Set of pending signals */
84 unsigned long pr_sighold; /* Set of held signals */
85 __kernel_pid_t pr_pid;
86 __kernel_pid_t pr_ppid;
87 __kernel_pid_t pr_pgrp;
88 __kernel_pid_t pr_sid;
89 struct timeval pr_utime; /* User time */
90 struct timeval pr_stime; /* System time */
91 struct timeval pr_cutime; /* Cumulative user time */
92 struct timeval pr_cstime; /* Cumulative system time */
93 elf_gregset_t pr_reg; /* GP registers */
94 int pr_fpvalid; /* True if math co-processor being used. */
97 #define ELF_PRARGSZ (80) /* Number of chars for args */
101 char pr_state; /* numeric process state */
102 char pr_sname; /* char for pr_state */
103 char pr_zomb; /* zombie */
104 char pr_nice; /* nice val */
105 unsigned long pr_flag; /* flags */
106 __kernel_uid_t pr_uid;
107 __kernel_gid_t pr_gid;
108 __kernel_pid_t pr_pid, pr_ppid, pr_pgrp, pr_sid;
110 char pr_fname[16]; /* filename of executable */
111 char pr_psargs[ELF_PRARGSZ]; /* initial part of arg list */
115 /* The rest of this file provides the types for emulation of the
116 Solaris <proc_service.h> interfaces that should be implemented by
117 users of libthread_db. */
120 typedef void *psaddr_t;
122 /* Register sets. Linux has different names. */
123 typedef elf_gregset_t prgregset_t;
124 typedef elf_fpregset_t prfpregset_t;
126 /* We don't have any differences between processes and threads,
127 therefore have only one PID type. */
128 typedef __kernel_pid_t lwpid_t;
130 /* Process status and info. In the end we do provide typedefs for them. */
131 typedef struct elf_prstatus prstatus_t;
132 typedef struct elf_prpsinfo prpsinfo_t;
135 #endif /* sys/procfs.h */