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b168057a | 1 | /* Copyright (C) 1996-2015 Free Software Foundation, Inc. |
554066b8 MS |
2 | |
3 | This file is part of the GNU C Library. | |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
17 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | #ifndef _SYS_PROCFS_H | |
20 | #define _SYS_PROCFS_H 1 | |
21 | ||
22 | /* This is somewhat modelled after the file of the same name on SVR4 | |
23 | systems. It provides a definition of the core file format for ELF | |
24 | used on Linux. It doesn't have anything to do with the /proc file | |
25 | system, even though Linux has one. | |
26 | ||
27 | Anyway, the whole purpose of this file is for GDB and GDB only. | |
28 | Don't read too much into it. Don't use it for anything other than | |
29 | GDB unless you know what you are doing. */ | |
30 | ||
31 | #include <features.h> | |
32 | #include <sys/time.h> | |
33 | #include <sys/types.h> | |
34 | #include <sys/user.h> | |
35 | ||
554066b8 MS |
36 | __BEGIN_DECLS |
37 | ||
38 | /* Type for a general-purpose register. */ | |
39 | typedef unsigned long elf_greg_t; | |
40 | ||
41 | /* And the whole bunch of them. We could have used `struct | |
42 | pt_regs' directly in the typedef, but tradition says that | |
43 | the register set is an array, which does have some peculiar | |
44 | semantics, so leave it that way. */ | |
7d05a816 | 45 | #define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t)) |
554066b8 MS |
46 | typedef elf_greg_t elf_gregset_t[ELF_NGREG]; |
47 | ||
48 | /* Register set for the floating-point registers. */ | |
7d05a816 | 49 | typedef struct user_fpsimd_struct elf_fpregset_t; |
554066b8 MS |
50 | |
51 | /* Signal info. */ | |
52 | struct elf_siginfo | |
53 | { | |
54 | int si_signo; /* Signal number. */ | |
55 | int si_code; /* Extra code. */ | |
56 | int si_errno; /* Errno. */ | |
57 | }; | |
58 | ||
59 | /* Definitions to generate Intel SVR4-like core files. These mostly | |
60 | have the same names as the SVR4 types with "elf_" tacked on the | |
61 | front to prevent clashes with Linux definitions, and the typedef | |
62 | forms have been avoided. This is mostly like the SVR4 structure, | |
63 | but more Linuxy, with things that Linux does not support and which | |
64 | GDB doesn't really use excluded. */ | |
65 | ||
66 | struct elf_prstatus | |
67 | { | |
68 | struct elf_siginfo pr_info; /* Info associated with signal. */ | |
69 | short int pr_cursig; /* Current signal. */ | |
70 | unsigned long int pr_sigpend; /* Set of pending signals. */ | |
71 | unsigned long int pr_sighold; /* Set of held signals. */ | |
72 | __pid_t pr_pid; | |
73 | __pid_t pr_ppid; | |
74 | __pid_t pr_pgrp; | |
75 | __pid_t pr_sid; | |
76 | struct timeval pr_utime; /* User time. */ | |
77 | struct timeval pr_stime; /* System time. */ | |
78 | struct timeval pr_cutime; /* Cumulative user time. */ | |
79 | struct timeval pr_cstime; /* Cumulative system time. */ | |
80 | elf_gregset_t pr_reg; /* GP registers. */ | |
81 | int pr_fpvalid; /* True if math copro being used. */ | |
82 | }; | |
83 | ||
84 | ||
85 | #define ELF_PRARGSZ (80) /* Number of chars for args. */ | |
86 | ||
87 | struct elf_prpsinfo | |
88 | { | |
89 | char pr_state; /* Numeric process state. */ | |
90 | char pr_sname; /* Char for pr_state. */ | |
91 | char pr_zomb; /* Zombie. */ | |
92 | char pr_nice; /* Nice val. */ | |
93 | unsigned long int pr_flag; /* Flags. */ | |
14d623bc SN |
94 | unsigned int pr_uid; |
95 | unsigned int pr_gid; | |
554066b8 MS |
96 | int pr_pid, pr_ppid, pr_pgrp, pr_sid; |
97 | /* Lots missing */ | |
98 | char pr_fname[16]; /* Filename of executable. */ | |
99 | char pr_psargs[ELF_PRARGSZ]; /* Initial part of arg list. */ | |
100 | }; | |
101 | ||
102 | /* The rest of this file provides the types for emulation of the | |
103 | Solaris <proc_service.h> interfaces that should be implemented by | |
104 | users of libthread_db. */ | |
105 | ||
106 | /* Addresses. */ | |
107 | typedef void *psaddr_t; | |
108 | ||
109 | /* Register sets. Linux has different names. */ | |
110 | typedef elf_gregset_t prgregset_t; | |
111 | typedef elf_fpregset_t prfpregset_t; | |
112 | ||
113 | /* We don't have any differences between processes and threads, | |
114 | therefore have only one PID type. */ | |
115 | typedef __pid_t lwpid_t; | |
116 | ||
117 | /* Process status and info. In the end we do provide typedefs for them. */ | |
118 | typedef struct elf_prstatus prstatus_t; | |
119 | typedef struct elf_prpsinfo prpsinfo_t; | |
120 | ||
121 | __END_DECLS | |
122 | ||
123 | #endif /* sys/procfs.h */ |