1 /* Copyright (C) 1996, 1997, 1999 Free Software Foundation, Inc. 2 This file is part of the GNU C Library. 3 4 The GNU C Library is free software; you can redistribute it and/or 5 modify it under the terms of the GNU Library General Public License as 6 published by the Free Software Foundation; either version 2 of the 7 License, or (at your option) any later version. 8 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 Library General Public License for more details. 13 14 You should have received a copy of the GNU Library General Public 15 License along with the GNU C Library; see the file COPYING.LIB. If not, 16 see <http://www.gnu.org/licenses/>. */ 17 18 #ifndef _SYS_PROCFS_H 19 #define _SYS_PROCFS_H 1 20 21 /* This is somehow modelled after the file of the same name on SysVr4 22 systems. It provides a definition of the core file format for ELF 23 used on Linux. */ 24 25 #include <features.h> 26 #include <signal.h> 27 #include <sys/time.h> 28 #include <sys/types.h> 29 #include <sys/ucontext.h> 30 #include <sys/user.h> 31 32 __BEGIN_DECLS 33 34 typedef unsigned long elf_greg_t; 35 36 #define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t)) 37 typedef elf_greg_t elf_gregset_t[ELF_NGREG]; 38 39 struct elf_siginfo 40 { 41 int si_signo; /* Signal number. */ 42 int si_code; /* Extra code. */ 43 int si_errno; /* Errno. */ 44 }; 45 46 /* Definitions to generate Intel SVR4-like core files. These mostly 47 have the same names as the SVR4 types with "elf_" tacked on the 48 front to prevent clashes with linux definitions, and the typedef 49 forms have been avoided. This is mostly like the SVR4 structure, 50 but more Linuxy, with things that Linux does not support and which 51 gdb doesn't really use excluded. Fields present but not used are 52 marked with "XXX". */ 53 struct elf_prstatus 54 { 55 #if 0 56 long int pr_flags; /* XXX Process flags. */ 57 short int pr_why; /* XXX Reason for process halt. */ 58 short int pr_what; /* XXX More detailed reason. */ 59 #endif 60 struct elf_siginfo pr_info; /* Info associated with signal. */ 61 short int pr_cursig; /* Current signal. */ 62 unsigned long int pr_sigpend; /* Set of pending signals. */ 63 unsigned long int pr_sighold; /* Set of held signals. */ 64 #if 0 65 struct sigaltstack pr_altstack; /* Alternate stack info. */ 66 struct sigaction pr_action; /* Signal action for current sig. */ 67 #endif 68 __pid_t pr_pid; 69 __pid_t pr_ppid; 70 __pid_t pr_pgrp; 71 __pid_t pr_sid; 72 struct timeval pr_utime; /* User time. */ 73 struct timeval pr_stime; /* System time. */ 74 struct timeval pr_cutime; /* Cumulative user time. */ 75 struct timeval pr_cstime; /* Cumulative system time. */ 76 #if 0 77 long int pr_instr; /* Current instruction. */ 78 #endif 79 elf_gregset_t pr_reg; /* GP registers. */ 80 int pr_fpvalid; /* True if math copro being used. */ 81 }; 82 83 84 #define ELF_PRARGSZ (80) /* Number of chars for args */ 85 86 struct elf_prpsinfo 87 { 88 char pr_state; /* Numeric process state. */ 89 char pr_sname; /* Char for pr_state. */ 90 char pr_zomb; /* Zombie. */ 91 char pr_nice; /* Nice val. */ 92 unsigned long int pr_flag; /* Flags. */ 93 unsigned short int pr_uid; 94 unsigned short int pr_gid; 95 int pr_pid, pr_ppid, pr_pgrp, pr_sid; 96 /* Lots missing */ 97 char pr_fname[16]; /* Filename of executable. */ 98 char pr_psargs[ELF_PRARGSZ]; /* Initial part of arg list. */ 99 }; 100 101 /* Addresses. */ 102 typedef void *psaddr_t; 103 104 /* Register sets. Linux has different names. */ 105 typedef gregset_t prgregset_t; 106 typedef fpregset_t prfpregset_t; 107 108 /* We don't have any differences between processes and threads, 109 therefore habe only ine PID type. */ 110 typedef __pid_t lwpid_t; 111 112 113 typedef struct elf_prstatus prstatus_t; 114 typedef struct elf_prpsinfo prpsinfo_t; 115 116 __END_DECLS 117 118 #endif /* sys/procfs.h */ 119