sysdeps/unix/sysv/linux/tile/sys/procfs.h

   1 /* Copyright (C) 2011-2015 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
   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
  35 #define __need_int_reg_t
  36 #include <arch/abi.h>
  37
  38 __BEGIN_DECLS
  39
  40 /* Type for a general-purpose register.  */
  41 typedef __uint_reg_t elf_greg_t;
  42
  43 /* And the whole bunch of them.  We could have used `struct pt_regs'
  44    from <asm/ptrace.h> directly in the typedef, but tradition says that
  45    the register set is an array, which does have some peculiar
  46    semantics, so leave it that way.  */
  47 #define ELF_NGREG  64
  48 #define ELF_NFPREG 0
  49 typedef elf_greg_t elf_gregset_t[ELF_NGREG];
  50 typedef elf_greg_t elf_fpregset_t[ELF_NFPREG];
  51
  52 /* Signal info.  */
  53 struct elf_siginfo
  54   {
  55     int si_signo;                       /* Signal number.  */
  56     int si_code;                        /* Extra code.  */
  57     int si_errno;                       /* Errno.  */
  58   };
  59
  60
  61 /* Definitions to generate Intel SVR4-like core files.  These mostly
  62    have the same names as the SVR4 types with "elf_" tacked on the
  63    front to prevent clashes with Linux definitions, and the typedef
  64    forms have been avoided.  This is mostly like the SVR4 structure,
  65    but more Linuxy, with things that Linux does not support and which
  66    GDB doesn't really use excluded.  */
  67
  68 struct elf_prstatus
  69   {
  70     struct elf_siginfo pr_info;         /* Info associated with signal.  */
  71     short int pr_cursig;                /* Current signal.  */
  72     unsigned long int pr_sigpend;       /* Set of pending signals.  */
  73     unsigned long int pr_sighold;       /* Set of held signals.  */
  74     __pid_t pr_pid;
  75     __pid_t pr_ppid;
  76     __pid_t pr_pgrp;
  77     __pid_t pr_sid;
  78     struct timeval pr_utime;            /* User time.  */
  79     struct timeval pr_stime;            /* System time.  */
  80     struct timeval pr_cutime;           /* Cumulative user time.  */
  81     struct timeval pr_cstime;           /* Cumulative system time.  */
  82     elf_gregset_t pr_reg;               /* GP registers.  */
  83     int pr_fpvalid;                     /* True if math copro being used.  */
  84   };
  85
  86
  87 #define ELF_PRARGSZ     (80)    /* Number of chars for args.  */
  88
  89 struct elf_prpsinfo
  90   {
  91     char pr_state;                      /* Numeric process state.  */
  92     char pr_sname;                      /* Char for pr_state.  */
  93     char pr_zomb;                       /* Zombie.  */
  94     char pr_nice;                       /* Nice val.  */
  95     unsigned long int pr_flag;          /* Flags.  */
  96     unsigned int pr_uid;
  97     unsigned int pr_gid;
  98     int pr_pid, pr_ppid, pr_pgrp, pr_sid;
  99     /* Lots missing */
 100     char pr_fname[16];                  /* Filename of executable.  */
 101     char pr_psargs[ELF_PRARGSZ];        /* Initial part of arg list.  */
 102   };
 103
 104
 105 /* The rest of this file provides the types for emulation of the
 106    Solaris <proc_service.h> interfaces that should be implemented by
 107    users of libthread_db.  */
 108
 109 /* Addresses.  */
 110 typedef void *psaddr_t;
 111
 112 /* Register sets.  Linux has different names.  */
 113 typedef elf_gregset_t prgregset_t;
 114
 115 /* Provide dummy declaration here; we don't have FP registers. */
 116 typedef elf_fpregset_t prfpregset_t;
 117
 118 /* We don't have any differences between processes and threads,
 119    therefore have only one PID type.  */
 120 typedef __pid_t lwpid_t;
 121
 122 /* Process status and info.  In the end we do provide typedefs for them.  */
 123 typedef struct elf_prstatus prstatus_t;
 124 typedef struct elf_prpsinfo prpsinfo_t;
 125
 126 __END_DECLS
 127
 128 #endif  /* sys/procfs.h */