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/* Copyright (C) 1996, 1997, 1999, 2000 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or

   modify it under the terms of the GNU Lesser General Public

   License as published by the Free Software Foundation; either

   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with the GNU C Library; if not, write to the Free

   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA

   02111-1307 USA.  */

#ifndef _SYS_PROCFS_H

#define _SYS_PROCFS_H   1

/* This is somehow modelled after the file of the same name on SysVr4

   systems.  It provides a definition of the core file format for ELF

   used on Linux.  */

#include <features.h>

#include <signal.h>

#include <sys/time.h>

#include <sys/types.h>

#include <sys/ucontext.h>

#include <sys/user.h>

#include <bits/wordsize.h>

__BEGIN_DECLS

#if __WORDSIZE == 64

#define ELF_NGREG               20

typedef struct

  {

    unsigned long       pr_regs[32];

    unsigned long       pr_fsr;

    unsigned long       pr_gsr;

    unsigned long       pr_fprs;

  } elf_fpregset_t;

#else /* sparc32 */

#define ELF_NGREG               38

typedef struct

  {

    union

      {

        unsigned long   pr_regs[32];

        double          pr_dregs[16];

      }                 pr_fr;

    unsigned long       __unused;

    unsigned long       pr_fsr;

    unsigned char       pr_qcnt;

    unsigned char       pr_q_entrysize;

    unsigned char       pr_en;

    unsigned int        pr_q[64];

  } elf_fpregset_t;

#endif /* sparc32 */

typedef unsigned long elf_greg_t;

typedef elf_greg_t elf_gregset_t[ELF_NGREG];

struct elf_siginfo

  {

    int si_signo;                       /* Signal number.  */

    int si_code;                        /* Extra code.  */

    int si_errno;                       /* Errno.  */

  };

/* Definitions to generate Intel SVR4-like core files.  These mostly

   have the same names as the SVR4 types with "elf_" tacked on the

   front to prevent clashes with linux definitions, and the typedef

   forms have been avoided.  This is mostly like the SVR4 structure,

   but more Linuxy, with things that Linux does not support and which

   gdb doesn't really use excluded.  Fields present but not used are

   marked with "XXX".  */

struct elf_prstatus

  {

    struct elf_siginfo pr_info;         /* Info associated with signal.  */

    short int pr_cursig;                /* Current signal.  */

    unsigned long int pr_sigpend;       /* Set of pending signals.  */

    unsigned long int pr_sighold;       /* Set of held signals.  */

    __pid_t pr_pid;

    __pid_t pr_ppid;

    __pid_t pr_pgrp;

    __pid_t pr_sid;

    struct timeval pr_utime;            /* User time.  */

    struct timeval pr_stime;            /* System time.  */

    struct timeval pr_cutime;           /* Cumulative user time.  */

    struct timeval pr_cstime;           /* Cumulative system time.  */

    elf_gregset_t pr_reg;               /* GP registers.  */

    int pr_fpvalid;                     /* True if math copro being used.  */

  };

#define ELF_PRARGSZ     (80)    /* Number of chars for args */

struct elf_prpsinfo

  {

    char pr_state;                      /* Numeric process state.  */

    char pr_sname;                      /* Char for pr_state.  */

    char pr_zomb;                       /* Zombie.  */

    char pr_nice;                       /* Nice val.  */

    unsigned long int pr_flag;          /* Flags.  */

#if __WORDSIZE == 64

    unsigned int pr_uid;

    unsigned int pr_gid;

#else

    unsigned short int pr_uid;

    unsigned short int pr_gid;

#endif

    int pr_pid, pr_ppid, pr_pgrp, pr_sid;

    /* Lots missing */

    char pr_fname[16];                  /* Filename of executable.  */

    char pr_psargs[ELF_PRARGSZ];        /* Initial part of arg list.  */

  };

/* Addresses.  */

typedef void *psaddr_t;

/* Register sets.  Linux has different names.  */

typedef elf_gregset_t prgregset_t;

typedef elf_fpregset_t prfpregset_t;

/* We don't have any differences between processes and threads,

   therefore have only one PID type.  */

typedef __pid_t lwpid_t;

typedef struct elf_prstatus prstatus_t;

typedef struct elf_prpsinfo prpsinfo_t;

__END_DECLS

#endif  /* sys/procfs.h */