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146 lines
4.9 KiB
C
146 lines
4.9 KiB
C
/* Copyright (C) 2001-2013 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef _SYS_PROCFS_H
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#define _SYS_PROCFS_H 1
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/* This is somewhat modelled after the file of the same name on SVR4
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systems. It provides a definition of the core file format for ELF
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used on Linux. It doesn't have anything to do with the /proc file
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system, even though Linux has one.
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Anyway, the whole purpose of this file is for GDB and GDB only.
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Don't read too much into it. Don't use it for anything other than
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GDB unless you know what you are doing. */
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#include <features.h>
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#include <sys/time.h>
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#include <sys/types.h>
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#include <sys/user.h>
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__BEGIN_DECLS
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/* Type for a general-purpose register. */
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#ifdef __x86_64__
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__extension__ typedef unsigned long long elf_greg_t;
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#else
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typedef unsigned long elf_greg_t;
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#endif
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/* And the whole bunch of them. We could have used `struct
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user_regs_struct' directly in the typedef, but tradition says that
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the register set is an array, which does have some peculiar
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semantics, so leave it that way. */
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#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t))
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typedef elf_greg_t elf_gregset_t[ELF_NGREG];
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#ifndef __x86_64__
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/* Register set for the floating-point registers. */
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typedef struct user_fpregs_struct elf_fpregset_t;
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/* Register set for the extended floating-point registers. Includes
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the Pentium III SSE registers in addition to the classic
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floating-point stuff. */
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typedef struct user_fpxregs_struct elf_fpxregset_t;
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#else
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/* Register set for the extended floating-point registers. Includes
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the Pentium III SSE registers in addition to the classic
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floating-point stuff. */
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typedef struct user_fpregs_struct elf_fpregset_t;
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#endif
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/* Signal info. */
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struct elf_siginfo
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{
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int si_signo; /* Signal number. */
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int si_code; /* Extra code. */
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int si_errno; /* Errno. */
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};
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/* Definitions to generate Intel SVR4-like core files. These mostly
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have the same names as the SVR4 types with "elf_" tacked on the
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front to prevent clashes with Linux definitions, and the typedef
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forms have been avoided. This is mostly like the SVR4 structure,
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but more Linuxy, with things that Linux does not support and which
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GDB doesn't really use excluded. */
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struct elf_prstatus
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{
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struct elf_siginfo pr_info; /* Info associated with signal. */
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short int pr_cursig; /* Current signal. */
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unsigned long int pr_sigpend; /* Set of pending signals. */
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unsigned long int pr_sighold; /* Set of held signals. */
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__pid_t pr_pid;
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__pid_t pr_ppid;
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__pid_t pr_pgrp;
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__pid_t pr_sid;
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struct timeval pr_utime; /* User time. */
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struct timeval pr_stime; /* System time. */
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struct timeval pr_cutime; /* Cumulative user time. */
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struct timeval pr_cstime; /* Cumulative system time. */
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elf_gregset_t pr_reg; /* GP registers. */
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int pr_fpvalid; /* True if math copro being used. */
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};
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#define ELF_PRARGSZ (80) /* Number of chars for args. */
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struct elf_prpsinfo
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{
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char pr_state; /* Numeric process state. */
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char pr_sname; /* Char for pr_state. */
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char pr_zomb; /* Zombie. */
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char pr_nice; /* Nice val. */
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unsigned long int pr_flag; /* Flags. */
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#if __WORDSIZE == 32
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unsigned short int pr_uid;
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unsigned short int pr_gid;
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#else
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unsigned int pr_uid;
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unsigned int pr_gid;
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#endif
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int pr_pid, pr_ppid, pr_pgrp, pr_sid;
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/* Lots missing */
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char pr_fname[16]; /* Filename of executable. */
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char pr_psargs[ELF_PRARGSZ]; /* Initial part of arg list. */
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};
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/* The rest of this file provides the types for emulation of the
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Solaris <proc_service.h> interfaces that should be implemented by
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users of libthread_db. */
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/* Addresses. */
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typedef void *psaddr_t;
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/* Register sets. Linux has different names. */
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typedef elf_gregset_t prgregset_t;
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typedef elf_fpregset_t prfpregset_t;
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/* We don't have any differences between processes and threads,
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therefore have only one PID type. */
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typedef __pid_t lwpid_t;
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/* Process status and info. In the end we do provide typedefs for them. */
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typedef struct elf_prstatus prstatus_t;
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typedef struct elf_prpsinfo prpsinfo_t;
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__END_DECLS
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#endif /* sys/procfs.h */
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