procfs.h
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- /* Copyright (C) 1996, 1997, 1999, 2001 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 somewhat modelled after the file of the same name on SVR4
- systems. It provides a definition of the core file format for ELF
- used on Linux. It doesn't have anything to do with the /proc file
- system, even though Linux has one.
- Anyway, the whole purpose of this file is for GDB and GDB only.
- Don't read too much into it. Don't use it for anything other than
- GDB unless you know what you are doing. */
- #include <features.h>
- #include <sys/time.h>
- #include <sys/types.h>
- #include <sys/user.h>
- __BEGIN_DECLS
- /* Type for a general-purpose register. */
- typedef unsigned long elf_greg_t;
- /* And the whole bunch of them. We could have used `struct
- user_regs' directly in the typedef, but tradition says that
- the register set is an array, which does have some peculiar
- semantics, so leave it that way. */
- #define ELF_NGREG (sizeof (struct user_regs) / sizeof(elf_greg_t))
- typedef elf_greg_t elf_gregset_t[ELF_NGREG];
- /* Register set for the floating-point registers. */
- typedef struct user_fpregs elf_fpregset_t;
- /* Signal info. */
- 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. */
- 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. */
- unsigned short int pr_uid;
- unsigned short int pr_gid;
- 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. */
- };
- /* The rest of this file provides the types for emulation of the
- Solaris <proc_service.h> interfaces that should be implemented by
- users of libthread_db. */
- /* 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;
- /* Process status and info. In the end we do provide typedefs for them. */
- typedef struct elf_prstatus prstatus_t;
- typedef struct elf_prpsinfo prpsinfo_t;
- __END_DECLS
- #endif /* sys/procfs.h */