freebsd-dev/sys/sys/procfs.h
Peter Wemm 6eef6816a8 Use explicit sizes for the prpsinfo command length string so that
we dont have any more unexpected changes in core dumps.  This gets us
back to the original core dump layout from a few days ago.
2001-08-16 08:35:51 +00:00

83 lines
3.1 KiB
C

/*-
* Copyright (c) 1998 John D. Polstra.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _SYS_PROCFS_H_
#define _SYS_PROCFS_H_
#include <sys/param.h>
#include <machine/reg.h>
typedef struct reg gregset_t;
typedef struct fpreg fpregset_t;
/*
* These structures define an interface between core files and the debugger.
* Never change or delete any elements. If you add elements, add them to
* the end of the structure, and increment the value of its version field.
* This will help to ensure that today's core dump will still be usable
* with next year's debugger.
*
* A lot more things should be added to these structures. At present,
* they contain the absolute bare minimum required to allow GDB to work
* with ELF core dumps.
*/
/*
* The parenthsized numbers like (1) indicate the minimum version number
* for which each element exists in the structure.
*/
#define PRSTATUS_VERSION 1 /* Current version of prstatus_t */
typedef struct prstatus {
int pr_version; /* Version number of struct (1) */
size_t pr_statussz; /* sizeof(prstatus_t) (1) */
size_t pr_gregsetsz; /* sizeof(gregset_t) (1) */
size_t pr_fpregsetsz; /* sizeof(fpregset_t) (1) */
int pr_osreldate; /* Kernel version (1) */
int pr_cursig; /* Current signal (1) */
pid_t pr_pid; /* Process ID (1) */
gregset_t pr_reg; /* General purpose registers (1) */
} prstatus_t;
typedef fpregset_t prfpregset_t;
#define PRFNAMESZ 16 /* Maximum command length saved */
#define PRARGSZ 80 /* Maximum argument bytes saved */
#define PRPSINFO_VERSION 1 /* Current version of prpsinfo_t */
typedef struct prpsinfo {
int pr_version; /* Version number of struct (1) */
size_t pr_psinfosz; /* sizeof(prpsinfo_t) (1) */
char pr_fname[PRFNAMESZ+1]; /* Command name, null terminated (1) */
char pr_psargs[PRARGSZ+1]; /* Arguments, null terminated (1) */
} prpsinfo_t;
#endif /* _SYS_PROCFS_H_ */