sys/sys/procfs.h

   1 /*-
   2  * Copyright (c) 1998 John D. Polstra.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  * $FreeBSD: src/sys/sys/procfs.h,v 1.2 1999/08/28 00:51:56 peter Exp $
  27  * $DragonFly: src/sys/sys/procfs.h,v 1.4 2006/11/07 20:48:15 dillon Exp $
  28  */
  29
  30 #ifndef _SYS_PROCFS_H_
  31 #define _SYS_PROCFS_H_
  32
  33 #include <sys/param.h>
  34 #include <sys/reg.h>
  35
  36 typedef struct reg gregset_t;
  37 typedef struct fpreg fpregset_t;
  38
  39 /*
  40  * These structures define an interface between core files and the debugger.
  41  * Never change or delete any elements.  If you add elements, add them to
  42  * the end of the structure, and increment the value of its version field.
  43  * This will help to ensure that today's core dump will still be usable
  44  * with next year's debugger.
  45  *
  46  * A lot more things should be added to these structures.  At present,
  47  * they contain the absolute bare minimum required to allow GDB to work
  48  * with ELF core dumps.
  49  */
  50
  51 /*
  52  * The parenthsized numbers like (1) indicate the minimum version number
  53  * for which each element exists in the structure.
  54  */
  55
  56 #define PRSTATUS_VERSION        1       /* Current version of prstatus_t */
  57
  58 typedef struct prstatus {
  59     int         pr_version;     /* Version number of struct (1) */
  60     size_t      pr_statussz;    /* sizeof(prstatus_t) (1) */
  61     size_t      pr_gregsetsz;   /* sizeof(gregset_t) (1) */
  62     size_t      pr_fpregsetsz;  /* sizeof(fpregset_t) (1) */
  63     int         pr_osreldate;   /* Kernel version (1) */
  64     int         pr_cursig;      /* Current signal (1) */
  65     pid_t       pr_pid;         /* Process ID (1) */
  66     gregset_t   pr_reg;         /* General purpose registers (1) */
  67 } prstatus_t;
  68
  69 typedef gregset_t prgregset_t[1];
  70 typedef fpregset_t prfpregset_t;
  71
  72 #define PRARGSZ         80      /* Maximum argument bytes saved */
  73
  74 #define PRPSINFO_VERSION        1       /* Current version of prpsinfo_t */
  75
  76 typedef struct prpsinfo {
  77     int         pr_version;     /* Version number of struct (1) */
  78     size_t      pr_psinfosz;    /* sizeof(prpsinfo_t) (1) */
  79     char        pr_fname[MAXCOMLEN+1];  /* Command name, null terminated (1) */
  80     char        pr_psargs[PRARGSZ+1];   /* Arguments, null terminated (1) */
  81 } prpsinfo_t;
  82
  83 typedef void *psaddr_t;         /* An address in the target process. */
  84
  85 #endif /* _SYS_PROCFS_H_ */