sysdeps/unix/sysv/linux/sparc/sys/ptrace.h

   1 /* `ptrace' debugger support interface.  Linux/SPARC version.
   2    Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Library General Public License as
   7    published by the Free Software Foundation; either version 2 of the
   8    License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Library General Public License for more details.
  14
  15    You should have received a copy of the GNU Library General Public
  16    License along with the GNU C Library; see the file COPYING.LIB.  If not,
  17    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18    Boston, MA 02111-1307, USA.  */
  19
  20 #ifndef _SYS_PTRACE_H
  21 #define _SYS_PTRACE_H   1
  22
  23 #include <features.h>
  24
  25 #include <bits/wordsize.h>
  26
  27 /* Linux/SPARC kernels up to 2.3.18 do not care much
  28    about what namespace polution, so use a kludge now.  */
  29 #undef PTRACE_GETREGS
  30 #undef PTRACE_SETREGS
  31 #undef PTRACE_GETFPREGS
  32 #undef PTRACE_SETFPREGS
  33 #undef PTRACE_READDATA
  34 #undef PTRACE_WRITEDATA
  35 #undef PTRACE_READTEXT
  36 #undef PTRACE_WRITETEXT
  37 #undef PTRACE_SUNDETACH
  38
  39 __BEGIN_DECLS
  40
  41 /* Type of the REQUEST argument to `ptrace.'  */
  42 enum __ptrace_request
  43 {
  44   /* Indicate that the process making this request should be traced.
  45      All signals received by this process can be intercepted by its
  46      parent, and its parent can use the other `ptrace' requests.  */
  47   PTRACE_TRACEME = 0,
  48 #define PT_TRACE_ME PTRACE_TRACEME
  49
  50   /* Return the word in the process's text space at address ADDR.  */
  51   PTRACE_PEEKTEXT = 1,
  52 #define PT_READ_I PTRACE_PEEKTEXT
  53
  54   /* Return the word in the process's data space at address ADDR.  */
  55   PTRACE_PEEKDATA = 2,
  56 #define PT_READ_D PTRACE_PEEKDATA
  57
  58   /* Return the word in the process's user area at offset ADDR.  */
  59   PTRACE_PEEKUSER = 3,
  60 #define PT_READ_U PTRACE_PEEKUSER
  61
  62   /* Write the word DATA into the process's text space at address ADDR.  */
  63   PTRACE_POKETEXT = 4,
  64 #define PT_WRITE_I PTRACE_POKETEXT
  65
  66   /* Write the word DATA into the process's data space at address ADDR.  */
  67   PTRACE_POKEDATA = 5,
  68 #define PT_WRITE_D PTRACE_POKEDATA
  69
  70   /* Write the word DATA into the process's user area at offset ADDR.  */
  71   PTRACE_POKEUSER = 6,
  72 #define PT_WRITE_U PTRACE_POKEUSER
  73
  74   /* Continue the process.  */
  75   PTRACE_CONT = 7,
  76 #define PT_CONTINUE PTRACE_CONT
  77
  78   /* Kill the process.  */
  79   PTRACE_KILL = 8,
  80 #define PT_KILL PTRACE_KILL
  81
  82   /* Single step the process.
  83      This is not supported on all machines.  */
  84   PTRACE_SINGLESTEP = 9,
  85 #define PT_STEP PTRACE_SINGLESTEP
  86
  87   /* Detach from a process attached to with PTRACE_ATTACH.  */
  88   PTRACE_DETACH = 11,
  89 #define PT_DETACH PTRACE_DETACH
  90
  91   /* This define is needed for older programs which were
  92      trying to work around sparc-linux ptrace nastiness.  */
  93 #define PTRACE_SUNDETACH PTRACE_DETACH
  94
  95 #if __WORDSIZE == 32
  96
  97   /* Get all general purpose registers used by a processes.
  98      This is not supported on all machines.  */
  99    PTRACE_GETREGS = 12,
 100 #define PT_GETREGS PTRACE_GETREGS
 101
 102   /* Set all general purpose registers used by a processes.
 103      This is not supported on all machines.  */
 104    PTRACE_SETREGS = 13,
 105 #define PT_SETREGS PTRACE_SETREGS
 106
 107   /* Get all floating point registers used by a processes.
 108      This is not supported on all machines.  */
 109    PTRACE_GETFPREGS = 14,
 110 #define PT_GETFPREGS PTRACE_GETFPREGS
 111
 112   /* Set all floating point registers used by a processes.
 113      This is not supported on all machines.  */
 114    PTRACE_SETFPREGS = 15,
 115 #define PT_SETFPREGS PTRACE_SETFPREGS
 116
 117 #endif
 118
 119   /* Attach to a process that is already running. */
 120   PTRACE_ATTACH = 16,
 121 #define PT_ATTACH PTRACE_ATTACH
 122
 123   /* Read several bytes at a time. */
 124   PTRACE_READTEXT = 18,
 125  #define PTRACE_READTEXT PTRACE_READTEXT
 126  #define PTRACE_READDATA PTRACE_READTEXT
 127
 128   /* Write several bytes at a time. */
 129   PTRACE_WRITETEXT = 19,
 130  #define PTRACE_WRITETEXT PTRACE_WRITETEXT
 131  #define PTRACE_WRITEDATA PTRACE_WRITETEXT
 132
 133 #if __WORDSIZE == 64
 134
 135   /* Get all general purpose registers used by a processes.
 136      This is not supported on all machines.  */
 137    PTRACE_GETREGS = 22,
 138 #define PT_GETREGS PTRACE_GETREGS
 139
 140   /* Set all general purpose registers used by a processes.
 141      This is not supported on all machines.  */
 142    PTRACE_SETREGS = 23,
 143 #define PT_SETREGS PTRACE_SETREGS
 144
 145 #endif
 146
 147   /* Continue and stop at the next (return from) syscall.  */
 148   PTRACE_SYSCALL = 24
 149 #define PTRACE_SYSCALL PTRACE_SYSCALL
 150
 151 #if __WORDSIZE == 64
 152
 153   /* Get all floating point registers used by a processes.
 154      This is not supported on all machines.  */
 155    PTRACE_GETFPREGS = 25,
 156 #define PT_GETFPREGS PTRACE_GETFPREGS
 157
 158   /* Set all floating point registers used by a processes.
 159      This is not supported on all machines.  */
 160    PTRACE_SETFPREGS = 26,
 161 #define PT_SETFPREGS PTRACE_SETFPREGS
 162
 163 #endif
 164 };
 165
 166 /* Perform process tracing functions.  REQUEST is one of the values
 167    above, and determines the action to be taken.
 168    For all requests except PTRACE_TRACEME, PID specifies the process to be
 169    traced.
 170
 171    PID and the other arguments described above for the various requests should
 172    appear (those that are used for the particular request) as:
 173      pid_t PID, void *ADDR, int DATA, void *ADDR2
 174    after REQUEST.  */
 175 extern long int ptrace (enum __ptrace_request __request, ...) __THROW;
 176
 177 __END_DECLS
 178
 179 #endif /* _SYS_PTRACE_H */