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

   1 /* `ptrace' debugger support interface.  Linux version.
   2    Copyright (C) 2001, 2006, 2007 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 Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the 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    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 #ifndef _SYS_PTRACE_H
  21 #define _SYS_PTRACE_H   1
  22
  23 #include <features.h>
  24
  25 __BEGIN_DECLS
  26
  27 /* Type of the REQUEST argument to `ptrace.'  */
  28 enum __ptrace_request
  29 {
  30   /* Indicate that the process making this request should be traced.
  31      All signals received by this process can be intercepted by its
  32      parent, and its parent can use the other `ptrace' requests.  */
  33   PTRACE_TRACEME = 0,
  34 #define PT_TRACE_ME PTRACE_TRACEME
  35
  36   /* Return the word in the process's text space at address ADDR.  */
  37   PTRACE_PEEKTEXT = 1,
  38 #define PT_READ_I PTRACE_PEEKTEXT
  39
  40   /* Return the word in the process's data space at address ADDR.  */
  41   PTRACE_PEEKDATA = 2,
  42 #define PT_READ_D PTRACE_PEEKDATA
  43
  44   /* Return the word in the process's user area at offset ADDR.  */
  45   PTRACE_PEEKUSER = 3,
  46 #define PT_READ_U PTRACE_PEEKUSER
  47
  48   /* Write the word DATA into the process's text space at address ADDR.  */
  49   PTRACE_POKETEXT = 4,
  50 #define PT_WRITE_I PTRACE_POKETEXT
  51
  52   /* Write the word DATA into the process's data space at address ADDR.  */
  53   PTRACE_POKEDATA = 5,
  54 #define PT_WRITE_D PTRACE_POKEDATA
  55
  56   /* Write the word DATA into the process's user area at offset ADDR.  */
  57   PTRACE_POKEUSER = 6,
  58 #define PT_WRITE_U PTRACE_POKEUSER
  59
  60   /* Continue the process.  */
  61   PTRACE_CONT = 7,
  62 #define PT_CONTINUE PTRACE_CONT
  63
  64   /* Kill the process.  */
  65   PTRACE_KILL = 8,
  66 #define PT_KILL PTRACE_KILL
  67
  68   /* Single step the process.
  69      This is not supported on all machines.  */
  70   PTRACE_SINGLESTEP = 9,
  71 #define PT_STEP PTRACE_SINGLESTEP
  72
  73   /* Attach to a process that is already running. */
  74   PTRACE_ATTACH = 16,
  75 #define PT_ATTACH PTRACE_ATTACH
  76
  77   /* Detach from a process attached to with PTRACE_ATTACH.  */
  78   PTRACE_DETACH = 17,
  79 #define PT_DETACH PTRACE_DETACH
  80
  81   /* Continue and stop at the next (return from) syscall.  */
  82   PTRACE_SYSCALL = 24,
  83 #define PT_SYSCALL PTRACE_SYSCALL
  84
  85   /* Set ptrace filter options.  */
  86   PTRACE_SETOPTIONS = 0x4200,
  87 #define PT_SETOPTIONS PTRACE_SETOPTIONS
  88
  89   /* Get last ptrace message.  */
  90   PTRACE_GETEVENTMSG = 0x4201,
  91 #define PT_GETEVENTMSG PTRACE_GETEVENTMSG
  92
  93   /* Get siginfo for process.  */
  94   PTRACE_GETSIGINFO = 0x4202,
  95 #define PT_GETSIGINFO PTRACE_GETSIGINFO
  96
  97   /* Set new siginfo for process.  */
  98   PTRACE_SETSIGINFO = 0x4203
  99 #define PT_SETSIGINFO PTRACE_SETSIGINFO
 100 };
 101
 102 /* Options set using PTRACE_SETOPTIONS.  */
 103 enum __ptrace_setoptions {
 104   PTRACE_O_TRACESYSGOOD = 0x00000001,
 105   PTRACE_O_TRACEFORK    = 0x00000002,
 106   PTRACE_O_TRACEVFORK   = 0x00000004,
 107   PTRACE_O_TRACECLONE   = 0x00000008,
 108   PTRACE_O_TRACEEXEC    = 0x00000010,
 109   PTRACE_O_TRACEVFORKDONE = 0x00000020,
 110   PTRACE_O_TRACEEXIT    = 0x00000040,
 111   PTRACE_O_MASK         = 0x0000007f
 112 };
 113
 114 /* Wait extended result codes for the above trace options.  */
 115 enum __ptrace_eventcodes {
 116   PTRACE_EVENT_FORK     = 1,
 117   PTRACE_EVENT_VFORK    = 2,
 118   PTRACE_EVENT_CLONE    = 3,
 119   PTRACE_EVENT_EXEC     = 4,
 120   PTRACE_EVENT_VFORK_DONE = 5,
 121   PTRACE_EVENT_EXIT     = 6
 122 };
 123
 124 /* Perform process tracing functions.  REQUEST is one of the values
 125    above, and determines the action to be taken.
 126    For all requests except PTRACE_TRACEME, PID specifies the process to be
 127    traced.
 128
 129    PID and the other arguments described above for the various requests should
 130    appear (those that are used for the particular request) as:
 131      pid_t PID, void *ADDR, int DATA, void *ADDR2
 132    after REQUEST.  */
 133 extern long int ptrace (enum __ptrace_request __request, ...) __THROW;
 134
 135 __END_DECLS
 136
 137 #endif /* _SYS_PTRACE_H */