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

   1 /* `ptrace' debugger support interface.  Linux version.
   2    Copyright (C) 2001-2013 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, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #ifndef _SYS_PTRACE_H
  20 #define _SYS_PTRACE_H   1
  21
  22 #include <features.h>
  23
  24 __BEGIN_DECLS
  25
  26 /* Type of the REQUEST argument to `ptrace.'  */
  27 enum __ptrace_request
  28 {
  29   /* Indicate that the process making this request should be traced.
  30      All signals received by this process can be intercepted by its
  31      parent, and its parent can use the other `ptrace' requests.  */
  32   PTRACE_TRACEME = 0,
  33 #define PT_TRACE_ME PTRACE_TRACEME
  34
  35   /* Return the word in the process's text space at address ADDR.  */
  36   PTRACE_PEEKTEXT = 1,
  37 #define PT_READ_I PTRACE_PEEKTEXT
  38
  39   /* Return the word in the process's data space at address ADDR.  */
  40   PTRACE_PEEKDATA = 2,
  41 #define PT_READ_D PTRACE_PEEKDATA
  42
  43   /* Return the word in the process's user area at offset ADDR.  */
  44   PTRACE_PEEKUSER = 3,
  45 #define PT_READ_U PTRACE_PEEKUSER
  46
  47   /* Write the word DATA into the process's text space at address ADDR.  */
  48   PTRACE_POKETEXT = 4,
  49 #define PT_WRITE_I PTRACE_POKETEXT
  50
  51   /* Write the word DATA into the process's data space at address ADDR.  */
  52   PTRACE_POKEDATA = 5,
  53 #define PT_WRITE_D PTRACE_POKEDATA
  54
  55   /* Write the word DATA into the process's user area at offset ADDR.  */
  56   PTRACE_POKEUSER = 6,
  57 #define PT_WRITE_U PTRACE_POKEUSER
  58
  59   /* Continue the process.  */
  60   PTRACE_CONT = 7,
  61 #define PT_CONTINUE PTRACE_CONT
  62
  63   /* Kill the process.  */
  64   PTRACE_KILL = 8,
  65 #define PT_KILL PTRACE_KILL
  66
  67   /* Single step the process.
  68      This is not supported on all machines.  */
  69   PTRACE_SINGLESTEP = 9,
  70 #define PT_STEP PTRACE_SINGLESTEP
  71
  72   /* Attach to a process that is already running. */
  73   PTRACE_ATTACH = 16,
  74 #define PT_ATTACH PTRACE_ATTACH
  75
  76   /* Detach from a process attached to with PTRACE_ATTACH.  */
  77   PTRACE_DETACH = 17,
  78 #define PT_DETACH PTRACE_DETACH
  79
  80   /* Continue and stop at the next (return from) syscall.  */
  81   PTRACE_SYSCALL = 24,
  82 #define PT_SYSCALL PTRACE_SYSCALL
  83
  84   /* Set ptrace filter options.  */
  85   PTRACE_SETOPTIONS = 0x4200,
  86 #define PT_SETOPTIONS PTRACE_SETOPTIONS
  87
  88   /* Get last ptrace message.  */
  89   PTRACE_GETEVENTMSG = 0x4201,
  90 #define PT_GETEVENTMSG PTRACE_GETEVENTMSG
  91
  92   /* Get siginfo for process.  */
  93   PTRACE_GETSIGINFO = 0x4202,
  94 #define PT_GETSIGINFO PTRACE_GETSIGINFO
  95
  96   /* Set new siginfo for process.  */
  97   PTRACE_SETSIGINFO = 0x4203,
  98 #define PT_SETSIGINFO PTRACE_SETSIGINFO
  99
 100   /* Get register content.  */
 101   PTRACE_GETREGSET = 0x4204,
 102 #define PTRACE_GETREGSET PTRACE_GETREGSET
 103
 104   /* Set register content.  */
 105   PTRACE_SETREGSET = 0x4205,
 106 #define PTRACE_SETREGSET PTRACE_SETREGSET
 107
 108   /* Like PTRACE_ATTACH, but do not force tracee to trap and do not affect
 109      signal or group stop state.  */
 110   PTRACE_SEIZE = 0x4206,
 111 #define PTRACE_SEIZE PTRACE_SEIZE
 112
 113   /* Trap seized tracee.  */
 114   PTRACE_INTERRUPT = 0x4207,
 115 #define PTRACE_INTERRUPT PTRACE_INTERRUPT
 116
 117   /* Wait for next group event.  */
 118   PTRACE_LISTEN = 0x4208
 119 };
 120
 121
 122 /* Flag for PTRACE_LISTEN.  */
 123 enum __ptrace_flags
 124 {
 125   PTRACE_SEIZE_DEVEL = 0x80000000
 126 };
 127
 128 /* Options set using PTRACE_SETOPTIONS.  */
 129 enum __ptrace_setoptions
 130 {
 131   PTRACE_O_TRACESYSGOOD = 0x00000001,
 132   PTRACE_O_TRACEFORK    = 0x00000002,
 133   PTRACE_O_TRACEVFORK   = 0x00000004,
 134   PTRACE_O_TRACECLONE   = 0x00000008,
 135   PTRACE_O_TRACEEXEC    = 0x00000010,
 136   PTRACE_O_TRACEVFORKDONE = 0x00000020,
 137   PTRACE_O_TRACEEXIT    = 0x00000040,
 138   PTRACE_O_TRACESECCOMP = 0x00000080,
 139   PTRACE_O_MASK         = 0x000000ff
 140 };
 141
 142 /* Wait extended result codes for the above trace options.  */
 143 enum __ptrace_eventcodes
 144 {
 145   PTRACE_EVENT_FORK     = 1,
 146   PTRACE_EVENT_VFORK    = 2,
 147   PTRACE_EVENT_CLONE    = 3,
 148   PTRACE_EVENT_EXEC     = 4,
 149   PTRACE_EVENT_VFORK_DONE = 5,
 150   PTRACE_EVENT_EXIT     = 6,
 151   PTRACE_EVENT_SECCOMP  = 7
 152 };
 153
 154 /* Perform process tracing functions.  REQUEST is one of the values
 155    above, and determines the action to be taken.
 156    For all requests except PTRACE_TRACEME, PID specifies the process to be
 157    traced.
 158
 159    PID and the other arguments described above for the various requests should
 160    appear (those that are used for the particular request) as:
 161      pid_t PID, void *ADDR, int DATA, void *ADDR2
 162    after REQUEST.  */
 163 extern long int ptrace (enum __ptrace_request __request, ...) __THROW;
 164
 165 __END_DECLS
 166
 167 #endif /* _SYS_PTRACE_H */