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 #include <bits/types.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   /* Get register content.  */
 102   PTRACE_GETREGSET = 0x4204,
 103 #define PTRACE_GETREGSET PTRACE_GETREGSET
 104
 105   /* Set register content.  */
 106   PTRACE_SETREGSET = 0x4205,
 107 #define PTRACE_SETREGSET PTRACE_SETREGSET
 108
 109   /* Like PTRACE_ATTACH, but do not force tracee to trap and do not affect
 110      signal or group stop state.  */
 111   PTRACE_SEIZE = 0x4206,
 112 #define PTRACE_SEIZE PTRACE_SEIZE
 113
 114   /* Trap seized tracee.  */
 115   PTRACE_INTERRUPT = 0x4207,
 116 #define PTRACE_INTERRUPT PTRACE_INTERRUPT
 117
 118   /* Wait for next group event.  */
 119   PTRACE_LISTEN = 0x4208,
 120 #define PTRACE_LISTEN PTRACE_LISTEN
 121
 122   PTRACE_PEEKSIGINFO = 0x4209
 123 #define PTRACE_PEEKSIGINFO PTRACE_PEEKSIGINFO
 124 };
 125
 126
 127 /* Flag for PTRACE_LISTEN.  */
 128 enum __ptrace_flags
 129 {
 130   PTRACE_SEIZE_DEVEL = 0x80000000
 131 };
 132
 133 /* Options set using PTRACE_SETOPTIONS.  */
 134 enum __ptrace_setoptions
 135 {
 136   PTRACE_O_TRACESYSGOOD = 0x00000001,
 137   PTRACE_O_TRACEFORK    = 0x00000002,
 138   PTRACE_O_TRACEVFORK   = 0x00000004,
 139   PTRACE_O_TRACECLONE   = 0x00000008,
 140   PTRACE_O_TRACEEXEC    = 0x00000010,
 141   PTRACE_O_TRACEVFORKDONE = 0x00000020,
 142   PTRACE_O_TRACEEXIT    = 0x00000040,
 143   PTRACE_O_TRACESECCOMP = 0x00000080,
 144   PTRACE_O_EXITKILL     = 0x00100000,
 145   PTRACE_O_MASK         = 0x001000ff
 146 };
 147
 148 /* Wait extended result codes for the above trace options.  */
 149 enum __ptrace_eventcodes
 150 {
 151   PTRACE_EVENT_FORK     = 1,
 152   PTRACE_EVENT_VFORK    = 2,
 153   PTRACE_EVENT_CLONE    = 3,
 154   PTRACE_EVENT_EXEC     = 4,
 155   PTRACE_EVENT_VFORK_DONE = 5,
 156   PTRACE_EVENT_EXIT     = 6,
 157   PTRACE_EVENT_SECCOMP  = 7
 158 };
 159
 160 /* Arguments for PTRACE_PEEKSIGINFO.  */
 161 struct ptrace_peeksiginfo_args
 162 {
 163   __uint64_t off;       /* From which siginfo to start.  */
 164   __uint32_t flags;     /* Flags for peeksiginfo.  */
 165   __int32_t nr;         /* How many siginfos to take.  */
 166 };
 167
 168 enum __ptrace_peeksiginfo_flags
 169 {
 170   /* Read signals from a shared (process wide) queue.  */
 171   PTRACE_PEEKSIGINFO_SHARED = (1 << 0)
 172 };
 173
 174 /* Perform process tracing functions.  REQUEST is one of the values
 175    above, and determines the action to be taken.
 176    For all requests except PTRACE_TRACEME, PID specifies the process to be
 177    traced.
 178
 179    PID and the other arguments described above for the various requests should
 180    appear (those that are used for the particular request) as:
 181      pid_t PID, void *ADDR, int DATA, void *ADDR2
 182    after REQUEST.  */
 183 extern long int ptrace (enum __ptrace_request __request, ...) __THROW;
 184
 185 __END_DECLS
 186
 187 #endif /* _SYS_PTRACE_H */