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/* `ptrace' debugger support interface. Linux version.
Copyright (C) 1996, 1997, 1998, 1999, 2000, 2007
Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
Boston, MA 02110-1301, USA. */
#ifndef _SYS_PTRACE_H
#define _SYS_PTRACE_H 1
#include <features.h>
/* Kludge away careless namespace pollution from the kernel. */
#undef PTRACE_GETREGS
#undef PTRACE_SETREGS
#undef PTRACE_GETFPREGS
#undef PTRACE_SETFPREGS
#undef PTRACE_GETFPREGSIZE
__BEGIN_DECLS
/* Type of the REQUEST argument to `ptrace.' */
enum __ptrace_request
{
/* Indicate that the process making this request should be traced.
All signals received by this process can be intercepted by its
parent, and its parent can use the other `ptrace' requests. */
PTRACE_TRACEME = 0,
#define PT_TRACE_ME PTRACE_TRACEME
/* Return the word in the process's text space at address ADDR. */
PTRACE_PEEKTEXT = 1,
#define PT_READ_I PTRACE_PEEKTEXT
/* Return the word in the process's data space at address ADDR. */
PTRACE_PEEKDATA = 2,
#define PT_READ_D PTRACE_PEEKDATA
/* Return the word in the process's user area at offset ADDR. */
PTRACE_PEEKUSER = 3,
#define PT_READ_U PTRACE_PEEKUSER
/* Write the word DATA into the process's text space at address ADDR. */
PTRACE_POKETEXT = 4,
#define PT_WRITE_I PTRACE_POKETEXT
/* Write the word DATA into the process's data space at address ADDR. */
PTRACE_POKEDATA = 5,
#define PT_WRITE_D PTRACE_POKEDATA
/* Write the word DATA into the process's user area at offset ADDR. */
PTRACE_POKEUSER = 6,
#define PT_WRITE_U PTRACE_POKEUSER
/* Continue the process. */
PTRACE_CONT = 7,
#define PT_CONTINUE PTRACE_CONT
/* Kill the process. */
PTRACE_KILL = 8,
#define PT_KILL PTRACE_KILL
/* Single step the process.
This is not supported on all machines. */
PTRACE_SINGLESTEP = 9,
#define PT_STEP PTRACE_SINGLESTEP
/* Get all general purpose registers used by a processes.
This is not supported on all machines. */
PTRACE_GETREGS = 12,
#define PT_GETREGS PTRACE_GETREGS
/* Set all general purpose registers used by a processes.
This is not supported on all machines. */
PTRACE_SETREGS = 13,
#define PT_SETREGS PTRACE_SETREGS
/* Get all floating point registers used by a processes.
This is not supported on all machines. */
PTRACE_GETFPREGS = 14,
#define PT_GETFPREGS PTRACE_GETFPREGS
/* Set all floating point registers used by a processes.
This is not supported on all machines. */
PTRACE_SETFPREGS = 15,
#define PT_SETFPREGS PTRACE_SETFPREGS
/* Attach to a process that is already running. */
PTRACE_ATTACH = 16,
#define PT_ATTACH PTRACE_ATTACH
/* Detach from a process attached to with PTRACE_ATTACH. */
PTRACE_DETACH = 17,
#define PT_DETACH PTRACE_DETACH
/* Get size required for the buffer holding the floating point registers.
This is not supported on all machines. */
PTRACE_GETFPREGSIZE = 18,
#define PT_GETFPREGSIZE PTRACE_GETFPREGSIZE
/* Continue and stop at the next (return from) syscall. */
PTRACE_SYSCALL = 24
#define PT_SYSCALL PTRACE_SYSCALL
};
/* Options set using PTRACE_SETOPTIONS. */
enum __ptrace_setoptions {
PTRACE_O_TRACESYSGOOD = 0x00000001,
PTRACE_O_TRACEFORK = 0x00000002,
PTRACE_O_TRACEVFORK = 0x00000004,
PTRACE_O_TRACECLONE = 0x00000008,
PTRACE_O_TRACEEXEC = 0x00000010,
PTRACE_O_TRACEVFORKDONE = 0x00000020,
PTRACE_O_TRACEEXIT = 0x00000040,
PTRACE_O_MASK = 0x0000007f
};
/* Wait extended result codes for the above trace options. */
enum __ptrace_eventcodes {
PTRACE_EVENT_FORK = 1,
PTRACE_EVENT_VFORK = 2,
PTRACE_EVENT_CLONE = 3,
PTRACE_EVENT_EXEC = 4,
PTRACE_EVENT_VFORK_DONE = 5,
PTRACE_EVENT_EXIT = 6
};
/* Perform process tracing functions. REQUEST is one of the values
above, and determines the action to be taken.
For all requests except PTRACE_TRACEME, PID specifies the process to be
traced.
PID and the other arguments described above for the various requests should
appear (those that are used for the particular request) as:
pid_t PID, void *ADDR, int DATA, void *ADDR2
after REQUEST. */
extern long int ptrace (enum __ptrace_request __request, ...) __THROW;
__END_DECLS
#endif /* _SYS_PTRACE_H */
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