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138 lines
4.5 KiB
C
138 lines
4.5 KiB
C
/* `ptrace' debugger support interface. Generic version; constants are common.
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Copyright (C) 1991-2025 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#ifndef _PTRACE_H
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#define _PTRACE_H 1
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#include <features.h>
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__BEGIN_DECLS
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/* Type of the REQUEST argument to `ptrace.' */
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enum __ptrace_request
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{
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/* Indicate that the process making this request should be traced.
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All signals received by this process can be intercepted by its
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parent, and its parent can use the other `ptrace' requests. */
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PTRACE_TRACEME = 0,
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#define PT_TRACE_ME PTRACE_TRACEME
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/* Return the word in the process's text space at address ADDR. */
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PTRACE_PEEKTEXT,
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#define PT_READ_I PTRACE_PEEKTEXT
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/* Return the word in the process's data space at address ADDR. */
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PTRACE_PEEKDATA,
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#define PT_READ_D PTRACE_PEEKDATA
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/* Return the word in the process's user area at offset ADDR. */
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PTRACE_PEEKUSER,
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#define PT_READ_U PTRACE_PEEKUSER
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/* Write the word DATA into the process's text space at address ADDR. */
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PTRACE_POKETEXT,
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#define PT_WRITE_I PTRACE_POKETEXT
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/* Write the word DATA into the process's data space at address ADDR. */
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PTRACE_POKEDATA,
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#define PT_WRITE_D PTRACE_POKEDATA
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/* Write the word DATA into the process's user space at offset ADDR. */
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PTRACE_POKEUSER,
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#define PT_WRITE_U PTRACE_POKEUSER
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/* Continue the process. */
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PTRACE_CONT,
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#define PT_CONTINUE PTRACE_CONT
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/* Kill the process. */
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PTRACE_KILL,
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#define PT_KILL PTRACE_KILL
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/* Single step the process.
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This is not supported on all machines. */
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PTRACE_SINGLESTEP,
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#define PT_STEP PTRACE_SINGLESTEP
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/* Attach to a process that is already running. */
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PTRACE_ATTACH,
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#define PT_ATTACH PTRACE_ATTACH
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/* Detach from a process attached to with PTRACE_ATTACH. */
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PTRACE_DETACH,
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#define PT_DETACH PTRACE_DETACH
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/* Get the process's registers (not including floating-point registers)
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and put them in the `struct regs' (see <machine/regs.h>) at ADDR. */
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PTRACE_GETREGS = 12,
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/* Set the process's registers (not including floating-point registers)
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to the contents of the `struct regs' (see <machine/regs.h>) at ADDR. */
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PTRACE_SETREGS,
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/* Get the process's floating point registers and put them
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in the `struct fp_status' (see <machine/regs.h>) at ADDR. */
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PTRACE_GETFPREGS = 14,
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/* Set the process's floating point registers to the contents
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of the `struct fp_status' (see <machine/regs.h>) at ADDR. */
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PTRACE_SETFPREGS,
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/* Read DATA bytes from the process's data space at address ADDR.
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Put the result starting at address ADDR2 in the caller's
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address space. */
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PTRACE_READDATA = 16,
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/* Write DATA bytes from ADDR2 in the caller's address space into
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the process's data space at address ADDR. */
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PTRACE_WRITEDATA,
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/* Read DATA bytes from the process's text space at address ADDR.
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Put the result starting at address ADDR2 in the caller's
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address space. */
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PTRACE_READTEXT = 18,
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/* Write DATA bytes from ADDR2 in the caller's address space into
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the process's text space at address ADDR. */
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PTRACE_WRITETEXT,
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/* Read the floating-point accelerator unit registers and
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put them into the `struct fpa_regs' (see <machine/regs.h>) at ADDR. */
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PTRACE_GETFPAREGS = 20,
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/* Write the floating-point accelerator unit registers from
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the contents of the `struct fpa_regs' at ADDR. */
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PTRACE_SETFPAREGS
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};
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/* Perform process tracing functions. REQUEST is one of the values
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above, and determines the action to be taken.
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For all requests except PTRACE_TRACEME, PID specifies the process to be
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traced.
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PID and the other arguments described above for the various requests should
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appear (those that are used for the particular request) as:
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pid_t PID, void *ADDR, int DATA, void *ADDR2
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after REQUEST. */
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extern int ptrace (enum __ptrace_request __request, ...);
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__END_DECLS
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#endif /* ptrace.h */
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