From 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Thu, 12 Jul 2007 18:26:36 +0000 Subject: 2.5-18.1 --- misc/ptrace.c | 103 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 103 insertions(+) create mode 100644 misc/ptrace.c (limited to 'misc/ptrace.c') diff --git a/misc/ptrace.c b/misc/ptrace.c new file mode 100644 index 0000000..1825d57 --- /dev/null +++ b/misc/ptrace.c @@ -0,0 +1,103 @@ +/* Copyright (C) 1991, 92, 93, 95, 96, 97 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., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include +#include +#include + +/* Perform process tracing functions. REQUEST is one of the values + in , 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 PID. */ +int +ptrace (request) + enum __ptrace_request request; +{ + pid_t pid; + void *addr; + void *addr2; + int data; + va_list ap; + + switch (request) + { + case PTRACE_TRACEME: + case PTRACE_CONT: + case PTRACE_KILL: + case PTRACE_SINGLESTEP: + case PTRACE_ATTACH: + case PTRACE_DETACH: + break; + + case PTRACE_PEEKTEXT: + case PTRACE_PEEKDATA: + case PTRACE_PEEKUSER: + case PTRACE_GETREGS: + case PTRACE_SETREGS: +#ifdef PTRACE_GETFPREGS + case PTRACE_GETFPGEGS: +#endif + case PTRACE_SETFPREGS: + case PTRACE_GETFPAREGS: + case PTRACE_SETFPAREGS: + va_start(ap, request); + pid = va_arg(ap, pid_t); + addr = va_arg(ap, void *); + va_end(ap); + break; + + case PTRACE_POKETEXT: + case PTRACE_POKEDATA: + case PTRACE_POKEUSER: + va_start(ap, request); + pid = va_arg(ap, pid_t); + addr = va_arg(ap, void *); + data = va_arg(ap, int); + va_end(ap); + break; + + case PTRACE_READDATA: + case PTRACE_WRITEDATA: + case PTRACE_READTEXT: + case PTRACE_WRITETEXT: + va_start(ap, request); + pid = va_arg(ap, pid_t); + addr = va_arg(ap, void *); + data = va_arg(ap, int); + addr2 = va_arg(ap, void *); + va_end(ap); + break; + + default: + __set_errno (EINVAL); + return -1; + } + + __set_errno (ENOSYS); + return -1; +} + + +stub_warning (ptrace) +#include -- cgit v1.1