^^&&^^

Edit File: sysc_sys32_ptrace.stp

# sys32_ptrace ________________________________________
# (obsolete)
# int sys32_ptrace(long request, long pid, unsigned long addr,
#		unsigned long data)
#

@define _SYSCALL_SYS32_PTRACE_NAME
%(
	name = "sys32_ptrace"
%)

@define _SYSCALL_SYS32_PTRACE_ARGSTR
%(
	argstr = sprintf("%p, %p, %p, %p", request, pid, addr, data)
%)

probe syscall.sys32_ptrace = dw_syscall.sys32_ptrace !,
                             nd_syscall.sys32_ptrace ? {}
probe syscall.sys32_ptrace.return = dw_syscall.sys32_ptrace.return !,
                                    nd_syscall.sys32_ptrace.return ? {}

# dw_sys32_ptrace _____________________________________________________

probe dw_syscall.sys32_ptrace = kernel.function("sys32_ptrace") ?
{
	@_SYSCALL_SYS32_PTRACE_NAME
	request = $request
	pid = $pid
	addr = $addr
	data = $data
	@_SYSCALL_SYS32_PTRACE_ARGSTR
}
probe dw_syscall.sys32_ptrace.return = kernel.function("sys32_ptrace").return ?
{
	@_SYSCALL_SYS32_PTRACE_NAME
	@SYSC_RETVALSTR($return)
}

# nd_sys32_ptrace _____________________________________________________

probe nd_syscall.sys32_ptrace = kprobe.function("sys32_ptrace") ?
{
	@_SYSCALL_SYS32_PTRACE_NAME
	asmlinkage()
	request = long_arg(1)
	pid = long_arg(2)
	addr = ulong_arg(3)
	data = ulong_arg(4)
	@_SYSCALL_SYS32_PTRACE_ARGSTR
}
probe nd_syscall.sys32_ptrace.return = kprobe.function("sys32_ptrace").return ?
{
	@_SYSCALL_SYS32_PTRACE_NAME
	@SYSC_RETVALSTR(returnval())
}