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usr/share/systemtap/tapset/linux/i386/_[ Not.Writable ]

File://usr/share/systemtap/tapset/linux/i386/sysc_ipc.stp

%( systemtap_v <= "2.7" %?
# sys32_ipc() is just a syscall multiplexer (similar to
# sys_socketcall()). So, we don't really need to probe it, since we'll
# be probing what sys32_ipc() will call (semget, msgsnd, msgrcv,
# shmat, etc.).

# ipc ________________________________________________________
#  int sys_ipc (uint call, int first, int second, int third, void __user *ptr, long fifth)
#

@define _SYSCALL_IPC_NAME
%(
	name = "ipc"
%)

@define _SYSCALL_IPC_ARGSTR
%(
	argstr = sprintf("%d, %d, %d, %d, %p, %d", call, first,
	                 second, third, ptr_uaddr, fifth)
%)

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

# dw_ipc _____________________________________________________

probe dw_syscall.ipc = kernel.function("sys_ipc") ?
{
	@_SYSCALL_IPC_NAME
	call = $call
	first = $first
	second = $second
	third = $third
	ptr_uaddr = $ptr
	fifth = $fifth
	@_SYSCALL_IPC_ARGSTR
}
probe dw_syscall.ipc.return = kernel.function("sys_ipc").return ?
{
	@_SYSCALL_IPC_NAME
	@SYSC_RETVALSTR($return)
}

# nd_ipc _____________________________________________________

probe nd_syscall.ipc = kprobe.function("sys_ipc") ?
{
	@_SYSCALL_IPC_NAME
	asmlinkage()
	call = uint_arg(1)
	first = int_arg(2)
	second = int_arg(3)
	third = int_arg(4)
	ptr_uaddr = pointer_arg(5)
	fifth = long_arg(6)
	@_SYSCALL_IPC_ARGSTR
}
probe nd_syscall.ipc.return = kprobe.function("sys_ipc").return ?
{
	@_SYSCALL_IPC_NAME
	@SYSC_RETVALSTR(returnval())
}
%)

Your Access Expired	Date. in : 14-08-2025
Regist : 09-12-2024	Expired : 01-12-2027