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# getegid ____________________________________________________
# long sys_getegid(void)
# long sys_getegid16(void)
# long sys32_getegid16(void)
#
@define _SYSCALL_GETEGID_NAME
%(
name = "getegid"
%)
@define _SYSCALL_GETEGID_ARGSTR
%(
argstr = ""
%)
probe syscall.getegid = dw_syscall.getegid !, nd_syscall.getegid ? {}
probe syscall.getegid.return = dw_syscall.getegid.return !,
nd_syscall.getegid.return ? {}
# dw_getegid _____________________________________________________
probe dw_syscall.getegid = kernel.function("sys_getegid16").call ?,
kernel.function("sys32_getegid16").call ?,
%( arch == "s390" %?
kernel.function("compat_sys_s390_getegid16").call ?,
%)
kernel.function("sys_getegid").call
{
@_SYSCALL_GETEGID_NAME
@_SYSCALL_GETEGID_ARGSTR
}
probe dw_syscall.getegid.return = kernel.function("sys_getegid16").return ?,
kernel.function("sys32_getegid16").return ?,
%( arch == "s390" %?
kernel.function("compat_sys_s390_getegid16").return ?,
%)
kernel.function("sys_getegid").return
{
@_SYSCALL_GETEGID_NAME
@SYSC_RETVALSTR($return)
}
# nd_getegid _____________________________________________________
probe nd_syscall.getegid = nd1_syscall.getegid!, nd2_syscall.getegid!, tp_syscall.getegid
{ }
probe nd1_syscall.getegid = kprobe.function("sys_getegid16") ?,
kprobe.function("sys32_getegid16") ?,
%( arch == "s390" %?
kprobe.function("compat_sys_s390_getegid16") ?,
%)
kprobe.function("sys_getegid")
{
@_SYSCALL_GETEGID_NAME
@_SYSCALL_GETEGID_ARGSTR
}
/* kernel 4.17+ */
probe nd2_syscall.getegid = kprobe.function(@arch_syscall0_prefix "sys_getegid") ?,
kprobe.function(@arch_syscall0_prefix "sys_getegid16") ?
{
@_SYSCALL_GETEGID_NAME
@_SYSCALL_GETEGID_ARGSTR
}
/* kernel 3.5+, but undesirable because it affects all syscalls */
probe tp_syscall.getegid = __tp_syscall.getegid, __tp_syscall.getegid16
{
@_SYSCALL_GETEGID_NAME
@_SYSCALL_GETEGID_ARGSTR
}
probe __tp_syscall.getegid = kernel.trace("sys_enter")
{
@__syscall_compat_gate(@const("__NR_getegid"), @const("__NR_compat_getegid32"))
}
probe __tp_syscall.getegid16 = kernel.trace("sys_enter")
{
@__compat_syscall_gate(@const("__NR_compat_getegid"))
}
probe nd_syscall.getegid.return = nd1_syscall.getegid.return!, nd2_syscall.getegid.return!, tp_syscall.getegid.return
{ }
probe nd1_syscall.getegid.return = kprobe.function("sys_getegid16").return ?,
kprobe.function("sys32_getegid16").return ?,
%( arch == "s390" %?
kprobe.function("compat_sys_s390_getegid16").return ?,
%)
kprobe.function("sys_getegid").return
{
@_SYSCALL_GETEGID_NAME
@SYSC_RETVALSTR(returnval())
}
/* kernel 4.17+ */
probe nd2_syscall.getegid.return =
kprobe.function(@arch_syscall0_prefix "sys_getegid").return ?,
kprobe.function(@arch_syscall0_prefix "sys_getegid16").return ?
{
@_SYSCALL_GETEGID_NAME
@SYSC_RETVALSTR(returnval())
}
/* kernel 3.5+, but undesirable because it affects all syscalls */
probe tp_syscall.getegid.return = __tp_syscall.getegid.return, __tp_syscall.getegid16.return
{
__set_syscall_pt_regs($regs)
@_SYSCALL_GETEGID_NAME
@SYSC_RETVALSTR($ret)
}
probe __tp_syscall.getegid.return = kernel.trace("sys_exit")
{
@__syscall_compat_gate(@const("__NR_getegid"), @const("__NR_compat_getegid32"))
}
probe __tp_syscall.getegid16.return = kernel.trace("sys_exit")
{
@__compat_syscall_gate(@const("__NR_compat_getegid"))
}
|
