def mod():
"""
Build LlvmSysctlModule for net.core.* sysctl options shared among tests.
"""
source = KernelSource("kernel/linux-3.10.0-862.el7", True)
kernel_module = source.get_module_from_source("net/core/sysctl_net_core.c")
yield LlvmSysctlModule(kernel_module, "net_core_table")
source.finalize()
def test_find_param_var():
"""
Test finding the name of a variable corresponding to a module parameter.
This is necessary since for parameters defined with module_param_named,
names of the parameter and of the variable differ.
"""
source = KernelSource("kernel/linux-3.10", True)
mod = source.get_module_from_source("net/rfkill/core.c")
assert mod.find_param_var("default_state").name == "rfkill_default_state"
def test_get_child():
"""Test getting child of a sysctl definition."""
source = KernelSource("kernel/linux-3.10.0-862.el7", True)
kernel_module = source.get_module_from_source("kernel/sysctl.c")
sysctl_module = LlvmSysctlModule(kernel_module, "sysctl_base_table")
assert sysctl_module.get_child("vm").name == "vm_table"