use std::str;
use crate::connect::Connect;
use crate::error::Error;
#[derive(Debug)]
pub struct NWFilter {
ptr: Option<sys::virNWFilterPtr>,
}
impl Drop for NWFilter {
fn drop(&mut self) {
if self.ptr.is_some() {
if let Err(e) = self.free() {
panic!("Unable to drop memory for NWFilter: {}", e)
}
}
}
}
impl NWFilter {
pub fn new(ptr: sys::virNWFilterPtr) -> NWFilter {
NWFilter { ptr: Some(ptr) }
}
pub fn as_ptr(&self) -> sys::virNWFilterPtr {
self.ptr.unwrap()
}
pub fn lookup_by_name(conn: &Connect, id: &str) -> Result<NWFilter, Error> {
unsafe {
let ptr = sys::virNWFilterLookupByName(conn.as_ptr(), string_to_c_chars!(id));
if ptr.is_null() {
return Err(Error::last_error());
}
Ok(NWFilter::new(ptr))
}
}
pub fn lookup_by_uuid_string(conn: &Connect, uuid: &str) -> Result<NWFilter, Error> {
unsafe {
let ptr = sys::virNWFilterLookupByUUIDString(conn.as_ptr(), string_to_c_chars!(uuid));
if ptr.is_null() {
return Err(Error::last_error());
}
Ok(NWFilter::new(ptr))
}
}
pub fn get_name(&self) -> Result<String, Error> {
unsafe {
let n = sys::virNWFilterGetName(self.as_ptr());
if n.is_null() {
return Err(Error::last_error());
}
Ok(c_chars_to_string!(n, nofree))
}
}
pub fn get_uuid_string(&self) -> Result<String, Error> {
unsafe {
let mut uuid: [libc::c_char; 37] = [0; 37];
if sys::virNWFilterGetUUIDString(self.as_ptr(), uuid.as_mut_ptr()) == -1 {
return Err(Error::last_error());
}
Ok(c_chars_to_string!(uuid.as_ptr(), nofree))
}
}
pub fn get_xml_desc(&self, flags: u32) -> Result<String, Error> {
unsafe {
let xml = sys::virNWFilterGetXMLDesc(self.as_ptr(), flags as libc::c_uint);
if xml.is_null() {
return Err(Error::last_error());
}
Ok(c_chars_to_string!(xml))
}
}
pub fn define_xml(conn: &Connect, xml: &str) -> Result<NWFilter, Error> {
unsafe {
let ptr = sys::virNWFilterDefineXML(conn.as_ptr(), string_to_c_chars!(xml));
if ptr.is_null() {
return Err(Error::last_error());
}
Ok(NWFilter::new(ptr))
}
}
pub fn undefine(&self) -> Result<(), Error> {
unsafe {
if sys::virNWFilterUndefine(self.as_ptr()) == -1 {
return Err(Error::last_error());
}
Ok(())
}
}
pub fn free(&mut self) -> Result<(), Error> {
unsafe {
if sys::virNWFilterFree(self.as_ptr()) == -1 {
return Err(Error::last_error());
}
self.ptr = None;
Ok(())
}
}
}