move check_signature from Package to Pkg

Author: Morganamilo

alpm/src/signing.rs

@@ -1,5 +1,5 @@
-use crate::utils::*;
-use crate::{free, Alpm, AlpmListMut, Db, Package, Result};
+use crate::{free, Alpm, AlpmListMut, Db, Result};
+use crate::{utils::*, Pkg};
 
 use alpm_sys::_alpm_sigstatus_t::*;
 use alpm_sys::_alpm_sigvalidity_t::*;
@@ -190,10 +190,10 @@ impl SigList {
     }
 }
 
-impl<'a> Package<'a> {
+impl<'a> Pkg<'a> {
     pub fn check_signature(&self) -> Result<(bool, SigList)> {
         let mut siglist = SigList::new();
-        let ret = unsafe { alpm_pkg_check_pgp_signature(self.pkg.as_ptr(), &mut siglist.inner) };
+        let ret = unsafe { alpm_pkg_check_pgp_signature(self.as_ptr(), &mut siglist.inner) };
         let valid = match ret {
             0 => true,
             1 => false,