replace String with str and remove unnecessary structs

peach-network/src/network.rs

@@ -32,15 +32,6 @@ use serde::{Deserialize, Serialize};
 use crate::error::NetworkError;
 use crate::utils;
 
-/// Network SSID.
-#[derive(Debug)]
-#[cfg_attr(feature = "miniserde_support", derive(Serialize, Deserialize))]
-#[cfg_attr(feature = "serde_support", derive(Serialize, Deserialize))]
-pub struct Network {
-    /// Service Set Identifier (SSID).
-    pub ssid: String,
-}
-
 /// Access point data retrieved via scan.
 #[derive(Debug)]
 #[cfg_attr(feature = "miniserde_support", derive(Serialize, Deserialize))]
@@ -114,17 +105,6 @@ pub struct Traffic {
     pub transmitted: u64,
 }
 
-/// SSID and password for a wireless access point.
-#[derive(Debug)]
-#[cfg_attr(feature = "miniserde_support", derive(Serialize, Deserialize))]
-#[cfg_attr(feature = "serde_support", derive(Serialize, Deserialize))]
-pub struct WiFi {
-    /// SSID.
-    pub ssid: String,
-    /// Password.
-    pub pass: String,
-}
-
 /* GET - Methods for retrieving data */
 
 /// Retrieve list of available wireless access points for a given network
@@ -310,7 +290,7 @@ pub fn rssi_percent(iface: &str) -> Result<Option<String>, NetworkError> {
 /// of all saved networks. If no network credentials are found, a `None` type
 /// is returned in the `Result`. In the event of an error, a `NetworkError` is
 /// returned in the `Result`.
-pub fn saved_networks() -> Result<Option<Vec<Network>>, NetworkError> {
+pub fn saved_networks() -> Result<Option<Vec<String>>, NetworkError> {
     let mut wpa = wpactrl::WpaCtrl::builder().open()?;
     let networks = wpa.request("LIST_NETWORKS")?;
     let mut ssids = Vec::new();
@@ -319,8 +299,7 @@ pub fn saved_networks() -> Result<Option<Vec<Network>>, NetworkError> {
         let len = v.len();
         if len > 1 {
             let ssid = v[1].trim().to_string();
-            let response = Network { ssid };
-            ssids.push(response)
+            ssids.push(ssid)
         }
     }
 
@@ -484,7 +463,7 @@ pub fn traffic(iface: &str) -> Result<Option<Traffic>, NetworkError> {
 /// network interface. If the command executes successfully, an `Ok` `Result`
 /// type is returned. In the event of an error, a `NetworkError` is returned
 /// in the `Result`.
-pub fn start_iface_service(iface: String) -> Result<(), NetworkError> {
+pub fn start_iface_service(iface: &str) -> Result<(), NetworkError> {
     let iface_service = format!("wpa_supplicant@{}.service", &iface);
 
     // start the interface service
@@ -493,7 +472,10 @@ pub fn start_iface_service(iface: String) -> Result<(), NetworkError> {
         .arg("start")
         .arg(iface_service)
         .output()
-        .map_err(|source| NetworkError::StartInterface { source, iface })?;
+        .map_err(|source| NetworkError::StartInterface {
+            source,
+            iface: iface.to_string(),
+        })?;
 
     Ok(())
 }
@@ -510,15 +492,15 @@ pub fn start_iface_service(iface: String) -> Result<(), NetworkError> {
 /// `<wlan_iface>` is the provided interface parameter), an `Ok` `Result` type
 /// is returned. In the event of an error, a `NetworkError` is returned in the
 /// `Result`.
-pub fn add(wlan_iface: String, wifi: &WiFi) -> Result<(), NetworkError> {
+pub fn add(wlan_iface: &str, ssid: &str, pass: &str) -> Result<(), NetworkError> {
     // generate configuration based on provided ssid & password
     let output = Command::new("wpa_passphrase")
-        .arg(&wifi.ssid)
-        .arg(&wifi.pass)
+        .arg(&ssid)
+        .arg(&pass)
         .stdout(Stdio::piped())
         .output()
         .map_err(|source| NetworkError::GenWpaPassphrase {
-            ssid: wifi.ssid.to_string(),
+            ssid: ssid.to_string(),
             source,
         })?;
 
@@ -545,7 +527,7 @@ pub fn add(wlan_iface: String, wifi: &WiFi) -> Result<(), NetworkError> {
     } else {
         let err_msg = String::from_utf8_lossy(&output.stdout);
         Err(NetworkError::GenWpaPassphraseWarning {
-            ssid: wifi.ssid.to_string(),
+            ssid: ssid.to_string(),
             err_msg: err_msg.to_string(),
         })
     }
@@ -558,7 +540,7 @@ pub fn add(wlan_iface: String, wifi: &WiFi) -> Result<(), NetworkError> {
 /// are checked. If the service is active but the interface is down (ie. not
 /// currently connected to an access point), then the access point is activated
 /// by calling the `activate_ap()` function.
-pub fn check_iface(wlan_iface: String, ap_iface: String) -> Result<(), NetworkError> {
+pub fn check_iface(wlan_iface: &str, ap_iface: &str) -> Result<(), NetworkError> {
     let wpa_service = format!("wpa_supplicant@{}.service", &wlan_iface);
 
     // returns 0 if the service is currently active
@@ -569,7 +551,7 @@ pub fn check_iface(wlan_iface: String, ap_iface: String) -> Result<(), NetworkEr
         .map_err(NetworkError::WlanState)?;
 
     // returns the current state of the wlan interface
-    let iface_state = state(&wlan_iface)?;
+    let iface_state = state(wlan_iface)?;
 
     // returns down if the interface is not currently connected to an ap
     let wlan_state = match iface_state {