WIP: Try using xmpp.send_message in another select! branch

Requires tokio-xmpp's xmpp-send-buffered-message branch (currently
bc0b1684e), available in the repo.

Signed-off-by: Maxime “pep” Buquet <pep@bouah.net>

Cargo.toml

@@ -7,8 +7,21 @@ edition = "2021"
 categories = ["gateway", "bridge", "transport", "modemmanager", "xmpp", "jabber"]
 
 [dependencies]
-tokio = { version = "1", features = [ "macros", "rt-multi-thread" ] }
+async-trait = "0.1.56"
+mmdbus = "1.18.6"
+dbus-tokio = "0.7.5"
+tokio = { version = "1.19.2", features = [ "time", "macros", "rt-multi-thread" ] }
 futures = "0.3"
+futures-util = "0.3"
+tokio-xmpp = "3.2"
+xmpp = "0.3"
+xmpp-parsers = "0.19"
 log = "0.4"
-pretty_env_logger = "0.5"
-zbus = "3.14.1"
+env_logger = "0.8"
+
+[patch.crates-io]
+jid = { path = "../xmpp-rs/jid" }
+minidom = { path = "../xmpp-rs/minidom" }
+tokio-xmpp = { path = "../xmpp-rs/tokio-xmpp" }
+xmpp = { path = "../xmpp-rs/xmpp" }
+xmpp-parsers = { path = "../xmpp-rs/parsers" }

src/error.rs

@@ -18,17 +18,22 @@
 use std::convert::From;
 use std::error::Error as StdError;
 
+use mmdbus::dbus;
+use xmpp_parsers::JidParseError;
+
 #[derive(Debug)]
 pub enum Error {
-    Zbus(zbus::Error),
-    ZbusFdo(zbus::fdo::Error),
+    DBusError(dbus::Error),
+    InvalidArgs,
+    JidParseError(JidParseError),
 }
 
 impl StdError for Error {
     fn cause(&self) -> Option<&dyn StdError> {
         match self {
-            Error::Zbus(e) => Some(e),
-            Error::ZbusFdo(e) => Some(e),
+            Error::DBusError(e) => Some(e),
+            Error::InvalidArgs => None,
+            Error::JidParseError(e) => Some(e),
         }
     }
 }
@@ -36,20 +41,21 @@ impl StdError for Error {
 impl std::fmt::Display for Error {
     fn fmt(&self, fmt: &mut std::fmt::Formatter) -> std::fmt::Result {
         match self {
-            Error::Zbus(e) => write!(fmt, "zbus error: {}", e),
-            Error::ZbusFdo(e) => write!(fmt, "zbus fdo error: {}", e),
+            Error::DBusError(e) => write!(fmt, "dbus error: {}", e),
+            Error::InvalidArgs => write!(fmt, "invalid arguments"),
+            Error::JidParseError(e) => write!(fmt, "jid parse error: {}", e),
         }
     }
 }
 
-impl From<zbus::Error> for Error {
-    fn from(err: zbus::Error) -> Error {
-        Error::Zbus(err)
+impl From<dbus::Error> for Error {
+    fn from(err: dbus::Error) -> Error {
+        Error::DBusError(err)
     }
 }
 
-impl From<zbus::fdo::Error> for Error {
-    fn from(err: zbus::fdo::Error) -> Error {
-        Error::ZbusFdo(err)
+impl From<JidParseError> for Error {
+    fn from(err: JidParseError) -> Error {
+        Error::JidParseError(err)
     }
 }

src/main.rs

@@ -13,45 +13,227 @@
 // You should have received a copy of the GNU Affero General Public License
 // along with this program. If not, see <https://www.gnu.org/licenses/>.
 
-mod error;
-mod modem;
+pub mod error;
+pub mod mm;
 
-use crate::error::Error;
-use crate::modem::ModemManager;
+use error::Error;
+use mm::modem::Modem as ModemAccess;
 
-use futures::{StreamExt, future::join_all};
+use std::fmt;
+use std::sync::Arc;
+use std::str::FromStr;
+use std::env::args;
 
-#[tokio::main]
-async fn main() -> Result<(), Error> {
-    pretty_env_logger::init();
+use env_logger;
 
-    let mut join_handlers = vec![];
-    let manager = ModemManager::connect().await?;
-    for modem in manager {
-        println!("FOO0: {:?}", modem);
-        println!("FOO0: {:?}", modem.foo().manufacturer().await?);
-        println!("FOO0: {:?}", modem.foo().model().await?);
+use tokio::{
+    task::JoinHandle,
+    time::Duration,
+};
 
-        println!("FOO1: {:?}", modem.messaging().list().await?);
+use mmdbus::{
+    dbus::{
+        // message::MatchRule,
+        nonblock::{
+            SyncConnection, Proxy,
+            stdintf::org_freedesktop_dbus::ObjectManager,
+        },
+        strings::{Path as DBusPath},
+    },
+};
 
-        let mut sms_added_stream = modem.messaging().receive_added().await?;
-        let mut call_added_stream = modem.voice().receive_call_added().await?;
+use dbus_tokio::connection;
 
-        let handle_sms = tokio::spawn(async move {
-            while let Some(sms) = sms_added_stream.next().await {
-                println!("BAR0: {:?}", sms);
-            }
+use xmpp::{ClientBuilder, ClientType};
+use xmpp_parsers::{
+    Jid, BareJid,
+    message::MessageType,
+};
+
+// The following source has been used as an example:
+// https://github.com/soerenmeier/linux-info/blob/master/src/network/modem_manager.rs
+
+const MM_NAME: &str = "org.freedesktop.ModemManager1";
+const MM_PATH: &str = "/org/freedesktop/ModemManager1";
+const TIMEOUT: Duration = Duration::from_secs(5);
+
+#[derive(Clone)]
+pub struct DBus {
+    pub conn: Arc<SyncConnection>,
+    pub handle: Arc<JoinHandle<()>>,
+}
+
+impl DBus {
+    pub fn connect() -> Result<Self, Error> {
+        let (resource, conn) = connection::new_system_sync()?;
+
+        let handle: JoinHandle<()> = tokio::spawn(async {
+            let err = resource.await;
+            panic!("Lost connection to D-Bus: {}", err);
         });
-        let handle_call = tokio::spawn(async move {
-            while let Some(call) = call_added_stream.next().await {
-                println!("MEH0: {:?}", call);
-            }
-        });
-        join_handlers.push(handle_sms);
-        join_handlers.push(handle_call);
+
+        Ok(Self { conn, handle: Arc::new(handle) })
     }
 
-    let _ = join_all(join_handlers).await;
+    pub fn proxy<'a, 'b, P>(&'b self, path: P) -> Proxy<'a, &'b SyncConnection>
+    where
+        P: Into<DBusPath<'a>>,
+    {
+        Proxy::new(MM_NAME, path, TIMEOUT, &*self.conn)
+    }
+}
 
+#[derive(Clone)]
+pub struct ModemManager {
+    dbus: DBus,
+}
+
+impl ModemManager {
+    pub fn connect() -> Result<Self, Error> {
+        DBus::connect().map(|dbus| Self { dbus })
+    }
+
+    pub async fn modems(&self) -> Result<Vec<Modem>, Error> {
+        let objects = self.dbus.proxy(MM_PATH).get_managed_objects().await?;
+        let modems = objects
+            .into_iter()
+            .map(|(path, _)| {
+                Modem {
+                    dbus: self.dbus.clone(),
+                    path,
+                }
+            })
+            .collect();
+
+        Ok(modems)
+    }
+}
+
+#[derive(Clone)]
+pub struct Modem {
+    dbus: DBus,
+    pub path: DBusPath<'static>,
+}
+
+impl fmt::Debug for Modem {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(f, "Modem {{ {}, {:?}, .. }}", self.path, "1234")
+    }
+}
+
+impl Modem {
+    pub async fn enabled(&self) -> Result<bool, Error> {
+        let state: ModemState = ModemAccess::state(&self.dbus.proxy(&self.path)).await.map(Into::into)?;
+        Ok(match state {
+            ModemState::Enabling
+            | ModemState::Enabled
+            | ModemState::Searching
+            | ModemState::Registered
+            | ModemState::Connecting
+            | ModemState::Connected => true,
+            _ => false,
+        })
+    }
+
+    pub async fn model(&self) -> Result<String, Error> {
+        ModemAccess::model(&self.dbus.proxy(&self.path)).await.map_err(Error::DBusError)
+    }
+}
+
+#[repr(i32)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+pub enum ModemState {
+    /// The modem is unusable.
+    Failed = -1,
+    /// State unknown or not reportable.
+    Unknown = 0,
+    /// The modem is currently being initialized.
+    Initializing = 1,
+    /// The modem needs to be unlocked.
+    Locked = 2,
+    /// The modem is not enabled and is powered down.
+    Disabled = 3,
+    /// The modem is currently transitioning to the MM_MODEM_STATE_DISABLED
+    /// state.
+    Disabling = 4,
+    /// The modem is currently transitioning to the MM_MODEM_STATE_ENABLED
+    /// state.
+    Enabling = 5,
+    /// The modem is enabled and powered on but not registered with a network
+    /// provider and not available for data connections.
+    Enabled = 6,
+    /// The modem is searching for a network provider to register with.
+    Searching = 7,
+    /// The modem is registered with a network provider, and data connections
+    /// and messaging may be available for use.
+    Registered = 8,
+    /// The modem is disconnecting and deactivating the last active packet data
+    /// bearer. This state will not be entered if more than one packet data
+    /// bearer is active and one of the active bearers is deactivated.
+    Disconnecting = 9,
+    /// The modem is activating and connecting the first packet data bearer.
+    /// Subsequent bearer activations when another bearer is already active
+    /// do not cause this state to be entered.
+    Connecting = 10,
+    /// One or more packet data bearers is active and connected.
+    Connected = 11,
+}
+
+impl From<i32> for ModemState {
+    fn from(num: i32) -> Self {
+        if num < -1 || num > 11 {
+            Self::Unknown
+        } else {
+            unsafe { *(&num as *const i32 as *const Self) }
+        }
+    }
+}
+
+async fn print_foo(mm: ModemManager) -> Result<(), Error> {
+    let modems = mm.modems().await?;
+    println!("Modems: {:?}", modems);
+    for modem in modems {
+        println!("Modem: {:?}", modem);
+        println!("Enabled: {:?}", modem.enabled().await);
+        println!("Model: {:?}", modem.model().await);
+    }
     Ok(())
 }
+
+#[tokio::main]
+pub async fn main() -> Result<(), Error> {
+    env_logger::init();
+
+    let args: Vec<String> = args().collect();
+    if args.len() != 3 {
+        println!("Usage: {} <jid> <password>", args[0]);
+        return Err(Error::InvalidArgs)
+    }
+
+    let mut interval = tokio::time::interval(Duration::from_secs(5));
+
+    // XMPP
+    let jid_str = args[1].as_str();
+    let jid = Jid::Bare(BareJid::from_str(jid_str).unwrap());
+    let passwd = args[2].as_str();
+
+    // Client instance
+    let mut xmpp = ClientBuilder::new(jid_str, passwd)
+        .set_client(ClientType::Bot, "gateway_mm")
+        .set_website("https://codeberg.org/pep./gateway_mm")
+        .build()
+        .unwrap();
+
+    loop {
+        tokio::select! {
+            events = xmpp.wait_for_events() => {
+                println!("Events: {:?}", events);
+            },
+            _ = interval.tick() => {
+                println!("Foo1");
+                // Uncomment to have tokio-xmpp stall right after successful bind.
+                // xmpp.send_message(jid.clone(), MessageType::Chat, "en", "Bar").await;
+            },
+        }
+    }
+}

src/mm/mod.rs

@@ -0,0 +1,16 @@
+// Copyright (C) 2022 Maxime “pep” Buquet <pep@bouah.net>
+//
+// This program is free software: you can redistribute it and/or modify it
+// under the terms of the GNU Affero General Public License as published by the
+// Free Software Foundation, either version 3 of the License, or (at your
+// option) any later version.
+//
+// This program is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License
+// for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+pub mod modem;

src/mm/modem.rs

@@ -0,0 +1,42 @@
+// Copyright (C) 2022 Maxime “pep” Buquet <pep@bouah.net>
+//
+// This program is free software: you can redistribute it and/or modify it
+// under the terms of the GNU Affero General Public License as published by the
+// Free Software Foundation, either version 3 of the License, or (at your
+// option) any later version.
+//
+// This program is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License
+// for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program. If not, see <https://www.gnu.org/licenses/>.
+
+use std::ops::Deref;
+use std::marker::Sync;
+
+use async_trait::async_trait;
+use mmdbus::dbus::{nonblock, Error as DBusError};
+
+#[async_trait]
+pub trait Modem {
+    async fn enable(&self, enable: bool) -> Result<(), DBusError>;
+    async fn state(&self) -> Result<i32, DBusError>;
+    async fn model(&self) -> Result<String, DBusError>;
+}
+
+#[async_trait]
+impl<'a, T: nonblock::NonblockReply, C: Deref<Target=T> + Sync> Modem for nonblock::Proxy<'a, C> {
+    async fn enable(&self, enable: bool) -> Result<(), DBusError> {
+        self.method_call("org.freedesktop.ModemManager1.Modem", "Enable", (enable,)).await
+    }
+
+    async fn state(&self) -> Result<i32, DBusError> {
+        <Self as nonblock::stdintf::org_freedesktop_dbus::Properties>::get(&self, "org.freedesktop.ModemManager1.Modem", "State").await
+    }
+
+    async fn model(&self) -> Result<String, DBusError> {
+        <Self as nonblock::stdintf::org_freedesktop_dbus::Properties>::get(&self, "org.freedesktop.ModemManager1.Modem", "Model").await
+    }
+}

src/modem/introspect.rs

@@ -1,320 +0,0 @@
-//! DBus interface proxies for:
-//!
-//! - `org.freedesktop.ModemManager1.Modem`,
-//! - `org.freedesktop.ModemManager1.Modem.Messaging`,
-//! - `org.freedesktop.ModemManager1.Modem.Simple`,
-//! - `org.freedesktop.ModemManager1.Modem.Voice`
-//!
-//! This code was generated by `zbus-xmlgen` `3.1.1` from DBus introspection data.
-//! Source: `ModemManager1.xml`.
-
-use zbus::dbus_proxy;
-
-#[dbus_proxy(
-    interface = "org.freedesktop.ModemManager1.Modem.Messaging",
-    default_service = "org.freedesktop.ModemManager1",
-    assume_defaults = true
-)]
-trait Messaging {
-    /// Create method
-    fn create(
-        &self,
-        properties: std::collections::HashMap<&str, zbus::zvariant::Value<'_>>,
-    ) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;
-
-    /// Delete method
-    fn delete(&self, path: &zbus::zvariant::ObjectPath<'_>) -> zbus::Result<()>;
-
-    /// List method
-    fn list(&self) -> zbus::Result<Vec<zbus::zvariant::OwnedObjectPath>>;
-
-    /// Added signal
-    #[dbus_proxy(signal)]
-    fn added(&self, path: zbus::zvariant::ObjectPath<'_>, received: bool) -> zbus::Result<()>;
-
-    /// Deleted signal
-    #[dbus_proxy(signal)]
-    fn deleted(&self, path: zbus::zvariant::ObjectPath<'_>) -> zbus::Result<()>;
-
-    /// DefaultStorage property
-    #[dbus_proxy(property)]
-    fn default_storage(&self) -> zbus::Result<u32>;
-
-    /// Messages property
-    #[dbus_proxy(property)]
-    fn messages(&self) -> zbus::Result<Vec<zbus::zvariant::OwnedObjectPath>>;
-
-    /// SupportedStorages property
-    #[dbus_proxy(property)]
-    fn supported_storages(&self) -> zbus::Result<Vec<u32>>;
-}
-
-#[dbus_proxy(
-    interface = "org.freedesktop.ModemManager1.Modem",
-    default_service = "org.freedesktop.ModemManager1",
-    assume_defaults = true
-)]
-trait Modem {
-    /// Command method
-    fn command(&self, cmd: &str, timeout: u32) -> zbus::Result<String>;
-
-    /// CreateBearer method
-    fn create_bearer(
-        &self,
-        properties: std::collections::HashMap<&str, zbus::zvariant::Value<'_>>,
-    ) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;
-
-    /// DeleteBearer method
-    fn delete_bearer(&self, bearer: &zbus::zvariant::ObjectPath<'_>) -> zbus::Result<()>;
-
-    /// Enable method
-    fn enable(&self, enable: bool) -> zbus::Result<()>;
-
-    /// FactoryReset method
-    fn factory_reset(&self, code: &str) -> zbus::Result<()>;
-
-    /// GetCellInfo method
-    fn get_cell_info(
-        &self,
-    ) -> zbus::Result<Vec<std::collections::HashMap<String, zbus::zvariant::OwnedValue>>>;
-
-    /// ListBearers method
-    fn list_bearers(&self) -> zbus::Result<Vec<zbus::zvariant::OwnedObjectPath>>;
-
-    /// Reset method
-    fn reset(&self) -> zbus::Result<()>;
-
-    /// SetCurrentBands method
-    fn set_current_bands(&self, bands: &[u32]) -> zbus::Result<()>;
-
-    /// SetCurrentCapabilities method
-    fn set_current_capabilities(&self, capabilities: u32) -> zbus::Result<()>;
-
-    /// SetCurrentModes method
-    fn set_current_modes(&self, modes: &(u32, u32)) -> zbus::Result<()>;
-
-    /// SetPowerState method
-    fn set_power_state(&self, state: u32) -> zbus::Result<()>;
-
-    /// SetPrimarySimSlot method
-    fn set_primary_sim_slot(&self, sim_slot: u32) -> zbus::Result<()>;
-
-    // TODO: This fails to compile: duplicate definitions for `receive_state_changed`
-    //     /// StateChanged signal
-    //     #[dbus_proxy(signal)]
-    //     fn state_changed(&self, old: i32, new: i32, reason: u32) -> zbus::Result<()>;
-
-    /// AccessTechnologies property
-    #[dbus_proxy(property)]
-    fn access_technologies(&self) -> zbus::Result<u32>;
-
-    /// Bearers property
-    #[dbus_proxy(property)]
-    fn bearers(&self) -> zbus::Result<Vec<zbus::zvariant::OwnedObjectPath>>;
-
-    /// CarrierConfiguration property
-    #[dbus_proxy(property)]
-    fn carrier_configuration(&self) -> zbus::Result<String>;
-
-    /// CarrierConfigurationRevision property
-    #[dbus_proxy(property)]
-    fn carrier_configuration_revision(&self) -> zbus::Result<String>;
-
-    /// CurrentBands property
-    #[dbus_proxy(property)]
-    fn current_bands(&self) -> zbus::Result<Vec<u32>>;
-
-    /// CurrentCapabilities property
-    #[dbus_proxy(property)]
-    fn current_capabilities(&self) -> zbus::Result<u32>;
-
-    /// CurrentModes property
-    #[dbus_proxy(property)]
-    fn current_modes(&self) -> zbus::Result<(u32, u32)>;
-
-    /// Device property
-    #[dbus_proxy(property)]
-    fn device(&self) -> zbus::Result<String>;
-
-    /// DeviceIdentifier property
-    #[dbus_proxy(property)]
-    fn device_identifier(&self) -> zbus::Result<String>;
-
-    /// Drivers property
-    #[dbus_proxy(property)]
-    fn drivers(&self) -> zbus::Result<Vec<String>>;
-
-    /// EquipmentIdentifier property
-    #[dbus_proxy(property)]
-    fn equipment_identifier(&self) -> zbus::Result<String>;
-
-    /// HardwareRevision property
-    #[dbus_proxy(property)]
-    fn hardware_revision(&self) -> zbus::Result<String>;
-
-    /// Manufacturer property
-    #[dbus_proxy(property)]
-    fn manufacturer(&self) -> zbus::Result<String>;
-
-    /// MaxActiveBearers property
-    #[dbus_proxy(property)]
-    fn max_active_bearers(&self) -> zbus::Result<u32>;
-
-    /// MaxActiveMultiplexedBearers property
-    #[dbus_proxy(property)]
-    fn max_active_multiplexed_bearers(&self) -> zbus::Result<u32>;
-
-    /// MaxBearers property
-    #[dbus_proxy(property)]
-    fn max_bearers(&self) -> zbus::Result<u32>;
-
-    /// Model property
-    #[dbus_proxy(property)]
-    fn model(&self) -> zbus::Result<String>;
-
-    /// OwnNumbers property
-    #[dbus_proxy(property)]
-    fn own_numbers(&self) -> zbus::Result<Vec<String>>;
-
-    /// Plugin property
-    #[dbus_proxy(property)]
-    fn plugin(&self) -> zbus::Result<String>;
-
-    /// Ports property
-    #[dbus_proxy(property)]
-    fn ports(&self) -> zbus::Result<Vec<(String, u32)>>;
-
-    /// PowerState property
-    #[dbus_proxy(property)]
-    fn power_state(&self) -> zbus::Result<u32>;
-
-    /// PrimaryPort property
-    #[dbus_proxy(property)]
-    fn primary_port(&self) -> zbus::Result<String>;
-
-    /// PrimarySimSlot property
-    #[dbus_proxy(property)]
-    fn primary_sim_slot(&self) -> zbus::Result<u32>;
-
-    /// Revision property
-    #[dbus_proxy(property)]
-    fn revision(&self) -> zbus::Result<String>;
-
-    /// SignalQuality property
-    #[dbus_proxy(property)]
-    fn signal_quality(&self) -> zbus::Result<(u32, bool)>;
-
-    /// Sim property
-    #[dbus_proxy(property)]
-    fn sim(&self) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;
-
-    /// SimSlots property
-    #[dbus_proxy(property)]
-    fn sim_slots(&self) -> zbus::Result<Vec<zbus::zvariant::OwnedObjectPath>>;
-
-    /// State property
-    #[dbus_proxy(property)]
-    fn state(&self) -> zbus::Result<i32>;
-
-    /// StateFailedReason property
-    #[dbus_proxy(property)]
-    fn state_failed_reason(&self) -> zbus::Result<u32>;
-
-    /// SupportedBands property
-    #[dbus_proxy(property)]
-    fn supported_bands(&self) -> zbus::Result<Vec<u32>>;
-
-    /// SupportedCapabilities property
-    #[dbus_proxy(property)]
-    fn supported_capabilities(&self) -> zbus::Result<Vec<u32>>;
-
-    /// SupportedIpFamilies property
-    #[dbus_proxy(property)]
-    fn supported_ip_families(&self) -> zbus::Result<u32>;
-
-    /// SupportedModes property
-    #[dbus_proxy(property)]
-    fn supported_modes(&self) -> zbus::Result<Vec<(u32, u32)>>;
-
-    /// UnlockRequired property
-    #[dbus_proxy(property)]
-    fn unlock_required(&self) -> zbus::Result<u32>;
-
-    /// UnlockRetries property
-    #[dbus_proxy(property)]
-    fn unlock_retries(&self) -> zbus::Result<std::collections::HashMap<u32, u32>>;
-}
-
-#[dbus_proxy(
-    interface = "org.freedesktop.ModemManager1.Modem.Simple",
-    default_service = "org.freedesktop.ModemManager1",
-    assume_defaults = true
-)]
-trait Simple {
-    /// Connect method
-    fn connect(
-        &self,
-        properties: std::collections::HashMap<&str, zbus::zvariant::Value<'_>>,
-    ) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;
-
-    /// Disconnect method
-    fn disconnect(&self, bearer: &zbus::zvariant::ObjectPath<'_>) -> zbus::Result<()>;
-
-    /// GetStatus method
-    fn get_status(
-        &self,
-    ) -> zbus::Result<std::collections::HashMap<String, zbus::zvariant::OwnedValue>>;
-}
-
-#[dbus_proxy(
-    interface = "org.freedesktop.ModemManager1.Modem.Voice",
-    default_service = "org.freedesktop.ModemManager1",
-    assume_defaults = true
-)]
-trait Voice {
-    /// CallWaitingQuery method
-    fn call_waiting_query(&self) -> zbus::Result<bool>;
-
-    /// CallWaitingSetup method
-    fn call_waiting_setup(&self, enable: bool) -> zbus::Result<()>;
-
-    /// CreateCall method
-    fn create_call(
-        &self,
-        properties: std::collections::HashMap<&str, zbus::zvariant::Value<'_>>,
-    ) -> zbus::Result<zbus::zvariant::OwnedObjectPath>;
-
-    /// DeleteCall method
-    fn delete_call(&self, path: &zbus::zvariant::ObjectPath<'_>) -> zbus::Result<()>;
-
-    /// HangupAll method
-    fn hangup_all(&self) -> zbus::Result<()>;
-
-    /// HangupAndAccept method
-    fn hangup_and_accept(&self) -> zbus::Result<()>;
-
-    /// HoldAndAccept method
-    fn hold_and_accept(&self) -> zbus::Result<()>;
-
-    /// ListCalls method
-    fn list_calls(&self) -> zbus::Result<Vec<zbus::zvariant::OwnedObjectPath>>;
-
-    /// Transfer method
-    fn transfer(&self) -> zbus::Result<()>;
-
-    /// CallAdded signal
-    #[dbus_proxy(signal)]
-    fn call_added(&self, path: zbus::zvariant::ObjectPath<'_>) -> zbus::Result<()>;
-
-    /// CallDeleted signal
-    #[dbus_proxy(signal)]
-    fn call_deleted(&self, path: zbus::zvariant::ObjectPath<'_>) -> zbus::Result<()>;
-
-    /// Calls property
-    #[dbus_proxy(property)]
-    fn calls(&self) -> zbus::Result<Vec<zbus::zvariant::OwnedObjectPath>>;
-
-    /// EmergencyOnly property
-    #[dbus_proxy(property)]
-    fn emergency_only(&self) -> zbus::Result<bool>;
-}

src/modem/mod.rs

@@ -1,115 +0,0 @@
-// Copyright (C) 2022 Maxime “pep” Buquet <pep@bouah.net>
-//
-// This program is free software: you can redistribute it and/or modify it
-// under the terms of the GNU Affero General Public License as published by the
-// Free Software Foundation, either version 3 of the License, or (at your
-// option) any later version.
-//
-// This program is distributed in the hope that it will be useful, but WITHOUT
-// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-// FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License
-// for more details.
-//
-// You should have received a copy of the GNU Affero General Public License
-// along with this program. If not, see <https://www.gnu.org/licenses/>.
-
-mod introspect;
-
-use crate::error::Error;
-use crate::modem::introspect::{ModemProxy, MessagingProxy, VoiceProxy};
-
-use std::fmt;
-
-use zbus::{fdo::ObjectManagerProxy, zvariant::ObjectPath, Connection};
-
-const MM_NAME: &str = "org.freedesktop.ModemManager1";
-const MM_PATH: &str = "/org/freedesktop/ModemManager1";
-
-#[derive(Clone)]
-pub struct ModemManager<'a> {
-    connection: Connection,
-    modems: Vec<Modem<'a>>,
-}
-
-impl<'a> ModemManager<'a> {
-    pub async fn connect() -> Result<ModemManager<'a>, Error> {
-        let connection = Connection::system().await?;
-        Ok(ModemManager {
-            modems: ModemManager::modems(&connection).await?,
-            connection,
-        })
-    }
-
-    pub async fn modems(conn: &Connection) -> Result<Vec<Modem<'a>>, Error> {
-        let proxy = ObjectManagerProxy::builder(&conn)
-            .destination(MM_NAME)?
-            .path(MM_PATH)?
-            .build()
-            .await?;
-
-        let mut res = vec![];
-        for (path, _) in proxy.get_managed_objects().await? {
-            res.push(Modem::new(&conn, path.into()).await?)
-        }
-
-        Ok(res)
-    }
-}
-
-impl fmt::Debug for ModemManager<'_> {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        f.debug_struct("ModemManager")
-            .field("modems", &self.modems)
-            .finish_non_exhaustive()
-    }
-}
-
-impl<'a> IntoIterator for ModemManager<'a> {
-    type Item = Modem<'a>;
-    type IntoIter = std::vec::IntoIter<Self::Item>;
-
-    fn into_iter(self) -> Self::IntoIter {
-        self.modems.into_iter()
-    }
-}
-
-#[derive(Clone)]
-pub struct Modem<'a> {
-    modem: ModemProxy<'a>,
-    messaging: MessagingProxy<'a>,
-    voice: VoiceProxy<'a>,
-    path: ObjectPath<'a>,
-}
-
-impl<'a> Modem<'a> {
-    pub async fn new(connection: &Connection, path: ObjectPath<'a>) -> Result<Modem<'a>, Error> {
-        Ok(Modem {
-            modem: ModemProxy::builder(connection).path(path.clone())?.build().await?,
-            messaging: MessagingProxy::builder(connection).path(path.clone())?.build().await?,
-            voice: VoiceProxy::builder(connection).path(path.clone())?.build().await?,
-            path,
-        })
-    }
-
-    pub fn foo(&self) -> &ModemProxy<'a> {
-        &self.modem
-    }
-
-    pub fn messaging(&self) -> &MessagingProxy<'a> {
-        &self.messaging
-    }
-
-    pub fn voice(&self) -> &VoiceProxy<'a> {
-        &self.voice
-    }
-}
-
-impl fmt::Debug for Modem<'_> {
-    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        f.debug_struct("Modem")
-            .field("destination", &self.foo().destination())
-            .field("path", &self.foo().inner().path())
-            .field("interface", &self.foo().inner().interface())
-            .finish_non_exhaustive()
-    }
-}