feat: Add simple hismith control support

buttplug/src/device/protocol/hismith.rs

···
+use super::{ButtplugDeviceResultFuture, ButtplugProtocol, ButtplugProtocolCommandHandler};
+use crate::{
+  core::messages::{self, ButtplugDeviceCommandMessageUnion, DeviceMessageAttributesMap},
+  device::{
+    protocol::{generic_command_manager::GenericCommandManager, ButtplugProtocolProperties},
+    DeviceImpl,
+    DeviceWriteCmd,
+    Endpoint,
+  },
+};
+use std::sync::Arc;
+
+super::default_protocol_declaration!(Hismith);
+
+impl ButtplugProtocolCommandHandler for Hismith {
+  fn handle_vibrate_cmd(
+    &self,
+    device: Arc<DeviceImpl>,
+    message: messages::VibrateCmd,
+  ) -> ButtplugDeviceResultFuture {
+    // Store off result before the match, so we drop the lock ASAP.
+    let manager = self.manager.clone();
+    Box::pin(async move {
+      let result = manager.lock().await.update_vibration(&message, false)?;
+      let mut fut_vec = vec![];
+      if let Some(cmds) = result {
+        if let Some(speed) = cmds[0] {
+          fut_vec.push(device.write_value(DeviceWriteCmd::new(
+            Endpoint::Tx,
+            vec![0xAA, 0x04, speed as u8, (speed + 4) as u8],
+            false,
+          )));
+        }
+      }
+      // TODO Just use join_all here
+      for fut in fut_vec {
+        // TODO Do something about possible errors here
+        fut.await?;
+      }
+      Ok(messages::Ok::default().into())
+    })
+  }
+}

buttplug/src/device/protocol/mod.rs

···
 pub mod fredorch;
 pub mod generic_command_manager;
 pub mod hgod;
+pub mod hismith;
 pub mod htk_bm;
 pub mod jejoue;
 pub mod kiiroo_v2;
···
   add_to_protocol_map::<buttplug_passthru::ButtplugPassthru>(&map, "buttplug-passthru");
   add_to_protocol_map::<cachito::Cachito>(&map, "cachito");
   add_to_protocol_map::<fredorch::Fredorch>(&map, "fredorch");
+  add_to_protocol_map::<hismith::Hismith>(&map, "hismith");
   add_to_protocol_map::<hgod::Hgod>(&map, "hgod");
   add_to_protocol_map::<htk_bm::HtkBm>(&map, "htk_bm");
   add_to_protocol_map::<jejoue::JeJoue>(&map, "jejoue");