more async migration

rust/src/hal/rtc.rs

@@ -1,4 +1,7 @@
+use crate::hal::Box;
+use alloc::vec::Vec;
 use anyhow::{anyhow, bail};
+use async_trait::async_trait;
 use bincode::config::Configuration;
 use bincode::{config, Decode, Encode};
 use chrono::{DateTime, Utc};
@@ -7,23 +10,20 @@ use eeprom24x::addr_size::TwoBytes;
 use eeprom24x::page_size::B32;
 use eeprom24x::unique_serial::No;
 use eeprom24x::Storage;
-use embedded_hal_bus::i2c::MutexDevice;
 use embedded_storage::ReadStorage as embedded_storage_ReadStorage;
 use embedded_storage::Storage as embedded_storage_Storage;
-use esp_idf_hal::delay::Delay;
-use esp_idf_hal::i2c::I2cDriver;
 use serde::{Deserialize, Serialize};
-use std::result::Result::Ok as OkStd;
 
 const X25: crc::Crc<u16> = crc::Crc::<u16>::new(&crc::CRC_16_IBM_SDLC);
 const CONFIG: Configuration = config::standard();
 
+#[async_trait]
 pub trait RTCModuleInteraction {
-    fn get_backup_info(&mut self) -> anyhow::Result<BackupHeader>;
-    fn get_backup_config(&mut self) -> anyhow::Result<Vec<u8>>;
-    fn backup_config(&mut self, bytes: &[u8]) -> anyhow::Result<()>;
-    fn get_rtc_time(&mut self) -> anyhow::Result<DateTime<Utc>>;
-    fn set_rtc_time(&mut self, time: &DateTime<Utc>) -> anyhow::Result<()>;
+    async fn get_backup_info(&mut self) -> anyhow::Result<BackupHeader>;
+    async fn get_backup_config(&mut self) -> anyhow::Result<Vec<u8>>;
+    async fn backup_config(&mut self, bytes: &[u8]) -> anyhow::Result<()>;
+    async fn get_rtc_time(&mut self) -> anyhow::Result<DateTime<Utc>>;
+    async fn set_rtc_time(&mut self, time: &DateTime<Utc>) -> anyhow::Result<()>;
 }
 
 const BACKUP_HEADER_MAX_SIZE: usize = 64;
@@ -97,7 +97,8 @@ impl RTCModuleInteraction for DS3231Module<'_> {
         let encoded = bincode::encode_into_slice(&header, &mut header_page_buffer, config)?;
         log::info!(
             "Raw header is {:?} with size {}",
-            header_page_buffer, encoded
+            header_page_buffer,
+            encoded
         );
         self.storage
             .write(0, &header_page_buffer)