common: Silence compiler warnings about ignored Result return values.

[gps-watch.git] / src / common / logger.rs

diff --git a/src/common/logger.rs b/src/common/logger.rs
index 2154a01b7fd901fb24e2d68e900d3d44099449b2..824e26ca10b2025e6cd906804a8109897922354d 100644 (file)
--- a/src/common/logger.rs
+++ b/src/common/logger.rs
@@ -430,8 +430,10 @@ impl<'a> Logger<'a> {
 
         let this_sector = self.first_sector + self.sectors_written;
 
-        self.storage.write(this_sector as usize * SECTOR_SIZE,
-                           &self.write_buffer);
+        if self.storage.write(this_sector as usize * SECTOR_SIZE,
+                              &self.write_buffer).is_err() {
+            // XXX
+        }
 
         self.sectors_written += 1;
 
@@ -553,8 +555,10 @@ impl<'a> Logger<'a> {
             // our buffer with 0xff, so we don't need to do anything here.
             let this_sector = self.first_sector + self.sectors_written;
 
-            self.storage.write(this_sector as usize * SECTOR_SIZE,
-                               &self.write_buffer);
+            if self.storage.write(this_sector as usize * SECTOR_SIZE,
+                                  &self.write_buffer).is_err() {
+                // XXX
+            }
 
             self.sectors_written += 1;
 
@@ -570,6 +574,21 @@ impl<'a> Logger<'a> {
         self.write_buffer_offset += num_bytes_written;
     }
 
+    ///
+    /// Check whether or not recording @p recording_id exists.
+    pub fn has_recording(&mut self, recording_id: u16) -> bool {
+        if recording_id == 0 {
+            return false;
+        }
+
+        self.sector_header_iter().find(|&index| {
+            let sector_header = &self.sector_header[index as usize];
+
+            sector_header.recording_id == recording_id &&
+            sector_header.starts_recording()
+        }).is_some()
+    }
+
     ///
     /// Retrieve recording @p recording_id and
     /// write it to @p tx_buf in yencoded form.