From a43fb222e9ddfcdb0d07f8a53da65dcfd3eb067d Mon Sep 17 00:00:00 2001
From: qiujiangkun <qiujiangkun@foxmail.com>
Date: Thu, 1 Jul 2021 22:22:44 +0800
Subject: [PATCH] pcap timestamp bugfix

---
 src/phy/pcap_writer.rs | 2 +-
 src/time.rs            | 6 ++++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/phy/pcap_writer.rs b/src/phy/pcap_writer.rs
index 2d96fb3..03fee45 100644
--- a/src/phy/pcap_writer.rs
+++ b/src/phy/pcap_writer.rs
@@ -73,7 +73,7 @@ pub trait PcapSink {
         assert!(length <= 65535);
 
         self.write_u32(timestamp.secs() as u32); // timestamp seconds
-        self.write_u32(timestamp.millis() as u32); // timestamp microseconds
+        self.write_u32(timestamp.micros() as u32); // timestamp microseconds
         self.write_u32(length as u32); // captured length
         self.write_u32(length as u32); // original length
     }
diff --git a/src/time.rs b/src/time.rs
index ebf13d3..d2f0cc1 100644
--- a/src/time.rs
+++ b/src/time.rs
@@ -59,6 +59,12 @@ impl Instant {
         self.millis % 1000
     }
 
+    /// The fractional number of microseconds that have passed
+    /// since the beginning of time.
+    pub const fn micros(&self) -> i64 {
+        self.millis % 1000 * 1000
+    }
+
     /// The number of whole seconds that have passed since the
     /// beginning of time.
     pub const fn secs(&self) -> i64 {