From 8e86318a13d7390377adfdb09b5f11b9407f4df7 Mon Sep 17 00:00:00 2001
From: Dario Nieuwenhuis <dirbaio@dirbaio.net>
Date: Wed, 24 Mar 2021 00:49:08 +0100
Subject: [PATCH 1/2] Fix feature-related compilation issues.

---
 Cargo.toml |  8 ++++----
 src/lib.rs | 14 ++++++++++++++
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index bed522b..125c4ad 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,12 +32,12 @@ url = "1.0"
 std = ["managed/std"]
 alloc = ["managed/alloc"]
 verbose = []
-ethernet = []
-"phy-raw_socket" = ["std", "libc"]
-"phy-tap_interface" = ["std", "libc"]
+ethernet = ["socket"]
+"phy-raw_socket" = ["std", "libc", "ethernet"]
+"phy-tap_interface" = ["std", "libc", "ethernet"]
 "proto-ipv4" = []
 "proto-igmp" = ["proto-ipv4"]
-"proto-dhcpv4" = ["proto-ipv4", "socket-raw"]
+"proto-dhcpv4" = ["proto-ipv4", "socket-raw", "ethernet"]
 "proto-ipv6" = []
 "socket" = []
 "socket-raw" = ["socket"]
diff --git a/src/lib.rs b/src/lib.rs
index 8f28466..624b6b9 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -83,6 +83,20 @@ compile_error!("at least one socket needs to be enabled"); */
 #[cfg(feature = "alloc")]
 extern crate alloc;
 
+#[cfg(not(any(feature = "proto-ipv4", feature = "proto-ipv6")))]
+compile_error!("You must enable at least one of the following features: proto-ipv4, proto-ipv6");
+
+#[cfg(all(
+    feature = "socket",
+    not(any(
+        feature = "socket-raw",
+        feature = "socket-udp",
+        feature = "socket-tcp",
+        feature = "socket-icmp",
+    ))
+))]
+compile_error!("If you enable the socket feature, you must enable at least one of the following features: socket-raw, socket-udp, socket-tcp, socket-icmp");
+
 use core::fmt;
 
 #[macro_use]

From a5763893409a43898fad3f9a24fde38ce3a27573 Mon Sep 17 00:00:00 2001
From: Dario Nieuwenhuis <dirbaio@dirbaio.net>
Date: Wed, 24 Mar 2021 02:58:51 +0100
Subject: [PATCH 2/2] Fix timeval in phy_wait for times greater than 1 second

---
 src/phy/sys/mod.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/phy/sys/mod.rs b/src/phy/sys/mod.rs
index 59f59cf..0730d1b 100644
--- a/src/phy/sys/mod.rs
+++ b/src/phy/sys/mod.rs
@@ -47,7 +47,8 @@ pub fn wait(fd: RawFd, duration: Option<Duration>) -> io::Result<()> {
         let mut timeout = libc::timeval { tv_sec: 0, tv_usec: 0 };
         let timeout_ptr =
             if let Some(duration) = duration {
-                timeout.tv_usec = (duration.total_millis() * 1_000) as libc::suseconds_t;
+                timeout.tv_sec = duration.secs() as libc::time_t;
+                timeout.tv_usec = (duration.millis() * 1_000) as libc::suseconds_t;
                 &mut timeout as *mut _
             } else {
                 ptr::null_mut()