support routing table for ios/macos

Cargo.lock

@@ -1855,7 +1855,7 @@ dependencies = [
  "security-framework-sys",
  "serde 1.0.133",
  "serde_cbor",
- "serial_test 0.4.0",
+ "serial_test 0.5.1",
  "simplelog",
  "snailquote",
  "tempfile",

setup_ios.sh

@@ -10,7 +10,7 @@ fi
 rustup target add aarch64-apple-darwin aarch64-apple-ios x86_64-apple-darwin x86_64-apple-ios
 
 echo Manual Step:
-echo   install +ios-arm64-nightly-YYYY-MM-DD toolchain for bitcode from https://github.com/getditto/rust-bitcode/releases/latest and unzip
+echo   install +ios-arm64-1.57.0 toolchain for bitcode from https://github.com/getditto/rust-bitcode/releases/latest and unzip
 echo   xattr -d -r com.apple.quarantine .
 echo   ./install.sh
 

veilid-core/Cargo.toml

@@ -122,6 +122,10 @@ ifstructs = "^0"
 [target.'cfg(any(target_os = "android",target_os = "linux"))'.dependencies]
 rtnetlink = { version = "^0", default-features = false, features = [ "smol_socket" ] }
 
+# Dependencies for MacOS and iOS
+#[target.'cfg(any(target_os = "ios", target_os = "macos"))'.dependencies]
+# XXX
+
 # Dependencies for iOS
 [target.'cfg(target_os = "ios")'.dependencies]
 simplelog = { version = "^0", optional = true }

veilid-core/ios_build.sh

@@ -15,7 +15,7 @@ do
     if [ "$arch" == "arm64" ]; then
         echo arm64
         CARGO_TARGET=aarch64-apple-ios
-        CARGO_TOOLCHAIN=+ios-arm64-nightly-2021-06-12
+        CARGO_TOOLCHAIN=+ios-arm64-1.57.0
         #CARGO_TOOLCHAIN=
     elif [ "$arch" == "x86_64" ]; then
         echo x86_64
@@ -25,6 +25,6 @@ do
         echo Unsupported ARCH: $arch
         continue
     fi
-    env -i PATH=/usr/bin:/bin:/usr/local/bin ~/.cargo/bin/cargo $CARGO_TOOLCHAIN build $EXTRA_CARGO_OPTIONS --target $CARGO_TARGET --manifest-path $CARGO_MANIFEST_PATH
+    env -i PATH=/usr/bin:/bin:/usr/local/bin:/opt/homebrew/bin ~/.cargo/bin/cargo $CARGO_TOOLCHAIN build $EXTRA_CARGO_OPTIONS --target $CARGO_TARGET --manifest-path $CARGO_MANIFEST_PATH
 done
 

veilid-core/src/intf/native/utils/network_interfaces/apple.rs

@@ -1,19 +1,487 @@
 use super::*;
+use libc::{
+    close, freeifaddrs, getifaddrs, if_nametoindex, ifaddrs, ioctl, pid_t, sockaddr, sockaddr_in6,
+    socket, sysctl, time_t, AF_INET6, CTL_NET, IFF_BROADCAST, IFF_LOOPBACK, IFF_RUNNING, IFNAMSIZ,
+    NET_RT_FLAGS, PF_ROUTE, RTAX_DST, RTAX_GATEWAY, RTAX_MAX, RTA_DST, RTA_GATEWAY, RTF_GATEWAY,
+    SOCK_DGRAM,
+};
+use sockaddr_tools::SockAddr;
+use std::ffi::CStr;
+use std::io;
+use std::os::raw::{c_int, c_uchar, c_ulong, c_ushort, c_void};
+
+//const SIOCGIFFLAGS:c_ulong = 0xC0206911;
+const SIOCGIFAFLAG_IN6: c_ulong = 0xC1206949;
+const IN6_IFF_TEMPORARY: c_ushort = 0x0080;
+const IN6_IFF_DEPRECATED: c_ushort = 0x0010;
+const IN6_IFF_DYNAMIC: c_ushort = 0x0100;
+
+macro_rules! set_name {
+    ($name_field:expr, $name_str:expr) => {{
+        let name_c = &::std::ffi::CString::new($name_str.to_owned()).map_err(|_| {
+            ::std::io::Error::new(
+                ::std::io::ErrorKind::InvalidInput,
+                "malformed interface name",
+            )
+        })?;
+        let name_slice = name_c.as_bytes_with_nul();
+        if name_slice.len() > IFNAMSIZ {
+            return Err(io::Error::new(::std::io::ErrorKind::InvalidInput, ""));
+        }
+        $name_field[..name_slice.len()].clone_from_slice(name_slice);
+
+        Ok(())
+    }};
+}
+
+macro_rules! round_up {
+    ($a:expr) => {
+        if $a > 0 {
+            1 + (($a - 1) | 3)
+        } else {
+            4
+        }
+    };
+}
+
+#[derive(Clone, Copy, Debug)]
+#[repr(C)]
+struct rt_msghdr {
+    rtm_msglen: c_ushort,
+    rtm_version: c_uchar,
+    rtm_type: c_uchar,
+    rtm_index: c_ushort,
+    rtm_flags: c_int,
+    rtm_addrs: c_int,
+    rtm_pid: pid_t,
+    rtm_seq: c_int,
+    rtm_errno: c_int,
+    rtm_use: c_int,
+    rtm_inits: u32,
+    rtm_rmx: rt_metrics,
+}
+
+#[derive(Clone, Copy, Debug)]
+#[repr(C)]
+struct rt_metrics {
+    rmx_locks: u32,
+    rmx_mtu: u32,
+    rmx_hopcount: u32,
+    rmx_expire: i32,
+    rmx_recvpipe: u32,
+    rmx_sendpipe: u32,
+    rmx_ssthresh: u32,
+    rmx_rtt: u32,
+    rmx_rttvar: u32,
+    rmx_pksent: u32,
+    rmx_state: u32,
+    rmx_filler: [u32; 3],
+}
+
+#[derive(Clone, Copy, Debug)]
+#[repr(C)]
+struct in6_addrlifetime {
+    ia6t_expire: time_t,
+    ia6t_preferred: time_t,
+    ia6t_vltime: u32,
+    ia6t_pltime: u32,
+}
+
+#[derive(Clone, Copy, Debug)]
+#[repr(C)]
+struct in6_ifstat {
+    ifs6_in_receive: u64,
+    ifs6_in_hdrerr: u64,
+    ifs6_in_toobig: u64,
+    ifs6_in_noroute: u64,
+    ifs6_in_addrerr: u64,
+    ifs6_in_protounknown: u64,
+    ifs6_in_truncated: u64,
+    ifs6_in_discard: u64,
+    ifs6_in_deliver: u64,
+    ifs6_out_forward: u64,
+    ifs6_out_request: u64,
+    ifs6_out_discard: u64,
+    ifs6_out_fragok: u64,
+    ifs6_out_fragfail: u64,
+    ifs6_out_fragcreat: u64,
+    ifs6_reass_reqd: u64,
+    ifs6_reass_ok: u64,
+    ifs6_atmfrag_rcvd: u64,
+    ifs6_reass_fail: u64,
+    ifs6_in_mcast: u64,
+    ifs6_out_mcast: u64,
+    ifs6_cantfoward_icmp6: u64,
+    ifs6_addr_expiry_cnt: u64,
+    ifs6_pfx_expiry_cnt: u64,
+    ifs6_defrtr_expiry_cnt: u64,
+}
+
+#[derive(Clone, Copy, Debug)]
+#[repr(C)]
+struct icmp6_ifstat {
+    ifs6_in_msg: u64,
+    ifs6_in_error: u64,
+    ifs6_in_dstunreach: u64,
+    ifs6_in_adminprohib: u64,
+    ifs6_in_timeexceed: u64,
+    ifs6_in_paramprob: u64,
+    ifs6_in_pkttoobig: u64,
+    ifs6_in_echo: u64,
+    ifs6_in_echoreply: u64,
+    ifs6_in_routersolicit: u64,
+    ifs6_in_routeradvert: u64,
+    ifs6_in_neighborsolicit: u64,
+    ifs6_in_neighboradvert: u64,
+    ifs6_in_redirect: u64,
+    ifs6_in_mldquery: u64,
+    ifs6_in_mldreport: u64,
+    ifs6_in_mlddone: u64,
+    ifs6_out_msg: u64,
+    ifs6_out_error: u64,
+    ifs6_out_dstunreach: u64,
+    ifs6_out_adminprohib: u64,
+    ifs6_out_timeexceed: u64,
+    ifs6_out_paramprob: u64,
+    ifs6_out_pkttoobig: u64,
+    ifs6_out_echo: u64,
+    ifs6_out_echoreply: u64,
+    ifs6_out_routersolicit: u64,
+    ifs6_out_routeradvert: u64,
+    ifs6_out_neighborsolicit: u64,
+    ifs6_out_neighboradvert: u64,
+    ifs6_out_redirect: u64,
+    ifs6_out_mldquery: u64,
+    ifs6_out_mldreport: u64,
+    ifs6_out_mlddone: u64,
+}
+
+#[derive(Clone, Copy)]
+#[repr(C)]
+union IfrIfru {
+    ifru_addr: sockaddr_in6,
+    ifru_dstaddr: sockaddr_in6,
+    ifru_flags: c_int,
+    ifru_flags6: c_int,
+    ifru_metric: c_int,
+    ifru_intval: c_int,
+    ifru_data: *mut c_uchar, // caddr_t
+    ifru_lifetime: in6_addrlifetime,
+    ifru_stat: in6_ifstat,
+    ifru_icmp6stat: icmp6_ifstat,
+    ifru_scope_id: [u32; 16],
+}
+
+#[derive(Clone)]
+#[repr(C)]
+struct in6_ifreq {
+    ifr_name: [c_uchar; IFNAMSIZ],
+    ifr_ifru: IfrIfru,
+}
+
+impl in6_ifreq {
+    pub fn from_name(name: &str) -> io::Result<Self> {
+        let mut req: in6_ifreq = unsafe { mem::zeroed() };
+        req.set_name(name)?;
+        Ok(req)
+    }
+    pub fn set_name(&mut self, name: &str) -> io::Result<()> {
+        set_name!(self.ifr_name, name)
+    }
+    pub fn set_addr(&mut self, addr: sockaddr_in6) {
+        self.ifr_ifru.ifru_addr = addr;
+    }
+    pub fn get_flags6(&self) -> c_ushort {
+        unsafe { self.ifr_ifru.ifru_flags6 as c_ushort }
+    }
+}
+
+pub fn do_broadcast(ifaddr: &ifaddrs) -> Option<IpAddr> {
+    sockaddr_tools::to_ipaddr(ifaddr.ifa_dstaddr)
+}
+
+///////////////////////////////////////////////////
+
+pub struct IfAddrs {
+    inner: *mut ifaddrs,
+}
+
+impl IfAddrs {
+    #[allow(unsafe_code, clippy::new_ret_no_self)]
+    pub fn new() -> io::Result<Self> {
+        let mut ifaddrs = mem::MaybeUninit::uninit();
+
+        unsafe {
+            if -1 == getifaddrs(ifaddrs.as_mut_ptr()) {
+                return Err(io::Error::last_os_error());
+            }
+            Ok(Self {
+                inner: ifaddrs.assume_init(),
+            })
+        }
+    }
+
+    pub fn iter(&self) -> IfAddrsIterator {
+        IfAddrsIterator { next: self.inner }
+    }
+}
+
+impl Drop for IfAddrs {
+    #[allow(unsafe_code)]
+    fn drop(&mut self) {
+        unsafe {
+            freeifaddrs(self.inner);
+        }
+    }
+}
+
+pub struct IfAddrsIterator {
+    next: *mut ifaddrs,
+}
+
+impl Iterator for IfAddrsIterator {
+    type Item = ifaddrs;
+
+    #[allow(unsafe_code)]
+    fn next(&mut self) -> Option<Self::Item> {
+        if self.next.is_null() {
+            return None;
+        };
+
+        Some(unsafe {
+            let result = *self.next;
+            self.next = (*self.next).ifa_next;
+
+            result
+        })
+    }
+}
+
+///////////////////////////////////////////////////
 
 pub struct PlatformSupportApple {
-    //
+    default_route_interfaces: BTreeSet<u32>,
 }
 
 impl PlatformSupportApple {
     pub fn new() -> Result<Self, String> {
-        Ok(PlatformSupportApple {})
+        Ok(PlatformSupportApple {
+            default_route_interfaces: BTreeSet::new(),
+        })
+    }
+
+    async fn refresh_default_route_interfaces(&mut self) -> Result<(), String> {
+        self.default_route_interfaces.clear();
+
+        let mut mib = [CTL_NET, PF_ROUTE, 0, 0, NET_RT_FLAGS, RTF_GATEWAY];
+        let mut sa_tab: [*const sockaddr; RTAX_MAX as usize] =
+            [std::ptr::null(); RTAX_MAX as usize];
+        let mut rt_buf_len = 0usize;
+
+        // Get memory size for mib result
+        if unsafe {
+            sysctl(
+                mib.as_mut_ptr(),
+                mib.len() as u32,
+                std::ptr::null_mut(),
+                &mut rt_buf_len as *mut usize,
+                std::ptr::null_mut(),
+                0,
+            )
+        } < 0
+        {
+            return Err("Unable to get memory size for routing table".to_owned());
+        }
+
+        // Allocate a buffer
+        let mut rt_buf = vec![0u8; rt_buf_len];
+
+        // Get mib result
+        if unsafe {
+            sysctl(
+                mib.as_mut_ptr(),
+                mib.len() as u32,
+                rt_buf.as_mut_ptr() as *mut c_void,
+                &mut rt_buf_len as *mut usize,
+                std::ptr::null_mut(),
+                0,
+            )
+        } < 0
+        {
+            return Err("Unable to get memory size for routing table".to_owned());
+        }
+
+        // Process each routing message
+        let mut mib_ptr = rt_buf.as_ptr();
+        let mib_end = unsafe { mib_ptr.add(rt_buf_len) };
+        while mib_ptr < mib_end {
+            let rt = mib_ptr as *const rt_msghdr;
+            let mut sa = unsafe { rt.add(1) } as *const sockaddr;
+            let rtm_addrs = unsafe { (*rt).rtm_addrs };
+            let intf_index = unsafe { (*rt).rtm_index } as u32;
+
+            // Fill in sockaddr table
+            for i in 0..(RTAX_MAX as usize) {
+                if rtm_addrs & (1 << i) != 0 {
+                    sa_tab[i] = sa;
+                    sa = unsafe {
+                        let sa_len = (*sa).sa_len;
+                        sa = ((sa as *const u8).add(round_up!(sa_len as usize))) as *const sockaddr;
+                        sa
+                    };
+                }
+            }
+
+            // Look for gateways
+            if rtm_addrs & (RTA_DST | RTA_GATEWAY) == (RTA_DST | RTA_GATEWAY) {
+                // Only interested in AF_INET and AF_INET6 address families
+                // SockAddr::new() takes care of this for us
+                let saddr_dst = match SockAddr::new(sa_tab[RTAX_DST as usize]) {
+                    Some(a) => a,
+                    None => continue,
+                };
+                let _saddr_gateway = match SockAddr::new(sa_tab[RTAX_GATEWAY as usize]) {
+                    Some(a) => a,
+                    None => continue,
+                };
+
+                // Look for default gateways
+                let dst_ipaddr = match saddr_dst.as_ipaddr() {
+                    Some(a) => a,
+                    None => continue,
+                };
+                if dst_ipaddr.is_unspecified() {
+                    self.default_route_interfaces.insert(intf_index);
+                }
+            }
+
+            mib_ptr = unsafe { mib_ptr.add((*rt).rtm_msglen.into()) };
+        }
+
+        Ok(())
+    }
+
+    fn get_interface_flags(&self, index: u32, flags: c_int) -> Result<InterfaceFlags, String> {
+        Ok(InterfaceFlags {
+            is_loopback: (flags & IFF_LOOPBACK) != 0,
+            is_running: (flags & IFF_RUNNING) != 0,
+            has_default_route: self.default_route_interfaces.contains(&index),
+        })
+    }
+
+    fn get_address_flags(ifname: &str, addr: sockaddr_in6) -> Result<AddressFlags, String> {
+        let mut req = in6_ifreq::from_name(&ifname).unwrap();
+        req.set_addr(addr);
+
+        let sock = unsafe { socket(AF_INET6, SOCK_DGRAM, 0) };
+        if sock < 0 {
+            return Err(format!("Socket error {:?}", io::Error::last_os_error()));
+        }
+
+        let res = unsafe { ioctl(sock, SIOCGIFAFLAG_IN6, &mut req) };
+        unsafe { close(sock) };
+        if res < 0 {
+            return Err(format!(
+                "SIOCGIFAFLAG_IN6 failed with error on device '{}': {:?}",
+                ifname,
+                io::Error::last_os_error()
+            ));
+        }
+
+        let flags = req.get_flags6();
+
+        Ok(AddressFlags {
+            is_temporary: (flags & IN6_IFF_TEMPORARY) != 0,
+            is_dynamic: (flags & IN6_IFF_DYNAMIC) != 0,
+            is_deprecated: (flags & IN6_IFF_DEPRECATED) != 0,
+        })
     }
 
     pub async fn get_interfaces(
         &mut self,
         interfaces: &mut BTreeMap<String, NetworkInterface>,
     ) -> Result<(), String> {
-        //
+        self.refresh_default_route_interfaces().await?;
+
+        // If we have no routes, this isn't going to work
+        if self.default_route_interfaces.is_empty() {
+            return Err("no routes available for NetworkInterfaces".to_owned());
+        }
+
+        // Ask for all the addresses we have
+        let ifaddrs = IfAddrs::new().map_err(map_to_string)?;
+        for ifaddr in ifaddrs.iter() {
+            // Get the interface name
+            let ifname = unsafe { CStr::from_ptr(ifaddr.ifa_name) }
+                .to_string_lossy()
+                .into_owned();
+
+            // Get the interface index
+            let ifindex = unsafe { if_nametoindex(ifaddr.ifa_name) };
+
+            // Map the name to a NetworkInterface
+            if !interfaces.contains_key(&ifname) {
+                // If we have no NetworkInterface yet, make one
+                let flags = self.get_interface_flags(ifindex, ifaddr.ifa_flags as c_int)?;
+                interfaces.insert(ifname.clone(), NetworkInterface::new(ifname.clone(), flags));
+            }
+            let intf = interfaces.get_mut(&ifname).unwrap();
+
+            let mut address_flags = AddressFlags::default();
+
+            let intf_addr = match sockaddr_tools::to_ipaddr(ifaddr.ifa_addr) {
+                None => continue,
+                Some(IpAddr::V4(ipv4_addr)) => {
+                    let netmask = match sockaddr_tools::to_ipaddr(ifaddr.ifa_netmask) {
+                        Some(IpAddr::V4(netmask)) => netmask,
+                        _ => Ipv4Addr::new(0, 0, 0, 0),
+                    };
+                    let broadcast = if (ifaddr.ifa_flags & (IFF_BROADCAST as u32)) != 0 {
+                        match do_broadcast(&ifaddr) {
+                            Some(IpAddr::V4(broadcast)) => Some(broadcast),
+                            _ => None,
+                        }
+                    } else {
+                        None
+                    };
+
+                    IfAddr::V4(Ifv4Addr {
+                        ip: ipv4_addr,
+                        netmask,
+                        broadcast,
+                    })
+                }
+                Some(IpAddr::V6(ipv6_addr)) => {
+                    let netmask = match sockaddr_tools::to_ipaddr(ifaddr.ifa_netmask) {
+                        Some(IpAddr::V6(netmask)) => netmask,
+                        _ => Ipv6Addr::new(0, 0, 0, 0, 0, 0, 0, 0),
+                    };
+
+                    // Get address flags for ipv6
+                    address_flags = match Self::get_address_flags(
+                        &ifname,
+                        SockAddr::new(ifaddr.ifa_addr).unwrap().sa_in6(),
+                    ) {
+                        Ok(v) => v,
+                        Err(e) => {
+                            log_net!(error "{}", e);
+                            continue;
+                        }
+                    };
+
+                    IfAddr::V6(Ifv6Addr {
+                        ip: ipv6_addr,
+                        netmask,
+                        broadcast: None,
+                    })
+                }
+            };
+
+            // Add to the list
+            intf.addrs
+                .push(InterfaceAddress::new(intf_addr, address_flags));
+        }
+
         Ok(())
     }
 }

veilid-core/src/intf/native/utils/network_interfaces/deprecated/old_android_get_if_addrs.rs

@@ -1,146 +0,0 @@
-use super::*;
-use crate::xx::*;
-use jni::objects::JValue;
-use std::io;
-
-macro_rules! call_method_checked {
-    ($env:expr, $obj:expr, $name:expr, $sig:expr, $args:expr, $kind:ident) => {
-        $env.call_method($obj, $name, $sig, $args)
-            .map_err(|e| {
-                io::Error::new(
-                    io::ErrorKind::Other,
-                    format!("call_method {} {} failed: {}", $name, $sig, e),
-                )
-            })?
-            .$kind()
-            .map_err(|e| io::Error::new(io::ErrorKind::Other, e))?
-    };
-}
-
-pub fn get_if_addrs() -> io::Result<Vec<Interface>> {
-    let aglock = ANDROID_GLOBALS.lock();
-    let ag = aglock.as_ref().unwrap();
-    let env = ag.vm.attach_current_thread().unwrap();
-
-    let niclass = env.find_class("java/net/NetworkInterface").unwrap();
-    let intfenum = env
-        .call_static_method(
-            niclass,
-            "getNetworkInterfaces",
-            "()Ljava/util/Enumeration;",
-            &[],
-        )
-        .unwrap()
-        .l()
-        .unwrap();
-
-    let mut out: Vec<Interface> = Vec::new();
-    while call_method_checked!(env, intfenum, "hasMoreElements", "()Z", &[], z) {
-        let intf =
-            call_method_checked!(env, intfenum, "nextElement", "()Ljava/lang/Object;", &[], l);
-
-        let nameobj = call_method_checked!(env, intf, "getName", "()Ljava/lang/String;", &[], l);
-        let name_jstrval = env.get_string(JString::from(nameobj)).unwrap();
-        let name = String::from(name_jstrval.to_string_lossy());
-
-        let intfaddrs = call_method_checked!(
-            env,
-            intf,
-            "getInterfaceAddresses",
-            "()Ljava/util/List;",
-            &[],
-            l
-        );
-        let size = call_method_checked!(env, intfaddrs, "size", "()I", &[], i);
-        for i in 0..size {
-            let intfaddr = call_method_checked!(
-                env,
-                intfaddrs,
-                "get",
-                "(I)Ljava/lang/Object;",
-                &[JValue::Int(i)],
-                l
-            );
-
-            let ia_addr = call_method_checked!(
-                env,
-                intfaddr,
-                "getAddress",
-                "()Ljava/net/InetAddress;",
-                &[],
-                l
-            );
-            let ia_bcst = call_method_checked!(
-                env,
-                intfaddr,
-                "getBroadcast",
-                "()Ljava/net/InetAddress;",
-                &[],
-                l
-            );
-            let ia_plen =
-                call_method_checked!(env, intfaddr, "getNetworkPrefixLength", "()S", &[], s);
-
-            let ia_addr_bytearray =
-                call_method_checked!(env, ia_addr, "getAddress", "()[B", &[], l);
-            let ia_addr_bytearray_len = env.get_array_length(*ia_addr_bytearray).unwrap();
-            let addr: IfAddr;
-            if ia_addr_bytearray_len == 4 {
-                let mut ia_addr_bytes_v4 = [0i8; 4];
-                env.get_byte_array_region(*ia_addr_bytearray, 0, &mut ia_addr_bytes_v4)
-                    .unwrap();
-
-                let broadcast = if !env.is_same_object(ia_bcst, JObject::null()).unwrap() {
-                    let ia_bcst_bytearray =
-                        call_method_checked!(env, ia_bcst, "getAddress", "()[B", &[], l);
-                    let ia_bcst_bytearray_len = env.get_array_length(*ia_bcst_bytearray).unwrap();
-                    if ia_bcst_bytearray_len != 4 {
-                        warn!(
-                            "mismatched inet4 broadcast address length: {}",
-                            ia_bcst_bytearray_len
-                        );
-                        continue;
-                    }
-
-                    let mut ia_bsct_bytes_v4 = [0i8; 4];
-                    env.get_byte_array_region(*ia_bcst_bytearray, 0, &mut ia_bsct_bytes_v4)
-                        .unwrap();
-
-                    Some(Ipv4Addr::from(convert_to_unsigned_4(ia_bsct_bytes_v4)))
-                } else {
-                    None
-                };
-
-                let mut ia_netmask_bytes_v4 = [0u8; 4];
-                get_netmask_from_prefix_length_v4(&mut ia_netmask_bytes_v4, ia_plen);
-                addr = IfAddr::V4(Ifv4Addr {
-                    ip: Ipv4Addr::from(convert_to_unsigned_4(ia_addr_bytes_v4)),
-                    netmask: Ipv4Addr::from(ia_netmask_bytes_v4),
-                    broadcast: broadcast,
-                });
-            } else if ia_addr_bytearray_len == 16 {
-                let mut ia_addr_bytes_v6 = [0i8; 16];
-                env.get_byte_array_region(*ia_addr_bytearray, 0, &mut ia_addr_bytes_v6)
-                    .unwrap();
-
-                let mut ia_netmask_bytes_v6 = [0u8; 16];
-                get_netmask_from_prefix_length_v6(&mut ia_netmask_bytes_v6, ia_plen);
-                addr = IfAddr::V6(Ifv6Addr {
-                    ip: Ipv6Addr::from(convert_to_unsigned_16(ia_addr_bytes_v6)),
-                    netmask: Ipv6Addr::from(ia_netmask_bytes_v6),
-                    broadcast: None,
-                });
-            } else {
-                warn!("weird inet address length: {}", ia_addr_bytearray_len);
-                continue;
-            }
-            let elem = Interface {
-                name: name.clone(),
-                addr: addr,
-            };
-
-            out.push(elem);
-        }
-    }
-    Ok(out)
-}

veilid-core/src/intf/native/utils/network_interfaces/deprecated/old_linux.rs

@@ -1,232 +0,0 @@
-#![allow(dead_code)]
-use super::*;
-use crate::xx::*;
-use hex::FromHex;
-use if_addrs::{IfAddr, Ifv4Addr, Ifv6Addr};
-use std::fs::File;
-use std::io::{BufRead, BufReader, Error, ErrorKind};
-use std::net::{Ipv4Addr, Ipv6Addr};
-
-#[derive(Debug)]
-struct ProcNetIpv6RouteEntry {
-    dest_network: Ipv6Addr,
-    dest_prefix: u8,
-    src_network: Ipv6Addr,
-    src_prefix: u8,
-    next_hop: Ipv6Addr,
-    metric: u32,
-    ref_count: u32,
-    use_count: u32,
-    flags: u32,
-    intf_name: String,
-}
-
-#[derive(Debug)]
-struct ProcNetRouteEntry {
-    iface: String,
-    destination: Ipv4Addr,
-    gateway: Ipv4Addr,
-    flags: u16,
-    ref_count: u32,
-    use_count: u32,
-    metric: u32,
-    mask: Ipv4Addr,
-    mtu: u32,
-    window: u32,
-    irtt: u32,
-}
-
-#[derive(Debug)]
-pub struct PlatformSupport {
-    proc_net_ipv6_route: Vec<ProcNetIpv6RouteEntry>,
-    proc_net_route: Vec<ProcNetRouteEntry>,
-}
-
-impl PlatformSupport {
-    fn parse_proc_net_ipv6_route() -> Result<Vec<ProcNetIpv6RouteEntry>, Error> {
-        let file = File::open("/proc/net/ipv6_route")?;
-        let reader = BufReader::new(file);
-        let mut ipv6_route: Vec<ProcNetIpv6RouteEntry> = Vec::new();
-        for line in reader.lines() {
-            let line = line?;
-            let line: Vec<&str> = line.split_ascii_whitespace().collect();
-            if line.len() != 10 {
-                return Err(Error::new(
-                    ErrorKind::InvalidData,
-                    "Unexpected number of columns in /proc/net/ipv6_route",
-                ));
-            }
-
-            let entry =
-                ProcNetIpv6RouteEntry {
-                    dest_network: Ipv6Addr::from(<[u8; 16]>::from_hex(line[0]).map_err(|_| {
-                        Error::new(ErrorKind::InvalidData, "Unable to parse dest_network")
-                    })?),
-                    dest_prefix: <[u8; 1]>::from_hex(line[1]).map_err(|_| {
-                        Error::new(ErrorKind::InvalidData, "Unable to parse dest_prefix")
-                    })?[0],
-                    src_network: Ipv6Addr::from(<[u8; 16]>::from_hex(line[2]).map_err(|_| {
-                        Error::new(ErrorKind::InvalidData, "Unable to parse src_network")
-                    })?),
-                    src_prefix: <[u8; 1]>::from_hex(line[3]).map_err(|_| {
-                        Error::new(ErrorKind::InvalidData, "Unable to parse src_prefix")
-                    })?[0],
-                    next_hop: Ipv6Addr::from(<[u8; 16]>::from_hex(line[4]).map_err(|_| {
-                        Error::new(ErrorKind::InvalidData, "Unable to parse next_hop")
-                    })?),
-                    metric: u32::from_be_bytes(<[u8; 4]>::from_hex(line[5]).map_err(|_| {
-                        Error::new(ErrorKind::InvalidData, "Unable to parse metric")
-                    })?),
-                    ref_count: u32::from_be_bytes(<[u8; 4]>::from_hex(line[6]).map_err(|_| {
-                        Error::new(ErrorKind::InvalidData, "Unable to parse ref_count")
-                    })?),
-                    use_count: u32::from_be_bytes(<[u8; 4]>::from_hex(line[7]).map_err(|_| {
-                        Error::new(ErrorKind::InvalidData, "Unable to parse use_count")
-                    })?),
-                    flags: u32::from_be_bytes(<[u8; 4]>::from_hex(line[8]).map_err(|_| {
-                        Error::new(ErrorKind::InvalidData, "Unable to parse flags")
-                    })?),
-                    intf_name: String::from(line[9]),
-                };
-
-            ipv6_route.push(entry)
-        }
-
-        Ok(ipv6_route)
-    }
-
-    fn parse_proc_net_route() -> Result<Vec<ProcNetRouteEntry>, Error> {
-        let file = File::open("/proc/net/route")?;
-        let reader = BufReader::new(file);
-        let mut route: Vec<ProcNetRouteEntry> = Vec::new();
-        let mut first = false;
-        for line in reader.lines() {
-            let line = line?;
-            let line: Vec<&str> = line.split_ascii_whitespace().collect();
-            if line.len() != 11 {
-                return Err(Error::new(
-                    ErrorKind::InvalidData,
-                    "Unexpected number of columns in /proc/net/route",
-                ));
-            }
-            if first {
-                if line
-                    != [
-                        "Iface",
-                        "Destination",
-                        "Gateway",
-                        "Flags",
-                        "RefCnt",
-                        "Use",
-                        "Metric",
-                        "Mask",
-                        "MTU",
-                        "Window",
-                        "IRTT",
-                    ]
-                {
-                    return Err(Error::new(
-                        ErrorKind::InvalidData,
-                        format!("Unexpected columns in /proc/net/route: {:?}", line),
-                    ));
-                }
-                first = false;
-                continue;
-            }
-
-            let entry =
-                ProcNetRouteEntry {
-                    iface: String::from(line[0]),
-
-                    destination: Ipv4Addr::from(u32::from_le_bytes(
-                        <[u8; 4]>::from_hex(line[0]).map_err(|_| {
-                            Error::new(ErrorKind::InvalidData, "Unable to parse destination")
-                        })?,
-                    )),
-                    gateway: Ipv4Addr::from(u32::from_le_bytes(
-                        <[u8; 4]>::from_hex(line[0]).map_err(|_| {
-                            Error::new(ErrorKind::InvalidData, "Unable to parse gateway")
-                        })?,
-                    )),
-                    flags: u16::from_be_bytes(<[u8; 2]>::from_hex(line[8]).map_err(|_| {
-                        Error::new(ErrorKind::InvalidData, "Unable to parse flags")
-                    })?),
-                    ref_count: u32::from_be_bytes(<[u8; 4]>::from_hex(line[6]).map_err(|_| {
-                        Error::new(ErrorKind::InvalidData, "Unable to parse ref_count")
-                    })?),
-                    use_count: u32::from_be_bytes(<[u8; 4]>::from_hex(line[7]).map_err(|_| {
-                        Error::new(ErrorKind::InvalidData, "Unable to parse use_count")
-                    })?),
-                    metric: u32::from_be_bytes(<[u8; 4]>::from_hex(line[5]).map_err(|_| {
-                        Error::new(ErrorKind::InvalidData, "Unable to parse metric")
-                    })?),
-                    mask: Ipv4Addr::from(u32::from_le_bytes(
-                        <[u8; 4]>::from_hex(line[0]).map_err(|_| {
-                            Error::new(ErrorKind::InvalidData, "Unable to parse mask")
-                        })?,
-                    )),
-                    mtu: u32::from_be_bytes(
-                        <[u8; 4]>::from_hex(line[5]).map_err(|_| {
-                            Error::new(ErrorKind::InvalidData, "Unable to parse mtu")
-                        })?,
-                    ),
-                    window: u32::from_be_bytes(<[u8; 4]>::from_hex(line[5]).map_err(|_| {
-                        Error::new(ErrorKind::InvalidData, "Unable to parse window")
-                    })?),
-                    irtt: u32::from_be_bytes(
-                        <[u8; 4]>::from_hex(line[5]).map_err(|_| {
-                            Error::new(ErrorKind::InvalidData, "Unable to parse irtt")
-                        })?,
-                    ),
-                };
-
-            route.push(entry)
-        }
-
-        Ok(route)
-    }
-
-    pub fn new() -> Result<Self, Error> {
-        // Read /proc/net/ipv6_route
-        let proc_net_ipv6_route = Self::parse_proc_net_ipv6_route().unwrap_or_default();
-        // Read /proc/net/route
-        let proc_net_route = Self::parse_proc_net_route().unwrap_or_default();
-
-        trace!("proc_net_ipv6_route: {:#?}", proc_net_ipv6_route);
-        trace!("proc_net_route: {:#?}", proc_net_route);
-
-        // At least one routing table must be available
-        if proc_net_ipv6_route.is_empty() && proc_net_route.is_empty() {
-            return Err(Error::new(
-                ErrorKind::InvalidData,
-                "No routing tables available",
-            ));
-        }
-        Ok(Self {
-            proc_net_ipv6_route,
-            proc_net_route,
-        })
-    }
-
-    pub fn has_default_route(&self, name: &str) -> bool {
-        for e in &self.proc_net_ipv6_route {
-            if e.intf_name == name && e.dest_prefix == 0u8 {
-                return true;
-            }
-        }
-        for e in &self.proc_net_route {
-            if e.iface == name && e.mask == Ipv4Addr::new(0, 0, 0, 0) {
-                return true;
-            }
-        }
-        false
-    }
-
-    pub fn get_address_flags(&self, _addr: &IfAddr) -> AddressFlags {
-        AddressFlags {
-            is_temporary: false,
-            is_dynamic: false,
-            is_deprecated: false,
-        }
-    }
-}

veilid-core/src/intf/native/utils/network_interfaces/mod.rs

@@ -1,7 +1,6 @@
 use crate::xx::*;
 use crate::*;
 use core::fmt;
-mod tools;
 
 cfg_if::cfg_if! {
     if #[cfg(any(target_os = "linux", target_os = "android"))] {
@@ -12,6 +11,7 @@ cfg_if::cfg_if! {
         use windows::PlatformSupportWindows as PlatformSupport;
     } else if #[cfg(any(target_os = "macos", target_os = "ios"))] {
         mod apple;
+        mod sockaddr_tools;
         use apple::PlatformSupportApple as PlatformSupport;
     } else {
         compile_error!("No network interfaces support for this platform!");

veilid-core/src/intf/native/utils/network_interfaces/sockaddr_tools.rs

@@ -0,0 +1,117 @@
+// Copyright 2018 MaidSafe.net limited.
+//
+// This SAFE Network Software is licensed to you under the MIT license <LICENSE-MIT
+// http://opensource.org/licenses/MIT> or the Modified BSD license <LICENSE-BSD
+// https://opensource.org/licenses/BSD-3-Clause>, at your option. This file may not be copied,
+// modified, or distributed except according to those terms. Please review the Licences for the
+// specific language governing permissions and limitations relating to use of the SAFE Network
+// Software.
+
+#[cfg(not(windows))]
+use libc::{sockaddr, sockaddr_in, sockaddr_in6, AF_INET, AF_INET6};
+use std::net::{IpAddr, Ipv4Addr, Ipv6Addr};
+use std::ptr::NonNull;
+#[cfg(windows)]
+use winapi::{
+    shared::ws2def::{AF_INET, AF_INET6, SOCKADDR as sockaddr, SOCKADDR_IN as sockaddr_in},
+    shared::ws2ipdef::SOCKADDR_IN6 as sockaddr_in6,
+};
+
+pub fn to_ipaddr(sockaddr: *const sockaddr) -> Option<IpAddr> {
+    if sockaddr.is_null() {
+        return None;
+    }
+    SockAddr::new(sockaddr)?.as_ipaddr()
+}
+pub enum SockAddrIn {
+    In(sockaddr_in),
+    In6(sockaddr_in6),
+}
+
+// Wrapper around a sockaddr pointer. Guaranteed to not be null.
+pub struct SockAddr {
+    inner: NonNull<sockaddr>,
+}
+
+impl SockAddr {
+    #[allow(clippy::new_ret_no_self)]
+    pub fn new(sockaddr: *const sockaddr) -> Option<Self> {
+        NonNull::new(sockaddr as *mut _).map(|inner| Self { inner })
+    }
+
+    #[cfg(not(windows))]
+    pub fn as_ipaddr(&self) -> Option<IpAddr> {
+        match self.sockaddr_in() {
+            Some(SockAddrIn::In(sa)) => Some(IpAddr::V4(Ipv4Addr::new(
+                ((sa.sin_addr.s_addr) & 255) as u8,
+                ((sa.sin_addr.s_addr >> 8) & 255) as u8,
+                ((sa.sin_addr.s_addr >> 16) & 255) as u8,
+                ((sa.sin_addr.s_addr >> 24) & 255) as u8,
+            ))),
+            Some(SockAddrIn::In6(sa)) => {
+                // Ignore all fe80:: addresses as these are link locals
+                if sa.sin6_addr.s6_addr[0] == 0xfe && sa.sin6_addr.s6_addr[1] == 0x80 {
+                    return None;
+                }
+                Some(IpAddr::V6(Ipv6Addr::from(sa.sin6_addr.s6_addr)))
+            }
+            None => None,
+        }
+    }
+
+    #[cfg(windows)]
+    pub fn as_ipaddr(&self) -> Option<IpAddr> {
+        match self.sockaddr_in() {
+            Some(SockAddrIn::In(sa)) => {
+                let s_addr = unsafe { sa.sin_addr.S_un.S_addr() };
+                // Ignore all 169.254.x.x addresses as these are not active interfaces
+                if s_addr & 65535 == 0xfea9 {
+                    return None;
+                }
+                Some(IpAddr::V4(Ipv4Addr::new(
+                    ((s_addr >> 0) & 255u32) as u8,
+                    ((s_addr >> 8) & 255u32) as u8,
+                    ((s_addr >> 16) & 255u32) as u8,
+                    ((s_addr >> 24) & 255u32) as u8,
+                )))
+            }
+            Some(SockAddrIn::In6(sa)) => {
+                let s6_addr = unsafe { sa.sin6_addr.u.Byte() };
+                // Ignore all fe80:: addresses as these are link locals
+                if s6_addr[0] == 0xfe && s6_addr[1] == 0x80 {
+                    return None;
+                }
+                Some(IpAddr::V6(Ipv6Addr::from(s6_addr.clone())))
+            }
+            None => None,
+        }
+    }
+
+    pub fn sockaddr_in(&self) -> Option<SockAddrIn> {
+        const AF_INET_U32: u32 = AF_INET as u32;
+        const AF_INET6_U32: u32 = AF_INET6 as u32;
+
+        match self.sa_family() {
+            AF_INET_U32 => Some(SockAddrIn::In(self.sa_in())),
+            AF_INET6_U32 => Some(SockAddrIn::In6(self.sa_in6())),
+            _ => None,
+        }
+    }
+
+    #[allow(unsafe_code)]
+    pub fn sa_family(&self) -> u32 {
+        unsafe { u32::from(self.inner.as_ref().sa_family) }
+    }
+
+    #[allow(unsafe_code)]
+    #[allow(clippy::cast_ptr_alignment)]
+    pub fn sa_in(&self) -> sockaddr_in {
+        unsafe { *(self.inner.as_ptr() as *const sockaddr_in) }
+    }
+
+    #[allow(unsafe_code)]
+    #[allow(clippy::cast_ptr_alignment)]
+    pub fn sa_in6(&self) -> sockaddr_in6 {
+        unsafe { *(self.inner.as_ptr() as *const sockaddr_in6) }
+    }
+}

veilid-core/src/tests/ios/veilidcore-tests/veilidcore-tests.xcodeproj/project.pbxproj

@@ -18,8 +18,8 @@
 
 /* Begin PBXFileReference section */
 		4317C6BA2694A675009C717F /* veilidcore-tests-Bridging-Header.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "veilidcore-tests-Bridging-Header.h"; sourceTree = "<group>"; };
-		4317C6BB2694A676009C717F /* veilid-core.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = veilid-core.h; sourceTree = "<group>"; };
-		4317C6BC2694A676009C717F /* veilid-core.c */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.c; path = veilid-core.c; sourceTree = "<group>"; };
+		4317C6BB2694A676009C717F /* veilid-core.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "veilid-core.h"; sourceTree = "<group>"; };
+		4317C6BC2694A676009C717F /* veilid-core.c */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.c; path = "veilid-core.c"; sourceTree = "<group>"; };
 		43C436AC268904AC002D11C5 /* veilidcore-tests.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = "veilidcore-tests.app"; sourceTree = BUILT_PRODUCTS_DIR; };
 		43C436AF268904AC002D11C5 /* AppDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };
 		43C436B1268904AC002D11C5 /* SceneDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SceneDelegate.swift; sourceTree = "<group>"; };
@@ -339,11 +339,11 @@
 				);
 				OTHER_LDFLAGS = "";
 				"OTHER_LDFLAGS[sdk=iphoneos*]" = (
-					"-L../../../../target/aarch64-apple-ios/debug",
+					"-L../../../../../target/aarch64-apple-ios/debug",
 					"-lveilid_core",
 				);
 				"OTHER_LDFLAGS[sdk=iphonesimulator*]" = (
-					"-L../../../../target/x86_64-apple-ios/debug",
+					"-L../../../../../target/x86_64-apple-ios/debug",
 					"-lveilid_core",
 				);
 				PRODUCT_BUNDLE_IDENTIFIER = "com.veilid.veilidcore-tests";
@@ -371,11 +371,11 @@
 				);
 				OTHER_LDFLAGS = "";
 				"OTHER_LDFLAGS[sdk=iphoneos*]" = (
-					"-L../../../../target/aarch64-apple-ios/release",
+					"-L../../../../../target/aarch64-apple-ios/release",
 					"-lveilid_core",
 				);
 				"OTHER_LDFLAGS[sdk=iphonesimulator*]" = (
-					"-L../../../../target/x86_64-apple-ios/release",
+					"-L../../../../../target/x86_64-apple-ios/release",
 					"-lveilid_core",
 				);
 				PRODUCT_BUNDLE_IDENTIFIER = "com.veilid.veilidcore-tests";