1#[cfg(all(test, not(any(target_os = "emscripten", all(target_os = "wasi", target_env = "p1")))))]
3mod tests;
4
5#[stable(feature = "rust1", since = "1.0.0")]
6pub use core::net::{SocketAddr, SocketAddrV4, SocketAddrV6};
7
8use crate::net::{IpAddr, Ipv4Addr, Ipv6Addr};
9use crate::sys::net::LookupHost;
10use crate::{io, iter, option, slice, vec};
11
12#[stable(feature = "rust1", since = "1.0.0")]
120pub trait ToSocketAddrs {
121 #[stable(feature = "rust1", since = "1.0.0")]
124 type Iter: Iterator<Item = SocketAddr>;
125
126 #[stable(feature = "rust1", since = "1.0.0")]
134 fn to_socket_addrs(&self) -> io::Result<Self::Iter>;
135}
136
137#[stable(feature = "rust1", since = "1.0.0")]
138impl ToSocketAddrs for SocketAddr {
139 type Iter = option::IntoIter<SocketAddr>;
140 fn to_socket_addrs(&self) -> io::Result<option::IntoIter<SocketAddr>> {
141 Ok(Some(*self).into_iter())
142 }
143}
144
145#[stable(feature = "rust1", since = "1.0.0")]
146impl ToSocketAddrs for SocketAddrV4 {
147 type Iter = option::IntoIter<SocketAddr>;
148 fn to_socket_addrs(&self) -> io::Result<option::IntoIter<SocketAddr>> {
149 SocketAddr::V4(*self).to_socket_addrs()
150 }
151}
152
153#[stable(feature = "rust1", since = "1.0.0")]
154impl ToSocketAddrs for SocketAddrV6 {
155 type Iter = option::IntoIter<SocketAddr>;
156 fn to_socket_addrs(&self) -> io::Result<option::IntoIter<SocketAddr>> {
157 SocketAddr::V6(*self).to_socket_addrs()
158 }
159}
160
161#[stable(feature = "rust1", since = "1.0.0")]
162impl ToSocketAddrs for (IpAddr, u16) {
163 type Iter = option::IntoIter<SocketAddr>;
164 fn to_socket_addrs(&self) -> io::Result<option::IntoIter<SocketAddr>> {
165 let (ip, port) = *self;
166 match ip {
167 IpAddr::V4(ref a) => (*a, port).to_socket_addrs(),
168 IpAddr::V6(ref a) => (*a, port).to_socket_addrs(),
169 }
170 }
171}
172
173#[stable(feature = "rust1", since = "1.0.0")]
174impl ToSocketAddrs for (Ipv4Addr, u16) {
175 type Iter = option::IntoIter<SocketAddr>;
176 fn to_socket_addrs(&self) -> io::Result<option::IntoIter<SocketAddr>> {
177 let (ip, port) = *self;
178 SocketAddrV4::new(ip, port).to_socket_addrs()
179 }
180}
181
182#[stable(feature = "rust1", since = "1.0.0")]
183impl ToSocketAddrs for (Ipv6Addr, u16) {
184 type Iter = option::IntoIter<SocketAddr>;
185 fn to_socket_addrs(&self) -> io::Result<option::IntoIter<SocketAddr>> {
186 let (ip, port) = *self;
187 SocketAddrV6::new(ip, port, 0, 0).to_socket_addrs()
188 }
189}
190
191fn resolve_socket_addr(lh: LookupHost) -> io::Result<vec::IntoIter<SocketAddr>> {
192 let p = lh.port();
193 let v: Vec<_> = lh
194 .map(|mut a| {
195 a.set_port(p);
196 a
197 })
198 .collect();
199 Ok(v.into_iter())
200}
201
202#[stable(feature = "rust1", since = "1.0.0")]
203impl ToSocketAddrs for (&str, u16) {
204 type Iter = vec::IntoIter<SocketAddr>;
205 fn to_socket_addrs(&self) -> io::Result<vec::IntoIter<SocketAddr>> {
206 let (host, port) = *self;
207
208 if let Ok(addr) = host.parse::<Ipv4Addr>() {
210 let addr = SocketAddrV4::new(addr, port);
211 return Ok(vec![SocketAddr::V4(addr)].into_iter());
212 }
213 if let Ok(addr) = host.parse::<Ipv6Addr>() {
214 let addr = SocketAddrV6::new(addr, port, 0, 0);
215 return Ok(vec![SocketAddr::V6(addr)].into_iter());
216 }
217
218 resolve_socket_addr((host, port).try_into()?)
219 }
220}
221
222#[stable(feature = "string_u16_to_socket_addrs", since = "1.46.0")]
223impl ToSocketAddrs for (String, u16) {
224 type Iter = vec::IntoIter<SocketAddr>;
225 fn to_socket_addrs(&self) -> io::Result<vec::IntoIter<SocketAddr>> {
226 (&*self.0, self.1).to_socket_addrs()
227 }
228}
229
230#[stable(feature = "rust1", since = "1.0.0")]
232impl ToSocketAddrs for str {
233 type Iter = vec::IntoIter<SocketAddr>;
234 fn to_socket_addrs(&self) -> io::Result<vec::IntoIter<SocketAddr>> {
235 if let Ok(addr) = self.parse() {
237 return Ok(vec![addr].into_iter());
238 }
239
240 resolve_socket_addr(self.try_into()?)
241 }
242}
243
244#[stable(feature = "slice_to_socket_addrs", since = "1.8.0")]
245impl<'a> ToSocketAddrs for &'a [SocketAddr] {
246 type Iter = iter::Cloned<slice::Iter<'a, SocketAddr>>;
247
248 fn to_socket_addrs(&self) -> io::Result<Self::Iter> {
249 Ok(self.iter().cloned())
250 }
251}
252
253#[stable(feature = "rust1", since = "1.0.0")]
254impl<T: ToSocketAddrs + ?Sized> ToSocketAddrs for &T {
255 type Iter = T::Iter;
256 fn to_socket_addrs(&self) -> io::Result<T::Iter> {
257 (**self).to_socket_addrs()
258 }
259}
260
261#[stable(feature = "string_to_socket_addrs", since = "1.16.0")]
262impl ToSocketAddrs for String {
263 type Iter = vec::IntoIter<SocketAddr>;
264 fn to_socket_addrs(&self) -> io::Result<vec::IntoIter<SocketAddr>> {
265 (&**self).to_socket_addrs()
266 }
267}RetroSearch is an open source project built by @garambo | Open a GitHub Issue
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