Implements method proxy_headers to add headers only to the proxy.

See <https://curl.se/libcurl/c/CURLOPT_PROXYHEADER.html>

Author: jcamiel

curl-sys/lib.rs

@@ -588,6 +588,7 @@ pub const CURLOPT_SSL_OPTIONS: CURLoption = CURLOPTTYPE_LONG + 216;
 // pub const CURLOPT_DNS_LOCAL_IP6: CURLoption = CURLOPTTYPE_OBJECTPOINT + 223;
 // pub const CURLOPT_LOGIN_OPTIONS: CURLoption = CURLOPTTYPE_OBJECTPOINT + 224;
 pub const CURLOPT_EXPECT_100_TIMEOUT_MS: CURLoption = CURLOPTTYPE_LONG + 227;
+pub const CURLOPT_PROXYHEADER: CURLoption = CURLOPTTYPE_OBJECTPOINT + 228;
 pub const CURLOPT_PINNEDPUBLICKEY: CURLoption = CURLOPTTYPE_OBJECTPOINT + 230;
 pub const CURLOPT_UNIX_SOCKET_PATH: CURLoption = CURLOPTTYPE_OBJECTPOINT + 231;
 pub const CURLOPT_PATH_AS_IS: CURLoption = CURLOPTTYPE_LONG + 234;

src/easy/handle.rs

@@ -846,6 +846,11 @@ impl Easy {
         self.inner.http_headers(list)
     }
 
+    /// Same as [`Easy2::proxy_headers`](struct.Easy2.html#method.proxy_headers)
+    pub fn proxy_headers(&mut self, list: List) -> Result<(), Error> {
+        self.inner.proxy_headers(list)
+    }
+
     /// Same as [`Easy2::cookie`](struct.Easy2.html#method.cookie)
     pub fn cookie(&mut self, cookie: &str) -> Result<(), Error> {
         self.inner.cookie(cookie)

src/easy/handler.rs

@@ -384,6 +384,7 @@ struct Inner<H> {
     header_list: Option<List>,
     resolve_list: Option<List>,
     connect_to_list: Option<List>,
+    proxy_header_list: Option<List>,
     form: Option<Form>,
     error_buf: RefCell<Vec<u8>>,
     handler: H,
@@ -594,6 +595,7 @@ impl<H: Handler> Easy2<H> {
                     header_list: None,
                     resolve_list: None,
                     connect_to_list: None,
+                    proxy_header_list: None,
                     form: None,
                     error_buf: RefCell::new(vec![0; curl_sys::CURL_ERROR_SIZE]),
                     handler,
@@ -1593,15 +1595,17 @@ impl<H> Easy2<H> {
         self.setopt_ptr(curl_sys::CURLOPT_HTTPHEADER, ptr as *const _)
     }
 
-    // /// Add some headers to send to the HTTP proxy.
-    // ///
-    // /// This function is essentially the same as `http_headers`.
-    // ///
-    // /// By default this option is not set and corresponds to
-    // /// `CURLOPT_PROXYHEADER`
-    // pub fn proxy_headers(&mut self, list: &'a List) -> Result<(), Error> {
-    //     self.setopt_ptr(curl_sys::CURLOPT_PROXYHEADER, list.raw as *const _)
-    // }
+    /// Add some headers to send to the HTTP proxy.
+    ///
+    /// This function is essentially the same as `http_headers`.
+    ///
+    /// By default this option is not set and corresponds to
+    /// `CURLOPT_PROXYHEADER`
+    pub fn proxy_headers(&mut self, list: List) -> Result<(), Error> {
+        let ptr = list::raw(&list);
+        self.inner.proxy_header_list = Some(list);
+        self.setopt_ptr(curl_sys::CURLOPT_PROXYHEADER, ptr as *const _)
+    }
 
     /// Set the contents of the HTTP Cookie header.
     ///