Expose OpenVpnEnv type from openvpn_ffi

2 files changed, 6 insertions, 1 deletions

diff --git a/openvpn_ffi/src/lib.rs b/openvpn_ffi/src/lib.rs
index 00e0d58031..934eb091df 100644
--- a/openvpn_ffi/src/lib.rs
+++ b/openvpn_ffi/src/lib.rs
@@ -12,6 +12,7 @@ extern crate serde_derive;
 extern crate assert_matches;
 
 
+use std::collections::HashMap;
 use std::os::raw::c_int;
 
 mod structs;
@@ -29,6 +30,10 @@ error_chain!{
 }
 
 
+/// Type definition for environment variables from OpenVPN
+pub type OpenVpnEnv = HashMap<String, String>;
+
+
 // Return values. Returned from the plugin to OpenVPN to indicate success or failure. Can also
 // Accept (success) or decline (error) an operation, such as incoming client connection attempt.
 pub const OPENVPN_PLUGIN_FUNC_SUCCESS: c_int = 0;
diff --git a/openvpn_ffi/src/parse.rs b/openvpn_ffi/src/parse.rs
index 787883fd70..6d0c42c06f 100644
--- a/openvpn_ffi/src/parse.rs
+++ b/openvpn_ffi/src/parse.rs
@@ -52,7 +52,7 @@ pub unsafe fn string_array(mut ptr: *const *const c_char) -> Result<Vec<String>>
 /// # Segfaults
 ///
 /// Uses `string_array` internally and will segfault for the same reasons as that function.
-pub unsafe fn env(envptr: *const *const c_char) -> Result<HashMap<String, String>> {
+pub unsafe fn env(envptr: *const *const c_char) -> Result<::OpenVpnEnv> {
     let mut map = HashMap::new();
     for string in string_array(envptr)? {
         let mut iter = string.splitn(2, '=');