curl_global_sslset: always provide available backends

Closes #2499
curl · Apr 23, 2018 · d0394de · d0394de
1 parent 0a3589c
commit d0394de
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Showing 2 changed files with 7 additions and 3 deletions.
diff --git a/docs/libcurl/curl_global_sslset.3 b/docs/libcurl/curl_global_sslset.3
@@ -5,7 +5,7 @@
 .\" *                            | (__| |_| |  _ <| |___
 .\" *                             \___|\___/|_| \_\_____|
 .\" *
-.\" * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
+.\" * Copyright (C) 1998 - 2018, Daniel Stenberg, <daniel@haxx.se>, et al.
 .\" *
 .\" * This software is licensed as described in the file COPYING, which
 .\" * you should have received as part of this distribution. The terms
@@ -64,6 +64,9 @@ CURLSSLSET_UNKNOWN_BACKEND and set the \fIavail\fP pointer to the
 NULL-terminated list of available backends. The available backends are those
 that this particular build of libcurl supports.
 
+Since libcurl 7.60.0, the \fIavail\fP pointer will always be set to the list
+of alternatives if non-NULL.
+
 Upon success, the function returns CURLSSLSET_OK.
 
 If the specified SSL backend is not available, the function returns

diff --git a/lib/vtls/vtls.c b/lib/vtls/vtls.c
@@ -1304,6 +1304,9 @@ CURLsslset curl_global_sslset(curl_sslbackend id, const char *name,
 {
   int i;
 
+  if(avail)
+    *avail = (const curl_ssl_backend **)&available_backends;
+
   if(Curl_ssl != &Curl_ssl_multi)
     return id == Curl_ssl->info.id ? CURLSSLSET_OK : CURLSSLSET_TOO_LATE;
 
@@ -1315,8 +1318,6 @@ CURLsslset curl_global_sslset(curl_sslbackend id, const char *name,
     }
   }
 
-  if(avail)
-    *avail = (const curl_ssl_backend **)&available_backends;
   return CURLSSLSET_UNKNOWN_BACKEND;
 }