Make the get_options() return const

This lets us make a lot of other stuff const, allows the compiler to
generate (slightly) better code, and will make me get slightly fewer
patches from folks who stick mutable stuff into or_options_t.

const: because not every input is an output!

1 files changed, 3 insertions, 2 deletions

diff --git a/src/or/rendclient.c b/src/or/rendclient.c
index 3e9c6e8e55..c4eddb6e7b 100644
--- a/src/or/rendclient.c
+++ b/src/or/rendclient.c
@@ -903,7 +903,7 @@ rend_client_get_random_intro_impl(const rend_cache_entry_t *entry,
   int i;
 
   rend_intro_point_t *intro;
-  or_options_t *options = get_options();
+  const or_options_t *options = get_options();
   smartlist_t *usable_nodes;
   int n_excluded = 0;
 
@@ -1010,7 +1010,8 @@ rend_service_authorization_free_all(void)
  * service and add it to the local map of hidden service authorizations.
  * Return 0 for success and -1 for failure. */
 int
-rend_parse_service_authorization(or_options_t *options, int validate_only)
+rend_parse_service_authorization(const or_options_t *options,
+                                 int validate_only)
 {
   config_line_t *line;
   int res = -1;