[tor-commits] [tor/master] Extract expressions in construct_ntor_key_map()

[asn@xxxxxxxxxxxxxx]

commit 1e9488f2fd829d48eb5ef6c2170e0f7163061136
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Wed Sep 18 11:11:05 2019 -0400

    Extract expressions in construct_ntor_key_map()
    
    No behavioral change here: this is just refactoring.
---
 src/feature/relay/router.c | 17 +++++++----------
 1 file changed, 7 insertions(+), 10 deletions(-)

diff --git a/src/feature/relay/router.c b/src/feature/relay/router.c
index dad2c6a50..88a30cef0 100644
--- a/src/feature/relay/router.c
+++ b/src/feature/relay/router.c
@@ -278,19 +278,16 @@ construct_ntor_key_map(void)
 {
   di_digest256_map_t *m = NULL;
 
-  if (!tor_mem_is_zero((const char*)
-                       curve25519_onion_key.pubkey.public_key,
-                       CURVE25519_PUBKEY_LEN)) {
-    dimap_add_entry(&m,
-                    curve25519_onion_key.pubkey.public_key,
+  const uint8_t *cur_pk = curve25519_onion_key.pubkey.public_key;
+  const uint8_t *last_pk = last_curve25519_onion_key.pubkey.public_key;
+
+  if (!tor_mem_is_zero((const char *)cur_pk, CURVE25519_PUBKEY_LEN)) {
+    dimap_add_entry(&m, cur_pk,
                     tor_memdup(&curve25519_onion_key,
                                sizeof(curve25519_keypair_t)));
   }
-  if (!tor_mem_is_zero((const char*)
-                          last_curve25519_onion_key.pubkey.public_key,
-                       CURVE25519_PUBKEY_LEN)) {
-    dimap_add_entry(&m,
-                    last_curve25519_onion_key.pubkey.public_key,
+  if (!tor_mem_is_zero((const char*)last_pk, CURVE25519_PUBKEY_LEN)) {
+    dimap_add_entry(&m, last_pk,
                     tor_memdup(&last_curve25519_onion_key,
                                sizeof(curve25519_keypair_t)));
   }



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