[tor-commits] [tor/master] Hiding crypt_path_t: Move the free func in crypt_path.c.

[dgoulet@xxxxxxxxxxxxxx]

commit 4bd0c4852aad724fd9639f5250c5893341cd5935
Author: George Kadianakis <desnacked@xxxxxxxxxx>
Date:   Mon Apr 8 15:37:02 2019 +0300

    Hiding crypt_path_t: Move the free func in crypt_path.c.
    
    Again everything is moved, apart from a free line using ->private.
---
 src/core/or/circuitlist.c | 17 -----------------
 src/core/or/crypt_path.c  | 19 +++++++++++++++++++
 src/core/or/crypt_path.h  |  3 +++
 3 files changed, 22 insertions(+), 17 deletions(-)

diff --git a/src/core/or/circuitlist.c b/src/core/or/circuitlist.c
index ee9e89f38..83c651ff1 100644
--- a/src/core/or/circuitlist.c
+++ b/src/core/or/circuitlist.c
@@ -133,7 +133,6 @@ static smartlist_t *circuits_pending_other_guards = NULL;
  * circuit_mark_for_close and which are waiting for circuit_about_to_free. */
 static smartlist_t *circuits_pending_close = NULL;
 
-static void circuit_free_cpath_node(crypt_path_t *victim);
 static void cpath_ref_decref(crypt_path_reference_t *cpath_ref);
 static void circuit_about_to_free_atexit(circuit_t *circ);
 static void circuit_about_to_free(circuit_t *circ);
@@ -1333,22 +1332,6 @@ circuit_free_all(void)
   HT_CLEAR(chan_circid_map, &chan_circid_map);
 }
 
-/** Deallocate space associated with the cpath node <b>victim</b>. */
-static void
-circuit_free_cpath_node(crypt_path_t *victim)
-{
-  if (!victim)
-    return;
-
-  relay_crypto_clear(&victim->crypto);
-  onion_handshake_state_release(&victim->handshake_state);
-  crypto_dh_free(victim->rend_dh_handshake_state);
-  extend_info_free(victim->extend_info);
-
-  memwipe(victim, 0xBB, sizeof(crypt_path_t)); /* poison memory */
-  tor_free(victim);
-}
-
 /** Release a crypt_path_reference_t*, which may be NULL. */
 static void
 cpath_ref_decref(crypt_path_reference_t *cpath_ref)
diff --git a/src/core/or/crypt_path.c b/src/core/or/crypt_path.c
index 77f129eff..54f5623d3 100644
--- a/src/core/or/crypt_path.c
+++ b/src/core/or/crypt_path.c
@@ -16,9 +16,13 @@
 #include "core/or/crypt_path.h"
 
 #include "core/crypto/relay_crypto.h"
+#include "core/crypto/onion_crypto.h"
 #include "core/or/circuitbuild.h"
 #include "core/or/circuitlist.h"
 
+#include "lib/crypt_ops/crypto_dh.h"
+#include "lib/crypt_ops/crypto_util.h"
+
 #include "core/or/crypt_path_st.h"
 #include "core/or/cell_st.h"
 
@@ -143,6 +147,21 @@ circuit_init_cpath_crypto(crypt_path_t *cpath,
 }
 
 
+/** Deallocate space associated with the cpath node <b>victim</b>. */
+void
+circuit_free_cpath_node(crypt_path_t *victim)
+{
+  if (!victim)
+    return;
+
+  relay_crypto_clear(&victim->private->crypto);
+  onion_handshake_state_release(&victim->handshake_state);
+  crypto_dh_free(victim->rend_dh_handshake_state);
+  extend_info_free(victim->extend_info);
+
+  memwipe(victim, 0xBB, sizeof(crypt_path_t)); /* poison memory */
+  tor_free(victim);
+}
 
 /********************** cpath crypto API *******************************/
 
diff --git a/src/core/or/crypt_path.h b/src/core/or/crypt_path.h
index a7ebe604f..e8455c632 100644
--- a/src/core/or/crypt_path.h
+++ b/src/core/or/crypt_path.h
@@ -16,6 +16,9 @@ int circuit_init_cpath_crypto(crypt_path_t *cpath,
                               const char *key_data, size_t key_data_len,
                               int reverse, int is_hs_v3);
 
+void
+circuit_free_cpath_node(crypt_path_t *victim);
+
 /* rename */
 void onion_append_to_cpath(crypt_path_t **head_ptr, crypt_path_t *new_hop);
 



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