Tweak sign of rend_token params for consistency

src/or/circuitlist.c

@@ -1354,21 +1354,22 @@ circuit_set_rend_token(or_circuit_t *circ, int is_rend_circ,
  * Return NULL if no such circuit is found.
  */
 or_circuit_t *
-circuit_get_rendezvous(const char *cookie)
+circuit_get_rendezvous(const uint8_t *cookie)
 {
   return circuit_get_by_rend_token_and_purpose(
                                      CIRCUIT_PURPOSE_REND_POINT_WAITING,
-                                     1, cookie);
+                                     1, (const char*)cookie);
 }
 
 /** Return the circuit waiting for intro cells of the given digest.
  * Return NULL if no such circuit is found.
  */
 or_circuit_t *
-circuit_get_intro_point(const char *digest)
+circuit_get_intro_point(const uint8_t *digest)
 {
   return circuit_get_by_rend_token_and_purpose(
-                                     CIRCUIT_PURPOSE_INTRO_POINT, 0, digest);
+                                     CIRCUIT_PURPOSE_INTRO_POINT, 0,
+                                     (const char *)digest);
 }
 
 /** Set the rendezvous cookie of <b>circ</b> to <b>cookie</b>.  If another

src/or/circuitlist.h

@@ -47,8 +47,8 @@ origin_circuit_t *circuit_get_ready_rend_circ_by_rend_data(
   const rend_data_t *rend_data);
 origin_circuit_t *circuit_get_next_by_pk_and_purpose(origin_circuit_t *start,
                                          const char *digest, uint8_t purpose);
-or_circuit_t *circuit_get_rendezvous(const char *cookie);
-or_circuit_t *circuit_get_intro_point(const char *digest);
+or_circuit_t *circuit_get_rendezvous(const uint8_t *cookie);
+or_circuit_t *circuit_get_intro_point(const uint8_t *digest);
 void circuit_set_rendezvous_cookie(or_circuit_t *circ, const uint8_t *cookie);
 void circuit_set_intro_point_digest(or_circuit_t *circ, const uint8_t *digest);
 origin_circuit_t *circuit_find_to_cannibalize(uint8_t purpose,

src/or/rendmid.c

@@ -94,7 +94,7 @@ rend_mid_establish_intro(or_circuit_t *circ, const uint8_t *request,
 
   /* Close any other intro circuits with the same pk. */
   c = NULL;
-  while ((c = circuit_get_intro_point(pk_digest))) {
+  while ((c = circuit_get_intro_point((const uint8_t *)pk_digest))) {
     log_info(LD_REND, "Replacing old circuit for service %s",
              safe_str(serviceid));
     circuit_mark_for_close(TO_CIRCUIT(c), END_CIRC_REASON_FINISHED);
@@ -165,7 +165,7 @@ rend_mid_introduce(or_circuit_t *circ, const uint8_t *request,
                 (char*)request, REND_SERVICE_ID_LEN);
 
   /* The first 20 bytes are all we look at: they have a hash of Bob's PK. */
-  intro_circ = circuit_get_intro_point((char*)request);
+  intro_circ = circuit_get_intro_point((const uint8_t*)request);
   if (!intro_circ) {
     log_info(LD_REND,
              "No intro circ found for INTRODUCE1 cell (%s) from circuit %u; "
@@ -235,7 +235,7 @@ rend_mid_establish_rendezvous(or_circuit_t *circ, const uint8_t *request,
     goto err;
   }
 
-  if (circuit_get_rendezvous((char*)request)) {
+  if (circuit_get_rendezvous(request)) {
     log_warn(LD_PROTOCOL,
              "Duplicate rendezvous cookie in ESTABLISH_RENDEZVOUS.");
     goto err;
@@ -299,7 +299,7 @@ rend_mid_rendezvous(or_circuit_t *circ, const uint8_t *request,
            "Got request for rendezvous from circuit %u to cookie %s.",
            (unsigned)circ->p_circ_id, hexid);
 
-  rend_circ = circuit_get_rendezvous((char*)request);
+  rend_circ = circuit_get_rendezvous(request);
   if (!rend_circ) {
     log_fn(LOG_PROTOCOL_WARN, LD_PROTOCOL,
          "Rejecting RENDEZVOUS1 cell with unrecognized rendezvous cookie %s.",