[or-cvs] r16354: Encode authorization type in client authorization string. (tor/branches/121-hs-authorization/src/or)

[kloesing at seul.org]

Author: kloesing
Date: 2008-08-02 04:55:19 -0400 (Sat, 02 Aug 2008)
New Revision: 16354

Modified:
   tor/branches/121-hs-authorization/src/or/rendservice.c
Log:
Encode authorization type in client authorization string.

Modified: tor/branches/121-hs-authorization/src/or/rendservice.c
===================================================================
--- tor/branches/121-hs-authorization/src/or/rendservice.c	2008-08-02 02:26:42 UTC (rev 16353)
+++ tor/branches/121-hs-authorization/src/or/rendservice.c	2008-08-02 08:55:19 UTC (rev 16354)
@@ -599,8 +599,6 @@
                  REND_DESC_COOKIE_LEN);
         } else {
           crypto_rand(client->descriptor_cookie, REND_DESC_COOKIE_LEN);
-          desc_cook_out[strlen(desc_cook_out)-3] = '\0'; /* Remove == signs
-                                                            and newline. */
         }
         if (base64_encode(desc_cook_out, 3*REND_DESC_COOKIE_LEN_BASE64+1,
                           client->descriptor_cookie,
@@ -666,6 +664,19 @@
         append_bytes_to_file(cfname, buf, strlen(buf), 0);
         /* Add line to hostname file. */
         if (s->auth_type == 2) {
+          char extended_desc_cookie[REND_DESC_COOKIE_LEN+1];
+          memcpy(extended_desc_cookie, client->descriptor_cookie,
+                 REND_DESC_COOKIE_LEN);
+          extended_desc_cookie[REND_DESC_COOKIE_LEN] = (s->auth_type-1)<<4;
+          if (base64_encode(desc_cook_out, 3*REND_DESC_COOKIE_LEN_BASE64+1,
+                            extended_desc_cookie,
+                            REND_DESC_COOKIE_LEN+1) < 0) {
+            log_warn(LD_BUG, "Could not base64-encode descriptor cookie.");
+            strmap_free(parsed_clients, rend_authorized_client_free);
+            return -1;
+          }
+          desc_cook_out[strlen(desc_cook_out)-3] = '\0'; /* Remove A= and
+                                                            newline. */
           tor_snprintf(buf, sizeof(buf),"%s.onion %s # client: %s\n",
                        service_id, desc_cook_out, client->client_name);
         } else {