[tor-commits] [torspec/master] Document new fields added for #2411

[nickm@xxxxxxxxxxxxxx]

commit 2f040bc03e61d1eef482e6e170ba9de1a3fd434a
Author: Robert Ransom <rransom.8774@xxxxxxxxx>
Date:   Fri Jun 24 13:58:02 2011 -0700

    Document new fields added for #2411
---
 control-spec.txt |   54 +++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 53 insertions(+), 1 deletions(-)

diff --git a/control-spec.txt b/control-spec.txt
index e770415..aa04120 100644
--- a/control-spec.txt
+++ b/control-spec.txt
@@ -1081,7 +1081,8 @@
    The syntax is:
 
      "650" SP "CIRC" SP CircuitID SP CircStatus [SP Path]
-          [SP "PURPOSE=" Purpose]
+          [SP "BUILD_FLAGS=" BuildFlags] [SP "PURPOSE=" Purpose]
+          [SP "HS_STATE=" HSState] [SP "REND_QUERY=" HSAddress]
           [SP "REASON=" Reason [SP "REMOTE_REASON=" Reason]] CRLF
 
       CircStatus =
@@ -1097,10 +1098,23 @@
         ; is as follows:
         ; Path = ServerID *("," ServerID)
 
+      BuildFlags = BuildFlag *("," BuildFlag)
+      BuildFlag = "ONEHOP_TUNNEL" / "IS_INTERNAL" /
+                  "NEED_CAPACITY" / "NEED_UPTIME"
+
       Purpose = "GENERAL" / "HS_CLIENT_INTRO" / "HS_CLIENT_REND" /
                 "HS_SERVICE_INTRO" / "HS_SERVICE_REND" / "TESTING" /
                 "CONTROLLER"
 
+      HSState = "HSCI_CONNECTING" / "HSCI_INTRO_SENT" / "HSCI_DONE" /
+                "HSCR_CONNECTING" / "HSCR_ESTABLISHED_IDLE" /
+                "HSCR_ESTABLISHED_WAITING" / "HSCR_JOINED" /
+                "HSSI_CONNECTING" / "HSSI_ESTABLISHED" /
+                "HSSR_CONNECTING" / "HSSR_JOINED"
+
+      HSAddress = 16*Base32Character
+      Base32Character = ALPHA / "2" / "3" / "4" / "5" / "6" / "7"
+
       Reason = "NONE" / "TORPROTOCOL" / "INTERNAL" / "REQUESTED" /
                "HIBERNATING" / "RESOURCELIMIT" / "CONNECTFAILED" /
                "OR_IDENTITY" / "OR_CONN_CLOSED" / "TIMEOUT" /
@@ -1110,6 +1124,15 @@
    The path is provided only when the circuit has been extended at least one
    hop.
 
+   The "BUILD_FLAGS" field is provided only in versions 0.2.3.2-alpha
+   and later.  Clients MUST accept build flags not listed above.
+   Build flags are defined as follows:
+
+      ONEHOP_TUNNEL   (one-hop circuit, used for tunneled directory conns)
+      IS_INTERNAL     (internal circuit, not to be used for exiting streams)
+      NEED_CAPACITY   (this circuit must use only high-capacity nodes)
+      NEED_UPTIME     (this circuit must use only high-uptime nodes)
+
    The "PURPOSE" field is provided only in versions 0.2.1.6-alpha and
    later, and only if extended events are enabled (see 3.19).  Clients
    MUST accept purposes not listed above.  Purposes are defined as
@@ -1123,6 +1146,35 @@
       TESTING         (reachability-testing circuit; carries no traffic)
       CONTROLLER      (circuit built by a controller)
 
+   The "HS_STATE" field is provided only for hidden-service circuits,
+   and only in versions 0.2.3.2-alpha and later.  Clients MUST accept
+   hidden-service circuit states not listed above.  Hidden-service
+   circuit states are defined as follows:
+
+      HSCI_*      (client-side introduction-point circuit states)
+        HSCI_CONNECTING          (connecting to intro point)
+        HSCI_INTRO_SENT          (sent INTRODUCE1; waiting for reply from IP)
+        HSCI_DONE                (received reply from IP relay; closing)
+
+      HSCR_*      (client-side rendezvous-point circuit states)
+        HSCR_CONNECTING          (connecting to or waiting for reply from RP)
+        HSCR_ESTABLISHED_IDLE    (established RP; waiting for introduction)
+        HSCR_ESTABLISHED_WAITING (introduction sent to HS; waiting for rend)
+        HSCR_JOINED              (connected to HS)
+
+      HSSI_*      (service-side introduction-point circuit states)
+        HSSI_CONNECTING          (connecting to intro point)
+        HSSI_ESTABLISHED         (established intro point)
+
+      HSSR_*      (service-side rendezvous-point circuit states)
+        HSSR_CONNECTING          (connecting to client's rend point)
+        HSSR_JOINED              (connected to client's RP circuit)
+
+   The "REND_QUERY" field is provided only for hidden-service-related
+   circuits, and only in versions 0.2.3.2-alpha and later.  Clients
+   MUST accept hidden service addresses in formats other than that
+   specified above.
+
    The "REASON" field is provided only for FAILED and CLOSED events, and only
    if extended events are enabled (see 3.19).  Clients MUST accept reasons
    not listed above.  Reasons are as given in tor-spec.txt, except for:



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