From 4067891ed9f66eb5e47a709d3ea21c2ed36a1e86 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Thu, 19 Aug 2021 13:52:16 +0200
Subject: modify lib/ to pass 202 status back to reducer

---
 src/include/anastasis.h                       | 12 ++++++++++--
 src/lib/anastasis_recovery.c                  | 19 +++++++++++++++++++
 src/testing/testing_api_cmd_keyshare_lookup.c |  2 ++
 src/testing/testing_cmd_challenge_answer.c    |  4 +++-
 4 files changed, 34 insertions(+), 3 deletions(-)

diff --git a/src/include/anastasis.h b/src/include/anastasis.h
index f9782fd..8443eb6 100644
--- a/src/include/anastasis.h
+++ b/src/include/anastasis.h
@@ -138,7 +138,14 @@ enum ANASTASIS_ChallengeStatus
    * challenge in time. The request should be repeated
    * later and may then succeed.
    */
-  ANASTASIS_CHALLENGE_STATUS_AUTH_TIMEOUT
+  ANASTASIS_CHALLENGE_STATUS_AUTH_TIMEOUT,
+
+  /**
+   * Plugin-specific ("external") instructions for how to solve the
+   * challenge are provided.
+   */
+  ANASTASIS_CHALLENGE_STATUS_EXTERNAL_INSTRUCTIONS
+
 
 };
 
@@ -166,7 +173,8 @@ struct ANASTASIS_ChallengeStartResponse
 
     /**
      * Challenge details provided if
-     * @e cs is #ANASTASIS_CHALLENGE_STATUS_INSTRUCTIONS.
+     * @e cs is #ANASTASIS_CHALLENGE_STATUS_INSTRUCTIONS
+     * or #ANASTASIS_CHALLENGE_STATUS_EXTERNAL_INSTRUCTIONS.
      */
     struct
     {
diff --git a/src/lib/anastasis_recovery.c b/src/lib/anastasis_recovery.c
index f65da8c..4e23db0 100644
--- a/src/lib/anastasis_recovery.c
+++ b/src/lib/anastasis_recovery.c
@@ -348,6 +348,25 @@ keyshare_lookup_cb (void *cls,
           = dd->details.server_failure.http_status
       };
 
+      c->af (c->af_cls,
+             &csr);
+      return;
+    }
+  case ANASTASIS_KSD_EXTERNAL_CHALLENGE_INSTRUCTIONS:
+    {
+      struct ANASTASIS_ChallengeStartResponse csr = {
+        .cs = ANASTASIS_CHALLENGE_STATUS_EXTERNAL_INSTRUCTIONS,
+        .challenge = c,
+        .details.open_challenge.body
+          = dd->details.open_challenge.body,
+        .details.open_challenge.content_type
+          = dd->details.open_challenge.content_type,
+        .details.open_challenge.body_size
+          = dd->details.open_challenge.body_size,
+        .details.open_challenge.http_status
+          = dd->details.open_challenge.http_status
+      };
+
       c->af (c->af_cls,
              &csr);
       return;
diff --git a/src/testing/testing_api_cmd_keyshare_lookup.c b/src/testing/testing_api_cmd_keyshare_lookup.c
index c9f8e45..04ecf43 100644
--- a/src/testing/testing_api_cmd_keyshare_lookup.c
+++ b/src/testing/testing_api_cmd_keyshare_lookup.c
@@ -206,6 +206,8 @@ keyshare_lookup_cb (void *cls,
     break;
   case ANASTASIS_KSD_AUTHENTICATION_TIMEOUT:
     break;
+  case ANASTASIS_KSD_EXTERNAL_CHALLENGE_INSTRUCTIONS:
+    break;
   }
   TALER_TESTING_interpreter_next (ksls->is);
 }
diff --git a/src/testing/testing_cmd_challenge_answer.c b/src/testing/testing_cmd_challenge_answer.c
index d7d11a1..ff897f3 100644
--- a/src/testing/testing_cmd_challenge_answer.c
+++ b/src/testing/testing_cmd_challenge_answer.c
@@ -1,6 +1,6 @@
 /*
   This file is part of Anastasis
-  Copyright (C) 2020 Anastasis SARL
+  Copyright (C) 2020, 2021 Anastasis SARL
 
   Anastasis is free software; you can redistribute it and/or modify it under the
   terms of the GNU Lesser General Public License as published by the Free Software
@@ -239,6 +239,8 @@ challenge_answer_cb (void *af_cls,
     break;
   case ANASTASIS_CHALLENGE_STATUS_AUTH_TIMEOUT:
     break;
+  case ANASTASIS_CHALLENGE_STATUS_EXTERNAL_INSTRUCTIONS:
+    break;
   }
   TALER_TESTING_interpreter_next (cs->is);
 }
-- 
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