From 7fbc93eac7f9af34b52ced5c824867e211d01ef6 Mon Sep 17 00:00:00 2001
From: Eric Covener <covener@apache.org>
Date: Wed, 3 Jul 2013 12:13:50 +0000
Subject: [PATCH] Restore support for the AUTH_HANDLED return code in AUTHN
 providers, like in 2.2, which allows authn provider to return their own
 status in r->status (custom error code, or return a redirect)

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1499351 13f79535-47bb-0310-9956-ffa450edef68
---
 include/ap_mmn.h              | 3 ++-
 include/mod_auth.h            | 3 ++-
 modules/aaa/mod_auth_basic.c  | 3 +++
 modules/aaa/mod_auth_digest.c | 3 +++
 4 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/include/ap_mmn.h b/include/ap_mmn.h
index 9558b28960..c4f97fb486 100644
--- a/include/ap_mmn.h
+++ b/include/ap_mmn.h
@@ -435,6 +435,7 @@
  * 20121222.15 (2.5.0-dev) Add allow/decode_encoded_slashes_set to core_dir_config
  * 20121222.16 (2.5.0-dev) AP_DEFAULT_HANDLER_NAME/AP_IS_DEAULT_HANDLER_NAME
  * 20130702.0 (2.5.0-dev)  Remove pre_htaccess hook, add open_htaccess hook.
+ * 20130702.1 (2.5.0-dev)  Restore AUTH_HANDLED to mod_auth.h
  */
 
 #define MODULE_MAGIC_COOKIE 0x41503235UL /* "AP25" */
@@ -442,7 +443,7 @@
 #ifndef MODULE_MAGIC_NUMBER_MAJOR
 #define MODULE_MAGIC_NUMBER_MAJOR 20130702
 #endif
-#define MODULE_MAGIC_NUMBER_MINOR 0                  /* 0...n */
+#define MODULE_MAGIC_NUMBER_MINOR 1                  /* 0...n */
 
 /**
  * Determine if the server's current MODULE_MAGIC_NUMBER is at least a
diff --git a/include/mod_auth.h b/include/mod_auth.h
index 9b9561e1d6..38c0412b48 100644
--- a/include/mod_auth.h
+++ b/include/mod_auth.h
@@ -66,7 +66,8 @@ typedef enum {
     AUTH_GRANTED,
     AUTH_USER_FOUND,
     AUTH_USER_NOT_FOUND,
-    AUTH_GENERAL_ERROR
+    AUTH_GENERAL_ERROR,
+    AUTH_HANDLED
 } authn_status;
 
 typedef enum {
diff --git a/modules/aaa/mod_auth_basic.c b/modules/aaa/mod_auth_basic.c
index 8c1367b30a..b75e70e2a0 100644
--- a/modules/aaa/mod_auth_basic.c
+++ b/modules/aaa/mod_auth_basic.c
@@ -359,6 +359,9 @@ static int authenticate_basic_user(request_rec *r)
                       "user %s not found: %s", sent_user, r->uri);
             return_code = HTTP_UNAUTHORIZED;
             break;
+        case AUTH_HANDLED:
+            return_code = r->status;
+            break;
         case AUTH_GENERAL_ERROR:
         default:
             /* We'll assume that the module has already said what its error
diff --git a/modules/aaa/mod_auth_digest.c b/modules/aaa/mod_auth_digest.c
index e7645a4754..da80b7d265 100644
--- a/modules/aaa/mod_auth_digest.c
+++ b/modules/aaa/mod_auth_digest.c
@@ -1728,6 +1728,9 @@ static int authenticate_digest_user(request_rec *r)
         note_digest_auth_failure(r, conf, resp, 0);
         return HTTP_UNAUTHORIZED;
     }
+    else if (return_code == AUTH_HANDLED) {
+        return r->status;
+    }
     else {
         /* AUTH_GENERAL_ERROR (or worse)
          * We'll assume that the module has already said what its error
-- 
2.40.0