restore ABI break in r1082630, changed signature of ap_unescape_url_keep2f().

Reviewed By: covener, wrowe, trawick
  http://mail-archives.apache.org/mod_mbox/httpd-dev/201105.mbox/%3C4DD4032F.1070400@p6m7g8.com%3E



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x@1124515 13f79535-47bb-0310-9956-ffa450edef68

4 files changed, 23 insertions, 6 deletions

diff --git a/include/ap_mmn.h b/include/ap_mmn.h
index 6d847c6b74..7fafaf345f 100644
--- a/include/ap_mmn.h
+++ b/include/ap_mmn.h
@@ -141,7 +141,11 @@
  * 20051115.24 (2.2.15) Add forward member to proxy_conn_rec
  * 20051115.25 (2.2.17) Add errstatuses member to proxy_balancer
  * 20051115.26 (2.2.18) Add ap_cache_check_allowed()
- * 20051115.27 (2.2.18) Add core_dir_config.decode_encoded_slashes.
+ * 20051115.27 (2.2.18) BROKEN ABI fixed in 2.2.19: 
+                        ap_unescape_url_keep2f() signature change
+                        Add core_dir_config.decode_encoded_slashes.
+ * 20051115.28 (2.2.19) Restore ap_unescape_url_keep2f(char *url) signature 
+                        altered in 2.2.18.
  */
 
 #define MODULE_MAGIC_COOKIE 0x41503232UL /* "AP22" */
@@ -149,7 +153,7 @@
 #ifndef MODULE_MAGIC_NUMBER_MAJOR
 #define MODULE_MAGIC_NUMBER_MAJOR 20051115
 #endif
-#define MODULE_MAGIC_NUMBER_MINOR 27                    /* 0...n */
+#define MODULE_MAGIC_NUMBER_MINOR 28                    /* 0...n */
 
 /**
  * Determine if the server's current MODULE_MAGIC_NUMBER is at least a
diff --git a/include/httpd.h b/include/httpd.h
index c872a454f0..8117528061 100644
--- a/include/httpd.h
+++ b/include/httpd.h
@@ -1450,11 +1450,19 @@ AP_DECLARE(int) ap_is_url(const char *u);
 AP_DECLARE(int) ap_unescape_url(char *url);
 
 /**
- * Unescape a URL, but leaving %2f (slashes) escaped
+ * Unescape a URL, including encoded slashes.
  * @param url The url to unescape
  * @return 0 on success, non-zero otherwise
  */
-AP_DECLARE(int) ap_unescape_url_keep2f(char *url, int decode_slashes);
+AP_DECLARE(int) ap_unescape_url_keep2f(char *url);
+
+/**
+ * Unescape a URL, including encoded slashes.
+ * @param url The url to unescape
+ * @param decode_slashes Whether or not slashes should be decoded or not
+ * @return 0 on success, non-zero otherwise
+ */
+AP_DECLARE(int) ap_unescape_url_keep2f_ex(char *url, int decode_slashes);
 
 /**
  * Convert all double slashes to single slashes
diff --git a/server/request.c b/server/request.c
index f70bb94d4a..f076e63749 100644
--- a/server/request.c
+++ b/server/request.c
@@ -109,7 +109,7 @@ AP_DECLARE(int) ap_process_request_internal(request_rec *r)
         core_dir_config *d;
         d = ap_get_module_config(r->per_dir_config, &core_module);
         if (d->allow_encoded_slashes) {
-            access_status = ap_unescape_url_keep2f(r->parsed_uri.path, d->decode_encoded_slashes);
+            access_status = ap_unescape_url_keep2f_ex(r->parsed_uri.path, d->decode_encoded_slashes);
         }
         else {
             access_status = ap_unescape_url(r->parsed_uri.path);
diff --git a/server/util.c b/server/util.c
index b5bd872fea..d0b90c6a53 100644
--- a/server/util.c
+++ b/server/util.c
@@ -1589,7 +1589,7 @@ AP_DECLARE(int) ap_unescape_url(char *url)
         return OK;
 }
 
-AP_DECLARE(int) ap_unescape_url_keep2f(char *url, int decode_2f)
+AP_DECLARE(int) ap_unescape_url_keep2f_ex(char *url, int decode_2f)
 {
     register int badesc, badpath;
     char *x, *y;
@@ -1640,6 +1640,11 @@ AP_DECLARE(int) ap_unescape_url_keep2f(char *url, int decode_2f)
     }
 }
 
+AP_DECLARE(int) ap_unescape_url_keep2f(char *url)
+{
+    return ap_unescape_url_keep2f_ex(url, 1);
+}
+
 AP_DECLARE(char *) ap_construct_server(apr_pool_t *p, const char *hostname,
                                        apr_port_t port, const request_rec *r)
 {