New provider function, ap_list_provider_names(), which lists all

available registered providers for a specified group and version
number. Visible change so add CHANGES entry.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@279750 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 18 insertions, 0 deletions

diff --git a/include/ap_provider.h b/include/ap_provider.h
index d4ee78eb2c..2e93ce42a3 100644
--- a/include/ap_provider.h
+++ b/include/ap_provider.h
@@ -28,6 +28,11 @@
 
 #include "ap_config.h"
 
+typedef struct {
+    const char *provider_name;
+} ap_list_provider_names_t;
+
+
 /**
  * This function is used to register a provider with the global
  * provider pool.
@@ -56,5 +61,18 @@ AP_DECLARE(void *) ap_lookup_provider(const char *provider_group,
                                       const char *provider_name,
                                       const char *provider_version);
 
+/**
+ * This function is used to retrieve a list (array) of provider
+ * names from the specified group with the specified version.
+ * @param pool The pool to create any storage from
+ * @param provider_group The group to look for this provider in
+ * @param provider_version The version for the provider
+ * @return pointer to array of ap_list_provider_names_t of provider names (could be empty)
+ */
+
+AP_DECLARE(apr_array_header_t *) ap_list_provider_names(apr_pool_t *pool,
+                                              const char *provider_group,
+                                              const char *provider_version);
+
 #endif
 /** @} */