add infrastructure to handle new backend targetsnew_backend_target

1 files changed, 30 insertions, 2 deletions

diff --git a/server/providers/dp_backend.h b/server/providers/dp_backend.h
index 27f79eb7a..3a07827a8 100644
--- a/server/providers/dp_backend.h
+++ b/server/providers/dp_backend.h
@@ -36,6 +36,33 @@ typedef void (*be_shutdown_fn)(void *);
 typedef void (*be_req_fn_t)(struct be_req *);
 typedef void (*be_async_callback_t)(struct be_req *, int, const char *);
 
+enum be_target {
+    BE_TARGET_NULL = 0,
+    BE_TARGET_ID,
+    BE_TARGET_AUTH,
+    BE_TARGET_ACCESS,
+    BE_TARGET_CHPASS,
+    BE_TARGET_MAX
+};
+
+struct be_target_data {
+    enum be_target be_target;
+    const char *option_name;
+    const char *mod_init_fn_name_fmt;
+};
+
+struct loaded_be {
+    char *be_name;
+    void *handle;
+};
+
+struct be_target_info {
+    enum be_target be_target;
+    struct be_auth_ops *target_ops;
+    void *pvt_target_data;
+};
+
+
 struct be_ctx {
     struct tevent_context *ev;
     struct confdb_ctx *cdb;
@@ -47,11 +74,12 @@ struct be_ctx {
     const char *identity;
     const char *conf_path;
 
+    struct loaded_be loaded_be[BE_TARGET_MAX];
+
     struct be_id_ops *id_ops;
     void *pvt_id_data;
 
-    struct be_auth_ops *auth_ops;
-    void *pvt_auth_data;
+    struct be_target_info be_target_info[BE_TARGET_MAX];
 };
 
 struct be_id_ops {