tevent: add tevent_context_wrapper_create() infrastructure

[metze/samba/wip.git] / lib / tevent / tevent_internal.h

diff --git a/lib/tevent/tevent_internal.h b/lib/tevent/tevent_internal.h
index ed39aa2bebe45ca3e7d075b18febcd4937b91b2e..e90dd5ef82682dfb2c351aca4589f5f923bc178b 100644 (file)
--- a/lib/tevent/tevent_internal.h
+++ b/lib/tevent/tevent_internal.h
@@ -170,6 +170,7 @@ struct tevent_req {
 struct tevent_fd {
        struct tevent_fd *prev, *next;
        struct tevent_context *event_ctx;
+       struct tevent_wrapper_glue *wrapper;
        bool busy;
        bool destroyed;
        int fd;
@@ -189,6 +190,7 @@ struct tevent_fd {
 struct tevent_timer {
        struct tevent_timer *prev, *next;
        struct tevent_context *event_ctx;
+       struct tevent_wrapper_glue *wrapper;
        bool busy;
        bool destroyed;
        struct timeval next_event;
@@ -205,6 +207,7 @@ struct tevent_timer {
 struct tevent_immediate {
        struct tevent_immediate *prev, *next;
        struct tevent_context *event_ctx;
+       struct tevent_wrapper_glue *wrapper;
        bool busy;
        bool destroyed;
        tevent_immediate_handler_t handler;
@@ -222,6 +225,7 @@ struct tevent_immediate {
 struct tevent_signal {
        struct tevent_signal *prev, *next;
        struct tevent_context *event_ctx;
+       struct tevent_wrapper_glue *wrapper;
        bool busy;
        bool destroyed;
        int signum;
@@ -314,6 +318,18 @@ struct tevent_context {
                void *private_data;
        } tracing;
 
+       struct {
+               /*
+                * This is used on the main event context
+                */
+               struct tevent_wrapper_glue *list;
+
+               /*
+                * This is used on the wrapper event context
+                */
+               struct tevent_wrapper_glue *glue;
+       } wrapper;
+
        /*
         * an optimization pointer into timer_events
         * used by used by common code via
@@ -397,6 +413,18 @@ int tevent_common_invoke_signal_handler(struct tevent_signal *se,
                                        int signum, int count, void *siginfo,
                                        bool *removed);
 
+struct tevent_context *tevent_wrapper_main_ev(struct tevent_context *ev);
+
+struct tevent_wrapper_ops;
+
+struct tevent_wrapper_glue {
+       struct tevent_wrapper_glue *prev, *next;
+       struct tevent_context *wrap_ev;
+       struct tevent_context *main_ev;
+       const struct tevent_wrapper_ops *ops;
+       void *private_state;
+};
+
 bool tevent_standard_init(void);
 bool tevent_poll_init(void);
 void tevent_poll_event_add_fd_internal(struct tevent_context *ev,