logind: implement generic multi-session

[elogind.git] / src / libsystemd-bus / bus-internal.h

diff --git a/src/libsystemd-bus/bus-internal.h b/src/libsystemd-bus/bus-internal.h
index 5ba32ad8fd7c6e40e7c859cd0b8854caee1a50d6..30b8d519a0a653bf55641ab52db46f8e3cac12c9 100644 (file)
--- a/src/libsystemd-bus/bus-internal.h
+++ b/src/libsystemd-bus/bus-internal.h
@@ -24,6 +24,7 @@
 #include <sys/socket.h>
 #include <sys/un.h>
 #include <netinet/in.h>
+#include <pthread.h>
 
 #include "hashmap.h"
 #include "prioq.h"
@@ -98,7 +99,6 @@ struct sd_bus {
         int message_version;
 
         bool is_kernel:1;
-        bool negotiate_fds:1;
         bool can_fds:1;
         bool bus_client:1;
         bool ucred_valid:1;
@@ -111,6 +111,8 @@ struct sd_bus {
         bool filter_callbacks_modified:1;
         bool object_callbacks_modified:1;
 
+        int use_memfd;
+
         void *rbuffer;
         size_t rbuffer_size;
 
@@ -169,8 +171,21 @@ struct sd_bus {
 
         void *kdbus_buffer;
 
+        /* We do locking around the memfd cache, since we want to
+         * allow people to process a sd_bus_message in a different
+         * thread then it was generated on and free it there. Since
+         * adding something to the memfd cache might happen when a
+         * message is released, we hence need to protect this bit with
+         * a mutex. */
+        pthread_mutex_t memfd_cache_mutex;
         struct memfd_cache memfd_cache[MEMFD_CACHE_MAX];
         unsigned n_memfd_cache;
+
+        pid_t original_pid;
+
+        uint64_t hello_flags;
+
+        uint64_t match_cookie;
 };
 
 static inline void bus_unrefp(sd_bus **b) {
@@ -217,3 +232,5 @@ const char *bus_message_type_to_string(uint8_t u);
 int bus_ensure_running(sd_bus *bus);
 int bus_start_running(sd_bus *bus);
 int bus_next_address(sd_bus *bus);
+
+bool bus_pid_changed(sd_bus *bus);