bus: add the ability for backends to queue to input messages at the same time

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

diff --git a/src/libsystemd-bus/bus-kernel.h b/src/libsystemd-bus/bus-kernel.h
index dddecfb21006abc31e7e8faf71c6b1b6d8c81996..746ab227a4f06041e769c1071cf304aaaaae2b7e 100644 (file)
--- a/src/libsystemd-bus/bus-kernel.h
+++ b/src/libsystemd-bus/bus-kernel.h
@@ -23,26 +23,26 @@
 
 #include "sd-bus.h"
 
-#define KDBUS_ITEM_NEXT(item) \
+#define KDBUS_PART_NEXT(item) \
         (typeof(item))(((uint8_t *)item) + ALIGN8((item)->size))
 
-#define KDBUS_ITEM_FOREACH(item, head)                                          \
-        for (item = (head)->items;                                              \
-             (uint8_t *)(item) < (uint8_t *)(head) + (head)->size;              \
-             item = KDBUS_ITEM_NEXT(item))
+#define KDBUS_PART_FOREACH(part, head, first)                           \
+        for (part = (head)->first;                                      \
+             (uint8_t *)(part) < (uint8_t *)(head) + (head)->size;      \
+             part = KDBUS_PART_NEXT(part))
 
-#define KDBUS_ITEM_HEADER_SIZE offsetof(struct kdbus_item, data)
-#define KDBUS_ITEM_SIZE(s) ALIGN8((s) + KDBUS_ITEM_HEADER_SIZE)
+#define KDBUS_PART_HEADER_SIZE offsetof(struct kdbus_item, data)
+#define KDBUS_ITEM_SIZE(s) ALIGN8((s) + KDBUS_PART_HEADER_SIZE)
 
 #define MEMFD_CACHE_MAX 32
 
 /* When we cache a memfd block for reuse, we will truncate blocks
  * longer than this in order not to keep too much data around. */
-#define MEMFD_CACHE_ITEM_SIZE_MAX (32*1024)
+#define MEMFD_CACHE_ITEM_SIZE_MAX (128*1024)
 
 /* This determines at which minimum size we prefer sending memfds over
  * sending vectors */
-#define MEMFD_MIN_SIZE (32*1024)
+#define MEMFD_MIN_SIZE (128*1024)
 
 /* The size of the per-connection memory pool that we set up and where
  * the kernel places our incoming messages */
@@ -58,7 +58,7 @@ int bus_kernel_connect(sd_bus *b);
 int bus_kernel_take_fd(sd_bus *b);
 
 int bus_kernel_write_message(sd_bus *bus, sd_bus_message *m);
-int bus_kernel_read_message(sd_bus *bus, sd_bus_message **m);
+int bus_kernel_read_message(sd_bus *bus);
 
 int bus_kernel_create(const char *name, char **s);
 
@@ -68,3 +68,6 @@ void bus_kernel_push_memfd(sd_bus *bus, int fd, void *address, size_t size);
 void bus_kernel_flush_memfd(sd_bus *bus);
 
 int bus_kernel_parse_unique_name(const char *s, uint64_t *id);
+
+int kdbus_translate_request_name_flags(uint64_t sd_bus_flags, uint64_t *kdbus_flags);
+int kdbus_translate_attach_flags(uint64_t sd_bus_flags, uint64_t *kdbus_flags);