bus: stop using EDEADLOCK

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

diff --git a/src/libsystemd/sd-bus/bus-kernel.h b/src/libsystemd/sd-bus/bus-kernel.h
index 63df63e4baa9833febd91229ad1bc9a597436c6d..b9f31ba7903bf31c7bda8040206573136fc39af8 100644 (file)
--- a/src/libsystemd/sd-bus/bus-kernel.h
+++ b/src/libsystemd/sd-bus/bus-kernel.h
@@ -30,8 +30,14 @@
 
 #define KDBUS_ITEM_FOREACH(part, head, first)                           \
         for (part = (head)->first;                                      \
-             (uint8_t *)(part) < (uint8_t *)(head) + (head)->size;      \
+             ((uint8_t *)(part) < (uint8_t *)(head) + (head)->size) &&  \
+                ((uint8_t *) part >= (uint8_t *) head);                 \
              part = KDBUS_ITEM_NEXT(part))
+#define KDBUS_FOREACH(iter, first, _size)                               \
+        for (iter = (first);                                            \
+             ((uint8_t *)(iter) < (uint8_t *)(first) + (_size)) &&      \
+               ((uint8_t *)(iter) >= (uint8_t *)(first));               \
+             iter = (void*)(((uint8_t *)iter) + ALIGN8((iter)->size)))
 
 #define KDBUS_ITEM_HEADER_SIZE offsetof(struct kdbus_item, data)
 #define KDBUS_ITEM_SIZE(s) ALIGN8((s) + KDBUS_ITEM_HEADER_SIZE)
@@ -44,7 +50,7 @@
 
 /* This determines at which minimum size we prefer sending memfds over
  * sending vectors */
-#define MEMFD_MIN_SIZE (128*1024)
+#define MEMFD_MIN_SIZE (512*1024)
 
 /* The size of the per-connection memory pool that we set up and where
  * the kernel places our incoming messages */
@@ -63,10 +69,10 @@ int bus_kernel_take_fd(sd_bus *b);
 int bus_kernel_write_message(sd_bus *bus, sd_bus_message *m, bool hint_sync_call);
 int bus_kernel_read_message(sd_bus *bus, bool hint_priority, int64_t priority);
 
+int bus_kernel_open_bus_fd(const char *bus, char **path);
+
 int bus_kernel_create_bus(const char *name, bool world, char **s);
-int bus_kernel_create_namespace(const char *name, char **s);
-int bus_kernel_create_starter(const char *bus, const char *name);
-int bus_kernel_create_monitor(const char *bus);
+int bus_kernel_create_endpoint(const char *bus_name, const char *ep_name, char **path);
 
 int bus_kernel_pop_memfd(sd_bus *bus, void **address, size_t *mapped, size_t *allocated);
 void bus_kernel_push_memfd(sd_bus *bus, int fd, void *address, size_t mapped, size_t allocated);
@@ -75,7 +81,17 @@ 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);
+uint64_t request_name_flags_to_kdbus(uint64_t sd_bus_flags);
+uint64_t attach_flags_to_kdbus(uint64_t sd_bus_flags);
 
 int bus_kernel_try_close(sd_bus *bus);
+
+int bus_kernel_drop_one(int fd);
+
+int bus_kernel_realize_attach_flags(sd_bus *bus);
+
+int bus_kernel_fix_attach_mask(void);
+
+int bus_kernel_get_bus_name(sd_bus *bus, char **name);
+
+int bus_kernel_cmd_free(sd_bus *bus, uint64_t offset);