Update lttng-ust-abi.h local copy

[lttng-tools.git] / lttng-sessiond / lttng-ust-abi.h

diff --git a/lttng-sessiond/lttng-ust-abi.h b/lttng-sessiond/lttng-ust-abi.h
index 7cdae82483f0bc4b2e720adc60ea2e7155a69cdb..28a040763d81c4aabe1158ab3a8c6e3335f55f93 100644 (file)
--- a/lttng-sessiond/lttng-ust-abi.h
+++ b/lttng-sessiond/lttng-ust-abi.h
@@ -13,7 +13,7 @@
 
 #include <stdint.h>
 
-#define LTTNG_UST_SYM_NAME_LEN 128
+#define LTTNG_UST_SYM_NAME_LEN 256
 
 #define LTTNG_UST_COMM_VERSION_MAJOR           0
 #define LTTNG_UST_COMM_VERSION_MINOR           1
@@ -42,20 +42,6 @@ struct lttng_ust_channel {
        unsigned int switch_timer_interval;     /* usecs */
        unsigned int read_timer_interval;       /* usecs */
        enum lttng_ust_output output;           /* output mode */
-       /* The following fields are used internally within UST. */
-       int shm_fd;
-       int wait_fd;
-       uint64_t memory_map_size;
-};
-
-/*
- * This structure is only used internally within UST. It is not per-se
- * part of the communication between sessiond and UST.
- */
-struct lttng_ust_stream {
-       int shm_fd;
-       int wait_fd;
-       uint64_t memory_map_size;
 };
 
 struct lttng_ust_event {
@@ -151,8 +137,22 @@ struct lttng_ust_object_data {
 
 struct lttng_ust_obj;
 
+union ust_args {
+       struct {
+               int *shm_fd;
+               int *wait_fd;
+               uint64_t *memory_map_size;
+       } channel;
+       struct {
+               int *shm_fd;
+               int *wait_fd;
+               uint64_t *memory_map_size;
+       } stream;
+};
+
 struct lttng_ust_objd_ops {
-       long (*cmd)(int objd, unsigned int cmd, unsigned long arg);
+       long (*cmd)(int objd, unsigned int cmd, unsigned long arg,
+               union ust_args *args);
        int (*release)(int objd);
 };