Tracepoint loglevel: setup all loglevel information at build time

[lttng-ust.git] / include / lttng / ust-abi.h

diff --git a/include/lttng/ust-abi.h b/include/lttng/ust-abi.h
index 90a0822f661bb187d96f3400b44bf1f6ab3d762f..ae95af6b222b494a3bc3c7eb350b4e793eede7af 100644 (file)
--- a/include/lttng/ust-abi.h
+++ b/include/lttng/ust-abi.h
@@ -8,7 +8,14 @@
  *
  * LTTng-UST ABI header
  *
- * Dual LGPL v2.1/GPL v2 license.
+ * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
+ * OR IMPLIED.  ANY USE IS AT YOUR OWN RISK.
+ *
+ * Permission is hereby granted to use or copy this program
+ * for any purpose,  provided the above notices are retained on all copies.
+ * Permission to modify the code and to distribute modified code is granted,
+ * provided the above notices are retained, and a notice that the code was
+ * modified is included with the above copyright notice.
  */
 
 #include <stdint.h>
@@ -19,9 +26,10 @@
 #define LTTNG_UST_COMM_VERSION_MINOR           1
 
 enum lttng_ust_instrumentation {
-       LTTNG_UST_TRACEPOINT    = 0,
-       LTTNG_UST_PROBE         = 1,
-       LTTNG_UST_FUNCTION      = 2,
+       LTTNG_UST_TRACEPOINT            = 0,
+       LTTNG_UST_PROBE                 = 1,
+       LTTNG_UST_FUNCTION              = 2,
+       LTTNG_UST_TRACEPOINT_LOGLEVEL   = 3,
 };
 
 enum lttng_ust_output {
@@ -29,9 +37,9 @@ enum lttng_ust_output {
 };
 
 struct lttng_ust_tracer_version {
-       uint32_t version;
+       uint32_t major;
+       uint32_t minor;
        uint32_t patchlevel;
-       uint32_t sublevel;
 };
 
 struct lttng_ust_channel {
@@ -90,6 +98,12 @@ struct lttng_ust_channel_attr {
        enum lttng_ust_output output;           /* splice, mmap */
 };
 
+struct lttng_ust_loglevel {
+       char provider[LTTNG_UST_SYM_NAME_LEN];
+       char loglevel[LTTNG_UST_SYM_NAME_LEN];
+       int64_t value;
+};
+
 struct lttng_ust_object_data {
        int handle;
        int shm_fd;
@@ -113,6 +127,7 @@ struct lttng_ust_object_data {
 #define LTTNG_UST_TRACEPOINT_LIST              _UST_CMD(0x42)
 #define LTTNG_UST_WAIT_QUIESCENT               _UST_CMD(0x43)
 #define LTTNG_UST_REGISTER_DONE                        _UST_CMD(0x44)
+#define LTTNG_UST_LOGLEVEL_LIST                        _UST_CMD(0x45)
 
 /* Session FD commands */
 #define LTTNG_UST_METADATA                     \
@@ -140,6 +155,9 @@ struct lttng_ust_object_data {
 /* Tracepoint list commands */
 #define LTTNG_UST_TRACEPOINT_LIST_GET          _UST_CMD(0x90)
 
+/* Loglevel list commands */
+#define LTTNG_UST_LOGLEVEL_LIST_GET            _UST_CMD(0xA0)
+
 #define LTTNG_UST_ROOT_HANDLE  0
 
 struct lttng_ust_obj;