counters: add coalesce_hits to control API and protocol

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

diff --git a/include/lttng/ust-abi.h b/include/lttng/ust-abi.h
index 69e07ec9e8c1c1bdab70959a71a20ffce7d80117..95d289da11519b24a51b2eced795464983ad4b41 100644 (file)
--- a/include/lttng/ust-abi.h
+++ b/include/lttng/ust-abi.h
@@ -1,32 +1,14 @@
-#ifndef _LTTNG_UST_ABI_H
-#define _LTTNG_UST_ABI_H
-
 /*
- * lttng/ust-abi.h
- *
- * LTTng-UST ABI header
- *
- * Copyright 2010-2012 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
+ * SPDX-License-Identifier: MIT
  *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
+ * Copyright (C) 2010-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
  *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
+ * LTTng-UST ABI header
  */
 
+#ifndef _LTTNG_UST_ABI_H
+#define _LTTNG_UST_ABI_H
+
 #include <stdint.h>
 #include <lttng/ust-compiler.h>
 
@@ -103,15 +85,16 @@ struct lttng_ust_stream {
         */
 } LTTNG_PACKED;
 
+#define LTTNG_UST_COUNTER_DIMENSION_MAX 8
 
 enum lttng_ust_counter_arithmetic {
-    LTTNG_UST_COUNTER_ARITHMETIC_MODULAR = 0,
-    LTTNG_UST_COUNTER_ARITHMETIC_SATURATION = 1,
+       LTTNG_UST_COUNTER_ARITHMETIC_MODULAR = 0,
+       LTTNG_UST_COUNTER_ARITHMETIC_SATURATION = 1,
 };
 
 enum lttng_ust_counter_bitness {
-    LTTNG_UST_COUNTER_BITNESS_32BITS = 4,
-    LTTNG_UST_COUNTER_BITNESS_64BITS = 8,
+       LTTNG_UST_COUNTER_BITNESS_32 = 0,
+       LTTNG_UST_COUNTER_BITNESS_64 = 1,
 };
 
 struct lttng_ust_counter_dimension {
@@ -122,13 +105,15 @@ struct lttng_ust_counter_dimension {
        uint8_t has_overflow;
 } LTTNG_PACKED;
 
-#define LTTNG_UST_COUNTER_DIMENSION_MAX 8
+#define LTTNG_UST_COUNTER_CONF_PADDING1 67
 struct lttng_ust_counter_conf {
        uint32_t arithmetic;    /* enum lttng_ust_counter_arithmetic */
        uint32_t bitness;       /* enum lttng_ust_counter_bitness */
        uint32_t number_dimensions;
        int64_t global_sum_step;
        struct lttng_ust_counter_dimension dimensions[LTTNG_UST_COUNTER_DIMENSION_MAX];
+       uint8_t coalesce_hits;
+       char padding[LTTNG_UST_COUNTER_CONF_PADDING1];
 } LTTNG_PACKED;
 
 struct lttng_ust_counter_value {