Common Trace Format 2 generation

[lttng-tools.git] / src / bin / lttng-sessiond / ust-field-utils.hpp

diff --git a/src/bin/lttng-sessiond/ust-field-utils.hpp b/src/bin/lttng-sessiond/ust-field-utils.hpp
new file mode 100644 (file)
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+++ b/src/bin/lttng-sessiond/ust-field-utils.hpp
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+/*
+ * Copyright (C) 2018 Francis Deslauriers francis.deslauriers@efficios.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-only
+ *
+ */
+
+#ifndef LTTNG_UST_FIELD_UTILS_H
+#define LTTNG_UST_FIELD_UTILS_H
+
+#include "lttng-ust-ctl.hpp"
+
+/*
+ * Compare two UST fields.
+ * Return 1 if both fields have identical definition, 0 otherwise.
+ */
+int match_lttng_ust_ctl_field(const struct lttng_ust_ctl_field *first,
+               const struct lttng_ust_ctl_field *second);
+
+/*
+ * Compare two arrays of UST fields.
+ * Return true if both arrays have identical field definitions, false otherwise.
+ */
+bool match_lttng_ust_ctl_field_array(const struct lttng_ust_ctl_field *first,
+               size_t nr_first,
+               const struct lttng_ust_ctl_field *second,
+               size_t nr_second);
+
+#endif /* LTTNG_UST_FIELD_UTILS_H */