--- /dev/null
+/*
+ * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0-only
+ *
+ */
+
+#ifndef LTTNG_COMMON_CONTEXT_H
+#define LTTNG_COMMON_CONTEXT_H
+
+#include <common/macros.hpp>
+
+/*
+ * Parse string as an application context of the form
+ * "$app.provider_name:context_name" and return the provider name and context
+ * name separately.
+ *
+ * provider_name and ctx_name are returned only if an application context name
+ * was successfully parsed and must be freed by the caller.
+ *
+ * Returns 0 if the string is a valid application context, else a negative
+ * value on error.
+ */
+int parse_application_context(const char *str, char **provider_name,
+ char **ctx_name);
+
+#endif /* LTTNG_COMMON_CONTEXT_H */