SoW-2019-0002: Dynamic Snapshot

[lttng-tools.git] / src / common / utils.h

diff --git a/src/common/utils.h b/src/common/utils.h
index b6e5c97db345769c53408e0261989c35f3d71db3..d5dc9d01af1b467ac1a4aa91f208388bab81f654 100644 (file)
--- a/src/common/utils.h
+++ b/src/common/utils.h
@@ -55,4 +55,16 @@ int utils_get_memory_available(size_t *value);
 int utils_get_memory_total(size_t *value);
 int utils_change_working_directory(const char *path);
 
+/*
+ * Parse `str` as an unsigned long long value.
+ *
+ * Return 0 on success.  Return -1 on failure which can be because:
+ *
+ * - `str` is zero length
+ * - `str` contains invalid
+ */
+LTTNG_HIDDEN
+int utils_parse_unsigned_long_long(const char *str,
+               unsigned long long *value);
+
 #endif /* _COMMON_UTILS_H */