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-rw-r--r--src/common/util.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/common/util.h b/src/common/util.h
index 28ea8a048..85234f515 100644
--- a/src/common/util.h
+++ b/src/common/util.h
@@ -195,6 +195,7 @@ const char *find_whitespace(const char *s) ATTR_PURE;
const char *find_whitespace_eos(const char *s, const char *eos) ATTR_PURE;
int tor_mem_is_zero(const char *mem, size_t len) ATTR_PURE;
int tor_digest_is_zero(const char *digest) ATTR_PURE;
+int tor_digest256_is_zero(const char *digest) ATTR_PURE;
char *esc_for_log(const char *string) ATTR_MALLOC;
const char *escaped(const char *string);
struct smartlist_t;