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-rw-r--r--tools/card-tool.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/card-tool.h b/tools/card-tool.h
index 05d6ea47d..bea618a8c 100644
--- a/tools/card-tool.h
+++ b/tools/card-tool.h
@@ -189,6 +189,7 @@ gpg_error_t test_get_matching_keys (const char *hexgrip);
/*-- card-tool-misc.c --*/
key_info_t find_kinfo (card_info_t info, const char *keyref);
+void *hex_to_buffer (const char *string, size_t *r_length);
/*-- card-call-scd.c --*/