use ykp_get_supported_key_length()

diff --git a/ykpers-args.c b/ykpers-args.c
index 5d3f910bc5039c184792690e5ab5e934d5c23f6f..7c9f1ceed44242072d8949bb6b509e7feff6519e 100644 (file)
--- a/ykpers-args.c
+++ b/ykpers-args.c
@@ -713,18 +713,9 @@ int args_to_config(int argc, char **argv, YKP_CONFIG *cfg, YK_KEY *yk,
        }
 
        if (*keylocation == 1) {
-               bool long_key_valid = false;
+               bool long_key_valid = ykp_get_supported_key_length(cfg) == 20 ? true : false;
                int res = 0;
 
-               /* for OATH-HOTP, 160 bits key is also valid */
-               if (ykp_get_tktflag_OATH_HOTP(cfg))
-                       long_key_valid = true;
-
-               /* for HMAC (not Yubico) challenge-response, 160 bits key is also valid */
-               if(ykp_get_tktflag_CHAL_RESP(cfg) && ykp_get_cfgflag_CHAL_HMAC(cfg)) {
-                       long_key_valid = true;
-               }
-
                if (long_key_valid && strlen(aeshash) == 40) {
                        res = ykp_HMAC_key_from_hex(cfg, aeshash);
                } else {