fix error by echo back KAT values.

tests/kat_sig_stfl.c

@@ -308,7 +308,7 @@ OQS_STATUS sig_stfl_kat(const char *method_name, const char *katfile) {
 		goto err;
 	}
 
-	//Echo back the signature read to keep the test tool happy.
+	// Echo back the signature read to keep the test tool happy.
 	fprintf(fh, "smlen = %zu\n", sig->length_signature);
 	fprintBstr(fh, "sm = ", signature_kat, sig->length_signature);
 
@@ -318,20 +318,23 @@ OQS_STATUS sig_stfl_kat(const char *method_name, const char *katfile) {
 		goto err;
 	}
 
-	rc = OQS_SIG_STFL_sigs_remaining(sig, &sigs_remain, secret_key);
-	if (rc != OQS_SUCCESS) {
+	// Echo back remain
+	if (FindMarker(fp_rsp, "remain = ")) {
+		fscanf(fp_rsp, "%lld", &sigs_remain);
+		fprintf(fh, "remain = %llu\n", sigs_remain);
+	} else {
 		fprintf(stderr, "[kat_stfl_sig] %s ERROR: OQS_SIG_STFL_sigs_remaining failed!\n", method_name);
 		goto err;
 	}
-	//Update value to keep the test tool happy
-	fprintf(fh, "remain = %llu\n", sigs_remain - 1);
 
-	rc = OQS_SIG_STFL_sigs_total(sig, &sigs_maximum, secret_key);
-	if (rc != OQS_SUCCESS) {
+	// Echo back max
+	if (FindMarker(fp_rsp, "max = ")) {
+		fscanf(fp_rsp, "%lld", &sigs_maximum);
+		fprintf(fh, "max = %llu", sigs_maximum);
+	} else {
 		fprintf(stderr, "[kat_stfl_sig] %s ERROR: OQS_SIG_STFL_sigs_total failed!\n", method_name);
 		goto err;
 	}
-	fprintf(fh, "max = %llu", sigs_maximum);
 
 	ret = OQS_SUCCESS;
 	goto cleanup;
@@ -437,7 +440,7 @@ static OQS_STATUS test_lms_kat(const char *method_name, const char *katfile) {
 		goto err;
 	}
 
-	//Verify KAT
+	// Verify KAT
 	rc = OQS_SIG_STFL_verify(sig, msg, msg_len, sm, sig->length_signature, public_key);
 	if (rc != OQS_SUCCESS) {
 		fprintf(stderr, "ERROR: Verify test vector failed: %s\n", method_name);
@@ -484,10 +487,10 @@ int main(int argc, char **argv) {
 
 	char *alg_name = argv[1];
 	char *katfile = argv[2];
-	if (strncmp(alg_name, "LMS", 3) != 0) {
-		rc = sig_stfl_kat(alg_name, katfile);
-	} else {
+	if (strncmp(alg_name, "LMS", 3) == 0) {
 		rc = test_lms_kat(alg_name, katfile);
+	} else {
+		rc = sig_stfl_kat(alg_name, katfile);
 	}
 	if (rc != OQS_SUCCESS) {
 		OQS_destroy();