FreeCalypso > hg > fc-pcsc-tools

diff libcommon/chkblank.c @ 5:ce189c97b7b1

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check_simresp_all_blank() factored out into libcommon
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 11 Feb 2021 23:31:51 +0000
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libcommon/chkblank.c	Thu Feb 11 23:31:51 2021 +0000
@@ -0,0 +1,14 @@
+#include <sys/types.h>
+#include "simresp.h"
+
+check_simresp_all_blank()
+{
+	u_char *dp, *endp;
+
+	dp = sim_resp_data;
+	endp = sim_resp_data + sim_resp_data_len;
+	while (dp < endp)
+		if (*dp++ != 0xFF)
+			return(0);
+	return(1);
+}