From cf4cccb614340081eb690ca19676477794ee5b9c Mon Sep 17 00:00:00 2001
From: laforge <laforge@e0336214-984f-0b4b-a45f-81c69e1f0ede>
Date: Sat, 29 Oct 2005 20:42:34 +0000
Subject: Add support for native CCID driver, modularize OpenCT support (based
 on a patch from Werner Koch)

git-svn-id: https://svn.gnumonks.org/trunk/librfid@1597 e0336214-984f-0b4b-a45f-81c69e1f0ede
---
 rfid_reader_cm5121_openct.c | 59 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 rfid_reader_cm5121_openct.c

(limited to 'rfid_reader_cm5121_openct.c')

diff --git a/rfid_reader_cm5121_openct.c b/rfid_reader_cm5121_openct.c
new file mode 100644
index 0000000..9d96638
--- /dev/null
+++ b/rfid_reader_cm5121_openct.c
@@ -0,0 +1,59 @@
+/* CM5121 backend for OpenCT virtual slot */
+
+#include <stdio.h>
+
+#include <rfid/rfid_asic.h>
+#include <openct/openct.h>
+
+/* FIXME: get rid of this global crap.  In fact this needs to become part of
+ * struct rfid_reader_handle  */
+static ct_lock_handle lock;
+static int slot = 1;
+
+/* this is the sole function required by rfid_reader_cm5121.c */
+int 
+PC_to_RDR_Escape(void *handle, 
+		 const unsigned char *tx_buf, unsigned int tx_len,
+		 unsigned char *rx_buf, unsigned int *rx_len)
+{
+	int rc;
+	ct_handle *h = (ct_handle *) handle;
+
+	rc = ct_card_transact(h, 1, tx_buf, tx_len, rx_buf, *rx_len);
+	if (rc >= 0) {
+		*rx_len = rc;
+		return 0;
+	}
+
+	return rc;
+}
+
+
+int cm5121_source_init(struct rfid_asic_transport_handle *rath)
+{
+	struct ct_handle *h;
+	int rc;
+	unsigned char atr[64];
+
+	h = ct_reader_connect(0);
+	if (!h)
+		return -1;
+
+	printf("acquiring card lock\n");
+	rc = ct_card_lock(h, slot, IFD_LOCK_EXCLUSIVE, &lock);
+	if (rc < 0) {
+		fprintf(stderr, "error, no card lock\n");
+		return -1;
+	}
+
+	rc = ct_card_reset(h, slot, atr, sizeof(atr));
+	if (rc < 0) {
+		fprintf(stderr, "error, can't reset virtual card\n");
+		return -1;
+	}
+
+	rath->data = h;
+
+	return 0;
+}
+
-- 
cgit v1.2.3