python support by Kushal Das

git-svn-id: https://svn.gnumonks.org/trunk/librfid@1997 e0336214-984f-0b4b-a45f-81c69e1f0ede

1 files changed, 80 insertions, 0 deletions

diff --git a/python/pyrfid.c b/python/pyrfid.c
new file mode 100644
index 0000000..e626718
--- /dev/null
+++ b/python/pyrfid.c
@@ -0,0 +1,80 @@
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <libgen.h>
+
+#include <librfid/rfid.h>
+#include <librfid/rfid_scan.h>
+#include <librfid/rfid_reader.h>
+#include <librfid/rfid_layer2.h>
+#include <librfid/rfid_protocol.h>
+
+#include <librfid/rfid_protocol_mifare_classic.h>
+#include <librfid/rfid_protocol_mifare_ul.h>
+#include <common.h>
+
+#include <Python.h>
+static PyObject *pyi_open(PyObject *self, PyObject *args);
+static PyObject *pyi_close(PyObject *self, PyObject *args);
+static PyObject *pyi_rfidscan(PyObject *self, PyObject *args);
+static PyObject *pyi_rfidlayeropt(PyObject *self, PyObject *args);
+
+static PyObject *pyi_Error;
+struct rfid_reader_handle *rh;
+struct rfid_layer2_handle *l2h;
+struct rfid_protocol_handle *ph;
+
+static PyMethodDef pyi_Methods[] = {
+    {"open", pyi_open, METH_VARARGS,
+        "This will initialise the RFID reader"},
+    {"close", pyi_close, METH_VARARGS,
+        "This will close the RFID reader"},
+    {"scan", pyi_rfidscan, METH_VARARGS,
+        "This will scan for any card"},
+    {"get_id", pyi_rfidlayeropt, METH_VARARGS,
+        "This will read the id of the card"},
+    {NULL, NULL, 0, NULL}
+};
+
+PyMODINIT_FUNC initpyrfid() {
+    PyObject *m;
+
+    m = Py_InitModule("openpcd", pyi_Methods);
+    pyi_Error = PyErr_NewException("openpcd.error", NULL, NULL);
+    Py_INCREF(pyi_Error);
+    PyModule_AddObject(m, "error", pyi_Error);
+    return;
+}
+
+static PyObject *pyi_open(PyObject *self, PyObject *args) {
+    rfid_init();
+    rh = rfid_reader_open(NULL, RFID_READER_OPENPCD);
+    if (!rh)
+	return Py_BuildValue("i", 1);
+    else
+	return Py_BuildValue("i", 0);
+}
+
+static PyObject *pyi_close(PyObject *self, PyObject *args) {
+    rfid_reader_close(rh);
+    Py_INCREF(Py_None);
+    return Py_None;
+}
+
+static PyObject *pyi_rfidscan(PyObject *self, PyObject *args) {
+    int rc;
+	rc = rfid_scan(rh, &l2h, &ph);
+	return Py_BuildValue("i", rc);
+}
+
+static PyObject *pyi_rfidlayeropt(PyObject *self, PyObject *args) {
+                unsigned char uid_buf[16];
+		char card_id[16];
+		unsigned int uid_len = sizeof(uid_buf);
+		rfid_layer2_getopt(l2h, RFID_OPT_LAYER2_UID, &uid_buf,
+				   &uid_len);
+		strcpy(card_id,hexdump(uid_buf, uid_len));
+		return Py_BuildValue("s", card_id);
+}