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librfid_1999/python/Makefile

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+CC=gcc
+PYTHON=python
+PREFIX=/usr
+PYTHON_VER=2.5
+PYTHON_INC=$(PREFIX)/include/python$(PYTHON_VER)
+PYTHON_LIB=$(PREFIX)/lib/python$(PYTHON_VER)/site-packages/
+LIBRFID_DIR=../src/.libs/librfid.la
+LIBUSB_DIR=/usr/local/lib
+
+SOURCE_MAIN=pyrfid.c
+SOURCES=$(SOURCE_MAIN) ../utils/common.c
+INCLUDES=-I$(PYTHON_INC) -I../include/ -I../utils/
+CFLAGS=-O3 -Wall $(INCLUDES)
+LDFLAGS=-shared -L$(LIBRFID_DIR) -lrfid -L$(LIBUSB_DIR) -lusb  -Wl,--rpath -Wl,/usr/local/lib $(LIBS)
+TARGET=$(SOURCE_MAIN:.c=.so)
+OBJECTS=$(SOURCES:.c=.o)
+
+all: $(SOURCE_MAIN) $(TARGET)
+
+test:
+	$(PYTHON) $@.py
+
+install: $(TARGET)
+	install $(TARGET) $(PYTHON_LIB)
+
+$(TARGET): $(OBJECTS)
+	$(CC) $(LDFLAGS) -o $@ $(OBJECTS)
+
+.c.o:
+	$(CC) $(CFLAGS) -c $< -o $@
+
+clean:
+	rm -f $(OBJECTS) $(TARGET)
+

librfid_1999/python/pyrfid.c

@@ -0,0 +1,98 @@
+/* Python bindings for librfid 
+ *  (C) 2007 by Kushal Das <kushal@openpcd.org>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 
+ *  as published by the Free Software Foundation
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#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("pyrfid", pyi_Methods);
+    pyi_Error = PyErr_NewException("pyrfid.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;
+     return Py_BuildValue("i", 0);
+}
+
+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);
+}

librfid_1999/python/test.py

@@ -0,0 +1,29 @@
+#!/usr/bin/env python
+  #Python bindings test file 
+  #(C) 2007 by Kushal Das <kushal@openpcd.org>
+
+  #This program is free software; you can redistribute it and/or modify
+  #it under the terms of the GNU General Public License version 2 
+  #as published by the Free Software Foundation
+
+  #This program is distributed in the hope that it will be useful,
+  #but WITHOUT ANY WARRANTY; without even the implied warranty of
+  #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  #GNU General Public License for more details.
+
+  #You should have received a copy of the GNU General Public License
+  #along with this program; if not, write to the Free Software
+  #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+import pyrfid
+
+res = pyrfid.open()
+if res == 1:
+        print "No device found"
+else:
+        print "We found a device :)"
+        while 1:
+                res = pyrfid.scan()
+                if res == 3:
+                        print "The id of the card is %s" %(pyrfid.get_id())
+        pyrfid.close()