diff options
| -rw-r--r-- | python/Makefile | 34 | ||||
| -rw-r--r-- | python/pyrfid.c | 80 | ||||
| -rw-r--r-- | python/test.py | 14 | ||||
| -rw-r--r-- | utils/common.c | 2 |
4 files changed, 129 insertions, 1 deletions
diff --git a/python/Makefile b/python/Makefile new file mode 100644 index 0000000..28fd93c --- /dev/null +++ b/python/Makefile @@ -0,0 +1,34 @@ +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) + 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); +} diff --git a/python/test.py b/python/test.py new file mode 100644 index 0000000..4180542 --- /dev/null +++ b/python/test.py @@ -0,0 +1,14 @@ +#!/usr/bin/env python + +import pyrfid + +res = openpcd.open() +if res == 1: + print "No device found" +else: + print "We found a device :)" + while 1: + res = openpcd.scan() + if res == 3: + print "The id of the card is %s" %(openpcd.get_id()) +openpcd.close() diff --git a/utils/common.c b/utils/common.c index 53acbdd..b286af6 100644 --- a/utils/common.c +++ b/utils/common.c @@ -15,6 +15,7 @@ #include <librfid/rfid_protocol_mifare_ul.h> #include "librfid-tool.h" +#include "common.h" const char * hexdump(const void *data, unsigned int len) @@ -85,7 +86,6 @@ int reader_init(void) int l2_init(int layer2) { - unsigned char buf[0x3f]; int rc; printf("opening layer2 handle\n"); |