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authorRaquel Medina <raquel.medina@konsulko.com>2018-11-12 14:03:22 +0200
committerraquel medina <raquel.medina@konsulko.com>2018-11-13 16:39:27 +0000
commitf3849cef1c0e3e00b0c10ded6b6f6395394c2faf (patch)
treeaf651727af191e9239d475b8d11c1d6c2c797cc8 /binding
parentde1d232c0d47a2da0767cee66c0ad5f02c9b6ca9 (diff)
binding: nfc: remove dependencies on libnfc
Bug-AGL: SPEC-1921 - remove dependencies on libnfc - remove unused code (binding/afm-nfc-common.c) Change-Id: I824094f5d7a409739c479904662e21c900cc8509 Signed-off-by: Raquel Medina <raquel.medina@konsulko.com>
Diffstat (limited to 'binding')
-rw-r--r--binding/CMakeLists.txt2
-rw-r--r--binding/afm-nfc-binding.c127
-rw-r--r--binding/afm-nfc-common.c37
-rw-r--r--binding/afm-nfc-common.h9
4 files changed, 2 insertions, 173 deletions
diff --git a/binding/CMakeLists.txt b/binding/CMakeLists.txt
index 0e6a5bc..512cede 100644
--- a/binding/CMakeLists.txt
+++ b/binding/CMakeLists.txt
@@ -21,7 +21,7 @@
PROJECT_TARGET_ADD(afm-nfc-binding)
# Define project Targets
- add_library(afm-nfc-binding MODULE afm-nfc-common.c afm-nfc-binding.c)
+ add_library(afm-nfc-binding MODULE afm-nfc-binding.c)
# Binder exposes a unique public entry point
SET_TARGET_PROPERTIES(${TARGET_NAME} PROPERTIES
diff --git a/binding/afm-nfc-binding.c b/binding/afm-nfc-binding.c
index 70a8625..94705de 100644
--- a/binding/afm-nfc-binding.c
+++ b/binding/afm-nfc-binding.c
@@ -29,133 +29,14 @@
#include <glib-object.h>
#include <json-c/json.h>
#include <neardal/neardal.h>
-#include <nfc/nfc.h>
-#include <nfc/nfc-types.h>
-
#define AFB_BINDING_VERSION 3
#include <afb/afb-binding.h>
#include "afm-nfc-common.h"
-#define WAIT_FOR_REMOVE(dev) { while (0 == nfc_initiator_target_is_present(dev, NULL)) {} }
-
static afb_event_t presence_event;
static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
-static const nfc_modulation modulations[] = {
- { .nmt = NMT_ISO14443A, .nbr = NBR_106 },
-};
-
-static char *get_tag_uid(nfc_target *nt)
-{
- if (nt->nm.nmt == NMT_ISO14443A)
- return to_hex_string((unsigned char *) &nt->nti.nai.abtUid, nt->nti.nai.szUidLen);
-
- return NULL;
-}
-
-static void send_detect_event(char *current_id, nfc_binding_data *data)
-{
- json_object *jresp;
-
- if (current_id == NULL)
- return;
-
- jresp = json_object_new_object();
-
- json_object_object_add(jresp, "status", json_object_new_string("detected"));
- json_object_object_add(jresp, "uid", json_object_new_string(current_id));
-
- if (data->jresp) {
- json_object_put(data->jresp);
- data->jresp = NULL;
- }
-
- json_object_get(jresp);
- data->jresp = jresp;
-
- afb_event_push(presence_event, jresp);
-}
-
-static void *nfc_loop_thread(void *ptr)
-{
- nfc_binding_data *data = ptr;
-
- while (1) {
- nfc_target nt;
- json_object *jresp;
- int res = nfc_initiator_poll_target(data->dev, modulations, ARRAY_SIZE(modulations), 0xff, 2, &nt);
- char *current_uid;
-
- if (res < 0)
- break;
-
- pthread_mutex_lock(&mutex);
-
- current_uid = get_tag_uid(&nt);
- send_detect_event(current_uid, data);
-
- pthread_mutex_unlock(&mutex);
-
- WAIT_FOR_REMOVE(data->dev);
-
- pthread_mutex_lock(&mutex);
-
- jresp = json_object_new_object();
- json_object_object_add(jresp, "status", json_object_new_string("removed"));
- json_object_object_add(jresp, "uid", json_object_new_string(current_uid));
-
- if (data->jresp) {
- json_object_put(data->jresp);
- data->jresp = NULL;
- }
-
- afb_event_push(presence_event, jresp);
-
- pthread_mutex_unlock(&mutex);
- }
-
- nfc_close(data->dev);
- nfc_exit(data->ctx);
- free(data);
-
- return NULL;
-}
-
-
-static nfc_binding_data *get_libnfc_instance()
-{
- nfc_context *ctx = NULL;
- nfc_device *dev = NULL;
- nfc_binding_data *data;
-
- nfc_init(&ctx);
-
- dev = nfc_open(ctx, NULL);
-
- if (dev == NULL) {
- AFB_WARNING("Cannot get context for libnfc");
- nfc_exit(ctx);
- return NULL;
- }
-
- if (nfc_initiator_init(dev) < 0) {
- AFB_WARNING("Cannot get initiator mode from libnfc");
- nfc_close(dev);
- nfc_exit(ctx);
- return NULL;
- }
-
- data = malloc(sizeof(nfc_binding_data));
-
- if (data) {
- data->ctx = ctx;
- data->dev = dev;
- }
-
- return data;
-}
-
static void neard_cb_record_found(const char *tag_name, void *ptr)
{
nfc_binding_data *data = ptr;
@@ -245,18 +126,12 @@ static void *neard_loop_thread(void *ptr)
static int init(afb_api_t api)
{
pthread_t thread_id;
- nfc_binding_data *data = get_libnfc_instance();
+ nfc_binding_data *data = NULL;
char **adapters = NULL;
int num_adapters, ret;
presence_event = afb_daemon_make_event("presence");
- if (data) {
- afb_api_set_userdata(api, data);
-
- return pthread_create(&thread_id, NULL, nfc_loop_thread, data);
- }
-
ret = neardal_get_adapters(&adapters, &num_adapters);
if (ret == NEARDAL_SUCCESS) {
diff --git a/binding/afm-nfc-common.c b/binding/afm-nfc-common.c
deleted file mode 100644
index 6dee428..0000000
--- a/binding/afm-nfc-common.c
+++ /dev/null
@@ -1,37 +0,0 @@
-/*
- * Copyright (C) 2018 Konsulko Group
- * Author: Matt Ranostay <matt.ranostay@konsulko.com>
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-#include <stdlib.h>
-#include <stdio.h>
-#include "afm-nfc-common.h"
-
-char *to_hex_string(unsigned char *data, size_t size)
-{
- char *buffer = malloc((2 * size) + 1);
- char *tmp = buffer;
- int i;
-
- if (buffer == NULL)
- return buffer;
-
- for (i = 0; i < size; i++) {
- tmp += sprintf(tmp, "%.2x", data[i]);
- }
-
- return buffer;
-}
diff --git a/binding/afm-nfc-common.h b/binding/afm-nfc-common.h
index c4c4cff..24a879c 100644
--- a/binding/afm-nfc-common.h
+++ b/binding/afm-nfc-common.h
@@ -21,17 +21,8 @@
#include <glib.h>
#include <json-c/json.h>
-#include <nfc/nfc-types.h>
-
-#define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0]))
-
-char *to_hex_string(unsigned char *data, size_t size);
-
typedef struct {
- nfc_context *ctx;
- nfc_device *dev;
-
gchar *adapter;
GMainLoop *loop;