From e3a80ac2d337b92514f3246dbacb8e4ca7b62d90 Mon Sep 17 00:00:00 2001
From: cbdev <cb@cbcdn.com>
Date: Sat, 24 Jun 2023 15:51:42 +0200
Subject: Add basic reader_linux skeleton

---
 Makefile       |  4 +++-
 reader_linux.c | 41 +++++++++++++++++++++++++++++++++++++++++
 reader_linux.h |  3 +++
 3 files changed, 47 insertions(+), 1 deletion(-)
 create mode 100644 reader_linux.c
 create mode 100644 reader_linux.h

diff --git a/Makefile b/Makefile
index 760a07e..f1a77fb 100644
--- a/Makefile
+++ b/Makefile
@@ -2,10 +2,12 @@
 
 CFLAGS += -g -Wall -Wpedantic
 CORE_OBJS = control.o reader.o config.o command.o
-PLUGINS = reader_yhy.so
+PLUGINS = reader_yhy.so reader_linux.so
 
 reader_yhy.so: LDLIBS = -lyhy
 reader_yhy.so: LDFLAGS += -L. -Wl,-rpath .
+reader_linux.so: LDLIBS += $(shell pkg-config --libs libnl-genl-3.0)
+reader_linux.so: CFLAGS += $(shell pkg-config --cflags libnl-genl-3.0)
 
 %.so: CFLAGS += -shared -fPIC
 
diff --git a/reader_linux.c b/reader_linux.c
new file mode 100644
index 0000000..588d5f0
--- /dev/null
+++ b/reader_linux.c
@@ -0,0 +1,41 @@
+#include <stdio.h>
+#include <sys/socket.h>
+#include <netlink/netlink.h>
+#include <netlink/genl/genl.h>
+#include <netlink/genl/ctrl.h>
+#include <linux/nfc.h>
+
+static struct nl_sock* nl_socket = NULL;
+static int genl_group = -1;
+
+int init(){
+	nl_socket = nl_socket_alloc();
+	if(!nl_socket || genl_connect(nl_socket)){
+		printf("Failed to connect to netlink\n");
+		return 1;
+	}
+
+	genl_group = genl_ctrl_resolve(nl_socket, NFC_GENL_NAME);
+	if(genl_group < 0){
+		printf("Failed to resolve NFC netlink control\n");
+		return 1;
+	}
+
+	//TODO
+
+	return 1;
+}
+
+int handle(int fd){
+	//TODO
+	return 1;
+}
+
+int scan(){
+	//TODO
+	return 1;
+}
+
+static void __attribute__((destructor)) cleanup(){
+	nl_socket_free(nl_socket);
+}
diff --git a/reader_linux.h b/reader_linux.h
new file mode 100644
index 0000000..303fbaa
--- /dev/null
+++ b/reader_linux.h
@@ -0,0 +1,3 @@
+int init();
+int handle(int fd);
+int scan();
-- 
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