From 98b2f4efdb5ac839baa0db88a75c0bf7fcd988d2 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@realraum.at>
Date: Mon, 4 May 2009 04:20:41 +0000
Subject: [PATCH] cleaned up mifare-read

---
 mifare-read.c |  143 ++++++++++++---------------------------------------------
 1 file changed, 29 insertions(+), 114 deletions(-)

diff --git a/mifare-read.c b/mifare-read.c
index 7761697..05851c9 100644
--- a/mifare-read.c
+++ b/mifare-read.c
@@ -20,34 +20,22 @@
 #include <unistd.h>
 #include <stdlib.h>
 #include <string.h>
-#include <errno.h>
 #include <signal.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 <librfid/rfid_access_mifare_classic.h>
 
 struct rfid_reader_handle *rh = NULL;
 struct rfid_layer2_handle *l2h = NULL;
-struct rfid_protocol_handle *ph = NULL;
-
 
 void sigHandler(int sig)
 {
   printf("sig handler called\n");
 
-/*   rfid_protocol_close(ph); */
-/*   rfid_protocol_fini(ph); */
-
-  rfid_layer2_close(l2h);
-  rfid_layer2_fini(l2h);
+/*   rfid_layer2_close(l2h); */
+/*   rfid_layer2_fini(l2h); */
 
   rfid_reader_close(rh);
   exit(0);
@@ -55,123 +43,50 @@ void sigHandler(int sig)
 
 int l2_init(int layer2)
 {
-	int rc;
-
-	l2h = rfid_layer2_init(rh, layer2);
-	if (!l2h) {
-		fprintf(stderr, "error during layer2(%d)_init (0=14a,1=14b,3=15)\n",layer2);
-		return -1;
-	}
-
-	rc = rfid_layer2_open(l2h);
-	if (rc < 0) {
-		fprintf(stderr, "error during layer2_open\n");
-		return rc;
-	}
-
-	return 0;
-}
+  int rc;
 
-int l3_init(int protocol)
-{
-	ph = rfid_protocol_init(l2h, protocol);
-	if (!ph) {
-		fprintf(stderr, "error during protocol_init\n");
-		return -1;
-	}
-	if (rfid_protocol_open(ph) < 0) {
-		fprintf(stderr, "error during protocol_open\n");
-		return -1;
-	}
-
-	return 0;
-}
-
-static int mifare_cl_auth(unsigned char *key, int page)
-{
-	int rc;
-
-	rc = mfcl_set_key(ph, key);
-	if (rc < 0) {
-		fprintf(stderr, "key format error\n");
-		return rc;
-	}
-	rc = mfcl_auth(ph, RFID_CMD_MIFARE_AUTH1A, page);
-	if (rc < 0) {
-		fprintf(stderr, "mifare auth error\n");
-		return rc;
-	} else 
-//		printf("mifare auth succeeded!\n");
-
-	return 0;
-}
-
-static void mifare_l3(void)
-{
-	while (l2_init(RFID_LAYER2_ISO14443A) < 0) ;
+  l2h = rfid_layer2_init(rh, layer2);
+  if (!l2h) {
+    fprintf(stderr, "error during layer2(%d)_init (0=14a,1=14b,3=15)\n",layer2);
+    return -1;
+  }
 
-//	printf("ISO14443-3A anticollision succeeded\n");
- 
-//	while (l3_init(RFID_PROTOCOL_MIFARE_CLASSIC) < 0) ;
+  rc = rfid_layer2_open(l2h);
+  if (rc < 0) {
+    fprintf(stderr, "error during layer2_open\n");
+    return rc;
+  }
 
-//	printf("Mifare card available\n");
+  return 0;
 }
 
-void print_hex(const unsigned char* buffer, int length)
+int main(int argc, char **argv)
 {
-  int i;
+  unsigned int uid, uid_len;
 
-  if(length <= 0) return;
-  for(i=0; i<length; ++i) {
-    printf("0x%02X ", buffer[i]);
-    if(i && !((i+1)%8)) printf(" ");
-    if(i && !((i+1)%16)) printf("\n");
+  rfid_init();
+  rh = rfid_reader_open(NULL, RFID_READER_OPENPCD);
+  if (!rh) {
+    fprintf(stderr, "No OpenPCD found\n");
+    exit(1);
   }
-}
-
-int main(int argc, char **argv)
-{
-	int len, rc, c, option_index = 0;
-	unsigned int page,uid,uid_len;
-	//char key[MIFARE_CL_KEY_LEN];
-	//char buf[MIFARE_CL_PAGE_SIZE];
 
   (void) signal(SIGHUP, sigHandler);
   (void) signal(SIGINT, sigHandler);
   (void) signal(SIGTERM, sigHandler);
 
-/* init */
-
-	//memcpy(key, MIFARE_CL_KEYA_DEFAULT_INFINEON, MIFARE_CL_KEY_LEN);
-
-//	printf("initializing librfid\n");
-	rfid_init();
-
-	rh = rfid_reader_open(NULL, RFID_READER_OPENPCD);
-	if (!rh) {
-		fprintf(stderr, "No OpenPCD found\n");
-		exit(1);
-	}
-
-/* reading serial */
-
-  page = 0; //page 0
-
-  //len = MIFARE_CL_PAGE_SIZE;
-  mifare_l3();
-/*   if (mifare_cl_auth(key, page) < 0) */
-/*     exit(1); */
+  while(l2_init(RFID_LAYER2_ISO14443A) < 0);
   
-  uid_len=sizeof(uid);
-  uid=0;
-  if(rfid_layer2_getopt(l2h,RFID_OPT_LAYER2_UID,&uid,&uid_len)>=0)
+  uid_len = sizeof(uid);
+  uid = 0;
+  if(rfid_layer2_getopt(l2h, RFID_OPT_LAYER2_UID, &uid, &uid_len) >= 0)
     printf("UID=%08X\n",uid);
   fflush(stdout);
 
-//  rfid_layer2_close(l2h);
-//  rfid_layer2_fini(l2h);
+/*   rfid_layer2_close(l2h); */
+/*   rfid_layer2_fini(l2h); */
 
-	rfid_reader_close(rh);
-	exit(0);
+  rfid_reader_close(rh);
+  exit(0);
 }
 
-- 
1.7.10.4