From cd534f500edd5c04fc8e68e72eae3264dfef34fd Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@gnumonks.org>
Date: Mon, 16 Aug 2010 13:05:13 +0800
Subject: easytool: ad getopt option parser

---
 easytool/easytool.c | 63 +++++++++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 59 insertions(+), 4 deletions(-)

(limited to 'easytool')

diff --git a/easytool/easytool.c b/easytool/easytool.c
index 67157c8..75cec83 100644
--- a/easytool/easytool.c
+++ b/easytool/easytool.c
@@ -27,6 +27,7 @@
 #include <fcntl.h>
 #include <string.h>
 #include <time.h>
+#include <getopt.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <sys/mman.h>
@@ -125,20 +126,64 @@ static void print_help(void)
 {
 }
 
+enum mode {
+	MODE_DUMP_MFACC,
+	MODE_DUMP,
+	MODE_RECHARGE,
+	MODE_PURCHASE,
+};
+
 int main(int argc, char **argv)
 {
+	enum mode mode = MODE_DUMP;
+	int delta = 0;
+	int option_index = 0;
 	struct stat st;
 
 	printf(COPYRIGHT);
 
-	if (argc < 2) {
+	while (1) {
+		int c;
+		static struct option long_options[] = {
+			{ "dump-access-bits", 0, 0, 'a' },
+			{ "alter-recharge", 1, 0, 'r' },
+			{ "alter-purchase", 1, 0, 'p' },
+			{ "help", 0, 0, 'h' },
+			{ 0, 0, 0, 0 }
+		};
+
+		c = getopt_long(argc, argv, "r:p:ha",
+				long_options, &option_index);
+		if (c == -1)
+			break;
+
+		switch (c) {
+		case 'a':
+			mode = MODE_DUMP_MFACC;
+			break;
+		case 'r':
+			mode = MODE_RECHARGE;
+			delta = atoi(optarg);
+			break;
+		case 'p':
+			mode = MODE_PURCHASE;
+			delta = atoi(optarg);
+			break;
+		case 'h':
+			print_help();
+			exit(0);
+			break;
+		}
+	};
+
+	if (argc <= optind) {
 		fprintf(stderr, "ERROR: You must specify the file name of "
 			"a mifare dump file (.mfd)\n");
 		print_help();
 		exit(2);
 	}
 
-	global.fd = open(argv[1], O_RDONLY);
+	global.fd = open(argv[optind], O_RDONLY);
 	if (global.fd < 0) {
 		perror("Error opening the MFD file");
 		exit(1);
@@ -155,8 +200,18 @@ int main(int argc, char **argv)
 		exit(1);
 	}
 
-	//dump_mfcl(global.mft);
-	dump_easycard(global.mft);
+	switch (mode) {
+	case MODE_DUMP_MFACC:
+		dump_mfcl(global.mft);
+		break;
+	case MODE_DUMP:
+		dump_easycard(global.mft);
+		break;
+	case MODE_RECHARGE:
+		break;
+	case MODE_PURCHASE:
+		break;
+	}
 
 	munmap(global.mft, global.size);
 	close(global.fd);
-- 
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