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-rw-r--r--utils/librfid-tool.c95
1 files changed, 77 insertions, 18 deletions
diff --git a/utils/librfid-tool.c b/utils/librfid-tool.c
index 0c21a4d..c96f948 100644
--- a/utils/librfid-tool.c
+++ b/utils/librfid-tool.c
@@ -1,4 +1,7 @@
-/*
+/* librfid-tool - a small command-line tool for librfid testing
+ *
+ * (C) 2005-2006 by Harald Welte <laforge@gnumonks.org>
+ *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation
@@ -23,6 +26,7 @@
#include <getopt.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>
@@ -53,14 +57,7 @@ static struct rfid_reader_handle *rh;
static struct rfid_layer2_handle *l2h;
static struct rfid_protocol_handle *ph;
-static int init()
-{
- unsigned char buf[0x3f];
- int rc;
-
- printf("initializing librfid\n");
- rfid_init();
-
+static int reader() {
printf("opening reader handle\n");
rh = rfid_reader_open(NULL, RFID_READER_CM5121);
if (!rh) {
@@ -71,10 +68,16 @@ static int init()
return -1;
}
}
+ return 0;
+}
+static int init(int layer2)
+{
+ unsigned char buf[0x3f];
+ int rc;
+
printf("opening layer2 handle\n");
- l2h = rfid_layer2_init(rh, RFID_LAYER2_ISO14443A);
- //l2h = rfid_layer2_init(rh, RFID_LAYER2_ISO14443B);
+ l2h = rfid_layer2_init(rh, layer2);
if (!l2h) {
fprintf(stderr, "error during iso14443a_init\n");
return -1;
@@ -308,13 +311,36 @@ static int proto_by_name(const char *name)
return -1;
}
+static char *l2_names[] = {
+ [RFID_LAYER2_ISO14443A] = "iso14443a",
+ [RFID_LAYER2_ISO14443B] = "iso14443b",
+ [RFID_LAYER2_ISO15693] = "iso15693",
+};
+
+static int l2_by_name(const char *name)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(l2_names); i++) {
+ if (l2_names[i] == NULL)
+ continue;
+ if (!strcasecmp(name, l2_names[i]))
+ return i;
+ }
+ return -1;
+}
+
static void help(void)
{
- printf(" -p --protocol {tcl,mifare-ultralight,mifare-classic}\n");
+ printf( " -s --scan\n"
+ " -p --protocol {tcl,mifare-ultralight,mifare-classic}\n"
+ " -l --layer2 {iso14443a,iso14443b,iso15693}\n"
+ " -h --help\n");
}
static struct option opts[] = {
{ "help", 0, 0, 'h' },
+ { "layer2", 1, 0, 'l' },
{ "protocol", 1, 0, 'p' },
{0, 0, 0, 0}
};
@@ -323,22 +349,42 @@ int main(int argc, char **argv)
{
int rc;
char buf[0x40];
- int i, protocol = -1;
+ int i, protocol = -1, layer2 = -1;
printf("librfid_tool - (C) 2006 by Harald Welte\n"
- "This program is Free Software and has ABSOLUTELY NO WARRANTY\n\n");
+ "This program is Free Software and has "
+ "ABSOLUTELY NO WARRANTY\n\n");
+
+ printf("initializing librfid\n");
+ rfid_init();
while (1) {
int c, option_index = 0;
- c = getopt_long(argc, argv, "hp:", opts, &option_index);
+ c = getopt_long(argc, argv, "hp:l:s", opts, &option_index);
if (c == -1)
break;
switch (c) {
+ case 's':
+ if (reader() < 0)
+ exit(1);
+ printf("scanning for RFID token...\n");
+ i = rfid_scan(rh, &l2h, &ph);
+ exit(0);
+ break;
case 'p':
protocol = proto_by_name(optarg);
if (protocol < 0) {
- fprintf(stderr, "unknown protocol `%s'\n", optarg);
+ fprintf(stderr, "unknown protocol `%s'\n",
+ optarg);
+ exit(2);
+ }
+ break;
+ case 'l':
+ layer2 = l2_by_name(optarg);
+ if (layer2 < 0) {
+ fprintf(stderr, "unknown layer2 `%s'\n",
+ optarg);
exit(2);
}
break;
@@ -349,12 +395,25 @@ int main(int argc, char **argv)
}
}
- if (protocol < 0) {
+ switch (protocol) {
+ case RFID_PROTOCOL_MIFARE_UL:
+ case RFID_PROTOCOL_MIFARE_CLASSIC:
+ layer2 = RFID_LAYER2_ISO14443A;
+ break;
+ case -1:
fprintf(stderr, "you have to specify --protocol\n");
exit(2);
}
- if (init() < 0)
+ if (layer2 < 0) {
+ fprintf(stderr, "you have to specify --layer2\n");
+ exit(2);
+ }
+
+ if (reader() < 0)
+ exit(1);
+
+ if (init(layer2) < 0)
exit(1);
if (l3(protocol) < 0)
personal git repositories of Harald Welte. Your mileage may vary