diff options
Diffstat (limited to 'utils')
| -rw-r--r-- | utils/librfid-tool.c | 95 |
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) |