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implement new mifare dumping code based on sector/block translation functions, 

fully supporting 4k format


git-svn-id: https://svn.gnumonks.org/trunk/librfid@2063 e0336214-984f-0b4b-a45f-81c69e1f0ede
This commit is contained in:
laforge 2008-01-29 15:06:41 +00:00
parent 591a1b00c1
commit 2b0914e033
1 changed files with 64 additions and 24 deletions
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88
utils/librfid-tool.c
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@ -207,15 +207,21 @@ mifare_classic_read_sector(struct rfid_protocol_handle *ph, int sector)
unsigned char buf[20];
unsigned int len = sizeof(buf);
int ret;
int block;
int block, blocks_per_sector, first_block;
/* FIXME: make this work for sectors > 31 */
printf("Reading sector %u\n", sector);
for (block = sector*4; block < sector*4+4; block++) {
first_block = mfcl_sector2block(sector);
blocks_per_sector = mfcl_sector_blocks(sector);
if (first_block < 0 || blocks_per_sector < 0)
return -EINVAL;
for (block = first_block; block < first_block + blocks_per_sector;
block++) {
printf("Reading block %u: ", block);
ret = rfid_protocol_read(ph, block, buf, &len);
if(ret == -ETIMEDOUT)
if (ret == -ETIMEDOUT)
fprintf(stderr, "TIMEOUT\n");
if (ret < 0) {
printf("Error %d reading\n", ret);
@ -227,6 +233,59 @@ mifare_classic_read_sector(struct rfid_protocol_handle *ph, int sector)
return 0;
}
static int
mifare_classic_dump(struct rfid_protocol_handle *ph)
{
unsigned int size;
unsigned int size_len = sizeof(size);
int sector, num_sectors;
if (rfid_protocol_getopt(ph, RFID_OPT_PROTO_SIZE,
&size, &size_len) == 0) {
printf("Size: %u bytes\n", size);
} else {
printf("Size: unknown ?!?\n");
return -EINVAL;
}
switch (size) {
case 320:
num_sectors = 5;
break;
case 1024:
num_sectors = 16;
break;
case 4096:
num_sectors = 40;
break;
default:
return -EINVAL;
}
for (sector = 0; sector < num_sectors; sector++) {
int rc;
printf("Authenticating sector %u: ", sector);
fflush(stdout);
rc = mfcl_set_key(ph, MIFARE_CL_KEYA_DEFAULT_INFINEON);
if (rc < 0) {
printf("key format error\n");
exit(1);
}
rc = mfcl_auth(ph, RFID_CMD_MIFARE_AUTH1A,
mfcl_sector2block(sector));
if (rc < 0) {
printf("mifare auth error\n");
exit(1);
} else
printf("mifare auth succeeded!\n");
mifare_classic_read_sector(ph, sector);
}
}
static char *proto_names[] = {
[RFID_PROTOCOL_TCL] = "tcl",
[RFID_PROTOCOL_MIFARE_UL] = "mifare-ultralight",
@ -660,26 +719,7 @@ int main(int argc, char **argv)
break;
case RFID_PROTOCOL_MIFARE_CLASSIC:
printf("Protocol Mifare Classic\n");
{
int sector;
for (sector = 0; sector < 31; sector++) {
printf("Authenticating sector %u: ", sector);
fflush(stdout);
rc = mfcl_set_key(ph, MIFARE_CL_KEYA_DEFAULT_INFINEON);
if (rc < 0) {
printf("key format error\n");
exit(1);
}
rc = mfcl_auth(ph, RFID_CMD_MIFARE_AUTH1A, sector*4);
if (rc < 0) {
printf("mifare auth error\n");
exit(1);
} else
printf("mifare auth succeeded!\n");
mifare_classic_read_sector(ph, sector);
}
}
mifare_classic_dump(ph);
break;
default:
printf("unknown protocol %u\n", protocol);