94bf7059b4
The COPYRIGHT file is already here and is more complete, while the VCS hold accurate information about contributors and conibution date.
86 lines
2 KiB
C
86 lines
2 KiB
C
#include <err.h>
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#include <stdlib.h>
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#include <nfc/nfc.h>
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#include <freefare.h>
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int
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main(void)
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{
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nfc_device *device = NULL;
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FreefareTag *tags = NULL;
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nfc_connstring devices[8];
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nfc_context *context;
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nfc_init(&context);
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if (context == NULL)
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errx(EXIT_FAILURE, "Unable to init libnfc (malloc)");
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size_t device_count = nfc_list_devices(context, devices, 8);
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if (device_count <= 0)
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errx(EXIT_FAILURE, "No NFC device found.");
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for (size_t d = 0; d < device_count; d++) {
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device = nfc_open(context, devices[d]);
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if (!device) {
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errx(EXIT_FAILURE, "nfc_open() failed.");
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}
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tags = freefare_get_tags(device);
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if (!tags) {
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nfc_close(device);
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errx(EXIT_FAILURE, "Error listing FeliCa tag.");
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}
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for (int i = 0; tags[i]; i++) {
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if (FELICA != freefare_get_tag_type(tags[i]))
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continue;
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char *uid = freefare_get_tag_uid(tags[i]);
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printf("Dumping %s tag %s\n", freefare_get_tag_friendly_name(tags[i]), uid);
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free(uid);
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printf("Number\tName\tData\n");
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for (int block = 0x00; block < 0x0f; block++) {
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uint8_t buffer[16];
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if (felica_read(tags[i], FELICA_SC_RO, block, buffer, sizeof(buffer)) < 0)
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errx(EXIT_FAILURE, "Error reading block %d", block);
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if (block < 0x0e)
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printf("0x%02x\tS_PAD%d\t", block, block);
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else
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printf("0x%02x\tREG\t", block);
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for (int j = 0; j < 16; j++) {
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printf("%02x ", buffer[j]);
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}
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printf("\n");
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}
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char *block_names[] = {
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"RC", "MAC", "ID", "D_ID", "SER_C", "SYS_C", "CKV", "CK", "MC",
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};
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int valid_bytes[] = {
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16, 8, 16, 16, 2, 2, 2, 16, 5
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};
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for (int block = 0x80; block < 0x89; block++) {
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uint8_t buffer[16];
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if (felica_read(tags[i], FELICA_SC_RO, block, buffer, sizeof(buffer)) < 0)
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errx(EXIT_FAILURE, "Error reading block %d", block);
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printf("0x%02x\t%s\t", block, block_names[block - 0x80]);
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for (int j = 0; j < valid_bytes[block - 0x80]; j++) {
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printf("%02x ", buffer[j]);
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}
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printf("\n");
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}
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}
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freefare_free_tags(tags);
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nfc_close(device);
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}
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exit(EXIT_SUCCESS);
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}
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