static int init_c930(struct address_info *hw_config)
{
unsigned char cfg = 0;
#ifdef MAD16_CONF
cfg |= (0x0f & MAD16_CONF);
#endif
if(c931_detected)
{
/* Bit 0 has reversd meaning. Bits 1 and 2 sese
reversed on write.
Support only IDE cdrom. IDE port programmed
somewhere else. */
cfg = (cfg & 0x09) ^ 0x07;
}
switch (hw_config->io_base)
{
case 0x530:
cfg |= 0x00;
break;
case 0xe80:
cfg |= 0x10;
break;
case 0xf40:
cfg |= 0x20;
break;
case 0x604:
cfg |= 0x30;
break;
default:
printk(KERN_ERR "MAD16: Invalid codec port %x\n", hw_config->io_base);
return 0;
}
mad_write(MC1_PORT, cfg);
/* MC2 is CD configuration. Don't touch it. */
mad_write(MC3_PORT, 0); /* Disable SB mode IRQ and DMA */
/* bit 2 of MC4 reverses it's meaning between the C930
and the C931. */
cfg = c931_detected ? 0x04 : 0x00;
#ifdef MAD16_CDSEL
if(MAD16_CDSEL & 0x20)
mad_write(MC4_PORT, 0x62|cfg); /* opl4 */
else
mad_write(MC4_PORT, 0x52|cfg); /* opl3 */
#else
mad_write(MC4_PORT, 0x52|cfg);
#endif
mad_write(MC5_PORT, 0x3C); /* Init it into mode2 */
mad_write(MC6_PORT, 0x02); /* Enable WSS, Disable MPU and SB */
mad_write(MC7_PORT, 0xCB);
mad_write(MC10_PORT, 0x11);
return wss_init(hw_config);
}
static int detect_mad16(void)
{
unsigned char tmp, tmp2, bit;
int i, port;
/*
* Check that reading a register doesn't return bus float (0xff)
* when the card is accessed using password. This may fail in case
* the card is in low power mode. Normally at least the power saving
* mode bit should be 0.
*/
if ((tmp = mad_read(MC1_PORT)) == 0xff)
{
DDB(printk("MC1_PORT returned 0xff\n"));
return 0;
}
for (i = 0xf8d; i <= 0xf98; i++)
if (!c924pnp)
DDB(printk("Port %0x (init value) = %0x\n", i, mad_read(i))) else
DDB(printk("Port %0x (init value) = %0x\n", i-0x80, mad_read(i)));
if (board_type == C930)
return detect_c930();
/*
* Now check that the gate is closed on first I/O after writing
* the password. (This is how a MAD16 compatible card works).
*/
if ((tmp2 = inb(MC1_PORT)) == tmp) /* It didn't close */
{
DDB(printk("MC1_PORT didn't close after read (0x%02x)\n", tmp2));
return 0;
}
bit = (c924pnp) ? 0x20 : 0x80;
port = (c924pnp) ? MC2_PORT : MC1_PORT;
tmp = mad_read(port);
mad_write(port, tmp ^ bit); /* Toggle a bit */
if ((tmp2 = mad_read(port)) != (tmp ^ bit)) /* Compare the bit */
{
mad_write(port, tmp); /* Restore */
DDB(printk("Bit revert test failed (0x%02x, 0x%02x)\n", tmp, tmp2));
return 0;
}
mad_write(port, tmp); /* Restore */
return 1; /* Bingo */
}
void
madattach(struct wss_softc *sc)
{
struct ad1848_softc *ac;
unsigned char cs4231_mode;
int joy;
ac = (struct ad1848_softc *)&sc->sc_ad1848;
if (sc->mad_chip_type == MAD_NONE)
return;
/* Do we want the joystick disabled? */
joy = device_cfdata(ac->sc_dev)->cf_flags & 2 ? MC1_JOYDISABLE : 0;
/* enable WSS emulation at the I/O port */
mad_write(sc, MC1_PORT, M_WSS_PORT_SELECT(sc->mad_ioindex) | joy);
mad_write(sc, MC2_PORT, MC2_NO_CD_DRQ); /* disable CD */
mad_write(sc, MC3_PORT, 0xf0); /* Disable SB */
cs4231_mode =
strncmp(ac->chip_name, "CS4248", 6) == 0 ||
strncmp(ac->chip_name, "CS4231", 6) == 0 ? 0x02 : 0;
if (sc->mad_chip_type == MAD_82C929) {
mad_write(sc, MC4_PORT, 0x92);
mad_write(sc, MC5_PORT, 0xA5 | cs4231_mode);
mad_write(sc, MC6_PORT, 0x03); /* Disable MPU401 */
} else {
mad_write(sc, MC4_PORT, 0x02);
mad_write(sc, MC5_PORT, 0x30 | cs4231_mode);
}
#ifdef AUDIO_DEBUG
if (wssdebug) {
int i;
for (i = MC1_PORT; i <= MC7_PORT; i++)
DPRINTF(("port %03x after init = %02x\n",
i, mad_read(sc, i)));
}
#endif
}
int probe_mad16_mpu(struct address_info *hw_config)
{
#if defined(CONFIG_UART401) && defined(CONFIG_MIDI)
static int mpu_attached = 0;
static int valid_ports[] = {
0x330, 0x320, 0x310, 0x300
};
static short valid_irqs[] = {9, 10, 5, 7};
unsigned char tmp;
int i; /* A variable with secret power */
if (!already_initialized) /* The MSS port must be initialized first */
return 0;
if (mpu_attached) /* Don't let them call this twice */
return 0;
mpu_attached = 1;
if (board_type < C929) /* Early chip. No MPU support. Just SB MIDI */
{
#if defined(CONFIG_MIDI) && defined(CONFIG_MAD16_OLDCARD)
unsigned char tmp;
tmp = mad_read(MC3_PORT);
/*
* MAD16 SB base is defined by the WSS base. It cannot be changed
* alone.
* Ignore configured I/O base. Use the active setting.
*/
if (mad_read(MC1_PORT) & 0x20)
hw_config->io_base = 0x240;
else
hw_config->io_base = 0x220;
switch (hw_config->irq)
{
case 5:
tmp = (tmp & 0x3f) | 0x80;
break;
case 7:
tmp = (tmp & 0x3f);
break;
case 11:
tmp = (tmp & 0x3f) | 0x40;
break;
default:
printk(KERN_ERR "mad16/Mozart: Invalid MIDI IRQ\n");
return 0;
}
mad_write(MC3_PORT, tmp | 0x04);
hw_config->driver_use_1 = SB_MIDI_ONLY;
return sb_dsp_detect(hw_config);
#else
return 0;
#endif
}
tmp = mad_read(MC6_PORT) & 0x83;
tmp |= 0x80; /* MPU-401 enable */
/*
* Set the MPU base bits
*/
for (i = 0; i < 5; i++)
{
if (i > 3) /* Out of array bounds */
{
printk(KERN_ERR "MAD16 / Mozart: Invalid MIDI port 0x%x\n", hw_config->io_base);
return 0;
}
if (valid_ports[i] == hw_config->io_base)
{
tmp |= i << 5;
break;
}
}
/*
* Set the MPU IRQ bits
*/
for (i = 0; i < 5; i++)
{
if (i > 3) /* Out of array bounds */
{
printk(KERN_ERR "MAD16 / Mozart: Invalid MIDI IRQ %d\n", hw_config->irq);
return 0;
}
if (valid_irqs[i] == hw_config->irq)
{
tmp |= i << 3;
break;
}
}
mad_write(MC6_PORT, tmp); /* Write MPU401 config */
return probe_uart401(hw_config);
#else
return 0;
#endif
}
int probe_mad16(struct address_info *hw_config)
{
int i;
static int valid_ports[] =
{
0x530, 0xe80, 0xf40, 0x604
};
unsigned char tmp;
unsigned char cs4231_mode = 0;
int ad_flags = 0;
if (already_initialized)
return 0;
mad16_osp = hw_config->osp;
/*
* Check that all ports return 0xff (bus float) when no password
* is written to the password register.
*/
DDB(printk("--- Detecting MAD16 / Mozart ---\n"));
if (!chip_detect())
return 0;
if (board_type == C930)
return init_c930(hw_config);
for (i = 0xf8d; i <= 0xf93; i++)
if (!c924pnp)
DDB(printk("port %03x = %02x\n", i, mad_read(i))) else
DDB(printk("port %03x = %02x\n", i-0x80, mad_read(i)));
/*
* Set the WSS address
*/
tmp = (mad_read(MC1_PORT) & 0x0f) | 0x80; /* Enable WSS, Disable SB */
for (i = 0; i < 5; i++)
{
if (i > 3) /* Not a valid port */
{
printk(KERN_ERR "MAD16/Mozart: Bad WSS base address 0x%x\n", hw_config->io_base);
return 0;
}
if (valid_ports[i] == hw_config->io_base)
{
tmp |= i << 4; /* WSS port select bits */
break;
}
}
/*
* Set optional CD-ROM and joystick settings.
*/
tmp &= ~0x0f;
#if defined(MAD16_CONF)
tmp |= ((MAD16_CONF) & 0x0f); /* CD-ROM and joystick bits */
#endif
mad_write(MC1_PORT, tmp);
#if defined(MAD16_CONF) && defined(MAD16_CDSEL)
tmp = MAD16_CDSEL;
#else
tmp = mad_read(MC2_PORT);
#endif
#ifdef MAD16_OPL4
tmp |= 0x20; /* Enable OPL4 access */
#endif
mad_write(MC2_PORT, tmp);
mad_write(MC3_PORT, 0xf0); /* Disable SB */
if (board_type == C924) /* Specific C924 init values */
{
mad_write(MC4_PORT, 0xA0);
mad_write(MC5_PORT, 0x05);
mad_write(MC6_PORT, 0x03);
}
if (!ad1848_detect(hw_config->io_base + 4, &ad_flags, mad16_osp))
return 0;
if (ad_flags & (AD_F_CS4231 | AD_F_CS4248))
cs4231_mode = 0x02; /* CS4248/CS4231 sync delay switch */
if (board_type == C929)
{
mad_write(MC4_PORT, 0xa2);
mad_write(MC5_PORT, 0xA5 | cs4231_mode);
mad_write(MC6_PORT, 0x03); /* Disable MPU401 */
}
else
{
mad_write(MC4_PORT, 0x02);
mad_write(MC5_PORT, 0x30 | cs4231_mode);
}
for (i = 0xf8d; i <= 0xf93; i++) if (!c924pnp)
DDB(printk("port %03x after init = %02x\n", i, mad_read(i))) else
DDB(printk("port %03x after init = %02x\n", i-0x80, mad_read(i)));
wss_init(hw_config);
return 1;
}
static int detect_c930(void)
{
unsigned char tmp = mad_read(MC1_PORT);
if ((tmp & 0x06) != 0x06)
{
DDB(printk("Wrong C930 signature (%x)\n", tmp));
/* return 0; */
}
mad_write(MC1_PORT, 0);
if (mad_read(MC1_PORT) != 0x06)
{
DDB(printk("Wrong C930 signature2 (%x)\n", tmp));
/* return 0; */
}
mad_write(MC1_PORT, tmp); /* Restore bits */
mad_write(MC7_PORT, 0);
if ((tmp = mad_read(MC7_PORT)) != 0)
{
DDB(printk("MC7 not writable (%x)\n", tmp));
return 0;
}
mad_write(MC7_PORT, 0xcb);
if ((tmp = mad_read(MC7_PORT)) != 0xcb)
{
DDB(printk("MC7 not writable2 (%x)\n", tmp));
return 0;
}
tmp = mad_read(MC0_PORT+18);
if (tmp == 0xff || tmp == 0x00)
return 1;
/* We probably have a C931 */
DDB(printk("Detected C931 config=0x%02x\n", tmp));
c931_detected = 1;
/*
* We cannot configure the chip if it is in PnP mode.
* If we have a CSN assigned (bit 8 in MC13) we first try
* a software reset, then a software power off, finally
* Clearing PnP mode. The last option is not
* Bit 8 in MC13
*/
if ((mad_read(MC0_PORT+13) & 0x80) == 0)
return 1;
/* Software reset */
mad_write(MC9_PORT, 0x02);
mad_write(MC9_PORT, 0x00);
if ((mad_read(MC0_PORT+13) & 0x80) == 0)
return 1;
/* Power off, and on again */
mad_write(MC9_PORT, 0xc2);
mad_write(MC9_PORT, 0xc0);
if ((mad_read(MC0_PORT+13) & 0x80) == 0)
return 1;
#if 0
/* Force off PnP mode. This is not recommended because
* the PnP bios will not recognize the chip on the next
* warm boot and may assignd different resources to other
* PnP/PCI cards.
*/
mad_write(MC0_PORT+17, 0x04);
#endif
return 1;
}
void
test_mifare_classic_mad (void)
{
MifareClassicKey key_a_transport = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
MifareClassicKey key_b_sector_00 = { 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff };
MifareClassicKey key_b_sector_10 = { 0x1a, 0x98, 0x2c, 0x7e, 0x45 ,0x9a };
MifareClassicBlock tb;
Mad mad;
int res;
/* __ __ _ ___ _
* | \/ | /_\ | \__ _/ |
* | |\/| |/ _ \| |) \ V / |
* |_| |_/_/ \_\___/ \_/|_|
*/
mad = mad_new (1);
cut_assert_not_null (mad, cut_message ("mad_new() failed"));
// Prepare sector 0x00 for writing a MAD.
res = mifare_classic_authenticate (tag, 0x00, key_a_transport, MFC_KEY_A);
cut_assert_equal_int (0, res, cut_message ("mifare_classic_authenticate() failed"));
mifare_classic_trailer_block (&tb, key_a_transport, 00, 00, 00, 06, 0x00, key_b_sector_00);
res = mifare_classic_write (tag, 0x03, tb);
cut_assert_equal_int (0, res, cut_message ("mifare_classic_write() failed"));
// Write the empty MAD
res = mad_write (tag, mad, key_b_sector_00, NULL);
cut_assert_equal_int (0, res, cut_message ("mad_write() failed"));
// Check the empty MAD
MifareClassicBlock ref_01 = {
0xce, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
MifareClassicBlock ref_02 = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
MifareClassicBlock data;
res = mifare_classic_authenticate (tag, 0x01, mad_public_key_a, MFC_KEY_A);
cut_assert_equal_int (0, res, cut_message ("mifare_classic_authenticate() failed"));
res = mifare_classic_read (tag, 0x01, &data);
cut_assert_equal_int (0, res, cut_message ("mad_read() failed"));
cut_assert_equal_memory (ref_01, sizeof (ref_01), data, sizeof (data), cut_message ("Wrong data"));
res = mifare_classic_read (tag, 0x02, &data);
cut_assert_equal_int (0, res, cut_message ("mad_read() failed"));
cut_assert_equal_memory (ref_02, sizeof (ref_02), data, sizeof (data), cut_message ("Wrong data"));
Mad mad2 = mad_read (tag);
cut_assert_not_null (mad2, cut_message ("mad_read() failed"));
cut_assert_equal_memory (mad, sizeof (mad), mad2, sizeof (mad2), cut_message ("Wrong MAD"));
const char application_data[] = "APPLICATION DATA >> APPLICATION DATA >> APPLICATION DATA >> " \
"APPLICATION DATA >> APPLICATION DATA >> APPLICATION DATA >> " \
"APPLICATION DATA >> APPLICATION DATA >> APPLICATION DATA >> " \
"APPLICATION DATA >> APPLICATION DATA >> APPLICATION DATA >> " \
"APPLICATION DATA >> APPLICATION DATA >> APPLICATION DATA >> " \
"APPLICATION DATA >> APPLICATION DATA >> APPLICATION DATA >> ";
MadAid aid = {
.function_cluster_code = 0x01,
.application_code = 0x12
};
// Write some data in the application
MifareClassicSectorNumber *sectors = mifare_application_alloc (mad, aid, sizeof (application_data));
cut_assert_not_null (sectors, cut_message ("mifare_application_alloc() failed"));
free (sectors);
res = mad_write (tag, mad, key_b_sector_00, NULL);
cut_assert_equal_int (0, res, cut_message ("mad_write() failed"));
ssize_t s = mifare_application_write (tag, mad, aid, &application_data, sizeof (application_data), key_a_transport, MFC_KEY_A);
cut_assert_equal_int (sizeof (application_data), s, cut_message ("mifare_application_write() failed"));
char read_buf[500];
// Read it again
s = mifare_application_read (tag, mad, aid, read_buf, sizeof (application_data), key_a_transport, MFC_KEY_A);
cut_assert_equal_int (sizeof (application_data), s, cut_message ("mifare_application_read() failed"));
cut_assert_equal_memory (application_data, sizeof (application_data), read_buf, s, cut_message ("Wrong application data"));
mad_free (mad);
mad_free (mad2);
// Revert to the transport configuration
res = mifare_classic_authenticate (tag, 0x00, key_b_sector_00, MFC_KEY_B);
cut_assert_equal_int (0, res, cut_message ("mifare_classic_authenticate() failed"));
res = mifare_classic_format_sector (tag, 0x00);
cut_assert_equal_int (0, res, cut_message ("mifare_classic_format_sector() failed"));
/* __ __ _ ___ ___
* | \/ | /_\ | \__ _|_ )
* | |\/| |/ _ \| |) \ V // /
* |_| |_/_/ \_\___/ \_//___|
*/
if (freefare_get_tag_type (tag) != CLASSIC_4K) {
cut_omit ("MADv2 requires a MIFARE Classic 4K to be tested");
}
mad = mad_new (2);
cut_assert_not_null (mad, cut_message ("mad_new() failed"));
// Prepare sector 0x00 for writing a MAD.
res = mifare_classic_authenticate (tag, 0x00, key_a_transport, MFC_KEY_A);
cut_assert_equal_int (0, res, cut_message ("mifare_classic_authenticate() failed"));
mifare_classic_trailer_block (&tb, key_a_transport, 00, 00, 00, 06, 0x00, key_b_sector_00);
res = mifare_classic_write (tag, 0x03, tb);
cut_assert_equal_int (0, res, cut_message ("mifare_classic_write() failed"));
// Prepare sector 0x10 for writing a MAD.
res = mifare_classic_authenticate (tag, 0x40, key_a_transport, MFC_KEY_A);
cut_assert_equal_int (0, res, cut_message ("mifare_classic_authenticate() failed"));
mifare_classic_trailer_block (&tb, key_a_transport, 00, 00, 00, 06, 0x00, key_b_sector_10);
res = mifare_classic_write (tag, 0x43, tb);
cut_assert_equal_int (0, res, cut_message ("mifare_classic_write() failed"));
// Write the empty MAD
res = mad_write (tag, mad, key_b_sector_00, key_b_sector_10);
cut_assert_equal_int (0, res, cut_message ("mad_write() failed"));
// Check the empty MAD
res = mifare_classic_authenticate (tag, 0x01, mad_public_key_a, MFC_KEY_A);
cut_assert_equal_int (0, res, cut_message ("mifare_classic_authenticate() failed"));
res = mifare_classic_read (tag, 0x01, &data);
cut_assert_equal_int (0, res, cut_message ("mad_read() failed"));
cut_assert_equal_memory (ref_01, sizeof (ref_01), data, sizeof (data), cut_message ("Wrong data"));
res = mifare_classic_read (tag, 0x02, &data);
cut_assert_equal_int (0, res, cut_message ("mad_read() failed"));
cut_assert_equal_memory (ref_02, sizeof (ref_02), data, sizeof (data), cut_message ("Wrong data"));
MifareClassicBlock ref_40 = {
0x16, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
MifareClassicBlock ref_41 = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
MifareClassicBlock ref_42 = {
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
res = mifare_classic_authenticate (tag, 0x40, mad_public_key_a, MFC_KEY_A);
cut_assert_equal_int (0, res, cut_message ("mifare_classic_authenticate() failed"));
res = mifare_classic_read (tag, 0x40, &data);
cut_assert_equal_int (0, res, cut_message ("mad_read() failed"));
cut_assert_equal_memory (ref_40, sizeof (ref_01), data, sizeof (data), cut_message ("Wrong data"));
res = mifare_classic_read (tag, 0x41, &data);
cut_assert_equal_int (0, res, cut_message ("mad_read() failed"));
cut_assert_equal_memory (ref_41, sizeof (ref_02), data, sizeof (data), cut_message ("Wrong data"));
res = mifare_classic_read (tag, 0x42, &data);
cut_assert_equal_int (0, res, cut_message ("mad_read() failed"));
cut_assert_equal_memory (ref_42, sizeof (ref_02), data, sizeof (data), cut_message ("Wrong data"));
mad2 = mad_read (tag);
cut_assert_not_null (mad2, cut_message ("mad_read() failed"));
cut_assert_equal_memory (mad, sizeof (mad), mad2, sizeof (mad2), cut_message ("Wrong MAD"));
// Write some data in the application
sectors = mifare_application_alloc (mad, aid, sizeof (application_data));
cut_assert_not_null (sectors, cut_message ("mifare_application_alloc() failed"));
free (sectors);
res = mad_write (tag, mad, key_b_sector_00, key_b_sector_10);
cut_assert_equal_int (0, res, cut_message ("mad_write() failed"));
s = mifare_application_write (tag, mad, aid, &application_data, sizeof (application_data), key_a_transport, MFC_KEY_A);
cut_assert_equal_int (sizeof (application_data), s, cut_message ("mifare_application_write() failed"));
// Read it again
s = mifare_application_read (tag, mad, aid, read_buf, sizeof (application_data), key_a_transport, MFC_KEY_A);
cut_assert_equal_int (sizeof (application_data), s, cut_message ("mifare_application_read() failed"));
cut_assert_equal_memory (application_data, sizeof (application_data), read_buf, s, cut_message ("Wrong application data"));
mad_free (mad);
mad_free (mad2);
// Revert to the transport configuration
res = mifare_classic_authenticate (tag, 0x00, key_b_sector_00, MFC_KEY_B);
cut_assert_equal_int (0, res, cut_message ("mifare_classic_authenticate() failed"));
res = mifare_classic_format_sector (tag, 0x00);
cut_assert_equal_int (0, res, cut_message ("mifare_classic_format_sector() failed"));
res = mifare_classic_authenticate (tag, 0x40, key_b_sector_10, MFC_KEY_B);
cut_assert_equal_int (0, res, cut_message ("mifare_classic_authenticate() failed"));
res = mifare_classic_format_sector (tag, 0x10);
cut_assert_equal_int (0, res, cut_message ("mifare_classic_format_sector() failed"));
}
int
main(int argc, char *argv[])
{
MYSQL *conn;
MYSQL_RES *result;
MYSQL_ROW row;
int retval;
conn = mysql_init(NULL);
retval = mysql_real_connect(conn, def_host_name, def_user_name, def_password, def_db_name, def_port_num, def_socket_name, def_client_flag);
if(!retval)
{
printf("Error connecting to database: %s\n", mysql_error(conn));
return -1;
}
printf("Connection successful\n");
int error = 0;
nfc_device_t *device = NULL;
MifareTag *tags = NULL;
Mad mad;
MifareClassicKey transport_key = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
char ndef_input[15] = {'\0'};
char ID[9] = {'\0'};
double balance = 0;
printf("\nID: ");
scanf("%s", ID);
while (getchar() != '\n') continue;
printf("\nBalance: ");
scanf("%lf", &balance);
while (getchar() != '\n') continue;
ID[0] = toupper(ID[0]);
ID[1] = toupper(ID[1]);
char balance_char[6] = {'\0'};
snprintf(balance_char, 6, "%.2f", balance);
//ensure balance always with 4 digit, 4.00 => 04.00
char final_balance[6] = {'\0'};
if(strlen(balance_char) != 5)
{
strcat(final_balance, "0");
strcat(final_balance, balance_char);
}
else
{
strcpy(final_balance, balance_char);
}
strcat(ndef_input, ID);
strcat(ndef_input, final_balance);
int i = 0;
if (ndef_input == NULL) {
printf("Write default message.\n");
for(i=0; i < sizeof(ndef_default_msg); i++)
{
ndef_msg[i] = (uint8_t)ndef_default_msg[i];
}
ndef_msg_len = sizeof(ndef_default_msg);
}
else {
for(i=0; i < strlen(ndef_input); i++)
{
ndef_msg[i] = (uint8_t)ndef_input[i];
}
ndef_msg_len = strlen(ndef_input);
}
printf ("NDEF message is %zu bytes long.\n", ndef_msg_len);
struct mifare_classic_key_and_type *card_write_keys;
if (!(card_write_keys = malloc (40 * sizeof (*card_write_keys)))) {
err (EXIT_FAILURE, "malloc");
}
nfc_device_desc_t devices[8];
size_t device_count;
nfc_list_devices (devices, 8, &device_count);
if (!device_count)
errx (EXIT_FAILURE, "No NFC device found.");
for (size_t d = 0; d < device_count; d++) {
device = nfc_connect (&(devices[d]));
if (!device) {
warnx ("nfc_connect() failed.");
error = EXIT_FAILURE;
continue;
}
tags = freefare_get_tags (device);
if (!tags) {
nfc_disconnect (device);
errx (EXIT_FAILURE, "Error listing MIFARE classic tag.");
}
for (int i = 0; (!error) && tags[i]; i++)
{
switch (freefare_get_tag_type (tags[i])) {
case CLASSIC_1K:
case CLASSIC_4K:
break;
default:
continue;
}
char *tag_uid = freefare_get_tag_uid (tags[i]);
char buffer[BUFSIZ];
printf ("Found %s with UID %s.\n", freefare_get_tag_friendly_name (tags[i]), tag_uid);
bool write_ndef = true;
for (int n = 0; n < 40; n++) {
memcpy(card_write_keys[n].key, transport_key, sizeof (transport_key));
card_write_keys[n].type = MFC_KEY_A;
}
if (write_ndef)
{
switch (freefare_get_tag_type (tags[i])) {
case CLASSIC_4K:
if (!search_sector_key (tags[i], 0x10, &(card_write_keys[0x10].key), &(card_write_keys[0x10].type))) {
error = 1;
goto error;
}
/* fallthrough */
case CLASSIC_1K:
if (!search_sector_key (tags[i], 0x00, &(card_write_keys[0x00].key), &(card_write_keys[0x00].type))) {
error = 1;
goto error;
}
break;
default:
/* Keep compiler quiet */
break;
}
if (!error) {
/* Ensure the auth key is always a B one. If not, change it! */
switch (freefare_get_tag_type (tags[i])) {
case CLASSIC_4K:
if (card_write_keys[0x10].type != MFC_KEY_B) {
if( 0 != fix_mad_trailer_block (device, tags[i], 0x10, card_write_keys[0x10].key, card_write_keys[0x10].type)) {
error = 1;
goto error;
}
memcpy (&(card_write_keys[0x10].key), &default_keyb, sizeof (MifareClassicKey));
card_write_keys[0x10].type = MFC_KEY_B;
}
/* fallthrough */
case CLASSIC_1K:
if (card_write_keys[0x00].type != MFC_KEY_B) {
if( 0 != fix_mad_trailer_block (device, tags[i], 0x00, card_write_keys[0x00].key, card_write_keys[0x00].type)) {
error = 1;
goto error;
}
memcpy (&(card_write_keys[0x00].key), &default_keyb, sizeof (MifareClassicKey));
card_write_keys[0x00].type = MFC_KEY_B;
}
break;
default:
/* Keep compiler quiet */
break;
}
}
size_t encoded_size;
uint8_t *tlv_data = tlv_encode (3, ndef_msg, ndef_msg_len, &encoded_size);
/*
* At his point, we should have collected all information needed to
* succeed.
*/
// If the card already has a MAD, load it.
if ((mad = mad_read (tags[i]))) {
// If our application already exists, erase it.
MifareClassicSectorNumber *sectors, *p;
sectors = p = mifare_application_find (mad, mad_nfcforum_aid);
if (sectors) {
while (*p) {
if (mifare_classic_authenticate (tags[i], mifare_classic_sector_last_block(*p), default_keyb, MFC_KEY_B) < 0) {
nfc_perror (device, "mifare_classic_authenticate");
error = 1;
goto error;
}
if (mifare_classic_format_sector (tags[i], *p) < 0) {
nfc_perror (device, "mifare_classic_format_sector");
error = 1;
goto error;
}
p++;
}
}
free (sectors);
mifare_application_free (mad, mad_nfcforum_aid);
} else {
// Create a MAD and mark unaccessible sectors in the card
if (!(mad = mad_new ((freefare_get_tag_type (tags[i]) == CLASSIC_4K) ? 2 : 1))) {
perror ("mad_new");
error = 1;
goto error;
}
MifareClassicSectorNumber max_s;
switch (freefare_get_tag_type (tags[i])) {
case CLASSIC_1K:
max_s = 15;
break;
case CLASSIC_4K:
max_s = 39;
break;
default:
/* Keep compiler quiet */
break;
}
// Mark unusable sectors as so
for (size_t s = max_s; s; s--) {
if (s == 0x10)
continue;
if (!search_sector_key (tags[i], s, &(card_write_keys[s].key), &(card_write_keys[s].type))) {
mad_set_aid (mad, s, mad_defect_aid);
} else if ((memcmp (card_write_keys[s].key, transport_key, sizeof (transport_key)) != 0) &&
(card_write_keys[s].type != MFC_KEY_A)) {
// Revert to transport configuration
if (mifare_classic_format_sector (tags[i], s) < 0) {
nfc_perror (device, "mifare_classic_format_sector");
error = 1;
goto error;
}
}
}
}
MifareClassicSectorNumber *sectors = mifare_application_alloc (mad, mad_nfcforum_aid, encoded_size);
if (!sectors) {
nfc_perror (device, "mifare_application_alloc");
error = EXIT_FAILURE;
goto error;
}
if (mad_write (tags[i], mad, card_write_keys[0x00].key, card_write_keys[0x10].key) < 0) {
nfc_perror (device, "mad_write");
error = EXIT_FAILURE;
goto error;
}
int s = 0;
while (sectors[s]) {
MifareClassicBlockNumber block = mifare_classic_sector_last_block (sectors[s]);
MifareClassicBlock block_data;
mifare_classic_trailer_block (&block_data, mifare_classic_nfcforum_public_key_a, 0x0, 0x0, 0x0, 0x6, 0x40, default_keyb);
if (mifare_classic_authenticate (tags[i], block, card_write_keys[sectors[s]].key, card_write_keys[sectors[s]].type) < 0) {
nfc_perror (device, "mifare_classic_authenticate");
error = EXIT_FAILURE;
goto error;
}
if (mifare_classic_write (tags[i], block, block_data) < 0) {
nfc_perror (device, "mifare_classic_write");
error = EXIT_FAILURE;
goto error;
}
s++;
}
if ((ssize_t) encoded_size != mifare_application_write (tags[i], mad, mad_nfcforum_aid, tlv_data, encoded_size, default_keyb, MCAB_WRITE_KEYB)) {
nfc_perror (device, "mifare_application_write");
error = EXIT_FAILURE;
goto error;
}
//create new student record in database
char sql_stmnt[57] = {'\0'};
int n = 0;
//filter tag_uid
ulong uid_length = strlen(tag_uid);
char uid_esc[(2 * uid_length)+1];
mysql_real_escape_string(conn, uid_esc, tag_uid, uid_length);
//filter ID
ulong id_length = strlen(ID);
char id_esc[(2 * id_length)+1];
mysql_real_escape_string(conn, id_esc, ID, id_length);
n = snprintf(sql_stmnt, 57, "INSERT INTO student VALUES('%s', '%s', %.1f)", uid_esc, id_esc, balance);
retval = mysql_real_query(conn, sql_stmnt, n);
if(retval)
{
printf("Inserting data from DB Failed\n");
return -1;
}
printf("Insert to DB successful\n");
free (sectors);
free (tlv_data);
free (mad);
}
error:
free (tag_uid);
}
//should at the line 412, but the compiler keep on complaining
//jump into scope of identifier with variably modified type
//no idea why that happens, goto is always call inside any {} to outside error:
//even at 412, still not outside enough
freefare_free_tags (tags);
nfc_disconnect (device);
}
free (card_write_keys);
mysql_free_result(result);
mysql_close(conn);
exit (error);
}
static int __init probe_mad16_mpu(struct address_info *hw_config)
{
static int mpu_attached = 0;
unsigned char tmp;
if (!already_initialized) /* The MSS port must be initialized first */
return 0;
if (mpu_attached) /* Don't let them call this twice */
return 0;
mpu_attached = 1;
if (board_type < C929) /* Early chip. No MPU support. Just SB MIDI */
{
#ifdef CONFIG_MAD16_OLDCARD
tmp = mad_read(MC3_PORT);
/*
* MAD16 SB base is defined by the WSS base. It cannot be changed
* alone.
* Ignore configured I/O base. Use the active setting.
*/
if (mad_read(MC1_PORT) & 0x20)
hw_config->io_base = 0x240;
else
hw_config->io_base = 0x220;
switch (hw_config->irq)
{
case 5:
tmp = (tmp & 0x3f) | 0x80;
break;
case 7:
tmp = (tmp & 0x3f);
break;
case 11:
tmp = (tmp & 0x3f) | 0x40;
break;
default:
printk(KERN_ERR "mad16/Mozart: Invalid MIDI IRQ\n");
return 0;
}
mad_write(MC3_PORT, tmp | 0x04);
hw_config->driver_use_1 = SB_MIDI_ONLY;
if (!sb_dsp_detect(hw_config, 0, 0, NULL))
return 0;
if (mad_read(MC1_PORT) & 0x20)
hw_config->io_base = 0x240;
else
hw_config->io_base = 0x220;
hw_config->name = "Mad16/Mozart";
sb_dsp_init(hw_config, THIS_MODULE);
return 1;
#else
/* assuming all later Mozart cards are identified as
* either 82C928 or Mozart. If so, following code attempts
* to set MPU register. TODO - add probing
*/
tmp = mad_read(MC8_PORT);
switch (hw_config->irq)
{
case 5:
tmp |= 0x08;
break;
case 7:
tmp |= 0x10;
break;
case 9:
tmp |= 0x18;
break;
case 10:
tmp |= 0x20;
break;
case 11:
tmp |= 0x28;
break;
default:
printk(KERN_ERR "mad16/MOZART: invalid mpu_irq\n");
return 0;
}
switch (hw_config->io_base)
{
case 0x300:
tmp |= 0x01;
break;
case 0x310:
tmp |= 0x03;
break;
case 0x320:
tmp |= 0x05;
break;
case 0x330:
tmp |= 0x07;
break;
default:
printk(KERN_ERR "mad16/MOZART: invalid mpu_io\n");
return 0;
}
mad_write(MC8_PORT, tmp); /* write MPU port parameters */
goto probe_401;
#endif
}
tmp = mad_read(MC6_PORT) & 0x83;
tmp |= 0x80; /* MPU-401 enable */
/* Set the MPU base bits */
switch (hw_config->io_base)
{
case 0x300:
tmp |= 0x60;
break;
case 0x310:
tmp |= 0x40;
break;
case 0x320:
tmp |= 0x20;
break;
case 0x330:
tmp |= 0x00;
break;
default:
printk(KERN_ERR "MAD16: Invalid MIDI port 0x%x\n", hw_config->io_base);
return 0;
}
/* Set the MPU IRQ bits */
switch (hw_config->irq)
{
case 5:
tmp |= 0x10;
break;
case 7:
tmp |= 0x18;
break;
case 9:
tmp |= 0x00;
break;
case 10:
tmp |= 0x08;
break;
default:
printk(KERN_ERR "MAD16: Invalid MIDI IRQ %d\n", hw_config->irq);
break;
}
mad_write(MC6_PORT, tmp); /* Write MPU401 config */
#ifndef CONFIG_MAD16_OLDCARD
probe_401:
#endif
hw_config->driver_use_1 = SB_MIDI_ONLY;
hw_config->name = "Mad16/Mozart";
return probe_uart401(hw_config, THIS_MODULE);
}
