int get_RFID(char *sn_str)
{
uint8_t SN_len=0;
int tmp;
char *p;
uint8_t SN[10];
p=sn_str;
if(select_tag_sn(SN,&SN_len)!=TAG_OK) fprintf(stderr, "card read error.\n");
//edited this for loop to print in little endian order
for (tmp=SN_len-1;tmp>=0;tmp--) {
sprintf(p,"%02x",SN[tmp]);
p+=2;
}
*p=0;
return 1;
}
Rfid::RfidStatusCode Rfid::listen(void)
{
(*_pLinkToConsole)->printLog("start void Rfid::listen(void)");
uint8_t SN[10];
uint8_t SN_len=0;
uint8_t use_gpio=1;
uint8_t gpio=18;
uint16_t CType=0;
int tmp, i;
char status;
char str[255];
char *p;
char sn_str[23];
while(_statusCode == RfidStatusCode::NONE)
{
status = find_tag(&CType);
if(status==TAG_NOTAG)
{
usleep(200000);
continue;
}
else if((status!=TAG_OK) && (status!=TAG_COLLISION))
{
continue;
}
if(select_tag_sn(SN, &SN_len)!=TAG_OK)
{
continue;
}
p=sn_str;
for(tmp=0; tmp<SN_len; tmp++)
{
sprintf(p, "%02x", SN[tmp]);
p+=2;
}
*(p++)=0;
/*
if(use_gpio){
bcm2835_gpio_write(gpio, HIGH);
}
*/
_outStream << "Tag found ";
_outStream << "[type: " << setfill('0') << setw(4) << setbase(16) << CType << ", ";
_outStream << "SNlen: " << setbase(10) << int(SN_len) << ", ";
_outStream << "SN: " << int(SN) << "] ";
_outStream << "SN: " << sn_str;
(*_pLinkToConsole)->printOut(&_outStream);
string serial(sn_str);
rfidSignal(serial);
p=str;
PcdHalt();
if (use_gpio){
bcm2835_gpio_write(gpio, LOW);
}
}
(*_pLinkToConsole)->printLog("end void Rfid::listen(void)");
}
int main(int argc, char *argv[])
{
uid_t uid;
uint8_t SN[10];
uint16_t CType=0;
uint8_t SN_len=0;
char status;
int tmp,i;
char str[255];
char *p;
char sn_str[23];
pid_t child;
int max_page=0;
uint8_t page_step=0;
FILE * fmem_str;
char save_mem=0;
char fmem_path[255];
uint8_t use_gpio=0;
uint8_t gpio=255;
uint32_t spi_speed=10000000L;
int fd = -1 ;
//by myself
unsigned char blockaddr = (unsigned char)atoi(argv[1]);
unsigned char key_passwd = (unsigned char)atoi(argv[2]) ;
int n = 0;
unsigned char statu = 0;
unsigned char data_test[16];
for(n = 0; n < 6; n++) {
data_test[n] = 0x00;
}
data_test[6] = 0xff ;
data_test[7] = 0x07;
data_test[8] = 0x80 ;
data_test[9] = 0x69 ;
for(n=10;n<16;n++){
data_test[n] = 0xFF ;
}
#if 1
if(argc < 3) {
printf("command error and try again like this : ./a.out 1 \n");
return -1;
}
#endif
if( (fd = spi_open() )< 0) return -1 ;
/*
* spi mode
*/
unsigned char mode = 3;
// unsigned char mode = 1;
unsigned char mode_t ;
unsigned char bits = 8 ;
unsigned int speed = 120000000 ;
int ret = -1 ;
ret = ioctl(fd, SPI_IOC_WR_MODE, &mode);
if (ret == -1)
printf("can't set spi mode");
ret = ioctl(fd, SPI_IOC_RD_MODE, &mode_t);
if (ret == -1)
printf("can't get spi mode");
/*
* bits per word
*/
ret = ioctl(fd, SPI_IOC_WR_BITS_PER_WORD, &bits);
if (ret == -1)
printf("can't set bits per word");
unsigned char bits_t ;
ret = ioctl(fd, SPI_IOC_RD_BITS_PER_WORD, &bits_t);
if (ret == -1)
printf("can't get bits per word");
/*
* max speed hz
*/
ret = ioctl(fd, SPI_IOC_WR_MAX_SPEED_HZ, &speed);
if (ret == -1)
printf("can't set max speed hz");
unsigned int speed_t ;
ret = ioctl(fd, SPI_IOC_RD_MAX_SPEED_HZ, &speed_t);
if (ret == -1)
printf("can't get max speed hz");
printf("spidev hw info : mode:%d bits:%d speed:%d\n",mode_t,bits_t,speed_t) ;
//many changes in InitRc522 function, please check it.
printf("we will read block [%d] value !\n",blockaddr);
printf("rc522 is soft_rest ....\n");
PcdReset();
#if 1
printf("rc522 open antenna ... \n");
usleep(100*1000);
PcdAntennaOn();
memset(Tmpbuff,0,20);
printf("now find tag .....\n");
while(1) {
statu = PcdRequest(PICC_REQALL,Tmpbuff);
if(statu == TAG_OK) {
printf("find the tag and the tag type is :");
for(n = 0; n < (sizeof(Tmpbuff) / sizeof(Tmpbuff[0])); n++) {
printf("0x%x ",Tmpbuff[n]);
}
printf("\n");
}else {
continue ;
}
printf("Now is running Anticoll ....\n");
statu = PcdAnticoll(PICC_ANTICOLL1, Tmpbuff);
if(statu == TAG_OK) {
printf("Anticoll success and the tag sn is ");
for(n = 0; n < (sizeof(Tmpbuff) / sizeof(Tmpbuff[0])); n++) {
printf("0x%x ",Tmpbuff[n]);
}
printf("\n");
}else {
printf("Anticoll faild !\n");
continue ;
}
printf("Now start select an tag .... \n");
statu = PcdSelect(PICC_ANTICOLL1, Tmpbuff);
if(statu == TAG_OK) {
printf("select tag is success !\n");
}else {
printf("sorry,select tag faild !\n");
continue ;
}
printf("Now start authstate ... \n");
statu = PcdAuthState(PICC_AUTHENT1A, blockaddr, key, Tmpbuff);
// statu = PcdAuthState(PICC_AUTHENT1B, blockaddr, key, Tmpbuff);
if(statu == TAG_OK) {
printf("authstate success !\n");
}else {
printf("authstate faild and continue find tag....\n");
continue ;
}
#if 1
if(key_passwd == 3 ) {
printf("Now start write [%d] blockaddr... \n",key_passwd);
statu = PcdWrite(key_passwd, data_test);
if(statu == TAG_OK) {
printf("write success !\n");
}else {
printf("write faild !\n");
continue ;
}
statu = PcdRead(key_passwd,Tmpbuff);
if(statu == TAG_OK) {
printf("read success and the data is ");
for(n = 0; n < 16; n++) {
printf("0x%x ",Tmpbuff[n]);
}
printf("\n");
}else {
printf("read faild and continue find tag ....\n");
continue ;
}
}else {
printf("[%d] address is only read !\n",blockaddr);
}
#endif
printf("Now start read [%d] addresss ... \n",blockaddr);
statu = PcdRead(blockaddr,Tmpbuff);
if(statu == TAG_OK) {
printf("read success and the data is ");
for(n = 0; n < 16; n++) {
printf("0x%x ",Tmpbuff[n]);
}
printf("\n");
}else {
printf("read faild and continue find tag ....\n");
continue ;
}
printf("Now sleep the picc \n");
PcdHalt();
break ;
}
// InitRc522();
#if 0
while(1) {
status= find_tag(&CType);
printf("status is [%d] :Ctype [%x] \n",status,CType) ;
if (status==TAG_NOTAG) {
printf("find tag again !\n") ;
usleep(200000);
continue;
}else if ((status!=TAG_OK)&&(status!=TAG_COLLISION)) {
printf("status!=TAG_OK)&&(status!=TAG_COLLISION again \n") ;
continue;
}
printf("Ctype is %d\n",CType);
if (select_tag_sn(SN,&SN_len)!=TAG_OK) {
printf("select_tag_sn(SN,&SN_len)!=TAG_OK) again \n") ;
continue;
}
read_tag_str(0,str);
printf("str:%s\n",str) ;
PcdHalt();
break ;
}
#endif
#endif
printf("now start close spi orpe.....\n");
spi_close() ;
return 0;
}
